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1/*
2 * arch/v850/vmlinux.lds.S -- kernel linker script for v850 platforms
3 *
4 * Copyright (C) 2002,03,04,05 NEC Electronics Corporation
5 * Copyright (C) 2002,03,04,05 Miles Bader <miles@gnu.org>
6 *
7 * This file is subject to the terms and conditions of the GNU General
8 * Public License. See the file COPYING in the main directory of this
9 * archive for more details.
10 *
11 * Written by Miles Bader <miles@gnu.org>
12 */
13
14
15#define VMLINUX_SYMBOL(_sym_) _##_sym_
16#include <asm-generic/vmlinux.lds.h>
17
18/* For most platforms, this will define useful things like RAM addr/size. */
19#include <asm/machdep.h>
20
21
22/* The following macros contain the usual definitions for various data areas.
23 The prefix `RAMK_' is used to indicate macros suitable for kernels loaded
24 into RAM, and similarly `ROMK_' for ROM-resident kernels. Note that all
25 symbols are prefixed with an extra `_' for compatibility with the v850
26 toolchain. */
27
28
29/* Interrupt vectors. */
30#define INTV_CONTENTS \
31 . = ALIGN (0x10) ; \
32 __intv_start = . ; \
33 *(.intv.reset) /* Reset vector */ \
34 . = __intv_start + 0x10 ; \
35 *(.intv.common) /* Vectors common to all v850e proc */\
36 . = __intv_start + 0x80 ; \
37 *(.intv.mach) /* Machine-specific int. vectors. */ \
38 __intv_end = . ;
39
40#define RODATA_CONTENTS \
41 . = ALIGN (16) ; \
42 *(.rodata) *(.rodata.*) \
43 *(__vermagic) /* Kernel version magic */ \
44 *(.rodata1) \
45 /* PCI quirks */ \
46 ___start_pci_fixups_early = . ; \
47 *(.pci_fixup_early) \
48 ___end_pci_fixups_early = . ; \
49 ___start_pci_fixups_header = . ; \
50 *(.pci_fixup_header) \
51 ___end_pci_fixups_header = . ; \
52 ___start_pci_fixups_final = . ; \
53 *(.pci_fixup_final) \
54 ___end_pci_fixups_final = . ; \
55 ___start_pci_fixups_enable = . ; \
56 *(.pci_fixup_enable) \
57 ___end_pci_fixups_enable = . ; \
58 /* Kernel symbol table: Normal symbols */ \
59 ___start___ksymtab = .; \
60 *(__ksymtab) \
61 ___stop___ksymtab = .; \
62 /* Kernel symbol table: GPL-only symbols */ \
63 ___start___ksymtab_gpl = .; \
64 *(__ksymtab_gpl) \
65 ___stop___ksymtab_gpl = .; \
66 /* Kernel symbol table: GPL-future symbols */ \
67 ___start___ksymtab_gpl_future = .; \
68 *(__ksymtab_gpl_future) \
69 ___stop___ksymtab_gpl_future = .; \
70 /* Kernel symbol table: strings */ \
71 *(__ksymtab_strings) \
72 /* Kernel symbol table: Normal symbols */ \
73 ___start___kcrctab = .; \
74 *(__kcrctab) \
75 ___stop___kcrctab = .; \
76 /* Kernel symbol table: GPL-only symbols */ \
77 ___start___kcrctab_gpl = .; \
78 *(__kcrctab_gpl) \
79 ___stop___kcrctab_gpl = .; \
80 /* Kernel symbol table: GPL-future symbols */ \
81 ___start___kcrctab_gpl_future = .; \
82 *(__kcrctab_gpl_future) \
83 ___stop___kcrctab_gpl_future = .; \
84 /* Built-in module parameters */ \
85 . = ALIGN (4) ; \
86 ___start___param = .; \
87 *(__param) \
88 ___stop___param = .;
89
90
91/* Kernel text segment, and some constant data areas. */
92#define TEXT_CONTENTS \
93 _text = .; \
94 __stext = . ; \
95 TEXT_TEXT \
96 SCHED_TEXT \
97 *(.exit.text) /* 2.5 convention */ \
98 *(.text.exit) /* 2.4 convention */ \
99 *(.text.lock) \
100 *(.exitcall.exit) \
101 __real_etext = . ; /* There may be data after here. */ \
102 RODATA_CONTENTS \
