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https://github.com/brain-hackers/u-boot-brain
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![Simon Glass](/assets/img/avatar_default.png)
We cannot init the CPU fully both than once during a boot. Add a new function which can be called to figure out the CPU identity, but which does not change anything. For x86_64, this is empty for now. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
69 lines
968 B
C
69 lines
968 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2016 Google, Inc
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* Written by Simon Glass <sjg@chromium.org>
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*/
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#include <common.h>
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#include <debug_uart.h>
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/*
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* Global declaration of gd.
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*
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* As we write to it before relocation we have to make sure it is not put into
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* a .bss section which may overlap a .rela section. Initialization forces it
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* into a .data section which cannot overlap any .rela section.
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*/
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struct global_data *global_data_ptr = (struct global_data *)~0;
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void arch_setup_gd(gd_t *new_gd)
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{
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global_data_ptr = new_gd;
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}
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int cpu_has_64bit(void)
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{
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return true;
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}
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void enable_caches(void)
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{
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/* Not implemented */
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}
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void disable_caches(void)
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{
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/* Not implemented */
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}
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int dcache_status(void)
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{
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return true;
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}
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int x86_mp_init(void)
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{
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/* Not implemented */
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return 0;
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}
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int misc_init_r(void)
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{
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return 0;
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}
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int checkcpu(void)
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{
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return 0;
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}
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int print_cpuinfo(void)
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{
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return 0;
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}
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int x86_cpu_reinit_f(void)
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{
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return 0;
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}
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