Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-17 00:21:32 +00:00
Code Issues Packages Projects Releases Wiki Activity

x86, apic: unify the APIC vector enumeration

Browse Source 
Most of the vector layout on 32-bit and 64-bit is identical now,
so eliminate the duplicated enumeration of the vectors.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2009-01-31 02:10:03 +01:00
parent 8f47e16348
commit 5da690d29f
1 changed files with 13 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
arch/x86/include/asm/irq_vectors.h
View File

@ -50,37 +50,26 @@
* into a single vector (CALL_FUNCTION_VECTOR) to save vector space.
* TLB, reschedule and local APIC vectors are performance-critical.
*/
#define SPURIOUS_APIC_VECTOR 0xff
#define ERROR_APIC_VECTOR 0xfe
#define RESCHEDULE_VECTOR 0xfd
#define CALL_FUNCTION_VECTOR 0xfc
#define CALL_FUNCTION_SINGLE_VECTOR 0xfb
#define THERMAL_APIC_VECTOR 0xfa
#ifdef CONFIG_X86_32
# define SPURIOUS_APIC_VECTOR 0xff
# define ERROR_APIC_VECTOR 0xfe
# define RESCHEDULE_VECTOR 0xfd
# define CALL_FUNCTION_VECTOR 0xfc
# define CALL_FUNCTION_SINGLE_VECTOR 0xfb
# define THERMAL_APIC_VECTOR 0xfa
/* 0xf8 - 0xf9 : free */
# define INVALIDATE_TLB_VECTOR_END 0xf7
# define INVALIDATE_TLB_VECTOR_START 0xf0 /* f0-f7 used for TLB flush */
# define NUM_INVALIDATE_TLB_VECTORS 8
#else
# define SPURIOUS_APIC_VECTOR 0xff
# define ERROR_APIC_VECTOR 0xfe
# define RESCHEDULE_VECTOR 0xfd
# define CALL_FUNCTION_VECTOR 0xfc
# define CALL_FUNCTION_SINGLE_VECTOR 0xfb
# define THERMAL_APIC_VECTOR 0xfa
# define THRESHOLD_APIC_VECTOR 0xf9
# define UV_BAU_MESSAGE 0xf8
# define INVALIDATE_TLB_VECTOR_END 0xf7
# define INVALIDATE_TLB_VECTOR_START 0xf0 /* f0-f7 used for TLB flush */
#define NUM_INVALIDATE_TLB_VECTORS 8
#endif
/* f0-f7 used for spreading out TLB flushes: */
#define INVALIDATE_TLB_VECTOR_END 0xf7
#define INVALIDATE_TLB_VECTOR_START 0xf0
#define NUM_INVALIDATE_TLB_VECTORS 8
/*
* Local APIC timer IRQ vector is on a different priority level,
* to work around the 'lost local interrupt if more than 2 IRQ