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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2007-05-12 15:25:50 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2007-05-12 15:25:50 +0100
commit641e79129a56a4c50be1aed0fa713f440b46a440 (patch)
tree41831a6b7927d2d392f5dad8cad7ddd38c363315 /include/asm-arm/hardware
parent3b938be69e46b64a516b6e3ed6d93c40c091f22c (diff)
[ARM] Use new get_irqnr_preamble
Use the new get_irqnr_preamble macro to move the address of the IRQ controller outside the IRQ handling loop. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/hardware')
-rw-r--r--include/asm-arm/hardware/entry-macro-iomd.S28
1 files changed, 11 insertions, 17 deletions
diff --git a/include/asm-arm/hardware/entry-macro-iomd.S b/include/asm-arm/hardware/entry-macro-iomd.S
index fbed08f298d..9bb580a5b15 100644
--- a/include/asm-arm/hardware/entry-macro-iomd.S
+++ b/include/asm-arm/hardware/entry-macro-iomd.S
@@ -11,8 +11,6 @@
/* IOC / IOMD based hardware */
#include <asm/hardware/iomd.h>
- .equ ioc_base_high, IOC_BASE & 0xff000000
- .equ ioc_base_low, IOC_BASE & 0x00ff0000
.macro disable_fiq
mov r12, #ioc_base_high
.if ioc_base_low
@@ -22,33 +20,29 @@
.endm
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
- mov r4, #ioc_base_high @ point at IOC
- .if ioc_base_low
- orr r4, r4, #ioc_base_low
- .endif
- ldrb \irqstat, [r4, #IOMD_IRQREQB] @ get high priority first
- ldr \base, =irq_prio_h
+ ldrb \irqstat, [\base, #IOMD_IRQREQB] @ get high priority first
+ ldr \tmp, =irq_prio_h
teq \irqstat, #0
#ifdef IOMD_BASE
- ldreqb \irqstat, [r4, #IOMD_DMAREQ] @ get dma
- addeq \base, \base, #256 @ irq_prio_h table size
+ ldreqb \irqstat, [\base, #IOMD_DMAREQ] @ get dma
+ addeq \tmp, \tmp, #256 @ irq_prio_h table size
teqeq \irqstat, #0
bne 2406f
#endif
- ldreqb \irqstat, [r4, #IOMD_IRQREQA] @ get low priority
- addeq \base, \base, #256 @ irq_prio_d table size
+ ldreqb \irqstat, [\base, #IOMD_IRQREQA] @ get low priority
+ addeq \tmp, \tmp, #256 @ irq_prio_d table size
teqeq \irqstat, #0
#ifdef IOMD_IRQREQC
- ldreqb \irqstat, [r4, #IOMD_IRQREQC]
- addeq \base, \base, #256 @ irq_prio_l table size
+ ldreqb \irqstat, [\base, #IOMD_IRQREQC]
+ addeq \tmp, \tmp, #256 @ irq_prio_l table size
teqeq \irqstat, #0
#endif
#ifdef IOMD_IRQREQD
- ldreqb \irqstat, [r4, #IOMD_IRQREQD]
- addeq \base, \base, #256 @ irq_prio_lc table size
+ ldreqb \irqstat, [\base, #IOMD_IRQREQD]
+ addeq \tmp, \tmp, #256 @ irq_prio_lc table size
teqeq \irqstat, #0
#endif
-2406: ldrneb \irqnr, [\base, \irqstat] @ get IRQ number
+2406: ldrneb \irqnr, [\tmp, \irqstat] @ get IRQ number
.endm
/*