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![Wolfgang Denk](/assets/img/avatar_default.png)
By now, the majority of architectures have working relocation support, so the few remaining architectures have become exceptions. To make this more obvious, we make working relocation now the default case, and flag the remaining cases with CONFIG_NEEDS_MANUAL_RELOC. Signed-off-by: Wolfgang Denk <wd@denx.de> Tested-by: Heiko Schocher <hs@denx.de> Tested-by: Reinhard Meyer <u-boot@emk-elektronik.de>
439 lines
9.9 KiB
C
439 lines
9.9 KiB
C
/*
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* (C) Copyright 2001
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <command.h>
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#include <ide.h>
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#include <part.h>
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#undef PART_DEBUG
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#ifdef PART_DEBUG
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#define PRINTF(fmt,args...) printf (fmt ,##args)
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#else
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#define PRINTF(fmt,args...)
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#endif
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#if (defined(CONFIG_CMD_IDE) || \
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defined(CONFIG_CMD_MG_DISK) || \
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defined(CONFIG_CMD_SATA) || \
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defined(CONFIG_CMD_SCSI) || \
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defined(CONFIG_CMD_USB) || \
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defined(CONFIG_MMC) || \
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defined(CONFIG_SYSTEMACE) )
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struct block_drvr {
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char *name;
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block_dev_desc_t* (*get_dev)(int dev);
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};
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static const struct block_drvr block_drvr[] = {
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#if defined(CONFIG_CMD_IDE)
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{ .name = "ide", .get_dev = ide_get_dev, },
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#endif
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#if defined(CONFIG_CMD_SATA)
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{.name = "sata", .get_dev = sata_get_dev, },
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#endif
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#if defined(CONFIG_CMD_SCSI)
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{ .name = "scsi", .get_dev = scsi_get_dev, },
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#endif
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#if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE)
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{ .name = "usb", .get_dev = usb_stor_get_dev, },
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#endif
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#if defined(CONFIG_MMC)
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{ .name = "mmc", .get_dev = mmc_get_dev, },
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#endif
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#if defined(CONFIG_SYSTEMACE)
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{ .name = "ace", .get_dev = systemace_get_dev, },
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#endif
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#if defined(CONFIG_CMD_MG_DISK)
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{ .name = "mgd", .get_dev = mg_disk_get_dev, },
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#endif
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{ },
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};
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DECLARE_GLOBAL_DATA_PTR;
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block_dev_desc_t *get_dev(char* ifname, int dev)
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{
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const struct block_drvr *drvr = block_drvr;
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block_dev_desc_t* (*reloc_get_dev)(int dev);
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char *name;
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name = drvr->name;
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#ifdef CONFIG_NEEDS_MANUAL_RELOC
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name += gd->reloc_off;
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#endif
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while (name) {
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name = drvr->name;
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reloc_get_dev = drvr->get_dev;
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#ifdef CONFIG_NEEDS_MANUAL_RELOC
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name += gd->reloc_off;
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reloc_get_dev += gd->reloc_off;
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#endif
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if (strncmp(ifname, name, strlen(name)) == 0)
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return reloc_get_dev(dev);
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drvr++;
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}
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return NULL;
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}
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#else
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block_dev_desc_t *get_dev(char* ifname, int dev)
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{
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return NULL;
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}
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#endif
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#if (defined(CONFIG_CMD_IDE) || \
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defined(CONFIG_CMD_MG_DISK) || \
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defined(CONFIG_CMD_SATA) || \
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defined(CONFIG_CMD_SCSI) || \
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defined(CONFIG_CMD_USB) || \
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defined(CONFIG_MMC) || \
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defined(CONFIG_SYSTEMACE) )
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/* ------------------------------------------------------------------------- */
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/*
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* reports device info to the user
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*/
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#ifdef CONFIG_LBA48
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typedef uint64_t lba512_t;
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#else
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typedef lbaint_t lba512_t;
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#endif
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/*
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* Overflowless variant of (block_count * mul_by / div_by)
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* when div_by > mul_by
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*/
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static lba512_t lba512_muldiv (lba512_t block_count, lba512_t mul_by, lba512_t div_by)
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{
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lba512_t bc_quot, bc_rem;
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/* x * m / d == x / d * m + (x % d) * m / d */
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bc_quot = block_count / div_by;
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bc_rem = block_count - div_by * bc_quot;
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return bc_quot * mul_by + (bc_rem * mul_by) / div_by;
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}
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void dev_print (block_dev_desc_t *dev_desc)
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{
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lba512_t lba512; /* number of blocks if 512bytes block size */
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if (dev_desc->type == DEV_TYPE_UNKNOWN) {
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puts ("not available\n");
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return;
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}
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switch (dev_desc->if_type) {
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case IF_TYPE_SCSI:
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printf ("(%d:%d) Vendor: %s Prod.: %s Rev: %s\n",
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dev_desc->target,dev_desc->lun,
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dev_desc->vendor,
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dev_desc->product,
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dev_desc->revision);
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break;
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case IF_TYPE_ATAPI:
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case IF_TYPE_IDE:
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case IF_TYPE_SATA:
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printf ("Model: %s Firm: %s Ser#: %s\n",
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dev_desc->vendor,
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dev_desc->revision,
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dev_desc->product);
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break;
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case IF_TYPE_SD:
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case IF_TYPE_MMC:
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case IF_TYPE_USB:
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printf ("Vendor: %s Rev: %s Prod: %s\n",
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dev_desc->vendor,
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dev_desc->revision,
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dev_desc->product);
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break;
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case IF_TYPE_DOC:
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puts("device type DOC\n");
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return;
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case IF_TYPE_UNKNOWN:
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puts("device type unknown\n");
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return;
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default:
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printf("Unhandled device type: %i\n", dev_desc->if_type);
