From e77b62e2906affb94f442ce7735762883f8147af Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Fri, 11 Mar 2016 22:07:11 -0700 Subject: x86: Update microcode for secondary CPUs Each CPU needs to have its microcode loaded. Add support for this so that all CPUs will have the same version. Signed-off-by: Simon Glass Reviewed-by: Bin Meng --- arch/x86/cpu/mp_init.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'arch/x86/cpu/mp_init.c') diff --git a/arch/x86/cpu/mp_init.c b/arch/x86/cpu/mp_init.c index 4cc6555..2604a68 100644 --- a/arch/x86/cpu/mp_init.c +++ b/arch/x86/cpu/mp_init.c @@ -248,8 +248,10 @@ static int load_sipi_vector(atomic_t **ap_countp, int num_cpus) if (!stack) return -ENOMEM; params->stack_top = (u32)(stack + size); - - params->microcode_ptr = 0; +#if !defined(CONFIG_QEMU) && !defined(CONFIG_HAVE_FSP) + params->microcode_ptr = ucode_base; + debug("Microcode at %x\n", params->microcode_ptr); +#endif params->msr_table_ptr = (u32)msr_save; ret = save_bsp_msrs(msr_save, sizeof(msr_save)); if (ret < 0) -- cgit v1.1