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Catch the case where the idle loop is entered with interrupts disabled,

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causing a hard hang.
This commit is contained in:
grehan 2005-02-28 09:49:00 +00:00
parent 001881a134
commit 2773bd509b
2 changed files with 18 additions and 2 deletions
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10
sys/powerpc/aim/machdep.c
View File

@ -735,7 +735,15 @@ cpu_halt(void)
void void
cpu_idle(void) cpu_idle(void)
{ {
/* Insert code to halt (until next interrupt) for the idle loop */ /* TODO: Insert code to halt (until next interrupt) */
#ifdef INVARIANTS
if ((mfmsr() & PSL_EE) != PSL_EE) {
struct thread *td = curthread;
printf("td crit %x\n", td->td_md.md_savecrit);
panic("ints disabled in idleproc!");
}
#endif
} }
/* /*

10
sys/powerpc/powerpc/machdep.c
View File

@ -735,7 +735,15 @@ cpu_halt(void)
void void
cpu_idle(void) cpu_idle(void)
{ {
/* Insert code to halt (until next interrupt) for the idle loop */ /* TODO: Insert code to halt (until next interrupt) */
#ifdef INVARIANTS
if ((mfmsr() & PSL_EE) != PSL_EE) {
struct thread *td = curthread;
printf("td crit %x\n", td->td_md.md_savecrit);
panic("ints disabled in idleproc!");
}
#endif
} }
/* /*