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5c45f7ca MF |
1 | /* |
2 | * U-boot - u-boot.lds.S | |
3 | * | |
4 | * Copyright (c) 2005-2008 Analog Device Inc. | |
5 | * | |
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> | |
29 | #include <asm/blackfin.h> | |
30 | #undef ALIGN | |
31 | #undef ENTRY | |
32 | #undef bfin | |
33 | ||
34 | /* If we don't actually load anything into L1 data, this will avoid | |
35 | * a syntax error. If we do actually load something into L1 data, | |
36 | * we'll get a linker memory load error (which is what we'd want). | |
37 | * This is here in the first place so we can quickly test building | |
38 | * for different CPU's which may lack non-cache L1 data. | |
39 | */ | |
40 | #ifndef L1_DATA_B_SRAM | |
41 | # define L1_DATA_B_SRAM CONFIG_SYS_MONITOR_BASE | |
42 | # define L1_DATA_B_SRAM_SIZE 0 | |
43 | #endif | |
44 | ||
45 | OUTPUT_ARCH(bfin) | |
46 | ||
47 | MEMORY | |
48 | { | |
49 | ram : ORIGIN = CONFIG_SYS_MONITOR_BASE, LENGTH = CONFIG_SYS_MONITOR_LEN | |
50 | l1_code : ORIGIN = L1_INST_SRAM, LENGTH = L1_INST_SRAM_SIZE | |
51 | l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE | |
52 | } | |
53 | ||
54 | ENTRY(_start) | |
55 | SECTIONS | |
56 | { | |
57 | .text : | |
58 | { | |
59 | cpu/blackfin/start.o (.text .text.*) | |
60 | ||
61 | #ifdef ENV_IS_EMBEDDED | |
62 | /* WARNING - the following is hand-optimized to fit within | |
63 | * the sector before the environment sector. If it throws | |
64 | * an error during compilation remove an object here to get | |
65 | * it linked after the configuration sector. | |
66 | */ | |
67 | ||
68 | cpu/blackfin/traps.o (.text .text.*) | |
69 | cpu/blackfin/interrupt.o (.text .text.*) | |
70 | cpu/blackfin/serial.o (.text .text.*) | |
71 | common/dlmalloc.o (.text .text.*) | |
72 | lib_generic/crc32.o (.text .text.*) | |
73 | ||
74 | . = DEFINED(env_offset) ? env_offset : .; | |
75 | common/env_embedded.o (.text .text.*) | |
76 | #endif | |
77 | ||
78 | __initcode_start = .; | |
79 | cpu/blackfin/initcode.o (.text .text.*) | |
80 | __initcode_end = .; | |
81 | ||
82 | *(.text .text.*) | |
83 | } >ram | |
84 | ||
85 | .rodata : | |
86 | { | |
87 | . = ALIGN(4); | |
88 | *(.rodata .rodata.*) | |
89 | *(.rodata1) | |
90 | *(.eh_frame) | |
91 | . = ALIGN(4); | |
92 | } >ram | |
93 | ||
94 | .data : | |
95 | { | |
96 | . = ALIGN(256); | |
97 | *(.data .data.*) | |
98 | *(.data1) | |
99 | *(.sdata) | |
100 | *(.sdata2) | |
101 | *(.dynamic) | |
102 | CONSTRUCTORS | |
103 | } >ram | |
104 | ||
105 | .u_boot_cmd : | |
106 | { | |
107 | ___u_boot_cmd_start = .; | |
108 | *(.u_boot_cmd) | |
109 | ___u_boot_cmd_end = .; | |
110 | } >ram | |
111 | ||
112 | .text_l1 : | |
113 | { | |
114 | . = ALIGN(4); | |
115 | __stext_l1 = .; | |
116 | *(.l1.text) | |
117 | . = ALIGN(4); | |
118 | __etext_l1 = .; | |
119 | } >l1_code AT>ram | |
120 | __stext_l1_lma = LOADADDR(.text_l1); | |
121 | ||
122 | .data_l1 : | |
123 | { | |
124 | . = ALIGN(4); | |
125 | __sdata_l1 = .; | |
126 | *(.l1.data) | |
127 | *(.l1.bss) | |
128 | . = ALIGN(4); | |
129 | __edata_l1 = .; | |
130 | } >l1_data AT>ram | |
131 | __sdata_l1_lma = LOADADDR(.data_l1); | |
132 | ||
133 | .bss : | |
134 | { | |
135 | . = ALIGN(4); | |
136 | __bss_start = .; | |
137 | *(.sbss) *(.scommon) | |
138 | *(.dynbss) | |
139 | *(.bss .bss.*) | |
140 | *(COMMON) | |
141 | __bss_end = .; | |
142 | } >ram | |
143 | } |