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Try to put the CPU into a low power state if we failed to otherwise halt

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the system.

Obtained from:	ABT Systems Ltd
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Andrew Turner 2015-07-31 15:54:34 +00:00
parent 176739d3f5
commit 9e2529043b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=286134
1 changed files with 5 additions and 1 deletions
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6
sys/arm64/arm64/machdep.c
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@ -376,7 +376,11 @@ void
cpu_halt(void)
{
panic("ARM64TODO: cpu_halt");
/* We should have shutdown by now, if not enter a low power sleep */
intr_disable();
while (1) {
__asm __volatile("wfi");
}
}
/*