diff options
Diffstat (limited to 'disk/part.c')
| -rw-r--r-- | disk/part.c | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/disk/part.c b/disk/part.c new file mode 100644 index 0000000..99fe0db --- /dev/null +++ b/disk/part.c @@ -0,0 +1,227 @@ +/* + * (C) Copyright 2001 + * 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 + */ + +#include <common.h> +#include <command.h> +#include <ide.h> +#include <cmd_disk.h> + +#undef PART_DEBUG + +#ifdef PART_DEBUG +#define PRINTF(fmt,args...) printf (fmt ,##args) +#else +#define PRINTF(fmt,args...) +#endif + +#if (CONFIG_COMMANDS & CFG_CMD_IDE) || (CONFIG_COMMANDS & CFG_CMD_SCSI) + +/* ------------------------------------------------------------------------- */ +/* + * reports device info to the user + */ +void dev_print (block_dev_desc_t *dev_desc) +{ + ulong lba512; /* number of blocks if 512bytes block size */ + + if (dev_desc->type==DEV_TYPE_UNKNOWN) { + puts ("not available\n"); + return; + } + if (dev_desc->if_type==IF_TYPE_SCSI) { + printf ("(%d:%d) ", dev_desc->target,dev_desc->lun); + } + if (dev_desc->if_type==IF_TYPE_IDE) { + printf ("Model: %s Firm: %s Ser#: %s\n", + dev_desc->vendor, + dev_desc->revision, + dev_desc->product); + } else { + printf ("Vendor: %s Prod.: %s Rev: %s\n", + dev_desc->vendor, + dev_desc->product, + dev_desc->revision); + } + puts (" Type: "); + if (dev_desc->removable) + puts ("Removable "); + switch (dev_desc->type & 0x1F) { + case DEV_TYPE_HARDDISK: puts ("Hard Disk"); + break; + case DEV_TYPE_CDROM: puts ("CD ROM"); + break; + case DEV_TYPE_OPDISK: puts ("Optical Device"); + break; + case DEV_TYPE_TAPE: puts ("Tape"); + break; + default: printf ("# %02X #", dev_desc->type & 0x1F); + break; + } + puts ("\n"); + if ((dev_desc->lba * dev_desc->blksz)>0L) { + ulong mb, mb_quot, mb_rem, gb, gb_quot, gb_rem; + + lba512 = (dev_desc->lba * (dev_desc->blksz/512)); + + mb = (10 * lba512) / 2048; /* 2048 = (1024 * 1024) / 512 MB */ + /* round to 1 digit */ + mb_quot = mb / 10; + mb_rem = mb - (10 * mb_quot); + + gb = mb / 1024; + gb_quot = gb / 10; + gb_rem = gb - (10 * gb_quot); + + printf (" Capacity: %ld.%ld MB = %ld.%ld GB (%ld x %ld)\n", + mb_quot, mb_rem, + gb_quot, gb_rem, + dev_desc->lba, + dev_desc->blksz); + } else { + puts (" Capacity: not available\n"); + } +} + + + +#if defined(CONFIG_MAC_PARTITION) || \ + defined(CONFIG_DOS_PARTITION) || \ + defined(CONFIG_ISO_PARTITION) + +void init_part (block_dev_desc_t * dev_desc) +{ +#ifdef CONFIG_ISO_PARTITION + if (test_part_iso(dev_desc) == 0) { + dev_desc->part_type = PART_TYPE_ISO; + return; + } +#endif + +#ifdef CONFIG_MAC_PARTITION + if (test_part_mac(dev_desc) == 0) { + dev_desc->part_type = PART_TYPE_MAC; + return; + } +#endif + +#ifdef CONFIG_DOS_PARTITION + if (test_part_dos(dev_desc) == 0) { + dev_desc->part_type = PART_TYPE_DOS; + return; + } +#endif +} + + +int get_partition_info (block_dev_desc_t *dev_desc, int part, disk_partition_t *info) +{ + switch (dev_desc->part_type) { +#ifdef CONFIG_MAC_PARTITION + case PART_TYPE_MAC: + if (get_partition_info_mac(dev_desc,part,info) == 0) { + PRINTF ("## Valid MAC partition found ##\n"); + return (0); + } + break; +#endif + +#ifdef CONFIG_DOS_PARTITION + case PART_TYPE_DOS: + if (get_partition_info_dos(dev_desc,part,info) == 0) { + PRINTF ("## Valid DOS partition found ##\n"); + return (0); + } + break; +#endif + +#ifdef CONFIG_ISO_PARTITION + case PART_TYPE_ISO: + if (get_partition_info_iso(dev_desc,part,info) == 0) { + PRINTF ("## Valid ISO boot partition found ##\n"); + return (0); + } + break; +#endif + default: + break; + } + return (-1); +} + +static void print_part_header (const char *type, block_dev_desc_t * dev_desc) +{ + puts ("\nPartition Map for "); + switch (dev_desc->if_type) { + case IF_TYPE_IDE: puts ("IDE"); + break; + case IF_TYPE_SCSI: puts ("SCSI"); + break; + case IF_TYPE_ATAPI: puts ("ATAPI"); + break; + case IF_TYPE_USB: puts ("USB"); + break; + case IF_TYPE_DOC: puts ("DOC"); + break; + default: puts ("UNKNOWN"); + break; + } + printf (" device %d -- Partition Type: %s\n\n", + dev_desc->dev, type); +} + +void print_part (block_dev_desc_t * dev_desc) +{ + + switch (dev_desc->part_type) { +#ifdef CONFIG_MAC_PARTITION + case PART_TYPE_MAC: + PRINTF ("## Testing for valid MAC partition ##\n"); + print_part_header ("MAC", dev_desc); + print_part_mac (dev_desc); + return; +#endif +#ifdef CONFIG_DOS_PARTITION + case PART_TYPE_DOS: + PRINTF ("## Testing for valid DOS partition ##\n"); + print_part_header ("DOS", dev_desc); + print_part_dos (dev_desc); + return; +#endif + +#ifdef CONFIG_ISO_PARTITION + case PART_TYPE_ISO: + PRINTF ("## Testing for valid ISO Boot partition ##\n"); + print_part_header ("ISO", dev_desc); + print_part_iso (dev_desc); + return; +#endif + } + puts ("## Unknown partition table\n"); +} + + +#else /* neither MAC nor DOS nor ISO partition configured */ +# error neither CONFIG_MAC_PARTITION nor CONFIG_DOS_PARTITION nor CONFIG_ISO_PARTITION configured! +#endif + +#endif /* (CONFIG_COMMANDS & CFG_CMD_IDE) || CONFIG_COMMANDS & CFG_CMD_SCSI) */ |