stmhal/irq: Add comment about SDIO priority being higher than DMA.

2015-11-24 15:51:07 +00:00 · 2015-11-24 15:51:07 +00:00 · 18820471ae
commit 18820471ae
parent 22bd23114a
1 changed files with 1 additions and 0 deletions
--- a/stmhal/irq.h
+++ b/stmhal/irq.h
@ -69,6 +69,7 @@ MP_DECLARE_CONST_FUN_OBJ(pyb_enable_irq_obj);
 #define IRQ_PRI_FLASH           1
 #define IRQ_SUBPRI_FLASH                    1

+// SDIO must be higher priority than DMA for SDIO DMA transfers to work.
 #define IRQ_PRI_SDIO            4
 #define IRQ_SUBPRI_SDIO                     0