diff options
Diffstat (limited to 'os/hal/ports/STM32/STM32F3xx')
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/adc_lld.c | 548 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/adc_lld.h | 619 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/ext_lld_isr.c | 406 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/ext_lld_isr.h | 177 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/hal_lld.c | 202 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/hal_lld.h | 1150 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/platform.mk | 31 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/stm32_dma.c | 449 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/stm32_dma.h | 406 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/stm32_isr.h | 132 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/stm32_rcc.h | 835 | ||||
| -rw-r--r-- | os/hal/ports/STM32/STM32F3xx/stm32_registry.h | 1444 |
12 files changed, 6399 insertions, 0 deletions
diff --git a/os/hal/ports/STM32/STM32F3xx/adc_lld.c b/os/hal/ports/STM32/STM32F3xx/adc_lld.c new file mode 100644 index 000000000..1ceb7dafd --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/adc_lld.c @@ -0,0 +1,548 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/adc_lld.c
+ * @brief STM32F3xx ADC subsystem low level driver source.
+ *
+ * @addtogroup ADC
+ * @{
+ */
+
+#include "hal.h"
+
+#if HAL_USE_ADC || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+#if STM32_ADC_DUAL_MODE
+#if STM32_ADC_COMPACT_SAMPLES
+/* Compact type dual mode.*/
+#define ADC_DMA_SIZE (STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_PSIZE_HWORD)
+#define ADC_DMA_MDMA ADC_CCR_MDMA_HWORD
+
+#else /* !STM32_ADC_COMPACT_SAMPLES */
+/* Large type dual mode.*/
+#define ADC_DMA_SIZE (STM32_DMA_CR_MSIZE_WORD | STM32_DMA_CR_PSIZE_WORD)
+#define ADC_DMA_MDMA ADC_CCR_MDMA_WORD
+#endif /* !STM32_ADC_COMPACT_SAMPLES */
+
+#else /* !STM32_ADC_DUAL_MODE */
+#if STM32_ADC_COMPACT_SAMPLES
+/* Compact type single mode.*/
+#define ADC_DMA_SIZE (STM32_DMA_CR_MSIZE_BYTE | STM32_DMA_CR_PSIZE_BYTE)
+#define ADC_DMA_MDMA ADC_CCR_MDMA_DISABLED
+
+#else /* !STM32_ADC_COMPACT_SAMPLES */
+/* Large type single mode.*/
+#define ADC_DMA_SIZE (STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_PSIZE_HWORD)
+#define ADC_DMA_MDMA ADC_CCR_MDMA_DISABLED
+#endif /* !STM32_ADC_COMPACT_SAMPLES */
+#endif /* !STM32_ADC_DUAL_MODE */
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/** @brief ADC1 driver identifier.*/
+#if STM32_ADC_USE_ADC1 || defined(__DOXYGEN__)
+ADCDriver ADCD1;
+#endif
+
+/** @brief ADC1 driver identifier.*/
+#if STM32_ADC_USE_ADC3 || defined(__DOXYGEN__)
+ADCDriver ADCD3;
+#endif
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables the ADC voltage regulator.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ */
+static void adc_lld_vreg_on(ADCDriver *adcp) {
+
+ adcp->adcm->CR = 0; /* RM 12.4.3.*/
+ adcp->adcm->CR = ADC_CR_ADVREGEN_0;
+#if STM32_ADC_DUAL_MODE
+ adcp->adcs->CR = ADC_CR_ADVREGEN_0;
+#endif
+ osalSysPolledDelayX(US2RTC(STM32_HCLK, 10));
+}
+
+/**
+ * @brief Disables the ADC voltage regulator.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ */
+static void adc_lld_vreg_off(ADCDriver *adcp) {
+
+ adcp->adcm->CR = 0; /* RM 12.4.3.*/
+ adcp->adcm->CR = ADC_CR_ADVREGEN_1;
+#if STM32_ADC_DUAL_MODE
+ adcp->adcs->CR = ADC_CR_ADVREGEN_1;
+#endif
+}
+
+/**
+ * @brief Enables the ADC analog circuit.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ */
+static void adc_lld_analog_on(ADCDriver *adcp) {
+
+ adcp->adcm->CR |= ADC_CR_ADEN;
+ while ((adcp->adcm->ISR & ADC_ISR_ADRD) == 0)
+ ;
+#if STM32_ADC_DUAL_MODE
+ adcp->adcs->CR |= ADC_CR_ADEN;
+ while ((adcp->adcs->ISR & ADC_ISR_ADRD) == 0)
+ ;
+#endif
+}
+
+/**
+ * @brief Disables the ADC analog circuit.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ */
+static void adc_lld_analog_off(ADCDriver *adcp) {
+
+ adcp->adcm->CR |= ADC_CR_ADDIS;
+ while ((adcp->adcm->CR & ADC_CR_ADDIS) != 0)
+ ;
+#if STM32_ADC_DUAL_MODE
+ adcp->adcs->CR |= ADC_CR_ADDIS;
+ while ((adcp->adcs->CR & ADC_CR_ADDIS) != 0)
+ ;
+#endif
+}
+
+/**
+ * @brief Calibrates and ADC unit.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ */
+static void adc_lld_calibrate(ADCDriver *adcp) {
+
+ osalDbgAssert(adcp->adcm->CR == ADC_CR_ADVREGEN_0, "invalid register state");
+ adcp->adcm->CR |= ADC_CR_ADCAL;
+ while ((adcp->adcm->CR & ADC_CR_ADCAL) != 0)
+ ;
+#if STM32_ADC_DUAL_MODE
+ osalDbgAssert(adcp->adcs->CR == ADC_CR_ADVREGEN_0, "invalid register state");
+ adcp->adcs->CR |= ADC_CR_ADCAL;
+ while ((adcp->adcs->CR & ADC_CR_ADCAL) != 0)
+ ;
+#endif
+}
+
+/**
+ * @brief Stops an ongoing conversion, if any.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ */
+static void adc_lld_stop_adc(ADCDriver *adcp) {
+
+ if (adcp->adcm->CR & ADC_CR_ADSTART) {
+ adcp->adcm->CR |= ADC_CR_ADSTP;
+ while (adcp->adcm->CR & ADC_CR_ADSTP)
+ ;
+ }
+}
+
+/**
+ * @brief ADC DMA ISR service routine.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ * @param[in] flags pre-shifted content of the ISR register
+ */
+static void adc_lld_serve_dma_interrupt(ADCDriver *adcp, uint32_t flags) {
+
+ /* DMA errors handling.*/
+ if ((flags & (STM32_DMA_ISR_TEIF | STM32_DMA_ISR_DMEIF)) != 0) {
+ /* DMA, this could help only if the DMA tries to access an unmapped
+ address space or violates alignment rules.*/
+ _adc_isr_error_code(adcp, ADC_ERR_DMAFAILURE);
+ }
+ else {
+ /* It is possible that the conversion group has already be reset by the
+ ADC error handler, in this case this interrupt is spurious.*/
+ if (adcp->grpp != NULL) {
+ if ((flags & STM32_DMA_ISR_TCIF) != 0) {
+ /* Transfer complete processing.*/
+ _adc_isr_full_code(adcp);
+ }
+ else if ((flags & STM32_DMA_ISR_HTIF) != 0) {
+ /* Half transfer processing.*/
+ _adc_isr_half_code(adcp);
+ }
+ }
+ }
+}
+
+/**
+ * @brief ADC ISR service routine.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ * @param[in] isr content of the ISR register
+ */
+static void adc_lld_serve_interrupt(ADCDriver *adcp, uint32_t isr) {
+
+ /* It could be a spurious interrupt caused by overflows after DMA disabling,
+ just ignore it in this case.*/
+ if (adcp->grpp != NULL) {
+ /* Note, an overflow may occur after the conversion ended before the driver
+ is able to stop the ADC, this is why the DMA channel is checked too.*/
+ if ((isr & ADC_ISR_OVR) &&
+ (dmaStreamGetTransactionSize(adcp->dmastp) > 0)) {
+ /* ADC overflow condition, this could happen only if the DMA is unable
+ to read data fast enough.*/
+ _adc_isr_error_code(adcp, ADC_ERR_OVERFLOW);
+ }
+ if (isr & ADC_ISR_AWD1) {
+ /* Analog watchdog error.*/
+ _adc_isr_error_code(adcp, ADC_ERR_AWD1);
+ }
+ if (isr & ADC_ISR_AWD2) {
+ /* Analog watchdog error.*/
+ _adc_isr_error_code(adcp, ADC_ERR_AWD2);
+ }
+ if (isr & ADC_ISR_AWD3) {
+ /* Analog watchdog error.*/
+ _adc_isr_error_code(adcp, ADC_ERR_AWD3);
+ }
+ }
+}
+
+/*===========================================================================*/
+/* Driver interrupt handlers. */
+/*===========================================================================*/
+
+#if STM32_ADC_USE_ADC1 || defined(__DOXYGEN__)
+/**
+ * @brief ADC1/ADC2 interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector88) {
+ uint32_t isr;
+
+ OSAL_IRQ_PROLOGUE();
+
+#if STM32_ADC_DUAL_MODE
+ isr = ADC1->ISR;
+ isr |= ADC2->ISR;
+ ADC1->ISR = isr;
+ ADC2->ISR = isr;
+#else /* !STM32_ADC_DUAL_MODE */
+ isr = ADC1->ISR;
+ ADC1->ISR = isr;
+#endif /* !STM32_ADC_DUAL_MODE */
+
+ adc_lld_serve_interrupt(&ADCD1, isr);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif /* STM32_ADC_USE_ADC1 */
+
+#if STM32_ADC_USE_ADC3 || defined(__DOXYGEN__)
+/**
+ * @brief ADC3 interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(VectorFC) {
+ uint32_t isr;
+
+ OSAL_IRQ_PROLOGUE();
+
+ isr = ADC3->ISR;
+ ADC3->ISR = isr;
+
+ adc_lld_serve_interrupt(&ADCD3, isr);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+#if STM32_ADC_DUAL_MODE
+/**
+ * @brief ADC4 interrupt handler (as ADC3 slave).
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector134) {
+ uint32_t isr;
+
+ OSAL_IRQ_PROLOGUE();
+
+ isr = ADC4->ISR;
+ ADC4->ISR = isr;
+
+ adc_lld_serve_interrupt(&ADCD3, isr);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif /* STM32_ADC_DUAL_MODE */
+#endif /* STM32_ADC_USE_ADC3 */
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Low level ADC driver initialization.
+ *
+ * @notapi
+ */
+void adc_lld_init(void) {
+
+#if STM32_ADC_USE_ADC1
+ /* Driver initialization.*/
+ adcObjectInit(&ADCD1);
+ ADCD1.adcc = ADC1_2_COMMON;
+ ADCD1.adcm = ADC1;
+#if STM32_ADC_DUAL_MODE
+ ADCD1.adcs = ADC2;
+#endif
+ ADCD1.dmastp = STM32_DMA1_STREAM1;
+ ADCD1.dmamode = ADC_DMA_SIZE |
+ STM32_DMA_CR_PL(STM32_ADC_ADC12_DMA_PRIORITY) |
+ STM32_DMA_CR_DIR_P2M |
+ STM32_DMA_CR_MINC | STM32_DMA_CR_TCIE |
+ STM32_DMA_CR_DMEIE | STM32_DMA_CR_TEIE;
+ nvicEnableVector(ADC1_2_IRQn, STM32_ADC_ADC12_IRQ_PRIORITY);
+#endif /* STM32_ADC_USE_ADC1 */
+
+#if STM32_ADC_USE_ADC3
+ /* Driver initialization.*/
+ adcObjectInit(&ADCD3);
+ ADCD3.adcc = ADC3_4_COMMON;
+ ADCD3.adcm = ADC3;
+#if STM32_ADC_DUAL_MODE
+ ADCD3.adcs = ADC4;
+#endif
+ ADCD3.dmastp = STM32_DMA2_STREAM5;
+ ADCD3.dmamode = ADC_DMA_SIZE |
+ STM32_DMA_CR_PL(STM32_ADC_ADC12_DMA_PRIORITY) |
+ STM32_DMA_CR_DIR_P2M |
+ STM32_DMA_CR_MINC | STM32_DMA_CR_TCIE |
+ STM32_DMA_CR_DMEIE | STM32_DMA_CR_TEIE;
+ nvicEnableVector(ADC3_IRQn, STM32_ADC_ADC34_IRQ_PRIORITY);
+#if STM32_ADC_DUAL_MODE
+ nvicEnableVector(ADC4_IRQn, STM32_ADC_ADC34_IRQ_PRIORITY);
+#endif
+#endif /* STM32_ADC_USE_ADC3 */
+}
+
+/**
+ * @brief Configures and activates the ADC peripheral.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ *
+ * @notapi
+ */
+void adc_lld_start(ADCDriver *adcp) {
+
+ /* If in stopped state then enables the ADC and DMA clocks.*/
+ if (adcp->state == ADC_STOP) {
+#if STM32_ADC_USE_ADC1
+ if (&ADCD1 == adcp) {
+ bool b;
+ b = dmaStreamAllocate(adcp->dmastp,
+ STM32_ADC_ADC12_DMA_IRQ_PRIORITY,
+ (stm32_dmaisr_t)adc_lld_serve_dma_interrupt,
+ (void *)adcp);
+ osalDbgAssert(!b, "stream already allocated");
+ rccEnableADC12(FALSE);
+ }
+#endif /* STM32_ADC_USE_ADC1 */
+
+#if STM32_ADC_USE_ADC3
+ if (&ADCD3 == adcp) {
+ bool b;
+ b = dmaStreamAllocate(adcp->dmastp,
+ STM32_ADC_ADC34_DMA_IRQ_PRIORITY,
+ (stm32_dmaisr_t)adc_lld_serve_dma_interrupt,
+ (void *)adcp);
+ osalDbgAssert(!b, "stream already allocated");
+ rccEnableADC34(FALSE);
+ }
+#endif /* STM32_ADC_USE_ADC2 */
+
+ /* Setting DMA peripheral-side pointer.*/
+#if STM32_ADC_DUAL_MODE
+ dmaStreamSetPeripheral(adcp->dmastp, &adcp->adcc->CDR);
+#else
+ dmaStreamSetPeripheral(adcp->dmastp, &adcp->adcm->DR);
+#endif
+
+ /* Clock source setting.*/
+ adcp->adcc->CCR = STM32_ADC_ADC12_CLOCK_MODE | ADC_DMA_MDMA;
+
+ /* Master ADC calibration.*/
+ adc_lld_vreg_on(adcp);
+ adc_lld_calibrate(adcp);
+
+ /* Master ADC enabled here in order to reduce conversions latencies.*/
+ adc_lld_analog_on(adcp);
+ }
+}
+
+/**
+ * @brief Deactivates the ADC peripheral.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ *
+ * @notapi
+ */
+void adc_lld_stop(ADCDriver *adcp) {
+
+ /* If in ready state then disables the ADC clock and analog part.*/
+ if (adcp->state == ADC_READY) {
+
+ /* Releasing the associated DMA channel.*/
+ dmaStreamRelease(adcp->dmastp);
+
+ /* Stopping the ongoing conversion, if any.*/
+ adc_lld_stop_adc(adcp);
+
+ /* Disabling ADC analog circuit and regulator.*/
+ adc_lld_analog_off(adcp);
+ adc_lld_vreg_off(adcp);
+
+#if STM32_ADC_USE_ADC1
+ if (&ADCD1 == adcp)
+ rccDisableADC12(FALSE);
+#endif
+
+#if STM32_ADC_USE_ADC3
+ if (&ADCD3 == adcp)
+ rccDisableADC34(FALSE);
+#endif
+ }
+}
+
+/**
+ * @brief Starts an ADC conversion.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ *
+ * @notapi
+ */
+void adc_lld_start_conversion(ADCDriver *adcp) {
+ uint32_t dmamode, ccr, cfgr;
+ const ADCConversionGroup *grpp = adcp->grpp;
+
+ osalDbgAssert(!STM32_ADC_DUAL_MODE || ((grpp->num_channels & 1) == 0),
+ "odd number of channels in dual mode");
+
+ /* Calculating control registers values.*/
+ dmamode = adcp->dmamode;
+ ccr = grpp->ccr | (adcp->adcc->CCR & (ADC_CCR_CKMODE_MASK |
+ ADC_CCR_MDMA_MASK));
+ cfgr = grpp->cfgr | ADC_CFGR_DMAEN;
+ if (grpp->circular) {
+ dmamode |= STM32_DMA_CR_CIRC;
+#if STM32_ADC_DUAL_MODE
+ ccr |= ADC_CCR_DMACFG_CIRCULAR;
+#else
+ cfgr |= ADC_CFGR_DMACFG_CIRCULAR;
+#endif
+ if (adcp->depth > 1) {
+ /* If circular buffer depth > 1, then the half transfer interrupt
+ is enabled in order to allow streaming processing.*/
+ dmamode |= STM32_DMA_CR_HTIE;
+ }
+ }
+
+ /* DMA setup.*/
+ dmaStreamSetMemory0(adcp->dmastp, adcp->samples);
+#if STM32_ADC_DUAL_MODE
+ dmaStreamSetTransactionSize(adcp->dmastp, ((uint32_t)grpp->num_channels/2) *
+ (uint32_t)adcp->depth);
+#else
+ dmaStreamSetTransactionSize(adcp->dmastp, (uint32_t)grpp->num_channels *
+ (uint32_t)adcp->depth);
+#endif
+ dmaStreamSetMode(adcp->dmastp, dmamode);
+ dmaStreamEnable(adcp->dmastp);
+
+ /* Configuring the CCR register with the static settings ORed with
+ the user-specified settings in the conversion group configuration
+ structure.*/
+ adcp->adcc->CCR = ccr;
+
+ /* ADC setup, if it is defined a callback for the analog watch dog then it
+ is enabled.*/
+ adcp->adcm->ISR = adcp->adcm->ISR;
+ adcp->adcm->IER = ADC_IER_OVR | ADC_IER_AWD1;
+ adcp->adcm->TR1 = grpp->tr1;
+#if STM32_ADC_DUAL_MODE
+ adcp->adcm->SMPR1 = grpp->smpr[0];
+ adcp->adcm->SMPR2 = grpp->smpr[1];
+ adcp->adcm->SQR1 = grpp->sqr[0] | ADC_SQR1_NUM_CH(grpp->num_channels / 2);
+ adcp->adcm->SQR2 = grpp->sqr[1];
+ adcp->adcm->SQR3 = grpp->sqr[2];
+ adcp->adcm->SQR4 = grpp->sqr[3];
+ adcp->adcs->SMPR1 = grpp->ssmpr[0];
+ adcp->adcs->SMPR2 = grpp->ssmpr[1];
+ adcp->adcs->SQR1 = grpp->ssqr[0] | ADC_SQR1_NUM_CH(grpp->num_channels / 2);
+ adcp->adcs->SQR2 = grpp->ssqr[1];
+ adcp->adcs->SQR3 = grpp->ssqr[2];
+ adcp->adcs->SQR4 = grpp->ssqr[3];
+
+#else /* !STM32_ADC_DUAL_MODE */
+ adcp->adcm->SMPR1 = grpp->smpr[0];
+ adcp->adcm->SMPR2 = grpp->smpr[1];
+ adcp->adcm->SQR1 = grpp->sqr[0] | ADC_SQR1_NUM_CH(grpp->num_channels);
+ adcp->adcm->SQR2 = grpp->sqr[1];
+ adcp->adcm->SQR3 = grpp->sqr[2];
+ adcp->adcm->SQR4 = grpp->sqr[3];
+#endif /* !STM32_ADC_DUAL_MODE */
+
+ /* ADC configuration.*/
+ adcp->adcm->CFGR = cfgr;
+
+ /* Starting conversion.*/
+ adcp->adcm->CR |= ADC_CR_ADSTART;
+}
+
+/**
+ * @brief Stops an ongoing conversion.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object
+ *
+ * @notapi
+ */
+void adc_lld_stop_conversion(ADCDriver *adcp) {
+
+ dmaStreamDisable(adcp->dmastp);
+ adc_lld_stop_adc(adcp);
+}
+
+#endif /* HAL_USE_ADC */
+
+/** @} */
diff --git a/os/hal/ports/STM32/STM32F3xx/adc_lld.h b/os/hal/ports/STM32/STM32F3xx/adc_lld.h new file mode 100644 index 000000000..a2631505a --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/adc_lld.h @@ -0,0 +1,619 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/adc_lld.h
+ * @brief STM32F3xx ADC subsystem low level driver header.
+ *
+ * @addtogroup ADC
+ * @{
+ */
+
+#ifndef _ADC_LLD_H_
+#define _ADC_LLD_H_
+
+#if HAL_USE_ADC || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+/**
+ * @name Available analog channels
+ * @{
+ */
+#define ADC_CHANNEL_IN1 1 /**< @brief External analog input 1. */
+#define ADC_CHANNEL_IN2 2 /**< @brief External analog input 2. */
+#define ADC_CHANNEL_IN3 3 /**< @brief External analog input 3. */
+#define ADC_CHANNEL_IN4 4 /**< @brief External analog input 4. */
+#define ADC_CHANNEL_IN5 5 /**< @brief External analog input 5. */
+#define ADC_CHANNEL_IN6 6 /**< @brief External analog input 6. */
+#define ADC_CHANNEL_IN7 7 /**< @brief External analog input 7. */
+#define ADC_CHANNEL_IN8 8 /**< @brief External analog input 8. */
+#define ADC_CHANNEL_IN9 9 /**< @brief External analog input 9. */
+#define ADC_CHANNEL_IN10 10 /**< @brief External analog input 10. */
+#define ADC_CHANNEL_IN11 11 /**< @brief External analog input 11. */
+#define ADC_CHANNEL_IN12 12 /**< @brief External analog input 12. */
+#define ADC_CHANNEL_IN13 13 /**< @brief External analog input 13. */
+#define ADC_CHANNEL_IN14 14 /**< @brief External analog input 14. */
+#define ADC_CHANNEL_IN15 15 /**< @brief External analog input 15. */
+#define ADC_CHANNEL_IN16 16 /**< @brief External analog input 16. */
+#define ADC_CHANNEL_IN17 17 /**< @brief External analog input 17. */
+#define ADC_CHANNEL_IN18 18 /**< @brief External analog input 18. */
+/** @} */
+
+/**
+ * @name Sampling rates
+ * @{
+ */
+#define ADC_SMPR_SMP_1P5 0 /**< @brief 14 cycles conversion time */
+#define ADC_SMPR_SMP_2P5 1 /**< @brief 15 cycles conversion time. */
+#define ADC_SMPR_SMP_4P5 2 /**< @brief 17 cycles conversion time. */
+#define ADC_SMPR_SMP_7P5 3 /**< @brief 20 cycles conversion time. */
+#define ADC_SMPR_SMP_19P5 4 /**< @brief 32 cycles conversion time. */
+#define ADC_SMPR_SMP_61P5 5 /**< @brief 74 cycles conversion time. */
+#define ADC_SMPR_SMP_181P5 6 /**< @brief 194 cycles conversion time. */
+#define ADC_SMPR_SMP_601P5 7 /**< @brief 614 cycles conversion time. */
+/** @} */
+
+/**
+ * @name Resolution
+ * @{
+ */
+#define ADC_CFGR1_RES_12BIT (0 << 3)
+#define ADC_CFGR1_RES_10BIT (1 << 3)
+#define ADC_CFGR1_RES_8BIT (2 << 3)
+#define ADC_CFGR1_RES_6BIT (3 << 3)
+/** @} */
+
+/**
+ * @name CFGR register configuration helpers
+ * @{
+ */
+#define ADC_CFGR_DMACFG_MASK (1 << 1)
+#define ADC_CFGR_DMACFG_ONESHOT (0 << 1)
+#define ADC_CFGR_DMACFG_CIRCULAR (1 << 1)
+
+#define ADC_CFGR_RES_MASK (3 << 3)
+#define ADC_CFGR_RES_12BITS (0 << 3)
+#define ADC_CFGR_RES_10BITS (1 << 3)
+#define ADC_CFGR_RES_8BITS (2 << 3)
+#define ADC_CFGR_RES_6BITS (3 << 3)
+
+#define ADC_CFGR_ALIGN_MASK (1 << 5)
+#define ADC_CFGR_ALIGN_RIGHT (0 << 5)
+#define ADC_CFGR_ALIGN_LEFT (1 << 5)
+
+#define ADC_CFGR_EXTSEL_MASK (15 << 6)
+#define ADC_CFGR_EXTSEL_SRC(n) ((n) << 6)
+
+#define ADC_CFGR_EXTEN_MASK (3 << 10)
+#define ADC_CFGR_EXTEN_DISABLED (0 << 10)
+#define ADC_CFGR_EXTEN_RISING (1 << 10)
+#define ADC_CFGR_EXTEN_FALLING (2 << 10)
+#define ADC_CFGR_EXTEN_BOTH (3 << 10)
+
+#define ADC_CFGR_DISCEN_MASK (1 << 16)
+#define ADC_CFGR_DISCEN_DISABLED (0 << 16)
+#define ADC_CFGR_DISCEN_ENABLED (1 << 16)
+
+#define ADC_CFGR_DISCNUM_MASK (7 << 17)
+#define ADC_CFGR_DISCNUM_VAL(n) ((n) << 17)
+
+#define ADC_CFGR_AWD1_DISABLED 0
+#define ADC_CFGR_AWD1_ALL (1 << 23)
+#define ADC_CFGR_AWD1_SINGLE(n) (((n) << 26) | (1 << 23) | (1 << 22))
+/** @} */
+
+/**
+ * @name CCR register configuration helpers
+ * @{
+ */
+#define ADC_CCR_DUAL_MASK (31 << 0)
+#define ADC_CCR_DUAL(n) ((n) << 0)
+#define ADC_CCR_DELAY_MASK (15 << 8)
+#define ADC_CCR_DELAY(n) ((n) << 8)
+#define ADC_CCR_DMACFG_MASK (1 << 13)
+#define ADC_CCR_DMACFG_ONESHOT (0 << 13)
+#define ADC_CCR_DMACFG_CIRCULAR (1 << 13)
+#define ADC_CCR_MDMA_MASK (3 << 14)
+#define ADC_CCR_MDMA_DISABLED (0 << 14)
+#define ADC_CCR_MDMA_WORD (2 << 14)
+#define ADC_CCR_MDMA_HWORD (3 << 14)
+#define ADC_CCR_CKMODE_MASK (3 << 16)
+#define ADC_CCR_CKMODE_ADCCK (0 << 16)
+#define ADC_CCR_CKMODE_AHB_DIV1 (1 << 16)
+#define ADC_CCR_CKMODE_AHB_DIV2 (2 << 16)
+#define ADC_CCR_CKMODE_AHB_DIV4 (3 << 16)
+#define ADC_CCR_VREFEN (1 << 22)
+#define ADC_CCR_TSEN (1 << 23)
+#define ADC_CCR_VBATEN (1 << 24)
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/**
+ * @name Configuration options
+ * @{
+ */
+/**
+ * @brief ADC1 driver enable switch.
