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x86: spl: Move broadwell-specific code out of generic x86 spl

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When TPL is running, broadwell needs to do different init from SPL. There
is no need for this code to be in the generic x86 SPL file, so move it to
arch_cpu_init().

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2019-09-25 08:11:40 -06:00 committed by Bin Meng
parent daade119aa
commit 12c81b2f41
3 changed files with 12 additions and 5 deletions
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5
arch/x86/cpu/broadwell/cpu.c
View File

@ -67,7 +67,12 @@ int arch_cpu_init(void)
{
post_code(POST_CPU_INIT);
#ifdef CONFIG_TPL
/* Do a mini-init if TPL has already done the full init */
return x86_cpu_reinit_f();
#else
return x86_cpu_init_f();
#endif
}
int checkcpu(void)

7
arch/x86/cpu/broadwell/cpu_full.c
View File

@ -81,6 +81,13 @@ static const u8 power_limit_time_msr_to_sec[] = {
[0x11] = 128,
};
#if defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD)
int arch_cpu_init(void)
{
return 0;
}
#endif
/*
* The core 100MHz BLCK is disabled in deeper c-states. One needs to calibrate
* the 100MHz BCLCK against the 24MHz BLCK to restore the clocks properly

5
arch/x86/lib/spl.c
View File

@ -40,12 +40,7 @@ static int x86_spl_init(void)
debug("%s: spl_init() failed\n", __func__);
return ret;
}
#ifdef CONFIG_TPL
/* Do a mini-init if TPL has already done the full init */
ret = x86_cpu_reinit_f();
#else
ret = arch_cpu_init();
#endif
if (ret) {
debug("%s: arch_cpu_init() failed\n", __func__);
return ret;