OpenCores
URL https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk

Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libbsp/] [m68k/] [mvme147/] [startup/] [linkcmds] - Blame information for rev 493

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 30 unneback 
/*
2 
 *  This file contains directives for the GNU linker which are specific
3 
 *  to the Motorola MVME147 boards.
4 
 *
5 
 *  COPYRIGHT (c) 1989-1999.
6 
 *  On-Line Applications Research Corporation (OAR).
7 
 *
8 
 *  The license and distribution terms for this file may be
9 
 *  found in the file LICENSE in this distribution or at
10 
 *  http://www.OARcorp.com/rtems/license.html.
11 
 *
12 
 *  MVME147 port for TNI - Telecom Bretagne
13 
 *  by Dominique LE CAMPION (Dominique.LECAMPION@enst-bretagne.fr)
14 
 *  May 1996
15 
 *
16 
 *  $Id: linkcmds,v 1.2 2001-09-27 12:00:16 chris Exp $
17 
 */
18 
 
19 
/*
20 
 * Declare some sizes.
21 
 */
22 
_RamBase = DEFINED(_RamBase) ? _RamBase : 0x0;
23 
_RamSize = DEFINED(_RamSize) ? _RamSize : 4M;
24 
_HeapSize = DEFINED(_HeapSize) ? _HeapSize : 0x10000;
25 
_StackSize = DEFINED(_StackSize) ? _StackSize : 0x1000;
26 
 
27 
MEMORY
28 
{
29 
        ram : org = 0x0, l = 0x400000
30 
}
31 
 
32 
SECTIONS
33 
{
34 
        ram : {
35 
                . = 0x5000;
36 
        } >ram
37 
 
38 
        /*
39 
         * Text, data and bss segments
40 
         */
41 
        .text : {
42 
                *(.text)
43 
 
44 
                /*
45 
                 * C++ constructors/destructors
46 
                 */
47 
                *(.gnu.linkonce.t.*)
48 
 
49 
                /*
50 
                 * Initialization and finalization code.
51 
                 *
52 
                 * Various files can provide initialization and finalization
53 
                 * functions.  crtbegin.o and crtend.o are two instances. The
54 
                 * body of these functions are in .init and .fini sections. We
55 
                 * accumulate the bodies here, and prepend function prologues
56 
                 * from crti.o and function epilogues from crtn.o. crti.o must
57 
                 * be linked first; crtn.o must be linked last.  Because these
58 
                 * are wildcards, it doesn't matter if the user does not
59 
                 * actually link against crti.o and crtn.o; the linker won't
60 
                 * look for a file to match a wildcard.  The wildcard also
61 
                 * means that it doesn't matter which directory crti.o and
62 
                 * crtn.o are in.
63 
                 */
64 
                PROVIDE (_init = .);
65 
                *crti.o(.init)
66 
                *(.init)
67 
                *crtn.o(.init)
68 
                PROVIDE (_fini = .);
69 
                *crti.o(.fini)
70 
                *(.fini)
71 
                *crtn.o(.fini)
72 
 
73 
                /*
74 
                 * C++ constructors/destructors
75 
                 *
76 
                 * gcc uses crtbegin.o to find the start of the constructors
77 
                 * and destructors so we make sure it is first.  Because this
78 
                 * is a wildcard, it doesn't matter if the user does not
79 
                 * actually link against crtbegin.o; the linker won't look for
80 
                 * a file to match a wildcard.  The wildcard also means that
81 
                 * it doesn't matter which directory crtbegin.o is in. The
82 
                 * constructor and destructor list are terminated in
83 
                 * crtend.o.  The same comments apply to it.
84 
                 */
85 
                . = ALIGN (16);
86 
                *crtbegin.o(.ctors)
87 
                *(.ctors)
88 
                *crtend.o(.ctors)
89 
                *crtbegin.o(.dtors)
90 
                *(.dtors)
91 
                *crtend.o(.dtors)
92 
 
93 
                /*
94 
                 * Exception frame info
95 
                 */
96 
                . = ALIGN (16);
97 
                *(.eh_frame)
98 
 
99 
                /*
100 
                 * Read-only data
101 
                 */
102 
                . = ALIGN (16);
103 
                _rodata_start = . ;
104 
                *(.rodata)
105 
                *(.gnu.linkonce.r*)
106 
 
107 
                 . = ALIGN (16);
108 
                PROVIDE (_etext = .);
109 
        } >ram
110 
        .data : {
111 
                PROVIDE (_copy_start = .);
112 
                *(.data)
113 
                *(.gnu.linkonce.d*)
114 
                *(.gcc_except_table)
115 
                . = ALIGN (16);
116 
                PROVIDE (_edata = .);
117 
                PROVIDE (_copy_end = .);
118 
        } >ram
119 
        .bss : {
120 
                _clear_start = .;
121 
                *(.bss)
122 
                *(COMMON)
123 
                . = ALIGN (16);
124 
                PROVIDE (end = .);
125 
 
126 
                . += _StackSize;
127 
                . = ALIGN (16);
128 
                _stack_init = .;
129 
                _clear_end = .;
130 
 
131 
                _WorkspaceBase = .;
132 
        } >ram
133 
}

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.