Date: Fri, 18 Oct 2013 15:40:37 +0000 (UTC) From: Brooks Davis <brooks@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r256745 - head/sys/mips/beri Message-ID: <201310181540.r9IFebkB038440@svn.freebsd.org>
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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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