diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-05 12:55:03 +0000 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-05 12:55:03 +0000 |
commit | 4c5f830c4c9d4f19c1eef356c0cd322b46d695c9 (patch) | |
tree | a14ad6c652736bb28859a7aec392a01b236ae58d /arch/arm/kernel/machine_kexec.c | |
parent | cc511b8d84d88ab788cddbfe8d21485b1c387493 (diff) | |
parent | 2e3d256de9d3db5a7ca19b61305627a516b54b45 (diff) |
Merge branch 'for-russell' of git://hansjkoch.de/git/linux-tcc into HEAD
Conflicts:
arch/arm/plat-omap/include/plat/common.h
Diffstat (limited to 'arch/arm/kernel/machine_kexec.c')
-rw-r--r-- | arch/arm/kernel/machine_kexec.c | 35 |
1 files changed, 17 insertions, 18 deletions
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index c1b4463dcc8..e59bbd496c3 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -32,24 +32,6 @@ static atomic_t waiting_for_crash_ipi; int machine_kexec_prepare(struct kimage *image) { - unsigned long page_list; - void *reboot_code_buffer; - page_list = image->head & PAGE_MASK; - - reboot_code_buffer = page_address(image->control_code_page); - - /* Prepare parameters for reboot_code_buffer*/ - kexec_start_address = image->start; - kexec_indirection_page = page_list; - kexec_mach_type = machine_arch_type; - kexec_boot_atags = image->start - KEXEC_ARM_ZIMAGE_OFFSET + KEXEC_ARM_ATAGS_OFFSET; - - /* copy our kernel relocation code to the control code page */ - memcpy(reboot_code_buffer, - relocate_new_kernel, relocate_new_kernel_size); - - flush_icache_range((unsigned long) reboot_code_buffer, - (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE); return 0; } @@ -100,14 +82,31 @@ void (*kexec_reinit)(void); void machine_kexec(struct kimage *image) { + unsigned long page_list; unsigned long reboot_code_buffer_phys; void *reboot_code_buffer; + + page_list = image->head & PAGE_MASK; + /* we need both effective and real address here */ reboot_code_buffer_phys = page_to_pfn(image->control_code_page) << PAGE_SHIFT; reboot_code_buffer = page_address(image->control_code_page); + /* Prepare parameters for reboot_code_buffer*/ + kexec_start_address = image->start; + kexec_indirection_page = page_list; + kexec_mach_type = machine_arch_type; + kexec_boot_atags = image->start - KEXEC_ARM_ZIMAGE_OFFSET + KEXEC_ARM_ATAGS_OFFSET; + + /* copy our kernel relocation code to the control code page */ + memcpy(reboot_code_buffer, + relocate_new_kernel, relocate_new_kernel_size); + + + flush_icache_range((unsigned long) reboot_code_buffer, + (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE); printk(KERN_INFO "Bye!\n"); if (kexec_reinit) |