diff options
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/amd/stoneyridge/mca.c | 43 |
1 files changed, 26 insertions, 17 deletions
diff --git a/src/soc/amd/stoneyridge/mca.c b/src/soc/amd/stoneyridge/mca.c index de86ded863..8833b54401 100644 --- a/src/soc/amd/stoneyridge/mca.c +++ b/src/soc/amd/stoneyridge/mca.c @@ -20,6 +20,14 @@ #include <soc/northbridge.h> #include <console/console.h> +struct mca_bank { + msr_t ctl; + msr_t sts; + msr_t addr; + msr_t misc; + msr_t cmask; +}; + static const char *const mca_bank_name[] = { "Load-store unit", "Instruction fetch unit", @@ -33,45 +41,46 @@ static const char *const mca_bank_name[] = { void check_mca(void) { int i; - msr_t msr; + msr_t cap; + struct mca_bank mci; int num_banks; - msr = rdmsr(MCG_CAP); - num_banks = msr.lo & MCA_BANKS_MASK; + cap = rdmsr(MCG_CAP); + num_banks = cap.lo & MCA_BANKS_MASK; if (is_warm_reset()) { for (i = 0 ; i < num_banks ; i++) { if (i == 3) /* Reserved in Family 15h */ continue; - msr = rdmsr(MC0_STATUS + (i * 4)); - if (msr.hi || msr.lo) { + mci.sts = rdmsr(MC0_STATUS + (i * 4)); + if (mci.sts.hi || mci.sts.lo) { int core = cpuid_ebx(1) >> 24; printk(BIOS_WARNING, "#MC Error: core %d, bank %d %s\n", core, i, mca_bank_name[i]); printk(BIOS_WARNING, " MC%d_STATUS = %08x_%08x\n", - i, msr.hi, msr.lo); - msr = rdmsr(MC0_ADDR + (i * 4)); + i, mci.sts.hi, mci.sts.lo); + mci.addr = rdmsr(MC0_ADDR + (i * 4)); printk(BIOS_WARNING, " MC%d_ADDR = %08x_%08x\n", - i, msr.hi, msr.lo); - msr = rdmsr(MC0_MISC + (i * 4)); + i, mci.addr.hi, mci.addr.lo); + mci.misc = rdmsr(MC0_MISC + (i * 4)); printk(BIOS_WARNING, " MC%d_MISC = %08x_%08x\n", - i, msr.hi, msr.lo); - msr = rdmsr(MC0_CTL + (i * 4)); + i, mci.misc.hi, mci.misc.lo); + mci.ctl = rdmsr(MC0_CTL + (i * 4)); printk(BIOS_WARNING, " MC%d_CTL = %08x_%08x\n", - i, msr.hi, msr.lo); - msr = rdmsr(MC0_CTL_MASK + i); + i, mci.ctl.hi, mci.ctl.lo); + mci.cmask = rdmsr(MC0_CTL_MASK + i); printk(BIOS_WARNING, " MC%d_CTL_MASK = %08x_%08x\n", - i, msr.hi, msr.lo); + i, mci.cmask.hi, mci.cmask.lo); } } } /* zero the machine check error status registers */ - msr.lo = 0; - msr.hi = 0; + mci.sts.lo = 0; + mci.sts.hi = 0; for (i = 0 ; i < num_banks ; i++) - wrmsr(MC0_STATUS + (i * 4), msr); + wrmsr(MC0_STATUS + (i * 4), mci.sts); } |