| /kernel/trunk/arch/ppc32/src/asm.S |
|---|
| 32,6 → 32,7 |
| .global userspace_asm |
| .global iret |
| .global iret_syscall |
| .global memsetb |
| .global memcpy |
| 66,6 → 67,13 |
| rfi |
| iret: |
| # disable interrupts |
| mfmsr r31 |
| rlwinm r31, r31, 0, 17, 15 |
| mtmsr r31 |
| lwz r0, 0(sp) |
| lwz r2, 4(sp) |
| lwz r3, 8(sp) |
| 98,26 → 106,87 |
| lwz r31, 116(sp) |
| lwz r12, 120(sp) |
| mtcr r12 |
| lwz r12, 124(sp) |
| mtsrr0 r12 |
| lwz r12, 124(sp) |
| lwz r12, 128(sp) |
| mtsrr1 r12 |
| lwz r12, 128(sp) |
| lwz r12, 132(sp) |
| mtlr r12 |
| lwz r12, 132(sp) |
| lwz r12, 136(sp) |
| mtctr r12 |
| lwz r12, 140(sp) |
| mtxer r12 |
| lwz r12, 144(sp) |
| lwz sp, 148(sp) |
| rfi |
| iret_syscall: |
| # disable interrupts |
| mfmsr r31 |
| rlwinm r31, r31, 0, 17, 15 |
| mtmsr r31 |
| lwz r0, 0(sp) |
| lwz r2, 4(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 r13, 44(sp) |
| lwz r14, 48(sp) |
| lwz r15, 52(sp) |
| lwz r16, 56(sp) |
| lwz r17, 60(sp) |
| lwz r18, 64(sp) |
| lwz r19, 68(sp) |
| lwz r20, 72(sp) |
| lwz r21, 76(sp) |
| lwz r22, 80(sp) |
| lwz r23, 84(sp) |
| lwz r24, 88(sp) |
| lwz r25, 92(sp) |
| lwz r26, 96(sp) |
| lwz r27, 100(sp) |
| lwz r28, 104(sp) |
| lwz r29, 108(sp) |
| lwz r30, 112(sp) |
| lwz r31, 116(sp) |
| lwz r12, 120(sp) |
| mtcr r12 |
| lwz r12, 124(sp) |
| mtsrr0 r12 |
| lwz r12, 128(sp) |
| mtsrr1 r12 |
| lwz r12, 132(sp) |
| mtlr r12 |
| lwz r12, 136(sp) |
| mtctr r12 |
| lwz r12, 140(sp) |
| mtxer r12 |
| lwz r12, 144(sp) |
| lwz sp, 148(sp) |
| mfsprg1 sp |
| mfsprg2 r12 |
| rfi |
| memsetb: |