blob: 187309f3fcff65af51df5a9d2eff2ba612dc3375 [file] [log] [blame]
Aubrey Li10ebdd92007-03-19 01:24:52 +08001/*
2 * U-boot - u-boot.lds.S
3 *
Mike Frysinger94bae5c2008-03-30 15:46:13 -04004 * Copyright (c) 2005-2008 Analog Device Inc.
Aubrey Li10ebdd92007-03-19 01:24:52 +08005 *
6 * (C) Copyright 2000-2004
7 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
8 *
9 * See file CREDITS for list of people who contributed to this
10 * project.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * MA 02111-1307 USA
26 */
27
28#include <config.h>
Mike Frysinger94bae5c2008-03-30 15:46:13 -040029#include <asm/blackfin.h>
30#undef ALIGN
31
32/* If we don't actually load anything into L1 data, this will avoid
33 * a syntax error. If we do actually load something into L1 data,
34 * we'll get a linker memory load error (which is what we'd want).
35 * This is here in the first place so we can quickly test building
36 * for different CPU's which may lack non-cache L1 data.
37 */
38#ifndef L1_DATA_B_SRAM
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +020039# define L1_DATA_B_SRAM CONFIG_SYS_MONITOR_BASE
Mike Frysinger94bae5c2008-03-30 15:46:13 -040040# define L1_DATA_B_SRAM_SIZE 0
41#endif
Aubrey Li10ebdd92007-03-19 01:24:52 +080042
43OUTPUT_ARCH(bfin)
Mike Frysinger94bae5c2008-03-30 15:46:13 -040044
45/* The 0xC offset is so we don't clobber the tiny LDR jump block. */
Aubrey Li10ebdd92007-03-19 01:24:52 +080046MEMORY
Mike Frysinger94bae5c2008-03-30 15:46:13 -040047{
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +020048 ram : ORIGIN = CONFIG_SYS_MONITOR_BASE, LENGTH = CONFIG_SYS_MONITOR_LEN
Mike Frysinger94bae5c2008-03-30 15:46:13 -040049 l1_code : ORIGIN = L1_INST_SRAM+0xC, LENGTH = L1_INST_SRAM_SIZE
50 l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE
51}
Aubrey Li10ebdd92007-03-19 01:24:52 +080052
53SECTIONS
54{
Mike Frysinger94bae5c2008-03-30 15:46:13 -040055 .text :
56 {
Mike Frysinger657471f2008-10-11 20:47:58 -040057 cpu/blackfin/start.o (.text)
58
Mike Frysinger94bae5c2008-03-30 15:46:13 -040059#ifdef ENV_IS_EMBEDDED
60 /* WARNING - the following is hand-optimized to fit within
61 * the sector before the environment sector. If it throws
62 * an error during compilation remove an object here to get
63 * it linked after the configuration sector.
64 */
Aubrey Li10ebdd92007-03-19 01:24:52 +080065
Mike Frysinger94bae5c2008-03-30 15:46:13 -040066 cpu/blackfin/traps.o (.text)
67 cpu/blackfin/interrupt.o (.text)
68 cpu/blackfin/serial.o (.text)
69 common/dlmalloc.o (.text)
70 lib_generic/crc32.o (.text)
Aubrey Li10ebdd92007-03-19 01:24:52 +080071
Mike Frysinger94bae5c2008-03-30 15:46:13 -040072 . = DEFINED(env_offset) ? env_offset : .;
Jean-Christophe PLAGNIOL-VILLARD4436c1e2008-09-10 22:48:01 +020073 common/env_embedded.o (.text)
Mike Frysinger94bae5c2008-03-30 15:46:13 -040074#endif
Aubrey Li10ebdd92007-03-19 01:24:52 +080075
Mike Frysinger657471f2008-10-11 20:47:58 -040076 __initcode_start = .;
77 cpu/blackfin/initcode.o (.text)
78 __initcode_end = .;
79
Mike Frysinger94bae5c2008-03-30 15:46:13 -040080 *(.text .text.*)
81 } >ram
Aubrey Li10ebdd92007-03-19 01:24:52 +080082
Mike Frysinger94bae5c2008-03-30 15:46:13 -040083 .rodata :
84 {
85 . = ALIGN(4);
86 *(.rodata .rodata.*)
87 *(.rodata1)
88 *(.eh_frame)
89 . = ALIGN(4);
90 } >ram
Aubrey Li10ebdd92007-03-19 01:24:52 +080091
Mike Frysinger94bae5c2008-03-30 15:46:13 -040092 .data :
93 {
94 . = ALIGN(256);
95 *(.data .data.*)
96 *(.data1)
97 *(.sdata)
98 *(.sdata2)
99 *(.dynamic)
100 CONSTRUCTORS
101 } >ram
Aubrey Li10ebdd92007-03-19 01:24:52 +0800102
Mike Frysinger94bae5c2008-03-30 15:46:13 -0400103 .u_boot_cmd :
104 {
105 ___u_boot_cmd_start = .;
106 *(.u_boot_cmd)
107 ___u_boot_cmd_end = .;
108 } >ram
Aubrey Li10ebdd92007-03-19 01:24:52 +0800109
Mike Frysinger94bae5c2008-03-30 15:46:13 -0400110 .text_l1 :
111 {
112 . = ALIGN(4);
113 __stext_l1 = .;
114 *(.l1.text)
115 . = ALIGN(4);
116 __etext_l1 = .;
117 } >l1_code AT>ram
118 __stext_l1_lma = LOADADDR(.text_l1);
Aubrey Li10ebdd92007-03-19 01:24:52 +0800119
Mike Frysinger94bae5c2008-03-30 15:46:13 -0400120 .data_l1 :
121 {
122 . = ALIGN(4);
123 __sdata_l1 = .;
124 *(.l1.data)
125 *(.l1.bss)
126 . = ALIGN(4);
127 __edata_l1 = .;
128 } >l1_data AT>ram
129 __sdata_l1_lma = LOADADDR(.data_l1);
Aubrey Li10ebdd92007-03-19 01:24:52 +0800130
Mike Frysinger94bae5c2008-03-30 15:46:13 -0400131 .bss :
132 {
133 . = ALIGN(4);
134 __bss_start = .;
135 *(.sbss) *(.scommon)
136 *(.dynbss)
137 *(.bss .bss.*)
138 *(COMMON)
139 __bss_end = .;
140 } >ram
Aubrey Li10ebdd92007-03-19 01:24:52 +0800141}