Pratikkumar V Prajapati has uploaded this change for review. ( https://review.coreboot.org/21240
Change subject: soc/intel/skylake: Use common mca_configure() API ......................................................................
soc/intel/skylake: Use common mca_configure() API
Use mca_configure() API from cpulib to configure Intel Machine Check Architecture (MCA)
Change-Id: Ia96cb82fff3def46dbecb09dee94de86f179abe6 Signed-off-by: Pratik Prajapati pratikkumar.v.prajapati@intel.com --- M src/soc/intel/skylake/cpu.c 1 file changed, 4 insertions(+), 24 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/40/21240/1
diff --git a/src/soc/intel/skylake/cpu.c b/src/soc/intel/skylake/cpu.c index 031a01d..0ad5dc9 100644 --- a/src/soc/intel/skylake/cpu.c +++ b/src/soc/intel/skylake/cpu.c @@ -324,29 +324,6 @@ printk(BIOS_DEBUG, "cpu: energy policy set to %u\n", policy); }
-static void configure_mca(void) -{ - msr_t msr; - int i; - int num_banks; - - msr = rdmsr(IA32_MCG_CAP); - num_banks = msr.lo & 0xff; - msr.lo = msr.hi = 0; - /* - * TODO(adurbin): This should only be done on a cold boot. Also, some - * of these banks are core vs package scope. For now every CPU clears - * every bank. - */ - for (i = 0; i < num_banks; i++) { - /* Clear the machine check status */ - wrmsr(IA32_MC0_STATUS + (i * 4), msr); - /* Initialize machine checks */ - wrmsr(IA32_MC0_CTL + i * 4, - (msr_t) {.lo = 0xffffffff, .hi = 0xffffffff}); - } -} - static void configure_c_states(void) { msr_t msr; @@ -410,7 +387,10 @@ void soc_core_init(device_t cpu) { /* Clear out pending MCEs */ - configure_mca(); + /* TODO(adurbin): This should only be done on a cold boot. Also, some + * of these banks are core vs package scope. For now every CPU clears + * every bank. */ + mca_configure();
/* Enable the local CPU apics */ enable_lapic_tpr();