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c278400c AJ |
1 | /* |
2 | * ld script for the c6x kernel | |
3 | * | |
4 | * Copyright (C) 2010, 2011 Texas Instruments Incorporated | |
5 | * Mark Salter <msalter@redhat.com> | |
6 | */ | |
7 | #include <asm-generic/vmlinux.lds.h> | |
8 | #include <asm/thread_info.h> | |
9 | #include <asm/page.h> | |
10 | ||
11 | ENTRY(_c_int00) | |
12 | ||
13 | #if defined(CONFIG_CPU_BIG_ENDIAN) | |
14 | jiffies = jiffies_64 + 4; | |
15 | #else | |
16 | jiffies = jiffies_64; | |
17 | #endif | |
18 | ||
19 | #define READONLY_SEGMENT_START \ | |
20 | . = PAGE_OFFSET; | |
21 | #define READWRITE_SEGMENT_START \ | |
22 | . = ALIGN(128); \ | |
23 | _data_lma = .; | |
24 | ||
25 | SECTIONS | |
26 | { | |
27 | /* | |
28 | * Start kernel read only segment | |
29 | */ | |
30 | READONLY_SEGMENT_START | |
31 | ||
32 | .vectors : | |
33 | { | |
34 | _vectors_start = .; | |
35 | *(.vectors) | |
36 | . = ALIGN(0x400); | |
37 | _vectors_end = .; | |
38 | } | |
39 | ||
40 | . = ALIGN(0x1000); | |
41 | .cmdline : | |
42 | { | |
43 | *(.cmdline) | |
44 | } | |
45 | ||
46 | /* | |
47 | * This section contains data which may be shared with other | |
48 | * cores. It needs to be a fixed offset from PAGE_OFFSET | |
49 | * regardless of kernel configuration. | |
50 | */ | |
51 | .virtio_ipc_dev : | |
52 | { | |
53 | *(.virtio_ipc_dev) | |
54 | } | |
55 | ||
56 | . = ALIGN(PAGE_SIZE); | |
57 | .init : | |
58 | { | |
59 | _stext = .; | |
60 | _sinittext = .; | |
61 | HEAD_TEXT | |
62 | INIT_TEXT | |
63 | _einittext = .; | |
64 | } | |
65 | ||
66 | __init_begin = _stext; | |
67 | INIT_DATA_SECTION(16) | |
68 | ||
69 | PERCPU_SECTION(128) | |
70 | ||
71 | . = ALIGN(PAGE_SIZE); | |
72 | __init_end = .; | |
73 | ||
74 | .text : | |
75 | { | |
76 | _text = .; | |
77 | TEXT_TEXT | |
78 | SCHED_TEXT | |
79 | LOCK_TEXT | |
80 | IRQENTRY_TEXT | |
81 | KPROBES_TEXT | |
82 | *(.fixup) | |
83 | *(.gnu.warning) | |
84 | } | |
85 | ||
86 | EXCEPTION_TABLE(16) | |
87 | NOTES | |
88 | ||
89 | RO_DATA_SECTION(PAGE_SIZE) | |
90 | .const : | |
91 | { | |
92 | *(.const .const.* .gnu.linkonce.r.*) | |
93 | *(.switch) | |
94 | } | |
95 | ||
96 | . = ALIGN (8) ; | |
97 | __fdt_blob : AT(ADDR(__fdt_blob) - LOAD_OFFSET) | |
98 | { | |
99 | _fdt_start = . ; /* place for fdt blob */ | |
100 | *(__fdt_blob) ; /* Any link-placed DTB */ | |
101 | BYTE(0); /* section always has contents */ | |
102 | . = _fdt_start + 0x4000; /* Pad up to 16kbyte */ | |
103 | _fdt_end = . ; | |
104 | } | |
105 | ||
106 | _etext = .; | |
107 | ||
108 | /* | |
109 | * Start kernel read-write segment. | |
110 | */ | |
111 | READWRITE_SEGMENT_START | |
112 | _sdata = .; | |
113 | ||
114 | .fardata : AT(ADDR(.fardata) - LOAD_OFFSET) | |
115 | { | |
116 | INIT_TASK_DATA(THREAD_SIZE) | |
117 | NOSAVE_DATA | |
118 | PAGE_ALIGNED_DATA(PAGE_SIZE) | |
119 | CACHELINE_ALIGNED_DATA(128) | |
120 | READ_MOSTLY_DATA(128) | |
121 | DATA_DATA | |
122 | CONSTRUCTORS | |
123 | *(.data1) | |
124 | *(.fardata .fardata.*) | |
125 | *(.data.debug_bpt) | |
126 | } | |
127 | ||
128 | .neardata ALIGN(8) : AT(ADDR(.neardata) - LOAD_OFFSET) | |
129 | { | |
130 | *(.neardata2 .neardata2.* .gnu.linkonce.s2.*) | |
131 | *(.neardata .neardata.* .gnu.linkonce.s.*) | |
132 | . = ALIGN(8); | |
133 | } | |
134 | ||
135 | _edata = .; | |
136 | ||
137 | __bss_start = .; | |
138 | SBSS(8) | |
139 | BSS(8) | |
140 | .far : | |
141 | { | |
142 | . = ALIGN(8); | |
143 | *(.dynfar) | |
144 | *(.far .far.* .gnu.linkonce.b.*) | |
145 | . = ALIGN(8); | |
146 | } | |
147 | __bss_stop = .; | |
148 | ||
149 | _end = .; | |
150 | ||
151 | DWARF_DEBUG | |
152 | ||
153 | /DISCARD/ : | |
154 | { | |
155 | EXIT_TEXT | |
156 | EXIT_DATA | |
157 | EXIT_CALL | |
158 | *(.discard) | |
159 | *(.discard.*) | |
160 | *(.interp) | |
161 | } | |
162 | } |