diff options
Diffstat (limited to 'arch/ppc/boot/utils/addSystemMap.c')
-rw-r--r-- | arch/ppc/boot/utils/addSystemMap.c | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/arch/ppc/boot/utils/addSystemMap.c b/arch/ppc/boot/utils/addSystemMap.c deleted file mode 100644 index 4654f891b274..000000000000 --- a/arch/ppc/boot/utils/addSystemMap.c +++ /dev/null | |||
@@ -1,186 +0,0 @@ | |||
1 | #include <stdio.h> | ||
2 | #include <stdlib.h> | ||
3 | #include <byteswap.h> | ||
4 | #include <sys/types.h> | ||
5 | #include <sys/stat.h> | ||
6 | |||
7 | void xlate( char * inb, char * trb, unsigned len ) | ||
8 | { | ||
9 | unsigned i; | ||
10 | for ( i=0; i<len; ++i ) { | ||
11 | char c = *inb++; | ||
12 | char c1 = c >> 4; | ||
13 | char c2 = c & 0xf; | ||
14 | if ( c1 > 9 ) | ||
15 | c1 = c1 + 'A' - 10; | ||
16 | else | ||
17 | c1 = c1 + '0'; | ||
18 | if ( c2 > 9 ) | ||
19 | c2 = c2 + 'A' - 10; | ||
20 | else | ||
21 | c2 = c2 + '0'; | ||
22 | *trb++ = c1; | ||
23 | *trb++ = c2; | ||
24 | } | ||
25 | *trb = 0; | ||
26 | } | ||
27 | |||
28 | #define ElfHeaderSize (64 * 1024) | ||
29 | #define ElfPages (ElfHeaderSize / 4096) | ||
30 | #define KERNELBASE (0xc0000000) | ||
31 | |||
32 | void get4k( /*istream *inf*/FILE *file, char *buf ) | ||
33 | { | ||
34 | unsigned j; | ||
35 | unsigned num = fread(buf, 1, 4096, file); | ||
36 | for ( j=num; j<4096; ++j ) | ||
37 | buf[j] = 0; | ||
38 | } | ||
39 | |||
40 | void put4k( /*ostream *outf*/FILE *file, char *buf ) | ||
41 | { | ||
42 | fwrite(buf, 1, 4096, file); | ||
43 | } | ||
44 | |||
45 | int main(int argc, char **argv) | ||
46 | { | ||
47 | char inbuf[4096]; | ||
48 | FILE *ramDisk = NULL; | ||
49 | FILE *inputVmlinux = NULL; | ||
50 | FILE *outputVmlinux = NULL; | ||
51 | unsigned i = 0; | ||
52 | unsigned long ramFileLen = 0; | ||
53 | unsigned long ramLen = 0; | ||
54 | unsigned long roundR = 0; | ||
55 | unsigned long kernelLen = 0; | ||
56 | unsigned long actualKernelLen = 0; | ||
57 | unsigned long round = 0; | ||
58 | unsigned long roundedKernelLen = 0; | ||
59 | unsigned long ramStartOffs = 0; | ||
60 | unsigned long ramPages = 0; | ||
61 | unsigned long roundedKernelPages = 0; | ||
62 | if ( argc < 2 ) { | ||
63 | printf("Name of System Map file missing.\n"); | ||
64 | exit(1); | ||
65 | } | ||
66 | |||
67 | if ( argc < 3 ) { | ||
68 | printf("Name of vmlinux file missing.\n"); | ||
69 | exit(1); | ||
70 | } | ||
71 | |||
72 | if ( argc < 4 ) { | ||
73 | printf("Name of vmlinux output file missing.\n"); | ||
74 | exit(1); | ||
75 | } | ||
76 | |||
77 | ramDisk = fopen(argv[1], "r"); | ||
78 | if ( ! ramDisk ) { | ||
79 | printf("System Map file \"%s\" failed to open.\n", argv[1]); | ||
80 | exit(1); | ||
81 | } | ||
82 | inputVmlinux = fopen(argv[2], "r"); | ||
83 | if ( ! inputVmlinux ) { | ||
84 | printf("vmlinux file \"%s\" failed to open.\n", argv[2]); | ||
85 | exit(1); | ||
86 | } | ||
87 | outputVmlinux = fopen(argv[3], "w"); | ||
88 | if ( ! outputVmlinux ) { | ||
89 | printf("output vmlinux file \"%s\" failed to open.\n", argv[3]); | ||
90 | exit(1); | ||
91 | } | ||
