Add support for setting the image base address
This commit is contained in:
Hamish Moffatt
parent
7294525c6a
commit
60c314e304
@ -1,113 +1,6 @@
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--- fis/fis.c 2007-05-03 06:42:51.000000000 +1000
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+++ ../../snapgear_avila/user/fconfig/fis.c 2007-09-06 13:48:38.000000000 +1000
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@@ -141,8 +141,8 @@
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static void dump_desc(FILE* f, const struct fis_image_desc* d)
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{
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- fprintf(f,"%16s: addr = 0x%08x, size = 0x%08x\n",
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- d->name, d->flash_base, d->size);
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+ fprintf(f,"%16s: addr = 0x%08x, size = 0x%08x, checksum = 0x%08x\n",
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+ d->name, d->flash_base, d->size, d->file_cksum);
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for (unsigned int i=0; i<(sizeof(d->skips)/4); ++i) {
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if (d->skips[i]==0x736b6970 || d->skips[i]==0x70696b73) { // "skip"
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uint32_t offset = d->skips[i+1];
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@@ -332,6 +332,7 @@
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d->size = swap_end_32(d->size);
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d->entry_point = swap_end_32(d->entry_point);
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d->data_length = swap_end_32(d->data_length);
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+ d->file_cksum = swap_end_32(d->file_cksum);
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for (unsigned int i=0; i<(sizeof(d->skips)/4); ++i) {
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d->skips[i] = swap_end_32(d->skips[i]);
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}
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@@ -499,6 +500,66 @@
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save_dir(fd,offset,size,swap_endianness,dir);
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}
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+static void fis_checksum(const char* device, int offset, int size, bool swap_endianness,
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+ int argc, char* argv[])
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+{
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+ char* name = NULL;
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+ char* filename = NULL;
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+
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+ for (int i=0; i<argc; ++i) {
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+ char* arg=argv[i];
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+ if (strcmp(arg,"-f")==0) {
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+ if (i==argc-1) {
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+ fatal("argumnet missing for -f");
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+ }
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+ ++i;
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+ filename = argv[i];
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+ } else if (strcmp(arg,"-n")==0) {
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+ if (i==argc-1) {
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+ fatal("argumnet missing for -n");
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+ }
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+ ++i;
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+ name = argv[i];
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+ if (strlen(name)>=16) {
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+ fatal("name too long, max 16 chars including terminating null");
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+ }
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+ } else {
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+ fputs("Unrecognised option '",stderr);
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+ fputs(arg,stderr);
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+ fputs("'\n",stderr);
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+ exit(1);
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+ }
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+ }
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+
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+ if (name == NULL || filename == NULL)
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+ fatal("filename and partition name must be specified");
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+
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+ int fd;
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+ char *buf;
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+ struct stat stat_buf;
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+ uint32_t crc;
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+
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+ CHECK(fd=open(filename,O_RDONLY),-1);
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+ CHECK(stat(filename, &stat_buf),-1);
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+ buf = (char*)chk_malloc(stat_buf.st_size);
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+ CHECK(read(fd,buf,stat_buf.st_size),-1);
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+ crc = crc32(buf,stat_buf.st_size);
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+ close(fd);
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+ free(buf);
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+
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+ CHECK(fd=open(device,O_RDWR),-1);
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+ dir_t dir;
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+ load_dir(fd,offset,&size,swap_endianness,&dir);
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+ iter_t after = NULL;
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+ FOR_EACH_DIR_ENTRY(dir,i) {
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+ if (strcmp(get(i)->name, name) == 0) {
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+ get(i)->file_cksum = crc;
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+ get(i)->data_length = stat_buf.st_size;
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+ break;
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+ }
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+ }
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+ save_dir(fd,offset,size,swap_endianness,dir);
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+}
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static void fis_delete(const char* device, int offset, int size, bool swap_endianness,
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char* name)
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@@ -528,6 +589,7 @@
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" fis [options] init\n"
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" fis [options] create -f address -l size -n name\n"
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" fis [options] delete name\n"
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+ " fis [options] checksum -f filename -n name\n"
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"Options:\n"
