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yaml
---
r: 11700
b: refs/heads/master
c: d73e0c9
h: refs/heads/master
v: v3
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Paul Mackerras committed Oct 28, 2005
1 parent 3ec470a commit 4b9ba41
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Showing 6 changed files with 27 additions and 28 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 007e8f51b26ae7b6a17651af5a0f01ab6491cdca
refs/heads/master: d73e0c99f5c45e7b86d38725a4ff49f6746f5353
3 changes: 1 addition & 2 deletions trunk/arch/powerpc/kernel/asm-offsets.c
Original file line number Diff line number Diff line change
Expand Up @@ -209,6 +209,7 @@ int main(void)
DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
#ifndef CONFIG_PPC64
DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq));
/*
Expand All @@ -219,9 +220,7 @@ int main(void)
*/
DEFINE(_DEAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
DEFINE(_ESR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
DEFINE(TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
#else /* CONFIG_PPC64 */
DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe));

/* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
Expand Down
44 changes: 22 additions & 22 deletions trunk/arch/powerpc/kernel/entry_32.S
Original file line number Diff line number Diff line change
Expand Up @@ -278,7 +278,7 @@ ret_from_fork:
syscall_dotrace:
SAVE_NVGPRS(r1)
li r0,0xc00
stw r0,TRAP(r1)
stw r0,_TRAP(r1)
addi r3,r1,STACK_FRAME_OVERHEAD
bl do_syscall_trace_enter
lwz r0,GPR0(r1) /* Restore original registers */
Expand All @@ -299,12 +299,12 @@ syscall_exit_work:
ori r10,r10,MSR_EE
SYNC
MTMSRD(r10) /* re-enable interrupts */
lwz r4,TRAP(r1)
lwz r4,_TRAP(r1)
andi. r4,r4,1
beq 4f
SAVE_NVGPRS(r1)
li r4,0xc00
stw r4,TRAP(r1)
stw r4,_TRAP(r1)
4:
addi r3,r1,STACK_FRAME_OVERHEAD
bl do_syscall_trace_leave
Expand Down Expand Up @@ -410,49 +410,49 @@ show_syscalls_task:
.globl ppc_sigsuspend
ppc_sigsuspend:
SAVE_NVGPRS(r1)
lwz r0,TRAP(r1)
lwz r0,_TRAP(r1)
rlwinm r0,r0,0,0,30 /* clear LSB to indicate full */
stw r0,TRAP(r1) /* register set saved */
stw r0,_TRAP(r1) /* register set saved */
b sys_sigsuspend

.globl ppc_rt_sigsuspend
ppc_rt_sigsuspend:
SAVE_NVGPRS(r1)
lwz r0,TRAP(r1)
lwz r0,_TRAP(r1)
rlwinm r0,r0,0,0,30
stw r0,TRAP(r1)
stw r0,_TRAP(r1)
b sys_rt_sigsuspend

.globl ppc_fork
ppc_fork:
SAVE_NVGPRS(r1)
lwz r0,TRAP(r1)
lwz r0,_TRAP(r1)
rlwinm r0,r0,0,0,30 /* clear LSB to indicate full */
stw r0,TRAP(r1) /* register set saved */
stw r0,_TRAP(r1) /* register set saved */
b sys_fork

.globl ppc_vfork
ppc_vfork:
SAVE_NVGPRS(r1)
lwz r0,TRAP(r1)
lwz r0,_TRAP(r1)
rlwinm r0,r0,0,0,30 /* clear LSB to indicate full */
stw r0,TRAP(r1) /* register set saved */
stw r0,_TRAP(r1) /* register set saved */
b sys_vfork

.globl ppc_clone
ppc_clone:
SAVE_NVGPRS(r1)
lwz r0,TRAP(r1)
lwz r0,_TRAP(r1)
rlwinm r0,r0,0,0,30 /* clear LSB to indicate full */
stw r0,TRAP(r1) /* register set saved */
stw r0,_TRAP(r1) /* register set saved */
b sys_clone

