diff options
Diffstat (limited to 'arch/arm64/kernel/head.S')
| -rw-r--r-- | arch/arm64/kernel/head.S | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index 50e0cc849b8e..6254f4a28eed 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -38,8 +38,12 @@ #define KERNEL_RAM_VADDR (PAGE_OFFSET + TEXT_OFFSET) -#if (KERNEL_RAM_VADDR & 0xfffff) != 0x80000 -#error KERNEL_RAM_VADDR must start at 0xXXX80000 +#if (TEXT_OFFSET & 0xfff) != 0 +#error TEXT_OFFSET must be at least 4KB aligned +#elif (PAGE_OFFSET & 0x1fffff) != 0 +#error PAGE_OFFSET must be at least 2MB aligned +#elif TEXT_OFFSET > 0x1fffff +#error TEXT_OFFSET must be less than 2MB #endif .macro pgtbl, ttb0, ttb1, virt_to_phys @@ -368,10 +372,6 @@ ENTRY(__boot_cpu_mode) .long 0 .popsection - .align 3 -2: .quad . - .quad PAGE_OFFSET - #ifdef CONFIG_SMP .align 3 1: .quad . @@ -597,13 +597,6 @@ __create_page_tables: create_block_map x0, x7, x3, x5, x6 1: /* - * Create the pgd entry for the fixed mappings. - */ - ldr x5, =FIXADDR_TOP // Fixed mapping virtual address - add x0, x26, #2 * PAGE_SIZE // section table address - create_pgd_entry x26, x0, x5, x6, x7 - - /* * Since the page tables have been populated with non-cacheable * accesses (MMU disabled), invalidate the idmap and swapper page * tables again to remove any speculatively loaded cache lines. |