diff options
Diffstat (limited to 'src/cpu/via/nano/nano_init.c')
-rw-r--r-- | src/cpu/via/nano/nano_init.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/src/cpu/via/nano/nano_init.c b/src/cpu/via/nano/nano_init.c index 62c6316d34..985a3c7303 100644 --- a/src/cpu/via/nano/nano_init.c +++ b/src/cpu/via/nano/nano_init.c @@ -28,9 +28,6 @@ #define MODEL_NANO_3000_B0 0x8 #define MODEL_NANO_3000_B2 0xa -#define MSR_IA32_PERF_STATUS 0x00000198 -#define MSR_IA32_PERF_CTL 0x00000199 -#define MSR_IA32_MISC_ENABLE 0x000001a0 #define NANO_MYSTERIOUS_MSR 0x120e static void nano_finish_fid_vid_transition(void) @@ -41,7 +38,7 @@ static void nano_finish_fid_vid_transition(void) int cnt = 0; do { udelay(16); - msr = rdmsr(MSR_IA32_PERF_STATUS); + msr = rdmsr(IA32_PERF_STATUS); cnt++; if (cnt > 128) { printk(BIOS_WARNING, @@ -61,7 +58,7 @@ static void nano_set_max_fid_vid(void) { msr_t msr; /* Get voltage and frequency info */ - msr = rdmsr(MSR_IA32_PERF_STATUS); + msr = rdmsr(IA32_PERF_STATUS); u8 min_fid = (msr.hi >> 24); u8 max_fid = (msr.hi >> 8) & 0xff; u8 min_vid = (msr.hi >> 16) & 0xff; @@ -78,7 +75,7 @@ static void nano_set_max_fid_vid(void) /* Set highest frequency and VID */ msr.lo = msr.hi; msr.hi = 0; - wrmsr(MSR_IA32_PERF_CTL, msr); + wrmsr(IA32_PERF_CTL, msr); /* Wait for the transition to complete, otherwise, the CPU * might reset itself repeatedly */ nano_finish_fid_vid_transition(); @@ -96,9 +93,9 @@ static void nano_power(void) { msr_t msr; /* Enable Powersaver */ - msr = rdmsr(MSR_IA32_MISC_ENABLE); + msr = rdmsr(IA32_MISC_ENABLE); msr.lo |= (1 << 16); - wrmsr(MSR_IA32_MISC_ENABLE, msr); + wrmsr(IA32_MISC_ENABLE, msr); /* Enable 6 bit or 7-bit VRM support * This MSR is not documented by VIA docs, other than setting these @@ -116,24 +113,24 @@ static void nano_power(void) nano_set_max_fid_vid(); /* Enable TM3 */ - msr = rdmsr(MSR_IA32_MISC_ENABLE); + msr = rdmsr(IA32_MISC_ENABLE); msr.lo |= ( (1 << 3) | (1 << 13) ); - wrmsr(MSR_IA32_MISC_ENABLE, msr); + wrmsr(IA32_MISC_ENABLE, msr); u8 stepping = ( cpuid_eax(0x1) ) &0xf; if (stepping >= MODEL_NANO_3000_B0) { /* Hello Nano 3000. The Terminator needs a CPU upgrade */ /* Enable C1e, C2e, C3e, and C4e states */ - msr = rdmsr(MSR_IA32_MISC_ENABLE); + msr = rdmsr(IA32_MISC_ENABLE); msr.lo |= ( (1 << 25) | (1 << 26) | (1 << 31)); /* C1e, C2e, C3e */ msr.hi |= (1 << 0); /* C4e */ - wrmsr(MSR_IA32_MISC_ENABLE, msr); + wrmsr(IA32_MISC_ENABLE, msr); } /* Lock on Powersaver */ - msr = rdmsr(MSR_IA32_MISC_ENABLE); + msr = rdmsr(IA32_MISC_ENABLE); msr.lo |= (1 << 20); - wrmsr(MSR_IA32_MISC_ENABLE, msr); + wrmsr(IA32_MISC_ENABLE, msr); } static void nano_init(struct device *dev) |