* Handler for uninitialized and spurious interrupts.
*/
bad_interrupt:
- addql #1,num_spurious
+ addql #1,irq_err_count
rte
/*
* Beware - when entering resume, prev (the current task) is
- * in a0, next (the new task) is in a1,so don't change these
+ * in a0, next (the new task) is in a1, so don't change these
* registers until their contents are no longer needed.
*/
ENTRY(resume)
movel %a0,%d1 /* save prev thread in d1 */
movew %sr,%a0@(TASK_THREAD+THREAD_SR) /* save sr */
- movel %usp,%a2 /* save usp */
- movel %a2,%a0@(TASK_THREAD+THREAD_USP)
-
SAVE_SWITCH_STACK
movel %sp,%a0@(TASK_THREAD+THREAD_KSP) /* save kernel stack */
+ movel %usp,%a3 /* save usp */
+ movel %a3,%a0@(TASK_THREAD+THREAD_USP)
+
+ movel %a1@(TASK_THREAD+THREAD_USP),%a3 /* restore user stack */
+ movel %a3,%usp
movel %a1@(TASK_THREAD+THREAD_KSP),%sp /* restore new thread stack */
RESTORE_SWITCH_STACK
-
- movel %a1@(TASK_THREAD+THREAD_USP),%a0 /* restore user stack */
- movel %a0,%usp
movew %a1@(TASK_THREAD+THREAD_SR),%sr /* restore thread status reg */
rts