diff options
Diffstat (limited to 'os/hal/boards/ST_STM8L_DISCOVERY')
| -rw-r--r-- | os/hal/boards/ST_STM8L_DISCOVERY/board.c | 62 | ||||
| -rw-r--r-- | os/hal/boards/ST_STM8L_DISCOVERY/board.h | 167 |
2 files changed, 229 insertions, 0 deletions
diff --git a/os/hal/boards/ST_STM8L_DISCOVERY/board.c b/os/hal/boards/ST_STM8L_DISCOVERY/board.c new file mode 100644 index 000000000..d530c295c --- /dev/null +++ b/os/hal/boards/ST_STM8L_DISCOVERY/board.c @@ -0,0 +1,62 @@ +/*
+ ChibiOS/RT - Copyright (C) 2006-2013 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.
+*/
+
+#include "ch.h"
+#include "hal.h"
+
+/**
+ * @brief PAL setup.
+ * @details Digital I/O ports static configuration as defined in @p board.h.
+ * This variable is used by the HAL when initializing the PAL driver.
+ */
+#if HAL_USE_PAL || defined(__DOXYGEN__)
+ROMCONST PALConfig pal_default_config =
+{
+ {
+ {VAL_GPIOAODR, 0, VAL_GPIOADDR, VAL_GPIOACR1, VAL_GPIOACR2},
+ {VAL_GPIOBODR, 0, VAL_GPIOBDDR, VAL_GPIOBCR1, VAL_GPIOBCR2},
+ {VAL_GPIOCODR, 0, VAL_GPIOCDDR, VAL_GPIOCCR1, VAL_GPIOCCR2},
+ {VAL_GPIODODR, 0, VAL_GPIODDDR, VAL_GPIODCR1, VAL_GPIODCR2},
+ {VAL_GPIOEODR, 0, VAL_GPIOEDDR, VAL_GPIOECR1, VAL_GPIOECR2},
+ {VAL_GPIOFODR, 0, VAL_GPIOFDDR, VAL_GPIOFCR1, VAL_GPIOFCR2},
+ }
+};
+#endif
+
+/*
+ * TIM 2 clock after the prescaler.
+ */
+#define TIM2_CLOCK (SYSCLK / 16)
+#define TIM2_ARR ((TIM2_CLOCK / CH_FREQUENCY) - 1)
+
+/*
+ * Board-specific initialization code.
+ */
+void boardInit(void) {
+
+ /*
+ * TIM2 initialization as system tick.
+ */
+ CLK->PCKENR1 |= CLK_PCKENR1_TIM2;
+ TIM2->PSCR = 4; /* Prescaler divide by 2^4=16.*/
+ TIM2->ARRH = (uint8_t)(TIM2_ARR >> 8);
+ TIM2->ARRL = (uint8_t)(TIM2_ARR);
+ TIM2->CNTRH = 0;
+ TIM2->CNTRL = 0;
+ TIM2->SR1 = 0;
+ TIM2->IER = TIM_IER_UIE;
+ TIM2->CR1 = TIM_CR1_CEN;
+}
diff --git a/os/hal/boards/ST_STM8L_DISCOVERY/board.h b/os/hal/boards/ST_STM8L_DISCOVERY/board.h new file mode 100644 index 000000000..907279ee7 --- /dev/null +++ b/os/hal/boards/ST_STM8L_DISCOVERY/board.h @@ -0,0 +1,167 @@ +/*
+ ChibiOS/RT - Copyright (C) 2006-2013 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.
+*/
+
+#ifndef _BOARD_H_
+#define _BOARD_H_
+
+/*
+ * Setup for STMicroelectronics STM8L-Discovery board.
+ */
+
+/*
+ * Board identifiers.
+ */
+#define BOARD_ST_STM8L_DISCOVERY
+#define BOARD_NAME "ST STM8L-Discovery"
+
+/*
+ * Board frequencies and bypass modes.
+ *
+ * The bypass must be set to TRUE if the chip is driven by an external
+ * oscillator rather than a crystal. Frequency must be set to zero if
+ * the clock source is not used at all.
+ * The following constants are used by the HAL low level driver for
+ * correct clock initialization.
+ */
+#define HSECLK 0
+#define HSEBYPASS FALSE
+#define LSECLK 32768
+#define LSEBYPASS FALSE
+
+/*
+ * MCU model used on the board.