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" -d device specify /dev/mtd* device containing directory\n"
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" -o offset specify offset into device of start of directory\n"
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@@ -597,6 +659,11 @@
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fis_create(device,offset,size,swap_endianness,
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argc-i-1,&argv[i+1]);
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break;
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+ } else if (strcmp(arg,"checksum")==0) {
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+ check_dev(device);
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+ fis_checksum(device,offset,size,swap_endianness,
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+ argc-i-1,&argv[i+1]);
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+ break;
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} else if (strcmp(arg,"delete")==0) {
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if (i!=argc-2) {
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fatal("Exactly one argumnet required after 'delete'");
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--- fis/crc.c 1970-01-01 10:00:00.000000000 +1000
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+++ ../../snapgear_avila/user/fconfig/crc.c 2007-09-06 13:48:38.000000000 +1000
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diff -uN fis.orig/crc.c fis/crc.c
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--- fis.orig/crc.c 1970-01-01 10:00:00.000000000 +1000
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+++ fis/crc.c 2008-04-01 11:39:13.000000000 +1100
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@@ -0,0 +1,88 @@
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+/*
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+ * crc.c
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@ -197,8 +90,9 @@
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+ return val;
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+}
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+
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--- fis/crc.h0 1970-01-01 10:00:00.000000000 +1000
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+++ fis/crc.h 2007-10-18 12:12:19.000000000 +1000
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diff -uN fis.orig/crc.h fis/crc.h
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--- fis.orig/crc.h 1970-01-01 10:00:00.000000000 +1000
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+++ fis/crc.h 2008-04-01 11:39:13.000000000 +1100
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@@ -0,0 +1,25 @@
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+/*
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+ * crc.h
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@ -225,3 +119,156 @@
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+
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+#endif //CRC_H
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+
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diff -uN fis.orig/fis.c fis/fis.c
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--- fis.orig/fis.c 2007-05-03 06:42:51.000000000 +1000
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+++ fis/fis.c 2008-04-01 11:52:11.000000000 +1100
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@@ -30,6 +30,7 @@
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#include <sys/stat.h>
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#include <fcntl.h>
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+#include "crc.h"
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// Report an error and terminate:
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@@ -141,8 +142,8 @@
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static void dump_desc(FILE* f, const struct fis_image_desc* d)
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{
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- fprintf(f,"%16s: addr = 0x%08x, size = 0x%08x\n",
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- d->name, d->flash_base, d->size);
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+ fprintf(f,"%16s: flash addr = 0x%08x, mem addr = 0x%08x, size = 0x%08x, checksum = 0x%08x\n",
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+ d->name, d->flash_base, d->mem_base, d->size, d->file_cksum);
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for (unsigned int i=0; i<(sizeof(d->skips)/4); ++i) {
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if (d->skips[i]==0x736b6970 || d->skips[i]==0x70696b73) { // "skip"
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uint32_t offset = d->skips[i+1];
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@@ -332,6 +333,7 @@
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d->size = swap_end_32(d->size);
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d->entry_point = swap_end_32(d->entry_point);
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d->data_length = swap_end_32(d->data_length);
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+ d->file_cksum = swap_end_32(d->file_cksum);
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for (unsigned int i=0; i<(sizeof(d->skips)/4); ++i) {
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d->skips[i] = swap_end_32(d->skips[i]);
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}
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@@ -446,19 +448,25 @@
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char* arg=argv[i];
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if (strcmp(arg,"-l")==0) {
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if (i==argc-1) {
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- fatal("argumnet missing for -l");
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+ fatal("argument missing for -l");
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}
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++i;
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d->size = str_to_int_maybe_hex(argv[i]);
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} else if (strcmp(arg,"-f")==0) {
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if (i==argc-1) {
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- fatal("argumnet missing for -f");
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+ fatal("argument missing for -f");
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}
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++i;
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d->flash_base = str_to_int_maybe_hex(argv[i]);
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+ } else if (strcmp(arg,"-m")==0) {
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+ if (i==argc-1) {
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+ fatal("argument missing for -m");
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+ }
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+ ++i;
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+ d->mem_base = str_to_int_maybe_hex(argv[i]);
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} else if (strcmp(arg,"-n")==0) {
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if (i==argc-1) {
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- fatal("argumnet missing for -n");
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+ fatal("argument missing for -n");