+ * @details If set to @p TRUE the support for ADC1 is included.
+ * @note The default is @p FALSE.
+ */
+#if !defined(STM32_ADC_USE_ADC1) || defined(__DOXYGEN__)
+#define STM32_ADC_USE_ADC1 FALSE
+#endif
+
+/**
+ * @brief ADC3 driver enable switch.
+ * @details If set to @p TRUE the support for ADC3 is included.
+ * @note The default is @p FALSE.
+ */
+#if !defined(STM32_ADC_USE_ADC3) || defined(__DOXYGEN__)
+#define STM32_ADC_USE_ADC3 FALSE
+#endif
+
+/**
+ * @brief ADC1/ADC2 DMA priority (0..3|lowest..highest).
+ */
+#if !defined(STM32_ADC_ADC12_DMA_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_ADC_ADC12_DMA_PRIORITY 2
+#endif
+
+/**
+ * @brief ADC3/ADC4 DMA priority (0..3|lowest..highest).
+ */
+#if !defined(STM32_ADC_ADC34_DMA_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_ADC_ADC34_DMA_PRIORITY 2
+#endif
+
+/**
+ * @brief ADC1/ADC2 interrupt priority level setting.
+ */
+#if !defined(STM32_ADC_ADC12_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_ADC_ADC12_IRQ_PRIORITY 5
+#endif
+
+/**
+ * @brief ADC3/ADC4 interrupt priority level setting.
+ */
+#if !defined(STM32_ADC34_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_ADC_ADC34_IRQ_PRIORITY 5
+#endif
+
+/**
+ * @brief ADC1/ADC2 DMA interrupt priority level setting.
+ */
+#if !defined(STM32_ADC_ADC12_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_ADC_ADC12_DMA_IRQ_PRIORITY 5
+#endif
+
+/**
+ * @brief ADC3/ADC4 DMA interrupt priority level setting.
+ */
+#if !defined(STM32_ADC_ADC34_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_ADC_ADC34_DMA_IRQ_PRIORITY 5
+#endif
+
+/**
+ * @brief ADC1/ADC2 clock source and mode.
+ */
+#if !defined(STM32_ADC_ADC12_CLOCK_MODE) || defined(__DOXYGEN__)
+#define STM32_ADC_ADC12_CLOCK_MODE ADC_CCR_CKMODE_AHB_DIV1
+#endif
+
+/**
+ * @brief ADC3/ADC4 clock source and mode.
+ */
+#if !defined(STM32_ADC_ADC34_CLOCK_MODE) || defined(__DOXYGEN__)
+#define STM32_ADC_ADC34_CLOCK_MODE ADC_CCR_CKMODE_AHB_DIV1
+#endif
+
+/**
+ * @brief Enables the ADC master/slave mode.
+ */
+#if !defined(STM32_ADC_DUAL_MODE) || defined(__DOXYGEN__)
+#define STM32_ADC_DUAL_MODE FALSE
+#endif
+
+/**
+ * @brief Makes the ADC samples type an 8bits one.
+ */
+#if !defined(STM32_ADC_COMPACT_SAMPLES) || defined(__DOXYGEN__)
+#define STM32_ADC_COMPACT_SAMPLES FALSE
+#endif
+/** @} */
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+#if STM32_ADC_USE_ADC1 && !STM32_HAS_ADC1
+#error "ADC1 not present in the selected device"
+#endif
+
+#if STM32_ADC_DUAL_MODE && STM32_ADC_USE_ADC1 && !STM32_HAS_ADC2
+#error "ADC2 not present in the selected device"
+#endif
+
+#if STM32_ADC_USE_ADC3 && !STM32_HAS_ADC3
+#error "ADC3 not present in the selected device"
+#endif
+
+#if STM32_ADC_DUAL_MODE && STM32_ADC_USE_ADC2 && !STM32_HAS_ADC4
+#error "ADC4 not present in the selected device"
+#endif
+
+#if !STM32_ADC_USE_ADC1 && !STM32_ADC_USE_ADC3
+#error "ADC driver activated but no ADC peripheral assigned"
+#endif
+
+#if STM32_ADC_USE_ADC1 && \
+ !CORTEX_IS_VALID_KERNEL_PRIORITY(STM32_ADC_ADC12_IRQ_PRIORITY)
+#error "Invalid IRQ priority assigned to ADC1"
+#endif
+
+#if STM32_ADC_USE_ADC1 && \
+ !CORTEX_IS_VALID_KERNEL_PRIORITY(STM32_ADC_ADC12_DMA_IRQ_PRIORITY)
+#error "Invalid IRQ priority assigned to ADC1 DMA"
+#endif
+
+#if STM32_ADC_USE_ADC1 && \
+ !STM32_DMA_IS_VALID_PRIORITY(STM32_ADC_ADC12_DMA_PRIORITY)
+#error "Invalid DMA priority assigned to ADC1"
+#endif
+
+#if STM32_ADC_USE_ADC3 && \
+ !CORTEX_IS_VALID_KERNEL_PRIORITY(STM32_ADC_ADC34_IRQ_PRIORITY)
+#error "Invalid IRQ priority assigned to ADC3"
+#endif
+
+#if STM32_ADC_USE_ADC3 && \
+ !CORTEX_IS_VALID_KERNEL_PRIORITY(STM32_ADC_ADC34_DMA_IRQ_PRIORITY)
+#error "Invalid IRQ priority assigned to ADC3 DMA"
+#endif
+
+#if STM32_ADC_USE_ADC3 && \
+ !STM32_DMA_IS_VALID_PRIORITY(STM32_ADC_ADC34_DMA_PRIORITY)
+#error "Invalid DMA priority assigned to ADC3"
+#endif
+
+#if STM32_ADC_ADC12_CLOCK_MODE == ADC_CCR_CKMODE_ADCCK
+#define STM32_ADC12_CLOCK STM32_ADC12CLK
+#elif STM32_ADC_ADC12_CLOCK_MODE == ADC_CCR_CKMODE_AHB_DIV1
+#define STM32_ADC12_CLOCK (STM32_HCLK / 1)
+#elif STM32_ADC_ADC12_CLOCK_MODE == ADC_CCR_CKMODE_AHB_DIV2
+#define STM32_ADC12_CLOCK (STM32_HCLK / 2)
+#elif STM32_ADC_ADC12_CLOCK_MODE == ADC_CCR_CKMODE_AHB_DIV4
+#define STM32_ADC12_CLOCK (STM32_HCLK / 4)
+#else
+#error "invalid clock mode selected for STM32_ADC_ADC12_CLOCK_MODE"
+#endif
+
+#if STM32_ADC_ADC34_CLOCK_MODE == ADC_CCR_CKMODE_ADCCK
+#define STM32_ADC34_CLOCK STM32_ADC34CLK
+#elif STM32_ADC_ADC34_CLOCK_MODE == ADC_CCR_CKMODE_AHB_DIV1
+#define STM32_ADC34_CLOCK (STM32_HCLK / 1)
+#elif STM32_ADC_ADC34_CLOCK_MODE == ADC_CCR_CKMODE_AHB_DIV2
+#define STM32_ADC34_CLOCK (STM32_HCLK / 2)
+#elif STM32_ADC_ADC34_CLOCK_MODE == ADC_CCR_CKMODE_AHB_DIV4
+#define STM32_ADC34_CLOCK (STM32_HCLK / 4)
+#else
+#error "invalid clock mode selected for STM32_ADC_ADC12_CLOCK_MODE"
+#endif
+
+#if STM32_ADC12_CLOCK > 72000000
+#error "STM32_ADC12_CLOCK exceeding maximum frequency (72000000)"
+#endif
+
+#if STM32_ADC34_CLOCK > 72000000
+#error "STM32_ADC34_CLOCK exceeding maximum frequency (72000000)"
+#endif
+
+#if !defined(STM32_DMA_REQUIRED)
+#define STM32_DMA_REQUIRED
+#endif
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/**
+ * @brief ADC sample data type.
+ */
+#if !STM32_ADC_COMPACT_SAMPLES || defined(__DOXYGEN__)
+typedef uint16_t adcsample_t;
+#else
+typedef uint8_t adcsample_t;
+#endif
+
+/**
+ * @brief Channels number in a conversion group.
+ */
+typedef uint16_t adc_channels_num_t;
+
+/**
+ * @brief Possible ADC failure causes.
+ * @note Error codes are architecture dependent and should not relied
+ * upon.
+ */
+typedef enum {
+ ADC_ERR_DMAFAILURE = 0, /**< DMA operations failure. */
+ ADC_ERR_OVERFLOW = 1, /**< ADC overflow condition. */
+ ADC_ERR_AWD1 = 2, /**< Watchdog 1 triggered. */
+ ADC_ERR_AWD2 = 3, /**< Watchdog 2 triggered. */
+ ADC_ERR_AWD3 = 4 /**< Watchdog 3 triggered. */
+} adcerror_t;
+
+/**
+ * @brief Type of a structure representing an ADC driver.
+ */
+typedef struct ADCDriver ADCDriver;
+
+/**
+ * @brief ADC notification callback type.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object triggering the
+ * callback
+ * @param[in] buffer pointer to the most recent samples data
+ * @param[in] n number of buffer rows available starting from @p buffer
+ */
+typedef void (*adccallback_t)(ADCDriver *adcp, adcsample_t *buffer, size_t n);
+
+/**
+ * @brief ADC error callback type.
+ *
+ * @param[in] adcp pointer to the @p ADCDriver object triggering the
+ * callback
+ * @param[in] err ADC error code
+ */
+typedef void (*adcerrorcallback_t)(ADCDriver *adcp, adcerror_t err);
+
+/**
+ * @brief Conversion group configuration structure.
+ * @details This implementation-dependent structure describes a conversion
+ * operation.
+ * @note The use of this configuration structure requires knowledge of
+ * STM32 ADC cell registers interface, please refer to the STM32
+ * reference manual for details.
+ */
+typedef struct {
+ /**
+ * @brief Enables the circular buffer mode for the group.
+ */
+ bool circular;
+ /**
+ * @brief Number of the analog channels belonging to the conversion group.
+ */
+ adc_channels_num_t num_channels;
+ /**
+ * @brief Callback function associated to the group or @p NULL.
+ */
+ adccallback_t end_cb;
+ /**
+ * @brief Error callback or @p NULL.
+ */
+ adcerrorcallback_t error_cb;
+ /* End of the mandatory fields.*/
+ /**
+ * @brief ADC CFGR register initialization data.
+ * @note The bits DMAEN and DMACFG are enforced internally
+ * to the driver, keep them to zero.
+ * @note The bits @p ADC_CFGR_CONT or @p ADC_CFGR_DISCEN must be
+ * specified in continuous more or if the buffer depth is
+ * greater than one.
+ */
+ uint32_t cfgr;
+ /**
+ * @brief ADC TR1 register initialization data.
+ */
+ uint32_t tr1;
+ /**
+ * @brief ADC CCR register initialization data.
+ * @note The bits CKMODE, MDMA, DMACFG are enforced internally to the
+ * driver, keep them to zero.
+ */
+ uint32_t ccr;
+ /**
+ * @brief ADC SMPRx registers initialization data.
+ */
+ uint32_t smpr[2];
+ /**
+ * @brief ADC SQRx register initialization data.
+ */
+ uint32_t sqr[4];
+#if STM32_ADC_DUAL_MODE || defined(__DOXYGEN__)
+ /**
+ * @brief Slave ADC SMPRx registers initialization data.
+ */
+ uint32_t ssmpr[2];
+ /**
+ * @brief Slave ADC SQRx register initialization data.
+ */
+ uint32_t ssqr[4];
+#endif /* STM32_ADC_DUAL_MODE */
+} ADCConversionGroup;
+
+/**
+ * @brief Driver configuration structure.
+ * @note It could be empty on some architectures.
+ */
+typedef struct {
+ uint32_t dummy;
+} ADCConfig;
+
+/**
+ * @brief Structure representing an ADC driver.
+ */
+struct ADCDriver {
+ /**
+ * @brief Driver state.
+ */
+ adcstate_t state;
+ /**
+ * @brief Current configuration data.
+ */
+ const ADCConfig *config;
+ /**
+ * @brief Current samples buffer pointer or @p NULL.
+ */
+ adcsample_t *samples;
+ /**
+ * @brief Current samples buffer depth or @p 0.
+ */
+ size_t depth;
+ /**
+ * @brief Current conversion group pointer or @p NULL.
+ */
+ const ADCConversionGroup *grpp;
+#if ADC_USE_WAIT || defined(__DOXYGEN__)
+ /**
+ * @brief Waiting thread.
+ */
+ thread_reference_t thread;
+#endif
+#if ADC_USE_MUTUAL_EXCLUSION || defined(__DOXYGEN__)
+ /**
+ * @brief Mutex protecting the peripheral.
+ */
+ mutex_t mutex;
+#endif /* ADC_USE_MUTUAL_EXCLUSION */
+#if defined(ADC_DRIVER_EXT_FIELDS)
+ ADC_DRIVER_EXT_FIELDS
+#endif
+ /* End of the mandatory fields.*/
+ /**
+ * @brief Pointer to the common ADCx_y registers block.
+ */
+ ADC_Common_TypeDef *adcc;
+ /**
+ * @brief Pointer to the master ADCx registers block.
+ */
+ ADC_TypeDef *adcm;
+#if STM32_ADC_DUAL_MODE || defined(__DOXYGEN__)
+ /**
+ * @brief Pointer to the slave ADCx registers block.
+ */
+ ADC_TypeDef *adcs;
+#endif /* STM32_ADC_DUAL_MODE */
+ /**
+ * @brief Pointer to associated DMA channel.
+ */
+ const stm32_dma_stream_t *dmastp;
+ /**
+ * @brief DMA mode bit mask.
+ */
+ uint32_t dmamode;
+};
+
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/**
+ * @name Threashold register initializer
+ * @{
+ */
+#define ADC_TR(low, high) (((uint32_t)(high) << 16) | (uint32_t)(low))
+/** @} */
+
+/**
+ * @name Sequences building helper macros
+ * @{
+ */
+/**
+ * @brief Number of channels in a conversion sequence.
+ */
+#define ADC_SQR1_NUM_CH(n) (((n) - 1) << 0)
+
+#define ADC_SQR1_SQ1_N(n) ((n) << 6) /**< @brief 1st channel in seq. */
+#define ADC_SQR1_SQ2_N(n) ((n) << 12) /**< @brief 2nd channel in seq. */
+#define ADC_SQR1_SQ3_N(n) ((n) << 18) /**< @brief 3rd channel in seq. */
+#define ADC_SQR1_SQ4_N(n) ((n) << 24) /**< @brief 4th channel in seq. */
+
+#define ADC_SQR2_SQ5_N(n) ((n) << 0) /**< @brief 5th channel in seq. */
+#define ADC_SQR2_SQ6_N(n) ((n) << 6) /**< @brief 6th channel in seq. */
+#define ADC_SQR2_SQ7_N(n) ((n) << 12) /**< @brief 7th channel in seq. */
+#define ADC_SQR2_SQ8_N(n) ((n) << 18) /**< @brief 8th channel in seq. */
+#define ADC_SQR2_SQ9_N(n) ((n) << 24) /**< @brief 9th channel in seq. */
+
+#define ADC_SQR3_SQ10_N(n) ((n) << 0) /**< @brief 10th channel in seq.*/
+#define ADC_SQR3_SQ11_N(n) ((n) << 6) /**< @brief 11th channel in seq.*/
+#define ADC_SQR3_SQ12_N(n) ((n) << 12) /**< @brief 12th channel in seq.*/
+#define ADC_SQR3_SQ13_N(n) ((n) << 18) /**< @brief 13th channel in seq.*/
+#define ADC_SQR3_SQ14_N(n) ((n) << 24) /**< @brief 14th channel in seq.*/
+
+#define ADC_SQR4_SQ15_N(n) ((n) << 0) /**< @brief 15th channel in seq.*/
+#define ADC_SQR4_SQ16_N(n) ((n) << 6) /**< @brief 16th channel in seq.*/
+/** @} */
+
+/**
+ * @name Sampling rate settings helper macros
+ * @{
+ */
+#define ADC_SMPR1_SMP_AN1(n) ((n) << 3) /**< @brief AN1 sampling time. */
+#define ADC_SMPR1_SMP_AN2(n) ((n) << 6) /**< @brief AN2 sampling time. */
+#define ADC_SMPR1_SMP_AN3(n) ((n) << 9) /**< @brief AN3 sampling time. */
+#define ADC_SMPR1_SMP_AN4(n) ((n) << 12) /**< @brief AN4 sampling time. */
+#define ADC_SMPR1_SMP_AN5(n) ((n) << 15) /**< @brief AN5 sampling time. */
+#define ADC_SMPR1_SMP_AN6(n) ((n) << 18) /**< @brief AN6 sampling time. */
+#define ADC_SMPR1_SMP_AN7(n) ((n) << 21) /**< @brief AN7 sampling time. */
+#define ADC_SMPR1_SMP_AN8(n) ((n) << 24) /**< @brief AN8 sampling time. */
+#define ADC_SMPR1_SMP_AN9(n) ((n) << 27) /**< @brief AN9 sampling time. */
+
+#define ADC_SMPR2_SMP_AN10(n) ((n) << 0) /**< @brief AN10 sampling time. */
+#define ADC_SMPR2_SMP_AN11(n) ((n) << 3) /**< @brief AN11 sampling time. */
+#define ADC_SMPR2_SMP_AN12(n) ((n) << 6) /**< @brief AN12 sampling time. */
+#define ADC_SMPR2_SMP_AN13(n) ((n) << 9) /**< @brief AN13 sampling time. */
+#define ADC_SMPR2_SMP_AN14(n) ((n) << 12) /**< @brief AN14 sampling time. */
+#define ADC_SMPR2_SMP_AN15(n) ((n) << 15) /**< @brief AN15 sampling time. */
+#define ADC_SMPR2_SMP_AN16(n) ((n) << 18) /**< @brief AN16 sampling time. */
+#define ADC_SMPR2_SMP_AN17(n) ((n) << 21) /**< @brief AN17 sampling time. */
+#define ADC_SMPR2_SMP_AN18(n) ((n) << 24) /**< @brief AN18 sampling time. */
+/** @} */
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#if STM32_ADC_USE_ADC1 && !defined(__DOXYGEN__)
+extern ADCDriver ADCD1;
+#endif
+
+#if STM32_ADC_USE_ADC3 && !defined(__DOXYGEN__)
+extern ADCDriver ADCD3;
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+ void adc_lld_init(void);
+ void adc_lld_start(ADCDriver *adcp);
+ void adc_lld_stop(ADCDriver *adcp);
+ void adc_lld_start_conversion(ADCDriver *adcp);
+ void adc_lld_stop_conversion(ADCDriver *adcp);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* HAL_USE_ADC */
+
+#endif /* _ADC_LLD_H_ */
+
+/** @} */
diff --git a/os/hal/ports/STM32/STM32F3xx/ext_lld_isr.c b/os/hal/ports/STM32/STM32F3xx/ext_lld_isr.c new file mode 100644 index 000000000..1ac1c2c78 --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/ext_lld_isr.c @@ -0,0 +1,406 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/ext_lld_isr.c
+ * @brief STM32F3xx EXT subsystem low level driver ISR code.
+ *
+ * @addtogroup EXT
+ * @{
+ */
+
+#include "hal.h"
+
+#if HAL_USE_EXT || defined(__DOXYGEN__)
+
+#include "ext_lld_isr.h"
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver interrupt handlers. */
+/*===========================================================================*/
+
+#if !defined(STM32_DISABLE_EXTI0_HANDLER)
+/**
+ * @brief EXTI[0] interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector58) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR = (1 << 0);
+ EXTD1.config->channels[0].cb(&EXTD1, 0);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI1_HANDLER)
+/**
+ * @brief EXTI[1] interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector5C) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR = (1 << 1);
+ EXTD1.config->channels[1].cb(&EXTD1, 1);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI2_HANDLER)
+/**
+ * @brief EXTI[2] interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector60) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR = (1 << 2);
+ EXTD1.config->channels[2].cb(&EXTD1, 2);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI3_HANDLER)
+/**
+ * @brief EXTI[3] interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector64) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR = (1 << 3);
+ EXTD1.config->channels[3].cb(&EXTD1, 3);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI4_HANDLER)
+/**
+ * @brief EXTI[4] interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector68) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR = (1 << 4);
+ EXTD1.config->channels[4].cb(&EXTD1, 4);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI5_9_HANDLER)
+/**
+ * @brief EXTI[5]...EXTI[9] interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector9C) {
+ uint32_t pr;
+
+ OSAL_IRQ_PROLOGUE();
+
+ pr = EXTI->PR & ((1 << 5) | (1 << 6) | (1 << 7) | (1 << 8) | (1 << 9));
+ EXTI->PR = pr;
+ if (pr & (1 << 5))
+ EXTD1.config->channels[5].cb(&EXTD1, 5);
+ if (pr & (1 << 6))
+ EXTD1.config->channels[6].cb(&EXTD1, 6);
+ if (pr & (1 << 7))
+ EXTD1.config->channels[7].cb(&EXTD1, 7);
+ if (pr & (1 << 8))
+ EXTD1.config->channels[8].cb(&EXTD1, 8);
+ if (pr & (1 << 9))
+ EXTD1.config->channels[9].cb(&EXTD1, 9);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI10_15_HANDLER)
+/**
+ * @brief EXTI[10]...EXTI[15] interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(VectorE0) {
+ uint32_t pr;
+
+ OSAL_IRQ_PROLOGUE();
+
+ pr = EXTI->PR & ((1 << 10) | (1 << 11) | (1 << 12) | (1 << 13) | (1 << 14) |
+ (1 << 15));
+ EXTI->PR = pr;
+ if (pr & (1 << 10))
+ EXTD1.config->channels[10].cb(&EXTD1, 10);
+ if (pr & (1 << 11))
+ EXTD1.config->channels[11].cb(&EXTD1, 11);
+ if (pr & (1 << 12))
+ EXTD1.config->channels[12].cb(&EXTD1, 12);
+ if (pr & (1 << 13))
+ EXTD1.config->channels[13].cb(&EXTD1, 13);
+ if (pr & (1 << 14))
+ EXTD1.config->channels[14].cb(&EXTD1, 14);
+ if (pr & (1 << 15))
+ EXTD1.config->channels[15].cb(&EXTD1, 15);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI16_HANDLER)
+/**
+ * @brief EXTI[16] interrupt handler (PVD).
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector44) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR = (1 << 16);
+ EXTD1.config->channels[16].cb(&EXTD1, 16);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI17_HANDLER)
+/**
+ * @brief EXTI[17] interrupt handler (RTC Alarm).
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(VectorE4) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR = (1 << 17);
+ EXTD1.config->channels[17].cb(&EXTD1, 17);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI18_HANDLER)
+/**
+ * @brief EXTI[18] interrupt handler (USB Wakeup).
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(VectorE8) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR = (1 << 18);
+ EXTD1.config->channels[18].cb(&EXTD1, 18);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI19_HANDLER)
+/**
+ * @brief EXTI[19] interrupt handler (Tamper TimeStamp).
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector48) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR = (1 << 19);
+ EXTD1.config->channels[19].cb(&EXTD1, 19);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI20_HANDLER)
+/**
+ * @brief EXTI[20] interrupt handler (RTC Wakeup).
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector4C) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR = (1 << 20);
+ EXTD1.config->channels[20].cb(&EXTD1, 20);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI21_22_29_HANDLER)
+/**
+ * @brief EXTI[21],EXTI[22],EXTI[29] interrupt handler (COMP1, COMP2, COMP3).
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector140) {
+ uint32_t pr;
+
+ OSAL_IRQ_PROLOGUE();
+
+ pr = EXTI->PR & ((1 << 21) | (1 << 22) | (1 << 29));
+ EXTI->PR = pr;
+ if (pr & (1 << 21))
+ EXTD1.config->channels[21].cb(&EXTD1, 21);
+ if (pr & (1 << 22))
+ EXTD1.config->channels[22].cb(&EXTD1, 22);
+ if (pr & (1 << 29))
+ EXTD1.config->channels[29].cb(&EXTD1, 29);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI30_32_HANDLER)
+/**
+ * @brief EXTI[30]...EXTI[32] interrupt handler (COMP4, COMP5, COMP6).
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector144) {
+ uint32_t pr;
+
+ OSAL_IRQ_PROLOGUE();
+
+ pr = EXTI->PR & ((1 << 30) | (1 << 31));
+ EXTI->PR = pr;
+ if (pr & (1 << 30))
+ EXTD1.config->channels[30].cb(&EXTD1, 30);
+ if (pr & (1 << 31))
+ EXTD1.config->channels[31].cb(&EXTD1, 31);
+
+ pr = EXTI->PR2 & (1 << 0);
+ EXTI->PR2 = pr;
+ if (pr & (1 << 0))
+ EXTD1.config->channels[32].cb(&EXTD1, 32);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+#if !defined(STM32_DISABLE_EXTI33_HANDLER)
+/**
+ * @brief EXTI[33] interrupt handler (COMP7).
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(RTC_WKUP_IRQHandler) {
+
+ OSAL_IRQ_PROLOGUE();
+
+ EXTI->PR2 = (1 << 1);
+ EXTD1.config->channels[33].cb(&EXTD1, 33);
+
+ OSAL_IRQ_EPILOGUE();
+}
+#endif
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables EXTI IRQ sources.
