diff options
Diffstat (limited to 'arch/powerpc/kernel/misc_32.S')
| -rw-r--r-- | arch/powerpc/kernel/misc_32.S | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S index 92ccc6fcc5b0..89aaaa6f3561 100644 --- a/arch/powerpc/kernel/misc_32.S +++ b/arch/powerpc/kernel/misc_32.S | |||
| @@ -32,6 +32,31 @@ | |||
| 32 | 32 | ||
| 33 | .text | 33 | .text |
| 34 | 34 | ||
| 35 | #ifdef CONFIG_IRQSTACKS | ||
| 36 | _GLOBAL(call_do_softirq) | ||
| 37 | mflr r0 | ||
| 38 | stw r0,4(r1) | ||
| 39 | stwu r1,THREAD_SIZE-STACK_FRAME_OVERHEAD(r3) | ||
| 40 | mr r1,r3 | ||
| 41 | bl __do_softirq | ||
| 42 | lwz r1,0(r1) | ||
| 43 | lwz r0,4(r1) | ||
| 44 | mtlr r0 | ||
| 45 | blr | ||
| 46 | |||
| 47 | _GLOBAL(call_handle_irq) | ||
| 48 | mflr r0 | ||
| 49 | stw r0,4(r1) | ||
| 50 | mtctr r6 | ||
| 51 | stwu r1,THREAD_SIZE-STACK_FRAME_OVERHEAD(r5) | ||
| 52 | mr r1,r5 | ||
| 53 | bctrl | ||
| 54 | lwz r1,0(r1) | ||
| 55 | lwz r0,4(r1) | ||
| 56 | mtlr r0 | ||
| 57 | blr | ||
| 58 | #endif /* CONFIG_IRQSTACKS */ | ||
| 59 | |||
| 35 | /* | 60 | /* |
| 36 | * This returns the high 64 bits of the product of two 64-bit numbers. | 61 | * This returns the high 64 bits of the product of two 64-bit numbers. |
| 37 | */ | 62 | */ |