92 | fseek(ramDisk, 0, SEEK_END); | ||
93 | ramFileLen = ftell(ramDisk); | ||
94 | fseek(ramDisk, 0, SEEK_SET); | ||
95 | printf("%s file size = %ld\n", argv[1], ramFileLen); | ||
96 | |||
97 | ramLen = ramFileLen; | ||
98 | |||
99 | roundR = 4096 - (ramLen % 4096); | ||
100 | if ( roundR ) { | ||
101 | printf("Rounding System Map file up to a multiple of 4096, adding %ld\n", roundR); | ||
102 | ramLen += roundR; | ||
103 | } | ||
104 | |||
105 | printf("Rounded System Map size is %ld\n", ramLen); | ||
106 | fseek(inputVmlinux, 0, SEEK_END); | ||
107 | kernelLen = ftell(inputVmlinux); | ||
108 | fseek(inputVmlinux, 0, SEEK_SET); | ||
109 | printf("kernel file size = %ld\n", kernelLen); | ||
110 | if ( kernelLen == 0 ) { | ||
111 | printf("You must have a linux kernel specified as argv[2]\n"); | ||
112 | exit(1); | ||
113 | } | ||
114 | |||
115 | actualKernelLen = kernelLen - ElfHeaderSize; | ||
116 | |||
117 | printf("actual kernel length (minus ELF header) = %ld\n", actualKernelLen); | ||
118 | |||
119 | round = actualKernelLen % 4096; | ||
120 | roundedKernelLen = actualKernelLen; | ||
121 | if ( round ) | ||
122 | roundedKernelLen += (4096 - round); | ||
123 | |||
124 | printf("actual kernel length rounded up to a 4k multiple = %ld\n", roundedKernelLen); | ||
125 | |||
126 | ramStartOffs = roundedKernelLen; | ||
127 | ramPages = ramLen / 4096; | ||
128 | |||
129 | printf("System map pages to copy = %ld\n", ramPages); | ||
130 | |||
131 | // Copy 64K ELF header | ||
132 | for (i=0; i<(ElfPages); ++i) { | ||
133 | get4k( inputVmlinux, inbuf ); | ||
134 | put4k( outputVmlinux, inbuf ); | ||
135 | } | ||
136 | |||
137 | |||
138 | |||
139 | roundedKernelPages = roundedKernelLen / 4096; | ||
140 | |||
141 | fseek(inputVmlinux, ElfHeaderSize, SEEK_SET); | ||
142 | |||
143 | { | ||
144 | for ( i=0; i<roundedKernelPages; ++i ) { | ||
145 | get4k( inputVmlinux, inbuf ); | ||
146 | if ( i == 0 ) { | ||
147 | unsigned long * p; | ||
148 | printf("Storing embedded_sysmap_start at 0x3c\n"); | ||
149 | p = (unsigned long *)(inbuf + 0x3c); | ||
150 | |||
151 | #if (BYTE_ORDER == __BIG_ENDIAN) | ||
152 | *p = ramStartOffs; | ||
153 | #else | ||
154 | *p = bswap_32(ramStartOffs); | ||
155 | #endif | ||
156 | |||
157 | printf("Storing embedded_sysmap_end at 0x44\n"); | ||
158 | p = (unsigned long *)(inbuf + 0x44); | ||
159 | #if (BYTE_ORDER == __BIG_ENDIAN) | ||
160 | *p = ramStartOffs + ramFileLen; | ||
161 | #else | ||
162 | *p = bswap_32(ramStartOffs + ramFileLen); | ||
163 | #endif | ||
164 | } | ||
165 | put4k( outputVmlinux, inbuf ); | ||
166 | } | ||
167 | } | ||
168 | |||
169 | { | ||
170 | for ( i=0; i<ramPages; ++i ) { | ||
171 | get4k( ramDisk, inbuf ); | ||
172 | put4k( outputVmlinux, inbuf ); | ||
173 | } | ||
174 | } | ||
175 | |||
176 | |||
177 | fclose(ramDisk); | ||
178 | fclose(inputVmlinux); | ||
179 | fclose(outputVmlinux); | ||
180 | /* Set permission to executable */ | ||
181 | chmod(argv[3], S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH); | ||
182 | |||
183 | return 0; | ||
184 | |||
185 | } | ||
186 | |||