diff options
| author | Nathan Conrad <[email protected]> | 2019-09-16 22:56:17 -0400 |
|---|---|---|
| committer | Nathan Conrad <[email protected]> | 2019-09-16 22:56:17 -0400 |
| commit | 89ffe78f84fe9771f23b51e60e539cec236a1704 (patch) | |
| tree | 1d5b056a043b7032336bd2334fe3546c8c05f4ed /src | |
| parent | a33a8547936ccea0cfcbba8823c44cae8a887269 (diff) | |
ST FSDEV: No need to always reset the interrupt priority, also add some synchronization primitives after disabling interrupts.
Diffstat (limited to 'src')
| -rw-r--r-- | src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c b/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c index 00a016e3b..e2df2abe4 100644 --- a/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c +++ b/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c @@ -258,12 +258,8 @@ void dcd_int_enable (uint8_t rhport) { (void)rhport; #if defined(STM32F0) - NVIC_SetPriority(USB_IRQn, 0); NVIC_EnableIRQ(USB_IRQn); #elif defined(STM32F3) - NVIC_SetPriority(USB_HP_CAN_TX_IRQn, 0); - NVIC_SetPriority(USB_LP_CAN_RX0_IRQn, 0); - NVIC_SetPriority(USBWakeUp_IRQn, 0); NVIC_EnableIRQ(USB_HP_CAN_TX_IRQn); NVIC_EnableIRQ(USB_LP_CAN_RX0_IRQn); NVIC_EnableIRQ(USBWakeUp_IRQn); @@ -283,6 +279,10 @@ void dcd_int_disable(uint8_t rhport) #else #error Unknown arch in USB driver #endif + // I'm not convinced that memory synchronization is completely necessary, but + // it isn't a bad idea. + __DSB(); + __ISB(); } // Receive Set Address request, mcu port must also include status IN response |