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authorRob Herring <rob.herring@calxeda.com>2012-08-23 11:31:49 +0000
committerTom Rini <trini@ti.com>2012-09-25 14:49:17 -0700
commit412045704477a9b4d46b7e1fddbd53ec5dcde155 (patch)
tree2be3c498fd374bbef140f8359d439fd18dffc3a4 /common
parent475c7970c18526adb406f8bc648c44255b300225 (diff)
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cmd_zfs: use common get_device_and_partition function
Convert zfsload and zfsls to use common device and partition parsing function. With the common function "dev:part" can come from the environment and a '-' can be used in that case. Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Diffstat (limited to 'common')
-rw-r--r--common/cmd_zfs.c88
1 files changed, 19 insertions, 69 deletions
diff --git a/common/cmd_zfs.c b/common/cmd_zfs.c
index a6ea2c0..27f8856 100644
--- a/common/cmd_zfs.c
+++ b/common/cmd_zfs.c
@@ -49,12 +49,11 @@
static int do_zfs_load(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
char *filename = NULL;
- char *ep;
int dev;
- unsigned long part = 1;
+ int part;
ulong addr = 0;
- ulong part_length;
disk_partition_t info;
+ block_dev_desc_t *dev_desc;
char buf[12];
unsigned long count;
const char *addr_str;
@@ -95,48 +94,17 @@ static int do_zfs_load(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
return 1;
}
- dev = (int)simple_strtoul(argv[2], &ep, 16);
- zfs_dev_desc = get_dev(argv[1], dev);
- if (zfs_dev_desc == NULL) {
- printf("** Block device %s %d not supported\n", argv[1], dev);
+ part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info);
+ if (part < 0)
return 1;
- }
- if (*ep) {
- if (*ep != ':') {
- puts("** Invalid boot device, use `dev[:part]' **\n");
- return 1;
- }
- part = simple_strtoul(++ep, NULL, 16);
- }
+ dev = dev_desc->dev;
+ printf("Loading file \"%s\" from %s device %d%c%c\n",
+ filename, argv[1], dev,
+ part ? ':' : ' ', part ? part + '0' : ' ');
- if (part != 0) {
- if (get_partition_info(zfs_dev_desc, part, &info)) {
- printf("** Bad partition %lu **\n", part);
- return 1;
- }
-
- if (strncmp((char *)info.type, BOOT_PART_TYPE,
- strlen(BOOT_PART_TYPE)) != 0) {
- printf("** Invalid partition type \"%s\" (expect \"" BOOT_PART_TYPE "\")\n",
- info.type);
- return 1;
- }
- printf("Loading file \"%s\" "
- "from %s device %d:%lu %s\n",
- filename, argv[1], dev, part, info.name);
- } else {
- printf("Loading file \"%s\" from %s device %d\n",
- filename, argv[1], dev);
- }
-
- part_length = zfs_set_blk_dev(zfs_dev_desc, part);
- if (part_length == 0) {
- printf("**Bad partition - %s %d:%lu **\n", argv[1], dev, part);
- return 1;
- }
-
- vdev.part_length = part_length;
+ zfs_set_blk_dev(dev_desc, &info);
+ vdev.part_length = info.size;
memset(&zfile, 0, sizeof(zfile));
zfile.device = &vdev;
@@ -149,7 +117,7 @@ static int do_zfs_load(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
zfile.size = (uint64_t)count;
if (zfs_read(&zfile, (char *)addr, zfile.size) != zfile.size) {
- printf("** Unable to read \"%s\" from %s %d:%lu **\n",
+ printf("** Unable to read \"%s\" from %s %d:%d **\n",
filename, argv[1], dev, part);
zfs_close(&zfile);
return 1;
@@ -181,41 +149,23 @@ int zfs_print(const char *entry, const struct zfs_dirhook_info *data)
static int do_zfs_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
const char *filename = "/";
- int dev;
- unsigned long part = 1;
- char *ep;
- int part_length;
+ int part;
+ block_dev_desc_t *dev_desc;
+ disk_partition_t info;
struct device_s vdev;
- if (argc < 3)
+ if (argc < 2)
return cmd_usage(cmdtp);
- dev = (int)simple_strtoul(argv[2], &ep, 16);
- zfs_dev_desc = get_dev(argv[1], dev);
-
- if (zfs_dev_desc == NULL) {
- printf("\n** Block device %s %d not supported\n", argv[1], dev);
- return 1;
- }
-
- if (*ep) {
- if (*ep != ':') {
- puts("\n** Invalid boot device, use `dev[:part]' **\n");
- return 1;
- }
- part = simple_strtoul(++ep, NULL, 16);
- }
-
if (argc == 4)
filename = argv[3];
- part_length = zfs_set_blk_dev(zfs_dev_desc, part);
- if (part_length == 0) {
- printf("** Bad partition - %s %d:%lu **\n", argv[1], dev, part);
+ part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info);
+ if (part < 0)
return 1;
- }
- vdev.part_length = part_length;
+ zfs_set_blk_dev(dev_desc, &info);
+ vdev.part_length = info.size;
zfs_ls(&vdev, filename,
zfs_print);