diff options
| author | Paul Selkirk <paul@psgd.org> | 2017-07-31 23:23:05 -0400 |
|---|---|---|
| committer | Paul Selkirk <paul@psgd.org> | 2017-07-31 23:23:05 -0400 |
| commit | 9ffead1c015bf05425b78d43b1b4b3e21f109929 (patch) | |
| tree | f6685cb986820804d1b1d274c28b13126a5fca0d | |
| parent | 0d33ff82c8b9436d83e6bf20a12de3d53c8ae591 (diff) | |
Add a generic SysTick hook, to call a function on every 1ms tick, because it's easier than setting up a dedicated timer.
| -rw-r--r-- | libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_CRYPTECH_ALPHA/stm32f4xx_it.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_CRYPTECH_ALPHA/stm32f4xx_it.c b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_CRYPTECH_ALPHA/stm32f4xx_it.c index 8e5cc73..4629e44 100644 --- a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_CRYPTECH_ALPHA/stm32f4xx_it.c +++ b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_CRYPTECH_ALPHA/stm32f4xx_it.c @@ -64,6 +64,13 @@ void HardFault_Handler(void) while (1) { ; } } +static void default_SysTick_hook(void) { }; +static void (*SysTick_hook)(void) = default_SysTick_hook; +void set_SysTick_hook(void (*hook)(void)) +{ + SysTick_hook = (hook == NULL) ? default_SysTick_hook : hook; +} + /** * @brief This function handles SysTick Handler. * @param None @@ -72,6 +79,7 @@ void HardFault_Handler(void) void SysTick_Handler(void) { HAL_IncTick(); + SysTick_hook(); } /******************************************************************************/ |