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Diffstat (limited to 'arch/x86_64/kernel/i8259.c')
-rw-r--r--arch/x86_64/kernel/i8259.c40
1 files changed, 20 insertions, 20 deletions
diff --git a/arch/x86_64/kernel/i8259.c b/arch/x86_64/kernel/i8259.c
index 103517d9f8e..45d85630196 100644
--- a/arch/x86_64/kernel/i8259.c
+++ b/arch/x86_64/kernel/i8259.c
@@ -299,7 +299,7 @@ void init_8259A(int auto_eoi)
* outb_p - this has to work on a wide range of PC hardware.
*/
outb_p(0x11, 0x20); /* ICW1: select 8259A-1 init */
- outb_p(0x20 + 0, 0x21); /* ICW2: 8259A-1 IR0-7 mapped to 0x20-0x27 */
+ outb_p(IRQ0_VECTOR, 0x21); /* ICW2: 8259A-1 IR0-7 mapped to 0x20-0x27 */
outb_p(0x04, 0x21); /* 8259A-1 (the master) has a slave on IR2 */
if (auto_eoi)
outb_p(0x03, 0x21); /* master does Auto EOI */
@@ -307,7 +307,7 @@ void init_8259A(int auto_eoi)
outb_p(0x01, 0x21); /* master expects normal EOI */
outb_p(0x11, 0xA0); /* ICW1: select 8259A-2 init */
- outb_p(0x20 + 8, 0xA1); /* ICW2: 8259A-2 IR0-7 mapped to 0x28-0x2f */
+ outb_p(IRQ8_VECTOR, 0xA1); /* ICW2: 8259A-2 IR0-7 mapped to 0x28-0x2f */
outb_p(0x02, 0xA1); /* 8259A-2 is a slave on master's IR2 */
outb_p(0x01, 0xA1); /* (slave's support for AEOI in flat mode
is to be investigated) */
@@ -398,24 +398,24 @@ device_initcall(i8259A_init_sysfs);
static struct irqaction irq2 = { no_action, 0, CPU_MASK_NONE, "cascade", NULL, NULL};
DEFINE_PER_CPU(vector_irq_t, vector_irq) = {
- [0 ... FIRST_EXTERNAL_VECTOR - 1] = -1,
- [FIRST_EXTERNAL_VECTOR + 0] = 0,
- [FIRST_EXTERNAL_VECTOR + 1] = 1,
- [FIRST_EXTERNAL_VECTOR + 2] = 2,
- [FIRST_EXTERNAL_VECTOR + 3] = 3,
- [FIRST_EXTERNAL_VECTOR + 4] = 4,
- [FIRST_EXTERNAL_VECTOR + 5] = 5,
- [FIRST_EXTERNAL_VECTOR + 6] = 6,
- [FIRST_EXTERNAL_VECTOR + 7] = 7,
- [FIRST_EXTERNAL_VECTOR + 8] = 8,
- [FIRST_EXTERNAL_VECTOR + 9] = 9,
- [FIRST_EXTERNAL_VECTOR + 10] = 10,
- [FIRST_EXTERNAL_VECTOR + 11] = 11,
- [FIRST_EXTERNAL_VECTOR + 12] = 12,
- [FIRST_EXTERNAL_VECTOR + 13] = 13,
- [FIRST_EXTERNAL_VECTOR + 14] = 14,
- [FIRST_EXTERNAL_VECTOR + 15] = 15,
- [FIRST_EXTERNAL_VECTOR + 16 ... NR_VECTORS - 1] = -1
+ [0 ... IRQ0_VECTOR - 1] = -1,
+ [IRQ0_VECTOR] = 0,
+ [IRQ1_VECTOR] = 1,
+ [IRQ2_VECTOR] = 2,
+ [IRQ3_VECTOR] = 3,
+ [IRQ4_VECTOR] = 4,
+ [IRQ5_VECTOR] = 5,
+ [IRQ6_VECTOR] = 6,
+ [IRQ7_VECTOR] = 7,
+ [IRQ8_VECTOR] = 8,
+ [IRQ9_VECTOR] = 9,
+ [IRQ10_VECTOR] = 10,
+ [IRQ11_VECTOR] = 11,
+ [IRQ12_VECTOR] = 12,
+ [IRQ13_VECTOR] = 13,
+ [IRQ14_VECTOR] = 14,
+ [IRQ15_VECTOR] = 15,
+ [IRQ15_VECTOR + 1 ... NR_VECTORS - 1] = -1
};
void __init init_ISA_irqs (void)