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- /*
- * SPDX-License-Identifier: BSD-2-Clause
- *
- * Copyright (c) 2019 Western Digital Corporation or its affiliates.
- *
- * Authors:
- * Anup Patel <anup.patel@wdc.com>
- */
- #include "fw_base.S"
- .align 4
- .section .entry, "ax", %progbits
- .global fw_prev_arg1
- fw_prev_arg1:
- /* We return previous arg1 in 'a0' */
- #ifdef FW_PAYLOAD_FDT_PATH
- la a0, fdt_bin
- #else
- add a0, zero, zero
- #endif
- ret
- .align 4
- .section .entry, "ax", %progbits
- .global fw_next_arg1
- fw_next_arg1:
- /* We return next arg1 in 'a0' */
- #ifdef FW_PAYLOAD_FDT_ADDR
- li a0, FW_PAYLOAD_FDT_ADDR
- #else
- add a0, zero, zero
- #endif
- ret
- .align 4
- .section .entry, "ax", %progbits
- .global fw_next_addr
- fw_next_addr:
- /* We return next address in 'a0' */
- la a0, payload_bin
- ret
- #ifdef FW_PAYLOAD_FDT_PATH
- .align 4
- .section .text, "ax", %progbits
- .globl fdt_bin
- fdt_bin:
- .incbin FW_PAYLOAD_FDT_PATH
- #endif
- .align 4
- .section .payload, "ax", %progbits
- .globl payload_bin
- payload_bin:
- #ifndef FW_PAYLOAD_PATH
- wfi
- j payload_bin
- #else
- .incbin FW_PAYLOAD_PATH
- #endif
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