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Merge pull request #1956 from haukepetersen/fix_stm32f0_timer

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cpu/stm32f0: fixed low-level timer driver
This commit is contained in:
Hauke Petersen 2014-11-10 13:58:41 +01:00
commit 6cc4a7a6eb
2 changed files with 6 additions and 3 deletions
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1
cpu/stm32f0/hwtimer_arch.c
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@ -69,5 +69,4 @@ unsigned long hwtimer_arch_now(void)
void irq_handler(int channel) void irq_handler(int channel)
{ {
timeout_handler((short)(channel)); timeout_handler((short)(channel));
thread_yield();
} }

8
cpu/stm32f0/periph/timer.c
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@ -22,13 +22,14 @@
#include "cpu.h" #include "cpu.h"
#include "board.h" #include "board.h"
#include "sched.h"
#include "thread.h"
#include "periph_conf.h" #include "periph_conf.h"
#include "periph/timer.h" #include "periph/timer.h"
/* guard file in case no TIMER devices are defined */ /* guard file in case no TIMER devices are defined */
#if TIMER_0_EN || TIMER_1_EN #if TIMER_0_EN || TIMER_1_EN
static inline void irq_handler(tim_t timer, TIM_TypeDef *dev); static inline void irq_handler(tim_t timer, TIM_TypeDef *dev);
typedef struct { typedef struct {
@ -38,7 +39,7 @@ typedef struct {
/** /**
* Timer state memory * Timer state memory
*/ */
timer_conf_t config[TIMER_NUMOF]; static timer_conf_t config[TIMER_NUMOF];
int timer_init(tim_t dev, unsigned int ticks_per_us, void (*callback)(int)) int timer_init(tim_t dev, unsigned int ticks_per_us, void (*callback)(int))
@ -326,5 +327,8 @@ static inline void irq_handler(tim_t timer, TIM_TypeDef *dev)
dev->SR &= ~TIM_SR_CC4IF; dev->SR &= ~TIM_SR_CC4IF;
config[timer].cb(3); config[timer].cb(3);
} }
if (sched_context_switch_request) {
thread_yield();
}
} }
#endif /* TIMER_0_EN || TIMER_1_EN */ #endif /* TIMER_0_EN || TIMER_1_EN */