diff options
| author | Keith Packard <keithp@keithp.com> | 2018-08-13 17:43:13 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2018-08-15 15:40:15 -0700 |
| commit | f16d1e3a2f074b96aae6b9053e8e9e03bd282741 (patch) | |
| tree | 717f66d2a6fcbff2fc0145ac4dfaf8b71c298d41 | |
| parent | bb9d071d328969fc3c544897f1fc96e55a842198 (diff) | |
altos: Allow timer interrupt without needing tick count
This saves a bit of space in the fox1ihu loader which uses the timer
interrupt to poke the watchdog.
Signed-off-by: Keith Packard <keithp@keithp.com>
| -rw-r--r-- | src/fox1ihu/flash-loader/ao_pins.h | 2 | ||||
| -rw-r--r-- | src/stm/ao_timer.c | 5 |
2 files changed, 6 insertions, 1 deletions
diff --git a/src/fox1ihu/flash-loader/ao_pins.h b/src/fox1ihu/flash-loader/ao_pins.h index 19f29b08..c4fa69bd 100644 --- a/src/fox1ihu/flash-loader/ao_pins.h +++ b/src/fox1ihu/flash-loader/ao_pins.h @@ -45,7 +45,7 @@ AO_WATCHDOG_PORT->odr ^= (1 << AO_WATCHDOG_BIT); \ } while (0) -#define HAS_TICK 1 +#define HAS_TICK 0 #include <ao_flash_stm_pins.h> /* Attached signal, PB8 */ diff --git a/src/stm/ao_timer.c b/src/stm/ao_timer.c index 7b526902..9d118b72 100644 --- a/src/stm/ao_timer.c +++ b/src/stm/ao_timer.c @@ -26,6 +26,8 @@ #define HAS_TICK 1 #endif +#if HAS_TICK || defined(AO_TIMER_HOOK) + #if HAS_TICK volatile AO_TICK_TYPE ao_tick_count; @@ -34,6 +36,7 @@ ao_time(void) { return ao_tick_count; } +#endif #if AO_DATA_ALL volatile __data uint8_t ao_data_interval = 1; @@ -44,7 +47,9 @@ void stm_systick_isr(void) { ao_validate_cur_stack(); if (stm_systick.csr & (1 << STM_SYSTICK_CSR_COUNTFLAG)) { +#if HAS_TICK ++ao_tick_count; +#endif #if HAS_TASK_QUEUE if (ao_task_alarm_tick && (int16_t) (ao_tick_count - ao_task_alarm_tick) >= 0) ao_task_check_alarm((uint16_t) ao_tick_count); |