diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:20:03 -0400 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:20:03 -0400 |
commit | 96a388de5dc53a8b234b3fd41f3ae2cedc9ffd42 (patch) | |
tree | d947a467aa2da3140279617bc4b9b101640d7bf4 /include/asm-x86/mach-visws/irq_vectors.h | |
parent | 27bd0c955648646abf2a353a8371d28c37bcd982 (diff) |
i386/x86_64: move headers to include/asm-x86
Move the headers to include/asm-x86 and fixup the
header install make rules
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/mach-visws/irq_vectors.h')
-rw-r--r-- | include/asm-x86/mach-visws/irq_vectors.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/asm-x86/mach-visws/irq_vectors.h b/include/asm-x86/mach-visws/irq_vectors.h new file mode 100644 index 000000000000..cb572d8db505 --- /dev/null +++ b/include/asm-x86/mach-visws/irq_vectors.h | |||
@@ -0,0 +1,62 @@ | |||
1 | #ifndef _ASM_IRQ_VECTORS_H | ||
2 | #define _ASM_IRQ_VECTORS_H | ||
3 | |||
4 | /* | ||
5 | * IDT vectors usable for external interrupt sources start | ||
6 | * at 0x20: | ||
7 | */ | ||
8 | #define FIRST_EXTERNAL_VECTOR 0x20 | ||
9 | |||
10 | #define SYSCALL_VECTOR 0x80 | ||
11 | |||
12 | /* | ||
13 | * Vectors 0x20-0x2f are used for ISA interrupts. | ||
14 | */ | ||
15 | |||
16 | /* | ||
17 | * Special IRQ vectors used by the SMP architecture, 0xf0-0xff | ||
18 | * | ||
19 | * some of the following vectors are 'rare', they are merged | ||
20 | * into a single vector (CALL_FUNCTION_VECTOR) to save vector space. | ||
21 | * TLB, reschedule and local APIC vectors are performance-critical. | ||
22 | * | ||
23 | * Vectors 0xf0-0xfa are free (reserved for future Linux use). | ||
24 | */ | ||
25 | #define SPURIOUS_APIC_VECTOR 0xff | ||
26 | #define ERROR_APIC_VECTOR 0xfe | ||
27 | #define INVALIDATE_TLB_VECTOR 0xfd | ||
28 | #define RESCHEDULE_VECTOR 0xfc | ||
29 | #define CALL_FUNCTION_VECTOR 0xfb | ||
30 | |||
31 | #define THERMAL_APIC_VECTOR 0xf0 | ||
32 | /* | ||
33 | * Local APIC timer IRQ vector is on a different priority level, | ||
34 | * to work around the 'lost local interrupt if more than 2 IRQ | ||
35 | * sources per level' errata. | ||
36 | */ | ||
37 | #define LOCAL_TIMER_VECTOR 0xef | ||
38 | |||
39 | /* | ||
40 | * First APIC vector available to drivers: (vectors 0x30-0xee) | ||
41 | * we start at 0x31 to spread out vectors evenly between priority | ||
42 | * levels. (0x80 is the syscall vector) | ||
43 | */ | ||
44 | #define FIRST_DEVICE_VECTOR 0x31 | ||
45 | #define FIRST_SYSTEM_VECTOR 0xef | ||
46 | |||
47 | #define TIMER_IRQ 0 | ||
48 | |||
49 | /* | ||
50 | * IRQ definitions | ||
51 | */ | ||
52 | #define NR_VECTORS 256 | ||
53 | #define NR_IRQS 224 | ||
54 | #define NR_IRQ_VECTORS NR_IRQS | ||
55 | |||
56 | #define FPU_IRQ 13 | ||
57 | |||
58 | #define FIRST_VM86_IRQ 3 | ||
59 | #define LAST_VM86_IRQ 15 | ||
60 | #define invalid_vm86_irq(irq) ((irq) < 3 || (irq) > 15) | ||
61 | |||
62 | #endif /* _ASM_IRQ_VECTORS_H */ | ||