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}
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++i;
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char* name = argv[i];
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@@ -499,6 +507,66 @@
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save_dir(fd,offset,size,swap_endianness,dir);
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}
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+static void fis_checksum(const char* device, int offset, int size, bool swap_endianness,
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+ int argc, char* argv[])
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+{
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+ char* name = NULL;
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+ char* filename = NULL;
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+
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+ for (int i=0; i<argc; ++i) {
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+ char* arg=argv[i];
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+ if (strcmp(arg,"-f")==0) {
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+ if (i==argc-1) {
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+ fatal("argument missing for -f");
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+ }
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+ ++i;
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+ filename = argv[i];
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+ } else if (strcmp(arg,"-n")==0) {
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+ if (i==argc-1) {
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+ fatal("argument missing for -n");
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+ }
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+ ++i;
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+ name = argv[i];
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+ if (strlen(name)>=16) {
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+ fatal("name too long, max 16 chars including terminating null");
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+ }
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+ } else {
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+ fputs("Unrecognised option '",stderr);
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+ fputs(arg,stderr);
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+ fputs("'\n",stderr);
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+ exit(1);
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+ }
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+ }
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+
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+ if (name == NULL || filename == NULL)
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+ fatal("filename and partition name must be specified");
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+
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+ int fd;
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+ char *buf;
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+ struct stat stat_buf;
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+ uint32_t crc;
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+
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+ CHECK(fd=open(filename,O_RDONLY),-1);
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+ CHECK(stat(filename, &stat_buf),-1);
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+ buf = (char*)chk_malloc(stat_buf.st_size);
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+ CHECK(read(fd,buf,stat_buf.st_size),-1);
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+ crc = crc32(buf,stat_buf.st_size);
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+ close(fd);
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+ free(buf);
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+
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+ CHECK(fd=open(device,O_RDWR),-1);
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+ dir_t dir;
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+ load_dir(fd,offset,&size,swap_endianness,&dir);
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+ iter_t after = NULL;
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+ FOR_EACH_DIR_ENTRY(dir,i) {
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+ if (strcmp(get(i)->name, name) == 0) {
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+ get(i)->file_cksum = crc;
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+ get(i)->data_length = stat_buf.st_size;
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+ break;
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+ }
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+ }
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+ save_dir(fd,offset,size,swap_endianness,dir);
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+}
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static void fis_delete(const char* device, int offset, int size, bool swap_endianness,
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char* name)
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@@ -526,8 +594,9 @@
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fputs("Usage:\n"
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" fis [options] list\n"
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" fis [options] init\n"
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- " fis [options] create -f address -l size -n name\n"
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+ " fis [options] create -f address -l size -n name [-m memory_address]\n"
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" fis [options] delete name\n"
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+ " fis [options] checksum -f filename -n name\n"
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"Options:\n"
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" -d device specify /dev/mtd* device containing directory\n"
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" -o offset specify offset into device of start of directory\n"
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@@ -597,9 +666,14 @@
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fis_create(device,offset,size,swap_endianness,
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argc-i-1,&argv[i+1]);
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break;
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+ } else if (strcmp(arg,"checksum")==0) {
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+ check_dev(device);
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+ fis_checksum(device,offset,size,swap_endianness,
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+ argc-i-1,&argv[i+1]);
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+ break;
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} else if (strcmp(arg,"delete")==0) {
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if (i!=argc-2) {
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- fatal("Exactly one argumnet required after 'delete'");
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+ fatal("Exactly one argument required after 'delete'");
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}
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++i;
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char* name = argv[i];
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