diff options
author | Alexander van Heukelum <heukelum@fastmail.fm> | 2009-06-17 18:35:59 -0400 |
---|---|---|
committer | H. Peter Anvin <hpa@zytor.com> | 2009-06-18 00:35:10 -0400 |
commit | bc3f5d3dbd576da94a575b1477b8e38551bf11da (patch) | |
tree | 0e36e382c44a9abf94f73accf25580f5612794f5 /arch/x86/include/asm/desc.h | |
parent | dc4c2a0aed3b09f6e255bd5c3faa50fe6e0b2ded (diff) |
x86: de-assembler-ize asm/desc.h
asm/desc.h is included in three assembly files, but the only macro
it defines, GET_DESC_BASE, is never used. This patch removes the
includes, removes the macro GET_DESC_BASE and the ASSEMBLY guard
from asm/desc.h.
Signed-off-by: Alexander van Heukelum <heukelum@fastmail.fm>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/include/asm/desc.h')
-rw-r--r-- | arch/x86/include/asm/desc.h | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/arch/x86/include/asm/desc.h b/arch/x86/include/asm/desc.h index c45f415ce315..c993e9e0fed4 100644 --- a/arch/x86/include/asm/desc.h +++ b/arch/x86/include/asm/desc.h | |||
@@ -1,7 +1,6 @@ | |||
1 | #ifndef _ASM_X86_DESC_H | 1 | #ifndef _ASM_X86_DESC_H |
2 | #define _ASM_X86_DESC_H | 2 | #define _ASM_X86_DESC_H |
3 | 3 | ||
4 | #ifndef __ASSEMBLY__ | ||
5 | #include <asm/desc_defs.h> | 4 | #include <asm/desc_defs.h> |
6 | #include <asm/ldt.h> | 5 | #include <asm/ldt.h> |
7 | #include <asm/mmu.h> | 6 | #include <asm/mmu.h> |
@@ -380,29 +379,4 @@ static inline void set_system_intr_gate_ist(int n, void *addr, unsigned ist) | |||
380 | _set_gate(n, GATE_INTERRUPT, addr, 0x3, ist, __KERNEL_CS); | 379 | _set_gate(n, GATE_INTERRUPT, addr, 0x3, ist, __KERNEL_CS); |
381 | } | 380 | } |
382 | 381 | ||
383 | #else | ||
384 | /* | ||
385 | * GET_DESC_BASE reads the descriptor base of the specified segment. | ||
386 | * | ||
387 | * Args: | ||
388 | * idx - descriptor index | ||
389 | * gdt - GDT pointer | ||
390 | * base - 32bit register to which the base will be written | ||
391 | * lo_w - lo word of the "base" register | ||
392 | * lo_b - lo byte of the "base" register | ||
393 | * hi_b - hi byte of the low word of the "base" register | ||
394 | * | ||
395 | * Example: | ||
396 | * GET_DESC_BASE(GDT_ENTRY_ESPFIX_SS, %ebx, %eax, %ax, %al, %ah) | ||
397 | * Will read the base address of GDT_ENTRY_ESPFIX_SS and put it into %eax. | ||
398 | */ | ||
399 | #define GET_DESC_BASE(idx, gdt, base, lo_w, lo_b, hi_b) \ | ||
400 | movb idx * 8 + 4(gdt), lo_b; \ | ||
401 | movb idx * 8 + 7(gdt), hi_b; \ | ||
402 | shll $16, base; \ | ||
403 | movw idx * 8 + 2(gdt), lo_w; | ||
404 | |||
405 | |||
406 | #endif /* __ASSEMBLY__ */ | ||
407 | |||
408 | #endif /* _ASM_X86_DESC_H */ | 382 | #endif /* _ASM_X86_DESC_H */ |