diff options
Diffstat (limited to 'arch/arm64/kernel')
| -rw-r--r-- | arch/arm64/kernel/head.S | 6 | ||||
| -rw-r--r-- | arch/arm64/kernel/image.h | 13 |
2 files changed, 13 insertions, 6 deletions
diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index 04d38a058b19..05b98289093e 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -428,7 +428,11 @@ __mmap_switched: and x4, x4, #~(THREAD_SIZE - 1) msr sp_el0, x4 // Save thread_info str_l x21, __fdt_pointer, x5 // Save FDT pointer - str_l x24, memstart_addr, x6 // Save PHYS_OFFSET + + ldr x4, =KIMAGE_VADDR // Save the offset between + sub x4, x4, x24 // the kernel virtual and + str_l x4, kimage_voffset, x5 // physical mappings + mov x29, #0 #ifdef CONFIG_KASAN bl kasan_early_init diff --git a/arch/arm64/kernel/image.h b/arch/arm64/kernel/image.h index 999633bd7294..c9c62cab25a4 100644 --- a/arch/arm64/kernel/image.h +++ b/arch/arm64/kernel/image.h @@ -42,15 +42,18 @@ #endif #ifdef CONFIG_CPU_BIG_ENDIAN -#define __HEAD_FLAG_BE 1 +#define __HEAD_FLAG_BE 1 #else -#define __HEAD_FLAG_BE 0 +#define __HEAD_FLAG_BE 0 #endif -#define __HEAD_FLAG_PAGE_SIZE ((PAGE_SHIFT - 10) / 2) +#define __HEAD_FLAG_PAGE_SIZE ((PAGE_SHIFT - 10) / 2) -#define __HEAD_FLAGS ((__HEAD_FLAG_BE << 0) | \ - (__HEAD_FLAG_PAGE_SIZE << 1)) +#define __HEAD_FLAG_PHYS_BASE 1 + +#define __HEAD_FLAGS ((__HEAD_FLAG_BE << 0) | \ + (__HEAD_FLAG_PAGE_SIZE << 1) | \ + (__HEAD_FLAG_PHYS_BASE << 3)) /* * These will output as part of the Image header, which should be little-endian |