u-boot/arch/x86/cpu/qemu/qemu.c
Simon Glass eeae510007 x86: qemu: Support operation as an EFI payload
Disable a few things which interfere with the EFI init. This allows QEMU to
to boot into EFI, load a U-Boot payload then boot to the U-Boot prompt.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
2015-08-05 08:44:08 -06:00

47 lines
630 B
C

/*
* Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/irq.h>
#include <asm/post.h>
#include <asm/processor.h>
int arch_cpu_init(void)
{
int ret;
post_code(POST_CPU_INIT);
#ifdef CONFIG_SYS_X86_TSC_TIMER
timer_set_base(rdtsc());
#endif
ret = x86_cpu_init_f();
if (ret)
return ret;
return 0;
}
#ifndef CONFIG_EFI_STUB
int print_cpuinfo(void)
{
post_code(POST_CPU_INFO);
return default_print_cpuinfo();
}
#endif
void reset_cpu(ulong addr)
{
/* cold reset */
x86_full_reset();
}
int arch_misc_init(void)
{
pirq_init();
return 0;
}