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| author | peter <peter@FreeBSD.org> | 1999-09-05 20:17:40 +0000 |
|---|---|---|
| committer | peter <peter@FreeBSD.org> | 1999-09-05 20:17:40 +0000 |
| commit | 3bf1b4473ae66ac0e7a7c053ec9c38057781a5c5 (patch) | |
| tree | 78d43c8487461b05617f93fba5beb0cabf1eda75 /sys/kern | |
| parent | 2ba0669ae5964e6211d0282ec2b84f569b9a188c (diff) | |
| download | FreeBSD-src-3bf1b4473ae66ac0e7a7c053ec9c38057781a5c5.zip FreeBSD-src-3bf1b4473ae66ac0e7a7c053ec9c38057781a5c5.tar.gz | |
Set up FPU state on the AP.
Tested by: phk
Diffstat (limited to 'sys/kern')
| -rw-r--r-- | sys/kern/subr_smp.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/kern/subr_smp.c b/sys/kern/subr_smp.c index 283ed17..3711b37 100644 --- a/sys/kern/subr_smp.c +++ b/sys/kern/subr_smp.c @@ -72,6 +72,7 @@ #include <machine/tss.h> #include <machine/specialreg.h> #include <machine/cputypes.h> +#include <machine/cputypes.h> #include <machine/globaldata.h> #if defined(APIC_IO) @@ -2189,6 +2190,9 @@ ap_init() /* XXX FIXME: i386 specific, and redundant: Setup the FPU. */ load_cr0((rcr0() & ~CR0_EM) | CR0_MP | CR0_NE | CR0_TS); + /* set up FPU state on the AP */ + npxinit(__INITIAL_NPXCW__); + /* A quick check from sanity claus */ apic_id = (apic_id_to_logical[(lapic.id & 0x0f000000) >> 24]); if (cpuid != apic_id) { |
