diff options
Diffstat (limited to 'os/hal/ports/TIVA/LLD/hal_ext_lld.c')
| -rw-r--r-- | os/hal/ports/TIVA/LLD/hal_ext_lld.c | 981 |
1 files changed, 0 insertions, 981 deletions
diff --git a/os/hal/ports/TIVA/LLD/hal_ext_lld.c b/os/hal/ports/TIVA/LLD/hal_ext_lld.c deleted file mode 100644 index efe6421..0000000 --- a/os/hal/ports/TIVA/LLD/hal_ext_lld.c +++ /dev/null @@ -1,981 +0,0 @@ -/* - Copyright (C) 2014..2016 Marco Veeneman - - 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 Tiva/ext_lld.c - * @brief Tiva EXT subsystem low level driver source. - * - * @addtogroup EXT - * @{ - */ - -#include "hal.h" - -#if HAL_USE_EXT || defined(__DOXYGEN__) - -/*===========================================================================*/ -/* Driver local definitions. */ -/*===========================================================================*/ - -/** - * @brief Generic interrupt serving code for multiple pins per interrupt - * handler. - */ -#define ext_lld_serve_port_interrupt(gpiop, start) \ - do { \ - uint32_t mis = gpiop->MIS; \ - \ - gpiop->ICR = mis; \ - \ - if (mis & (1 << 0)) { \ - EXTD1.config->channels[start + 0].cb(&EXTD1, start + 0); \ - } \ - if (mis & (1 << 1)) { \ - EXTD1.config->channels[start + 1].cb(&EXTD1, start + 1); \ - } \ - if (mis & (1 << 2)) { \ - EXTD1.config->channels[start + 2].cb(&EXTD1, start + 2); \ - } \ - if (mis & (1 << 3)) { \ - EXTD1.config->channels[start + 3].cb(&EXTD1, start + 3); \ - } \ - if (mis & (1 << 4)) { \ - EXTD1.config->channels[start + 4].cb(&EXTD1, start + 4); \ - } \ - if (mis & (1 << 5)) { \ - EXTD1.config->channels[start + 5].cb(&EXTD1, start + 5); \ - } \ - if (mis & (1 << 6)) { \ - EXTD1.config->channels[start + 6].cb(&EXTD1, start + 6); \ - } \ - if (mis & (1 << 7)) { \ - EXTD1.config->channels[start + 7].cb(&EXTD1, start + 7); \ - } \ - } while (0); - -/** - * @brief Generic interrupt serving code for single pin per interrupt - * handler. - */ -#define ext_lld_serve_pin_interrupt(gpiop, start, pin) \ - do { \ - gpiop->ICR = (1 << pin); \ - EXTD1.config->channels[start].cb(&EXTD1, start); \ - } while (0); - -/*===========================================================================*/ -/* Driver exported variables. */ -/*===========================================================================*/ - -/** - * @brief EXTD1 driver identifier. - */ -EXTDriver EXTD1; - -/*===========================================================================*/ -/* Driver local variables and types. */ -/*===========================================================================*/ - -const ioportid_t gpio[] = -{ -#if TIVA_HAS_GPIOA - GPIOA, -#endif -#if TIVA_HAS_GPIOB - GPIOB, -#endif -#if TIVA_HAS_GPIOC - GPIOC, -#endif -#if TIVA_HAS_GPIOD - GPIOD, -#endif -#if TIVA_HAS_GPIOE - GPIOE, -#endif -#if TIVA_HAS_GPIOF - GPIOF, -#endif -#if TIVA_HAS_GPIOG - GPIOG, -#endif -#if TIVA_HAS_GPIOH - GPIOH, -#endif -#if TIVA_HAS_GPIOJ - GPIOJ, -#endif -#if TIVA_HAS_GPIOK - GPIOK, -#endif -#if TIVA_HAS_GPIOL - GPIOL, -#endif -#if TIVA_HAS_GPIOM - GPIOM, -#endif -#if TIVA_HAS_GPION - GPION, -#endif -#if TIVA_HAS_GPIOP - GPIOP, -#endif -#if TIVA_HAS_GPIOQ - GPIOQ, -#endif -#if TIVA_HAS_GPIOR - GPIOR, -#endif -#if TIVA_HAS_GPIOS - GPIOS, -#endif -#if TIVA_HAS_GPIOT - GPIOT, -#endif -}; - -/*===========================================================================*/ -/* Driver local functions. */ -/*===========================================================================*/ - -/** - * @brief Enables GPIO IRQ sources. - * - * @notapi - */ -static void ext_lld_irq_enable(void) -{ -#if TIVA_HAS_GPIOA - nvicEnableVector(TIVA_GPIOA_NUMBER, TIVA_EXT_GPIOA_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOB - nvicEnableVector(TIVA_GPIOB_NUMBER, TIVA_EXT_GPIOB_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOC - nvicEnableVector(TIVA_GPIOC_NUMBER, TIVA_EXT_GPIOC_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOD - nvicEnableVector(TIVA_GPIOD_NUMBER, TIVA_EXT_GPIOD_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOE - nvicEnableVector(TIVA_GPIOE_NUMBER, TIVA_EXT_GPIOE_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOF - nvicEnableVector(TIVA_GPIOF_NUMBER, TIVA_EXT_GPIOF_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOG - nvicEnableVector(TIVA_GPIOG_NUMBER, TIVA_EXT_GPIOG_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOH - nvicEnableVector(TIVA_GPIOH_NUMBER, TIVA_EXT_GPIOH_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOJ - nvicEnableVector(TIVA_GPIOJ_NUMBER, TIVA_EXT_GPIOJ_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOK - nvicEnableVector(TIVA_GPIOK_NUMBER, TIVA_EXT_GPIOK_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOL - nvicEnableVector(TIVA_GPIOL_NUMBER, TIVA_EXT_GPIOL_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOM - nvicEnableVector(TIVA_GPIOM_NUMBER, TIVA_EXT_GPIOM_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPION - nvicEnableVector(TIVA_GPION_NUMBER, TIVA_EXT_GPION_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOP - nvicEnableVector(TIVA_GPIOP0_NUMBER, TIVA_EXT_GPIOP0_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOP1_NUMBER, TIVA_EXT_GPIOP1_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOP2_NUMBER, TIVA_EXT_GPIOP2_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOP3_NUMBER, TIVA_EXT_GPIOP3_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOP4_NUMBER, TIVA_EXT_GPIOP4_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOP5_NUMBER, TIVA_EXT_GPIOP5_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOP6_NUMBER, TIVA_EXT_GPIOP6_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOP7_NUMBER, TIVA_EXT_GPIOP7_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOQ - nvicEnableVector(TIVA_GPIOQ0_NUMBER, TIVA_EXT_GPIOQ0_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOQ1_NUMBER, TIVA_EXT_GPIOQ1_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOQ2_NUMBER, TIVA_EXT_GPIOQ2_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOQ3_NUMBER, TIVA_EXT_GPIOQ3_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOQ4_NUMBER, TIVA_EXT_GPIOQ4_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOQ5_NUMBER, TIVA_EXT_GPIOQ5_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOQ6_NUMBER, TIVA_EXT_GPIOQ6_IRQ_PRIORITY); - nvicEnableVector(TIVA_GPIOQ7_NUMBER, TIVA_EXT_GPIOQ7_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOR - nvicEnableVector(TIVA_GPIOR_NUMBER, TIVA_EXT_GPIOR_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOS - nvicEnableVector(TIVA_GPIOS_NUMBER, TIVA_EXT_GPIOS_IRQ_PRIORITY); -#endif -#if TIVA_HAS_GPIOT - nvicEnableVector(TIVA_GPIOT_NUMBER, TIVA_EXT_GPIOT_IRQ_PRIORITY); -#endif -} - -/** - * @brief Disables GPIO IRQ sources. - * - * @notapi - */ -static void ext_lld_irq_disable(void) -{ -#if TIVA_HAS_GPIOA - nvicDisableVector(TIVA_GPIOA_NUMBER); -#endif -#if TIVA_HAS_GPIOB - nvicDisableVector(TIVA_GPIOB_NUMBER); -#endif -#if TIVA_HAS_GPIOC - nvicDisableVector(TIVA_GPIOC_NUMBER); -#endif -#if TIVA_HAS_GPIOD - nvicDisableVector(TIVA_GPIOD_NUMBER); -#endif -#if TIVA_HAS_GPIOE - nvicDisableVector(TIVA_GPIOE_NUMBER); -#endif -#if TIVA_HAS_GPIOF - nvicDisableVector(TIVA_GPIOF_NUMBER); -#endif -#if TIVA_HAS_GPIOG - nvicDisableVector(TIVA_GPIOG_NUMBER); -#endif -#if TIVA_HAS_GPIOH - nvicDisableVector(TIVA_GPIOH_NUMBER); -#endif -#if TIVA_HAS_GPIOJ - nvicDisableVector(TIVA_GPIOJ_NUMBER); -#endif -#if TIVA_HAS_GPIOK - nvicDisableVector(TIVA_GPIOK_NUMBER); -#endif -#if TIVA_HAS_GPIOL - nvicDisableVector(TIVA_GPIOL_NUMBER); -#endif -#if TIVA_HAS_GPIOM - nvicDisableVector(TIVA_GPIOM_NUMBER); -#endif -#if TIVA_HAS_GPION - nvicDisableVector(TIVA_GPION_NUMBER); -#endif -#if TIVA_HAS_GPIOP - nvicDisableVector(TIVA_GPIOP0_NUMBER); - nvicDisableVector(TIVA_GPIOP1_NUMBER); - nvicDisableVector(TIVA_GPIOP2_NUMBER); - nvicDisableVector(TIVA_GPIOP3_NUMBER); - nvicDisableVector(TIVA_GPIOP4_NUMBER); - nvicDisableVector(TIVA_GPIOP5_NUMBER); - nvicDisableVector(TIVA_GPIOP6_NUMBER); - nvicDisableVector(TIVA_GPIOP7_NUMBER); -#endif -#if TIVA_HAS_GPIOQ - nvicDisableVector(TIVA_GPIOQ0_NUMBER); - nvicDisableVector(TIVA_GPIOQ1_NUMBER); - nvicDisableVector(TIVA_GPIOQ2_NUMBER); - nvicDisableVector(TIVA_GPIOQ3_NUMBER); - nvicDisableVector(TIVA_GPIOQ4_NUMBER); - nvicDisableVector(TIVA_GPIOQ5_NUMBER); - nvicDisableVector(TIVA_GPIOQ6_NUMBER); - nvicDisableVector(TIVA_GPIOQ7_NUMBER); -#endif -#if TIVA_HAS_GPIOR - nvicDisableVector(TIVA_GPIOR_NUMBER); -#endif -#if TIVA_HAS_GPIOS - nvicDisableVector(TIVA_GPIOS_NUMBER); -#endif -#if TIVA_HAS_GPIOT - nvicDisableVector(TIVA_GPIOT_NUMBER); -#endif -} - -/*===========================================================================*/ -/* Driver interrupt handlers. */ -/*===========================================================================*/ - -#if TIVA_HAS_GPIOA || defined(__DOXYGEN__) -/** - * @brief GPIOA interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOA_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(GPIOA, 0); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOB || defined(__DOXYGEN__) -/** - * @brief GPIOB interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOB_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(GPIOB, 8); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOC || defined(__DOXYGEN__) -/** - * @brief GPIOC interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOC_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(GPIOC, 16); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOD || defined(__DOXYGEN__) -/** - * @brief GPIOD interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOD_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(GPIOD, 24); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOE || defined(__DOXYGEN__) -/** - * @brief GPIOE interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOE_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(GPIOE, 32); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOF || defined(__DOXYGEN__) -/** - * @brief GPIOF interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOF_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(GPIOF, 40); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOG || defined(__DOXYGEN__) -/** - * @brief GPIOG interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOG_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(&GPIOG, 48); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOH || defined(__DOXYGEN__) -/** - * @brief GPIOH interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOH_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(&GPIOH, 56); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOJ || defined(__DOXYGEN__) -/** - * @brief GPIOJ interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOJ_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(&GPIOJ, 64); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOK || defined(__DOXYGEN__) -/** - * @brief GPIOK interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOK_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(&GPIOK, 72); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOL || defined(__DOXYGEN__) -/** - * @brief GPIOL interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOL_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(&GPIOL, 80); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOM || defined(__DOXYGEN__) -/** - * @brief GPIOM interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOM_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(&GPIOM, 88); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPION || defined(__DOXYGEN__) -/** - * @brief GPION interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPION_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(&GPION, 96); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOP || defined(__DOXYGEN__) -/** - * @brief GPIOP0 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOP0_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOP, 104, 0); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOP1 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOP1_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOP, 105, 1); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOP2 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOP2_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOP, 106, 2); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOP3 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOP3_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOP, 107, 3); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOP4 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOP4_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOP, 108, 4); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOP5 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOP5_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOP, 109, 5); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOP6 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOP6_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOP, 110, 6); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOP7 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOP7_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOP, 111, 7); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOQ || defined(__DOXYGEN__) -/** - * @brief GPIOQ0 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOQ0_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOQ, 112, 0); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOQ1 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOQ1_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOQ, 113, 1); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOQ2 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOQ2_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOQ, 114, 2); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOQ3 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOQ3_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOQ, 115, 3); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOQ4 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOQ4_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOQ, 116, 4); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOQ5 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOQ5_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOQ, 117, 5); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOQ6 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOQ6_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOQ, 118, 6); - - OSAL_IRQ_EPILOGUE(); -} - -/** - * @brief GPIOQ7 interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOQ7_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_pin_interrupt(&GPIOQ, 119, 7); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOR || defined(__DOXYGEN__) -/** - * @brief GPIOR interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOR_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(&GPIOR, 120); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOS || defined(__DOXYGEN__) -/** - * @brief GPIOS interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOS_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(&GPIOS, 128); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -#if TIVA_HAS_GPIOT || defined(__DOXYGEN__) -/** - * @brief