+ *
+ * @notapi
+ */
+void ext_lld_exti_irq_enable(void) {
+
+ nvicEnableVector(EXTI0_IRQn, STM32_EXT_EXTI0_IRQ_PRIORITY);
+ nvicEnableVector(EXTI1_IRQn, STM32_EXT_EXTI1_IRQ_PRIORITY);
+ nvicEnableVector(EXTI2_TSC_IRQn, STM32_EXT_EXTI2_IRQ_PRIORITY);
+ nvicEnableVector(EXTI3_IRQn, STM32_EXT_EXTI3_IRQ_PRIORITY);
+ nvicEnableVector(EXTI4_IRQn, STM32_EXT_EXTI4_IRQ_PRIORITY);
+ nvicEnableVector(EXTI9_5_IRQn, STM32_EXT_EXTI5_9_IRQ_PRIORITY);
+ nvicEnableVector(EXTI15_10_IRQn, STM32_EXT_EXTI10_15_IRQ_PRIORITY);
+ nvicEnableVector(PVD_IRQn, STM32_EXT_EXTI16_IRQ_PRIORITY);
+ nvicEnableVector(RTC_Alarm_IRQn, STM32_EXT_EXTI17_IRQ_PRIORITY);
+ nvicEnableVector(USBWakeUp_IRQn, STM32_EXT_EXTI18_IRQ_PRIORITY);
+ nvicEnableVector(TAMP_STAMP_IRQn, STM32_EXT_EXTI19_IRQ_PRIORITY);
+ nvicEnableVector(RTC_WKUP_IRQn, STM32_EXT_EXTI20_IRQ_PRIORITY);
+ nvicEnableVector(COMP1_2_3_IRQn, STM32_EXT_EXTI21_22_29_IRQ_PRIORITY);
+ nvicEnableVector(COMP4_5_6_IRQn, STM32_EXT_EXTI30_32_IRQ_PRIORITY);
+#if STM32_EXTI_NUM_CHANNELS >= 34
+ nvicEnableVector(COMP7_IRQn, STM32_EXT_EXTI33_IRQ_PRIORITY);
+#endif
+}
+
+/**
+ * @brief Disables EXTI IRQ sources.
+ *
+ * @notapi
+ */
+void ext_lld_exti_irq_disable(void) {
+
+ nvicDisableVector(EXTI0_IRQn);
+ nvicDisableVector(EXTI1_IRQn);
+ nvicDisableVector(EXTI2_TSC_IRQn);
+ nvicDisableVector(EXTI3_IRQn);
+ nvicDisableVector(EXTI4_IRQn);
+ nvicDisableVector(EXTI9_5_IRQn);
+ nvicDisableVector(EXTI15_10_IRQn);
+ nvicDisableVector(PVD_IRQn);
+ nvicDisableVector(RTC_Alarm_IRQn);
+ nvicDisableVector(USBWakeUp_IRQn);
+ nvicDisableVector(TAMP_STAMP_IRQn);
+ nvicDisableVector(RTC_WKUP_IRQn);
+ nvicDisableVector(COMP1_2_3_IRQn);
+ nvicDisableVector(COMP4_5_6_IRQn);
+#if STM32_EXTI_NUM_CHANNELS >= 34
+ nvicDisableVector(COMP7_IRQn);
+#endif
+}
+
+#endif /* HAL_USE_EXT */
+
+/** @} */
diff --git a/os/hal/ports/STM32/STM32F3xx/ext_lld_isr.h b/os/hal/ports/STM32/STM32F3xx/ext_lld_isr.h new file mode 100644 index 000000000..b94c89b2c --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/ext_lld_isr.h @@ -0,0 +1,177 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/ext_lld_isr.h
+ * @brief STM32F3xx EXT subsystem low level driver ISR header.
+ *
+ * @addtogroup EXT
+ * @{
+ */
+
+#ifndef _EXT_LLD_ISR_H_
+#define _EXT_LLD_ISR_H_
+
+#if HAL_USE_EXT || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/**
+ * @name Configuration options
+ * @{
+ */
+/**
+ * @brief EXTI0 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI0_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI0_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI1 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI1_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI1_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI2 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI2_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI2_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI3 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI3_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI3_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI4 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI4_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI4_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI5..9 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI5_9_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI5_9_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI10..15 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI10_15_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI10_15_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI16 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI16_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI16_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI17 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI17_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI17_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI18 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI18_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI18_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI19 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI19_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI19_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI20 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI20_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI20_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI21,22,29 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI21_22_29_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI21_22_29_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI30..32 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI30_32_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI30_32_IRQ_PRIORITY 6
+#endif
+
+/**
+ * @brief EXTI33 interrupt priority level setting.
+ */
+#if !defined(STM32_EXT_EXTI33_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define STM32_EXT_EXTI33_IRQ_PRIORITY 6
+#endif
+/** @} */
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+ void ext_lld_exti_irq_enable(void);
+ void ext_lld_exti_irq_disable(void);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* HAL_USE_EXT */
+
+#endif /* _EXT_LLD_ISR_H_ */
+
+/** @} */
diff --git a/os/hal/ports/STM32/STM32F3xx/hal_lld.c b/os/hal/ports/STM32/STM32F3xx/hal_lld.c new file mode 100644 index 000000000..cfa538e2e --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/hal_lld.c @@ -0,0 +1,202 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/hal_lld.c
+ * @brief STM32F3xx HAL subsystem low level driver source.
+ *
+ * @addtogroup HAL
+ * @{
+ */
+
+#include "hal.h"
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Initializes the backup domain.
+ * @note WARNING! Changing clock source impossible without resetting
+ * of the whole BKP domain.
+ */
+static void hal_lld_backup_domain_init(void) {
+
+ /* Backup domain access enabled and left open.*/
+ PWR->CR |= PWR_CR_DBP;
+
+ /* Reset BKP domain if different clock source selected.*/
+ if ((RCC->BDCR & STM32_RTCSEL_MASK) != STM32_RTCSEL){
+ /* Backup domain reset.*/
+ RCC->BDCR = RCC_BDCR_BDRST;
+ RCC->BDCR = 0;
+ }
+
+ /* If enabled then the LSE is started.*/
+#if STM32_LSE_ENABLED
+#if defined(STM32_LSE_BYPASS)
+ /* LSE Bypass.*/
+ RCC->BDCR |= STM32_LSEDRV | RCC_BDCR_LSEON | RCC_BDCR_LSEBYP;
+#else
+ /* No LSE Bypass.*/
+ RCC->BDCR |= STM32_LSEDRV | RCC_BDCR_LSEON;
+#endif
+ while ((RCC->BDCR & RCC_BDCR_LSERDY) == 0)
+ ; /* Waits until LSE is stable. */
+#endif
+
+#if STM32_RTCSEL != STM32_RTCSEL_NOCLOCK
+ /* If the backup domain hasn't been initialized yet then proceed with
+ initialization.*/
+ if ((RCC->BDCR & RCC_BDCR_RTCEN) == 0) {
+ /* Selects clock source.*/
+ RCC->BDCR |= STM32_RTCSEL;
+
+ /* RTC clock enabled.*/
+ RCC->BDCR |= RCC_BDCR_RTCEN;
+ }
+#endif /* STM32_RTCSEL != STM32_RTCSEL_NOCLOCK */
+}
+
+/*===========================================================================*/
+/* Driver interrupt handlers. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Low level HAL driver initialization.
+ *
+ * @notapi
+ */
+void hal_lld_init(void) {
+
+ /* Reset of all peripherals.*/
+ rccResetAHB(0xFFFFFFFF);
+ rccResetAPB1(0xFFFFFFFF);
+ rccResetAPB2(0xFFFFFFFF);
+
+ /* PWR clock enabled.*/
+ rccEnablePWRInterface(FALSE);
+
+ /* Initializes the backup domain.*/
+ hal_lld_backup_domain_init();
+
+#if defined(STM32_DMA_REQUIRED)
+ dmaInit();
+#endif
+
+ /* Programmable voltage detector enable.*/
+#if STM32_PVD_ENABLE
+ PWR->CR |= PWR_CR_PVDE | (STM32_PLS & STM32_PLS_MASK);
+#endif /* STM32_PVD_ENABLE */
+
+ /* SYSCFG clock enabled here because it is a multi-functional unit shared
+ among multiple drivers.*/
+ rccEnableAPB2(RCC_APB2ENR_SYSCFGEN, TRUE);
+
+ /* USB IRQ relocated to not conflict with CAN.*/
+ SYSCFG->CFGR1 |= SYSCFG_CFGR1_USB_IT_RMP;
+}
+
+/**
+ * @brief STM32 clocks and PLL initialization.
+ * @note All the involved constants come from the file @p board.h.
+ * @note This function should be invoked just after the system reset.
+ *
+ * @special
+ */
+void stm32_clock_init(void) {
+
+#if !STM32_NO_INIT
+ /* HSI setup, it enforces the reset situation in order to handle possible
+ problems with JTAG probes and re-initializations.*/
+ RCC->CR |= RCC_CR_HSION; /* Make sure HSI is ON. */
+ while (!(RCC->CR & RCC_CR_HSIRDY))
+ ; /* Wait until HSI is stable. */
+ RCC->CR &= RCC_CR_HSITRIM | RCC_CR_HSION; /* CR Reset value. */
+ RCC->CFGR = 0; /* CFGR reset value. */
+ while ((RCC->CFGR & RCC_CFGR_SWS) != RCC_CFGR_SWS_HSI)
+ ; /* Waits until HSI is selected. */
+
+#if STM32_HSE_ENABLED
+ /* HSE activation.*/
+#if defined(STM32_HSE_BYPASS)
+ /* HSE Bypass.*/
+ RCC->CR |= RCC_CR_HSEON | RCC_CR_HSEBYP;
+#else
+ /* No HSE Bypass.*/
+ RCC->CR |= RCC_CR_HSEON;
+#endif
+ while (!(RCC->CR & RCC_CR_HSERDY))
+ ; /* Waits until HSE is stable. */
+#endif
+
+#if STM32_LSI_ENABLED
+ /* LSI activation.*/
+ RCC->CSR |= RCC_CSR_LSION;
+ while ((RCC->CSR & RCC_CSR_LSIRDY) == 0)
+ ; /* Waits until LSI is stable. */
+#endif
+
+ /* Clock settings.*/
+ RCC->CFGR = STM32_MCOSEL | STM32_USBPRE | STM32_PLLMUL |
+ STM32_PLLSRC | STM32_PPRE1 | STM32_PPRE2 |
+ STM32_HPRE;
+ RCC->CFGR2 = STM32_ADC34PRES | STM32_ADC12PRES | STM32_PREDIV;
+ RCC->CFGR3 = STM32_UART5SW | STM32_UART4SW | STM32_USART3SW |
+ STM32_USART2SW | STM32_I2C2SW | STM32_I2C1SW |
+ STM32_USART1SW;
+
+#if STM32_ACTIVATE_PLL
+ /* PLL activation.*/
+ RCC->CR |= RCC_CR_PLLON;
+ while (!(RCC->CR & RCC_CR_PLLRDY))
+ ; /* Waits until PLL is stable. */
+#endif
+
+ /* Flash setup and final clock selection. */
+ FLASH->ACR = STM32_FLASHBITS;
+
+ /* Switching to the configured clock source if it is different from HSI.*/
+#if (STM32_SW != STM32_SW_HSI)
+ /* Switches clock source.*/
+ RCC->CFGR |= STM32_SW;
+ while ((RCC->CFGR & RCC_CFGR_SWS) != (STM32_SW << 2))
+ ; /* Waits selection complete. */
+#endif
+
+ /* After PLL activation because the special requirements for TIM1 and
+ TIM8 bits.*/
+ RCC->CFGR3 |= STM32_TIM8SW | STM32_TIM1SW;
+#endif /* !STM32_NO_INIT */
+}
+
+/** @} */
diff --git a/os/hal/ports/STM32/STM32F3xx/hal_lld.h b/os/hal/ports/STM32/STM32F3xx/hal_lld.h new file mode 100644 index 000000000..21f6d4a84 --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/hal_lld.h @@ -0,0 +1,1150 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/hal_lld.h
+ * @brief STM32F3xx HAL subsystem low level driver header.
+ * @pre This module requires the following macros to be defined in the
+ * @p board.h file:
+ * - STM32_LSECLK.
+ * - STM32_LSEDRV.
+ * - STM32_LSE_BYPASS (optionally).
+ * - STM32_HSECLK.
+ * - STM32_HSE_BYPASS (optionally).
+ * .
+ * One of the following macros must also be defined:
+ * - STM32F301x8 for Analog & DSP devices.
+ * - STM32F302x8 for Analog & DSP devices.
+ * - STM32F302xC for Analog & DSP devices.
+ * - STM32F303x8 for Analog & DSP devices.
+ * - STM32F303xC for Analog & DSP devices.
+ * - STM32F318xx for Analog & DSP devices.
+ * - STM32F328xx for Analog & DSP devices.
+ * - STM32F334x8 for Analog & DSP devices.
+ * - STM32F358xx for Analog & DSP devices.
+ * .
+ *
+ * @addtogroup HAL
+ * @{
+ */
+
+#ifndef _HAL_LLD_H_
+#define _HAL_LLD_H_
+
+#include "stm32_registry.h"
+
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+/**
+ * @name Platform identification macros
+ * @{
+ */
+#if defined(STM32F301x8) || defined(__DOXYGEN__)
+#define PLATFORM_NAME "STM32F301x8 Analog & DSP"
+
+#elif defined(STM32F302x8)
+#define PLATFORM_NAME "STM32F302x8 Analog & DSP"
+
+#elif defined(STM32F302xC)
+#define PLATFORM_NAME "STM32F302xC Analog & DSP"
+
+#elif defined(STM32F303x8)
+#define PLATFORM_NAME "STM32F303x8 Analog & DSP"
+
+#elif defined(STM32F303xC)
+#define PLATFORM_NAME "STM32F303xC Analog & DSP"
+
+#elif defined(STM32F318xx)
+#define PLATFORM_NAME "STM32F318xx Analog & DSP"
+
+#elif defined(STM32F328xx)
+#define PLATFORM_NAME "STM32F328xx Analog & DSP"
+
+#elif defined(STM32F334x8)
+#define PLATFORM_NAME "STM32F334x8 Analog & DSP"
+
+#elif defined(STM32F358xx)
+#define PLATFORM_NAME "STM32F358xx Analog & DSP"
+
+#else
+#error "STM32F3xx device not specified"
+#endif
+/** @} */
+
+/**
+ * @name Absolute Maximum Ratings
+ * @{
+ */
+/**
+ * @brief Maximum system clock frequency.
+ */
+#define STM32_SYSCLK_MAX 72000000
+
+/**
+ * @brief Maximum HSE clock frequency.
+ */
+#define STM32_HSECLK_MAX 32000000
+
+/**
+ * @brief Minimum HSE clock frequency.
+ */
+#define STM32_HSECLK_MIN 1000000
+
+/**
+ * @brief Maximum LSE clock frequency.
+ */
+#define STM32_LSECLK_MAX 1000000
+
+/**
+ * @brief Minimum LSE clock frequency.
+ */
+#define STM32_LSECLK_MIN 32768
+
+/**
+ * @brief Maximum PLLs input clock frequency.
+ */
+#define STM32_PLLIN_MAX 24000000
+
+/**
+ * @brief Minimum PLLs input clock frequency.
+ */
+#define STM32_PLLIN_MIN 1000000
+
+/**
+ * @brief Maximum PLL output clock frequency.
+ */
+#define STM32_PLLOUT_MAX 72000000
+
+/**
+ * @brief Maximum PLL output clock frequency.
+ */
+#define STM32_PLLOUT_MIN 16000000
+
+/**
+ * @brief Maximum APB1 clock frequency.
+ */
+#define STM32_PCLK1_MAX 36000000
+
+/**
+ * @brief Maximum APB2 clock frequency.
+ */
+#define STM32_PCLK2_MAX 72000000
+
+/**
+ * @brief Maximum ADC clock frequency.
+ */
+#define STM32_ADCCLK_MAX 72000000
+/** @} */
+
+/**
+ * @name Internal clock sources
+ * @{
+ */
+#define STM32_HSICLK 8000000 /**< High speed internal clock. */
+#define STM32_LSICLK 40000 /**< Low speed internal clock. */
+/** @} */
+
+/**
+ * @name PWR_CR register bits definitions
+ * @{
+ */
+#define STM32_PLS_MASK (7 << 5) /**< PLS bits mask. */
+#define STM32_PLS_LEV0 (0 << 5) /**< PVD level 0. */
+#define STM32_PLS_LEV1 (1 << 5) /**< PVD level 1. */
+#define STM32_PLS_LEV2 (2 << 5) /**< PVD level 2. */
+#define STM32_PLS_LEV3 (3 << 5) /**< PVD level 3. */
+#define STM32_PLS_LEV4 (4 << 5) /**< PVD level 4. */
+#define STM32_PLS_LEV5 (5 << 5) /**< PVD level 5. */
+#define STM32_PLS_LEV6 (6 << 5) /**< PVD level 6. */
+#define STM32_PLS_LEV7 (7 << 5) /**< PVD level 7. */
+/** @} */
+
+/**
+ * @name RCC_CFGR register bits definitions
+ * @{
+ */
+#define STM32_SW_HSI (0 << 0) /**< SYSCLK source is HSI. */
+#define STM32_SW_HSE (1 << 0) /**< SYSCLK source is HSE. */
+#define STM32_SW_PLL (2 << 0) /**< SYSCLK source is PLL. */
+
+#define STM32_HPRE_DIV1 (0 << 4) /**< SYSCLK divided by 1. */
+#define STM32_HPRE_DIV2 (8 << 4) /**< SYSCLK divided by 2. */
+#define STM32_HPRE_DIV4 (9 << 4) /**< SYSCLK divided by 4. */
+#define STM32_HPRE_DIV8 (10 << 4) /**< SYSCLK divided by 8. */
+#define STM32_HPRE_DIV16 (11 << 4) /**< SYSCLK divided by 16. */
+#define STM32_HPRE_DIV64 (12 << 4) /**< SYSCLK divided by 64. */
+#define STM32_HPRE_DIV128 (13 << 4) /**< SYSCLK divided by 128. */
+#define STM32_HPRE_DIV256 (14 << 4) /**< SYSCLK divided by 256. */
+#define STM32_HPRE_DIV512 (15 << 4) /**< SYSCLK divided by 512. */
+
+#define STM32_PPRE1_DIV1 (0 << 8) /**< HCLK divided by 1. */
+#define STM32_PPRE1_DIV2 (4 << 8) /**< HCLK divided by 2. */
+#define STM32_PPRE1_DIV4 (5 << 8) /**< HCLK divided by 4. */
+#define STM32_PPRE1_DIV8 (6 << 8) /**< HCLK divided by 8. */
+#define STM32_PPRE1_DIV16 (7 << 8) /**< HCLK divided by 16. */
+
+#define STM32_PPRE2_DIV1 (0 << 11) /**< HCLK divided by 1. */
+#define STM32_PPRE2_DIV2 (4 << 11) /**< HCLK divided by 2. */
+#define STM32_PPRE2_DIV4 (5 << 11) /**< HCLK divided by 4. */
+#define STM32_PPRE2_DIV8 (6 << 11) /**< HCLK divided by 8. */
+#define STM32_PPRE2_DIV16 (7 << 11) /**< HCLK divided by 16. */
+
+#define STM32_PLLSRC_HSI (0 << 16) /**< PLL clock source is HSI/2. */
+#define STM32_PLLSRC_HSE (1 << 16) /**< PLL clock source is
+ HSE/PREDIV. */
+
+#define STM32_USBPRE_DIV1P5 (0 << 22) /**< USB clock is PLLCLK/1.5. */
+#define STM32_USBPRE_DIV1 (1 << 22) /**< USB clock is PLLCLK/1. */
+
+#define STM32_MCOSEL_NOCLOCK (0 << 24) /**< No clock on MCO pin. */
+#define STM32_MCOSEL_LSI (2 << 24) /**< LSI clock on MCO pin. */
+#define STM32_MCOSEL_LSE (3 << 24) /**< LSE clock on MCO pin. */
+#define STM32_MCOSEL_SYSCLK (4 << 24) /**< SYSCLK on MCO pin. */
+#define STM32_MCOSEL_HSI (5 << 24) /**< HSI clock on MCO pin. */
+#define STM32_MCOSEL_HSE (6 << 24) /**< HSE clock on MCO pin. */
+#define STM32_MCOSEL_PLLDIV2 (7 << 24) /**< PLL/2 clock on MCO pin. */
+/** @} */
+
+/**
+ * @name RCC_BDCR register bits definitions
+ * @{
+ */
+#define STM32_RTCSEL_MASK (3 << 8) /**< RTC clock source mask. */
+#define STM32_RTCSEL_NOCLOCK (0 << 8) /**< No clock. */
+#define STM32_RTCSEL_LSE (1 << 8) /**< LSE used as RTC clock. */
+#define STM32_RTCSEL_LSI (2 << 8) /**< LSI used as RTC clock. */
+#define STM32_RTCSEL_HSEDIV (3 << 8) /**< HSE divided by 32 used as
+ RTC clock. */
+/** @} */
+
+/**
+ * @name RCC_CFGR2 register bits definitions
+ * @{
+ */
+#define STM32_PREDIV_MASK (15 << 0) /**< PREDIV divisor mask. */
+#define STM32_ADC12PRES_MASK (31 << 4) /**< ADC12 clock source mask. */
+#define STM32_ADC12PRES_NOCLOCK (0 << 4) /**< ADC12 clock is disabled. */
+#define STM32_ADC12PRES_DIV1 (16 << 4) /**< ADC12 clock is PLL/1. */
+#define STM32_ADC12PRES_DIV2 (17 << 4) /**< ADC12 clock is PLL/2. */
+#define STM32_ADC12PRES_DIV4 (18 << 4) /**< ADC12 clock is PLL/4. */
+#define STM32_ADC12PRES_DIV6 (19 << 4) /**< ADC12 clock is PLL/6. */
+#define STM32_ADC12PRES_DIV8 (20 << 4) /**< ADC12 clock is PLL/8. */
+#define STM32_ADC12PRES_DIV10 (21 << 4) /**< ADC12 clock is PLL/10. */
+#define STM32_ADC12PRES_DIV12 (22 << 4) /**< ADC12 clock is PLL/12. */
+#define STM32_ADC12PRES_DIV16 (23 << 4) /**< ADC12 clock is PLL/16. */
+#define STM32_ADC12PRES_DIV32 (24 << 4) /**< ADC12 clock is PLL/32. */
+#define STM32_ADC12PRES_DIV64 (25 << 4) /**< ADC12 clock is PLL/64. */
+#define STM32_ADC12PRES_DIV128 (26 << 4) /**< ADC12 clock is PLL/128. */
+#define STM32_ADC12PRES_DIV256 (27 << 4) /**< ADC12 clock is PLL/256. */
+#define STM32_ADC34PRES_MASK (31 << 9) /**< ADC34 clock source mask. */
+#define STM32_ADC34PRES_NOCLOCK (0 << 9) /**< ADC34 clock is disabled. */
+#define STM32_ADC34PRES_DIV1 (16 << 9) /**< ADC34 clock is PLL/1. */
+#define STM32_ADC34PRES_DIV2 (17 << 9) /**< ADC34 clock is PLL/2. */
+#define STM32_ADC34PRES_DIV4 (18 << 9) /**< ADC34 clock is PLL/4. */
+#define STM32_ADC34PRES_DIV6 (19 << 9) /**< ADC34 clock is PLL/6. */
+#define STM32_ADC34PRES_DIV8 (20 << 9) /**< ADC34 clock is PLL/8. */
+#define STM32_ADC34PRES_DIV10 (21 << 9) /**< ADC34 clock is PLL/10. */
+#define STM32_ADC34PRES_DIV12 (22 << 9) /**< ADC34 clock is PLL/12. */
+#define STM32_ADC34PRES_DIV16 (23 << 9) /**< ADC34 clock is PLL/16. */
+#define STM32_ADC34PRES_DIV32 (24 << 9) /**< ADC34 clock is PLL/32. */
+#define STM32_ADC34PRES_DIV64 (25 << 9) /**< ADC34 clock is PLL/64. */
+#define STM32_ADC34PRES_DIV128 (26 << 9) /**< ADC34 clock is PLL/128. */
+#define STM32_ADC34PRES_DIV256 (27 << 9) /**< ADC34 clock is PLL/256. */
+/** @} */
+
+/**
+ * @name RCC_CFGR3 register bits definitions
+ * @{
+ */
+#define STM32_USART1SW_MASK (3 << 0) /**< USART1 clock source mask. */
+#define STM32_USART1SW_PCLK (0 << 0) /**< USART1 clock is PCLK. */
+#define STM32_USART1SW_SYSCLK (1 << 0) /**< USART1 clock is SYSCLK. */
+#define STM32_USART1SW_LSE (2 << 0) /**< USART1 clock is LSE. */
+#define STM32_USART1SW_HSI (3 << 0) /**< USART1 clock is HSI. */
+#define STM32_I2C1SW_MASK (1 << 4) /**< I2C1 clock source mask. */
+#define STM32_I2C1SW_HSI (0 << 4) /**< I2C1 clock is HSI. */
+#define STM32_I2C1SW_SYSCLK (1 << 4) /**< I2C1 clock is SYSCLK. */
+#define STM32_I2C2SW_MASK (1 << 5) /**< I2C2 clock source mask. */
+#define STM32_I2C2SW_HSI (0 << 5) /**< I2C2 clock is HSI. */
+#define STM32_I2C2SW_SYSCLK (1 << 5) /**< I2C2 clock is SYSCLK. */
+#define STM32_TIM1SW_MASK (1 << 8) /**< TIM1 clock source mask. */
+#define STM32_TIM1SW_PCLK2 (0 << 8) /**< TIM1 clock is PCLK2. */
+#define STM32_TIM1SW_PLLX2 (1 << 8) /**< TIM1 clock is PLL*2. */
+#define STM32_TIM8SW_MASK (1 << 9) /**< TIM8 clock source mask. */
+#define STM32_TIM8SW_PCLK2 (0 << 9) /**< TIM8 clock is PCLK2. */
+#define STM32_TIM8SW_PLLX2 (1 << 9) /**< TIM8 clock is PLL*2. */
+#define STM32_USART2SW_MASK (3 << 16) /**< USART2 clock source mask. */
+#define STM32_USART2SW_PCLK (0 << 16) /**< USART2 clock is PCLK. */
+#define STM32_USART2SW_SYSCLK (1 << 16) /**< USART2 clock is SYSCLK. */
+#define STM32_USART2SW_LSE (2 << 16) /**< USART2 clock is LSE. */
+#define STM32_USART2SW_HSI (3 << 16) /**< USART2 clock is HSI. */
+#define STM32_USART3SW_MASK (3 << 18) /**< USART3 clock source mask. */
+#define STM32_USART3SW_PCLK (0 << 18) /**< USART3 clock is PCLK. */
+#define STM32_USART3SW_SYSCLK (1 << 18) /**< USART3 clock is SYSCLK. */
+#define STM32_USART3SW_LSE (2 << 18) /**< USART3 clock is LSE. */
+#define STM32_USART3SW_HSI (3 << 18) /**< USART3 clock is HSI. */
+#define STM32_UART4SW_MASK (3 << 20) /**< USART4 clock source mask. */
+#define STM32_UART4SW_PCLK (0 << 20) /**< USART4 clock is PCLK. */
+#define STM32_UART4SW_SYSCLK (1 << 20) /**< USART4 clock is SYSCLK. */
+#define STM32_UART4SW_LSE (2 << 20) /**< USART4 clock is LSE. */
+#define STM32_UART4SW_HSI (3 << 20) /**< USART4 clock is HSI. */
+#define STM32_UART5SW_MASK (3 << 22) /**< USART5 clock source mask. */
+#define STM32_UART5SW_PCLK (0 << 22) /**< USART5 clock is PCLK. */
+#define STM32_UART5SW_SYSCLK (1 << 22) /**< USART5 clock is SYSCLK. */
+#define STM32_UART5SW_LSE (2 << 22) /**< USART5 clock is LSE. */
+#define STM32_UART5SW_HSI (3 << 22) /**< USART5 clock is HSI. */
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/**
+ * @name Configuration options
+ * @{
+ */
+/**
+ * @brief Disables the PWR/RCC initialization in the HAL.
