Subversion Repositories HelenOS-historic

Rev

Go to most recent revision | Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
1685 decky 1
#! /bin/sh
2
 
3
#
4
# Copyright (C) 2006 Martin Decky
5
# All rights reserved.
6
#
7
# Redistribution and use in source and binary forms, with or without
8
# modification, are permitted provided that the following conditions
9
# are met:
10
#
11
# - Redistributions of source code must retain the above copyright
12
#   notice, this list of conditions and the following disclaimer.
13
# - Redistributions in binary form must reproduce the above copyright
14
#   notice, this list of conditions and the following disclaimer in the
15
#   documentation and/or other materials provided with the distribution.
16
# - The name of the author may not be used to endorse or promote products
17
#   derived from this software without specific prior written permission.
18
#
19
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29
#
30
 
31
[ "$#" -lt 1 ] && exit 1
32
 
33
OBJCOPY="$1"
34
LINK="_link.ld"
35
HEADER="_components.h"
36
 
37
shift
38
 
39
echo 'OUTPUT_FORMAT("binary")
40
ENTRY(start)
41
 
42
SECTIONS {
43
	.boot 0xbfc00000: AT (0) {
44
		*(BOOTSTRAP);
45
		*(.text);
46
 
47
		*(.rodata);
48
		*(.rodata.*);
49
		*(.data);		/* initialized data */
50
		*(.sdata);
51
		*(.sdata2);
52
		*(.sbss);
53
		*(.scommon);
54
		*(.bss);		/* uninitialized static variables */	
55
		*(COMMON); 		/* global variables */
56
		*(.reginfo);' > "$LINK"
57
 
58
echo '#ifndef ___COMPONENTS_H__
59
#define ___COMPONENTS_H__
60
 
61
typedef struct {
62
	char *name;
63
 
64
	void *start;
65
	void *end;
66
	unsigned int size;
67
} component_t;' > "$HEADER"
68
 
69
COUNT="0"
70
DATA=""
71
 
72
for TASK in "$@" ; do
73
	BASENAME="`basename "$TASK" | sed 's/^\(.*\)\.[^.]*$/\1/'`"
74
	OBJECT="${BASENAME}.o"
75
	SYMBOL="`echo "_binary_$TASK" | tr "./" "__"`"
76
	MACRO="`echo "$BASENAME" | tr [:lower:] [:upper:]`"
77
	echo "$TASK -> $OBJECT"
78
 
79
	echo "
80
		. = ALIGN(4096);
81
		*(.${BASENAME}_image);" >> "$LINK"
82
 
83
	echo "
84
extern int ${SYMBOL}_start;
85
extern int ${SYMBOL}_end;
86
 
87
#define ${MACRO}_START ((void *) &${SYMBOL}_start)
88
#define ${MACRO}_END ((void *) &${SYMBOL}_end)
89
#define ${MACRO}_SIZE ((unsigned int) ${MACRO}_END - (unsigned int) ${MACRO}_START)" >> "$HEADER"
90
 
91
	"$OBJCOPY" -I binary -O elf32-tradlittlemips -B mips --rename-section ".data=.${BASENAME}_image" "$TASK" "$OBJECT"
92
 
93
	DATA="${DATA}
94
	components[$COUNT].name = \"${BASENAME}\";
95
	components[$COUNT].start = ${MACRO}_START;
96
	components[$COUNT].end = ${MACRO}_END;
97
	components[$COUNT].size = ${MACRO}_SIZE;";
98
	COUNT="`expr "$COUNT" + 1`"
99
done
100
 
101
echo '	}
102
}' >> "$LINK"
103
 
104
echo "
105
#define COMPONENTS $COUNT
106
 
107
static void init_components(component_t components[])
108
{
109
$DATA
110
}
111
 
112
#endif
113
" >> "$HEADER"