GPIOT interrupt handler. - * - * @isr - */ -OSAL_IRQ_HANDLER(TIVA_GPIOT_HANDLER) -{ - OSAL_IRQ_PROLOGUE(); - - ext_lld_serve_port_interrupt(&GPIOT, 132); - - OSAL_IRQ_EPILOGUE(); -} -#endif - -/*===========================================================================*/ -/* Driver exported functions. */ -/*===========================================================================*/ - -/** - * @brief Low level EXT driver initialization. - * - * @notapi - */ -void ext_lld_init(void) -{ - extObjectInit(&EXTD1); -} - -/** - * @brief Configures and activates the EXT peripheral. - * - * @param[in] extp pointer to the @p EXTDriver object - * - * @notapi - */ -void ext_lld_start(EXTDriver *extp) -{ - uint8_t i; - - if (extp->state == EXT_STOP) { - ext_lld_irq_enable(); - } - - /* Configuration of automatic channels.*/ - for (i = 0; i < EXT_MAX_CHANNELS; i++) { - if (extp->config->channels[i].mode & EXT_CH_MODE_AUTOSTART) { - ext_lld_channel_enable(extp, i); - } - else { - ext_lld_channel_disable(extp, i); - } - } -} - -/** - * @brief Deactivates the EXT peripheral. - * - * @param[in] extp pointer to the @p EXTDriver object - * - * @notapi - */ -void ext_lld_stop(EXTDriver *extp) -{ - if (extp->state == EXT_ACTIVE) { - ext_lld_irq_disable(); - } - -#if TIVA_HAS_GPIOA - GPIOA->IM = 0; -#endif -#if TIVA_HAS_GPIOB - GPIOB->IM = 0; -#endif -#if TIVA_HAS_GPIOC - GPIOC->IM = 0; -#endif -#if TIVA_HAS_GPIOD - GPIOD->IM = 0; -#endif -#if TIVA_HAS_GPIOE - GPIOE->IM = 0; -#endif -#if TIVA_HAS_GPIOF - GPIOF->IM = 0; -#endif -#if TIVA_HAS_GPIOG - GPIOG->IM = 0; -#endif -#if TIVA_HAS_GPIOH - GPIOH->IM = 0; -#endif -#if TIVA_HAS_GPIOJ - GPIOJ->IM = 0; -#endif -#if TIVA_HAS_GPIOK - GPIOK->IM = 0; -#endif -#if TIVA_HAS_GPIOL - GPIOL->IM = 0; -#endif -#if TIVA_HAS_GPIOM - GPIOM->IM = 0; -#endif -#if TIVA_HAS_GPION - GPION->IM = 0; -#endif -#if TIVA_HAS_GPIOP - GPIOP->IM = 0; -#endif -#if TIVA_HAS_GPIOQ - GPIOQ->IM = 0; -#endif -#if TIVA_HAS_GPIOR - GPIOR->IM = 0; -#endif -#if TIVA_HAS_GPIOS - GPIOS->IM = 0; -#endif -#if TIVA_HAS_GPIOT - GPIOT->IM = 0; -#endif -} - -/** - * @brief Enables an EXT channel. - * - * @param[in] extp pointer to the @p EXTDriver object - * @param[in] channel channel to be enabled - * - * @notapi - */ -void ext_lld_channel_enable(EXTDriver *extp, expchannel_t channel) -{ - GPIO_TypeDef *gpiop; - uint8_t pin; - uint32_t im; - - pin = channel & 0x07; - gpiop = gpio[channel >> 3]; - - /* Disable interrupts */ - im = gpiop->IM; - gpiop->IM = 0; - - /* Configure pin to be edge-sensitive.*/ - gpiop->IS &= ~(1 << pin); - - /* Programming edge registers.*/ - if ((extp->config->channels[channel].mode & EXT_CH_MODE_EDGES_MASK) == - EXT_CH_MODE_BOTH_EDGES) { - gpiop->IBE |= (1 << pin); - } - else if ((extp->config->channels[channel].mode & EXT_CH_MODE_EDGES_MASK) == - EXT_CH_MODE_FALLING_EDGE) { - gpiop->IBE &= ~(1 << pin); - gpiop->IEV &= ~(1 << pin); - } - else if ((extp->config->channels[channel].mode & EXT_CH_MODE_EDGES_MASK) == - EXT_CH_MODE_RISING_EDGE) { - gpiop->IBE &= ~(1 << pin); - gpiop->IEV |= (1 << pin); - } - - /* Programming interrupt and event registers.*/ - if ((extp->config->channels[channel].cb != NULL) && - ((extp->config->channels[channel].mode & EXT_CH_MODE_EDGES_MASK) != - EXT_CH_MODE_DISABLED)) { - im |= (1 << pin); - } - else { - im &= ~(1 << pin); - } - - /* Restore interrupts */ - gpiop->IM = im; -} - -/** - * @brief Disables an EXT channel. - * - * @param[in] extp pointer to the @p EXTDriver object - * @param[in] channel channel to be disabled - * - * @notapi - */ -void ext_lld_channel_disable(EXTDriver *extp, expchannel_t channel) -{ - (void)extp; - GPIO_TypeDef *gpiop; - uint8_t pin; - - pin = channel & 0x07; - gpiop = gpio[channel >> 3]; - - gpiop->IM &= ~(1 << pin); -} - -#endif /* HAL_USE_EXT */ - -/** @} */ |