diff options
Diffstat (limited to 'os/hal/ports/TIVA')
-rw-r--r-- | os/hal/ports/TIVA/LLD/ext_lld.c | 977 | ||||
-rw-r--r-- | os/hal/ports/TIVA/LLD/ext_lld.h | 363 | ||||
-rw-r--r-- | os/hal/ports/TIVA/TM4C123x/platform.mk | 3 | ||||
-rw-r--r-- | os/hal/ports/TIVA/TM4C129x/platform.mk | 3 |
4 files changed, 1344 insertions, 2 deletions
diff --git a/os/hal/ports/TIVA/LLD/ext_lld.c b/os/hal/ports/TIVA/LLD/ext_lld.c new file mode 100644 index 0000000..56857c2 --- /dev/null +++ b/os/hal/ports/TIVA/LLD/ext_lld.c @@ -0,0 +1,977 @@ +/* + Copyright (C) 2014 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_serve_port_interrupt(gpiop, start) \ + 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);\ + } + +/** + * @brief Generic interrupt serving code for single pin per interrupt + * handler. + */ +#define ext_server_pin_interrupt(gpiop, start, pin) \ + gpiop->ICR = (1 << pin); \ + EXTD1.config->channels[start].cb(&EXTD1, start); + +/*===========================================================================*/ +/* 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 EXTI 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 EXTI 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_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_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_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_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_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_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_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_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_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_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_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_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_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_serve_pin_interrupt(&GPIOP, 104, 0); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOP1 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOP1_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOP, 105, 1); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOP2 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOP2_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOP, 106, 2); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOP3 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOP3_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOP, 107, 3); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOP4 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOP4_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOP, 108, 4); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOP5 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOP5_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOP, 109, 5); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOP6 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOP6_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOP, 110, 6); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOP7 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOP7_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_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_serve_pin_interrupt(&GPIOQ, 112, 0); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOQ1 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOQ1_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOQ, 113, 1); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOQ2 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOQ2_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOQ, 114, 2); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOQ3 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOQ3_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOQ, 115, 3); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOQ4 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOQ4_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOQ, 116, 4); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOQ5 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOQ5_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOQ, 117, 5); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOQ6 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOQ6_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_serve_pin_interrupt(&GPIOQ, 118, 6); + + OSAL_IRQ_EPILOGUE(); +} + +/** + * @brief GPIOQ7 interrupt handler. + * + * @isr + */ +OSAL_IRQ_HANDLER(TIVA_GPIOQ7_HANDLER) +{ + OSAL_IRQ_PROLOGUE(); + + ext_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_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_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_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 */ + +/** @} */ diff --git a/os/hal/ports/TIVA/LLD/ext_lld.h b/os/hal/ports/TIVA/LLD/ext_lld.h new file mode 100644 index 0000000..15232e2 --- /dev/null +++ b/os/hal/ports/TIVA/LLD/ext_lld.h @@ -0,0 +1,363 @@ +/* + Copyright (C) 2014 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.h + * @brief Tiva EXT subsystem low level driver header. + * + * @addtogroup EXT + * @{ + */ + +#ifndef _EXT_LLD_H_ +#define _EXT_LLD_H_ + +#if HAL_USE_EXT || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Driver constants. */ +/*===========================================================================*/ + +/** + * @brief Number of EXT per port. + */ +#define EXT_MAX_CHANNELS TIVA_GPIO_PINS + +/*===========================================================================*/ +/* Driver pre-compile time settings. */ +/*===========================================================================*/ + +/** + * @name Configuration options + * @{ + */ +/** + * @brief GPIOA interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOA_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOA_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOB interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOB_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOB_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOC interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOC_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOC_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOD interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOD_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOD_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOE interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOE_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOE_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOF interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOF_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOF_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOG interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOG_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOG_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOH interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOH_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOH_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOJ interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOJ_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOJ_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOK interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOK_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOK_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOL interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOL_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOL_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOM interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOM_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOM_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPION interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPION_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPION_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOP0 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOP0_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOP0_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOP1 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOP1_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOP1_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOP2 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOP2_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOP2_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOP3 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOP3_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOP3_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOP4 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOP4_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOP4_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOP5 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOP5_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOP5_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOP6 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOP6_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOP6_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOP7 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOP7_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOP7_IRQ_PRIORITY 3 +#endif +/** @} */ + +/** + * @brief GPIOQ0 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOQ0_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOQ0_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOQ1 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOQ1_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOQ1_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOQ2 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOQ2_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOQ2_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOQ3 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOQ3_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOQ3_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOQ4 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOQ4_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOQ4_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOQ5 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOQ5_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOQ5_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOQ6 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOQ6_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOQ6_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOQ7 interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOQ7_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOQ7_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOR interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOR_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOR_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOS interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOS_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOS_IRQ_PRIORITY 3 +#endif + +/** + * @brief GPIOT interrupt priority level setting. + */ +#if !defined(TIVA_EXT_GPIOT_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define TIVA_EXT_GPIOT_IRQ_PRIORITY 3 +#endif +/** @} */ + +/*===========================================================================*/ +/* Derived constants and error checks. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver data structures and types. */ +/*===========================================================================*/ + +/** + * @brief EXT channel identifier. + */ +typedef uint32_t expchannel_t; + +/** + * @brief Type of an EXT generic notification callback. + * + * @param[in] extp pointer to the @p EXPDriver object triggering the + * callback + */ +typedef void (*extcallback_t)(EXTDriver *extp, expchannel_t channel); + +/** + * @brief Channel configuration structure. + */ +typedef struct { + /** + * @brief Channel mode. + */ + uint32_t mode; + /** + * @brief Channel callback. + */ + extcallback_t cb; +} EXTChannelConfig; + +/** + * @brief Driver configuration structure. + * @note It could be empty on some architectures. + */ +typedef struct { + /** + * @brief Channel configurations. + */ + EXTChannelConfig channels[EXT_MAX_CHANNELS]; + /* End of the mandatory fields.*/ +} EXTConfig; + +/** + * @brief Structure representing an EXT driver. + */ +struct EXTDriver { + /** + * @brief Driver state. + */ + extstate_t state; + /** + * @brief Current configuration data. + */ + const EXTConfig *config; + /* End of the mandatory fields.*/ +}; + +/*===========================================================================*/ +/* Driver macros. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +#if !defined(__DOXYGEN__) +extern EXTDriver EXTD1; +#endif + +#ifdef __cplusplus +extern "C" { +#endif + void ext_lld_init(void); + void ext_lld_start(EXTDriver *extp); + void ext_lld_stop(EXTDriver *extp); + void ext_lld_channel_enable(EXTDriver *extp, expchannel_t channel); + void ext_lld_channel_disable(EXTDriver *extp, expchannel_t channel); +#ifdef __cplusplus +} +#endif + +#endif /* HAL_USE_EXT */ + +#endif /* _EXT_LLD_H_ */ + +/** @} */ diff --git a/os/hal/ports/TIVA/TM4C123x/platform.mk b/os/hal/ports/TIVA/TM4C123x/platform.mk index 0f54c5a..e808142 100644 --- a/os/hal/ports/TIVA/TM4C123x/platform.mk +++ b/os/hal/ports/TIVA/TM4C123x/platform.mk @@ -8,7 +8,8 @@ PLATFORMSRC = ${CHIBIOS}/os/hal/ports/common/ARMCMx/nvic.c \ ${CHIBIOS}/community/os/hal/ports/TIVA/LLD/gpt_lld.c \ ${CHIBIOS}/community/os/hal/ports/TIVA/LLD/pwm_lld.c \ ${CHIBIOS}/community/os/hal/ports/TIVA/LLD/spi_lld.c \ - ${CHISIOS}/community/os/hal/ports/TIVA/LLD/tiva_udma.c + ${CHISIOS}/community/os/hal/ports/TIVA/LLD/tiva_udma.c \ + ${CHISIOS}/community/os/hal/ports/TIVA/LLD/ext_lld.c # Required include directories PLATFORMINC = ${CHIBIOS}/os/hal/ports/common/ARMCMx \ diff --git a/os/hal/ports/TIVA/TM4C129x/platform.mk b/os/hal/ports/TIVA/TM4C129x/platform.mk index 35de5ce..97a5a73 100644 --- a/os/hal/ports/TIVA/TM4C129x/platform.mk +++ b/os/hal/ports/TIVA/TM4C129x/platform.mk @@ -4,7 +4,8 @@ PLATFORMSRC = ${CHIBIOS}/os/hal/ports/common/ARMCMx/nvic.c \ ${CHIBIOS}/community/os/hal/ports/TIVA/LLD/st_lld.c \ ${CHIBIOS}/community/os/hal/ports/TIVA/LLD/pal_lld.c \ ${CHIBIOS}/community/os/hal/ports/TIVA/LLD/serial_lld.c \ - ${CHIBIOS}/community/os/hal/ports/TIVA/LLD/mac_lld.c + ${CHIBIOS}/community/os/hal/ports/TIVA/LLD/mac_lld.c \ + ${CHISIOS}/community/os/hal/ports/TIVA/LLD/ext_lld.c # Required include directories PLATFORMINC = ${CHIBIOS}/os/hal/ports/common/ARMCMx \ |