PERFORCE change 42085 for review
Peter Wemm
peter at FreeBSD.org
Tue Nov 11 19:33:31 PST 2003
http://perforce.freebsd.org/chv.cgi?CH=42085
Change 42085 by peter at peter_overcee on 2003/11/11 19:32:45
sanity check for the outb shootdown for the atpic
Affected files ...
.. //depot/projects/hammer/sys/amd64/amd64/machdep.c#65 edit
Differences ...
==== //depot/projects/hammer/sys/amd64/amd64/machdep.c#65 (text+ko) ====
@@ -48,6 +48,7 @@
#include "opt_ddb.h"
#include "opt_inet.h"
#include "opt_ipx.h"
+#include "opt_isa.h"
#include "opt_kstack_pages.h"
#include "opt_maxmem.h"
#include "opt_msgbuf.h"
@@ -1122,9 +1123,13 @@
u_int64_t msr;
char *env;
+#ifdef DEV_ISA
/* Preemptively mask the atpics and leave them shut down */
outb(IO_ICU1 + ICU_IMR_OFFSET, 0xff);
outb(IO_ICU2 + ICU_IMR_OFFSET, 0xff);
+#else
+#error "have you forgotten the isa device?";
+#endif
/* Turn on PTE NX (no execute) bit */
msr = rdmsr(MSR_EFER) | EFER_NXE;
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