source: trunk/libs/newlib/src/libgloss/sh/sh3bb.ld @ 673

Last change on this file since 673 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 2.9 KB
Line 
1/* Linker script for the "SH3 Target System", also known as "the big box". */
2
3/*STARTUP(crt0.o) */
4/*OUTPUT_ARCH(shl)*/
5SEARCH_DIR(.)
6GROUP(-lc -lgcc)
7__DYNAMIC  =  0;
8
9MEMORY
10{
11  ram (rwx) : ORIGIN = 0xc008000, LENGTH = 0x2000000
12}
13
14/* Put the stack up high. */
15/* (Commented out because it doesn't seem to work right) */
16/*PROVIDE (__stack = 0xc800000);*/
17
18/* Initalize some symbols to be zero so we can reference them in the
19   crt0 without core dumping. These functions are all optional, but
20   we do this so we can have our crt0 always use them if they exist.
21   This is so BSPs work better when using the crt0 installed with gcc.
22   We have to initalize them twice, so we cover a.out (which prepends
23   an underscore) and coff object file formats. */
24
25PROVIDE (hardware_init_hook = 0);
26PROVIDE (_hardware_init_hook = 0);
27PROVIDE (software_init_hook = 0);
28PROVIDE (_software_init_hook = 0);
29
30/* Put everything in ram (of course).  */
31
32SECTIONS
33{
34  .text :
35  {
36    *(.text)
37    . = ALIGN(0x4);
38     __CTOR_LIST__ = .;
39    LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2)
40    ___ctors = .;
41    *(.ctors)
42    ___ctors_end = .;
43    LONG(0)
44    __CTOR_END__ = .;
45    __DTOR_LIST__ = .;
46    LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2)
47    ___dtors = .;
48    *(.dtors)
49    ___dtors_end = .;
50     LONG(0)
51    __DTOR_END__ = .;
52    *(.rodata)
53    *(.gcc_except_table)
54
55     _etext = .;
56    *(.lit)
57  } > ram
58
59  .data BLOCK (0x4) :
60  {
61    *(.shdata)
62    *(.data)
63    _edata = .;
64  } > ram
65
66  .bss BLOCK (0x4) :
67  {
68    __bss_start = . ;
69    *(.shbss)
70    *(.bss)
71    *(COMMON)
72    _end =  ALIGN (0x8);
73    __end = _end;
74  } > ram
75
76  /* I know, I know, stack sections are supposed to be useless; but
77     this actually worked for me, as opposed to the PROVIDE. */
78  .stack 0xc800000 :
79  {
80        __stack = .;
81  } > ram
82
83  .stab 0 (NOLOAD) : { *(.stab) }
84  .stabstr 0 (NOLOAD) : { *(.stabstr) }
85
86  /* DWARF debug sections.
87     Symbols in the DWARF debugging sections are relative to
88     the beginning of the section so we begin them at 0.  */
89  /* DWARF 1 */
90  .debug          0 : { *(.debug) }
91  .line           0 : { *(.line) }
92  /* GNU DWARF 1 extensions */
93  .debug_srcinfo  0 : { *(.debug_srcinfo) }
94  .debug_sfnames  0 : { *(.debug_sfnames) }
95  /* DWARF 1.1 and DWARF 2 */
96  .debug_aranges  0 : { *(.debug_aranges) }
97  .debug_pubnames 0 : { *(.debug_pubnames) }
98  /* DWARF 2 */
99  .debug_info     0 : { *(.debug_info) }
100  .debug_abbrev   0 : { *(.debug_abbrev) }
101  .debug_line     0 : { *(.debug_line) }
102  .debug_frame    0 : { *(.debug_frame) }
103  .debug_str      0 : { *(.debug_str) }
104  .debug_loc      0 : { *(.debug_loc) }
105  .debug_macinfo  0 : { *(.debug_macinfo) }
106  .debug_ranges   0 : { *(.debug_ranges) }
107  /* SGI/MIPS DWARF 2 extensions */
108  .debug_weaknames 0 : { *(.debug_weaknames) }
109  .debug_funcnames 0 : { *(.debug_funcnames) }
110  .debug_typenames 0 : { *(.debug_typenames) }
111  .debug_varnames  0 : { *(.debug_varnames) }
112}
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