#include <onenand_uboot.h>
#endif
+DECLARE_GLOBAL_DATA_PTR;
+
/* special size referring to all the remaining space in a partition */
#define SIZE_REMAINING 0xFFFFFFFF
extern void jffs2_free_cache(struct part_info *part);
/* mtdids mapping list, filled by parse_ids() */
-struct list_head mtdids;
+static struct list_head mtdids;
/* device/partition list, parse_cmdline() parses into here */
-struct list_head devices;
+static struct list_head devices;
/* current active device and partition number */
struct mtd_device *current_mtd_dev = NULL;
*/
static void index_partitions(void)
{
- char buf[16];
u16 mtddevnum;
struct part_info *part;
struct list_head *dentry;
dev = list_entry(dentry, struct mtd_device, link);
if (dev == current_mtd_dev) {
mtddevnum += current_mtd_partnum;
- sprintf(buf, "%d", mtddevnum);
- setenv("mtddevnum", buf);
+ setenv_ulong("mtddevnum", mtddevnum);
break;
}
mtddevnum += dev->num_parts;
* @param size a pointer to the size of the mtd device (output)
* @return 0 if device is valid, 1 otherwise
*/
-int mtd_device_validate(u8 type, u8 num, u32 *size)
+static int mtd_device_validate(u8 type, u8 num, u32 *size)
{
struct mtd_info *mtd = NULL;
struct mtdids *id;
const char *mtd_id;
unsigned int mtd_id_len;
- const char *p, *pend;
+ const char *p;
+ const char *pend;
LIST_HEAD(tmp_list);
struct list_head *entry, *n;
u16 num_parts;
return 1;
}
+#ifdef DEBUG
+ pend = strchr(p, ';');
+#endif
debug("dev type = %d (%s), dev num = %d, mtd-id = %s\n",
id->type, MTD_DEV_TYPE(id->type),
id->num, id->mtd_id);
- pend = strchr(p, ';');
debug("parsing partitions %.*s\n", (pend ? pend - p : strlen(p)), p);
* @param dev_num parsed device number (output)
* @return 0 on success, 1 otherwise
*/
-int mtd_id_parse(const char *id, const char **ret_id, u8 *dev_type, u8 *dev_num)
+int mtd_id_parse(const char *id, const char **ret_id, u8 *dev_type,
+ u8 *dev_num)
{
const char *p = id;
*/
static uint64_t net_part_size(struct mtd_info *mtd, struct part_info *part)
{
+ uint64_t i, net_size = 0;
+
if (!mtd->block_isbad)
return part->size;
- uint64_t i, net_size = 0;
-
for (i = 0; i < part->size; i += mtd->erasesize) {
if (!mtd->block_isbad(mtd, part->offset + i))
net_size += mtd->erasesize;
}
+
return net_size;
}
#endif
return 1;
if (generate_mtdparts_save(last_parts, MTDPARTS_MAXLEN) != 0) {
- printf("generated mtdparts too long, reseting to null\n");
+ printf("generated mtdparts too long, resetting to null\n");
return 1;
}
return 0;
index_partitions();
if (generate_mtdparts_save(last_parts, MTDPARTS_MAXLEN) != 0) {
- printf("generated mtdparts too long, reseting to null\n");
+ printf("generated mtdparts too long, resetting to null\n");
return 1;
}
return 0;
const char *p = mtdparts;
struct mtd_device *dev;
int err = 1;
+ char tmp_parts[MTDPARTS_MAXLEN];
debug("\n---parse_mtdparts---\nmtdparts = %s\n\n", p);
}
/* re-read 'mtdparts' variable, mtd_devices_init may be updating env */
- p = getenv("mtdparts");
+ if (gd->flags & GD_FLG_ENV_READY) {
+ p = getenv("mtdparts");
+ } else {
+ p = tmp_parts;
+ getenv_f("mtdparts", tmp_parts, MTDPARTS_MAXLEN);
+ }
if (strncmp(p, "mtdparts=", 9) != 0) {
printf("mtdparts variable doesn't start with 'mtdparts='\n");
const char *current_partition;
int ids_changed;
char tmp_ep[PARTITION_MAXLEN];
+ char tmp_parts[MTDPARTS_MAXLEN];
debug("\n---mtdparts_init---\n");
if (!initialized) {
/* get variables */
ids = getenv("mtdids");
- parts = getenv("mtdparts");
+ /*
+ * The mtdparts variable tends to be long. If we need to access it
+ * before the env is relocated, then we need to use our own stack
+ * buffer. gd->env_buf will be too small.
+ */
+ if (gd->flags & GD_FLG_ENV_READY) {
+ parts = getenv("mtdparts");
+ } else {
+ parts = tmp_parts;
+ getenv_f("mtdparts", tmp_parts, MTDPARTS_MAXLEN);
+ }
current_partition = getenv("partition");
/* save it for later parsing, cannot rely on current partition pointer
* @param argv arguments list
* @return 0 on success, 1 otherwise
*/
-int do_chpart(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_chpart(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
/* command line only */
struct mtd_device *dev;
* @param argv arguments list
* @return 0 on success, 1 otherwise
*/
-int do_mtdparts(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_mtdparts(cmd_tbl_t *cmdtp, int flag, int argc,
+ char * const argv[])
{
if (argc == 2) {
if (strcmp(argv[1], "default") == 0) {
}
if (generate_mtdparts_save(last_parts, MTDPARTS_MAXLEN) != 0) {
- printf("generated mtdparts too long, reseting to null\n");
+ printf("generated mtdparts too long, resetting to null\n");
return 1;
}
return spread_partitions();
#endif /* CONFIG_CMD_MTDPARTS_SPREAD */
- return cmd_usage(cmdtp);
+ return CMD_RET_USAGE;
}
/***************************************************/
" - change active partition (e.g. part-id = nand0,1)"
);
-U_BOOT_CMD(
- mtdparts, 6, 0, do_mtdparts,
- "define flash/nand partitions",
+#ifdef CONFIG_SYS_LONGHELP
+static char mtdparts_help_text[] =
"\n"
" - list partition table\n"
"mtdparts delall\n"
"<size> := standard linux memsize OR '-' to denote all remaining space\n"
"<offset> := partition start offset within the device\n"
"<name> := '(' NAME ')'\n"
- "<ro-flag> := when set to 'ro' makes partition read-only (not used, passed to kernel)"
+ "<ro-flag> := when set to 'ro' makes partition read-only (not used, passed to kernel)";
+#endif
+
+U_BOOT_CMD(
+ mtdparts, 6, 0, do_mtdparts,
+ "define flash/nand partitions", mtdparts_help_text
);
/***************************************************/