arch/ppc-sam440/boot/parthenope/src/uboot.h

   1 #ifndef UBOOT_H_
   2 #define UBOOT_H_
   3
   4 /*
   5  * $Id$
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as
   9  * published by the Free Software Foundation; either version 2 of
  10  * the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  20  * MA 02111-1307 USA
  21  */
  22
  23 #include "support.h"
  24
  25 register void *global_data asm("r29");
  26
  27 /*
  28  * This typedefs have to be replaced with proper definitions from
  29  * U-Boot headers!
  30  */
  31 typedef void cmd_tbl_t;
  32
  33 typedef unsigned long lbaint_t;
  34
  35 typedef struct block_dev_desc {
  36         int if_type;            /* type of the interface */
  37         int dev;                /* device number */
  38         unsigned char part_type;        /* partition type */
  39         unsigned char target;   /* target SCSI ID */
  40         unsigned char lun;      /* target LUN */
  41         unsigned char type;     /* device type */
  42         unsigned char removable;        /* removable device */
  43         unsigned char lba48;    /* device can use 48bit addr (ATA/ATAPI v7) */
  44         lbaint_t lba;           /* number of blocks */
  45         unsigned long blksz;    /* block size */
  46         unsigned char vendor[40 + 1];   /* IDE model, SCSI Vendor */
  47         unsigned char product[20 + 1];  /* IDE Serial no, SCSI product */
  48         unsigned char revision[8 + 1];  /* firmware revision */
  49         unsigned long (*block_read) (int dev,
  50                                      unsigned long start,
  51                                      lbaint_t blkcnt, void *buffer);
  52         unsigned long (*block_write) (int dev,
  53                                       unsigned long start,
  54                                       lbaint_t blkcnt, const void *buffer);
  55 } block_dev_desc_t;
  56
  57 /* Interface types: */
  58 #define IF_TYPE_UNKNOWN         0
  59 #define IF_TYPE_IDE             1
  60 #define IF_TYPE_SCSI            2
  61 #define IF_TYPE_ATAPI           3
  62 #define IF_TYPE_USB             4
  63 #define IF_TYPE_DOC             5
  64 #define IF_TYPE_MMC             6
  65
  66 /* Part types */
  67 #define PART_TYPE_UNKNOWN       0x00
  68 #define PART_TYPE_MAC           0x01
  69 #define PART_TYPE_DOS           0x02
  70 #define PART_TYPE_ISO           0x03
  71 #define PART_TYPE_AMIGA         0x04
  72
  73 /* device types */
  74 #define DEV_TYPE_UNKNOWN        0xff    /* not connected */
  75 #define DEV_TYPE_HARDDISK       0x00    /* harddisk */
  76 #define DEV_TYPE_TAPE           0x01    /* Tape */
  77 #define DEV_TYPE_CDROM          0x05    /* CD-ROM */
  78 #define DEV_TYPE_OPDISK         0x07    /* optical disk */
  79 #define DEV_TYPE_NETBOOT        0x81    /* Netboot through TFTP */
  80
  81 typedef struct disk_partition {
  82         unsigned start;         /* # of first block in partition        */
  83         uint32_t size;          /* number of blocks in partition        */
  84         uint32_t blksz;         /* block size in bytes                  */
  85         uint8_t name[32];       /* partition name                       */
  86         uint8_t type[32];       /* string type description              */
  87 } disk_partition_t;
  88
  89 typedef struct {
  90         node_t ush_link;
  91         uint16_t ush_bustype;
  92         uint16_t ush_already_scanned;
  93         block_dev_desc_t ush_device;
  94 } *SCAN_HANDLE;
  95
  96 enum bustype {
  97         BUSTYPE_VIA_ATA,
  98         BUSTYPE_SCSI,
  99         BUSTYPE_USB,
 100         BUSTYPE_NET,
 101         BUSTYPE_FLOPPY,
 102         BUSTYPE_SIL_PARALLEL,
 103         BUSTYPE_SIL_SERIAL,
 104         BUSTYPE_SIL_4_SERIAL,
 105
 106         BUSTYPE_NONE
 107 };
 108
 109 #define NO_ERROR             0
 110 #define ERROR_NO_MEMORY     -1
 111 #define ERROR_OLD_SLB       -2
 112 #define ERROR_OLD_UBOOT     -3
 113 #define ERROR_NO_CONFIG     -4
 114 #define ERROR_LOAD_ERROR    -5
 115
 116 #endif /*UBOOT_H_ */