Commit | Line | Data |
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9d06555c HPN |
1 | # This is for embedded products (no MMU) with ELF. |
2 | MACHINE= | |
3 | SCRIPT_NAME=elf | |
4 | TEMPLATE_NAME=elf32 | |
24dd9f75 HPN |
5 | |
6 | # Symbols have underscore prepended. | |
7 | OUTPUT_FORMAT="elf32-us-cris" | |
485cf679 | 8 | NO_REL_RELOCS=yes |
9d06555c HPN |
9 | ARCH=cris |
10 | MAXPAGESIZE=32 | |
24dd9f75 | 11 | ENTRY=__start |
9d06555c HPN |
12 | EMBEDDED=yes |
13 | ALIGNMENT=32 | |
14 | TEXT_START_ADDR=0 | |
15 | ||
16 | # Put crt0 for flash/eprom etc. in this section. | |
5a8e7be2 AM |
17 | INITIAL_READONLY_SECTIONS= |
18 | if test -z "${CREATE_SHLIB}"; then | |
19 | INITIAL_READONLY_SECTIONS=".interp ${RELOCATING-0} : { *(.interp) }" | |
20 | fi | |
21 | INITIAL_READONLY_SECTIONS="${INITIAL_READONLY_SECTIONS} | |
22 | .startup : { KEEP(*(.startup)) }" | |
9d06555c | 23 | |
589bad82 HPN |
24 | # Setting __Stext to . in TEXT_START_SYMBOLS doesn't get what we want |
25 | # most of the time, which is the start of all read-only sections; | |
26 | # there's at least .startup and .init before it. We have to resort to | |
27 | # trickery. Note that __Stext is always defined, not PROVIDE:d, since | |
28 | # external tools look for it. | |
29 | TEXT_START_SYMBOLS='__Stext = ADDR (.startup);' | |
30 | ||
24dd9f75 HPN |
31 | # The __start dance is to get us through assumptions about entry |
32 | # symbols, and to clear _start for normal use with sane programs. | |
33 | EXECUTABLE_SYMBOLS=' | |
e4492aa0 L |
34 | __start = DEFINED(__start) ? __start : |
35 | DEFINED(_start) ? _start : | |
24dd9f75 HPN |
36 | DEFINED(start) ? start : |
37 | DEFINED(.startup) ? .startup + 2 : 2; | |
38 | ' | |
9d06555c HPN |
39 | |
40 | # Smuggle an "OTHER_TEXT_END_SYMBOLS" here. | |
465bc359 | 41 | OTHER_READONLY_SECTIONS="${RELOCATING+PROVIDE (__Etext = .);}" |
9d06555c HPN |
42 | DATA_START_SYMBOLS='PROVIDE (__Sdata = .);' |
43 | ||
44 | # Smuggle an "OTHER_DATA_END_SYMBOLS" here. | |
465bc359 | 45 | OTHER_SDATA_SECTIONS="${RELOCATING+PROVIDE (__Edata = .);}" |
9d06555c HPN |
46 | |
47 | # If .bss does not immediately follow .data but has its own start | |
48 | # address, we can't get to it with OTHER_BSS_SYMBOLS, neither can we | |
49 | # use ADDR(.bss) there. Instead, we use the symbol support for the | |
50 | # end symbol. | |
827a1c67 | 51 | OTHER_BSS_END_SYMBOLS=' |
9d06555c | 52 | PROVIDE (__Ebss = .); |
5b5cd1b0 | 53 | __Sbss = ADDR (.bss); |
9d06555c HPN |
54 | PROVIDE (_bss_start = __Sbss); |
55 | ' | |
827a1c67 | 56 | OTHER_END_SYMBOLS='PROVIDE (__end = .);' |
9d06555c HPN |
57 | |
58 | INIT_START=' | |
59 | . = ALIGN(2); | |
60 | ___init__start = .; | |
61 | PROVIDE (___do_global_ctors = .); | |
9d06555c HPN |
62 | ' |
63 | ||
64 | INIT_END=' | |
9d06555c HPN |
65 | PROVIDE (__init__end = .); |
66 | PROVIDE (___init__end = .); | |
67 | ' | |
68 | ||
69 | FINI_START=' | |
70 | . = ALIGN (2); | |
71 | ___fini__start = .; | |
72 | PROVIDE (___do_global_dtors = .); | |
9d06555c HPN |
73 | ' |
74 | ||
75 | FINI_END=' | |
9d06555c HPN |
76 | PROVIDE (__fini__end = .); |
77 | ___fini__end = .; | |
78 | ' | |
79 | ||
80 | CTOR_START=' | |
81 | PROVIDE (___ctors = .); | |
82 | ___elf_ctors_dtors_begin = .; | |
83 | ' | |
84 | ||
85 | CTOR_END=' | |
86 | PROVIDE (___ctors_end = .); | |
87 | ' | |
88 | ||
89 | DTOR_START=' | |
90 | PROVIDE (___dtors = .); | |
91 | ' | |
92 | ||
93 | CTOR_END=' | |
94 | PROVIDE (___dtors_end = .); | |
95 | ___elf_ctors_dtors_end = .; | |
96 | ' | |
97 | ||
9d06555c | 98 | # Also add the other symbols provided for rsim/xsim and elinux. |
827a1c67 | 99 | OTHER_SYMBOLS=' |
465bc359 | 100 | PROVIDE (__Eall = .); |
e4492aa0 | 101 | PROVIDE (__Endmem = 0x10000000); |
5b5cd1b0 HPN |
102 | PROVIDE (__Stacksize = 0); |
103 | ' | |
104 | NO_SMALL_DATA=yes |