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| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-15 16:08:50 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-15 16:08:50 -0700 |
| commit | 65a6ec0d72a07f16719e9b7a96e1c4bae044b591 (patch) | |
| tree | 344e03a5039a44982c1b78d6113633b21b434820 /arch/arm/kernel/relocate_kernel.S | |
| parent | 541010e4b8921cd781ff02ae68028501457045b6 (diff) | |
| parent | 0181b61a988424b5cc44fe09e6968142359c815e (diff) | |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (95 commits)
[ARM] 4578/1: CM-x270: PCMCIA support
[ARM] 4577/1: ITE 8152 PCI bridge support
[ARM] 4576/1: CM-X270 machine support
[ARM] pxa: Avoid pxa_gpio_mode() in gpio_direction_{in,out}put()
[ARM] pxa: move pxa_set_mode() from pxa2xx_mainstone.c to mainstone.c
[ARM] pxa: move pxa_set_mode() from pxa2xx_lubbock.c to lubbock.c
[ARM] pxa: Make cpu_is_pxaXXX dependent on configuration symbols
[ARM] pxa: PXA3xx base support
[NET] smc91x: fix PXA DMA support code
[SERIAL] Fix console initialisation ordering
[ARM] pxa: tidy up arch/arm/mach-pxa/Makefile
[ARM] Update arch/arm/Kconfig for drivers/Kconfig changes
[ARM] 4600/1: fix kernel build failure with build-id-supporting binutils
[ARM] 4599/1: Preserve ATAG list for use with kexec (2.6.23)
[ARM] Rename consistent_sync() as dma_cache_maint()
[ARM] 4572/1: ep93xx: add cirrus logic edb9307 support
[ARM] 4596/1: S3C2412: Correct IRQs for SDI+CF and add decoding support
[ARM] 4595/1: ns9xxx: define registers as void __iomem * instead of volatile u32
[ARM] 4594/1: ns9xxx: use the new gpio functions
[ARM] 4593/1: ns9xxx: implement generic clockevents
...
Diffstat (limited to 'arch/arm/kernel/relocate_kernel.S')
| -rw-r--r-- | arch/arm/kernel/relocate_kernel.S | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/arch/arm/kernel/relocate_kernel.S b/arch/arm/kernel/relocate_kernel.S index 7baadae7cb27..062c111c572f 100644 --- a/arch/arm/kernel/relocate_kernel.S +++ b/arch/arm/kernel/relocate_kernel.S @@ -7,6 +7,23 @@ .globl relocate_new_kernel relocate_new_kernel: + /* Move boot params back to where the kernel expects them */ + + ldr r0,kexec_boot_params_address + teq r0,#0 + beq 8f + + ldr r1,kexec_boot_params_copy + mov r6,#KEXEC_BOOT_PARAMS_SIZE/4 +7: + ldr r5,[r1],#4 + str r5,[r0],#4 + subs r6,r6,#1 + bne 7b + +8: + /* Boot params moved, now go on with the kernel */ + ldr r0,kexec_indirection_page ldr r1,kexec_start_address @@ -50,7 +67,7 @@ relocate_new_kernel: mov lr,r1 mov r0,#0 ldr r1,kexec_mach_type - mov r2,#0 + ldr r2,kexec_boot_params_address mov pc,lr .globl kexec_start_address @@ -65,6 +82,16 @@ kexec_indirection_page: kexec_mach_type: .long 0x0 + /* phy addr where new kernel will expect to find boot params */ + .globl kexec_boot_params_address +kexec_boot_params_address: + .long 0x0 + + /* phy addr where old kernel put a copy of orig boot params */ + .globl kexec_boot_params_copy +kexec_boot_params_copy: + .long 0x0 + relocate_new_kernel_end: .globl relocate_new_kernel_size |