diff options
Diffstat (limited to 'src/cpu/p5/cpuid.c')
| -rw-r--r-- | src/cpu/p5/cpuid.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/src/cpu/p5/cpuid.c b/src/cpu/p5/cpuid.c index d98ce13a8e..2d3d3a87b5 100644 --- a/src/cpu/p5/cpuid.c +++ b/src/cpu/p5/cpuid.c @@ -9,21 +9,20 @@ int mtrr_check(void) { #ifdef i686 /* Only Pentium Pro and later have MTRR */ - unsigned long low, high; - + msr_t msr; printk_debug("\nMTRR check\n"); - rdmsr(0x2ff, low, high); - low = low >> 10; + msr = rdmsr(0x2ff); + msr.lo >>= 10; printk_debug("Fixed MTRRs : "); - if (low & 0x01) + if (msr.lo & 0x01) printk_debug("Enabled\n"); else printk_debug("Disabled\n"); printk_debug("Variable MTRRs: "); - if (low & 0x02) + if (msr.lo & 0x02) printk_debug("Enabled\n"); else printk_debug("Disabled\n"); @@ -31,7 +30,7 @@ int mtrr_check(void) printk_debug("\n"); post_code(0x93); - return ((int) low); + return ((int) msr.lo); #else /* !i686 */ return 0; #endif /* i686 */ |