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| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-08 11:50:19 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-08 11:50:19 -0700 |
| commit | df6d3916f3b7b7e2067567a256dd4f0c1ea854a2 (patch) | |
| tree | 0fdeab1ab5d566605fc99aeb5ea3f621f11e7608 /arch/powerpc/kernel/idle_power4.S | |
| parent | 74add80cbd7fe246c893b93ee75ac59acdd01dd4 (diff) | |
| parent | 197686dfe0038fd190326d118b743ff65ad20c0e (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (77 commits)
[POWERPC] Abolish powerpc_flash_init()
[POWERPC] Early serial debug support for PPC44x
[POWERPC] Support for the Ebony 440GP reference board in arch/powerpc
[POWERPC] Add device tree for Ebony
[POWERPC] Add powerpc/platforms/44x, disable platforms/4xx for now
[POWERPC] MPIC U3/U4 MSI backend
[POWERPC] MPIC MSI allocator
[POWERPC] Enable MSI mappings for MPIC
[POWERPC] Tell Phyp we support MSI
[POWERPC] RTAS MSI implementation
[POWERPC] PowerPC MSI infrastructure
[POWERPC] Rip out the existing powerpc msi stubs
[POWERPC] Remove use of 4level-fixup.h for ppc32
[POWERPC] Add powerpc PCI-E reset API implementation
[POWERPC] Holly bootwrapper
[POWERPC] Holly DTS
[POWERPC] Holly defconfig
[POWERPC] Add support for 750CL Holly board
[POWERPC] Generalize tsi108 PCI setup
[POWERPC] Generalize tsi108 PHY types
...
Fixed conflict in include/asm-powerpc/kdebug.h manually
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc/kernel/idle_power4.S')
| -rw-r--r-- | arch/powerpc/kernel/idle_power4.S | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/idle_power4.S b/arch/powerpc/kernel/idle_power4.S index ba3195478600..5328709eeedc 100644 --- a/arch/powerpc/kernel/idle_power4.S +++ b/arch/powerpc/kernel/idle_power4.S @@ -53,3 +53,24 @@ END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC) isync b 1b +_GLOBAL(power4_cpu_offline_powersave) + /* Go to NAP now */ + mfmsr r7 + rldicl r0,r7,48,1 + rotldi r0,r0,16 + mtmsrd r0,1 /* hard-disable interrupts */ + li r0,1 + li r6,0 + stb r0,PACAHARDIRQEN(r13) /* we'll hard-enable shortly */ + stb r6,PACASOFTIRQEN(r13) /* soft-disable irqs */ +BEGIN_FTR_SECTION + DSSALL + sync +END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC) + ori r7,r7,MSR_EE + oris r7,r7,MSR_POW@h + sync + isync + mtmsrd r7 + isync + blr |