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" |