cc: Wolfgang Denk wd@denx.de cc: Detlev Zundel dzu@denx.de cc: Valentin Longchamp valentin.longchamp@keymile.com cc: Holger Brunck holger.brunck@keymile.com Signed-off-by: Valentin Longchamp valentin.longchamp@keymile.com --- changes for v2: - added comments from Wolfgang Denk: - introduce define OFFSET_ADJUSTMENT, so command can be used without a NOR flash.
common/cmd_cramfs.c | 10 ++++++++-- fs/cramfs/cramfs.c | 4 ++++ 2 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/common/cmd_cramfs.c b/common/cmd_cramfs.c index 9060ecc..e7f496e 100644 --- a/common/cmd_cramfs.c +++ b/common/cmd_cramfs.c @@ -45,6 +45,12 @@ #ifdef CONFIG_CRAMFS_CMDLINE #include <flash.h>
+#ifdef CONFIG_SYS_NO_FLASH +# define OFFSET_ADJUSTMENT 0 +#else +# define OFFSET_ADJUSTMENT (flash_info[id.num].start[0]) +#endif + #ifndef CONFIG_CMD_JFFS2 #include <linux/stat.h> char *mkmodestr(unsigned long mode, char *str) @@ -119,7 +125,7 @@ int do_cramfs_load(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) dev.id = &id; part.dev = &dev; /* fake the address offset */ - part.offset = addr - flash_info[id.num].start[0]; + part.offset = addr - OFFSET_ADJUSTMENT;
/* pre-set Boot file name */ if ((filename = getenv("bootfile")) == NULL) { @@ -182,7 +188,7 @@ int do_cramfs_ls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) dev.id = &id; part.dev = &dev; /* fake the address offset */ - part.offset = addr - flash_info[id.num].start[0]; + part.offset = addr - OFFSET_ADJUSTMENT;
if (argc == 2) filename = argv[1]; diff --git a/fs/cramfs/cramfs.c b/fs/cramfs/cramfs.c index 2956d39..910955d 100644 --- a/fs/cramfs/cramfs.c +++ b/fs/cramfs/cramfs.c @@ -41,8 +41,12 @@ struct cramfs_super super;
/* CPU address space offset calculation macro, struct part_info offset is * device address space offset, so we need to shift it by a device start address. */ +#if !defined(CONFIG_SYS_NO_FLASH) extern flash_info_t flash_info[]; #define PART_OFFSET(x) (x->offset + flash_info[x->dev->id->num].start[0]) +#else +#define PART_OFFSET(x) (x->offset) +#endif
static int cramfs_read_super (struct part_info *info) {