xref: /rk3399_ARM-atf/plat/renesas/rcar_gen5/include/plat.ld.S (revision 7cab2c233b38cf2a63d37d31da73f1d82f5efc3c)
1/*
2 * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
3 * Copyright (c) 2025, Renesas Electronics Corporation. All rights reserved.
4 *
5 * SPDX-License-Identifier: BSD-3-Clause
6 */
7#ifndef RCAR_PLAT_LD_S
8#define RCAR_PLAT_LD_S
9
10#include <lib/xlat_tables/xlat_tables_defs.h>
11#include <platform_def.h>
12
13MEMORY {
14    SRAM      (rwx): ORIGIN = DEVICE_SRAM_BASE, LENGTH = DEVICE_SRAM_SIZE
15    SRAM_DATA (rwx): ORIGIN = DEVICE_SRAM_DATA_BASE, LENGTH = DEVICE_SRAM_DATA_SIZE
16    PRAM      (r)  : ORIGIN = BL31_LIMIT - (DEVICE_SRAM_SIZE + DEVICE_SRAM_DATA_SIZE),
17                     LENGTH = DEVICE_SRAM_SIZE + DEVICE_SRAM_DATA_SIZE
18}
19
20SECTIONS
21{
22	/* SRAM_COPY is in PRAM (RO) */
23	. = BL31_LIMIT - (DEVICE_SRAM_SIZE + DEVICE_SRAM_DATA_SIZE);
24	__SRAM_COPY_START__ = .;
25
26	.system_ram : {
27		/* system ram start is in SRAM */
28		__system_ram_start__ = .;
29		*(.system_ram)
30	        __system_ram_end__ = .;
31	} >SRAM AT>PRAM
32
33	/* SRAM variable is in PRAM (RW) */
34	. = BL31_LIMIT - DEVICE_SRAM_DATA_SIZE;
35
36	.system_ram_data : {
37		__system_ram_data_start__ = .;
38		*(.system_ram_data)
39	        __system_ram_data_end__ = .;
40	} >SRAM_DATA AT>PRAM
41
42
43    ASSERT(__BL31_END__ <= (BL31_LIMIT - (DEVICE_SRAM_SIZE + DEVICE_SRAM_DATA_SIZE)),
44    "BL31 image too large - writing on top of SRAM!")
45}
46
47#endif /* RCAR_PLAT_LD_S */
48