+ */
+#if !defined(STM32_NO_INIT) || defined(__DOXYGEN__)
+#define STM32_NO_INIT FALSE
+#endif
+
+/**
+ * @brief Enables or disables the programmable voltage detector.
+ */
+#if !defined(STM32_PVD_ENABLE) || defined(__DOXYGEN__)
+#define STM32_PVD_ENABLE FALSE
+#endif
+
+/**
+ * @brief Sets voltage level for programmable voltage detector.
+ */
+#if !defined(STM32_PLS) || defined(__DOXYGEN__)
+#define STM32_PLS STM32_PLS_LEV0
+#endif
+
+/**
+ * @brief Enables or disables the HSI clock source.
+ */
+#if !defined(STM32_HSI_ENABLED) || defined(__DOXYGEN__)
+#define STM32_HSI_ENABLED TRUE
+#endif
+
+/**
+ * @brief Enables or disables the LSI clock source.
+ */
+#if !defined(STM32_LSI_ENABLED) || defined(__DOXYGEN__)
+#define STM32_LSI_ENABLED TRUE
+#endif
+
+/**
+ * @brief Enables or disables the HSE clock source.
+ */
+#if !defined(STM32_HSE_ENABLED) || defined(__DOXYGEN__)
+#define STM32_HSE_ENABLED TRUE
+#endif
+
+/**
+ * @brief Enables or disables the LSE clock source.
+ */
+#if !defined(STM32_LSE_ENABLED) || defined(__DOXYGEN__)
+#define STM32_LSE_ENABLED FALSE
+#endif
+
+/**
+ * @brief Main clock source selection.
+ * @note If the selected clock source is not the PLL then the PLL is not
+ * initialized and started.
+ * @note The default value is calculated for a 72MHz system clock from
+ * a 8MHz crystal using the PLL.
+ */
+#if !defined(STM32_SW) || defined(__DOXYGEN__)
+#define STM32_SW STM32_SW_PLL
+#endif
+
+/**
+ * @brief Clock source for the PLL.
+ * @note This setting has only effect if the PLL is selected as the
+ * system clock source.
+ * @note The default value is calculated for a 72MHz system clock from
+ * a 8MHz crystal using the PLL.
+ */
+#if !defined(STM32_PLLSRC) || defined(__DOXYGEN__)
+#define STM32_PLLSRC STM32_PLLSRC_HSE
+#endif
+
+/**
+ * @brief Crystal PLL pre-divider.
+ * @note This setting has only effect if the PLL is selected as the
+ * system clock source.
+ * @note The default value is calculated for a 72MHz system clock from
+ * a 8MHz crystal using the PLL.
+ */
+#if !defined(STM32_PREDIV_VALUE) || defined(__DOXYGEN__)
+#define STM32_PREDIV_VALUE 1
+#endif
+
+/**
+ * @brief PLL multiplier value.
+ * @note The allowed range is 2...16.
+ * @note The default value is calculated for a 72MHz system clock from
+ * a 8MHz crystal using the PLL.
+ */
+#if !defined(STM32_PLLMUL_VALUE) || defined(__DOXYGEN__)
+#define STM32_PLLMUL_VALUE 9
+#endif
+
+/**
+ * @brief AHB prescaler value.
+ * @note The default value is calculated for a 72MHz system clock from
+ * a 8MHz crystal using the PLL.
+ */
+#if !defined(STM32_HPRE) || defined(__DOXYGEN__)
+#define STM32_HPRE STM32_HPRE_DIV1
+#endif
+
+/**
+ * @brief APB1 prescaler value.
+ */
+#if !defined(STM32_PPRE1) || defined(__DOXYGEN__)
+#define STM32_PPRE1 STM32_PPRE1_DIV2
+#endif
+
+/**
+ * @brief APB2 prescaler value.
+ */
+#if !defined(STM32_PPRE2) || defined(__DOXYGEN__)
+#define STM32_PPRE2 STM32_PPRE2_DIV2
+#endif
+
+/**
+ * @brief MCO pin setting.
+ */
+#if !defined(STM32_MCOSEL) || defined(__DOXYGEN__)
+#define STM32_MCOSEL STM32_MCOSEL_NOCLOCK
+#endif
+
+/**
+ * @brief ADC12 prescaler value.
+ */
+#if !defined(STM32_ADC12PRES) || defined(__DOXYGEN__)
+#define STM32_ADC12PRES STM32_ADC12PRES_DIV1
+#endif
+
+/**
+ * @brief ADC34 prescaler value.
+ */
+#if !defined(STM32_ADC34PRES) || defined(__DOXYGEN__)
+#define STM32_ADC34PRES STM32_ADC34PRES_DIV1
+#endif
+
+/**
+ * @brief USART1 clock source.
+ */
+#if !defined(STM32_USART1SW) || defined(__DOXYGEN__)
+#define STM32_USART1SW STM32_USART1SW_PCLK
+#endif
+
+/**
+ * @brief USART2 clock source.
+ */
+#if !defined(STM32_USART2SW) || defined(__DOXYGEN__)
+#define STM32_USART2SW STM32_USART2SW_PCLK
+#endif
+
+/**
+ * @brief USART3 clock source.
+ */
+#if !defined(STM32_USART3SW) || defined(__DOXYGEN__)
+#define STM32_USART3SW STM32_USART3SW_PCLK
+#endif
+
+/**
+ * @brief UART4 clock source.
+ */
+#if !defined(STM32_UART4SW) || defined(__DOXYGEN__)
+#define STM32_UART4SW STM32_UART4SW_PCLK
+#endif
+
+/**
+ * @brief UART5 clock source.
+ */
+#if !defined(STM32_UART5SW) || defined(__DOXYGEN__)
+#define STM32_UART5SW STM32_UART5SW_PCLK
+#endif
+
+/**
+ * @brief I2C1 clock source.
+ */
+#if !defined(STM32_I2C1SW) || defined(__DOXYGEN__)
+#define STM32_I2C1SW STM32_I2C1SW_SYSCLK
+#endif
+
+/**
+ * @brief I2C2 clock source.
+ */
+#if !defined(STM32_I2C2SW) || defined(__DOXYGEN__)
+#define STM32_I2C2SW STM32_I2C2SW_SYSCLK
+#endif
+
+/**
+ * @brief TIM1 clock source.
+ */
+#if !defined(STM32_TIM1SW) || defined(__DOXYGEN__)
+#define STM32_TIM1SW STM32_TIM1SW_PCLK2
+#endif
+
+/**
+ * @brief TIM8 clock source.
+ */
+#if !defined(STM32_TIM8SW) || defined(__DOXYGEN__)
+#define STM32_TIM8SW STM32_TIM8SW_PCLK2
+#endif
+
+/**
+ * @brief RTC clock source.
+ */
+#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
+#define STM32_RTCSEL STM32_RTCSEL_LSI
+#endif
+
+/**
+ * @brief USB clock setting.
+ */
+#if !defined(STM32_USB_CLOCK_REQUIRED) || defined(__DOXYGEN__)
+#define STM32_USB_CLOCK_REQUIRED TRUE
+#endif
+
+/**
+ * @brief USB prescaler initialization.
+ */
+#if !defined(STM32_USBPRE) || defined(__DOXYGEN__)
+#define STM32_USBPRE STM32_USBPRE_DIV1P5
+#endif
+/** @} */
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*
+ * Configuration-related checks.
+ */
+#if !defined(STM32F3xx_MCUCONF)
+#error "Using a wrong mcuconf.h file, STM32F3xx_MCUCONF not defined"
+#endif
+
+/*
+ * HSI related checks.
+ */
+#if STM32_HSI_ENABLED
+#else /* !STM32_HSI_ENABLED */
+
+#if STM32_SW == STM32_SW_HSI
+#error "HSI not enabled, required by STM32_SW"
+#endif
+
+#if STM32_USART1SW == STM32_USART1SW_HSI
+#error "HSI not enabled, required by STM32_USART1SW"
+#endif
+
+#if STM32_USART2SW == STM32_USART2SW_HSI
+#error "HSI not enabled, required by STM32_USART2SW"
+#endif
+
+#if STM32_USART3SW == STM32_USART3SW_HSI
+#error "HSI not enabled, required by STM32_USART3SW"
+#endif
+
+#if STM32_UART4SW == STM32_UART4SW_HSI
+#error "HSI not enabled, required by STM32_UART4SW"
+#endif
+
+#if STM32_UART5SW == STM32_UART5SW_HSI
+#error "HSI not enabled, required by STM32_UART5SW"
+#endif
+
+#if STM32_I2C1SW == STM32_I2C1SW_HSI
+#error "HSI not enabled, required by STM32_I2C1SW"
+#endif
+
+#if STM32_I2C2SW == STM32_I2C2SW_HSI
+#error "HSI not enabled, required by STM32_I2C2SW"
+#endif
+
+#if STM32_TIM1SW == STM32_TIM1SW_HSI
+#error "HSI not enabled, required by STM32_TIM1SW"
+#endif
+
+#if STM32_TIM8SW == STM32_TIM8SW_HSI
+#error "HSI not enabled, required by STM32_TIM8SW"
+#endif
+
+#if (STM32_SW == STM32_SW_PLL) && (STM32_PLLSRC == STM32_PLLSRC_HSI)
+#error "HSI not enabled, required by STM32_SW and STM32_PLLSRC"
+#endif
+
+#if (STM32_MCOSEL == STM32_MCOSEL_HSI) || \
+ ((STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) && \
+ (STM32_PLLSRC == STM32_PLLSRC_HSI))
+#error "HSI not enabled, required by STM32_MCOSEL"
+#endif
+
+#endif /* !STM32_HSI_ENABLED */
+
+/*
+ * HSE related checks.
+ */
+#if STM32_HSE_ENABLED
+
+#if STM32_HSECLK == 0
+#error "HSE frequency not defined"
+#elif (STM32_HSECLK < STM32_HSECLK_MIN) || (STM32_HSECLK > STM32_HSECLK_MAX)
+#error "STM32_HSECLK outside acceptable range (STM32_HSECLK_MIN...STM32_HSECLK_MAX)"
+#endif
+
+#else /* !STM32_HSE_ENABLED */
+
+#if STM32_SW == STM32_SW_HSE
+#error "HSE not enabled, required by STM32_SW"
+#endif
+
+#if (STM32_SW == STM32_SW_PLL) && (STM32_PLLSRC == STM32_PLLSRC_HSE)
+#error "HSE not enabled, required by STM32_SW and STM32_PLLSRC"
+#endif
+
+#if (STM32_MCOSEL == STM32_MCOSEL_HSE) || \
+ ((STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) && \
+ (STM32_PLLSRC == STM32_PLLSRC_HSE))
+#error "HSE not enabled, required by STM32_MCOSEL"
+#endif
+
+#if STM32_RTCSEL == STM32_RTCSEL_HSEDIV
+#error "HSE not enabled, required by STM32_RTCSEL"
+#endif
+
+#endif /* !STM32_HSE_ENABLED */
+
+/*
+ * LSI related checks.
+ */
+#if STM32_LSI_ENABLED
+#else /* !STM32_LSI_ENABLED */
+
+#if STM32_RTCSEL == STM32_RTCSEL_LSI
+#error "LSI not enabled, required by STM32_RTCSEL"
+#endif
+
+#endif /* !STM32_LSI_ENABLED */
+
+/*
+ * LSE related checks.
+ */
+#if STM32_LSE_ENABLED
+
+#if !defined(STM32_LSECLK) || (STM32_LSECLK == 0)
+#error "STM32_LSECLK not defined"
+#endif
+
+#if (STM32_LSECLK < STM32_LSECLK_MIN) || (STM32_LSECLK > STM32_LSECLK_MAX)
+#error "STM32_LSECLK outside acceptable range (STM32_LSECLK_MIN...STM32_LSECLK_MAX)"
+#endif
+
+#if !defined(STM32_LSEDRV)
+#error "STM32_LSEDRV not defined"
+#endif
+
+#if (STM32_LSEDRV >> 3) > 3
+#error "STM32_LSEDRV outside acceptable range ((0<<3)...(3<<3))"
+#endif
+
+#if STM32_USART1SW == STM32_USART1SW_LSE
+#error "LSE not enabled, required by STM32_USART1SW"
+#endif
+
+#if STM32_USART2SW == STM32_USART2SW_LSE
+#error "LSE not enabled, required by STM32_USART2SW"
+#endif
+
+#if STM32_USART3SW == STM32_USART3SW_LSE
+#error "LSE not enabled, required by STM32_USART3SW"
+#endif
+
+#if STM32_UART4SW == STM32_UART4SW_LSE
+#error "LSE not enabled, required by STM32_UART4SW"
+#endif
+
+#if STM32_UART5SW == STM32_UART5SW_LSE
+#error "LSE not enabled, required by STM32_UART5SW"
+#endif
+
+#else /* !STM32_LSE_ENABLED */
+
+#if STM32_RTCSEL == STM32_RTCSEL_LSE
+#error "LSE not enabled, required by STM32_RTCSEL"
+#endif
+
+#endif /* !STM32_LSE_ENABLED */
+
+/* PLL activation conditions.*/
+#if (STM32_SW == STM32_SW_PLL) || \
+ (STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) || \
+ (STM32_TIM1SW == STM32_TIM1SW_PLLX2) || \
+ (STM32_TIM8SW == STM32_TIM8SW_PLLX2) || \
+ (STM32_ADC12PRES != STM32_ADC12PRES_NOCLOCK) || \
+ (STM32_ADC34PRES != STM32_ADC34PRES_NOCLOCK) || \
+ STM32_USB_CLOCK_REQUIRED || \
+ defined(__DOXYGEN__)
+/**
+ * @brief PLL activation flag.
+ */
+#define STM32_ACTIVATE_PLL TRUE
+#else
+#define STM32_ACTIVATE_PLL FALSE
+#endif
+
+/* HSE prescaler setting check.*/
+#if ((STM32_PREDIV_VALUE >= 1) || (STM32_PREDIV_VALUE <= 16))
+#define STM32_PREDIV ((STM32_PREDIV_VALUE - 1) << 0)
+#else
+#error "invalid STM32_PREDIV value specified"
+#endif
+
+/**
+ * @brief PLLMUL field.
+ */
+#if ((STM32_PLLMUL_VALUE >= 2) && (STM32_PLLMUL_VALUE <= 16)) || \
+ defined(__DOXYGEN__)
+#define STM32_PLLMUL ((STM32_PLLMUL_VALUE - 2) << 18)
+#else
+#error "invalid STM32_PLLMUL_VALUE value specified"
+#endif
+
+/**
+ * @brief PLL input clock frequency.
+ */
+#if (STM32_PLLSRC == STM32_PLLSRC_HSE) || defined(__DOXYGEN__)
+#define STM32_PLLCLKIN (STM32_HSECLK / STM32_PREDIV_VALUE)
+#elif STM32_PLLSRC == STM32_PLLSRC_HSI
+#define STM32_PLLCLKIN (STM32_HSICLK / 2)
+#else
+#error "invalid STM32_PLLSRC value specified"
+#endif
+
+/* PLL input frequency range check.*/
+#if (STM32_PLLCLKIN < STM32_PLLIN_MIN) || (STM32_PLLCLKIN > STM32_PLLIN_MAX)
+#error "STM32_PLLCLKIN outside acceptable range (STM32_PLLIN_MIN...STM32_PLLIN_MAX)"
+#endif
+
+/**
+ * @brief PLL output clock frequency.
+ */
+#define STM32_PLLCLKOUT (STM32_PLLCLKIN * STM32_PLLMUL_VALUE)
+
+/* PLL output frequency range check.*/
+#if (STM32_PLLCLKOUT < STM32_PLLOUT_MIN) || (STM32_PLLCLKOUT > STM32_PLLOUT_MAX)
+#error "STM32_PLLCLKOUT outside acceptable range (STM32_PLLOUT_MIN...STM32_PLLOUT_MAX)"
+#endif
+
+/**
+ * @brief System clock source.
+ */
+#if (STM32_SW == STM32_SW_PLL) || defined(__DOXYGEN__)
+#define STM32_SYSCLK STM32_PLLCLKOUT
+#elif (STM32_SW == STM32_SW_HSI)
+#define STM32_SYSCLK STM32_HSICLK
+#elif (STM32_SW == STM32_SW_HSE)
+#define STM32_SYSCLK STM32_HSECLK
+#else
+#error "invalid STM32_SW value specified"
+#endif
+
+/* Check on the system clock.*/
+#if STM32_SYSCLK > STM32_SYSCLK_MAX
+#error "STM32_SYSCLK above maximum rated frequency (STM32_SYSCLK_MAX)"
+#endif
+
+/**
+ * @brief AHB frequency.
+ */
+#if (STM32_HPRE == STM32_HPRE_DIV1) || defined(__DOXYGEN__)
+#define STM32_HCLK (STM32_SYSCLK / 1)
+#elif STM32_HPRE == STM32_HPRE_DIV2
+#define STM32_HCLK (STM32_SYSCLK / 2)
+#elif STM32_HPRE == STM32_HPRE_DIV4
+#define STM32_HCLK (STM32_SYSCLK / 4)
+#elif STM32_HPRE == STM32_HPRE_DIV8
+#define STM32_HCLK (STM32_SYSCLK / 8)
+#elif STM32_HPRE == STM32_HPRE_DIV16
+#define STM32_HCLK (STM32_SYSCLK / 16)
+#elif STM32_HPRE == STM32_HPRE_DIV64
+#define STM32_HCLK (STM32_SYSCLK / 64)
+#elif STM32_HPRE == STM32_HPRE_DIV128
+#define STM32_HCLK (STM32_SYSCLK / 128)
+#elif STM32_HPRE == STM32_HPRE_DIV256
+#define STM32_HCLK (STM32_SYSCLK / 256)
+#elif STM32_HPRE == STM32_HPRE_DIV512
+#define STM32_HCLK (STM32_SYSCLK / 512)
+#else
+#error "invalid STM32_HPRE value specified"
+#endif
+
+/* AHB frequency check.*/
+#if STM32_HCLK > STM32_SYSCLK_MAX
+#error "STM32_HCLK exceeding maximum frequency (STM32_SYSCLK_MAX)"
+#endif
+
+/**
+ * @brief APB1 frequency.
+ */
+#if (STM32_PPRE1 == STM32_PPRE1_DIV1) || defined(__DOXYGEN__)
+#define STM32_PCLK1 (STM32_HCLK / 1)
+#elif STM32_PPRE1 == STM32_PPRE1_DIV2
+#define STM32_PCLK1 (STM32_HCLK / 2)
+#elif STM32_PPRE1 == STM32_PPRE1_DIV4
+#define STM32_PCLK1 (STM32_HCLK / 4)
+#elif STM32_PPRE1 == STM32_PPRE1_DIV8
+#define STM32_PCLK1 (STM32_HCLK / 8)
+#elif STM32_PPRE1 == STM32_PPRE1_DIV16
+#define STM32_PCLK1 (STM32_HCLK / 16)
+#else
+#error "invalid STM32_PPRE1 value specified"
+#endif
+
+/* APB1 frequency check.*/
+#if STM32_PCLK1 > STM32_PCLK1_MAX
+#error "STM32_PCLK1 exceeding maximum frequency (STM32_PCLK1_MAX)"
+#endif
+
+/**
+ * @brief APB2 frequency.
+ */
+#if (STM32_PPRE2 == STM32_PPRE2_DIV1) || defined(__DOXYGEN__)
+#define STM32_PCLK2 (STM32_HCLK / 1)
+#elif STM32_PPRE2 == STM32_PPRE2_DIV2
+#define STM32_PCLK2 (STM32_HCLK / 2)
+#elif STM32_PPRE2 == STM32_PPRE2_DIV4
+#define STM32_PCLK2 (STM32_HCLK / 4)
+#elif STM32_PPRE2 == STM32_PPRE2_DIV8
+#define STM32_PCLK2 (STM32_HCLK / 8)
+#elif STM32_PPRE2 == STM32_PPRE2_DIV16
+#define STM32_PCLK2 (STM32_HCLK / 16)
+#else
+#error "invalid STM32_PPRE2 value specified"
+#endif
+
+/* APB2 frequency check.*/
+#if STM32_PCLK2 > STM32_PCLK2_MAX
+#error "STM32_PCLK2 exceeding maximum frequency (STM32_PCLK2_MAX)"
+#endif
+
+/**
+ * @brief RTC clock.
+ */
+#if (STM32_RTCSEL == STM32_RTCSEL_LSE) || defined(__DOXYGEN__)
+#define STM32_RTCCLK STM32_LSECLK
+#elif STM32_RTCSEL == STM32_RTCSEL_LSI
+#define STM32_RTCCLK STM32_LSICLK
+#elif STM32_RTCSEL == STM32_RTCSEL_HSEDIV
+#define STM32_RTCCLK (STM32_HSECLK / 32)
+#elif STM32_RTCSEL == STM32_RTCSEL_NOCLOCK
+#define STM32_RTCCLK 0
+#else
+#error "invalid source selected for RTC clock"
+#endif
+
+/**
+ * @brief ADC12 frequency.
+ */
+#if (STM32_ADC12PRES == STM32_ADC12PRES_NOCLOCK) || defined(__DOXYGEN__)
+#define STM32_ADC12CLK 0
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV1
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 1)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV2
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 2)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV4
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 4)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV6
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 6)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV8
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 8)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV10
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 10)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV12
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 12)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV16
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 16)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV32
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 32)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV64
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 64)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV128
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 128)
+#elif STM32_ADC12PRES == STM32_ADC12PRES_DIV256
+#define STM32_ADC12CLK (STM32_PLLCLKOUT / 256)
+#else
+#error "invalid STM32_ADC12PRES value specified"
+#endif
+
+/**
+ * @brief ADC34 frequency.
+ */
+#if (STM32_ADC43PRES == STM32_ADC34PRES_NOCLOCK) || defined(__DOXYGEN__)
+#define STM32_ADC34CLK 0
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV1
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 1)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV2
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 2)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV4
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 4)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV6
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 6)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV8
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 8)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV10
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 10)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV12
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 12)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV16
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 16)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV32
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 32)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV64
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 64)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV128
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 128)
+#elif STM32_ADC34PRES == STM32_ADC34PRES_DIV256
+#define STM32_ADC34CLK (STM32_PLLCLKOUT / 256)
+#else
+#error "invalid STM32_ADC34PRES value specified"
+#endif
+
+/* ADC12 frequency check.*/
+#if STM32_ADC12CLK > STM32_ADCCLK_MAX
+#error "STM32_ADC12CLK exceeding maximum frequency (STM32_ADCCLK_MAX)"
+#endif
+
+/* ADC34 frequency check.*/
+#if STM32_ADC34CLK > STM32_ADCCLK_MAX
+#error "STM32_ADC34CLK exceeding maximum frequency (STM32_ADCCLK_MAX)"
+#endif
+
+/**
+ * @brief I2C1 frequency.
+ */
+#if STM32_I2C1SW == STM32_I2C1SW_HSI
+#define STM32_I2C1CLK STM32_HSICLK
+#elif STM32_I2C1SW == STM32_I2C1SW_SYSCLK
+#define STM32_I2C1CLK STM32_SYSCLK
+#else
+#error "invalid source selected for I2C1 clock"
+#endif
+
+/**
+ * @brief I2C2 frequency.
+ */
+#if STM32_I2C2SW == STM32_I2C2SW_HSI
+#define STM32_I2C2CLK STM32_HSICLK
+#elif STM32_I2C2SW == STM32_I2C2SW_SYSCLK
+#define STM32_I2C2CLK STM32_SYSCLK
+#else
+#error "invalid source selected for I2C2 clock"
+#endif
+
+/**
+ * @brief USART1 frequency.
