/* * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #ifndef _PART_H #define _PART_H #include typedef struct block_dev_desc { int if_type; /* type of the interface */ int dev; /* device number */ unsigned char part_type; /* partition type */ unsigned char target; /* target SCSI ID */ unsigned char lun; /* target LUN */ unsigned char type; /* device type */ unsigned char removable; /* removable device */ #ifdef CONFIG_LBA48 unsigned char lba48; /* device can use 48bit addr (ATA/ATAPI v7) */ #endif lbaint_t lba; /* number of blocks */ unsigned long blksz; /* block size */ char vendor [40+1]; /* IDE model, SCSI Vendor */ char product[20+1]; /* IDE Serial no, SCSI product */ char revision[8+1]; /* firmware revision */ unsigned long (*block_read)(int dev, unsigned long start, lbaint_t blkcnt, void *buffer); unsigned long (*block_write)(int dev, 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; /* Interface types: */ #define IF_TYPE_UNKNOWN 0 #define IF_TYPE_IDE 1 #define IF_TYPE_SCSI 2 #define IF_TYPE_ATAPI 3 #define IF_TYPE_USB 4 #define IF_TYPE_DOC 5 #define IF_TYPE_MMC 6 #define IF_TYPE_SD 7 #define IF_TYPE_SATA 8 /* Part types */ #define PART_TYPE_UNKNOWN 0x00 #define PART_TYPE_MAC 0x01 #define PART_TYPE_DOS 0x02 #define PART_TYPE_ISO 0x03 #define PART_TYPE_AMIGA 0x04 #define PART_TYPE_EFI 0x05 /* * Type string for U-Boot bootable partitions */ #define BOOT_PART_TYPE "U-Boot" /* primary boot partition type */ #define BOOT_PART_COMP "PPCBoot" /* PPCBoot compatibility type */ /* device types */ #define DEV_TYPE_UNKNOWN 0xff /* not connected */ #define DEV_TYPE_HARDDISK 0x00 /* harddisk */ #define DEV_TYPE_TAPE 0x01 /* Tape */ #define DEV_TYPE_CDROM 0x05 /* CD-ROM */ #define DEV_TYPE_OPDISK 0x07 /* optical disk */ typedef struct disk_partition { ulong start; /* # of first block in partition */ ulong size; /* number of blocks in 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 */ #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 */ int get_partition_info_mac (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); void print_part_mac (block_dev_desc_t *dev_desc); int test_part_mac (block_dev_desc_t *dev_desc); #endif #ifdef CONFIG_DOS_PARTITION /* disk/part_dos.c */ int get_partition_info_dos (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); void print_part_dos (block_dev_desc_t *dev_desc); int test_part_dos (block_dev_desc_t *dev_desc); #endif #ifdef CONFIG_ISO_PARTITION /* disk/part_iso.c */ int get_partition_info_iso (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); void print_part_iso (block_dev_desc_t *dev_desc); int test_part_iso (block_dev_desc_t *dev_desc); #endif #ifdef CONFIG_AMIGA_PARTITION /* disk/part_amiga.c */ int get_partition_info_amiga (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); void print_part_amiga (block_dev_desc_t *dev_desc); 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 */