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d9a5d113 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 | ||
9ff67e5e MF |
34 | #ifndef LDS_BOARD_TEXT |
35 | # define LDS_BOARD_TEXT | |
36 | #endif | |
37 | ||
d9a5d113 MF |
38 | /* If we don't actually load anything into L1 data, this will avoid |
39 | * a syntax error. If we do actually load something into L1 data, | |
40 | * we'll get a linker memory load error (which is what we'd want). | |
41 | * This is here in the first place so we can quickly test building | |
42 | * for different CPU's which may lack non-cache L1 data. | |
43 | */ | |
44 | #ifndef L1_DATA_B_SRAM | |
45 | # define L1_DATA_B_SRAM CONFIG_SYS_MONITOR_BASE | |
46 | # define L1_DATA_B_SRAM_SIZE 0 | |
47 | #endif | |
48 | ||
f51e0011 MF |
49 | /* The 0xC offset is so we don't clobber the tiny LDR jump block. */ |
50 | #ifdef CONFIG_BFIN_BOOTROM_USES_EVT1 | |
51 | # define L1_CODE_ORIGIN L1_INST_SRAM | |
52 | #else | |
53 | # define L1_CODE_ORIGIN L1_INST_SRAM + 0xC | |
54 | #endif | |
55 | ||
d9a5d113 MF |
56 | OUTPUT_ARCH(bfin) |
57 | ||
58 | MEMORY | |
59 | { | |
60 | ram : ORIGIN = CONFIG_SYS_MONITOR_BASE, LENGTH = CONFIG_SYS_MONITOR_LEN | |
f51e0011 | 61 | l1_code : ORIGIN = L1_CODE_ORIGIN, LENGTH = L1_INST_SRAM_SIZE |
d9a5d113 MF |
62 | l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE |
63 | } | |
64 | ||
65 | ENTRY(_start) | |
66 | SECTIONS | |
67 | { | |
68 | .text : | |
69 | { | |
70 | cpu/blackfin/start.o (.text .text.*) | |
9ff67e5e MF |
71 | |
72 | LDS_BOARD_TEXT | |
73 | ||
d9a5d113 MF |
74 | __initcode_start = .; |
75 | cpu/blackfin/initcode.o (.text .text.*) | |
76 | __initcode_end = .; | |
9ff67e5e | 77 | |
d9a5d113 MF |
78 | *(.text .text.*) |
79 | } >ram | |
80 | ||
81 | .rodata : | |
82 | { | |
83 | . = ALIGN(4); | |
84 | *(.rodata .rodata.*) | |
85 | *(.rodata1) | |
86 | *(.eh_frame) | |
87 | . = ALIGN(4); | |
88 | } >ram | |
89 | ||
90 | .data : | |
91 | { | |
92 | . = ALIGN(256); | |
93 | *(.data .data.*) | |
94 | *(.data1) | |
95 | *(.sdata) | |
96 | *(.sdata2) | |
97 | *(.dynamic) | |
98 | CONSTRUCTORS | |
99 | } >ram | |
100 | ||
101 | .u_boot_cmd : | |
102 | { | |
103 | ___u_boot_cmd_start = .; | |
104 | *(.u_boot_cmd) | |
105 | ___u_boot_cmd_end = .; | |
106 | } >ram | |
107 | ||
108 | .text_l1 : | |
109 | { | |
110 | . = ALIGN(4); | |
111 | __stext_l1 = .; | |
112 | *(.l1.text) | |
113 | . = ALIGN(4); | |
114 | __etext_l1 = .; | |
115 | } >l1_code AT>ram | |
116 | __stext_l1_lma = LOADADDR(.text_l1); | |
117 | ||
118 | .data_l1 : | |
119 | { | |
120 | . = ALIGN(4); | |
121 | __sdata_l1 = .; | |
122 | *(.l1.data) | |
123 | *(.l1.bss) | |
124 | . = ALIGN(4); | |
125 | __edata_l1 = .; | |
126 | } >l1_data AT>ram | |
127 | __sdata_l1_lma = LOADADDR(.data_l1); | |
128 | ||
129 | .bss : | |
130 | { | |
131 | . = ALIGN(4); | |
132 | __bss_start = .; | |
133 | *(.sbss) *(.scommon) | |
134 | *(.dynbss) | |
135 | *(.bss .bss.*) | |
136 | *(COMMON) | |
137 | __bss_end = .; | |
138 | } >ram | |
139 | } |