+ */
+#if STM32_USART1SW == STM32_USART1SW_PCLK
+#define STM32_USART1CLK STM32_PCLK2
+#elif STM32_USART1SW == STM32_USART1SW_SYSCLK
+#define STM32_USART1CLK STM32_SYSCLK
+#elif STM32_USART1SW == STM32_USART1SW_LSECLK
+#define STM32_USART1CLK STM32_LSECLK
+#elif STM32_USART1SW == STM32_USART1SW_HSICLK
+#define STM32_USART1CLK STM32_HSICLK
+#else
+#error "invalid source selected for USART1 clock"
+#endif
+
+/**
+ * @brief USART2 frequency.
+ */
+#if STM32_USART2SW == STM32_USART2SW_PCLK
+#define STM32_USART2CLK STM32_PCLK1
+#elif STM32_USART2SW == STM32_USART2SW_SYSCLK
+#define STM32_USART2CLK STM32_SYSCLK
+#elif STM32_USART2SW == STM32_USART2SW_LSECLK
+#define STM32_USART2CLK STM32_LSECLK
+#elif STM32_USART2SW == STM32_USART2SW_HSICLK
+#define STM32_USART2CLK STM32_HSICLK
+#else
+#error "invalid source selected for USART2 clock"
+#endif
+
+/**
+ * @brief USART3 frequency.
+ */
+#if STM32_USART3SW == STM32_USART3SW_PCLK
+#define STM32_USART3CLK STM32_PCLK1
+#elif STM32_USART3SW == STM32_USART3SW_SYSCLK
+#define STM32_USART3CLK STM32_SYSCLK
+#elif STM32_USART3SW == STM32_USART3SW_LSECLK
+#define STM32_USART3CLK STM32_LSECLK
+#elif STM32_USART3SW == STM32_USART3SW_HSICLK
+#define STM32_USART3CLK STM32_HSICLK
+#else
+#error "invalid source selected for USART3 clock"
+#endif
+
+/**
+ * @brief UART4 frequency.
+ */
+#if STM32_UART4SW == STM32_UART4SW_PCLK
+#define STM32_UART4CLK STM32_PCLK1
+#elif STM32_UART4SW == STM32_UART4SW_SYSCLK
+#define STM32_UART4CLK STM32_SYSCLK
+#elif STM32_UART4SW == STM32_UART4SW_LSECLK
+#define STM32_UART4CLK STM32_LSECLK
+#elif STM32_UART4SW == STM32_UART4SW_HSICLK
+#define STM32_UART4CLK STM32_HSICLK
+#else
+#error "invalid source selected for UART4 clock"
+#endif
+
+/**
+ * @brief UART5 frequency.
+ */
+#if STM32_UART5SW == STM32_UART5SW_PCLK
+#define STM32_UART5CLK STM32_PCLK1
+#elif STM32_UART5SW == STM32_UART5SW_SYSCLK
+#define STM32_UART5CLK STM32_SYSCLK
+#elif STM32_UART5SW == STM32_UART5SW_LSECLK
+#define STM32_UART5CLK STM32_LSECLK
+#elif STM32_UART5SW == STM32_UART5SW_HSICLK
+#define STM32_UART5CLK STM32_HSICLK
+#else
+#error "invalid source selected for UART5 clock"
+#endif
+
+/**
+ * @brief TIM1 frequency.
+ */
+#if STM32_TIM1SW == STM32_TIM1SW_PCLK2
+#define STM32_TIM1CLK STM32_PCLK2
+
+#elif STM32_TIM1SW == STM32_TIM1SW_PLLX2
+#if (STM32_SW != STM32_SW_PLL) || \
+ (STM32_HPRE != STM32_HPRE_DIV1) || \
+ (STM32_PPRE2 != STM32_PPRE2_DIV1)
+#error "double clock mode cannot be activated for TIM1 under the current settings"
+#endif
+#define STM32_TIM1CLK (STM32_PLLCLKOUT * 2)
+
+#else
+#error "invalid source selected for TIM1 clock"
+#endif
+
+/**
+ * @brief TIM8 frequency.
+ */
+#if STM32_TIM8SW == STM32_TIM8SW_PCLK2
+#define STM32_TIM8CLK STM32_PCLK2
+
+#elif STM32_TIM8SW == STM32_TIM8SW_PLLX2
+#if (STM32_SW != STM32_SW_PLL) || \
+ (STM32_HPRE != STM32_HPRE_DIV1) || \
+ (STM32_PPRE2 != STM32_PPRE2_DIV1)
+#error "double clock mode cannot be activated for TIM8 under the current settings"
+#endif
+#define STM32_TIM8CLK (STM32_PLLCLKOUT * 2)
+
+#else
+#error "invalid source selected for TIM8 clock"
+#endif
+
+/**
+ * @brief Timers 2, 3, 4, 6, 7 frequency.
+ */
+#if (STM32_PPRE1 == STM32_PPRE1_DIV1) || defined(__DOXYGEN__)
+#define STM32_TIMCLK1 (STM32_PCLK1 * 1)
+#else
+#define STM32_TIMCLK1 (STM32_PCLK1 * 2)
+#endif
+
+/**
+ * @brief Timers 1, 8, 15, 16, 17 frequency.
+ */
+#if (STM32_PPRE2 == STM32_PPRE2_DIV1) || defined(__DOXYGEN__)
+#define STM32_TIMCLK2 (STM32_PCLK2 * 1)
+#else
+#define STM32_TIMCLK2 (STM32_PCLK2 * 2)
+#endif
+
+/**
+ * @brief USB frequency.
+ */
+#if (STM32_USBPRE == STM32_USBPRE_DIV1P5) || defined(__DOXYGEN__)
+#define STM32_USBCLK ((STM32_PLLCLKOUT * 2) / 3)
+#elif (STM32_USBPRE == STM32_USBPRE_DIV1)
+#define STM32_USBCLK STM32_PLLCLKOUT
+#else
+#error "invalid STM32_USBPRE value specified"
+#endif
+
+/**
+ * @brief Flash settings.
+ */
+#if (STM32_HCLK <= 24000000) || defined(__DOXYGEN__)
+#define STM32_FLASHBITS 0x00000010
+#elif STM32_HCLK <= 48000000
+#define STM32_FLASHBITS 0x00000011
+#else
+#define STM32_FLASHBITS 0x00000012
+#endif
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+/* Various helpers.*/
+#include "nvic.h"
+#include "stm32_isr.h"
+#include "stm32_dma.h"
+#include "stm32_rcc.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+ void hal_lld_init(void);
+ void stm32_clock_init(void);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _HAL_LLD_H_ */
+
+/** @} */
diff --git a/os/hal/ports/STM32/STM32F3xx/platform.mk b/os/hal/ports/STM32/STM32F3xx/platform.mk new file mode 100644 index 000000000..5851cf65b --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/platform.mk @@ -0,0 +1,31 @@ +# List of all the STM32F3xx platform files.
+PLATFORMSRC = ${CHIBIOS}/os/hal/ports/common/ARMCMx/nvic.c \
+ ${CHIBIOS}/os/hal/ports/STM32/STM32F3xx/stm32_dma.c \
+ ${CHIBIOS}/os/hal/ports/STM32/STM32F3xx/hal_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/STM32F3xx/adc_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/STM32F3xx/ext_lld_isr.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/can_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/ext_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/GPIOv2/pal_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/I2Cv2/i2c_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/RTCv2/rtc_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/SPIv2/spi_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/TIMv1/gpt_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/TIMv1/icu_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/TIMv1/pwm_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/TIMv1/st_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/USARTv2/serial_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/USARTv2/uart_lld.c \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/USBv1/usb_lld.c
+
+# Required include directories
+PLATFORMINC = ${CHIBIOS}/os/hal/ports/common/ARMCMx \
+ ${CHIBIOS}/os/hal/ports/STM32/STM32F3xx \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/GPIOv2 \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/I2Cv2 \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/RTCv2 \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/SPIv2 \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/TIMv1 \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/USARTv2 \
+ ${CHIBIOS}/os/hal/ports/STM32/LLD/USBv1
diff --git a/os/hal/ports/STM32/STM32F3xx/stm32_dma.c b/os/hal/ports/STM32/STM32F3xx/stm32_dma.c new file mode 100644 index 000000000..e956fe9e4 --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/stm32_dma.c @@ -0,0 +1,449 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/stm32_dma.c
+ * @brief DMA helper driver code.
+ *
+ * @addtogroup STM32F3xx_DMA
+ * @details DMA sharing helper driver. In the STM32 the DMA streams are a
+ * shared resource, this driver allows to allocate and free DMA
+ * streams at runtime in order to allow all the other device
+ * drivers to coordinate the access to the resource.
+ * @note The DMA ISR handlers are all declared into this module because
+ * sharing, the various device drivers can associate a callback to
+ * ISRs when allocating streams.
+ * @{
+ */
+
+#include "hal.h"
+
+/* The following macro is only defined if some driver requiring DMA services
+ has been enabled.*/
+#if defined(STM32_DMA_REQUIRED) || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/**
+ * @brief Mask of the DMA1 streams in @p dma_streams_mask.
+ */
+#define STM32_DMA1_STREAMS_MASK 0x0000007F
+
+/**
+ * @brief Mask of the DMA2 streams in @p dma_streams_mask.
+ */
+#define STM32_DMA2_STREAMS_MASK 0x00000F80
+
+/**
+ * @brief Post-reset value of the stream CCR register.
+ */
+#define STM32_DMA_CCR_RESET_VALUE 0x00000000
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/**
+ * @brief DMA streams descriptors.
+ * @details This table keeps the association between an unique stream
+ * identifier and the involved physical registers.
+ * @note Don't use this array directly, use the appropriate wrapper macros
+ * instead: @p STM32_DMA1_STREAM1, @p STM32_DMA1_STREAM2 etc.
+ */
+const stm32_dma_stream_t _stm32_dma_streams[STM32_DMA_STREAMS] = {
+ {DMA1_Channel1, &DMA1->IFCR, 0, 0, DMA1_Channel1_IRQn},
+ {DMA1_Channel2, &DMA1->IFCR, 4, 1, DMA1_Channel2_IRQn},
+ {DMA1_Channel3, &DMA1->IFCR, 8, 2, DMA1_Channel3_IRQn},
+ {DMA1_Channel4, &DMA1->IFCR, 12, 3, DMA1_Channel4_IRQn},
+ {DMA1_Channel5, &DMA1->IFCR, 16, 4, DMA1_Channel5_IRQn},
+ {DMA1_Channel6, &DMA1->IFCR, 20, 5, DMA1_Channel6_IRQn},
+ {DMA1_Channel7, &DMA1->IFCR, 24, 6, DMA1_Channel7_IRQn},
+ {DMA2_Channel1, &DMA2->IFCR, 0, 7, DMA2_Channel1_IRQn},
+ {DMA2_Channel2, &DMA2->IFCR, 4, 8, DMA2_Channel2_IRQn},
+ {DMA2_Channel3, &DMA2->IFCR, 8, 9, DMA2_Channel3_IRQn},
+ {DMA2_Channel4, &DMA2->IFCR, 12, 10, DMA2_Channel4_IRQn},
+ {DMA2_Channel5, &DMA2->IFCR, 16, 11, DMA2_Channel5_IRQn},
+};
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/**
+ * @brief DMA ISR redirector type.
+ */
+typedef struct {
+ stm32_dmaisr_t dma_func; /**< @brief DMA callback function. */
+ void *dma_param; /**< @brief DMA callback parameter. */
+} dma_isr_redir_t;
+
+/**
+ * @brief Mask of the allocated streams.
+ */
+static uint32_t dma_streams_mask;
+
+/**
+ * @brief DMA IRQ redirectors.
+ */
+static dma_isr_redir_t dma_isr_redir[STM32_DMA_STREAMS];
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver interrupt handlers. */
+/*===========================================================================*/
+
+/**
+ * @brief DMA1 stream 1 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector6C) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA1->ISR >> 0) & STM32_DMA_ISR_MASK;
+ DMA1->IFCR = flags << 0;
+ if (dma_isr_redir[0].dma_func)
+ dma_isr_redir[0].dma_func(dma_isr_redir[0].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA1 stream 2 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector70) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA1->ISR >> 4) & STM32_DMA_ISR_MASK;
+ DMA1->IFCR = flags << 4;
+ if (dma_isr_redir[1].dma_func)
+ dma_isr_redir[1].dma_func(dma_isr_redir[1].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA1 stream 3 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector74) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA1->ISR >> 8) & STM32_DMA_ISR_MASK;
+ DMA1->IFCR = flags << 8;
+ if (dma_isr_redir[2].dma_func)
+ dma_isr_redir[2].dma_func(dma_isr_redir[2].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA1 stream 4 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector78) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA1->ISR >> 12) & STM32_DMA_ISR_MASK;
+ DMA1->IFCR = flags << 12;
+ if (dma_isr_redir[3].dma_func)
+ dma_isr_redir[3].dma_func(dma_isr_redir[3].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA1 stream 5 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector7C) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA1->ISR >> 16) & STM32_DMA_ISR_MASK;
+ DMA1->IFCR = flags << 16;
+ if (dma_isr_redir[4].dma_func)
+ dma_isr_redir[4].dma_func(dma_isr_redir[4].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA1 stream 6 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector80) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA1->ISR >> 20) & STM32_DMA_ISR_MASK;
+ DMA1->IFCR = flags << 20;
+ if (dma_isr_redir[5].dma_func)
+ dma_isr_redir[5].dma_func(dma_isr_redir[5].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA1 stream 7 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector84) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA1->ISR >> 24) & STM32_DMA_ISR_MASK;
+ DMA1->IFCR = flags << 24;
+ if (dma_isr_redir[6].dma_func)
+ dma_isr_redir[6].dma_func(dma_isr_redir[6].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA2 stream 1 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector120) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA2->ISR >> 0) & STM32_DMA_ISR_MASK;
+ DMA2->IFCR = flags << 0;
+ if (dma_isr_redir[7].dma_func)
+ dma_isr_redir[7].dma_func(dma_isr_redir[7].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA2 stream 2 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector124) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA2->ISR >> 4) & STM32_DMA_ISR_MASK;
+ DMA2->IFCR = flags << 4;
+ if (dma_isr_redir[8].dma_func)
+ dma_isr_redir[8].dma_func(dma_isr_redir[8].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA2 stream 3 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector128) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA2->ISR >> 8) & STM32_DMA_ISR_MASK;
+ DMA2->IFCR = flags << 8;
+ if (dma_isr_redir[9].dma_func)
+ dma_isr_redir[9].dma_func(dma_isr_redir[9].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA2 stream 4 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector12C) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA2->ISR >> 12) & STM32_DMA_ISR_MASK;
+ DMA2->IFCR = flags << 12;
+ if (dma_isr_redir[10].dma_func)
+ dma_isr_redir[10].dma_func(dma_isr_redir[10].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/**
+ * @brief DMA2 stream 5 shared interrupt handler.
+ *
+ * @isr
+ */
+OSAL_IRQ_HANDLER(Vector130) {
+ uint32_t flags;
+
+ OSAL_IRQ_PROLOGUE();
+
+ flags = (DMA2->ISR >> 16) & STM32_DMA_ISR_MASK;
+ DMA2->IFCR = flags << 16;
+ if (dma_isr_redir[11].dma_func)
+ dma_isr_redir[11].dma_func(dma_isr_redir[11].dma_param, flags);
+
+ OSAL_IRQ_EPILOGUE();
+}
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief STM32 DMA helper initialization.
+ *
+ * @init
+ */
+void dmaInit(void) {
+ int i;
+
+ dma_streams_mask = 0;
+ for (i = 0; i < STM32_DMA_STREAMS; i++) {
+ _stm32_dma_streams[i].channel->CCR = 0;
+ dma_isr_redir[i].dma_func = NULL;
+ }
+ DMA1->IFCR = 0xFFFFFFFF;
+#if STM32_HAS_DMA2
+ DMA2->IFCR = 0xFFFFFFFF;
+#endif
+}
+
+/**
+ * @brief Allocates a DMA stream.
+ * @details The stream is allocated and, if required, the DMA clock enabled.
+ * The function also enables the IRQ vector associated to the stream
+ * and initializes its priority.
+ * @pre The stream must not be already in use or an error is returned.
+ * @post The stream is allocated and the default ISR handler redirected
+ * to the specified function.
+ * @post The stream ISR vector is enabled and its priority configured.
+ * @post The stream must be freed using @p dmaStreamRelease() before it can
+ * be reused with another peripheral.
+ * @post The stream is in its post-reset state.
+ * @note This function can be invoked in both ISR or thread context.
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ * @param[in] priority IRQ priority mask for the DMA stream
+ * @param[in] func handling function pointer, can be @p NULL
+ * @param[in] param a parameter to be passed to the handling function
+ * @return The operation status.
+ * @retval FALSE no error, stream taken.
+ * @retval TRUE error, stream already taken.
+ *
+ * @special
+ */
+bool dmaStreamAllocate(const stm32_dma_stream_t *dmastp,
+ uint32_t priority,
+ stm32_dmaisr_t func,
+ void *param) {
+
+ osalDbgCheck(dmastp != NULL);
+
+ /* Checks if the stream is already taken.*/
+ if ((dma_streams_mask & (1 << dmastp->selfindex)) != 0)
+ return TRUE;
+
+ /* Marks the stream as allocated.*/
+ dma_isr_redir[dmastp->selfindex].dma_func = func;
+ dma_isr_redir[dmastp->selfindex].dma_param = param;
+ dma_streams_mask |= (1 << dmastp->selfindex);
+
+ /* Enabling DMA clocks required by the current streams set.*/
+ if ((dma_streams_mask & STM32_DMA1_STREAMS_MASK) != 0)
+ rccEnableDMA1(FALSE);
+#if STM32_HAS_DMA2
+ if ((dma_streams_mask & STM32_DMA2_STREAMS_MASK) != 0)
+ rccEnableDMA2(FALSE);
+#endif
+
+ /* Putting the stream in a safe state.*/
+ dmaStreamDisable(dmastp);
+ dmastp->channel->CCR = STM32_DMA_CCR_RESET_VALUE;
+
+ /* Enables the associated IRQ vector if a callback is defined.*/
+ if (func != NULL)
+ nvicEnableVector(dmastp->vector, priority);
+
+ return FALSE;
+}
+
+/**
+ * @brief Releases a DMA stream.
+ * @details The stream is freed and, if required, the DMA clock disabled.
+ * Trying to release a unallocated stream is an illegal operation
+ * and is trapped if assertions are enabled.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post The stream is again available.
+ * @note This function can be invoked in both ISR or thread context.
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ *
+ * @special
+ */
+void dmaStreamRelease(const stm32_dma_stream_t *dmastp) {
+
+ osalDbgCheck(dmastp != NULL);
+
+ /* Check if the streams is not taken.*/
+ osalDbgAssert((dma_streams_mask & (1 << dmastp->selfindex)) != 0,
+ "not allocated");
+
+ /* Disables the associated IRQ vector.*/
+ nvicDisableVector(dmastp->vector);
+
+ /* Marks the stream as not allocated.*/
+ dma_streams_mask &= ~(1 << dmastp->selfindex);
+
+ /* Shutting down clocks that are no more required, if any.*/
+ if ((dma_streams_mask & STM32_DMA1_STREAMS_MASK) == 0)
+ rccDisableDMA1(FALSE);
+#if STM32_HAS_DMA2
+ if ((dma_streams_mask & STM32_DMA2_STREAMS_MASK) == 0)
+ rccDisableDMA2(FALSE);
+#endif
+}
+
+#endif /* STM32_DMA_REQUIRED */
+
+/** @} */
diff --git a/os/hal/ports/STM32/STM32F3xx/stm32_dma.h b/os/hal/ports/STM32/STM32F3xx/stm32_dma.h new file mode 100644 index 000000000..afb167615 --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/stm32_dma.h @@ -0,0 +1,406 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/stm32_dma.h
+ * @brief DMA helper driver header.
+ * @note This file requires definitions from the ST header file stm32f30x.h.
+ * @note This driver uses the new naming convention used for the STM32F2xx
+ * so the "DMA channels" are referred as "DMA streams".
+ *
+ * @addtogroup STM32F3xx_DMA
+ * @{
+ */
+
+#ifndef _STM32_DMA_H_
+#define _STM32_DMA_H_
+
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+/**
+ * @brief Total number of DMA streams.
+ * @note This is the total number of streams among all the DMA units.
+ */
+#if STM32_HAS_DMA2 || defined(__DOXYGEN__)
+#define STM32_DMA_STREAMS 12
+#else
+#define STM32_DMA_STREAMS 7
+#endif
+
+/**
+ * @brief Mask of the ISR bits passed to the DMA callback functions.
+ */
+#define STM32_DMA_ISR_MASK 0x0F
+
+/**
+ * @brief Returns the channel associated to the specified stream.
+ *
+ * @param[in] n the stream number (0...STM32_DMA_STREAMS-1)
+ * @param[in] c a stream/channel association word, one channel per
+ * nibble, not associated channels must be set to 0xF
+ * @return Always zero, in this platform there is no dynamic
+ * association between streams and channels.
+ */
+#define STM32_DMA_GETCHANNEL(n, c) 0
+
+/**
+ * @brief Checks if a DMA priority is within the valid range.
+ * @param[in] prio DMA priority
+ *
+ * @retval The check result.
+ * @retval FALSE invalid DMA priority.
+ * @retval TRUE correct DMA priority.
+ */
+#define STM32_DMA_IS_VALID_PRIORITY(prio) (((prio) >= 0) && ((prio) <= 3))
+
+/**
+ * @brief Returns an unique numeric identifier for a DMA stream.
+ *
+ * @param[in] dma the DMA unit number
+ * @param[in] stream the stream number
+ * @return An unique numeric stream identifier.
+ */
+#define STM32_DMA_STREAM_ID(dma, stream) ((((dma) - 1) * 7) + ((stream) - 1))
+
+/**
+ * @brief Returns a DMA stream identifier mask.
+ *
+ *
+ * @param[in] dma the DMA unit number
+ * @param[in] stream the stream number
+ * @return A DMA stream identifier mask.
+ */
+#define STM32_DMA_STREAM_ID_MSK(dma, stream) \
+ (1 << STM32_DMA_STREAM_ID(dma, stream))
+
+/**
+ * @brief Checks if a DMA stream unique identifier belongs to a mask.
+ * @param[in] id the stream numeric identifier
+ * @param[in] mask the stream numeric identifiers mask
+ *
+ * @retval The check result.
+ * @retval FALSE id does not belong to the mask.
+ * @retval TRUE id belongs to the mask.
+ */
+#define STM32_DMA_IS_VALID_ID(id, mask) (((1 << (id)) & (mask)))
+
+/**
+ * @name DMA streams identifiers
+ * @{
+ */
+/**
+ * @brief Returns a pointer to a stm32_dma_stream_t structure.
+ *
+ * @param[in] id the stream numeric identifier
+ * @return A pointer to the stm32_dma_stream_t constant structure
+ * associated to the DMA stream.
+ */
+#define STM32_DMA_STREAM(id) (&_stm32_dma_streams[id])
+
+#define STM32_DMA1_STREAM1 STM32_DMA_STREAM(0)
+#define STM32_DMA1_STREAM2 STM32_DMA_STREAM(1)
+#define STM32_DMA1_STREAM3 STM32_DMA_STREAM(2)
+#define STM32_DMA1_STREAM4 STM32_DMA_STREAM(3)
+#define STM32_DMA1_STREAM5 STM32_DMA_STREAM(4)
+#define STM32_DMA1_STREAM6 STM32_DMA_STREAM(5)
+#define STM32_DMA1_STREAM7 STM32_DMA_STREAM(6)
+#define STM32_DMA2_STREAM1 STM32_DMA_STREAM(7)
+#define STM32_DMA2_STREAM2 STM32_DMA_STREAM(8)
+#define STM32_DMA2_STREAM3 STM32_DMA_STREAM(9)
+#define STM32_DMA2_STREAM4 STM32_DMA_STREAM(10)
+#define STM32_DMA2_STREAM5 STM32_DMA_STREAM(11)
+/** @} */
+
+/**
+ * @name CR register constants common to all DMA types
+ * @{
+ */
+#define STM32_DMA_CR_EN DMA_CCR_EN
+#define STM32_DMA_CR_TEIE DMA_CCR_TEIE
+#define STM32_DMA_CR_HTIE DMA_CCR_HTIE
+#define STM32_DMA_CR_TCIE DMA_CCR_TCIE
+#define STM32_DMA_CR_DIR_MASK (DMA_CCR_DIR | DMA_CCR_MEM2MEM)
+#define STM32_DMA_CR_DIR_P2M 0
+#define STM32_DMA_CR_DIR_M2P DMA_CCR_DIR
+#define STM32_DMA_CR_DIR_M2M DMA_CCR_MEM2MEM
+#define STM32_DMA_CR_CIRC DMA_CCR_CIRC
+#define STM32_DMA_CR_PINC DMA_CCR_PINC
+#define STM32_DMA_CR_MINC DMA_CCR_MINC
+#define STM32_DMA_CR_PSIZE_MASK DMA_CCR_PSIZE
+#define STM32_DMA_CR_PSIZE_BYTE 0
+#define STM32_DMA_CR_PSIZE_HWORD DMA_CCR_PSIZE_0
+#define STM32_DMA_CR_PSIZE_WORD DMA_CCR_PSIZE_1
+#define STM32_DMA_CR_MSIZE_MASK DMA_CCR_MSIZE
+#define STM32_DMA_CR_MSIZE_BYTE 0
+#define STM32_DMA_CR_MSIZE_HWORD DMA_CCR_MSIZE_0
+#define STM32_DMA_CR_MSIZE_WORD DMA_CCR_MSIZE_1
+#define STM32_DMA_CR_SIZE_MASK (STM32_DMA_CR_PSIZE_MASK | \
+ STM32_DMA_CR_MSIZE_MASK)
+#define STM32_DMA_CR_PL_MASK DMA_CCR_PL
+#define STM32_DMA_CR_PL(n) ((n) << 12)
+/** @} */
+
+/**
+ * @name CR register constants only found in enhanced DMA
+ * @{
+ */
+#define STM32_DMA_CR_DMEIE 0 /**< @brief Ignored by normal DMA. */
+#define STM32_DMA_CR_CHSEL_MASK 0 /**< @brief Ignored by normal DMA. */
+#define STM32_DMA_CR_CHSEL(n) 0 /**< @brief Ignored by normal DMA. */
+/** @} */
+
+/**
+ * @name Status flags passed to the ISR callbacks
+ * @{
+ */
+#define STM32_DMA_ISR_FEIF 0
+#define STM32_DMA_ISR_DMEIF 0
+#define STM32_DMA_ISR_TEIF DMA_ISR_TEIF1
+#define STM32_DMA_ISR_HTIF DMA_ISR_HTIF1
+#define STM32_DMA_ISR_TCIF DMA_ISR_TCIF1
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/**
+ * @brief STM32 DMA stream descriptor structure.
