1 /* 2 * (C) Copyright 2000-2004 3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of 11 * the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21 * MA 02111-1307 USA 22 */ 23 #ifndef _PART_H 24 #define _PART_H 25 26 #include <ide.h> 27 28 typedef struct block_dev_desc { 29 int if_type; /* type of the interface */ 30 int dev; /* device number */ 31 unsigned char part_type; /* partition type */ 32 unsigned char target; /* target SCSI ID */ 33 unsigned char lun; /* target LUN */ 34 unsigned char type; /* device type */ 35 unsigned char removable; /* removable device */ 36 #ifdef CONFIG_LBA48 37 unsigned char lba48; /* device can use 48bit addr (ATA/ATAPI v7) */ 38 #endif 39 lbaint_t lba; /* number of blocks */ 40 unsigned long blksz; /* block size */ 41 char vendor [40+1]; /* IDE model, SCSI Vendor */ 42 char product[20+1]; /* IDE Serial no, SCSI product */ 43 char revision[8+1]; /* firmware revision */ 44 unsigned long (*block_read)(int dev, 45 unsigned long start, 46 lbaint_t blkcnt, 47 void *buffer); 48 unsigned long (*block_write)(int dev, 49 unsigned long start, 50 lbaint_t blkcnt, 51 const void *buffer); 52 unsigned long (*block_erase)(int dev, 53 unsigned long start, 54 lbaint_t blkcnt); 55 void *priv; /* driver private struct pointer */ 56 }block_dev_desc_t; 57 58 /* Interface types: */ 59 #define IF_TYPE_UNKNOWN 0 60 #define IF_TYPE_IDE 1 61 #define IF_TYPE_SCSI 2 62 #define IF_TYPE_ATAPI 3 63 #define IF_TYPE_USB 4 64 #define IF_TYPE_DOC 5 65 #define IF_TYPE_MMC 6 66 #define IF_TYPE_SD 7 67 #define IF_TYPE_SATA 8 68 69 /* Part types */ 70 #define PART_TYPE_UNKNOWN 0x00 71 #define PART_TYPE_MAC 0x01 72 #define PART_TYPE_DOS 0x02 73 #define PART_TYPE_ISO 0x03 74 #define PART_TYPE_AMIGA 0x04 75 #define PART_TYPE_EFI 0x05 76 77 /* 78 * Type string for U-Boot bootable partitions 79 */ 80 #define BOOT_PART_TYPE "U-Boot" /* primary boot partition type */ 81 #define BOOT_PART_COMP "PPCBoot" /* PPCBoot compatibility type */ 82 83 /* device types */ 84 #define DEV_TYPE_UNKNOWN 0xff /* not connected */ 85 #define DEV_TYPE_HARDDISK 0x00 /* harddisk */ 86 #define DEV_TYPE_TAPE 0x01 /* Tape */ 87 #define DEV_TYPE_CDROM 0x05 /* CD-ROM */ 88 #define DEV_TYPE_OPDISK 0x07 /* optical disk */ 89 90 typedef struct disk_partition { 91 ulong start; /* # of first block in partition */ 92 ulong size; /* number of blocks in partition */ 93 ulong blksz; /* block size in bytes */ 94 uchar name[32]; /* partition name */ 95 uchar type[32]; /* string type description */ 96 int bootable; /* Active/Bootable flag is set */ 97 } disk_partition_t; 98 99 /* Misc _get_dev functions */ 100 #ifdef CONFIG_PARTITIONS 101 block_dev_desc_t *get_dev(const char *ifname, int dev); 102 block_dev_desc_t* ide_get_dev(int dev); 103 block_dev_desc_t* sata_get_dev(int dev); 104 block_dev_desc_t* scsi_get_dev(int dev); 105 block_dev_desc_t* usb_stor_get_dev(int dev); 106 block_dev_desc_t* mmc_get_dev(int dev); 107 block_dev_desc_t* systemace_get_dev(int dev); 108 block_dev_desc_t* mg_disk_get_dev(int dev); 109 110 /* disk/part.c */ 111 int get_partition_info (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); 112 void print_part (block_dev_desc_t *dev_desc); 113 void init_part (block_dev_desc_t *dev_desc); 114 void dev_print(block_dev_desc_t *dev_desc); 115 int get_device_and_partition(const char *ifname, const char *dev_str, 116 block_dev_desc_t **dev_desc, 117 disk_partition_t *info); 118 #else 119 static inline block_dev_desc_t *get_dev(const char *ifname, int dev) 120 { return NULL; } 121 static inline block_dev_desc_t* ide_get_dev(int dev) { return NULL; } 122 static inline block_dev_desc_t* sata_get_dev(int dev) { return NULL; } 123 static inline block_dev_desc_t* scsi_get_dev(int dev) { return NULL; } 124 static inline block_dev_desc_t* usb_stor_get_dev(int dev) { return NULL; } 125 static inline block_dev_desc_t* mmc_get_dev(int dev) { return NULL; } 126 static inline block_dev_desc_t* systemace_get_dev(int dev) { return NULL; } 127 static inline block_dev_desc_t* mg_disk_get_dev(int dev) { return NULL; } 128 129 static inline int get_partition_info (block_dev_desc_t * dev_desc, int part, 130 disk_partition_t *info) { return -1; } 131 static inline void print_part (block_dev_desc_t *dev_desc) {} 132 static inline void init_part (block_dev_desc_t *dev_desc) {} 133 static inline void dev_print(block_dev_desc_t *dev_desc) {} 134 static inline int get_device_and_partition(const char *ifname, 135 const char *dev_str, 136 block_dev_desc_t **dev_desc, 137 disk_partition_t *info) 138 { *dev_desc = NULL; return -1; } 139 #endif 140 141 #ifdef CONFIG_MAC_PARTITION 142 /* disk/part_mac.c */ 143 int get_partition_info_mac (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); 144 void print_part_mac (block_dev_desc_t *dev_desc); 145 int test_part_mac (block_dev_desc_t *dev_desc); 146 #endif 147 148 #ifdef CONFIG_DOS_PARTITION 149 /* disk/part_dos.c */ 150 int get_partition_info_dos (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); 151 void print_part_dos (block_dev_desc_t *dev_desc); 152 int test_part_dos (block_dev_desc_t *dev_desc); 153 #endif 154 155 #ifdef CONFIG_ISO_PARTITION 156 /* disk/part_iso.c */ 157 int get_partition_info_iso (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); 158 void print_part_iso (block_dev_desc_t *dev_desc); 159 int test_part_iso (block_dev_desc_t *dev_desc); 160 #endif 161 162 #ifdef CONFIG_AMIGA_PARTITION 163 /* disk/part_amiga.c */ 164 int get_partition_info_amiga (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); 165 void print_part_amiga (block_dev_desc_t *dev_desc); 166 int test_part_amiga (block_dev_desc_t *dev_desc); 167 #endif 168 169 #ifdef CONFIG_EFI_PARTITION 170 /* disk/part_efi.c */ 171 int get_partition_info_efi (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); 172 void print_part_efi (block_dev_desc_t *dev_desc); 173 int test_part_efi (block_dev_desc_t *dev_desc); 174 #endif 175 176 #endif /* _PART_H */ 177