diff options
Diffstat (limited to 'include/jffs2')
| -rw-r--r-- | include/jffs2/jffs2.h | 19 | ||||
| -rw-r--r-- | include/jffs2/load_kernel.h | 6 |
2 files changed, 25 insertions, 0 deletions
diff --git a/include/jffs2/jffs2.h b/include/jffs2/jffs2.h index d142cd1..ed96bab 100644 --- a/include/jffs2/jffs2.h +++ b/include/jffs2/jffs2.h @@ -50,6 +50,9 @@ #define JFFS2_EMPTY_BITMASK 0xffff #define JFFS2_DIRTY_BITMASK 0x0000 +/* Summary node MAGIC marker */ +#define JFFS2_SUM_MAGIC 0x02851885 + /* We only allow a single char for length, and 0xFF is empty flash so we don't want it confused with a real length. Hence max 254. */ @@ -89,6 +92,7 @@ #define JFFS2_NODETYPE_INODE (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 2) #define JFFS2_NODETYPE_CLEANMARKER (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 3) #define JFFS2_NODETYPE_PADDING (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 4) +#define JFFS2_NODETYPE_SUMMARY (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 6) /* Maybe later... */ /*#define JFFS2_NODETYPE_CHECKPOINT (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 3) */ @@ -166,9 +170,24 @@ struct jffs2_raw_inode /* __u8 data[dsize]; */ } __attribute__((packed)); +struct jffs2_raw_summary +{ + __u16 magic; + __u16 nodetype; /* = JFFS2_NODETYPE_SUMMARY */ + __u32 totlen; + __u32 hdr_crc; + __u32 sum_num; /* number of sum entries*/ + __u32 cln_mkr; /* clean marker size, 0 = no cleanmarker */ + __u32 padded; /* sum of the size of padding nodes */ + __u32 sum_crc; /* summary information crc */ + __u32 node_crc; /* node crc */ + __u32 sum[0]; /* inode summary info */ +}; + union jffs2_node_union { struct jffs2_raw_inode i; struct jffs2_raw_dirent d; + struct jffs2_raw_summary s; struct jffs2_unknown_node u; } __attribute__((packed)); diff --git a/include/jffs2/load_kernel.h b/include/jffs2/load_kernel.h index 551fd0c..8b2720e 100644 --- a/include/jffs2/load_kernel.h +++ b/include/jffs2/load_kernel.h @@ -50,6 +50,7 @@ struct part_info { u32 offset; /* offset within device */ void *jffs2_priv; /* used internaly by jffs2 */ u32 mask_flags; /* kernel MTD mask flags */ + u32 sector_size; /* size of sector */ struct mtd_device *dev; /* parent device */ }; @@ -73,4 +74,9 @@ struct mtdids { #define putLabeledWord(x, y) printf("%s %08x\n", x, (unsigned int)y) #define led_blink(x, y, z, a) +/* common/cmd_jffs2.c */ +extern int mtdparts_init(void); +extern int find_dev_and_part(const char *id, struct mtd_device **dev, + u8 *part_num, struct part_info **part); + #endif /* load_kernel_h */ |