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Diffstat (limited to 'arch/arm/boards/beagleplay/entry.S')
| -rw-r--r-- | arch/arm/boards/beagleplay/entry.S | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/boards/beagleplay/entry.S b/arch/arm/boards/beagleplay/entry.S new file mode 100644 index 0000000000..6e4c7196f3 --- /dev/null +++ b/arch/arm/boards/beagleplay/entry.S @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#include <linux/linkage.h> +#include <asm/barebox-arm64.h> +#include <asm/image.h> + +#define IMAGE_FLAGS \ + (ARM64_IMAGE_FLAG_PAGE_SIZE_4K << ARM64_IMAGE_FLAG_PAGE_SIZE_SHIFT) | \ + (ARM64_IMAGE_FLAG_PHYS_BASE << ARM64_IMAGE_FLAG_PHYS_BASE_SHIFT) + +.section .text_head_entry_start_beagleplay +ENTRY("start_beagleplay") + adr x1, 0 /* code0 */ + b 2f /* code1 */ + .xword 0x80000 /* Image load offset */ + .xword _barebox_image_size /* Effective Image size */ + .xword IMAGE_FLAGS /* Kernel flags */ + .xword 0 /* reserved */ + .xword 0 /* reserved */ + .xword 0 /* reserved */ + .ascii ARM64_IMAGE_MAGIC /* magic number */ + .int 0 /* reserved (PE-COFF offset) */ + .asciz "barebox" /* unused for now */ +2: + mov sp, x1 + /* Stack now grows into the 0x80000 image load offset specified + * above. This is more than enough until FDT /memory is decoded. + */ + b beagleplay +ENTRY_PROC_END(start_beagleplay) |