X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=include%2Fpart.h;h=f7c7cc59fca2dccb41635e1f28666aed60234449;hb=0472fbfd3250d1a33d3de78afdcbf24f78ac026b;hp=980fd043593e2c53651ab1dbdc50d4ff5cc07a65;hpb=50bd0057ba8fceeb48533f8b1a652ccd0e170838;p=karo-tx-uboot.git diff --git a/include/part.h b/include/part.h index 980fd04359..f7c7cc59fc 100644 --- a/include/part.h +++ b/include/part.h @@ -36,8 +36,9 @@ typedef struct block_dev_desc { #ifdef CONFIG_LBA48 unsigned char lba48; /* device can use 48bit addr (ATA/ATAPI v7) */ #endif - lbaint_t lba; /* number of blocks */ + lbaint_t lba; /* number of blocks */ unsigned long blksz; /* block size */ + int log2blksz; /* for convenience: log2(blksz) */ char vendor [40+1]; /* IDE model, SCSI Vendor */ char product[20+1]; /* IDE Serial no, SCSI product */ char revision[8+1]; /* firmware revision */ @@ -49,9 +50,20 @@ typedef struct block_dev_desc { unsigned long start, lbaint_t blkcnt, const void *buffer); + unsigned long (*block_erase)(int dev, + unsigned long start, + lbaint_t blkcnt); void *priv; /* driver private struct pointer */ }block_dev_desc_t; +#define BLOCK_CNT(size, block_dev_desc) (PAD_COUNT(size, block_dev_desc->blksz)) +#define PAD_TO_BLOCKSIZE(size, block_dev_desc) \ + (PAD_SIZE(size, block_dev_desc->blksz)) +#define LOG2(x) (((x & 0xaaaaaaaa) ? 1 : 0) + ((x & 0xcccccccc) ? 2 : 0) + \ + ((x & 0xf0f0f0f0) ? 4 : 0) + ((x & 0xff00ff00) ? 8 : 0) + \ + ((x & 0xffff0000) ? 16 : 0)) +#define LOG2_INVALID(type) ((type)((sizeof(type)<<3)-1)) + /* Interface types: */ #define IF_TYPE_UNKNOWN 0 #define IF_TYPE_IDE 1 @@ -90,23 +102,59 @@ typedef struct disk_partition { ulong blksz; /* block size in bytes */ uchar name[32]; /* partition name */ uchar type[32]; /* string type description */ + int bootable; /* Active/Bootable flag is set */ +#ifdef CONFIG_PARTITION_UUIDS + char uuid[37]; /* filesystem UUID as string, if exists */ +#endif } disk_partition_t; /* Misc _get_dev functions */ -block_dev_desc_t* get_dev(char* ifname, int dev); +#ifdef CONFIG_PARTITIONS +block_dev_desc_t *get_dev(const char *ifname, int dev); block_dev_desc_t* ide_get_dev(int dev); block_dev_desc_t* sata_get_dev(int dev); block_dev_desc_t* scsi_get_dev(int dev); block_dev_desc_t* usb_stor_get_dev(int dev); block_dev_desc_t* mmc_get_dev(int dev); block_dev_desc_t* systemace_get_dev(int dev); +block_dev_desc_t* mg_disk_get_dev(int dev); /* disk/part.c */ int get_partition_info (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); void print_part (block_dev_desc_t *dev_desc); void init_part (block_dev_desc_t *dev_desc); void dev_print(block_dev_desc_t *dev_desc); - +int get_device(const char *ifname, const char *dev_str, + block_dev_desc_t **dev_desc); +int get_device_and_partition(const char *ifname, const char *dev_part_str, + block_dev_desc_t **dev_desc, + disk_partition_t *info, int allow_whole_dev); +#else +static inline block_dev_desc_t *get_dev(const char *ifname, int dev) +{ return NULL; } +static inline block_dev_desc_t* ide_get_dev(int dev) { return NULL; } +static inline block_dev_desc_t* sata_get_dev(int dev) { return NULL; } +static inline block_dev_desc_t* scsi_get_dev(int dev) { return NULL; } +static inline block_dev_desc_t* usb_stor_get_dev(int dev) { return NULL; } +static inline block_dev_desc_t* mmc_get_dev(int dev) { return NULL; } +static inline block_dev_desc_t* systemace_get_dev(int dev) { return NULL; } +static inline block_dev_desc_t* mg_disk_get_dev(int dev) { return NULL; } + +static inline int get_partition_info (block_dev_desc_t * dev_desc, int part, + disk_partition_t *info) { return -1; } +static inline void print_part (block_dev_desc_t *dev_desc) {} +static inline void init_part (block_dev_desc_t *dev_desc) {} +static inline void dev_print(block_dev_desc_t *dev_desc) {} +static inline int get_device(const char *ifname, const char *dev_str, + block_dev_desc_t **dev_desc) +{ return -1; } +static inline int get_device_and_partition(const char *ifname, + const char *dev_part_str, + block_dev_desc_t **dev_desc, + disk_partition_t *info, + int allow_whole_dev) +{ *dev_desc = NULL; return -1; } +#endif #ifdef CONFIG_MAC_PARTITION /* disk/part_mac.c */ @@ -137,10 +185,62 @@ int test_part_amiga (block_dev_desc_t *dev_desc); #endif #ifdef CONFIG_EFI_PARTITION +#include /* disk/part_efi.c */ int get_partition_info_efi (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); void print_part_efi (block_dev_desc_t *dev_desc); int test_part_efi (block_dev_desc_t *dev_desc); + +/** + * write_gpt_table() - Write the GUID Partition Table to disk + * + * @param dev_desc - block device descriptor + * @param gpt_h - pointer to GPT header representation + * @param gpt_e - pointer to GPT partition table entries + * + * @return - zero on success, otherwise error + */ +int write_gpt_table(block_dev_desc_t *dev_desc, + gpt_header *gpt_h, gpt_entry *gpt_e); + +/** + * gpt_fill_pte(): Fill the GPT partition table entry + * + * @param gpt_h - GPT header representation + * @param gpt_e - GPT partition table entries + * @param partitions - list of partitions + * @param parts - number of partitions + * + * @return zero on success + */ +int gpt_fill_pte(gpt_header *gpt_h, gpt_entry *gpt_e, + disk_partition_t *partitions, int parts); + +/** + * gpt_fill_header(): Fill the GPT header + * + * @param dev_desc - block device descriptor + * @param gpt_h - GPT header representation + * @param str_guid - disk guid string representation + * @param parts_count - number of partitions + * + * @return - error on str_guid conversion error + */ +int gpt_fill_header(block_dev_desc_t *dev_desc, gpt_header *gpt_h, + char *str_guid, int parts_count); + +/** + * gpt_restore(): Restore GPT partition table + * + * @param dev_desc - block device descriptor + * @param str_disk_guid - disk GUID + * @param partitions - list of partitions + * @param parts - number of partitions + * + * @return zero on success + */ +int gpt_restore(block_dev_desc_t *dev_desc, char *str_disk_guid, + disk_partition_t *partitions, const int parts_count); #endif #endif /* _PART_H */