+ */
+#define STM8L152C6
+#define STM8L15X_MD
+
+/*
+ * Pin definitions.
+ */
+#define PA_OSC_IN 2
+#define PA_OSC_OUT 3
+#define PA_LCD_COM0 4
+#define PA_LCD_COM1 5
+#define PA_LCD_COM2 6
+#define PA_LCD_SEG0 7
+
+#define PB_LCD_SEG10 0
+#define PB_LCD_SEG11 1
+#define PB_LCD_SEG12 2
+#define PB_LCD_SEG13 3
+#define PB_LCD_SEG14 4
+#define PB_LCD_SEG15 5
+#define PB_LCD_SEG16 6
+#define PB_LCD_SEG17 7
+
+#define PC_UNUSED 0
+#define PC_BUTTON 1
+#define PC_LCD_SEG22 2
+#define PC_LCD_SEG23 3
+#define PC_IDD_CNT_EN 4
+#define PC_LED4 7
+
+#define PD_LCD_SEG7 0
+#define PD_LCD_COM3 1
+#define PD_LCD_SEG8 2
+#define PD_LCD_SEG9 3
+#define PD_LCD_SEG18 4
+#define PD_LCD_SEG19 5
+#define PD_LCD_SEG20 6
+#define PD_LCD_SEG21 7
+
+#define PE_LCD_SEG1 0
+#define PE_LCD_SEG2 1
+#define PE_LCD_SEG3 2
+#define PE_LCD_SEG4 3
+#define PE_LCD_SEG5 4
+#define PE_LCD_SEG6 5
+#define PE_IDD_WAKEUP 6
+#define PE_LED3 7
+
+#define PF0_IDD_MEASUREMENT 0
+
+/*
+ * Port A initial setup.
+ */
+#define VAL_GPIOAODR 0
+#define VAL_GPIOADDR 0 /* All inputs. */
+#define VAL_GPIOACR1 0xFF /* All pull-up/push-pull. */
+#define VAL_GPIOACR2 0
+
+/*
+ * Port B initial setup.
+ */
+#define VAL_GPIOBODR 0
+#define VAL_GPIOBDDR 0 /* All inputs. */
+#define VAL_GPIOBCR1 0xFF /* All pull-up/push-pull. */
+#define VAL_GPIOBCR2 0
+
+/*
+ * Port C initial setup.
+ */
+#define VAL_GPIOCODR 0
+#define VAL_GPIOCDDR (1 << PC_LED4)
+#define VAL_GPIOCCR1 0xFF /* All pull-up/push-pull. */
+#define VAL_GPIOCCR2 0
+
+/*
+ * Port D initial setup.
+ */
+#define VAL_GPIODODR 0
+#define VAL_GPIODDDR 0 /* All inputs. */
+#define VAL_GPIODCR1 0xFF /* All pull-up/push-pull. */
+#define VAL_GPIODCR2 0
+
+/*
+ * Port E initial setup.
+ */
+#define VAL_GPIOEODR 0
+#define VAL_GPIOEDDR (1 << PE_LED3)
+#define VAL_GPIOECR1 0xFF /* All pull-up/push-pull. */
+#define VAL_GPIOECR2 0
+
+/*
+ * Port F initial setup.
+ */
+#define VAL_GPIOFODR 0
+#define VAL_GPIOFDDR 0 /* All inputs. */
+#define VAL_GPIOFCR1 0xFF /* All pull-up/push-pull. */
+#define VAL_GPIOFCR2 0
+
+/*
+ * TIM2-update ISR segment code. This code is injected into the appropriate
+ * ISR by the HAL.
+ */
+#define _TIM2_UPDATE_ISR() { \
+ if (TIM2->SR1 & TIM_SR1_UIF) { \
+ chSysLockFromIsr(); \
+ chSysTimerHandlerI(); \
+ chSysUnlockFromIsr(); \
+ TIM2->SR1 = 0; \
+ } \
+}
+
+#if !defined(_FROM_ASM_)
+#ifdef __cplusplus
+extern "C" {
+#endif
+ void boardInit(void);
+#ifdef __cplusplus
+}
+#endif
+#endif /* _FROM_ASM_ */
+
+#endif /* _BOARD_H_ */
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