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/*
 *  This file contains directives for the GNU linker which are specific
 *  to the Generic MC68302 board.
 *
 *  COPYRIGHT (c) 1989-1999.
 *  On-Line Applications Research Corporation (OAR).
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.OARcorp.com/rtems/license.html.
 *
 *  $Id: linkcmds,v 1.2 2001-09-27 12:00:06 chris Exp $
 */
 
MEMORY
{
        ram : org = 0x0000, l = 16M
}
 
m302 = 0xf7f000;
_VBR = 0x000000;                /* location of the VBR table (in RAM) */
 
/*
 * Declare some sizes.
 */
_RamBase = DEFINED(_RamBase) ? _RamBase : 0x0;
_RamSize = DEFINED(_RamSize) ? _RamSize : 16M;
_HeapSize = DEFINED(_HeapSize) ? _HeapSize : 0x10000;
_StackSize = DEFINED(_StackSize) ? _StackSize : 0x1000;
 
SECTIONS
{
        ram : {
                . = 0xc00000;
        } >ram
 
        /*
         * Text, data and bss segments
         */
        .text : {
                *(.text)
 
                /*
                 * C++ constructors/destructors
                 */
                *(.gnu.linkonce.t.*)
 
                /*
                 * Initialization and finalization code.
                 *
                 * Various files can provide initialization and finalization
                 * functions.  crtbegin.o and crtend.o are two instances. The
                 * body of these functions are in .init and .fini sections. We
                 * accumulate the bodies here, and prepend function prologues
                 * from crti.o and function epilogues from crtn.o. crti.o must
                 * be linked first; crtn.o must be linked last.  Because these
                 * are wildcards, it doesn't matter if the user does not
                 * actually link against crti.o and crtn.o; the linker won't
                 * look for a file to match a wildcard.  The wildcard also
                 * means that it doesn't matter which directory crti.o and
                 * crtn.o are in.
                 */
                PROVIDE (_init = .);
                *crti.o(.init)
                *(.init)
                *crtn.o(.init)
                PROVIDE (_fini = .);
                *crti.o(.fini)
                *(.fini)
                *crtn.o(.fini)
 
                /*
                 * C++ constructors/destructors
                 *
                 * gcc uses crtbegin.o to find the start of the constructors
                 * and destructors so we make sure it is first.  Because this
                 * is a wildcard, it doesn't matter if the user does not
                 * actually link against crtbegin.o; the linker won't look for
                 * a file to match a wildcard.  The wildcard also means that
                 * it doesn't matter which directory crtbegin.o is in. The
                 * constructor and destructor list are terminated in
                 * crtend.o.  The same comments apply to it.
                 */
                . = ALIGN (16);
                *crtbegin.o(.ctors)
                *(.ctors)
                *crtend.o(.ctors)
                *crtbegin.o(.dtors)
                *(.dtors)
                *crtend.o(.dtors)
 
                /*
                 * Exception frame info
                 */
                . = ALIGN (16);
                *(.eh_frame)
 
                /*
                 * Read-only data
                 */
                . = ALIGN (16);
                _rodata_start = . ;
                *(.rodata)
                *(.gnu.linkonce.r*)
 
                 . = ALIGN (16);
                PROVIDE (_etext = .);
        } >ram
        .data : {
                PROVIDE (_copy_start = .);
                *(.data)
                *(.gnu.linkonce.d*)
                *(.gcc_except_table)
                . = ALIGN (16);
                PROVIDE (_edata = .);
                PROVIDE (_copy_end = .);
        } >ram
        .bss : {
                _clear_start = .;
                *(.bss)
                *(COMMON)
                . = ALIGN (16);
                PROVIDE (end = .);
 
                . += _StackSize;
                . = ALIGN (16);
                _stack_init = .;
                _clear_end = .;
 
