diff options
Diffstat (limited to 'os/hal/platforms/STM32/gpt_lld.c')
| -rw-r--r-- | os/hal/platforms/STM32/gpt_lld.c | 59 |
1 files changed, 47 insertions, 12 deletions
diff --git a/os/hal/platforms/STM32/gpt_lld.c b/os/hal/platforms/STM32/gpt_lld.c index 8419cad68..f7a9226ad 100644 --- a/os/hal/platforms/STM32/gpt_lld.c +++ b/os/hal/platforms/STM32/gpt_lld.c @@ -31,18 +31,6 @@ #if HAL_USE_GPT || defined(__DOXYGEN__)
-/* There are differences in vector names in the ST header for devices
- including TIM15, TIM16, TIM17.*/
-#if STM32_HAS_TIM15
-#define TIM1_BRK_IRQn TIM1_BRK_TIM15_IRQn
-#endif
-#if STM32_HAS_TIM16
-#define TIM1_UP_IRQn TIM1_UP_TIM16_IRQn
-#endif
-#if STM32_HAS_TIM17
-#define TIM1_TRG_COM_IRQn TIM1_TRG_COM_TIM17_IRQn
-#endif
-
/*===========================================================================*/
/* Driver exported variables. */
/*===========================================================================*/
@@ -87,6 +75,14 @@ GPTDriver GPTD4; GPTDriver GPTD5;
#endif
+/**
+ * @brief GPTD8 driver identifier.
+ * @note The driver GPTD8 allocates the timer TIM8 when enabled.
+ */
+#if STM32_GPT_USE_TIM8 || defined(__DOXYGEN__)
+GPTDriver GPTD8;
+#endif
+
/*===========================================================================*/
/* Driver local variables. */
/*===========================================================================*/
@@ -194,6 +190,22 @@ CH_IRQ_HANDLER(TIM5_IRQHandler) { }
#endif /* STM32_GPT_USE_TIM5 */
+#if STM32_GPT_USE_TIM8
+/**
+ * @brief TIM5 interrupt handler.
+ *
+ * @isr
+ */
+CH_IRQ_HANDLER(TIM8_IRQHandler) {
+
+ CH_IRQ_PROLOGUE();
+
+ gpt_lld_serve_interrupt(&GPTD8);
+
+ CH_IRQ_EPILOGUE();
+}
+#endif /* STM32_GPT_USE_TIM8 */
+
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
@@ -234,6 +246,12 @@ void gpt_lld_init(void) { GPTD5.tim = TIM5;
gptObjectInit(&GPTD5);
#endif
+
+#if STM32_GPT_USE_TIM8
+ /* Driver initialization.*/
+ GPTD5.tim = TIM8;
+ gptObjectInit(&GPTD8);
+#endif
}
/**
@@ -299,6 +317,17 @@ void gpt_lld_start(GPTDriver *gptp) { gptp->clock = STM32_TIMCLK1;
}
#endif
+
+#if STM32_GPT_USE_TIM8
+ if (&GPTD8 == gptp) {
+ RCC->APB2ENR |= RCC_APB2ENR_TIM8EN;
+ RCC->APB2RSTR = RCC_APB2RSTR_TIM8RST;
+ RCC->APB2RSTR = 0;
+ NVICEnableVector(TIM8_UP_IRQn,
+ CORTEX_PRIORITY_MASK(STM32_GPT_TIM8_IRQ_PRIORITY));
+ gptp->clock = STM32_TIMCLK2;
+ }
+#endif
}
/* Prescaler value calculation.*/
@@ -357,6 +386,12 @@ void gpt_lld_stop(GPTDriver *gptp) { RCC->APB1ENR &= ~RCC_APB1ENR_TIM5EN;
}
#endif
+#if STM32_GPT_USE_TIM8
+ if (&GPTD8 == gptp) {
+ NVICDisableVector(TIM8_UP_IRQn);
+ RCC->APB2ENR &= ~RCC_APB2ENR_TIM8EN;
+ }
+#endif
}
}
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