Skip to content

Fix incorrect DMA ISR handlers being used on STM32U0 #458

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
May 4, 2025
Merged

Fix incorrect DMA ISR handlers being used on STM32U0 #458

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
73 changes: 72 additions & 1 deletion targets/TARGET_STM/stm_dma_utils.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -399,7 +399,7 @@ IRQn_Type stm_get_dma_irqn(const DMALinkInfo *dmaLink)
case 2:
switch(dmaLink->channelIdx)
{
#ifdef TARGET_MCU_STM32G0
#if defined(TARGET_MCU_STM32G0)
// STM32G0 does its own thing and has all DMA2 channels under 1 IRQ
case 1:
case 2:
Expand Down Expand Up @@ -924,6 +924,77 @@ void DMA1_Ch4_5_DMAMUX1_OVR_IRQHandler(void)
}
#endif

#elif defined(TARGET_MCU_STM32U0)

void DMA1_Channel2_3_IRQHandler(void)
{
if(stmDMAHandles[0][1] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][1]);
}
if(stmDMAHandles[0][2] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][2]);
}
}

#ifdef DMA2
void DMA1_Ch4_7_DMA2_Ch1_5_DMAMUX_OVR_IRQHandler(void)
{
if(stmDMAHandles[0][3] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][3]);
}
if(stmDMAHandles[0][4] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][4]);
}
if(stmDMAHandles[0][5] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][5]);
}
if(stmDMAHandles[0][6] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][6]);
}
if(stmDMAHandles[1][0] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[1][0]);
}
if(stmDMAHandles[1][1] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[1][1]);
}
if(stmDMAHandles[1][2] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[1][2]);
}
if(stmDMAHandles[1][3] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[1][3]);
}
if(stmDMAHandles[1][4] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[1][4]);
}
}
#elif defined(DMA1_Channel7)
void DMA1_Ch4_7_DMAMUX_OVR_IRQHandler(void)
{
if(stmDMAHandles[0][3] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][3]);
}
if(stmDMAHandles[0][4] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][4]);
}
if(stmDMAHandles[0][5] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][5]);
}
if(stmDMAHandles[0][6] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][6]);
}
}
#else
void DMA1_Ch4_5_DMAMUX_OVR_IRQHandler(void)
{
if(stmDMAHandles[0][3] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][3]);
}
if(stmDMAHandles[0][4] != NULL) {
HAL_DMA_IRQHandler(stmDMAHandles[0][4]);
}
}
#endif

#elif defined(TARGET_MCU_STM32L0)

void DMA1_Channel2_3_IRQHandler(void)
Expand Down