RTEMS | bsp/stm32h7: fix DMA allocator IRQ handling and stream boundary check (!1196)

Fri Jun 5 02:43:10 UTC 2026

Kinsey Moore started a new discussion on bsps/arm/stm32h7/dma/dma-allocator.c: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1196#note_151965

 >    uint16_t dma_mask = 0;
 >    rtems_status_code sc;
 >  
 > -  if (dma_channel_offset > DMA2_BASE) {
 > +  if (dma_channel_offset >= DMA2_Stream0_BASE) {

The current comparison is perfectly valid. DMA2_Stream0_BASE != DMA2_BASE (see contrib/bsps/arm/stm32h7/cmsis-device-h7/Include/stm32h7*.h`)

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1196#note_151965
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