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correct ramdisk management, rename it to initrd

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This commit is contained in:
Laurent Vivier 2007-05-04 20:45:21 +00:00
parent deea90cf36
commit 49480d82b3
1 changed files with 62 additions and 30 deletions
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92
tools/emile.c
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@ -23,8 +23,9 @@ extern void scanbus(void);
static char *first_path = PREFIX "/boot/emile/first_scsi";
static char *second_path = PREFIX "/boot/emile/second_scsi";
static char *kernel_path = PREFIX "/boot/vmlinuz";
static char *ramdisk_path = NULL;
static char *map_path = NULL;
static char *initrd_path = NULL;
static char *kernel_map_path = NULL;
static char *initrd_map_path = NULL;
static char *backup_path = NULL;
static char *partition = NULL;
static char *append_string = NULL;
@ -42,7 +43,7 @@ enum {
ACTION_KERNEL = 0x00000100,
ACTION_PARTITION = 0x00000200,
ACTION_MAP = 0x00000400,
ACTION_RAMDISK = 0x00000800,
ACTION_INITRD = 0x00000800,
};
enum {
@ -60,7 +61,7 @@ enum {
ARG_PARTITION = 'p',
ARG_HELP = 'h',
ARG_MAP = 'm',
ARG_RAMDISK = 'r',
ARG_INITRD = 'i',
};
static struct option long_options[] =
@ -69,7 +70,7 @@ static struct option long_options[] =
{"first", 1, NULL, ARG_FIRST },
{"second", 1, NULL, ARG_SECOND },
{"kernel", 1, NULL, ARG_KERNEL },
{"ramdisk", 1, NULL, ARG_RAMDISK },
{"initrd", 1, NULL, ARG_INITRD },
{"map", 1, NULL, ARG_MAP },
{"partition", 1, NULL, ARG_PARTITION },
{"help", 0, NULL, ARG_HELP },
@ -94,7 +95,7 @@ static void usage(int argc, char** argv)
fprintf(stderr," -f, --first PATH set path of EMILE first level\n");
fprintf(stderr," -s, --second PATH set path of EMILE second level\n");
fprintf(stderr," -k, --kernel PATH set path of kernel\n");
fprintf(stderr," -r, --ramdisk PATH set path of ramdisk\n");
fprintf(stderr," -i, --initrd PATH set path of initrd\n");
fprintf(stderr," -m, --map PATH set path to the EMILE kernel map file (generated)\n");
fprintf(stderr," -a, --append ARG set kernel command line\n");
fprintf(stderr," -p, --partition DEV define device where to install boot block\n");
@ -365,7 +366,7 @@ int main(int argc, char **argv)
while(1)
{
c = getopt_long(argc, argv, "vhtf:a:s:k:b:r:", long_options, &option_index);
c = getopt_long(argc, argv, "vhtf:a:s:k:b:i:", long_options, &option_index);
if (c == -1)
break;
switch(c)
@ -391,13 +392,9 @@ int main(int argc, char **argv)
action |= ACTION_KERNEL;
kernel_path = optarg;
break;
case ARG_RAMDISK:
action |= ACTION_RAMDISK;
ramdisk_path = optarg;
break;
case ARG_MAP:
action |= ACTION_MAP;
map_path = optarg;
case ARG_INITRD:
action |= ACTION_INITRD;
initrd_path = optarg;
break;
case ARG_PARTITION:
action |= ACTION_PARTITION;
@ -667,27 +664,43 @@ int main(int argc, char **argv)
printf("Bootblock backup successfully done.\n");
}
if (!emile_is_url(kernel_path) && (map_path == NULL))
if (!emile_is_url(kernel_path))
{
map_path = (char*)malloc(strlen(kernel_path) + 5);
if (map_path == NULL)
kernel_map_path = (char*)malloc(strlen(kernel_path) + 5);
if (kernel_map_path == NULL)
{
fprintf(stderr,
"ERROR: cannot allocate memory\n");
return 15;
}
sprintf(map_path, "%s.map", kernel_path);
}
sprintf(kernel_map_path, "%s.map", kernel_path);
} else
kernel_map_path = kernel_path;
if (!emile_is_url(initrd_path))
{
initrd_map_path = (char*)malloc(strlen(initrd_path) + 5);
if (initrd_map_path == NULL)
{
fprintf(stderr,
"ERROR: cannot allocate memory\n");
return 15;
}
sprintf(initrd_map_path, "%s.map", initrd_path);
} else
initrd_map_path = initrd_path;
printf("partition: %s\n", partition);
printf("first: %s\n", first_path);
printf("second: %s\n", second_path);
printf("kernel: %s\n", kernel_path);
printf("append: %s\n", append_string);
if (map_path != NULL)
printf("map file: %s\n", map_path);
if (ramdisk_path != NULL)
printf("ramdisk: %s\n", ramdisk_path);
if (kernel_map_path != NULL)
printf("kernel map file: %s\n", kernel_map_path);
if (initrd_path != NULL)
printf("initrd: %s\n", initrd_path);
if (initrd_map_path != NULL)
printf("initrd map file: %s\n", initrd_map_path);
/* set kernel info into second level */
@ -703,36 +716,55 @@ int main(int argc, char **argv)
{
struct emile_container *container;
unsigned short unit_id;
char map_info[64];
char kernel_map_info[64];
char initrd_map_info[64];
int drive, second, size;
container = emile_second_create_mapfile(&unit_id, map_path, kernel_path);
/* get block mapping of kernel in filesystem */
container = emile_second_create_mapfile(&unit_id, kernel_map_path, kernel_path);
if (container == NULL)
{
fprintf(stderr,
"ERROR: cannot set \"%s\" information in \"%s\".\n",
kernel_path, map_path);
kernel_path, kernel_map_path);
return 17;
}
/* set kernel info */
sprintf(map_info, "container:(sd%d)0x%x,0x%x", unit_id,
sprintf(kernel_map_info, "container:(sd%d)0x%x,0x%x", unit_id,
container->blocks[0].offset,
container->blocks[0].count);
free(container);
/* set second configuration */
ret = emile_first_get_param(fd, &drive, &second, &size);
if (ret == EEMILE_UNKNOWN_FIRST)
lseek(fd, 0, SEEK_SET);
ret = emile_second_set_param(fd, map_info,
append_string, ramdisk_path);
/* get block mapping of initrd */
container = emile_second_create_mapfile(&unit_id, initrd_map_path, initrd_path);
if (container == NULL)
{
fprintf(stderr,
"ERROR: cannot set \"%s\" information in \"%s\".\n",
initrd_path, initrd_map_path);
return 17;
}
sprintf(initrd_map_info, "container:(sd%d)0x%x,0x%x", unit_id,
container->blocks[0].offset,
container->blocks[0].count);
free(container);
ret = emile_second_set_param(fd, kernel_map_info,
append_string, initrd_map_info);
if (ret != 0)
{
fprintf(stderr,
"ERROR: cannot set \"%s\" information in \"%s\".\n",
kernel_path, map_path);
initrd_path, initrd_map_path);
return 18;
}
}