From b251c024609ebeb2f38a86d679065155333a61d1 Mon Sep 17 00:00:00 2001 From: Philipp Deppenwiese Date: Tue, 27 Nov 2018 14:02:15 +0100 Subject: cpu/intel/microcode: Enable verbose output * Check if microcode is really updated. * Enable more verbose output. Change-Id: I534aa790c8d37b5f1603e1715635446835513a65 Signed-off-by: Philipp Deppenwiese Reviewed-on: https://review.coreboot.org/c/29864 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Rudolph Reviewed-by: David Hendricks --- src/cpu/intel/microcode/microcode.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) (limited to 'src/cpu/intel/microcode') diff --git a/src/cpu/intel/microcode/microcode.c b/src/cpu/intel/microcode/microcode.c index abaeeb6be8..44f7f1fbbb 100644 --- a/src/cpu/intel/microcode/microcode.c +++ b/src/cpu/intel/microcode/microcode.c @@ -88,8 +88,12 @@ void intel_microcode_load_unlocked(const void *microcode_patch) current_rev = read_microcode_rev(); /* No use loading the same revision. */ - if (current_rev == m->rev) + if (current_rev == m->rev) { +#if !defined(__ROMCC__) + printk(BIOS_INFO, "microcode: Update skipped, already up-to-date\n"); +#endif return; + } #if ENV_RAMSTAGE /*SoC specific check to update microcode*/ @@ -103,11 +107,19 @@ void intel_microcode_load_unlocked(const void *microcode_patch) msr.hi = 0; wrmsr(IA32_BIOS_UPDT_TRIG, msr); + current_rev = read_microcode_rev(); + if (current_rev == m->rev) { #if !defined(__ROMCC__) - printk(BIOS_DEBUG, "microcode: updated to revision " + printk(BIOS_INFO, "microcode: updated to revision " "0x%x date=%04x-%02x-%02x\n", read_microcode_rev(), m->date & 0xffff, (m->date >> 24) & 0xff, (m->date >> 16) & 0xff); +#endif + return; + } + +#if !defined(__ROMCC__) + printk(BIOS_INFO, "microcode: Update failed\n"); #endif } -- cgit v1.2.3