xref: /arm-trusted-firmware/plat/rpi/rpi4/include/plat.ld.S (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu/*
2*91f16700Schasinglulu * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
3*91f16700Schasinglulu *
4*91f16700Schasinglulu * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu *
6*91f16700Schasinglulu * Stub linker script to provide the armstub8.bin header before the actual
7*91f16700Schasinglulu * code. If the GPU firmware finds a magic value at offset 240 in
8*91f16700Schasinglulu * armstub8.bin, it will put the DTB and kernel load address in subsequent
9*91f16700Schasinglulu * words. We can then read those values to find the proper NS entry point
10*91f16700Schasinglulu * and find our DTB more flexibly.
11*91f16700Schasinglulu */
12*91f16700Schasinglulu
13*91f16700SchasingluluMEMORY {
14*91f16700Schasinglulu    PRERAM (rwx): ORIGIN = 0, LENGTH = 4096
15*91f16700Schasinglulu}
16*91f16700Schasinglulu
17*91f16700SchasingluluSECTIONS
18*91f16700Schasinglulu{
19*91f16700Schasinglulu    .armstub8 . : {
20*91f16700Schasinglulu        *armstub8_header.o(.text*)
21*91f16700Schasinglulu        KEEP(*(.armstub8))
22*91f16700Schasinglulu    } >PRERAM
23*91f16700Schasinglulu}
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