                _WorkspaceBase = .;
        } >ram
}

Line No.	Rev	Author	Line
1	30	unneback	`/*`
2			`* This file contains directives for the GNU linker which are specific`
3			`* to the Generic MC68302 board.`
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			`* $Id: linkcmds,v 1.2 2001-09-27 12:00:06 chris Exp $`
13			`*/`
14
15			`MEMORY`
16			`{`
17			`ram : org = 0x0000, l = 16M`
18			`}`
19
20			`m302 = 0xf7f000;`
21			`_VBR = 0x000000; /* location of the VBR table (in RAM) */`
22
23			`/*`
24			`* Declare some sizes.`
25			`*/`
26			`_RamBase = DEFINED(_RamBase) ? _RamBase : 0x0;`
27			`_RamSize = DEFINED(_RamSize) ? _RamSize : 16M;`
28			`_HeapSize = DEFINED(_HeapSize) ? _HeapSize : 0x10000;`
29			`_StackSize = DEFINED(_StackSize) ? _StackSize : 0x1000;`
30
31			`SECTIONS`
32			`{`
33			`ram : {`
34			`. = 0xc00000;`
35			`} >ram`
36
37			`/*`
38			`* Text, data and bss segments`
39			`*/`
40			`.text : {`
41			`*(.text)`
42
43			`/*`
44			`* C++ constructors/destructors`
45			`*/`
46			`(.gnu.linkonce.t.)`
47
48			`/*`
49			`* Initialization and finalization code.`
50			`*`
51			`* Various files can provide initialization and finalization`
52			`* functions. crtbegin.o and crtend.o are two instances. The`
53			`* body of these functions are in .init and .fini sections. We`
54			`* accumulate the bodies here, and prepend function prologues`
55			`* from crti.o and function epilogues from crtn.o. crti.o must`
56			`* be linked first; crtn.o must be linked last. Because these`
57			`* are wildcards, it doesn't matter if the user does not`
58			`* actually link against crti.o and crtn.o; the linker won't`
59			`* look for a file to match a wildcard. The wildcard also`
60			`* means that it doesn't matter which directory crti.o and`
61			`* crtn.o are in.`
62			`*/`
63			`PROVIDE (_init = .);`
64			`*crti.o(.init)`
65			`*(.init)`
66			`*crtn.o(.init)`
67			`PROVIDE (_fini = .);`
68			`*crti.o(.fini)`
69			`*(.fini)`
70			`*crtn.o(.fini)`
71
72			`/*`
73			`* C++ constructors/destructors`
74			`*`
75			`* gcc uses crtbegin.o to find the start of the constructors`
76			`* and destructors so we make sure it is first. Because this`
77			`* is a wildcard, it doesn't matter if the user does not`
78			`* actually link against crtbegin.o; the linker won't look for`
79			`* a file to match a wildcard. The wildcard also means that`
80			`* it doesn't matter which directory crtbegin.o is in. The`
81			`* constructor and destructor list are terminated in`
82			`* crtend.o. The same comments apply to it.`
83			`*/`
84			`. = ALIGN (16);`
85			`*crtbegin.o(.ctors)`
86			`*(.ctors)`
87			`*crtend.o(.ctors)`
88			`*crtbegin.o(.dtors)`
89			`*(.dtors)`
90			`*crtend.o(.dtors)`
91
92			`/*`
93			`* Exception frame info`
94			`*/`
95			`. = ALIGN (16);`
96			`*(.eh_frame)`
97
98			`/*`
99			`* Read-only data`
100			`*/`
101			`. = ALIGN (16);`
102			`_rodata_start = . ;`
103			`*(.rodata)`
104			`(.gnu.linkonce.r)`
105
106			`. = ALIGN (16);`
107			`PROVIDE (_etext = .);`
108			`} >ram`
109			`.data : {`
110			`PROVIDE (_copy_start = .);`
111			`*(.data)`
112			`(.gnu.linkonce.d)`
113			`*(.gcc_except_table)`
114			`. = ALIGN (16);`
115			`PROVIDE (_edata = .);`
116			`PROVIDE (_copy_end = .);`
117			`} >ram`
118			`.bss : {`
119			`_clear_start = .;`
120			`*(.bss)`
121			`*(COMMON)`
122			`. = ALIGN (16);`
123			`PROVIDE (end = .);`
124
125			`. += _StackSize;`
126			`. = ALIGN (16);`
127			`_stack_init = .;`
128			`_clear_end = .;`
129
130			`_WorkspaceBase = .;`
131			`} >ram`
132			`}`

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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libbsp/] [m68k/] [gen68302/] [startup/] [linkcmds] - Blame information for rev 30