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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-12-30 17:36:49 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-12-30 17:36:49 -0800 |
| commit | 14a3c4ab0e58d143c7928c9eb2f2610205e13bf2 (patch) | |
| tree | 885992999d7a1a2fd3586efcf32ebcbcbc3a72aa /arch/arm/boot/compressed/head.S | |
| parent | 1af237a099a3b8ff56aa384f605c6a68af7bf288 (diff) | |
| parent | 47992cbdaef2f18a47871b2ed01ad27f568c8b73 (diff) | |
| download | op-kernel-dev-14a3c4ab0e58d143c7928c9eb2f2610205e13bf2.zip op-kernel-dev-14a3c4ab0e58d143c7928c9eb2f2610205e13bf2.tar.gz | |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (407 commits)
[ARM] pxafb: add support for overlay1 and overlay2 as framebuffer devices
[ARM] pxafb: cleanup of the timing checking code
[ARM] pxafb: cleanup of the color format manipulation code
[ARM] pxafb: add palette format support for LCCR4_PAL_FOR_3
[ARM] pxafb: add support for FBIOPAN_DISPLAY by dma braching
[ARM] pxafb: allow pxafb_set_par() to start from arbitrary yoffset
[ARM] pxafb: allow video memory size to be configurable
[ARM] pxa: add document on the MFP design and how to use it
[ARM] sa1100_wdt: don't assume CLOCK_TICK_RATE to be a constant
[ARM] rtc-sa1100: don't assume CLOCK_TICK_RATE to be a constant
[ARM] pxa/tavorevb: update board support (smartpanel LCD + keypad)
[ARM] pxa: Update eseries defconfig
[ARM] 5352/1: add w90p910-plat config file
[ARM] s3c: S3C options should depend on PLAT_S3C
[ARM] mv78xx0: implement GPIO and GPIO interrupt support
[ARM] Kirkwood: implement GPIO and GPIO interrupt support
[ARM] Orion: share GPIO IRQ handling code
[ARM] Orion: share GPIO handling code
[ARM] s3c: define __io using the typesafe version
[ARM] S3C64XX: Ensure CPU_V6 is selected
...
Diffstat (limited to 'arch/arm/boot/compressed/head.S')
| -rw-r--r-- | arch/arm/boot/compressed/head.S | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index 84a1e04..77d61423 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -624,6 +624,12 @@ proc_types: b __armv4_mmu_cache_off b __armv4_mmu_cache_flush + .word 0x56056930 + .word 0xff0ffff0 @ PXA935 + b __armv4_mmu_cache_on + b __armv4_mmu_cache_off + b __armv4_mmu_cache_flush + .word 0x56050000 @ Feroceon .word 0xff0f0000 b __armv4_mmu_cache_on @@ -717,6 +723,9 @@ __armv7_mmu_cache_off: bl __armv7_mmu_cache_flush mov r0, #0 mcr p15, 0, r0, c8, c7, 0 @ invalidate whole TLB + mcr p15, 0, r0, c7, c5, 6 @ invalidate BTC + mcr p15, 0, r0, c7, c10, 4 @ DSB + mcr p15, 0, r0, c7, c5, 4 @ ISB mov pc, r12 __arm6_mmu_cache_off: @@ -778,12 +787,13 @@ __armv6_mmu_cache_flush: __armv7_mmu_cache_flush: mrc p15, 0, r10, c0, c1, 5 @ read ID_MMFR1 tst r10, #0xf << 16 @ hierarchical cache (ARMv7) - beq hierarchical mov r10, #0 + beq hierarchical mcr p15, 0, r10, c7, c14, 0 @ clean+invalidate D b iflush hierarchical: - stmfd sp!, {r0-r5, r7, r9-r11} + mcr p15, 0, r10, c7, c10, 5 @ DMB + stmfd sp!, {r0-r5, r7, r9, r11} mrc p15, 1, r0, c0, c0, 1 @ read clidr ands r3, r0, #0x7000000 @ extract loc from clidr mov r3, r3, lsr #23 @ left align loc bit field @@ -820,12 +830,14 @@ skip: cmp r3, r10 bgt loop1 finished: + ldmfd sp!, {r0-r5, r7, r9, r11} mov r10, #0 @ swith back to cache level 0 mcr p15, 2, r10, c0, c0, 0 @ select current cache level in cssr - ldmfd sp!, {r0-r5, r7, r9-r11} iflush: + mcr p15, 0, r10, c7, c10, 4 @ DSB mcr p15, 0, r10, c7, c5, 0 @ invalidate I+BTB - mcr p15, 0, r10, c7, c10, 4 @ drain WB + mcr p15, 0, r10, c7, c10, 4 @ DSB + mcr p15, 0, r10, c7, c5, 4 @ ISB mov pc, lr __armv5tej_mmu_cache_flush: |
