diff options
| author | jhb <jhb@FreeBSD.org> | 2009-05-20 16:11:22 +0000 |
|---|---|---|
| committer | jhb <jhb@FreeBSD.org> | 2009-05-20 16:11:22 +0000 |
| commit | e7900df956f7e2bffe05dde2db6865cb9d5bbfcb (patch) | |
| tree | 8bf82efbf8f78822d4f3793a8826857b7f781eb9 /sys/i386 | |
| parent | 02a6873f8d4b989c09f393e412aa24487ead7b6b (diff) | |
| download | FreeBSD-src-e7900df956f7e2bffe05dde2db6865cb9d5bbfcb.zip FreeBSD-src-e7900df956f7e2bffe05dde2db6865cb9d5bbfcb.tar.gz | |
Don't bother reading the initial value of the machine check banks during
startup on Pentium 4 CPUs. This wasn't safe to do on APs during AP startup,
was of limited value, and won't be used for future processors.
Diffstat (limited to 'sys/i386')
| -rw-r--r-- | sys/i386/i386/mca.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/sys/i386/i386/mca.c b/sys/i386/i386/mca.c index 5ad8c52..5e7e4ff 100644 --- a/sys/i386/i386/mca.c +++ b/sys/i386/i386/mca.c @@ -491,10 +491,6 @@ mca_init(void) if (!(i == 0 && (cpu_id & 0xf00) == 0x600)) wrmsr(MSR_MC_CTL(i), 0xffffffffffffffffUL); - /* XXX: Better CPU test needed here. */ - if ((cpu_id & 0xf00) == 0xf00) - mca_record_entry(i); - /* Clear all errors. */ wrmsr(MSR_MC_STATUS(i), 0); } |
