diff options
author | Glauber de Oliveira Costa <gcosta@redhat.com> | 2008-01-30 13:31:09 +0100 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:31:09 +0100 |
commit | b23be399da88a5008b1db4db06f03146b25cdc52 (patch) | |
tree | d54acf84d3999dc957b2c5c2a23b117468c2efc2 /include/asm-x86/segment_64.h | |
parent | 15ee09b40831ae88eb8a804a647b6935eb8b7114 (diff) |
x86: remove arch specific segment headers
This file puts the remainder of the arch specificic segment
headers in segment.h.
Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/asm-x86/segment_64.h')
-rw-r--r-- | include/asm-x86/segment_64.h | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/include/asm-x86/segment_64.h b/include/asm-x86/segment_64.h deleted file mode 100644 index 5cc7deb8b034..000000000000 --- a/include/asm-x86/segment_64.h +++ /dev/null @@ -1,47 +0,0 @@ -#ifndef _ASM_SEGMENT_H -#define _ASM_SEGMENT_H - -#include <asm/cache.h> - -/* Simple and small GDT entries for booting only */ - -#define GDT_ENTRY_BOOT_CS 2 -#define __BOOT_CS (GDT_ENTRY_BOOT_CS * 8) - -#define GDT_ENTRY_BOOT_DS (GDT_ENTRY_BOOT_CS + 1) -#define __BOOT_DS (GDT_ENTRY_BOOT_DS * 8) - -#define __KERNEL_CS 0x10 -#define __KERNEL_DS 0x18 - -#define __KERNEL32_CS 0x08 - -/* - * we cannot use the same code segment descriptor for user and kernel - * -- not even in the long flat mode, because of different DPL /kkeil - * The segment offset needs to contain a RPL. Grr. -AK - * GDT layout to get 64bit syscall right (sysret hardcodes gdt offsets) - */ - -#define __USER32_CS 0x23 /* 4*8+3 */ -#define __USER_DS 0x2b /* 5*8+3 */ -#define __USER_CS 0x33 /* 6*8+3 */ -#define __USER32_DS __USER_DS - -#define GDT_ENTRY_TSS 8 /* needs two entries */ -#define GDT_ENTRY_LDT 10 /* needs two entries */ -#define GDT_ENTRY_TLS_MIN 12 -#define GDT_ENTRY_TLS_MAX 14 - -#define GDT_ENTRY_PER_CPU 15 /* Abused to load per CPU data from limit */ -#define __PER_CPU_SEG (GDT_ENTRY_PER_CPU * 8 + 3) - -/* TLS indexes for 64bit - hardcoded in arch_prctl */ -#define FS_TLS 0 -#define GS_TLS 1 - -#define GS_TLS_SEL ((GDT_ENTRY_TLS_MIN+GS_TLS)*8 + 3) -#define FS_TLS_SEL ((GDT_ENTRY_TLS_MIN+FS_TLS)*8 + 3) - -#define GDT_ENTRIES 16 -#endif |