diff options
Diffstat (limited to 'os/hal/ports/TIVA/LLD/GPIO/hal_pal_lld.c')
-rw-r--r-- | os/hal/ports/TIVA/LLD/GPIO/hal_pal_lld.c | 850 |
1 files changed, 771 insertions, 79 deletions
diff --git a/os/hal/ports/TIVA/LLD/GPIO/hal_pal_lld.c b/os/hal/ports/TIVA/LLD/GPIO/hal_pal_lld.c index 41fb3cd..7a222e4 100644 --- a/os/hal/ports/TIVA/LLD/GPIO/hal_pal_lld.c +++ b/os/hal/ports/TIVA/LLD/GPIO/hal_pal_lld.c @@ -32,196 +32,121 @@ #if TIVA_HAS_GPIOA || defined(__DOXYGEN__) #define GPIOA_BIT (1 << 0) -#if TIVA_GPIO_GPIOA_USE_AHB && defined(TM4C123x) -#define GPIOA_AHB_BIT (1 << 0) -#else -#define GPIOA_AHB_BIT 0 -#endif #else #define GPIOA_BIT 0 -#define GPIOA_AHB_BIT 0 #endif #if TIVA_HAS_GPIOB || defined(__DOXYGEN__) #define GPIOB_BIT (1 << 1) -#if TIVA_GPIO_GPIOB_USE_AHB && defined(TM4C123x) -#define GPIOB_AHB_BIT (1 << 1) -#else -#define GPIOB_AHB_BIT 0 -#endif #else #define GPIOB_BIT 0 -#define GPIOB_AHB_BIT 0 #endif #if TIVA_HAS_GPIOC || defined(__DOXYGEN__) #define GPIOC_BIT (1 << 2) -#if TIVA_GPIO_GPIOC_USE_AHB && defined(TM4C123x) -#define GPIOC_AHB_BIT (1 << 2) -#else -#define GPIOC_AHB_BIT 0 -#endif #else #define GPIOC_BIT 0 -#define GPIOC_AHB_BIT 0 #endif #if TIVA_HAS_GPIOD || defined(__DOXYGEN__) #define GPIOD_BIT (1 << 3) -#if TIVA_GPIO_GPIOD_USE_AHB && defined(TM4C123x) -#define GPIOD_AHB_BIT (1 << 3) -#else -#define GPIOD_AHB_BIT 0 -#endif #else #define GPIOD_BIT 0 -#define GPIOD_AHB_BIT 0 #endif #if TIVA_HAS_GPIOE || defined(__DOXYGEN__) #define GPIOE_BIT (1 << 4) -#if TIVA_GPIO_GPIOE_USE_AHB && defined(TM4C123x) -#define GPIOE_AHB_BIT (1 << 4) -#else -#define GPIOE_AHB_BIT 0 -#endif #else #define GPIOE_BIT 0 -#define GPIOE_AHB_BIT 0 #endif #if TIVA_HAS_GPIOF || defined(__DOXYGEN__) #define GPIOF_BIT (1 << 5) -#if TIVA_GPIO_GPIOF_USE_AHB && defined(TM4C123x) -#define GPIOF_AHB_BIT (1 << 5) -#else -#define GPIOF_AHB_BIT 0 -#endif #else #define GPIOF_BIT 0 -#define GPIOF_AHB_BIT 0 #endif #if TIVA_HAS_GPIOG || defined(__DOXYGEN__) #define GPIOG_BIT (1 << 6) -#if TIVA_GPIO_GPIOG_USE_AHB && defined(TM4C123x) -#define GPIOG_AHB_BIT (1 << 6) -#else -#define GPIOG_AHB_BIT 0 -#endif #else #define GPIOG_BIT 0 -#define GPIOG_AHB_BIT 0 #endif #if TIVA_HAS_GPIOH || defined(__DOXYGEN__) #define GPIOH_BIT (1 << 7) -#if TIVA_GPIO_GPIOH_USE_AHB && defined(TM4C123x) -#define GPIOH_AHB_BIT (1 << 7) -#else -#define GPIOH_AHB_BIT 0 -#endif #else #define GPIOH_BIT 0 -#define GPIOH_AHB_BIT 0 #endif #if TIVA_HAS_GPIOJ || defined(__DOXYGEN__) #define GPIOJ_BIT (1 << 8) -#if TIVA_GPIO_GPIOJ_USE_AHB && defined(TM4C123x) -#define GPIOJ_AHB_BIT (1 << 8) -#else -#define GPIOJ_AHB_BIT 0 -#endif #else #define GPIOJ_BIT 0 -#define GPIOJ_AHB_BIT 0 #endif #if TIVA_HAS_GPIOK || defined(__DOXYGEN__) #define GPIOK_BIT (1 << 9) -#define GPIOK_AHB_BIT (1 << 9) #else #define GPIOK_BIT 0 -#define GPIOK_AHB_BIT 0 #endif #if TIVA_HAS_GPIOL || defined(__DOXYGEN__) #define GPIOL_BIT (1 << 10) -#define GPIOL_AHB_BIT (1 << 10) #else #define GPIOL_BIT 0 -#define GPIOL_AHB_BIT 0 #endif #if TIVA_HAS_GPIOM || defined(__DOXYGEN__) #define GPIOM_BIT (1 << 11) -#define GPIOM_AHB_BIT (1 << 11) #else #define GPIOM_BIT 0 -#define GPIOM_AHB_BIT 0 #endif #if TIVA_HAS_GPION || defined(__DOXYGEN__) #define GPION_BIT (1 << 12) -#define GPION_AHB_BIT (1 << 12) #else #define GPION_BIT 0 -#define GPION_AHB_BIT 0 #endif #if TIVA_HAS_GPIOP || defined(__DOXYGEN__) #define GPIOP_BIT (1 << 13) -#define GPIOP_AHB_BIT (1 << 13) #else #define GPIOP_BIT 0 -#define GPIOP_AHB_BIT 0 #endif #if TIVA_HAS_GPIOQ || defined(__DOXYGEN__) #define GPIOQ_BIT (1 << 14) -#define GPIOQ_AHB_BIT (1 << 14) #else #define GPIOQ_BIT 0 -#define GPIOQ_AHB_BIT 0 #endif #if TIVA_HAS_GPIOR || defined(__DOXYGEN__) #define GPIOR_BIT (1 << 15) -#define GPIOR_AHB_BIT (1 << 15) #else #define GPIOR_BIT 0 -#define GPIOR_AHB_BIT 0 #endif #if TIVA_HAS_GPIOS || defined(__DOXYGEN__) #define GPIOS_BIT (1 << 16) -#define GPIOS_AHB_BIT (1 << 16) #else #define GPIOS_BIT 0 -#define GPIOS_AHB_BIT 0 #endif #if TIVA_HAS_GPIOT || defined(__DOXYGEN__) #define GPIOT_BIT (1 << 17) -#define GPIOT_AHB_BIT (1 << 17) #else #define GPIOT_BIT 0 -#define GPIOT_AHB_BIT 0 #endif #define RCGCGPIO_MASK (GPIOA_BIT | GPIOB_BIT | GPIOC_BIT | GPIOD_BIT | \ GPIOE_BIT | GPIOF_BIT | GPIOG_BIT | GPIOH_BIT | \ GPIOJ_BIT | GPIOK_BIT | GPIOL_BIT | GPIOM_BIT | \ GPION_BIT | GPIOP_BIT | GPIOQ_BIT | GPIOR_BIT | \ - GPIOS_BIT | GPIOR_BIT) + GPIOS_BIT | GPIOT_BIT) -#define GPIOHBCTL_MASK (GPIOA_AHB_BIT | GPIOB_AHB_BIT | GPIOC_AHB_BIT | \ - GPIOD_AHB_BIT | GPIOE_AHB_BIT | GPIOF_AHB_BIT | \ - GPIOG_AHB_BIT | GPIOH_AHB_BIT | GPIOJ_AHB_BIT | \ - GPIOK_AHB_BIT | GPIOL_AHB_BIT | GPIOM_AHB_BIT | \ - GPION_AHB_BIT | GPIOP_AHB_BIT | GPIOQ_AHB_BIT | \ - GPIOR_AHB_BIT | GPIOS_AHB_BIT | GPIOT_AHB_BIT) +#define GPIOHBCTL_MASK (GPIOA_BIT | GPIOB_BIT | GPIOC_BIT | GPIOD_BIT | \ + GPIOE_BIT | GPIOF_BIT | GPIOG_BIT | GPIOH_BIT | \ + GPIOJ_BIT) #define GPIOC_JTAG_MASK (0x0F) #define GPIOD_NMI_MASK (0x80) @@ -231,6 +156,11 @@ /* Driver exported variables. */ /*===========================================================================*/ +/** + * @brief Event records for all GPIO channels. + */ +palevent_t _pal_events[TIVA_GPIO_PINS]; + /*===========================================================================*/ /* Driver local variables and types. */ /*===========================================================================*/ @@ -276,10 +206,608 @@ static void gpio_unlock(ioportid_t port, ioportmask_t mask) HWREG(port + GPIO_O_CR) = mask; } +#if PAL_USE_CALLBACKS || PAL_USE_WAIT +/** + * @brief Enables GPIO IRQ sources. + */ +static void gpio_irq_enable(void) +{ +#if TIVA_HAS_GPIOA + nvicEnableVector(TIVA_GPIOA_NUMBER, TIVA_PAL_GPIOA_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOB + nvicEnableVector(TIVA_GPIOB_NUMBER, TIVA_PAL_GPIOB_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOC + nvicEnableVector(TIVA_GPIOC_NUMBER, TIVA_PAL_GPIOC_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOD + nvicEnableVector(TIVA_GPIOD_NUMBER, TIVA_PAL_GPIOD_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOE + nvicEnableVector(TIVA_GPIOE_NUMBER, TIVA_PAL_GPIOE_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOF + nvicEnableVector(TIVA_GPIOF_NUMBER, TIVA_PAL_GPIOF_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOG + nvicEnableVector(TIVA_GPIOG_NUMBER, TIVA_PAL_GPIOG_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOH + nvicEnableVector(TIVA_GPIOH_NUMBER, TIVA_PAL_GPIOH_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOJ + nvicEnableVector(TIVA_GPIOJ_NUMBER, TIVA_PAL_GPIOJ_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOK + nvicEnableVector(TIVA_GPIOK_NUMBER, TIVA_PAL_GPIOK_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOL + nvicEnableVector(TIVA_GPIOL_NUMBER, TIVA_PAL_GPIOL_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOM + nvicEnableVector(TIVA_GPIOM_NUMBER, TIVA_PAL_GPIOM_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPION + nvicEnableVector(TIVA_GPION_NUMBER, TIVA_PAL_GPION_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOP + nvicEnableVector(TIVA_GPIOP0_NUMBER, TIVA_PAL_GPIOP0_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOP1_NUMBER, TIVA_PAL_GPIOP1_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOP2_NUMBER, TIVA_PAL_GPIOP2_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOP3_NUMBER, TIVA_PAL_GPIOP3_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOP4_NUMBER, TIVA_PAL_GPIOP4_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOP5_NUMBER, TIVA_PAL_GPIOP5_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOP6_NUMBER, TIVA_PAL_GPIOP6_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOP7_NUMBER, TIVA_PAL_GPIOP7_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOQ + nvicEnableVector(TIVA_GPIOQ0_NUMBER, TIVA_PAL_GPIOQ0_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOQ1_NUMBER, TIVA_PAL_GPIOQ1_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOQ2_NUMBER, TIVA_PAL_GPIOQ2_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOQ3_NUMBER, TIVA_PAL_GPIOQ3_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOQ4_NUMBER, TIVA_PAL_GPIOQ4_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOQ5_NUMBER, TIVA_PAL_GPIOQ5_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOQ6_NUMBER, TIVA_PAL_GPIOQ6_IRQ_PRIORITY); + nvicEnableVector(TIVA_GPIOQ7_NUMBER, TIVA_PAL_GPIOQ7_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOR + nvicEnableVector(TIVA_GPIOR_NUMBER, TIVA_PAL_GPIOR_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOS + nvicEnableVector(TIVA_GPIOS_NUMBER, TIVA_PAL_GPIOS_IRQ_PRIORITY); +#endif +#if TIVA_HAS_GPIOT + nvicEnableVector(TIVA_GPIOT_NUMBER, TIVA_PAL_GPIOT_IRQ_PRIORITY); +#endif +} +#endif + +#define gpio_serve_irq(mask, pin, channel) { \ + \ + if ((mask) & (1U << (pin))) { \ + _pal_isr_code(channel); \ + } \ +} + +/** + * @brief Generic interrupt serving code for multiple pins per interrupt + * handler. + */ +#define ext_lld_serve_port_interrupt(gpio, start) \ + do { \ + uint32_t mis = HWREG(gpio + GPIO_O_MIS); \ + \ + HWREG(gpio + GPIO_O_ICR) = mis; \ + \ + gpio_serve_irq(mis, 0, start + 0); \ + gpio_serve_irq(mis, 1, start + 1); \ + gpio_serve_irq(mis, 2, start + 2); \ + gpio_serve_irq(mis, 3, start + 3); \ + gpio_serve_irq(mis, 4, start + 4); \ + gpio_serve_irq(mis, 5, start + 5); \ + gpio_serve_irq(mis, 6, start + 6); \ + gpio_serve_irq(mis, 7, start + 7); \ + } while (0); + +/** + * @brief Generic interrupt serving code for single pin per interrupt + * handler. + */ +#define ext_lld_serve_pin_interrupt(gpio, start, pin) \ + do { \ + HWREG(gpio + GPIO_O_ICR) = (1 << pin); \ + gpio_serve_irq((1 << pin), pin, start) \ + } while (0); + /*===========================================================================*/ /* 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. */ /*===========================================================================*/ @@ -294,6 +822,14 @@ static void gpio_unlock(ioportid_t port, ioportmask_t mask) */ void _pal_lld_init(const PALConfig *config) { +#if PAL_USE_CALLBACKS || PAL_USE_WAIT || defined(__DOXYGEN__) + unsigned i; + + for (i = 0; i < TIVA_GPIO_PINS; i++) { + _pal_init_event(i); + } +#endif + /* * Enables all GPIO clocks. */ @@ -366,6 +902,9 @@ void _pal_lld_init(const PALConfig *config) #if TIVA_HAS_GPIOT || defined(__DOXYGEN__) gpio_init(GPIOT, &config->PTData); #endif +#if PAL_USE_CALLBACKS || PAL_USE_WAIT + gpio_irq_enable(); +#endif } /** @@ -436,6 +975,159 @@ void _pal_lld_setgroupmode(ioportid_t port, ioportmask_t mask, iomode_t mode) } } +#if PAL_USE_CALLBACKS || PAL_USE_WAIT || defined(__DOXYGEN__) +/** + * @brief Pad event enable. + * @note Programming an unknown or unsupported mode is silently ignored. + * + * @param[in] port port identifier + * @param[in] pad pad number within the port + * @param[in] mode pad event mode + * + * @notapi + */ +void _pal_lld_enablepadevent(ioportid_t port, + iopadid_t pad, + ioeventmode_t mode) +{ + //uint8_t portidx; + uint32_t padmask; + + //portidx = (((uint32_t)port - (uint32_t)GPIOA) >> 12) & 0x1FU; + padmask = (1 << pad); + + /* Disable interrupt before changing edge configuration.*/ + HWREG(port + GPIO_O_IM) &= ~padmask; + + /* Configure pin to be edge-sensitive.*/ + HWREG(port + GPIO_O_IS) &= ~(1 << pad); + + /* Configure edges */ + switch(mode & PAL_EVENT_MODE_EDGES_MASK) { + case PAL_EVENT_MODE_BOTH_EDGES: + HWREG(port + GPIO_O_IBE) |= padmask; + break; + case PAL_EVENT_MODE_RISING_EDGE: + HWREG(port + GPIO_O_IBE) &= ~padmask; + HWREG(port + GPIO_O_IEV) &= ~padmask; + break; + case PAL_EVENT_MODE_FALLING_EDGE: + HWREG(port + GPIO_O_IBE) &= ~padmask; + HWREG(port + GPIO_O_IEV) |= padmask; + break; + default: + /* Interrupt is already disabled */ + break; + } + + if (mode & PAL_EVENT_MODE_EDGES_MASK) { + /* Enable interrupt for this pad */ + HWREG(port + GPIO_O_IM) |= padmask; + } +} + +/** + * @brief Pad event disable. + * @details This function disables previously programmed event callbacks. + * + * @param[in] port port identifier + * @param[in] pad pad number within the port + * + * @notapi + */ +void _pal_lld_disablepadevent(ioportid_t port, iopadid_t pad) +{ + uint8_t portidx; + uint8_t eventidx; + + portidx = (((uint32_t)port - (uint32_t)GPIOA) >> 12) & 0x1FU; + + eventidx = portidx * 8 + pad; + + HWREG(port + GPIO_O_IM) &= ~(1 << pad); + +#if PAL_USE_CALLBACKS || PAL_USE_WAIT + /* Callback cleared and/or thread reset.*/ + _pal_clear_event(eventidx); +#endif +} + +/** + * @brief Disables GPIO IRQ sources. + */ +void pal_lld_disable_irqs(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 +} +#endif /* PAL_USE_CALLBACKS || PAL_USE_WAIT */ + #endif /* HAL_USE_PAL */ /** |