Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux...
[linux-drm-fsl-dcu.git] / arch / arm64 / kernel / vmlinux.lds.S
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
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
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                         __exception_text_start = .;
58                         *(.exception.text)
59                         __exception_text_end = .;
60                         IRQENTRY_TEXT
61                         TEXT_TEXT
62                         SCHED_TEXT
63                         LOCK_TEXT
64                         HYPERVISOR_TEXT
65                         *(.fixup)
66                         *(.gnu.warning)
67                 . = ALIGN(16);
68                 *(.got)                 /* Global offset table          */
69         }
70
71         RO_DATA(PAGE_SIZE)
72         EXCEPTION_TABLE(8)
73         NOTES
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
100         . = ALIGN(PAGE_SIZE);
101         _data = .;
102         __data_loc = _data - LOAD_OFFSET;
103         _sdata = .;
104         RW_DATA_SECTION(64, PAGE_SIZE, THREAD_SIZE)
105         _edata = .;
106         _edata_loc = __data_loc + SIZEOF(.data);
107
108         BSS_SECTION(0, 0, 0)
109         _end = .;
110
111         STABS_DEBUG
112         .comment 0 : { *(.comment) }
113 }
114
115 /*
116  * The HYP init code can't be more than a page long.
117  */
118 ASSERT(((__hyp_idmap_text_start + PAGE_SIZE) > __hyp_idmap_text_end),
119        "HYP init code too big")