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authorLinus Torvalds <torvalds@linux-foundation.org>2013-02-27 04:46:23 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-27 04:46:23 +0100
commita9a07d40bc9c57881555b64fe8bf66fd28e2f13a (patch)
tree20c08b4e6756db92bf7720d5ca1af67b83430828 /arch/openrisc/kernel/entry.S
parentMerge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/ker... (diff)
parentopenrisc: add missing header inclusion (diff)
downloadlinux-a9a07d40bc9c57881555b64fe8bf66fd28e2f13a.tar.xz
linux-a9a07d40bc9c57881555b64fe8bf66fd28e2f13a.zip
Merge branch 'for-upstream' of git://openrisc.net/jonas/linux
Pull OpenRISC updates from Jonas Bonn: "An equal number of bug fixes and trivial cleanups; no new features. - Two patches to fix errors thrown by the updated toolchain. - Three other bug fixes. - Four trivial cleanups." * 'for-upstream' of git://openrisc.net/jonas/linux: openrisc: add missing header inclusion openrisc: really pass correct arg to schedule_tail Add bitops include needed for ext2 filesystem openrisc: update DTLB-miss handler last openrisc: fix up vmalloc page table loading openrisc idle: delete pm_idle openrisc: remove CONFIG_SYMBOL_PREFIX openrisc: avoid using function parameter regs in reset vector openrisc: remove unused current_regs
Diffstat (limited to 'arch/openrisc/kernel/entry.S')
-rw-r--r--arch/openrisc/kernel/entry.S16
1 files changed, 13 insertions, 3 deletions
diff --git a/arch/openrisc/kernel/entry.S b/arch/openrisc/kernel/entry.S
index 54afd0a129fe..d8a455ede5a7 100644
--- a/arch/openrisc/kernel/entry.S
+++ b/arch/openrisc/kernel/entry.S
@@ -201,12 +201,17 @@ EXCEPTION_ENTRY(_bus_fault_handler)
l.nop
/* ---[ 0x300: Data Page Fault exception ]------------------------------- */
+EXCEPTION_ENTRY(_dtlb_miss_page_fault_handler)
+ l.and r5,r5,r0
+ l.j 1f
+ l.nop
EXCEPTION_ENTRY(_data_page_fault_handler)
/* set up parameters for do_page_fault */
+ l.ori r5,r0,0x300 // exception vector
+1:
l.addi r3,r1,0 // pt_regs
/* r4 set be EXCEPTION_HANDLE */ // effective address of fault
- l.ori r5,r0,0x300 // exception vector
/*
* __PHX__: TODO
@@ -276,12 +281,17 @@ EXCEPTION_ENTRY(_data_page_fault_handler)
l.nop
/* ---[ 0x400: Insn Page Fault exception ]------------------------------- */
+EXCEPTION_ENTRY(_itlb_miss_page_fault_handler)
+ l.and r5,r5,r0
+ l.j 1f
+ l.nop
EXCEPTION_ENTRY(_insn_page_fault_handler)
/* set up parameters for do_page_fault */
+ l.ori r5,r0,0x400 // exception vector
+1:
l.addi r3,r1,0 // pt_regs
/* r4 set be EXCEPTION_HANDLE */ // effective address of fault
- l.ori r5,r0,0x400 // exception vector
l.ori r6,r0,0x0 // !write access
/* call fault.c handler in or32/mm/fault.c */
@@ -1040,7 +1050,7 @@ ENTRY(_switch)
* we are expected to have set up the arg to schedule_tail already,
* hence we do so here unconditionally:
*/
- l.lwz r3,TI_STACK(r3) /* Load 'prev' as schedule_tail arg */
+ l.lwz r3,TI_TASK(r3) /* Load 'prev' as schedule_tail arg */
l.jr r9
l.nop