.globl ppc_swapcontext
ppc_swapcontext:
SAVE_NVGPRS(r1)
lwz r0,TRAP(r1)
lwz r0,_TRAP(r1)
rlwinm r0,r0,0,0,30 /* clear LSB to indicate full */
stw r0,TRAP(r1) /* register set saved */
stw r0,_TRAP(r1) /* register set saved */
b sys_swapcontext

/*
Expand All @@ -469,9 +469,9 @@ handle_page_fault:
cmpwi r3,0
beq+ ret_from_except
SAVE_NVGPRS(r1)
lwz r0,TRAP(r1)
lwz r0,_TRAP(r1)
clrrwi r0,r0,1
stw r0,TRAP(r1)
stw r0,_TRAP(r1)
mr r5,r3
addi r3,r1,STACK_FRAME_OVERHEAD
lwz r4,_DAR(r1)
Expand Down Expand Up @@ -617,7 +617,7 @@ BEGIN_FTR_SECTION
b 2b
END_FTR_SECTION_IFSET(CPU_FTR_601)
li r10,-1
stw r10,TRAP(r11)
stw r10,_TRAP(r11)
addi r3,r1,STACK_FRAME_OVERHEAD
lis r10,MSR_KERNEL@h
ori r10,r10,MSR_KERNEL@l
Expand Down Expand Up @@ -899,12 +899,12 @@ do_user_signal: /* r10 contains MSR_KERNEL here */
SYNC
MTMSRD(r10) /* hard-enable interrupts */
/* save r13-r31 in the exception frame, if not already done */
lwz r3,TRAP(r1)
lwz r3,_TRAP(r1)
andi. r0,r3,1
beq 2f
SAVE_NVGPRS(r1)
rlwinm r3,r3,0,0,30
stw r3,TRAP(r1)
stw r3,_TRAP(r1)
2: li r3,0
addi r4,r1,STACK_FRAME_OVERHEAD
bl do_signal
Expand Down Expand Up @@ -936,12 +936,12 @@ nonrecoverable:
BEGIN_FTR_SECTION
blr
END_FTR_SECTION_IFSET(CPU_FTR_601)
lwz r3,TRAP(r1)
lwz r3,_TRAP(r1)
andi. r0,r3,1
beq 4f
SAVE_NVGPRS(r1)
rlwinm r3,r3,0,0,30
stw r3,TRAP(r1)
stw r3,_TRAP(r1)
4: addi r3,r1,STACK_FRAME_OVERHEAD
bl nonrecoverable_exception
/* shouldn't return */
Expand Down
2 changes: 1 addition & 1 deletion trunk/arch/powerpc/kernel/head_32.S
Original file line number Diff line number Diff line change
Expand Up @@ -294,7 +294,7 @@ label: \

#define EXC_XFER_TEMPLATE(n, hdlr, trap, copyee, tfer, ret) \
li r10,trap; \
stw r10,TRAP(r11); \
stw r10,_TRAP(r11); \
li r10,MSR_KERNEL; \
copyee(r10, r9); \
bl tfer; \
Expand Down
2 changes: 1 addition & 1 deletion trunk/arch/powerpc/kernel/head_4xx.S
Original file line number Diff line number Diff line change
Expand Up @@ -214,7 +214,7 @@ label:

#define EXC_XFER_TEMPLATE(hdlr, trap, msr, copyee, tfer, ret) \
li r10,trap; \
stw r10,TRAP(r11); \
stw r10,_TRAP(r11); \
lis r10,msr@h; \
ori r10,r10,msr@l; \
copyee(r10, r9); \
Expand Down
2 changes: 1 addition & 1 deletion trunk/arch/powerpc/kernel/head_8xx.S
Original file line number Diff line number Diff line change
Expand Up @@ -175,7 +175,7 @@ label: \

#define EXC_XFER_TEMPLATE(n, hdlr, trap, copyee, tfer, ret) \
li r10,trap; \
stw r10,TRAP(r11); \
stw r10,_TRAP(r11); \
li r10,MSR_KERNEL; \
copyee(r10, r9); \
bl tfer; \
Expand Down

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