X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-arm%2Farch-s3c2410%2Fentry-macro.S;h=e09a6b8ec1535fc8929cd6a0ec4d1a82bc3528f8;hb=16c70f8c1b54b61c3b951b6fb220df250fe09b32;hp=894c35cf3b1e25ffbec91a5edd1644955f8f00c2;hpb=4e76c8a9fa413ccc09d3f7f664183dcce3555d57;p=linux-2.6.git

diff --git a/include/asm-arm/arch-s3c2410/entry-macro.S b/include/asm-arm/arch-s3c2410/entry-macro.S
index 894c35cf3..e09a6b8ec 100644
--- a/include/asm-arm/arch-s3c2410/entry-macro.S
+++ b/include/asm-arm/arch-s3c2410/entry-macro.S
@@ -18,8 +18,6 @@
 
 #define INTPND		(0x10)
 #define INTOFFSET	(0x14)
-#define EXTINTPEND	(0xa8)
-#define EXTINTMASK	(0xa4)
 
 #include <asm/hardware.h>
 #include <asm/arch/irqs.h>
@@ -28,37 +26,23 @@
 
 		mov	\base, #S3C24XX_VA_IRQ
 
-		ldr	\irqstat, [ \base, #INTPND]
-		bics	\irqnr, \irqstat, #3<<4		@@ only an GPIO IRQ
-		beq	2000f
-
 		@@ try the interrupt offset register, since it is there
 
+		ldr	\irqstat, [ \base, #INTPND ]
+		teq	\irqstat, #0
+		beq	1002f
 		ldr	\irqnr, [ \base, #INTOFFSET ]
 		mov	\tmp, #1
 		tst	\irqstat, \tmp, lsl \irqnr
-		addne	\irqnr, \irqnr, #IRQ_EINT0
 		bne	1001f
 
 		@@ the number specified is not a valid irq, so try
 		@@ and work it out for ourselves
 
-		mov	\irqnr, #IRQ_EINT0		@@ start here
-		b	3000f
-
-2000:
-		@@ load the GPIO interrupt register, and check it
-
-		add	\tmp, \base, #S3C24XX_VA_GPIO - S3C24XX_VA_IRQ
-		ldr	\irqstat, [ \tmp, # EXTINTPEND ]
-		ldr	\irqnr,   [ \tmp, # EXTINTMASK ]
-		bics	\irqstat, \irqstat, \irqnr
-		beq	1001f
-
-		mov	\irqnr, #(IRQ_EINT4 - 4)
+		mov	\irqnr, #0		@@ start here
 
 		@@ work out which irq (if any) we got
-3000:
+
 		movs	\tmp, \irqstat, lsl#16
 		addeq	\irqnr, \irqnr, #16
 		moveq	\irqstat, \irqstat, lsr#16
@@ -75,9 +59,9 @@
 		addeq	\irqnr, \irqnr, #1
 
 		@@ we have the value
-		movs	\irqnr, \irqnr
-
 1001:
+		adds	\irqnr, \irqnr, #IRQ_EINT0
+1002:
 		@@ exit here, Z flag unset if IRQ
 
 	.endm