Revert "altos/stm: Run scheduler code on interrupt stack"

This reverts commit 6a9546413d6a236c010e806b50506d870961d074.

This causes the device to stop reliably handling interrupts.

1 files changed, 1 insertions, 15 deletions

diff --git a/src/stm/ao_arch_funcs.h b/src/stm/ao_arch_funcs.h
index 5a7782de..2c017c79 100644
--- a/src/stm/ao_arch_funcs.h
+++ b/src/stm/ao_arch_funcs.h
@@ -391,13 +391,6 @@ static inline void ao_arch_save_stack(void) {
 
 static inline void ao_arch_restore_stack(void) {
 	uint32_t	sp;
-	uint32_t	control;
-
-	asm("mrs %0,control" : "=&r" (control));
-	control |= (1 << 1);
-	asm("msr control,%0" : : "r" (control));
-	asm("isb");
-
 	sp = (uint32_t) ao_cur_task->sp;
 
 	/* Switch stacks */
@@ -454,14 +447,7 @@ static inline void ao_arch_start_scheduler(void) {
 }
 #endif
 
-static inline void ao_arch_isr_stack(void) {
-	uint32_t	control;
-
-	asm("mrs %0,control" : "=&r" (control));
-	control &= ~(1 << 1);
-	asm("msr control,%0" : : "r" (control));
-	asm("isb");
-}
+#define ao_arch_isr_stack()
 
 #endif