From 6b56beb5f6940f0b77cb520263651328a8378efa Mon Sep 17 00:00:00 2001 From: Alexandre Ghiti Date: Sat, 22 Jul 2023 14:38:48 +0200 Subject: arm64: libstub: Move KASLR handling functions to kaslr.c MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This prepares for riscv to use the same functions to handle the pĥysical kernel move when KASLR is enabled. Signed-off-by: Alexandre Ghiti Acked-by: Ard Biesheuvel Tested-by: Conor Dooley Tested-by: Song Shuai Reviewed-by: Sami Tolvanen Tested-by: Sami Tolvanen Link: https://lore.kernel.org/r/20230722123850.634544-4-alexghiti@rivosinc.com Signed-off-by: Palmer Dabbelt --- drivers/firmware/efi/libstub/efistub.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/firmware/efi/libstub/efistub.h') diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h index 6aa38a1bf126..b1a1037567ba 100644 --- a/drivers/firmware/efi/libstub/efistub.h +++ b/drivers/firmware/efi/libstub/efistub.h @@ -1132,6 +1132,14 @@ const u8 *__efi_get_smbios_string(const struct efi_smbios_record *record, void efi_remap_image(unsigned long image_base, unsigned alloc_size, unsigned long code_size); +efi_status_t efi_kaslr_relocate_kernel(unsigned long *image_addr, + unsigned long *reserve_addr, + unsigned long *reserve_size, + unsigned long kernel_size, + unsigned long kernel_codesize, + unsigned long kernel_memsize, + u32 phys_seed); +u32 efi_kaslr_get_phys_seed(efi_handle_t image_handle); asmlinkage efi_status_t __efiapi efi_zboot_entry(efi_handle_t handle, efi_system_table_t *systab); -- cgit v1.2.3