103 . = ALIGN (4) ; \
104 *(.call_table_data) \
105 *(.call_table_text) \
106 . = ALIGN (16) ; /* Exception table. */ \
107 ___start___ex_table = . ; \
108 *(__ex_table) \
109 ___stop___ex_table = . ; \
110 . = ALIGN (4) ; \
111 __etext = . ;
112
113/* Kernel data segment. */
114#define DATA_CONTENTS \
115 __sdata = . ; \
116 DATA_DATA \
117 EXIT_DATA /* 2.5 convention */ \
118 *(.data.exit) /* 2.4 convention */ \
119 . = ALIGN (16) ; \
120 *(.data.cacheline_aligned) \
121 . = ALIGN (0x2000) ; \
122 *(.data.init_task) \
123 . = ALIGN (0x2000) ; \
124 __edata = . ;
125
126/* Kernel BSS segment. */
127#define BSS_CONTENTS \
128 __sbss = . ; \
129 *(.bss) \
130 *(COMMON) \
131 . = ALIGN (4) ; \
132 __init_stack_end = . ; \
133 __ebss = . ;
134
135/* `initcall' tables. */
136#define INITCALL_CONTENTS \
137 . = ALIGN (16) ; \
138 ___setup_start = . ; \
139 *(.init.setup) /* 2.5 convention */ \
140 *(.setup.init) /* 2.4 convention */ \
141 ___setup_end = . ; \
142 ___initcall_start = . ; \
143 *(.initcall.init) \
144 INITCALLS \
145 . = ALIGN (4) ; \
146 ___initcall_end = . ; \
147 ___con_initcall_start = .; \
148 *(.con_initcall.init) \
149 ___con_initcall_end = .;
150
151/* Contents of `init' section for a kernel that's loaded into RAM. */
152#define RAMK_INIT_CONTENTS \
153 RAMK_INIT_CONTENTS_NO_END \
154 __init_end = . ;
155/* Same as RAMK_INIT_CONTENTS, but doesn't define the `__init_end' symbol. */
156#define RAMK_INIT_CONTENTS_NO_END \
157 . = ALIGN (4096) ; \
158 __init_start = . ; \
159 __sinittext = .; \
160 INIT_TEXT /* 2.5 convention */ \
161 __einittext = .; \
162 INIT_DATA \
163 *(.text.init) /* 2.4 convention */ \
164 *(.data.init) \
165 INITCALL_CONTENTS \
166 INITRAMFS_CONTENTS
167
168/* The contents of `init' section for a ROM-resident kernel which
169 should go into RAM. */
170#define ROMK_INIT_RAM_CONTENTS \
171 . = ALIGN (4096) ; \
172 __init_start = . ; \
173 INIT_DATA /* 2.5 convention */ \
174 *(.data.init) /* 2.4 convention */ \
175 __init_end = . ; \
176 . = ALIGN (4096) ;
177
178/* The contents of `init' section for a ROM-resident kernel which
179 should go into ROM. */
180#define ROMK_INIT_ROM_CONTENTS \
181 _sinittext = .; \
182 INIT_TEXT /* 2.5 convention */ \
183 _einittext = .; \
184 *(.text.init) /* 2.4 convention */ \
185 INITCALL_CONTENTS \
186 INITRAMFS_CONTENTS
187
188/* A root filesystem image, for kernels with an embedded root filesystem. */
189#define ROOT_FS_CONTENTS \
190 __root_fs_image_start = . ; \
191 *(.root) \
192 __root_fs_image_end = . ;
193
194#ifdef CONFIG_BLK_DEV_INITRD
195/* The initramfs archive. */
196#define INITRAMFS_CONTENTS \
197 . = ALIGN (4) ; \
198 ___initramfs_start = . ; \
199 *(.init.ramfs) \
200 ___initramfs_end = . ;
201#endif
202
203/* Where the initial bootmap (bitmap for the boot-time memory allocator)
204 should be place. */
205#define BOOTMAP_CONTENTS \
206 . = ALIGN (4096) ; \
207 __bootmap = . ; \
208 . = . + 4096 ; /* enough for 128MB. */
209
210/* The contents of a `typical' kram area for a kernel in RAM. */
211#define RAMK_KRAM_CONTENTS \
212 __kram_start = . ; \
213 TEXT_CONTENTS \
214 DATA_CONTENTS \
215 BSS_CONTENTS \
216 RAMK_INIT_CONTENTS \
217 __kram_end = . ; \
218 BOOTMAP_CONTENTS
219
220
221/* Define output sections normally used for a ROM-resident kernel.
