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| author | Pavel Machek <pavel@suse.cz> | 2008-05-28 12:42:57 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-02 11:55:52 +0200 |
| commit | c46e62f73569d7ef42255bd6f31e35925b7f1492 (patch) | |
| tree | 388101fe2d786104e63f3438cad2064cce893bbb /include/asm-x86/irq_vectors.h | |
| parent | ec42418f1973e1f77da1fcca3be59c0acb878a9d (diff) | |
| download | lwn-c46e62f73569d7ef42255bd6f31e35925b7f1492.tar.gz lwn-c46e62f73569d7ef42255bd6f31e35925b7f1492.zip | |
i8259: fix final ugliness
Introduce IRQx_VECTOR on 32-bit, so that #ifdef noise is kept
down. There should be no object code change.
[ mingo@elte.hu: merged to x86/irq not x86/i8259 due to x86/irq having
restructured the vector code into asm-x86/irq_vectors.h, which this
patch touches. ]
Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/irq_vectors.h')
| -rw-r--r-- | include/asm-x86/irq_vectors.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/include/asm-x86/irq_vectors.h b/include/asm-x86/irq_vectors.h index 3cb6d8c77b39..b58581e2e24e 100644 --- a/include/asm-x86/irq_vectors.h +++ b/include/asm-x86/irq_vectors.h @@ -18,17 +18,20 @@ #endif /* - * Vectors 0x20-0x2f are used for ISA interrupts on 32 bit. - * * Reserve the lowest usable priority level 0x20 - 0x2f for triggering * cleanup after irq migration on 64 bit. */ #define IRQ_MOVE_CLEANUP_VECTOR FIRST_EXTERNAL_VECTOR /* - * Vectors 0x30-0x3f are used for ISA interrupts on 64 bit + * Vectors 0x20-0x2f are used for ISA interrupts on 32 bit. + * Vectors 0x30-0x3f are used for ISA interrupts on 64 bit. */ +#ifdef CONFIG_X86_32 +#define IRQ0_VECTOR (FIRST_EXTERNAL_VECTOR) +#else #define IRQ0_VECTOR (FIRST_EXTERNAL_VECTOR + 0x10) +#endif #define IRQ1_VECTOR (IRQ0_VECTOR + 1) #define IRQ2_VECTOR (IRQ0_VECTOR + 2) #define IRQ3_VECTOR (IRQ0_VECTOR + 3) |