Author: brooks
Date: Fri Oct 18 15:40:37 2013
New Revision: 256745
URL: http://svnweb.freebsd.org/changeset/base/256745
Log:
MFP4:
Change 227630 by bz@bz_zenith on 2013/04/12 08:50:27
Implement soft reset setting sr in sr and just in case loop
endlessly afterwards.
MFC after: 3 days
Sponsored by: DARPA/AFRL
Modified:
head/sys/mips/beri/beri_machdep.c
Modified: head/sys/mips/beri/beri_machdep.c
==============================================================================
--- head/sys/mips/beri/beri_machdep.c Fri Oct 18 15:27:11 2013
(r256744)
+++ head/sys/mips/beri/beri_machdep.c Fri Oct 18 15:40:37 2013
(r256745)
@@ -116,14 +116,19 @@ mips_init(void)
/*
* Perform a board-level soft-reset.
- *
- * XXXRW: BERI doesn't yet have a board-level soft-reset.
*/
void
platform_reset(void)
{
- panic("%s: not yet", __func__);
+ /* XXX SMP will likely require us to do more. */
+ __asm__ __volatile__(
+ "mfc0 $k0, $12\n\t"
+ "li $k1, 0x00100000\n\t"
+ "or $k0, $k0, $k1\n\t"
+ "mtc0 $k0, $12\n");
+ for( ; ; )
+ __asm__ __volatile("wait");
}
void
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