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x86: put global variable for 32bit all together

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those variables are not needed by 64 bit.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Yinghai Lu 2008-06-25 17:50:06 -07:00 committed by Ingo Molnar
parent eb1379cb29
commit 7dea23ecd1
1 changed files with 33 additions and 24 deletions
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57
arch/x86/kernel/setup_32.c
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@ -100,6 +100,8 @@ static struct resource bss_resource = {
.flags = IORESOURCE_BUSY | IORESOURCE_MEM
};
#ifdef CONFIG_X86_32
static struct resource video_ram_resource = {
.name = "Video RAM area",
.start = 0xa0000,
@ -108,24 +110,47 @@ static struct resource video_ram_resource = {
};
/* cpu data as detected by the assembly code in head.S */
struct cpuinfo_x86 new_cpu_data __cpuinitdata = { 0, 0, 0, 0, -1, 1, 0, 0, -1 };
struct cpuinfo_x86 new_cpu_data __cpuinitdata = {0, 0, 0, 0, -1, 1, 0, 0, -1};
/* common cpu data for all cpus */
struct cpuinfo_x86 boot_cpu_data __read_mostly = { 0, 0, 0, 0, -1, 1, 0, 0, -1 };
struct cpuinfo_x86 boot_cpu_data __read_mostly = {0, 0, 0, 0, -1, 1, 0, 0, -1};
EXPORT_SYMBOL(boot_cpu_data);
static void set_mca_bus(int x)
{
#ifdef CONFIG_MCA
MCA_bus = x;
#endif
}
unsigned int def_to_bigsmp;
#ifndef CONFIG_X86_PAE
unsigned long mmu_cr4_features;
#else
unsigned long mmu_cr4_features = X86_CR4_PAE;
#endif
/* for MCA, but anyone else can use it if they want */
unsigned int machine_id;
unsigned int machine_submodel_id;
unsigned int BIOS_revision;
struct apm_info apm_info;
EXPORT_SYMBOL(apm_info);
#if defined(CONFIG_X86_SPEEDSTEP_SMI) || \
defined(CONFIG_X86_SPEEDSTEP_SMI_MODULE)
struct ist_info ist_info;
EXPORT_SYMBOL(ist_info);
#else
struct ist_info ist_info;
#endif
#else
struct cpuinfo_x86 boot_cpu_data __read_mostly;
EXPORT_SYMBOL(boot_cpu_data);
#endif
#if !defined(CONFIG_X86_PAE) || defined(CONFIG_X86_64)
unsigned long mmu_cr4_features;
#else
unsigned long mmu_cr4_features = X86_CR4_PAE;
#endif
/* Boot loader ID as an integer, for the benefit of proc_dointvec */
int bootloader_type;
@ -140,15 +165,8 @@ char dmi_alloc_data[DMI_MAX_DATA];
*/
struct screen_info screen_info;
EXPORT_SYMBOL(screen_info);
struct apm_info apm_info;
EXPORT_SYMBOL(apm_info);
struct edid_info edid_info;
EXPORT_SYMBOL_GPL(edid_info);
struct ist_info ist_info;
#if defined(CONFIG_X86_SPEEDSTEP_SMI) || \
defined(CONFIG_X86_SPEEDSTEP_SMI_MODULE)
EXPORT_SYMBOL(ist_info);
#endif
extern int root_mountflags;
@ -303,15 +321,6 @@ static void __init reserve_initrd(void)
}
#endif /* CONFIG_BLK_DEV_INITRD */
#ifdef CONFIG_MCA
static void set_mca_bus(int x)
{
MCA_bus = x;
}
#else
static void set_mca_bus(int x) { }
#endif
/*
* Determine if we were loaded by an EFI loader. If so, then we have also been
* passed the efi memmap, systab, etc., so we should use these data structures