diff options
| author | Jean-François Milants <jf@codingfield.com> | 2021-02-14 13:42:30 (GMT) |
|---|---|---|
| committer | Jean-François Milants <jf@codingfield.com> | 2021-02-14 13:42:30 (GMT) |
| commit | 01e194426d51ffb1a6e9e3162567f29c2a84154d (patch) | |
| tree | 5ea6eec5bebf4c9245c5c901c205d3c4e12e562c /src/FreeRTOS/port_cmsis.c | |
| parent | 6420885abb96735e085f3c60b123b0c671a7afb8 (diff) | |
Fix IRQ management in FreeRTOS to avoid crash and deadlock in BLE stack.
Diffstat (limited to 'src/FreeRTOS/port_cmsis.c')
| -rw-r--r-- | src/FreeRTOS/port_cmsis.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/FreeRTOS/port_cmsis.c b/src/FreeRTOS/port_cmsis.c index 2fbec43..d8850b5 100644 --- a/src/FreeRTOS/port_cmsis.c +++ b/src/FreeRTOS/port_cmsis.c @@ -354,4 +354,24 @@ static void vPortEnableVFP( void ) configASSERT( NVIC_GetPriorityGrouping() <= ulMaxPRIGROUPValue ); } +uint32_t ulSetInterruptMaskFromISR( void ) +{ + __asm volatile ( + " mrs r0, PRIMASK \n" + " cpsid i \n" + " bx lr " + ::: "memory" + ); +} +/*-----------------------------------------------------------*/ + +void vClearInterruptMaskFromISR( __attribute__( ( unused ) ) uint32_t ulMask ) +{ + __asm volatile ( + " msr PRIMASK, r0 \n" + " bx lr " + ::: "memory" + ); +} + #endif /* configASSERT_DEFINED */ |