52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
/*
|
|
* linux/arch/i386/kernel/head32.c -- prepare to run common code
|
|
*
|
|
* Copyright (C) 2000 Andrea Arcangeli <andrea@suse.de> SuSE
|
|
* Copyright (C) 2007 Eric Biederman <ebiederm@xmission.com>
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/start_kernel.h>
|
|
#include <linux/mm.h>
|
|
#include <linux/memblock.h>
|
|
|
|
#include <asm/setup.h>
|
|
#include <asm/sections.h>
|
|
#include <asm/e820.h>
|
|
#include <asm/page.h>
|
|
#include <asm/apic.h>
|
|
#include <asm/io_apic.h>
|
|
#include <asm/bios_ebda.h>
|
|
#include <asm/tlbflush.h>
|
|
#include <asm/bootparam_utils.h>
|
|
|
|
static void __init i386_default_early_setup(void)
|
|
{
|
|
/* Initialize 32bit specific setup functions */
|
|
x86_init.resources.reserve_resources = i386_reserve_resources;
|
|
x86_init.mpparse.setup_ioapic_ids = setup_ioapic_ids_from_mpc;
|
|
}
|
|
|
|
asmlinkage __visible void __init i386_start_kernel(void)
|
|
{
|
|
cr4_init_shadow();
|
|
sanitize_boot_params(&boot_params);
|
|
|
|
x86_early_init_platform_quirks();
|
|
|
|
/* Call the subarch specific early setup function */
|
|
switch (boot_params.hdr.hardware_subarch) {
|
|
case X86_SUBARCH_INTEL_MID:
|
|
x86_intel_mid_early_setup();
|
|
break;
|
|
case X86_SUBARCH_CE4100:
|
|
x86_ce4100_early_setup();
|
|
break;
|
|
default:
|
|
i386_default_early_setup();
|
|
break;
|
|
}
|
|
|
|
start_kernel();
|
|
}
|