diff options
Diffstat (limited to 'arch/x86/kernel/head32.c')
| -rw-r--r-- | arch/x86/kernel/head32.c | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c index 3db05905892..d6c1b983699 100644 --- a/arch/x86/kernel/head32.c +++ b/arch/x86/kernel/head32.c @@ -7,8 +7,44 @@ #include <linux/init.h> #include <linux/start_kernel.h> +#include <linux/mm.h> +#include <linux/memblock.h> -void __init i386_start_kernel(void) +#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; + + reserve_ebda_region(); +} + +asmlinkage __visible void __init i386_start_kernel(void) +{ + sanitize_boot_params(&boot_params); + + /* 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(); } |