From fda4fa8195bab36879272e92973a7ef39e759795 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Mon, 25 Jul 2016 18:58:57 -0600 Subject: [PATCH] x86: Add debugging when a microcode update fails Add a debug() at this point to help figure out what is wrong. Signed-off-by: Simon Glass Reviewed-by: Heiko Schocher Reviewed-by: Bin Meng --- arch/x86/cpu/intel_common/cpu.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/x86/cpu/intel_common/cpu.c b/arch/x86/cpu/intel_common/cpu.c index 0fdef6f369..ae42095f4b 100644 --- a/arch/x86/cpu/intel_common/cpu.c +++ b/arch/x86/cpu/intel_common/cpu.c @@ -42,8 +42,10 @@ int cpu_common_init(void) enable_lapic(); ret = microcode_update_intel(); - if (ret && ret != -EEXIST) + if (ret && ret != -EEXIST) { + debug("%s: Microcode update failure (err=%d)\n", __func__, ret); return ret; + } /* Enable upper 128bytes of CMOS */ writel(1 << 2, RCB_REG(RC)); -- 2.39.5