include/part.h

   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 } disk_partition_t;
  97
  98 /* Misc _get_dev functions */
  99 #ifdef CONFIG_PARTITIONS
 100 block_dev_desc_t* get_dev(char* ifname, int dev);
 101 block_dev_desc_t* ide_get_dev(int dev);
 102 block_dev_desc_t* sata_get_dev(int dev);
 103 block_dev_desc_t* scsi_get_dev(int dev);
 104 block_dev_desc_t* usb_stor_get_dev(int dev);
 105 block_dev_desc_t* mmc_get_dev(int dev);
 106 block_dev_desc_t* systemace_get_dev(int dev);
 107 block_dev_desc_t* mg_disk_get_dev(int dev);
 108
 109 /* disk/part.c */
 110 int get_partition_info (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
 111 void print_part (block_dev_desc_t *dev_desc);
 112 void  init_part (block_dev_desc_t *dev_desc);
 113 void dev_print(block_dev_desc_t *dev_desc);
 114 #else
 115 static inline block_dev_desc_t* get_dev(char* ifname, int dev) { return NULL; }
 116 static inline block_dev_desc_t* ide_get_dev(int dev) { return NULL; }
 117 static inline block_dev_desc_t* sata_get_dev(int dev) { return NULL; }
 118 static inline block_dev_desc_t* scsi_get_dev(int dev) { return NULL; }
 119 static inline block_dev_desc_t* usb_stor_get_dev(int dev) { return NULL; }
 120 static inline block_dev_desc_t* mmc_get_dev(int dev) { return NULL; }
 121 static inline block_dev_desc_t* systemace_get_dev(int dev) { return NULL; }
 122 static inline block_dev_desc_t* mg_disk_get_dev(int dev) { return NULL; }
 123
 124 static inline int get_partition_info (block_dev_desc_t * dev_desc, int part,
 125         disk_partition_t *info) { return -1; }
 126 static inline void print_part (block_dev_desc_t *dev_desc) {}
 127 static inline void  init_part (block_dev_desc_t *dev_desc) {}
 128 static inline void dev_print(block_dev_desc_t *dev_desc) {}
 129 #endif
 130
 131 #ifdef CONFIG_MAC_PARTITION
 132 /* disk/part_mac.c */
 133 int get_partition_info_mac (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
 134 void print_part_mac (block_dev_desc_t *dev_desc);
 135 int   test_part_mac (block_dev_desc_t *dev_desc);
 136 #endif
 137
 138 #ifdef CONFIG_DOS_PARTITION
 139 /* disk/part_dos.c */
 140 int get_partition_info_dos (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
 141 void print_part_dos (block_dev_desc_t *dev_desc);
 142 int   test_part_dos (block_dev_desc_t *dev_desc);
 143 #endif
 144
 145 #ifdef CONFIG_ISO_PARTITION
 146 /* disk/part_iso.c */
 147 int get_partition_info_iso (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
 148 void print_part_iso (block_dev_desc_t *dev_desc);
 149 int   test_part_iso (block_dev_desc_t *dev_desc);
 150 #endif
 151
 152 #ifdef CONFIG_AMIGA_PARTITION
 153 /* disk/part_amiga.c */
 154 int get_partition_info_amiga (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
 155 void print_part_amiga (block_dev_desc_t *dev_desc);
 156 int   test_part_amiga (block_dev_desc_t *dev_desc);
 157 #endif
 158
 159 #ifdef CONFIG_EFI_PARTITION
 160 /* disk/part_efi.c */
 161 int get_partition_info_efi (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
 162 void print_part_efi (block_dev_desc_t *dev_desc);
 163 int   test_part_efi (block_dev_desc_t *dev_desc);
 164 #endif
 165
 166 #endif /* _PART_H */