+ */
+typedef struct {
+ DMA_Channel_TypeDef *channel; /**< @brief Associated DMA channel. */
+ volatile uint32_t *ifcr; /**< @brief Associated IFCR reg. */
+ uint8_t ishift; /**< @brief Bits offset in xIFCR
+ register. */
+ uint8_t selfindex; /**< @brief Index to self in array. */
+ uint8_t vector; /**< @brief Associated IRQ vector. */
+} stm32_dma_stream_t;
+
+/**
+ * @brief STM32 DMA ISR function type.
+ *
+ * @param[in] p parameter for the registered function
+ * @param[in] flags pre-shifted content of the ISR register, the bits
+ * are aligned to bit zero
+ */
+typedef void (*stm32_dmaisr_t)(void *p, uint32_t flags);
+
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/**
+ * @name Macro Functions
+ * @{
+ */
+/**
+ * @brief Associates a peripheral data register to a DMA stream.
+ * @note This function can be invoked in both ISR or thread context.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post After use the stream can be released using @p dmaStreamRelease().
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ * @param[in] addr value to be written in the CPAR register
+ *
+ * @special
+ */
+#define dmaStreamSetPeripheral(dmastp, addr) { \
+ (dmastp)->channel->CPAR = (uint32_t)(addr); \
+}
+
+/**
+ * @brief Associates a memory destination to a DMA stream.
+ * @note This function can be invoked in both ISR or thread context.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post After use the stream can be released using @p dmaStreamRelease().
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ * @param[in] addr value to be written in the CMAR register
+ *
+ * @special
+ */
+#define dmaStreamSetMemory0(dmastp, addr) { \
+ (dmastp)->channel->CMAR = (uint32_t)(addr); \
+}
+
+/**
+ * @brief Sets the number of transfers to be performed.
+ * @note This function can be invoked in both ISR or thread context.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post After use the stream can be released using @p dmaStreamRelease().
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ * @param[in] size value to be written in the CNDTR register
+ *
+ * @special
+ */
+#define dmaStreamSetTransactionSize(dmastp, size) { \
+ (dmastp)->channel->CNDTR = (uint32_t)(size); \
+}
+
+/**
+ * @brief Returns the number of transfers to be performed.
+ * @note This function can be invoked in both ISR or thread context.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post After use the stream can be released using @p dmaStreamRelease().
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ * @return The number of transfers to be performed.
+ *
+ * @special
+ */
+#define dmaStreamGetTransactionSize(dmastp) ((size_t)((dmastp)->channel->CNDTR))
+
+/**
+ * @brief Programs the stream mode settings.
+ * @note This function can be invoked in both ISR or thread context.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post After use the stream can be released using @p dmaStreamRelease().
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ * @param[in] mode value to be written in the CCR register
+ *
+ * @special
+ */
+#define dmaStreamSetMode(dmastp, mode) { \
+ (dmastp)->channel->CCR = (uint32_t)(mode); \
+}
+
+/**
+ * @brief DMA stream enable.
+ * @note This function can be invoked in both ISR or thread context.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post After use the stream can be released using @p dmaStreamRelease().
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ *
+ * @special
+ */
+#define dmaStreamEnable(dmastp) { \
+ (dmastp)->channel->CCR |= STM32_DMA_CR_EN; \
+}
+
+/**
+ * @brief DMA stream disable.
+ * @details The function disables the specified stream and then clears any
+ * pending interrupt.
+ * @note This function can be invoked in both ISR or thread context.
+ * @note Interrupts enabling flags are set to zero after this call, see
+ * bug 3607518.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post After use the stream can be released using @p dmaStreamRelease().
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ *
+ * @special
+ */
+#define dmaStreamDisable(dmastp) { \
+ (dmastp)->channel->CCR &= ~(STM32_DMA_CR_TCIE | STM32_DMA_CR_HTIE | \
+ STM32_DMA_CR_TEIE | STM32_DMA_CR_EN); \
+ dmaStreamClearInterrupt(dmastp); \
+}
+
+/**
+ * @brief DMA stream interrupt sources clear.
+ * @note This function can be invoked in both ISR or thread context.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post After use the stream can be released using @p dmaStreamRelease().
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ *
+ * @special
+ */
+#define dmaStreamClearInterrupt(dmastp) { \
+ *(dmastp)->ifcr = STM32_DMA_ISR_MASK << (dmastp)->ishift; \
+}
+
+/**
+ * @brief Starts a memory to memory operation using the specified stream.
+ * @note The default transfer data mode is "byte to byte" but it can be
+ * changed by specifying extra options in the @p mode parameter.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post After use the stream can be released using @p dmaStreamRelease().
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ * @param[in] mode value to be written in the CCR register, this value
+ * is implicitly ORed with:
+ * - @p STM32_DMA_CR_MINC
+ * - @p STM32_DMA_CR_PINC
+ * - @p STM32_DMA_CR_DIR_M2M
+ * - @p STM32_DMA_CR_EN
+ * .
+ * @param[in] src source address
+ * @param[in] dst destination address
+ * @param[in] n number of data units to copy
+ */
+#define dmaStartMemCopy(dmastp, mode, src, dst, n) { \
+ dmaStreamSetPeripheral(dmastp, src); \
+ dmaStreamSetMemory0(dmastp, dst); \
+ dmaStreamSetTransactionSize(dmastp, n); \
+ dmaStreamSetMode(dmastp, (mode) | \
+ STM32_DMA_CR_MINC | STM32_DMA_CR_PINC | \
+ STM32_DMA_CR_DIR_M2M | STM32_DMA_CR_EN); \
+}
+
+/**
+ * @brief Polled wait for DMA transfer end.
+ * @pre The stream must have been allocated using @p dmaStreamAllocate().
+ * @post After use the stream can be released using @p dmaStreamRelease().
+ *
+ * @param[in] dmastp pointer to a stm32_dma_stream_t structure
+ */
+#define dmaWaitCompletion(dmastp) { \
+ while ((dmastp)->channel->CNDTR > 0) \
+ ; \
+ dmaStreamDisable(dmastp); \
+}
+
+/** @} */
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#if !defined(__DOXYGEN__)
+extern const stm32_dma_stream_t _stm32_dma_streams[STM32_DMA_STREAMS];
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+ void dmaInit(void);
+ bool dmaStreamAllocate(const stm32_dma_stream_t *dmastp,
+ uint32_t priority,
+ stm32_dmaisr_t func,
+ void *param);
+ void dmaStreamRelease(const stm32_dma_stream_t *dmastp);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _STM32_DMA_H_ */
+
+/** @} */
diff --git a/os/hal/ports/STM32/STM32F3xx/stm32_isr.h b/os/hal/ports/STM32/STM32F3xx/stm32_isr.h new file mode 100644 index 000000000..410c2d793 --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/stm32_isr.h @@ -0,0 +1,132 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/stm32_isr.h
+ * @brief ISR remapper driver header.
+ *
+ * @addtogroup STM32F3xx_ISR
+ * @{
+ */
+
+#ifndef _STM32_ISR_H_
+#define _STM32_ISR_H_
+
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+/**
+ * @name ISR names and numbers remapping
+ * @{
+ */
+/*
+ * CAN units.
+ */
+#define STM32_CAN1_TX_HANDLER Vector8C
+#define STM32_CAN1_RX0_HANDLER Vector90
+#define STM32_CAN1_RX1_HANDLER Vector94
+#define STM32_CAN1_SCE_HANDLER Vector98
+
+#define STM32_CAN1_TX_NUMBER 19
+#define STM32_CAN1_RX0_NUMBER 20
+#define STM32_CAN1_RX1_NUMBER 21
+#define STM32_CAN1_SCE_NUMBER 22
+
+/*
+ * I2C units.
+ */
+#define STM32_I2C1_EVENT_HANDLER VectorBC
+#define STM32_I2C1_ERROR_HANDLER VectorC0
+#define STM32_I2C1_EVENT_NUMBER 31
+#define STM32_I2C1_ERROR_NUMBER 32
+
+#define STM32_I2C2_EVENT_HANDLER VectorC4
+#define STM32_I2C2_ERROR_HANDLER VectorC8
+#define STM32_I2C2_EVENT_NUMBER 33
+#define STM32_I2C2_ERROR_NUMBER 34
+
+/*
+ * TIM units.
+ */
+#define STM32_TIM1_UP_HANDLER VectorA4
+#define STM32_TIM1_CC_HANDLER VectorAC
+#define STM32_TIM2_HANDLER VectorB0
+#define STM32_TIM3_HANDLER VectorB4
+#define STM32_TIM4_HANDLER VectorB8
+#define STM32_TIM6_HANDLER Vector118
+#define STM32_TIM7_HANDLER Vector11C
+#define STM32_TIM8_UP_HANDLER VectorF0
+#define STM32_TIM8_CC_HANDLER VectorF8
+
+#define STM32_TIM1_UP_NUMBER 25
+#define STM32_TIM1_CC_NUMBER 27
+#define STM32_TIM2_NUMBER 28
+#define STM32_TIM3_NUMBER 29
+#define STM32_TIM4_NUMBER 30
+#define STM32_TIM6_NUMBER 54
+#define STM32_TIM7_NUMBER 55
+#define STM32_TIM8_UP_NUMBER 44
+#define STM32_TIM8_CC_NUMBER 46
+
+/*
+ * USART units.
+ */
+#define STM32_USART1_HANDLER VectorD4
+#define STM32_USART2_HANDLER VectorD8
+#define STM32_USART3_HANDLER VectorDC
+#define STM32_UART4_HANDLER Vector110
+#define STM32_UART5_HANDLER Vector114
+
+#define STM32_USART1_NUMBER 37
+#define STM32_USART2_NUMBER 38
+#define STM32_USART3_NUMBER 39
+#define STM32_UART4_NUMBER 52
+#define STM32_UART5_NUMBER 53
+
+/*
+ * USB units.
+ */
+#define STM32_USB1_HP_HANDLER Vector168
+#define STM32_USB1_LP_HANDLER Vector16C
+
+#define STM32_USB1_HP_NUMBER 74
+#define STM32_USB1_LP_NUMBER 75
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#endif /* _STM32_ISR_H_ */
+
+/** @} */
diff --git a/os/hal/ports/STM32/STM32F3xx/stm32_rcc.h b/os/hal/ports/STM32/STM32F3xx/stm32_rcc.h new file mode 100644 index 000000000..208c2e6c8 --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/stm32_rcc.h @@ -0,0 +1,835 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/stm32_rcc.h
+ * @brief RCC helper driver header.
+ * @note This file requires definitions from the ST header file
+ * @p stm32f30x.h.
+ *
+ * @addtogroup STM32F3xx_RCC
+ * @{
+ */
+
+#ifndef _STM32_RCC_
+#define _STM32_RCC_
+
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/**
+ * @name Generic RCC operations
+ * @{
+ */
+/**
+ * @brief Enables the clock of one or more peripheral on the APB1 bus.
+ *
+ * @param[in] mask APB1 peripherals mask
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableAPB1(mask, lp) { \
+ RCC->APB1ENR |= (mask); \
+}
+
+/**
+ * @brief Disables the clock of one or more peripheral on the APB1 bus.
+ *
+ * @param[in] mask APB1 peripherals mask
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableAPB1(mask, lp) { \
+ RCC->APB1ENR &= ~(mask); \
+}
+
+/**
+ * @brief Resets one or more peripheral on the APB1 bus.
+ *
+ * @param[in] mask APB1 peripherals mask
+ *
+ * @api
+ */
+#define rccResetAPB1(mask) { \
+ RCC->APB1RSTR |= (mask); \
+ RCC->APB1RSTR = 0; \
+}
+
+/**
+ * @brief Enables the clock of one or more peripheral on the APB2 bus.
+ *
+ * @param[in] mask APB2 peripherals mask
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableAPB2(mask, lp) { \
+ RCC->APB2ENR |= (mask); \
+}
+
+/**
+ * @brief Disables the clock of one or more peripheral on the APB2 bus.
+ *
+ * @param[in] mask APB2 peripherals mask
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableAPB2(mask, lp) { \
+ RCC->APB2ENR &= ~(mask); \
+}
+
+/**
+ * @brief Resets one or more peripheral on the APB2 bus.
+ *
+ * @param[in] mask APB2 peripherals mask
+ *
+ * @api
+ */
+#define rccResetAPB2(mask) { \
+ RCC->APB2RSTR |= (mask); \
+ RCC->APB2RSTR = 0; \
+}
+
+/**
+ * @brief Enables the clock of one or more peripheral on the AHB bus.
+ *
+ * @param[in] mask AHB peripherals mask
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableAHB(mask, lp) { \
+ RCC->AHBENR |= (mask); \
+}
+
+/**
+ * @brief Disables the clock of one or more peripheral on the AHB bus.
+ *
+ * @param[in] mask AHB peripherals mask
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableAHB(mask, lp) { \
+ RCC->AHBENR &= ~(mask); \
+}
+
+/**
+ * @brief Resets one or more peripheral on the AHB bus.
+ *
+ * @param[in] mask AHB peripherals mask
+ *
+ * @api
+ */
+#define rccResetAHB(mask) { \
+ RCC->AHBRSTR |= (mask); \
+ RCC->AHBRSTR = 0; \
+}
+/** @} */
+
+/**
+ * @name ADC peripherals specific RCC operations
+ * @{
+ */
+/**
+ * @brief Enables the ADC1/ADC2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableADC12(lp) rccEnableAHB(RCC_AHBENR_ADC12EN, lp)
+
+/**
+ * @brief Disables the ADC1/ADC2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableADC12(lp) rccDisableAHB(RCC_AHBENR_ADC12EN, lp)
+
+/**
+ * @brief Resets the ADC1/ADC2 peripheral.
+ *
+ * @api
+ */
+#define rccResetADC12() rccResetAHB(RCC_AHBRSTR_ADC12RST)
+
+/**
+ * @brief Enables the ADC3/ADC4 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableADC34(lp) rccEnableAHB(RCC_AHBENR_ADC34EN, lp)
+
+/**
+ * @brief Disables the ADC3/ADC4 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableADC34(lp) rccDisableAHB(RCC_AHBENR_ADC34EN, lp)
+
+/**
+ * @brief Resets the ADC3/ADC4 peripheral.
+ *
+ * @api
+ */
+#define rccResetADC34() rccResetAHB(RCC_AHBRSTR_ADC34RST)
+/** @} */
+
+/**
+ * @name CAN peripherals specific RCC operations
+ * @{
+ */
+/**
+ * @brief Enables the CAN1 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableCAN1(lp) rccEnableAPB1(RCC_APB1ENR_CANEN, lp)
+
+/**
+ * @brief Disables the CAN1 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableCAN1(lp) rccDisableAPB1(RCC_APB1ENR_CANEN, lp)
+
+/**
+ * @brief Resets the CAN1 peripheral.
+ *
+ * @api
+ */
+#define rccResetCAN1() rccResetAPB1(RCC_APB1RSTR_CANRST)
+/** @} */
+
+/**
+ * @name DMA peripheral specific RCC operations
+ * @{
+ */
+/**
+ * @brief Enables the DMA1 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableDMA1(lp) rccEnableAHB(RCC_AHBENR_DMA1EN, lp)
+
+/**
+ * @brief Disables the DMA1 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableDMA1(lp) rccDisableAHB(RCC_AHBENR_DMA1EN, lp)
+
+/**
+ * @brief Resets the DMA1 peripheral.
+ *
+ * @api
+ */
+#define rccResetDMA1() rccResetAHB(RCC_AHBRSTR_DMA1RST)
+
+/**
+ * @brief Enables the DMA2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableDMA2(lp) rccEnableAHB(RCC_AHBENR_DMA2EN, lp)
+
+/**
+ * @brief Disables the DMA2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableDMA2(lp) rccDisableAHB(RCC_AHBENR_DMA2EN, lp)
+
+/**
+ * @brief Resets the DMA2 peripheral.
+ *
+ * @api
+ */
+#define rccResetDMA2() rccResetAHB(RCC_AHBRSTR_DMA2RST)
+/** @} */
+
+/**
+ * @name PWR interface specific RCC operations
+ * @{
+ */
+/**
+ * @brief Enables the PWR interface clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnablePWRInterface(lp) rccEnableAPB1(RCC_APB1ENR_PWREN, lp)
+
+/**
+ * @brief Disables PWR interface clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisablePWRInterface(lp) rccDisableAPB1(RCC_APB1ENR_PWREN, lp)
+
+/**
+ * @brief Resets the PWR interface.
+ *
+ * @api
+ */
+#define rccResetPWRInterface() rccResetAPB1(RCC_APB1RSTR_PWRRST)
+/** @} */
+
+/**
+ * @name I2C peripherals specific RCC operations
+ * @{
+ */
+/**
+ * @brief Enables the I2C1 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableI2C1(lp) rccEnableAPB1(RCC_APB1ENR_I2C1EN, lp)
+
+/**
+ * @brief Disables the I2C1 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableI2C1(lp) rccDisableAPB1(RCC_APB1ENR_I2C1EN, lp)
+
+/**
+ * @brief Resets the I2C1 peripheral.
+ *
+ * @api
+ */
+#define rccResetI2C1() rccResetAPB1(RCC_APB1RSTR_I2C1RST)
+
+/**
+ * @brief Enables the I2C2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableI2C2(lp) rccEnableAPB1(RCC_APB1ENR_I2C2EN, lp)
+
+/**
+ * @brief Disables the I2C2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableI2C2(lp) rccDisableAPB1(RCC_APB1ENR_I2C2EN, lp)
+
+/**
+ * @brief Resets the I2C2 peripheral.
+ *
+ * @api
+ */
+#define rccResetI2C2() rccResetAPB1(RCC_APB1RSTR_I2C2RST)
+/** @} */
+
+/**
+ * @name SPI peripherals specific RCC operations
+ * @{
+ */
+/**
+ * @brief Enables the SPI1 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableSPI1(lp) rccEnableAPB2(RCC_APB2ENR_SPI1EN, lp)
+
+/**
+ * @brief Disables the SPI1 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableSPI1(lp) rccDisableAPB2(RCC_APB2ENR_SPI1EN, lp)
+
+/**
+ * @brief Resets the SPI1 peripheral.
+ *
+ * @api
+ */
+#define rccResetSPI1() rccResetAPB2(RCC_APB2RSTR_SPI1RST)
+
+/**
+ * @brief Enables the SPI2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableSPI2(lp) rccEnableAPB1(RCC_APB1ENR_SPI2EN, lp)
+
+/**
+ * @brief Disables the SPI2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableSPI2(lp) rccDisableAPB1(RCC_APB1ENR_SPI2EN, lp)
+
+/**
+ * @brief Resets the SPI2 peripheral.
+ *
+ * @api
+ */
+#define rccResetSPI2() rccResetAPB1(RCC_APB1RSTR_SPI2RST)
+
+/**
+ * @brief Enables the SPI3 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableSPI3(lp) rccEnableAPB1(RCC_APB1ENR_SPI3EN, lp)
+
+/**
+ * @brief Disables the SPI3 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableSPI3(lp) rccDisableAPB1(RCC_APB1ENR_SPI3EN, lp)
+
+/**
+ * @brief Resets the SPI3 peripheral.
+ *
+ * @api
+ */
+#define rccResetSPI3() rccResetAPB1(RCC_APB1RSTR_SPI3RST)
+/** @} */
+
+/**
+ * @name TIM peripherals specific RCC operations
+ * @{
+ */
+/**
+ * @brief Enables the TIM1 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableTIM1(lp) rccEnableAPB2(RCC_APB2ENR_TIM1EN, lp)
+
+/**
+ * @brief Disables the TIM1 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableTIM1(lp) rccDisableAPB2(RCC_APB2ENR_TIM1EN, lp)
+
+/**
+ * @brief Resets the TIM1 peripheral.
+ *
+ * @api
+ */
+#define rccResetTIM1() rccResetAPB2(RCC_APB2RSTR_TIM1RST)
+
+/**
+ * @brief Enables the TIM2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableTIM2(lp) rccEnableAPB1(RCC_APB1ENR_TIM2EN, lp)
+
+/**
+ * @brief Disables the TIM2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableTIM2(lp) rccDisableAPB1(RCC_APB1ENR_TIM2EN, lp)
+
+/**
+ * @brief Resets the TIM2 peripheral.
+ *
+ * @api
+ */
+#define rccResetTIM2() rccResetAPB1(RCC_APB1RSTR_TIM2RST)
+
+/**
+ * @brief Enables the TIM3 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableTIM3(lp) rccEnableAPB1(RCC_APB1ENR_TIM3EN, lp)
+
+/**
+ * @brief Disables the TIM3 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableTIM3(lp) rccDisableAPB1(RCC_APB1ENR_TIM3EN, lp)
+
+/**
+ * @brief Resets the TIM3 peripheral.
+ *
+ * @api
+ */
+#define rccResetTIM3() rccResetAPB1(RCC_APB1RSTR_TIM3RST)
+
+/**
+ * @brief Enables the TIM4 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableTIM4(lp) rccEnableAPB1(RCC_APB1ENR_TIM4EN, lp)
+
+/**
+ * @brief Disables the TIM4 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableTIM4(lp) rccDisableAPB1(RCC_APB1ENR_TIM4EN, lp)
+
+/**
+ * @brief Resets the TIM4 peripheral.
+ *
+ * @api
+ */
+#define rccResetTIM4() rccResetAPB1(RCC_APB1RSTR_TIM4RST)
+
+/**
+ * @brief Enables the TIM6 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableTIM6(lp) rccEnableAPB1(RCC_APB1ENR_TIM6EN, lp)
+
+/**
+ * @brief Disables the TIM6 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableTIM6(lp) rccDisableAPB1(RCC_APB1ENR_TIM6EN, lp)
+
+/**
+ * @brief Resets the TIM6 peripheral.
+ *
+ * @api
+ */
+#define rccResetTIM6() rccResetAPB1(RCC_APB1RSTR_TIM6RST)
+
+/**
+ * @brief Enables the TIM7 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableTIM7(lp) rccEnableAPB1(RCC_APB1ENR_TIM7EN, lp)
+
+/**
+ * @brief Disables the TIM7 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableTIM7(lp) rccDisableAPB1(RCC_APB1ENR_TIM7EN, lp)
+
+/**
+ * @brief Resets the TIM7 peripheral.
+ *
+ * @api
+ */
+#define rccResetTIM7() rccResetAPB1(RCC_APB1RSTR_TIM7RST)
+
+/**
+ * @brief Enables the TIM8 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableTIM8(lp) rccEnableAPB2(RCC_APB2ENR_TIM8EN, lp)
+
+/**
+ * @brief Disables the TIM8 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableTIM8(lp) rccDisableAPB2(RCC_APB2ENR_TIM8EN, lp)
+
+/**
+ * @brief Resets the TIM8 peripheral.
+ *
+ * @api
+ */
+#define rccResetTIM8() rccResetAPB2(RCC_APB2RSTR_TIM8RST)
+/** @} */
+
+/**
+ * @name USART/UART peripherals specific RCC operations
+ * @{
+ */
+/**
+ * @brief Enables the USART1 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableUSART1(lp) rccEnableAPB2(RCC_APB2ENR_USART1EN, lp)
+
+/**
+ * @brief Disables the USART1 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableUSART1(lp) rccDisableAPB2(RCC_APB2ENR_USART1EN, lp)
+
+/**
+ * @brief Resets the USART1 peripheral.
+ *
+ * @api
+ */
+#define rccResetUSART1() rccResetAPB2(RCC_APB2RSTR_USART1RST)
+
+/**
+ * @brief Enables the USART2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableUSART2(lp) rccEnableAPB1(RCC_APB1ENR_USART2EN, lp)
+
+/**
+ * @brief Disables the USART2 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableUSART2(lp) rccDisableAPB1(RCC_APB1ENR_USART2EN, lp)
+
+/**
+ * @brief Resets the USART2 peripheral.
+ *
+ * @api
+ */
+#define rccResetUSART2() rccResetAPB1(RCC_APB1RSTR_USART2RST)
+
+/**
+ * @brief Enables the USART3 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableUSART3(lp) rccEnableAPB1(RCC_APB1ENR_USART3EN, lp)
+
+/**
+ * @brief Disables the USART3 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableUSART3(lp) rccDisableAPB1(RCC_APB1ENR_USART3EN, lp)
+
+/**
+ * @brief Resets the USART3 peripheral.
+ *
+ * @api
+ */
+#define rccResetUSART3() rccResetAPB1(RCC_APB1RSTR_USART3RST)
+
+/**
+ * @brief Enables the UART4 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableUART4(lp) rccEnableAPB1(RCC_APB1ENR_UART4EN, lp)
+
+/**
+ * @brief Disables the UART4 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableUART4(lp) rccDisableAPB1(RCC_APB1ENR_UART4EN, lp)
+
+/**
+ * @brief Resets the UART4 peripheral.
+ *
+ * @api
+ */
+#define rccResetUART4() rccResetAPB1(RCC_APB1RSTR_UART4RST)
+
+/**
+ * @brief Enables the UART5 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableUART5(lp) rccEnableAPB1(RCC_APB1ENR_UART5EN, lp)
+
+/**
+ * @brief Disables the UART5 peripheral clock.
+ * @note The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableUART5(lp) rccDisableAPB1(RCC_APB1ENR_UART5EN, lp)
+
+/**
+ * @brief Resets the UART5 peripheral.
