Add support for setting the image base address

This commit is contained in:
Hamish Moffatt 2008-04-07 01:45:41 +00:00
parent 7294525c6a
commit 60c314e304
1 changed files with 159 additions and 112 deletions

View File

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