arch/x86: do not redefine MSR regs in crt0.S

 */

#include <arch/x86/asm.h>

#include <arch/x86/msr.h>

#include <kernel_arch_data.h>

#include <arch/cpu.h>

#include <arch/x86/multiboot.h>

#define RM_CODE_SEG             0x8

#define RM_DATA_SEG             0x18

#define MSR_MTRR_DEF_TYPE       0x000002ff

#define MTRR_ENABLE             0x00000800

#define X86_CR0_PE              0x00000001

#define X86_CR0_WP              0x00010000

#define X86_CR4_PSE             0x00000010

	mov $(X86_CR0_WP | X86_CR0_PE),%eax

	mov %eax,%cr0

	movl $MSR_MTRR_DEF_TYPE,%ecx

	movl $X86_MTRR_DEF_TYPE_MSR,%ecx

	rdmsr

	or $MTRR_ENABLE,%eax

	or $X86_MTRR_DEF_TYPE_MSR_ENABLE,%eax

	wrmsr

	mov $RM_DATA_SEG,%eax

#define X86_MC19_CTL2_MSR 0x0293

#define X86_MC20_CTL2_MSR 0x0294

#define X86_MC21_CTL2_MSR 0x0295

#define X86_MTRR_DEF_TYPE_MSR 0x02ff

#define X86_MTRR_DEF_TYPE_MSR_ENABLE BIT(11)

#define X86_FIXED_CTR0_MSR 0x0309

#define X86_FIXED_CTR1_MSR 0x030a

#define X86_FIXED_CTR2_MSR 0x030b