Changeset 91d5ad6 in mainline for arch/ppc32/src/asm.S

Timestamp:

2006-03-15T00:55:05Z (19 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

286e03d

Parents:

d1e414c

Message:

ppc32: basic exception and interrupt handling

File:

• arch/ppc32/src/asm.S (modified) (2 diffs)

arch/ppc32/src/asm.S

@@ -32 +32 @@
 
 .global cpu_sleep
+.global iret
 .global memsetb
 .global memcpy
@@ -38 +39 @@
         b cpu_sleep
 
+iret:
+        lwz r3, 144(sp)
+        mtxer r3
+        
+        lwz r3, 140(sp)
+        mtctr r3
+        
+        lwz r3, 136(sp)
+        mtcr r3
+        
+        lwz r3, 132(sp)
+        mtlr r3
+        
+        lwz r3, 128(sp)
+        mtspr srr1, r3
+        
+        lwz r3, 124(sp)
+        mtspr srr0, r3
+        
+        lwz r0, 0(sp)
+        lwz r2, 4(sp)
+        lwz r3, 8(sp)
+        lwz r4, 12(sp)
+        lwz r5, 16(sp)
+        lwz r6, 20(sp)
+        lwz r7, 24(sp)
+        lwz r8, 28(sp)
+        lwz r9, 32(sp)
+        lwz r10, 36(sp)
+        lwz r11, 40(sp)
+        lwz r12, 44(sp)
+        lwz r13, 48(sp)
+        lwz r14, 52(sp)
+        lwz r15, 56(sp)
+        lwz r16, 60(sp)
+        lwz r17, 64(sp)
+        lwz r18, 68(sp)
+        lwz r19, 72(sp)
+        lwz r20, 76(sp)
+        lwz r21, 80(sp)
+        lwz r22, 84(sp)
+        lwz r23, 88(sp)
+        lwz r24, 92(sp)
+        lwz r25, 96(sp)
+        lwz r26, 100(sp)
+        lwz r27, 104(sp)
+        lwz r28, 108(sp)
+        lwz r29, 112(sp)
+        lwz r30, 116(sp)
+        lwz r31, 120(sp)
+        
+        mfspr sp, sprg1
+        
+        rfi
+        
 memsetb:
         rlwimi r5, r5, 8, 16, 23