222 ROM and RAM should be appropriate memory areas to use for kernel
223 ROM and RAM data. This assumes that ROM starts at 0 (and thus can
224 hold the interrupt vectors). */
225#define ROMK_SECTIONS(ROM, RAM) \
226 .rom : { \
227 INTV_CONTENTS \
228 TEXT_CONTENTS \
229 ROMK_INIT_ROM_CONTENTS \
230 ROOT_FS_CONTENTS \
231 } > ROM \
232 \
233 __rom_copy_src_start = . ; \
234 \
235 .data : { \
236 __kram_start = . ; \
237 __rom_copy_dst_start = . ; \
238 DATA_CONTENTS \
239 ROMK_INIT_RAM_CONTENTS \
240 __rom_copy_dst_end = . ; \
241 } > RAM AT> ROM \
242 \
243 .bss ALIGN (4) : { \
244 BSS_CONTENTS \
245 __kram_end = . ; \
246 BOOTMAP_CONTENTS \
247 } > RAM
248
249
250/* The 32-bit variable `jiffies' is just the lower 32-bits of `jiffies_64'. */
251_jiffies = _jiffies_64 ;
252
253
254/* Include an appropriate platform-dependent linker-script (which
255 usually should use the above macros to do most of the work). */
256
257#ifdef CONFIG_V850E_SIM
258# include "sim.ld"
259#endif
260
261#ifdef CONFIG_V850E2_SIM85E2
262# include "sim85e2.ld"
263#endif
264
265#ifdef CONFIG_V850E2_FPGA85E2C
266# include "fpga85e2c.ld"
267#endif
268
269#ifdef CONFIG_V850E2_ANNA
270# ifdef CONFIG_ROM_KERNEL
271# include "anna-rom.ld"
272# else
273# include "anna.ld"
274# endif
275#endif
276
277#ifdef CONFIG_V850E_AS85EP1
278# ifdef CONFIG_ROM_KERNEL
279# include "as85ep1-rom.ld"
280# else
281# include "as85ep1.ld"
282# endif
283#endif
284
285#ifdef CONFIG_RTE_CB_MA1
286# ifdef CONFIG_ROM_KERNEL
287# include "rte_ma1_cb-rom.ld"
288# else
289# include "rte_ma1_cb.ld"
290# endif
291#endif
292
293#ifdef CONFIG_RTE_CB_NB85E
294# ifdef CONFIG_ROM_KERNEL
295# include "rte_nb85e_cb-rom.ld"
296# elif defined(CONFIG_RTE_CB_MULTI)
297# include "rte_nb85e_cb-multi.ld"
298# else
299# include "rte_nb85e_cb.ld"
300# endif
301#endif
302
303#ifdef CONFIG_RTE_CB_ME2
304# include "rte_me2_cb.ld"
305#endif
306
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