+ *
+ * @api
+ */
+#define rccResetUART5() rccResetAPB1(RCC_APB1RSTR_UART5RST)
+/** @} */
+
+/**
+ * @name USB peripheral specific RCC operations
+ * @{
+ */
+/**
+ * @brief Enables the USB peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableUSB(lp) rccEnableAPB1(RCC_APB1ENR_USBEN, lp)
+
+/**
+ * @brief Disables the USB peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccDisableUSB(lp) rccDisableAPB1(RCC_APB1ENR_USBEN, lp)
+
+/**
+ * @brief Resets the USB peripheral.
+ *
+ * @api
+ */
+#define rccResetUSB() rccResetAPB1(RCC_APB1RSTR_USBRST)
+/** @} */
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _STM32_RCC_ */
+
+/** @} */
diff --git a/os/hal/ports/STM32/STM32F3xx/stm32_registry.h b/os/hal/ports/STM32/STM32F3xx/stm32_registry.h new file mode 100644 index 000000000..1a576e5dd --- /dev/null +++ b/os/hal/ports/STM32/STM32F3xx/stm32_registry.h @@ -0,0 +1,1444 @@ +/*
+ ChibiOS/HAL - Copyright (C) 2006-2014 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file STM32F3xx/stm32_registry.h
+ * @brief STM32F3xx capabilities registry.
+ *
+ * @addtogroup HAL
+ * @{
+ */
+
+#ifndef _STM32_REGISTRY_H_
+#define _STM32_REGISTRY_H_
+
+/**
+ * @brief Sub-family identifier.
+ */
+#if !defined(STM32F3XX) || defined(__DOXYGEN__)
+#define STM32F3XX
+#endif
+
+/*===========================================================================*/
+/* Platform capabilities. */
+/*===========================================================================*/
+
+/**
+ * @name STM32F3xx capabilities
+ * @{
+ */
+/*===========================================================================*/
+/* STM32F303xC. */
+/*===========================================================================*/
+#if defined(STM32F303xC) || defined(__DOXYGEN__)
+/* ADC attributes.*/
+#define STM32_HAS_ADC1 TRUE
+#define STM32_HAS_ADC2 TRUE
+#define STM32_HAS_ADC3 TRUE
+#define STM32_HAS_ADC4 TRUE
+
+#define STM32_HAS_SDADC1 FALSE
+#define STM32_HAS_SDADC2 FALSE
+#define STM32_HAS_SDADC3 FALSE
+
+/* CAN attributes.*/
+#define STM32_HAS_CAN1 TRUE
+#define STM32_HAS_CAN2 FALSE
+#define STM32_CAN_MAX_FILTERS 14
+
+/* DAC attributes.*/
+#define STM32_HAS_DAC1 TRUE
+#define STM32_HAS_DAC2 TRUE
+
+/* DMA attributes.*/
+#define STM32_ADVANCED_DMA FALSE
+#define STM32_HAS_DMA1 TRUE
+#define STM32_HAS_DMA2 TRUE
+
+/* ETH attributes.*/
+#define STM32_HAS_ETH FALSE
+
+/* EXTI attributes.*/
+#define STM32_EXTI_NUM_CHANNELS 34
+
+/* GPIO attributes.*/
+#define STM32_HAS_GPIOA TRUE
+#define STM32_HAS_GPIOB TRUE
+#define STM32_HAS_GPIOC TRUE
+#define STM32_HAS_GPIOD TRUE
+#define STM32_HAS_GPIOE TRUE
+#define STM32_HAS_GPIOF TRUE
+#define STM32_HAS_GPIOG FALSE
+#define STM32_HAS_GPIOH FALSE
+#define STM32_HAS_GPIOI FALSE
+#define STM32_GPIO_EN_MASK (RCC_AHBENR_GPIOAEN | \
+ RCC_AHBENR_GPIOBEN | \
+ RCC_AHBENR_GPIOCEN | \
+ RCC_AHBENR_GPIODEN | \
+ RCC_AHBENR_GPIOEEN | \
+ RCC_AHBENR_GPIOFEN)
+/* I2C attributes.*/
+#define STM32_HAS_I2C1 TRUE
+#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+
+#define STM32_HAS_I2C2 TRUE
+#define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_I2C3 FALSE
+
+/* RTC attributes.*/
+#define STM32_HAS_RTC TRUE
+#define STM32_RTC_HAS_SUBSECONDS TRUE
+#define STM32_RTC_HAS_PERIODIC_WAKEUPS TRUE
+#define STM32_RTC_NUM_ALARMS 1
+#define STM32_RTC_HAS_INTERRUPTS FALSE
+
+/* SDIO attributes.*/
+#define STM32_HAS_SDIO FALSE
+
+/* SPI attributes.*/
+#define STM32_HAS_SPI1 TRUE
+#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+
+#define STM32_HAS_SPI2 TRUE
+#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+
+#define STM32_HAS_SPI3 TRUE
+#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 1)
+#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 2)
+
+#define STM32_HAS_SPI4 FALSE
+#define STM32_HAS_SPI5 FALSE
+#define STM32_HAS_SPI6 FALSE
+
+/* TIM attributes.*/
+#define STM32_TIM_MAX_CHANNELS 6
+
+#define STM32_HAS_TIM1 TRUE
+#define STM32_TIM1_IS_32BITS FALSE
+#define STM32_TIM1_CHANNELS 6
+
+#define STM32_HAS_TIM2 TRUE
+#define STM32_TIM2_IS_32BITS TRUE
+#define STM32_TIM2_CHANNELS 4
+
+#define STM32_HAS_TIM3 TRUE
+#define STM32_TIM3_IS_32BITS FALSE
+#define STM32_TIM3_CHANNELS 4
+
+#define STM32_HAS_TIM4 TRUE
+#define STM32_TIM4_IS_32BITS FALSE
+#define STM32_TIM4_CHANNELS 4
+
+#define STM32_HAS_TIM6 TRUE
+#define STM32_TIM6_IS_32BITS FALSE
+#define STM32_TIM6_CHANNELS 0
+
+#define STM32_HAS_TIM7 TRUE
+#define STM32_TIM7_IS_32BITS FALSE
+#define STM32_TIM7_CHANNELS 0
+
+#define STM32_HAS_TIM8 TRUE
+#define STM32_TIM8_IS_32BITS FALSE
+#define STM32_TIM8_CHANNELS 6
+
+#define STM32_HAS_TIM15 TRUE
+#define STM32_TIM15_IS_32BITS FALSE
+#define STM32_TIM15_CHANNELS 2
+
+#define STM32_HAS_TIM16 TRUE
+#define STM32_TIM16_IS_32BITS FALSE
+#define STM32_TIM16_CHANNELS 2
+
+#define STM32_HAS_TIM17 TRUE
+#define STM32_TIM17_IS_32BITS FALSE
+#define STM32_TIM17_CHANNELS 2
+
+#define STM32_HAS_TIM5 FALSE
+#define STM32_HAS_TIM9 FALSE
+#define STM32_HAS_TIM10 FALSE
+#define STM32_HAS_TIM11 FALSE
+#define STM32_HAS_TIM12 FALSE
+#define STM32_HAS_TIM13 FALSE
+#define STM32_HAS_TIM14 FALSE
+#define STM32_HAS_TIM18 FALSE
+#define STM32_HAS_TIM19 FALSE
+
+/* USART attributes.*/
+#define STM32_HAS_USART1 TRUE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_USART2 TRUE
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+
+#define STM32_HAS_USART3 TRUE
+#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+
+#define STM32_HAS_UART4 TRUE
+#define STM32_UART_UART4_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 3)
+#define STM32_UART_UART4_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 5)
+
+#define STM32_HAS_UART5 TRUE
+
+#define STM32_HAS_USART6 FALSE
+
+/* USB attributes.*/
+#define STM32_HAS_USB TRUE
+#define STM32_HAS_OTG1 FALSE
+#define STM32_HAS_OTG2 FALSE
+#endif /* defined(STM32F303xC) */
+
+/*===========================================================================*/
+/* STM32F303x8. */
+/*===========================================================================*/
+#if defined(STM32F303x8)
+/* ADC attributes.*/
+#define STM32_HAS_ADC1 TRUE
+#define STM32_HAS_ADC2 TRUE
+#define STM32_HAS_ADC3 FALSE
+#define STM32_HAS_ADC4 FALSE
+
+#define STM32_HAS_SDADC1 FALSE
+#define STM32_HAS_SDADC2 FALSE
+#define STM32_HAS_SDADC3 FALSE
+
+/* CAN attributes.*/
+#define STM32_HAS_CAN1 TRUE
+#define STM32_HAS_CAN2 FALSE
+#define STM32_CAN_MAX_FILTERS 14
+
+/* DAC attributes.*/
+#define STM32_HAS_DAC1 TRUE
+#define STM32_HAS_DAC2 TRUE
+
+/* DMA attributes.*/
+#define STM32_ADVANCED_DMA FALSE
+#define STM32_HAS_DMA1 TRUE
+#define STM32_HAS_DMA2 FALSE
+
+/* ETH attributes.*/
+#define STM32_HAS_ETH FALSE
+
+/* EXTI attributes.*/
+#define STM32_EXTI_NUM_CHANNELS 34
+
+/* GPIO attributes.*/
+#define STM32_HAS_GPIOA TRUE
+#define STM32_HAS_GPIOB TRUE
+#define STM32_HAS_GPIOC TRUE
+#define STM32_HAS_GPIOD TRUE
+#define STM32_HAS_GPIOE FALSE
+#define STM32_HAS_GPIOF TRUE
+#define STM32_HAS_GPIOG FALSE
+#define STM32_HAS_GPIOH FALSE
+#define STM32_HAS_GPIOI FALSE
+#define STM32_GPIO_EN_MASK (RCC_AHBENR_GPIOAEN | \
+ RCC_AHBENR_GPIOBEN | \
+ RCC_AHBENR_GPIOCEN | \
+ RCC_AHBENR_GPIODEN | \
+ RCC_AHBENR_GPIOFEN)
+
+/* I2C attributes.*/
+#define STM32_HAS_I2C1 TRUE
+#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+
+#define STM32_HAS_I2C2 FALSE
+#define STM32_HAS_I2C3 FALSE
+
+/* RTC attributes.*/
+#define STM32_HAS_RTC TRUE
+#define STM32_RTC_HAS_SUBSECONDS TRUE
+#define STM32_RTC_HAS_PERIODIC_WAKEUPS TRUE
+#define STM32_RTC_NUM_ALARMS 2
+#define STM32_RTC_HAS_INTERRUPTS FALSE
+
+/* SDIO attributes.*/
+#define STM32_HAS_SDIO FALSE
+
+/* SPI attributes.*/
+#define STM32_HAS_SPI1 TRUE
+#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+
+#define STM32_HAS_SPI2 FALSE
+#define STM32_HAS_SPI3 FALSE
+#define STM32_HAS_SPI4 FALSE
+#define STM32_HAS_SPI5 FALSE
+#define STM32_HAS_SPI6 FALSE
+
+/* TIM attributes.*/
+#define STM32_TIM_MAX_CHANNELS 6
+
+#define STM32_HAS_TIM1 TRUE
+#define STM32_TIM1_IS_32BITS FALSE
+#define STM32_TIM1_CHANNELS 6
+
+#define STM32_HAS_TIM2 TRUE
+#define STM32_TIM2_IS_32BITS TRUE
+#define STM32_TIM2_CHANNELS 4
+
+#define STM32_HAS_TIM3 TRUE
+#define STM32_TIM3_IS_32BITS FALSE
+#define STM32_TIM3_CHANNELS 4
+
+#define STM32_HAS_TIM4 TRUE
+#define STM32_TIM4_IS_32BITS FALSE
+#define STM32_TIM4_CHANNELS 4
+
+#define STM32_HAS_TIM6 TRUE
+#define STM32_TIM6_IS_32BITS FALSE
+#define STM32_TIM6_CHANNELS 0
+
+#define STM32_HAS_TIM7 TRUE
+#define STM32_TIM7_IS_32BITS FALSE
+#define STM32_TIM7_CHANNELS 0
+
+#define STM32_HAS_TIM15 TRUE
+#define STM32_TIM15_IS_32BITS FALSE
+#define STM32_TIM15_CHANNELS 2
+
+#define STM32_HAS_TIM16 TRUE
+#define STM32_TIM16_IS_32BITS FALSE
+#define STM32_TIM16_CHANNELS 2
+
+#define STM32_HAS_TIM17 TRUE
+#define STM32_TIM17_IS_32BITS FALSE
+#define STM32_TIM17_CHANNELS 2
+
+#define STM32_HAS_TIM5 FALSE
+#define STM32_HAS_TIM8 FALSE
+#define STM32_HAS_TIM9 FALSE
+#define STM32_HAS_TIM10 FALSE
+#define STM32_HAS_TIM11 FALSE
+#define STM32_HAS_TIM12 FALSE
+#define STM32_HAS_TIM13 FALSE
+#define STM32_HAS_TIM14 FALSE
+#define STM32_HAS_TIM18 FALSE
+#define STM32_HAS_TIM19 FALSE
+
+/* USART attributes.*/
+#define STM32_HAS_USART1 TRUE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_USART2 TRUE
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+
+#define STM32_HAS_USART3 TRUE
+#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+
+#define STM32_HAS_UART4 FALSE
+#define STM32_HAS_UART5 FALSE
+#define STM32_HAS_USART6 FALSE
+
+/* USB attributes.*/
+#define STM32_HAS_USB FALSE
+#define STM32_HAS_OTG1 FALSE
+#define STM32_HAS_OTG2 FALSE
+#endif /* defined(STM32F303x8) */
+
+/*===========================================================================*/
+/* STM32F301x8. */
+/*===========================================================================*/
+#if defined(STM32F301x8)
+/* ADC attributes.*/
+#define STM32_HAS_ADC1 TRUE
+#define STM32_HAS_ADC2 FALSE
+#define STM32_HAS_ADC3 FALSE
+#define STM32_HAS_ADC4 FALSE
+
+#define STM32_HAS_SDADC1 FALSE
+#define STM32_HAS_SDADC2 FALSE
+#define STM32_HAS_SDADC3 FALSE
+
+/* CAN attributes.*/
+#define STM32_HAS_CAN1 FALSE
+#define STM32_HAS_CAN2 FALSE
+#define STM32_CAN_MAX_FILTERS 14
+
+/* DAC attributes.*/
+#define STM32_HAS_DAC1 TRUE
+#define STM32_HAS_DAC2 FALSE
+
+/* DMA attributes.*/
+#define STM32_ADVANCED_DMA FALSE
+#define STM32_HAS_DMA1 TRUE
+#define STM32_HAS_DMA2 FALSE
+
+/* ETH attributes.*/
+#define STM32_HAS_ETH FALSE
+
+/* EXTI attributes.*/
+#define STM32_EXTI_NUM_CHANNELS 33
+
+/* GPIO attributes.*/
+#define STM32_HAS_GPIOA TRUE
+#define STM32_HAS_GPIOB TRUE
+#define STM32_HAS_GPIOC TRUE
+#define STM32_HAS_GPIOD TRUE
+#define STM32_HAS_GPIOE FALSE
+#define STM32_HAS_GPIOF TRUE
+#define STM32_HAS_GPIOG FALSE
+#define STM32_HAS_GPIOH FALSE
+#define STM32_HAS_GPIOI FALSE
+#define STM32_GPIO_EN_MASK (RCC_AHBENR_GPIOAEN | \
+ RCC_AHBENR_GPIOBEN | \
+ RCC_AHBENR_GPIOCEN | \
+ RCC_AHBENR_GPIODEN | \
+ RCC_AHBENR_GPIOFEN)
+
+/* I2C attributes.*/
+#define STM32_HAS_I2C1 TRUE
+#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+
+#define STM32_HAS_I2C2 TRUE
+#define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_I2C3 TRUE
+#define STM32_I2C_I2C3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_I2C_I2C3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 1)
+
+/* RTC attributes.*/
+#define STM32_HAS_RTC TRUE
+#define STM32_RTC_HAS_SUBSECONDS TRUE
+#define STM32_RTC_HAS_PERIODIC_WAKEUPS TRUE
+#define STM32_RTC_NUM_ALARMS 2
+#define STM32_RTC_HAS_INTERRUPTS FALSE
+
+/* SDIO attributes.*/
+#define STM32_HAS_SDIO FALSE
+
+/* SPI attributes.*/
+#define STM32_HAS_SPI2 TRUE
+#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+
+#define STM32_HAS_SPI3 TRUE
+#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+
+#define STM32_HAS_SPI1 FALSE
+#define STM32_HAS_SPI4 FALSE
+#define STM32_HAS_SPI5 FALSE
+#define STM32_HAS_SPI6 FALSE
+
+/* TIM attributes.*/
+#define STM32_TIM_MAX_CHANNELS 6
+
+#define STM32_HAS_TIM1 TRUE
+#define STM32_TIM1_IS_32BITS FALSE
+#define STM32_TIM1_CHANNELS 6
+
+#define STM32_HAS_TIM2 TRUE
+#define STM32_TIM2_IS_32BITS TRUE
+#define STM32_TIM2_CHANNELS 4
+
+#define STM32_HAS_TIM6 TRUE
+#define STM32_TIM6_IS_32BITS FALSE
+#define STM32_TIM6_CHANNELS 0
+
+#define STM32_HAS_TIM15 TRUE
+#define STM32_TIM15_IS_32BITS FALSE
+#define STM32_TIM15_CHANNELS 2
+
+#define STM32_HAS_TIM16 TRUE
+#define STM32_TIM16_IS_32BITS FALSE
+#define STM32_TIM16_CHANNELS 2
+
+#define STM32_HAS_TIM17 TRUE
+#define STM32_TIM17_IS_32BITS FALSE
+#define STM32_TIM17_CHANNELS 2
+
+#define STM32_HAS_TIM3 FALSE
+#define STM32_HAS_TIM4 FALSE
+#define STM32_HAS_TIM5 FALSE
+#define STM32_HAS_TIM7 FALSE
+#define STM32_HAS_TIM8 FALSE
+#define STM32_HAS_TIM9 FALSE
+#define STM32_HAS_TIM10 FALSE
+#define STM32_HAS_TIM11 FALSE
+#define STM32_HAS_TIM12 FALSE
+#define STM32_HAS_TIM13 FALSE
+#define STM32_HAS_TIM14 FALSE
+#define STM32_HAS_TIM18 FALSE
+#define STM32_HAS_TIM19 FALSE
+
+/* USART attributes.*/
+#define STM32_HAS_USART1 TRUE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_USART2 TRUE
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+
+#define STM32_HAS_USART3 TRUE
+#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+
+#define STM32_HAS_UART4 FALSE
+#define STM32_HAS_UART5 FALSE
+#define STM32_HAS_USART6 FALSE
+
+/* USB attributes.*/
+#define STM32_HAS_USB FALSE
+#define STM32_HAS_OTG1 FALSE
+#define STM32_HAS_OTG2 FALSE
+#endif /* defined(STM32F301x8) */
+
+/*===========================================================================*/
+/* STM32F302x8. */
+/*===========================================================================*/
+#if defined(STM32F302x8)
+/* ADC attributes.*/
+#define STM32_HAS_ADC1 TRUE
+#define STM32_HAS_ADC2 FALSE
+#define STM32_HAS_ADC3 FALSE
+#define STM32_HAS_ADC4 FALSE
+
+#define STM32_HAS_SDADC1 FALSE
+#define STM32_HAS_SDADC2 FALSE
+#define STM32_HAS_SDADC3 FALSE
+
+/* CAN attributes.*/
+#define STM32_HAS_CAN1 TRUE
+#define STM32_HAS_CAN2 FALSE
+#define STM32_CAN_MAX_FILTERS 14
+
+/* DAC attributes.*/
+#define STM32_HAS_DAC1 TRUE
+#define STM32_HAS_DAC2 FALSE
+
+/* DMA attributes.*/
+#define STM32_ADVANCED_DMA FALSE
+#define STM32_HAS_DMA1 TRUE
+#define STM32_HAS_DMA2 FALSE
+
+/* ETH attributes.*/
+#define STM32_HAS_ETH FALSE
+
+/* EXTI attributes.*/
+#define STM32_EXTI_NUM_CHANNELS 33
+
+/* GPIO attributes.*/
+#define STM32_HAS_GPIOA TRUE
+#define STM32_HAS_GPIOB TRUE
+#define STM32_HAS_GPIOC TRUE
+#define STM32_HAS_GPIOD TRUE
+#define STM32_HAS_GPIOE FALSE
+#define STM32_HAS_GPIOF TRUE
+#define STM32_HAS_GPIOG FALSE
+#define STM32_HAS_GPIOH FALSE
+#define STM32_HAS_GPIOI FALSE
+#define STM32_GPIO_EN_MASK (RCC_AHBENR_GPIOAEN | \
+ RCC_AHBENR_GPIOBEN | \
+ RCC_AHBENR_GPIOCEN | \
+ RCC_AHBENR_GPIODEN | \
+ RCC_AHBENR_GPIOFEN)
+
+/* I2C attributes.*/
+#define STM32_HAS_I2C1 TRUE
+#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+
+#define STM32_HAS_I2C2 TRUE
+#define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_I2C3 TRUE
+#define STM32_I2C_I2C3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_I2C_I2C3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 1)
+
+/* RTC attributes.*/
+#define STM32_HAS_RTC TRUE
+#define STM32_RTC_HAS_SUBSECONDS TRUE
+#define STM32_RTC_HAS_PERIODIC_WAKEUPS TRUE
+#define STM32_RTC_NUM_ALARMS 2
+#define STM32_RTC_HAS_INTERRUPTS FALSE
+
+/* SDIO attributes.*/
+#define STM32_HAS_SDIO FALSE
+
+/* SPI attributes.*/
+#define STM32_HAS_SPI2 TRUE
+#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+
+#define STM32_HAS_SPI3 TRUE
+#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+
+#define STM32_HAS_SPI1 FALSE
+#define STM32_HAS_SPI4 FALSE
+#define STM32_HAS_SPI5 FALSE
+#define STM32_HAS_SPI6 FALSE
+
+/* TIM attributes.*/
+#define STM32_TIM_MAX_CHANNELS 6
+
+#define STM32_HAS_TIM1 TRUE
+#define STM32_TIM1_IS_32BITS FALSE
+#define STM32_TIM1_CHANNELS 6
+
+#define STM32_HAS_TIM2 TRUE
+#define STM32_TIM2_IS_32BITS TRUE
+#define STM32_TIM2_CHANNELS 4
+
+#define STM32_HAS_TIM6 TRUE
+#define STM32_TIM6_IS_32BITS FALSE
+#define STM32_TIM6_CHANNELS 0
+
+#define STM32_HAS_TIM15 TRUE
+#define STM32_TIM15_IS_32BITS FALSE
+#define STM32_TIM15_CHANNELS 2
+
+#define STM32_HAS_TIM16 TRUE
+#define STM32_TIM16_IS_32BITS FALSE
+#define STM32_TIM16_CHANNELS 2
+
+#define STM32_HAS_TIM17 TRUE
+#define STM32_TIM17_IS_32BITS FALSE
+#define STM32_TIM17_CHANNELS 2
+
+#define STM32_HAS_TIM3 FALSE
+#define STM32_HAS_TIM4 FALSE
+#define STM32_HAS_TIM5 FALSE
+#define STM32_HAS_TIM7 FALSE
+#define STM32_HAS_TIM8 FALSE
+#define STM32_HAS_TIM9 FALSE
+#define STM32_HAS_TIM10 FALSE
+#define STM32_HAS_TIM11 FALSE
+#define STM32_HAS_TIM12 FALSE
+#define STM32_HAS_TIM13 FALSE
+#define STM32_HAS_TIM14 FALSE
+#define STM32_HAS_TIM18 FALSE
+#define STM32_HAS_TIM19 FALSE
+
+/* USART attributes.*/
+#define STM32_HAS_USART1 TRUE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_USART2 TRUE
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+
+#define STM32_HAS_USART3 TRUE
+#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+
+#define STM32_HAS_UART4 FALSE
+#define STM32_HAS_UART5 FALSE
+#define STM32_HAS_USART6 FALSE
+
+/* USB attributes.*/
+#define STM32_HAS_USB TRUE
+#define STM32_HAS_OTG1 FALSE
+#define STM32_HAS_OTG2 FALSE
+#endif /* defined(STM32F302x8) */
+
+/*===========================================================================*/
+/* STM32F302xC. */
+/*===========================================================================*/
+#if defined(STM32F302xC)
+/* ADC attributes.*/
+#define STM32_HAS_ADC1 TRUE
+#define STM32_HAS_ADC2 TRUE
+#define STM32_HAS_ADC3 FALSE
+#define STM32_HAS_ADC4 FALSE
+
+#define STM32_HAS_SDADC1 FALSE
+#define STM32_HAS_SDADC2 FALSE
+#define STM32_HAS_SDADC3 FALSE
+
+/* CAN attributes.*/
+#define STM32_HAS_CAN1 TRUE
+#define STM32_HAS_CAN2 FALSE
+#define STM32_CAN_MAX_FILTERS 14
+
+/* DAC attributes.*/
+#define STM32_HAS_DAC1 TRUE
+#define STM32_HAS_DAC2 FALSE
+
+/* DMA attributes.*/
+#define STM32_ADVANCED_DMA FALSE
+#define STM32_HAS_DMA1 TRUE
+#define STM32_HAS_DMA2 TRUE
+
+/* ETH attributes.*/
+#define STM32_HAS_ETH FALSE
+
+/* EXTI attributes.*/
+#define STM32_EXTI_NUM_CHANNELS 34
+
+/* GPIO attributes.*/
+#define STM32_HAS_GPIOA TRUE
+#define STM32_HAS_GPIOB TRUE
+#define STM32_HAS_GPIOC TRUE
+#define STM32_HAS_GPIOD TRUE
+#define STM32_HAS_GPIOE TRUE
+#define STM32_HAS_GPIOF TRUE
+#define STM32_HAS_GPIOG FALSE
+#define STM32_HAS_GPIOH FALSE
+#define STM32_HAS_GPIOI FALSE
+#define STM32_GPIO_EN_MASK (RCC_AHBENR_GPIOAEN | \
+ RCC_AHBENR_GPIOBEN | \
