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x86: Set the CPU vendor in SPL

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We don't read this information in 64-bit mode, since we don't have the
macros for doing it. Set it to Intel by default. This allows the TSC timer
to work correctly.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2023-09-19 21:00:05 -06:00 committed by Bin Meng
parent 2c6b979ec1
commit 8ebca32b2d
1 changed files with 7 additions and 0 deletions
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7
arch/x86/cpu/x86_64/cpu.c
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@ -8,8 +8,11 @@
#include <cpu_func.h> #include <cpu_func.h>
#include <debug_uart.h> #include <debug_uart.h>
#include <init.h> #include <init.h>
#include <asm/cpu.h>
#include <asm/global_data.h> #include <asm/global_data.h>
DECLARE_GLOBAL_DATA_PTR;
int cpu_has_64bit(void) int cpu_has_64bit(void)
{ {
return true; return true;
@ -38,6 +41,10 @@ int x86_mp_init(void)
int x86_cpu_reinit_f(void) int x86_cpu_reinit_f(void)
{ {
/* set the vendor to Intel so that native_calibrate_tsc() works */
gd->arch.x86_vendor = X86_VENDOR_INTEL;
gd->arch.has_mtrr = true;
return 0; return 0;
} }