| /branches/dd/kernel/arch/amd64/_link.ld.in |
|---|
| 43,8 → 43,6 |
| QUAD(unmapped_kdata_end - unmapped_kdata_start); |
| *(COMMON); /* global variables */ |
| *(.eh_frame); |
| symbol_table = .; |
| *(symtab.*); /* Symbol table, must be LAST symbol!*/ |
| 52,6 → 50,10 |
| kdata_end = .; |
| } |
| /DISCARD/ : { |
| *(*); |
| } |
| #ifdef CONFIG_SMP |
| _hardcoded_unmapped_size = (unmapped_ktext_end - unmapped_ktext_start) + (unmapped_kdata_end - unmapped_kdata_start); |
| /branches/dd/kernel/arch/amd64/include/cpuid.h |
|---|
| 35,14 → 35,15 |
| #ifndef KERN_amd64_CPUID_H_ |
| #define KERN_amd64_CPUID_H_ |
| #define AMD_CPUID_EXTENDED 0x80000001 |
| #define AMD_EXT_NOEXECUTE 20 |
| #define AMD_EXT_LONG_MODE 29 |
| #define AMD_CPUID_EXTENDED 0x80000001 |
| #define AMD_EXT_NOEXECUTE 20 |
| #define AMD_EXT_LONG_MODE 29 |
| #define INTEL_CPUID_STANDARD 0x00000001 |
| #define INTEL_CPUID_EXTENDED 0x80000000 |
| #define INTEL_SSE2 26 |
| #define INTEL_FXSAVE 24 |
| #define INTEL_CPUID_LEVEL 0x00000000 |
| #define INTEL_CPUID_STANDARD 0x00000001 |
| #define INTEL_CPUID_EXTENDED 0x80000000 |
| #define INTEL_SSE2 26 |
| #define INTEL_FXSAVE 24 |
| #ifndef __ASM__ |
| /branches/dd/kernel/arch/ia32/include/cpuid.h |
|---|
| 35,6 → 35,13 |
| #ifndef KERN_ia32_CPUID_H_ |
| #define KERN_ia32_CPUID_H_ |
| #define INTEL_CPUID_LEVEL 0x00000000 |
| #define INTEL_CPUID_STANDARD 0x00000001 |
| #define INTEL_PSE 3 |
| #define INTEL_SEP 11 |
| #ifndef __ASM__ |
| #include <arch/types.h> |
| typedef struct { |
| 104,6 → 111,7 |
| ); |
| } |
| #endif /* !def __ASM__ */ |
| #endif |
| /** @} |
| /branches/dd/kernel/arch/ia32/src/boot/boot.S |
|---|
| 31,6 → 31,7 |
| #include <arch/boot/memmap.h> |
| #include <arch/mm/page.h> |
| #include <arch/pm.h> |
| #include <arch/cpuid.h> |
| #define START_STACK (BOOT_OFFSET - BOOT_STACK_SIZE) |
| 67,13 → 68,14 |
| movl %eax, grub_eax # save parameters from GRUB |
| movl %ebx, grub_ebx |
| xorl %eax, %eax |
| movl $(INTEL_CPUID_LEVEL), %eax |
| cpuid |
| cmp $0x0, %eax # any function > 0? |
| jbe pse_unsupported |
| movl $0x1, %eax # basic function code 1 |
| movl $(INTEL_CPUID_STANDARD), %eax |
| cpuid |
| bt $3, %edx # test if PSE is supported |
| bt $(INTEL_PSE), %edx |
| jc pse_supported |
| pse_unsupported: |
| 81,6 → 83,14 |
| jmp error_halt |
| pse_supported: |
| bt $(INTEL_SEP), %edx |
| jc sep_supported |
| movl $sep_msg, %esi |
| jmp error_halt |
| sep_supported: |
| #include "vesa_prot.inc" |
| 213,3 → 223,6 |
| pse_msg: |
| .asciz "Page Size Extension not supported. System halted." |
| sep_msg: |
| .asciz "SYSENTER/SYSEXIT not supported. System halted." |