+ RCC_AHBENR_GPIOCEN | \
+ RCC_AHBENR_GPIODEN | \
+ RCC_AHBENR_GPIOEEN | \
+ RCC_AHBENR_GPIOFEN)
+
+/* I2C attributes.*/
+#define STM32_HAS_I2C1 FALSE
+
+#define STM32_HAS_I2C2 TRUE
+#define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_I2C3 TRUE
+#define STM32_I2C_I2C3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_I2C_I2C3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 1)
+
+/* RTC attributes.*/
+#define STM32_HAS_RTC TRUE
+#define STM32_RTC_HAS_SUBSECONDS TRUE
+#define STM32_RTC_HAS_PERIODIC_WAKEUPS TRUE
+#define STM32_RTC_NUM_ALARMS 2
+#define STM32_RTC_HAS_INTERRUPTS FALSE
+
+/* SDIO attributes.*/
+#define STM32_HAS_SDIO FALSE
+
+/* SPI attributes.*/
+#define STM32_HAS_SPI1 TRUE
+#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+
+#define STM32_HAS_SPI2 TRUE
+#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+
+#define STM32_HAS_SPI3 TRUE
+#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 1)
+#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 2)
+
+#define STM32_HAS_SPI4 FALSE
+#define STM32_HAS_SPI5 FALSE
+#define STM32_HAS_SPI6 FALSE
+
+/* TIM attributes.*/
+#define STM32_TIM_MAX_CHANNELS 6
+
+#define STM32_HAS_TIM1 TRUE
+#define STM32_TIM1_IS_32BITS FALSE
+#define STM32_TIM1_CHANNELS 6
+
+#define STM32_HAS_TIM2 TRUE
+#define STM32_TIM2_IS_32BITS TRUE
+#define STM32_TIM2_CHANNELS 4
+
+#define STM32_HAS_TIM3 TRUE
+#define STM32_TIM3_IS_32BITS FALSE
+#define STM32_TIM3_CHANNELS 4
+
+#define STM32_HAS_TIM4 TRUE
+#define STM32_TIM4_IS_32BITS FALSE
+#define STM32_TIM4_CHANNELS 4
+
+#define STM32_HAS_TIM6 TRUE
+#define STM32_TIM6_IS_32BITS FALSE
+#define STM32_TIM6_CHANNELS 0
+
+#define STM32_HAS_TIM15 TRUE
+#define STM32_TIM15_IS_32BITS FALSE
+#define STM32_TIM15_CHANNELS 2
+
+#define STM32_HAS_TIM16 TRUE
+#define STM32_TIM16_IS_32BITS FALSE
+#define STM32_TIM16_CHANNELS 2
+
+#define STM32_HAS_TIM17 TRUE
+#define STM32_TIM17_IS_32BITS FALSE
+#define STM32_TIM17_CHANNELS 2
+
+#define STM32_HAS_TIM5 FALSE
+#define STM32_HAS_TIM7 FALSE
+#define STM32_HAS_TIM8 FALSE
+#define STM32_HAS_TIM9 FALSE
+#define STM32_HAS_TIM10 FALSE
+#define STM32_HAS_TIM11 FALSE
+#define STM32_HAS_TIM12 FALSE
+#define STM32_HAS_TIM13 FALSE
+#define STM32_HAS_TIM14 FALSE
+#define STM32_HAS_TIM18 FALSE
+#define STM32_HAS_TIM19 FALSE
+
+/* USART attributes.*/
+#define STM32_HAS_USART1 TRUE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_USART2 TRUE
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+
+#define STM32_HAS_USART3 TRUE
+#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+
+#define STM32_HAS_UART4 TRUE
+#define STM32_UART_UART4_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 3)
+#define STM32_UART_UART4_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 5)
+
+#define STM32_HAS_UART5 TRUE
+
+#define STM32_HAS_USART6 FALSE
+
+/* USB attributes.*/
+#define STM32_HAS_USB TRUE
+#define STM32_HAS_OTG1 FALSE
+#define STM32_HAS_OTG2 FALSE
+#endif /* defined(STM32F302xC) */
+
+/*===========================================================================*/
+/* STM32F318x8. */
+/*===========================================================================*/
+#if defined(STM32F318x8)
+/* ADC attributes.*/
+#define STM32_HAS_ADC1 TRUE
+#define STM32_HAS_ADC2 FALSE
+#define STM32_HAS_ADC3 FALSE
+#define STM32_HAS_ADC4 FALSE
+
+#define STM32_HAS_SDADC1 FALSE
+#define STM32_HAS_SDADC2 FALSE
+#define STM32_HAS_SDADC3 FALSE
+
+/* CAN attributes.*/
+#define STM32_HAS_CAN1 TRUE
+#define STM32_HAS_CAN2 FALSE
+#define STM32_CAN_MAX_FILTERS 14
+
+/* DAC attributes.*/
+#define STM32_HAS_DAC1 TRUE
+#define STM32_HAS_DAC2 FALSE
+
+/* DMA attributes.*/
+#define STM32_ADVANCED_DMA FALSE
+#define STM32_HAS_DMA1 TRUE
+#define STM32_HAS_DMA2 FALSE
+
+/* ETH attributes.*/
+#define STM32_HAS_ETH FALSE
+
+/* EXTI attributes.*/
+#define STM32_EXTI_NUM_CHANNELS 33
+
+/* GPIO attributes.*/
+#define STM32_HAS_GPIOA TRUE
+#define STM32_HAS_GPIOB TRUE
+#define STM32_HAS_GPIOC TRUE
+#define STM32_HAS_GPIOD FALSE
+#define STM32_HAS_GPIOE FALSE
+#define STM32_HAS_GPIOF TRUE
+#define STM32_HAS_GPIOG FALSE
+#define STM32_HAS_GPIOH FALSE
+#define STM32_HAS_GPIOI FALSE
+#define STM32_GPIO_EN_MASK (RCC_AHBENR_GPIOAEN | \
+ RCC_AHBENR_GPIOBEN | \
+ RCC_AHBENR_GPIOCEN | \
+ RCC_AHBENR_GPIOFEN)
+
+/* I2C attributes.*/
+#define STM32_HAS_I2C1 TRUE
+#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+
+#define STM32_HAS_I2C2 TRUE
+#define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_I2C3 TRUE
+#define STM32_I2C_I2C3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_I2C_I2C3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 1)
+
+/* RTC attributes.*/
+#define STM32_HAS_RTC TRUE
+#define STM32_RTC_HAS_SUBSECONDS TRUE
+#define STM32_RTC_HAS_PERIODIC_WAKEUPS TRUE
+#define STM32_RTC_NUM_ALARMS 2
+#define STM32_RTC_HAS_INTERRUPTS FALSE
+
+/* SDIO attributes.*/
+#define STM32_HAS_SDIO FALSE
+
+/* SPI attributes.*/
+#define STM32_HAS_SPI2 TRUE
+#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+
+#define STM32_HAS_SPI3 TRUE
+#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+
+#define STM32_HAS_SPI1 FALSE
+#define STM32_HAS_SPI4 FALSE
+#define STM32_HAS_SPI5 FALSE
+#define STM32_HAS_SPI6 FALSE
+
+/* TIM attributes.*/
+#define STM32_TIM_MAX_CHANNELS 6
+
+#define STM32_HAS_TIM1 TRUE
+#define STM32_TIM1_IS_32BITS FALSE
+#define STM32_TIM1_CHANNELS 6
+
+#define STM32_HAS_TIM2 TRUE
+#define STM32_TIM2_IS_32BITS TRUE
+#define STM32_TIM2_CHANNELS 4
+
+#define STM32_HAS_TIM6 TRUE
+#define STM32_TIM6_IS_32BITS FALSE
+#define STM32_TIM6_CHANNELS 0
+
+#define STM32_HAS_TIM15 TRUE
+#define STM32_TIM15_IS_32BITS FALSE
+#define STM32_TIM15_CHANNELS 2
+
+#define STM32_HAS_TIM16 TRUE
+#define STM32_TIM16_IS_32BITS FALSE
+#define STM32_TIM16_CHANNELS 2
+
+#define STM32_HAS_TIM17 TRUE
+#define STM32_TIM17_IS_32BITS FALSE
+#define STM32_TIM17_CHANNELS 2
+
+#define STM32_HAS_TIM3 FALSE
+#define STM32_HAS_TIM4 FALSE
+#define STM32_HAS_TIM5 FALSE
+#define STM32_HAS_TIM7 FALSE
+#define STM32_HAS_TIM8 FALSE
+#define STM32_HAS_TIM9 FALSE
+#define STM32_HAS_TIM10 FALSE
+#define STM32_HAS_TIM11 FALSE
+#define STM32_HAS_TIM12 FALSE
+#define STM32_HAS_TIM13 FALSE
+#define STM32_HAS_TIM14 FALSE
+#define STM32_HAS_TIM18 FALSE
+#define STM32_HAS_TIM19 FALSE
+
+/* USART attributes.*/
+#define STM32_HAS_USART1 TRUE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_USART2 TRUE
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+
+#define STM32_HAS_USART3 TRUE
+#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+
+#define STM32_HAS_UART4 FALSE
+#define STM32_HAS_UART5 FALSE
+#define STM32_HAS_USART6 FALSE
+
+/* USB attributes.*/
+#define STM32_HAS_USB TRUE
+#define STM32_HAS_OTG1 FALSE
+#define STM32_HAS_OTG2 FALSE
+#endif /* defined(STM32F318x8) */
+
+/*===========================================================================*/
+/* STM32F328x8. */
+/*===========================================================================*/
+#if defined(STM32F328x8)
+/* ADC attributes.*/
+#define STM32_HAS_ADC1 TRUE
+#define STM32_HAS_ADC2 TRUE
+#define STM32_HAS_ADC3 FALSE
+#define STM32_HAS_ADC4 FALSE
+
+#define STM32_HAS_SDADC1 FALSE
+#define STM32_HAS_SDADC2 FALSE
+#define STM32_HAS_SDADC3 FALSE
+
+/* CAN attributes.*/
+#define STM32_HAS_CAN1 TRUE
+#define STM32_HAS_CAN2 FALSE
+#define STM32_CAN_MAX_FILTERS 14
+
+/* DAC attributes.*/
+#define STM32_HAS_DAC1 TRUE
+#define STM32_HAS_DAC2 TRUE
+
+/* DMA attributes.*/
+#define STM32_ADVANCED_DMA FALSE
+#define STM32_HAS_DMA1 TRUE
+#define STM32_HAS_DMA2 FALSE
+
+/* ETH attributes.*/
+#define STM32_HAS_ETH FALSE
+
+/* EXTI attributes.*/
+#define STM32_EXTI_NUM_CHANNELS 33
+
+/* GPIO attributes.*/
+#define STM32_HAS_GPIOA TRUE
+#define STM32_HAS_GPIOB TRUE
+#define STM32_HAS_GPIOC TRUE
+#define STM32_HAS_GPIOD TRUE
+#define STM32_HAS_GPIOE FALSE
+#define STM32_HAS_GPIOF TRUE
+#define STM32_HAS_GPIOG FALSE
+#define STM32_HAS_GPIOH FALSE
+#define STM32_HAS_GPIOI FALSE
+#define STM32_GPIO_EN_MASK (RCC_AHBENR_GPIOAEN | \
+ RCC_AHBENR_GPIOBEN | \
+ RCC_AHBENR_GPIOCEN | \
+ RCC_AHBENR_GPIODEN | \
+ RCC_AHBENR_GPIOFEN)
+
+/* I2C attributes.*/
+#define STM32_HAS_I2C1 TRUE
+#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+
+#define STM32_HAS_I2C2 FALSE
+#define STM32_HAS_I2C3 FALSE
+
+/* RTC attributes.*/
+#define STM32_HAS_RTC TRUE
+#define STM32_RTC_HAS_SUBSECONDS TRUE
+#define STM32_RTC_HAS_PERIODIC_WAKEUPS TRUE
+#define STM32_RTC_NUM_ALARMS 2
+#define STM32_RTC_HAS_INTERRUPTS FALSE
+
+/* SDIO attributes.*/
+#define STM32_HAS_SDIO FALSE
+
+/* SPI attributes.*/
+#define STM32_HAS_SPI1 TRUE
+#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+
+#define STM32_HAS_SPI2 FALSE
+#define STM32_HAS_SPI3 FALSE
+#define STM32_HAS_SPI4 FALSE
+#define STM32_HAS_SPI5 FALSE
+#define STM32_HAS_SPI6 FALSE
+
+/* TIM attributes.*/
+#define STM32_TIM_MAX_CHANNELS 6
+
+#define STM32_HAS_TIM1 TRUE
+#define STM32_TIM1_IS_32BITS FALSE
+#define STM32_TIM1_CHANNELS 6
+
+#define STM32_HAS_TIM2 TRUE
+#define STM32_TIM2_IS_32BITS TRUE
+#define STM32_TIM2_CHANNELS 4
+
+#define STM32_HAS_TIM3 TRUE
+#define STM32_TIM3_IS_32BITS FALSE
+#define STM32_TIM3_CHANNELS 4
+
+#define STM32_HAS_TIM6 TRUE
+#define STM32_TIM6_IS_32BITS FALSE
+#define STM32_TIM6_CHANNELS 0
+
+#define STM32_HAS_TIM7 TRUE
+#define STM32_TIM7_IS_32BITS FALSE
+#define STM32_TIM7_CHANNELS 0
+
+#define STM32_HAS_TIM15 TRUE
+#define STM32_TIM15_IS_32BITS FALSE
+#define STM32_TIM15_CHANNELS 2
+
+#define STM32_HAS_TIM16 TRUE
+#define STM32_TIM16_IS_32BITS FALSE
+#define STM32_TIM16_CHANNELS 2
+
+#define STM32_HAS_TIM17 TRUE
+#define STM32_TIM17_IS_32BITS FALSE
+#define STM32_TIM17_CHANNELS 2
+
+#define STM32_HAS_TIM4 FALSE
+#define STM32_HAS_TIM5 FALSE
+#define STM32_HAS_TIM8 FALSE
+#define STM32_HAS_TIM9 FALSE
+#define STM32_HAS_TIM10 FALSE
+#define STM32_HAS_TIM11 FALSE
+#define STM32_HAS_TIM12 FALSE
+#define STM32_HAS_TIM13 FALSE
+#define STM32_HAS_TIM14 FALSE
+#define STM32_HAS_TIM18 FALSE
+#define STM32_HAS_TIM19 FALSE
+
+/* USART attributes.*/
+#define STM32_HAS_USART1 TRUE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_USART2 TRUE
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+
+#define STM32_HAS_USART3 TRUE
+#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+
+#define STM32_HAS_UART4 FALSE
+#define STM32_HAS_UART5 FALSE
+#define STM32_HAS_USART6 FALSE
+
+/* USB attributes.*/
+#define STM32_HAS_USB FALSE
+#define STM32_HAS_OTG1 FALSE
+#define STM32_HAS_OTG2 FALSE
+#endif /* defined(STM32F328x8) */
+
+/*===========================================================================*/
+/* STM32F358xC. */
+/*===========================================================================*/
+#if defined(STM32F358xC) || defined(__DOXYGEN__)
+/* ADC attributes.*/
+#define STM32_HAS_ADC1 TRUE
+#define STM32_HAS_ADC2 TRUE
+#define STM32_HAS_ADC3 FALSE
+#define STM32_HAS_ADC4 FALSE
+
+#define STM32_HAS_SDADC1 FALSE
+#define STM32_HAS_SDADC2 FALSE
+#define STM32_HAS_SDADC3 FALSE
+
+/* CAN attributes.*/
+#define STM32_HAS_CAN1 TRUE
+#define STM32_HAS_CAN2 FALSE
+#define STM32_CAN_MAX_FILTERS 14
+
+/* DAC attributes.*/
+#define STM32_HAS_DAC1 TRUE
+#define STM32_HAS_DAC2 FALSE
+
+/* DMA attributes.*/
+#define STM32_ADVANCED_DMA FALSE
+#define STM32_HAS_DMA1 TRUE
+#define STM32_HAS_DMA2 TRUE
+
+/* ETH attributes.*/
+#define STM32_HAS_ETH FALSE
+
+/* EXTI attributes.*/
+#define STM32_EXTI_NUM_CHANNELS 34
+
+/* GPIO attributes.*/
+#define STM32_HAS_GPIOA TRUE
+#define STM32_HAS_GPIOB TRUE
+#define STM32_HAS_GPIOC TRUE
+#define STM32_HAS_GPIOD TRUE
+#define STM32_HAS_GPIOE TRUE
+#define STM32_HAS_GPIOF TRUE
+#define STM32_HAS_GPIOG FALSE
+#define STM32_HAS_GPIOH FALSE
+#define STM32_HAS_GPIOI FALSE
+#define STM32_GPIO_EN_MASK (RCC_AHBENR_GPIOAEN | \
+ RCC_AHBENR_GPIOBEN | \
+ RCC_AHBENR_GPIOCEN | \
+ RCC_AHBENR_GPIODEN | \
+ RCC_AHBENR_GPIOEEN | \
+ RCC_AHBENR_GPIOFEN)
+
+/* I2C attributes.*/
+#define STM32_HAS_I2C1 TRUE
+#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+
+#define STM32_HAS_I2C2 TRUE
+#define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_I2C3 FALSE
+
+/* RTC attributes.*/
+#define STM32_HAS_RTC TRUE
+#define STM32_RTC_HAS_SUBSECONDS TRUE
+#define STM32_RTC_HAS_PERIODIC_WAKEUPS TRUE
+#define STM32_RTC_NUM_ALARMS 1
+#define STM32_RTC_HAS_INTERRUPTS FALSE
+
+/* SDIO attributes.*/
+#define STM32_HAS_SDIO FALSE
+
+/* SPI attributes.*/
+#define STM32_HAS_SPI1 TRUE
+#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+
+#define STM32_HAS_SPI2 TRUE
+#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+
+#define STM32_HAS_SPI3 TRUE
+#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 1)
+#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 2)
+
+#define STM32_HAS_SPI4 FALSE
+#define STM32_HAS_SPI5 FALSE
+#define STM32_HAS_SPI6 FALSE
+
+/* TIM attributes.*/
+#define STM32_TIM_MAX_CHANNELS 6
+
+#define STM32_HAS_TIM1 TRUE
+#define STM32_TIM1_IS_32BITS FALSE
+#define STM32_TIM1_CHANNELS 6
+
+#define STM32_HAS_TIM2 TRUE
+#define STM32_TIM2_IS_32BITS TRUE
+#define STM32_TIM2_CHANNELS 4
+
+#define STM32_HAS_TIM3 TRUE
+#define STM32_TIM3_IS_32BITS FALSE
+#define STM32_TIM3_CHANNELS 4
+
+#define STM32_HAS_TIM4 TRUE
+#define STM32_TIM4_IS_32BITS FALSE
+#define STM32_TIM4_CHANNELS 4
+
+#define STM32_HAS_TIM6 TRUE
+#define STM32_TIM6_IS_32BITS FALSE
+#define STM32_TIM6_CHANNELS 0
+
+#define STM32_HAS_TIM15 TRUE
+#define STM32_TIM15_IS_32BITS FALSE
+#define STM32_TIM15_CHANNELS 2
+
+#define STM32_HAS_TIM16 TRUE
+#define STM32_TIM16_IS_32BITS FALSE
+#define STM32_TIM16_CHANNELS 2
+
+#define STM32_HAS_TIM17 TRUE
+#define STM32_TIM17_IS_32BITS FALSE
+#define STM32_TIM17_CHANNELS 2
+
+#define STM32_HAS_TIM5 FALSE
+#define STM32_HAS_TIM7 FALSE
+#define STM32_HAS_TIM8 FALSE
+#define STM32_HAS_TIM9 FALSE
+#define STM32_HAS_TIM10 FALSE
+#define STM32_HAS_TIM11 FALSE
+#define STM32_HAS_TIM12 FALSE
+#define STM32_HAS_TIM13 FALSE
+#define STM32_HAS_TIM14 FALSE
+#define STM32_HAS_TIM18 FALSE
+#define STM32_HAS_TIM19 FALSE
+
+/* USART attributes.*/
+#define STM32_HAS_USART1 TRUE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_USART2 TRUE
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+
+#define STM32_HAS_USART3 TRUE
+#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+
+#define STM32_HAS_UART4 TRUE
+#define STM32_UART_UART4_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 3)
+#define STM32_UART_UART4_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 5)
+
+#define STM32_HAS_UART5 TRUE
+
+#define STM32_HAS_USART6 FALSE
+
+/* USB attributes.*/
+#define STM32_HAS_USB TRUE
+#define STM32_HAS_OTG1 FALSE
+#define STM32_HAS_OTG2 FALSE
+#endif /* defined(STM32F358xC) */
+
+
+/*===========================================================================*/
+/* STM32F334xC. */
+/*===========================================================================*/
+#if defined(STM32F334xC) || defined(__DOXYGEN__)
+/* ADC attributes.*/
+#define STM32_HAS_ADC1 TRUE
+#define STM32_HAS_ADC2 TRUE
+#define STM32_HAS_ADC3 FALSE
+#define STM32_HAS_ADC4 FALSE
+
+#define STM32_HAS_SDADC1 FALSE
+#define STM32_HAS_SDADC2 FALSE
+#define STM32_HAS_SDADC3 FALSE
+
+/* CAN attributes.*/
+#define STM32_HAS_CAN1 TRUE
+#define STM32_HAS_CAN2 FALSE
+#define STM32_CAN_MAX_FILTERS 14
+
+/* DAC attributes.*/
+#define STM32_HAS_DAC1 TRUE
+#define STM32_HAS_DAC2 TRUE
+
+/* DMA attributes.*/
+#define STM32_ADVANCED_DMA FALSE
+#define STM32_HAS_DMA1 TRUE
+#define STM32_HAS_DMA2 FALSE
+
+/* ETH attributes.*/
+#define STM32_HAS_ETH FALSE
+
+/* EXTI attributes.*/
+#define STM32_EXTI_NUM_CHANNELS 33
+
+/* GPIO attributes.*/
+#define STM32_HAS_GPIOA TRUE
+#define STM32_HAS_GPIOB TRUE
+#define STM32_HAS_GPIOC TRUE
+#define STM32_HAS_GPIOD TRUE
+#define STM32_HAS_GPIOE FALSE
+#define STM32_HAS_GPIOF TRUE
+#define STM32_HAS_GPIOG FALSE
+#define STM32_HAS_GPIOH FALSE
+#define STM32_HAS_GPIOI FALSE
+#define STM32_GPIO_EN_MASK (RCC_AHBENR_GPIOAEN | \
+ RCC_AHBENR_GPIOBEN | \
+ RCC_AHBENR_GPIOCEN | \
+ RCC_AHBENR_GPIODEN | \
+ RCC_AHBENR_GPIOFEN)
+
+/* I2C attributes.*/
+#define STM32_HAS_I2C1 TRUE
+#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+
+#define STM32_HAS_I2C2 FALSE
+#define STM32_HAS_I2C3 FALSE
+
+/* RTC attributes.*/
+#define STM32_HAS_RTC TRUE
+#define STM32_RTC_HAS_SUBSECONDS TRUE
+#define STM32_RTC_HAS_PERIODIC_WAKEUPS TRUE
+#define STM32_RTC_NUM_ALARMS 1
+#define STM32_RTC_HAS_INTERRUPTS FALSE
+
+/* SDIO attributes.*/
+#define STM32_HAS_SDIO FALSE
+
+/* SPI attributes.*/
+#define STM32_HAS_SPI1 TRUE
+#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+
+#define STM32_HAS_SPI2 FALSE
+#define STM32_HAS_SPI3 FALSE
+#define STM32_HAS_SPI4 FALSE
+#define STM32_HAS_SPI5 FALSE
+#define STM32_HAS_SPI6 FALSE
+
+/* TIM attributes.*/
+#define STM32_TIM_MAX_CHANNELS 6
+
+#define STM32_HAS_TIM1 TRUE
+#define STM32_TIM1_IS_32BITS FALSE
+#define STM32_TIM1_CHANNELS 6
+
+#define STM32_HAS_TIM2 TRUE
+#define STM32_TIM2_IS_32BITS TRUE
+#define STM32_TIM2_CHANNELS 4
+
+#define STM32_HAS_TIM3 TRUE
+#define STM32_TIM3_IS_32BITS FALSE
+#define STM32_TIM3_CHANNELS 4
+
+#define STM32_HAS_TIM6 TRUE
+#define STM32_TIM6_IS_32BITS FALSE
+#define STM32_TIM6_CHANNELS 0
+
+#define STM32_HAS_TIM7 TRUE
+#define STM32_TIM7_IS_32BITS FALSE
+#define STM32_TIM7_CHANNELS 0
+
+#define STM32_HAS_TIM15 TRUE
+#define STM32_TIM15_IS_32BITS FALSE
+#define STM32_TIM15_CHANNELS 2
+
+#define STM32_HAS_TIM16 TRUE
+#define STM32_TIM16_IS_32BITS FALSE
+#define STM32_TIM16_CHANNELS 2
+
+#define STM32_HAS_TIM17 TRUE
+#define STM32_TIM17_IS_32BITS FALSE
+#define STM32_TIM17_CHANNELS 2
+
+#define STM32_HAS_TIM4 FALSE
+#define STM32_HAS_TIM5 FALSE
+#define STM32_HAS_TIM8 FALSE
+#define STM32_HAS_TIM9 FALSE
+#define STM32_HAS_TIM10 FALSE
+#define STM32_HAS_TIM11 FALSE
+#define STM32_HAS_TIM12 FALSE
+#define STM32_HAS_TIM13 FALSE
+#define STM32_HAS_TIM14 FALSE
+#define STM32_HAS_TIM18 FALSE
+#define STM32_HAS_TIM19 FALSE
+
+/* USART attributes.*/
+#define STM32_HAS_USART1 TRUE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+
+#define STM32_HAS_USART2 TRUE
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+
+#define STM32_HAS_USART3 TRUE
+#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+
+#define STM32_HAS_UART4 FALSE
+#define STM32_HAS_UART5 FALSE
+#define STM32_HAS_USART6 FALSE
+
+/* USB attributes.*/
+#define STM32_HAS_USB FALSE
+#define STM32_HAS_OTG1 FALSE
+#define STM32_HAS_OTG2 FALSE
+#endif /* defined(STM32F334xC) */
+
+/** @} */
+
+#endif /* _STM32_REGISTRY_H_ */
+
+/** @} */
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