Subversion Repositories HelenOS-historic

Rev

Rev 1395 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
1395 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("elf64-powerpc")
40
OUTPUT_ARCH(powerpc:common64)
41
ENTRY(start)
42
 
43
SECTIONS {
44
	.boot 0x0000000010000000: AT (0) { 
45
		*(BOOTSTRAP);
46
		*(REALMODE);
47
		*(.text);
1401 decky 48
		*(.toc);
1395 decky 49
 
1401 decky 50
		*(.opd);
1395 decky 51
		*(.rodata);
52
		*(.rodata.*);
53
		*(.data);		/* initialized data */
54
		*(.sdata);
55
		*(.sdata2);
56
		*(.sbss);
57
		*(.bss);		/* uninitialized static variables */	
58
		*(COMMON); 		/* global variables */
59
 
60
		. = ALIGN(4096);
61
		*(.kernel_image);' > "$LINK"
62
 
63
echo '#ifndef ___COMPONENTS_H__
64
#define ___COMPONENTS_H__
65
 
66
typedef struct {
67
	char *name;
68
 
69
	void *start;
70
	void *end;
71
	unsigned long size;
72
} component_t;' > "$HEADER"
73
 
74
COUNT="0"
75
DATA=""
76
 
77
for TASK in "$@" ; do
78
	BASENAME="`basename "$TASK" | sed 's/^\(.*\)\.[^.]*$/\1/'`"
79
	OBJECT="${BASENAME}.o"
80
	SYMBOL="`echo "_binary_$TASK" | tr "./" "__"`"
81
	MACRO="`echo "$BASENAME" | tr [:lower:] [:upper:]`"
82
	echo "$TASK -> $OBJECT"
83
 
84
	echo "
85
		. = ALIGN(4096);
86
		*(.${BASENAME}_image);" >> "$LINK"
87
 
88
	echo "
89
extern int ${SYMBOL}_start;
90
extern int ${SYMBOL}_end;
91
 
92
#define ${MACRO}_START ((void *) &${SYMBOL}_start)
93
#define ${MACRO}_END ((void *) &${SYMBOL}_end)
94
#define ${MACRO}_SIZE ((unsigned long) ${MACRO}_END - (unsigned long) ${MACRO}_START)" >> "$HEADER"
95
 
1401 decky 96
	"$OBJCOPY" -I binary -O elf64-powerpc -B powerpc:common64 --rename-section ".data=.${BASENAME}_image" "$TASK" "$OBJECT"
1395 decky 97
 
98
	DATA="${DATA}
99
	components[$COUNT].name = \"${BASENAME}\";
100
	components[$COUNT].start = ${MACRO}_START;
101
	components[$COUNT].end = ${MACRO}_END;
102
	components[$COUNT].size = ${MACRO}_SIZE;";
103
	COUNT="`expr "$COUNT" + 1`"
104
done
105
 
1401 decky 106
echo '}
107
 
108
	/DISCARD/ : {
109
		*(*);
110
	}
1395 decky 111
}' >> "$LINK"
112
 
113
echo "
114
#define COMPONENTS $COUNT
115
 
116
component_t components[COMPONENTS]; 
117
 
118
static void init_components(void)
119
{
120
$DATA
121
}
122
 
123
#endif
124
" >> "$HEADER"