source: trunk/libs/newlib/src/libgloss/sh/sh1lcevb.ld @ 546

Last change on this file since 546 was 444, checked in by satin@…, 6 years ago

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

File size: 3.0 KB
Line 
1/* Linker script for the SH1 Low-Cost Eval Board. */
2
3SEARCH_DIR(.)
4GROUP(-lc -lgcc)
5__DYNAMIC  =  0;
6
7/* The location of RAM comes from the manual.  We also leave an 8K pad
8   for the monitor's own working data and stack.  Note that the smallest
9   boards only have 64K of RAM, so no room for SPEC benchmarks here! */
10
11MEMORY
12{
13  ram (rwx) : ORIGIN = 0xa002000, LENGTH = 0x10000
14}
15
16/* Put the stack up high. */
17/* (Commented out because it doesn't seem to work right) */
18/*PROVIDE (__stack = 0xa00ff00);*/
19
20/* Initalize some symbols to be zero so we can reference them in the
21   crt0 without core dumping. These functions are all optional, but
22   we do this so we can have our crt0 always use them if they exist.
23   This is so BSPs work better when using the crt0 installed with gcc.
24   We have to initalize them twice, so we cover a.out (which prepends
25   an underscore) and coff object file formats. */
26
27PROVIDE (hardware_init_hook = 0);
28PROVIDE (_hardware_init_hook = 0);
29PROVIDE (software_init_hook = 0);
30PROVIDE (_software_init_hook = 0);
31
32/* Put everything in ram (of course).  */
33
34SECTIONS
35{
36  .text :
37  {
38    *(.text)
39    . = ALIGN(0x4);
40     __CTOR_LIST__ = .;
41    LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2)
42    ___ctors = .;
43    *(.ctors)
44    ___ctors_end = .;
45    LONG(0)
46    __CTOR_END__ = .;
47    __DTOR_LIST__ = .;
48    LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2)
49    ___dtors = .;
50    *(.dtors)
51    ___dtors_end = .;
52     LONG(0)
53    __DTOR_END__ = .;
54    *(.rodata)
55    *(.gcc_except_table)
56
57     _etext = .;
58    *(.lit)
59  } > ram
60
61  .data BLOCK (0x4) :
62  {
63    *(.shdata)
64    *(.data)
65    _edata = .;
66  } > ram
67
68  .bss BLOCK (0x4) :
69  {
70    __bss_start = . ;
71    *(.shbss)
72    *(.bss)
73    *(COMMON)
74    _end =  ALIGN (0x8);
75    __end = _end;
76  } > ram
77
78  /* I know, I know, stack sections are supposed to be useless; but
79     this actually worked for me, as opposed to the PROVIDE. */
80  .stack 0xa00ff00 :
81  {
82        __stack = .;
83  } > ram
84
85  .stab 0 (NOLOAD) : { *(.stab) }
86  .stabstr 0 (NOLOAD) : { *(.stabstr) }
87
88  /* DWARF debug sections.
89     Symbols in the DWARF debugging sections are relative to
90     the beginning of the section so we begin them at 0.  */
91  /* DWARF 1 */
92  .debug          0 : { *(.debug) }
93  .line           0 : { *(.line) }
94  /* GNU DWARF 1 extensions */
95  .debug_srcinfo  0 : { *(.debug_srcinfo) }
96  .debug_sfnames  0 : { *(.debug_sfnames) }
97  /* DWARF 1.1 and DWARF 2 */
98  .debug_aranges  0 : { *(.debug_aranges) }
99  .debug_pubnames 0 : { *(.debug_pubnames) }
100  /* DWARF 2 */
101  .debug_info     0 : { *(.debug_info) }
102  .debug_abbrev   0 : { *(.debug_abbrev) }
103  .debug_line     0 : { *(.debug_line) }
104  .debug_frame    0 : { *(.debug_frame) }
105  .debug_str      0 : { *(.debug_str) }
106  .debug_loc      0 : { *(.debug_loc) }
107  .debug_macinfo  0 : { *(.debug_macinfo) }
108  .debug_ranges   0 : { *(.debug_ranges) }
109  /* SGI/MIPS DWARF 2 extensions */
110  .debug_weaknames 0 : { *(.debug_weaknames) }
111  .debug_funcnames 0 : { *(.debug_funcnames) }
112  .debug_typenames 0 : { *(.debug_typenames) }
113  .debug_varnames  0 : { *(.debug_varnames) }
114}
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