diff options
author | Simon Glass <sjg@chromium.org> | 2019-04-25 21:58:56 -0600 |
---|---|---|
committer | Bin Meng <bmeng.cn@gmail.com> | 2019-05-08 13:02:14 +0800 |
commit | 17903c06e8d4d960b6d3ae1444905e45fe99a551 (patch) | |
tree | 4fb01c692be78f30e124b0f710e42fce0401e657 /arch/x86 | |
parent | c0052b6efd462ccfd43343b1cbd3460e5e3fe0dc (diff) |
x86: Add common Intel code for SPL
Add an implementation of arch_cpu_init_f() so that the x86 SPL code builds
and identifies the CPU.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/cpu/intel_common/Makefile | 6 | ||||
-rw-r--r-- | arch/x86/cpu/intel_common/cpu_from_spl.c | 27 |
2 files changed, 33 insertions, 0 deletions
diff --git a/arch/x86/cpu/intel_common/Makefile b/arch/x86/cpu/intel_common/Makefile index 80fbc7ab661..57cca0b930c 100644 --- a/arch/x86/cpu/intel_common/Makefile +++ b/arch/x86/cpu/intel_common/Makefile @@ -14,3 +14,9 @@ ifndef CONFIG_TARGET_EFI_APP obj-y += microcode.o endif obj-y += pch.o + +ifdef CONFIG_SPL +ifndef CONFIG_SPL_BUILD +obj-y += cpu_from_spl.o +endif +endif diff --git a/arch/x86/cpu/intel_common/cpu_from_spl.c b/arch/x86/cpu/intel_common/cpu_from_spl.c new file mode 100644 index 00000000000..a6233c75ce2 --- /dev/null +++ b/arch/x86/cpu/intel_common/cpu_from_spl.c @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2016 Google, Inc + */ + +#include <common.h> +#include <dm.h> +#include <errno.h> +#include <asm/cpu_common.h> +#include <asm/intel_regs.h> +#include <asm/lapic.h> +#include <asm/lpc_common.h> +#include <asm/msr.h> +#include <asm/mtrr.h> +#include <asm/post.h> +#include <asm/microcode.h> + +DECLARE_GLOBAL_DATA_PTR; + +int arch_cpu_init(void) +{ + int ret; + + ret = x86_cpu_reinit_f(); + + return ret; +} |