Date: Tue, 11 Nov 2003 19:25:16 -0800 (PST) From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 42080 for review Message-ID: <200311120325.hAC3PGsL032082@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=42080 Change 42080 by peter@peter_daintree on 2003/11/11 19:24:43 Stab the 8259A's in the heart real early to make damn sure they're dead. Affected files ... .. //depot/projects/hammer/sys/amd64/amd64/machdep.c#63 edit Differences ... ==== //depot/projects/hammer/sys/amd64/amd64/machdep.c#63 (text+ko) ==== @@ -113,10 +113,9 @@ #include <machine/smp.h> #endif -#ifdef DEV_ISA #include <amd64/isa/icu.h> -#endif +#include <isa/isareg.h> #include <isa/rtc.h> #include <sys/ptrace.h> #include <machine/sigframe.h> @@ -1123,6 +1122,10 @@ u_int64_t msr; char *env; + /* Preemptively mask the atpics and leave them shut down */ + outb(IO_ICU1 + ICU_IMR_OFFSET, 0xff); + outb(IO_ICU2 + ICU_IMR_OFFSET, 0xff); + /* Turn on PTE NX (no execute) bit */ msr = rdmsr(MSR_EFER) | EFER_NXE; wrmsr(MSR_EFER, msr);
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