diff options
| author |   Andi Kleen <ak@suse.de> | 2007-05-02 19:27:10 +0200 |
|---|---|---|
| committer |   Andi Kleen <andi@basil.nowhere.org> | 2007-05-02 19:27:10 +0200 |
| commit | b4531e863dbd06b5d336afefdb37483b690dea59 (patch) | |
| tree | 31d481e2b1b9727b6ee180ce876b73fbc0983a15 /include | |
| parent | [PATCH] i386: get rid of unused variables (diff) | |
| download | linux-dev-b4531e863dbd06b5d336afefdb37483b690dea59.tar.xz linux-dev-b4531e863dbd06b5d336afefdb37483b690dea59.zip | |
[PATCH] i386: Use X86_EFLAGS_IF in irqflags.h.
Move X86_EFLAGS_IF et al out to a new header: processor-flags.h, so we
can include it from irqflags.h and use it in raw_irqs_disabled_flags().
As a side-effect, we could now use these flags in .S files.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-i386/irqflags.h | 3 | ||||
| -rw-r--r-- | include/asm-i386/processor-flags.h | 26 | ||||
| -rw-r--r-- | include/asm-i386/processor.h | 22 |
3 files changed, 29 insertions, 22 deletions
diff --git a/include/asm-i386/irqflags.h b/include/asm-i386/irqflags.h index c1cdd094938e..eff8585cb741 100644 --- a/include/asm-i386/irqflags.h +++ b/include/asm-i386/irqflags.h @@ -9,6 +9,7 @@ */ #ifndef _ASM_IRQFLAGS_H #define _ASM_IRQFLAGS_H +#include <asm/processor-flags.h> #ifndef __ASSEMBLY__ static inline unsigned long native_save_fl(void) @@ -119,7 +120,7 @@ static inline unsigned long __raw_local_irq_save(void) static inline int raw_irqs_disabled_flags(unsigned long flags) { - return !(flags & (1 << 9)); + return !(flags & X86_EFLAGS_IF); } static inline int raw_irqs_disabled(void) diff --git a/include/asm-i386/processor-flags.h b/include/asm-i386/processor-flags.h new file mode 100644 index 000000000000..b4711c222e2b --- /dev/null +++ b/include/asm-i386/processor-flags.h @@ -0,0 +1,26 @@ +#ifndef __ASM_I386_PROCESSOR_FLAGS_H +#define __ASM_I386_PROCESSOR_FLAGS_H +/* Various flags defined: can be included from assembler. */ + +/* + * EFLAGS bits + */ +#define X86_EFLAGS_CF 0x00000001 /* Carry Flag */ +#define X86_EFLAGS_PF 0x00000004 /* Parity Flag */ +#define X86_EFLAGS_AF 0x00000010 /* Auxillary carry Flag */ +#define X86_EFLAGS_ZF 0x00000040 /* Zero Flag */ +#define X86_EFLAGS_SF 0x00000080 /* Sign Flag */ +#define X86_EFLAGS_TF 0x00000100 /* Trap Flag */ +#define X86_EFLAGS_IF 0x00000200 /* Interrupt Flag */ +#define X86_EFLAGS_DF 0x00000400 /* Direction Flag */ +#define X86_EFLAGS_OF 0x00000800 /* Overflow Flag */ +#define X86_EFLAGS_IOPL 0x00003000 /* IOPL mask */ +#define X86_EFLAGS_NT 0x00004000 /* Nested Task */ +#define X86_EFLAGS_RF 0x00010000 /* Resume Flag */ +#define X86_EFLAGS_VM 0x00020000 /* Virtual Mode */ +#define X86_EFLAGS_AC 0x00040000 /* Alignment Check */ +#define X86_EFLAGS_VIF 0x00080000 /* Virtual Interrupt Flag */ +#define X86_EFLAGS_VIP 0x00100000 /* Virtual Interrupt Pending */ +#define X86_EFLAGS_ID 0x00200000 /* CPUID detection flag */ + +#endif /* __ASM_I386_PROCESSOR_FLAGS_H */ diff --git a/include/asm-i386/processor.h b/include/asm-i386/processor.h index 96edfdfe32d1..11838df88603 100644 --- a/include/asm-i386/processor.h +++ b/include/asm-i386/processor.h @@ -21,6 +21,7 @@ #include <asm/percpu.h> #include <linux/cpumask.h> #include <linux/init.h> +#include <asm/processor-flags.h> /* flag for disabling the tsc */ extern int tsc_disable; @@ -126,27 +127,6 @@ extern void detect_ht(struct cpuinfo_x86 *c); static inline void detect_ht(struct cpuinfo_x86 *c) {} #endif -/* - * EFLAGS bits - */ -#define X86_EFLAGS_CF 0x00000001 /* Carry Flag */ -#define X86_EFLAGS_PF 0x00000004 /* Parity Flag */ -#define X86_EFLAGS_AF 0x00000010 /* Auxillary carry Flag */ -#define X86_EFLAGS_ZF 0x00000040 /* Zero Flag */ -#define X86_EFLAGS_SF 0x00000080 /* Sign Flag */ -#define X86_EFLAGS_TF 0x00000100 /* Trap Flag */ -#define X86_EFLAGS_IF 0x00000200 /* Interrupt Flag */ -#define X86_EFLAGS_DF 0x00000400 /* Direction Flag */ -#define X86_EFLAGS_OF 0x00000800 /* Overflow Flag */ -#define X86_EFLAGS_IOPL 0x00003000 /* IOPL mask */ -#define X86_EFLAGS_NT 0x00004000 /* Nested Task */ -#define X86_EFLAGS_RF 0x00010000 /* Resume Flag */ -#define X86_EFLAGS_VM 0x00020000 /* Virtual Mode */ -#define X86_EFLAGS_AC 0x00040000 /* Alignment Check */ -#define X86_EFLAGS_VIF 0x00080000 /* Virtual Interrupt Flag */ -#define X86_EFLAGS_VIP 0x00100000 /* Virtual Interrupt Pending */ -#define X86_EFLAGS_ID 0x00200000 /* CPUID detection flag */ - static inline void native_cpuid(unsigned int *eax, unsigned int *ebx, unsigned int *ecx, unsigned int *edx) { |