Commit | Line | Data |
---|---|---|
8c2c3df3 CM |
1 | /* |
2 | * ld script to make ARM Linux kernel | |
3 | * taken from the i386 version by Russell King | |
4 | * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz> | |
5 | */ | |
6 | ||
7 | #include <asm-generic/vmlinux.lds.h> | |
8 | #include <asm/thread_info.h> | |
9 | #include <asm/memory.h> | |
10 | #include <asm/page.h> | |
11 | ||
12 | #define ARM_EXIT_KEEP(x) | |
13 | #define ARM_EXIT_DISCARD(x) x | |
14 | ||
15 | OUTPUT_ARCH(aarch64) | |
16 | ENTRY(stext) | |
17 | ||
18 | jiffies = jiffies_64; | |
19 | ||
2240bbb6 MZ |
20 | #define HYPERVISOR_TEXT \ |
21 | /* \ | |
22 | * Force the alignment to be compatible with \ | |
23 | * the vectors requirements \ | |
24 | */ \ | |
25 | . = ALIGN(2048); \ | |
26 | VMLINUX_SYMBOL(__hyp_idmap_text_start) = .; \ | |
27 | *(.hyp.idmap.text) \ | |
28 | VMLINUX_SYMBOL(__hyp_idmap_text_end) = .; \ | |
29 | VMLINUX_SYMBOL(__hyp_text_start) = .; \ | |
30 | *(.hyp.text) \ | |
31 | VMLINUX_SYMBOL(__hyp_text_end) = .; | |
32 | ||
8c2c3df3 CM |
33 | SECTIONS |
34 | { | |
35 | /* | |
36 | * XXX: The linker does not define how output sections are | |
37 | * assigned to input sections when there are multiple statements | |
38 | * matching the same input section name. There is no documented | |
39 | * order of matching. | |
40 | */ | |
41 | /DISCARD/ : { | |
42 | ARM_EXIT_DISCARD(EXIT_TEXT) | |
43 | ARM_EXIT_DISCARD(EXIT_DATA) | |
44 | EXIT_CALL | |
45 | *(.discard) | |
46 | *(.discard.*) | |
47 | } | |
48 | ||
49 | . = PAGE_OFFSET + TEXT_OFFSET; | |
50 | ||
51 | .head.text : { | |
52 | _text = .; | |
53 | HEAD_TEXT | |
54 | } | |
55 | .text : { /* Real text segment */ | |
56 | _stext = .; /* Text and read-only data */ | |
57 | *(.smp.pen.text) | |
58 | __exception_text_start = .; | |
59 | *(.exception.text) | |
60 | __exception_text_end = .; | |
61 | IRQENTRY_TEXT | |
62 | TEXT_TEXT | |
63 | SCHED_TEXT | |
64 | LOCK_TEXT | |
2240bbb6 | 65 | HYPERVISOR_TEXT |
8c2c3df3 CM |
66 | *(.fixup) |
67 | *(.gnu.warning) | |
68 | . = ALIGN(16); | |
69 | *(.got) /* Global offset table */ | |
70 | } | |
71 | ||
72 | RO_DATA(PAGE_SIZE) | |
adace895 | 73 | EXCEPTION_TABLE(8) |
8c2c3df3 CM |
74 | _etext = .; /* End of text and rodata section */ |
75 | ||
76 | . = ALIGN(PAGE_SIZE); | |
77 | __init_begin = .; | |
78 | ||
79 | INIT_TEXT_SECTION(8) | |
80 | .exit.text : { | |
81 | ARM_EXIT_KEEP(EXIT_TEXT) | |
82 | } | |
83 | . = ALIGN(16); | |
84 | .init.data : { | |
85 | INIT_DATA | |
86 | INIT_SETUP(16) | |
87 | INIT_CALLS | |
88 | CON_INITCALL | |
89 | SECURITY_INITCALL | |
90 | INIT_RAM_FS | |
91 | } | |
92 | .exit.data : { | |
93 | ARM_EXIT_KEEP(EXIT_DATA) | |
94 | } | |
95 | ||
96 | PERCPU_SECTION(64) | |
97 | ||
98 | __init_end = .; | |
99 | . = ALIGN(THREAD_SIZE); | |
100 | __data_loc = .; | |
101 | ||
102 | .data : AT(__data_loc) { | |
103 | _data = .; /* address in memory */ | |
104 | _sdata = .; | |
105 | ||
106 | /* | |
107 | * first, the init task union, aligned | |
108 | * to an 8192 byte boundary. | |
109 | */ | |
110 | INIT_TASK_DATA(THREAD_SIZE) | |
111 | NOSAVE_DATA | |
112 | CACHELINE_ALIGNED_DATA(64) | |
113 | READ_MOSTLY_DATA(64) | |
114 | ||
8c2c3df3 CM |
115 | /* |
116 | * and the usual data section | |
117 | */ | |
118 | DATA_DATA | |
119 | CONSTRUCTORS | |
120 | ||
121 | _edata = .; | |
122 | } | |
123 | _edata_loc = __data_loc + SIZEOF(.data); | |
124 | ||
125 | NOTES | |
126 | ||
127 | BSS_SECTION(0, 0, 0) | |
128 | _end = .; | |
129 | ||
130 | STABS_DEBUG | |
131 | .comment 0 : { *(.comment) } | |
132 | } | |
2240bbb6 MZ |
133 | |
134 | /* | |
135 | * The HYP init code can't be more than a page long. | |
136 | */ | |
137 | ASSERT(((__hyp_idmap_text_start + PAGE_SIZE) > __hyp_idmap_text_end), | |
138 | "HYP init code too big") |