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return;
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}
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puts (" Type: ");
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if (dev_desc->removable)
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puts ("Removable ");
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switch (dev_desc->type & 0x1F) {
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case DEV_TYPE_HARDDISK:
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puts ("Hard Disk");
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break;
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case DEV_TYPE_CDROM:
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puts ("CD ROM");
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break;
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case DEV_TYPE_OPDISK:
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puts ("Optical Device");
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break;
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case DEV_TYPE_TAPE:
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puts ("Tape");
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break;
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default:
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printf ("# %02X #", dev_desc->type & 0x1F);
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break;
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}
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puts ("\n");
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if ((dev_desc->lba * dev_desc->blksz)>0L) {
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ulong mb, mb_quot, mb_rem, gb, gb_quot, gb_rem;
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lbaint_t lba;
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lba = dev_desc->lba;
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lba512 = (lba * (dev_desc->blksz/512));
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/* round to 1 digit */
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mb = lba512_muldiv(lba512, 10, 2048); /* 2048 = (1024 * 1024) / 512 MB */
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mb_quot = mb / 10;
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mb_rem = mb - (10 * mb_quot);
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gb = mb / 1024;
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gb_quot = gb / 10;
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gb_rem = gb - (10 * gb_quot);
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#ifdef CONFIG_LBA48
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if (dev_desc->lba48)
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printf (" Supports 48-bit addressing\n");
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#endif
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#if defined(CONFIG_SYS_64BIT_LBA)
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printf (" Capacity: %ld.%ld MB = %ld.%ld GB (%Ld x %ld)\n",
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mb_quot, mb_rem,
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gb_quot, gb_rem,
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lba,
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dev_desc->blksz);
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#else
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printf (" Capacity: %ld.%ld MB = %ld.%ld GB (%ld x %ld)\n",
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mb_quot, mb_rem,
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gb_quot, gb_rem,
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(ulong)lba,
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dev_desc->blksz);
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#endif
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} else {
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puts (" Capacity: not available\n");
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}
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}
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#endif
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#if (defined(CONFIG_CMD_IDE) || \
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defined(CONFIG_CMD_MG_DISK) || \
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defined(CONFIG_CMD_SATA) || \
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defined(CONFIG_CMD_SCSI) || \
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defined(CONFIG_CMD_USB) || \
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defined(CONFIG_MMC) || \
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defined(CONFIG_SYSTEMACE) )
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#if defined(CONFIG_MAC_PARTITION) || \
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defined(CONFIG_DOS_PARTITION) || \
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defined(CONFIG_ISO_PARTITION) || \
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defined(CONFIG_AMIGA_PARTITION) || \
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defined(CONFIG_EFI_PARTITION)
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void init_part (block_dev_desc_t * dev_desc)
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{
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#ifdef CONFIG_ISO_PARTITION
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if (test_part_iso(dev_desc) == 0) {
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dev_desc->part_type = PART_TYPE_ISO;
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return;
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}
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#endif
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#ifdef CONFIG_MAC_PARTITION
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if (test_part_mac(dev_desc) == 0) {
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dev_desc->part_type = PART_TYPE_MAC;
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return;
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}
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#endif
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/* must be placed before DOS partition detection */
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#ifdef CONFIG_EFI_PARTITION
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if (test_part_efi(dev_desc) == 0) {
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dev_desc->part_type = PART_TYPE_EFI;
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return;
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}
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#endif
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#ifdef CONFIG_DOS_PARTITION
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if (test_part_dos(dev_desc) == 0) {
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dev_desc->part_type = PART_TYPE_DOS;
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return;
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}
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#endif
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#ifdef CONFIG_AMIGA_PARTITION
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if (test_part_amiga(dev_desc) == 0) {
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dev_desc->part_type = PART_TYPE_AMIGA;
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return;
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}
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#endif
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}
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int get_partition_info (block_dev_desc_t *dev_desc, int part
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, disk_partition_t *info)
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{
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switch (dev_desc->part_type) {
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#ifdef CONFIG_MAC_PARTITION
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case PART_TYPE_MAC:
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if (get_partition_info_mac(dev_desc,part,info) == 0) {
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PRINTF ("## Valid MAC partition found ##\n");
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return (0);
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}
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break;
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#endif
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#ifdef CONFIG_DOS_PARTITION
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case PART_TYPE_DOS:
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if (get_partition_info_dos(dev_desc,part,info) == 0) {
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PRINTF ("## Valid DOS partition found ##\n");
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return (0);
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}
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break;
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#endif
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#ifdef CONFIG_ISO_PARTITION
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case PART_TYPE_ISO:
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if (get_partition_info_iso(dev_desc,part,info) == 0) {
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PRINTF ("## Valid ISO boot partition found ##\n");
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return (0);
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}
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break;
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#endif
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#ifdef CONFIG_AMIGA_PARTITION
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case PART_TYPE_AMIGA:
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if (get_partition_info_amiga(dev_desc, part, info) == 0)
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{
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PRINTF ("## Valid Amiga partition found ##\n");
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return (0);
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}
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break;
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#endif
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#ifdef CONFIG_EFI_PARTITION
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case PART_TYPE_EFI:
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if (get_partition_info_efi(dev_desc,part,info) == 0) {
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PRINTF ("## Valid EFI partition found ##\n");
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return (0);
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}
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break;
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#endif
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default:
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break;
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}
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return (-1);
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}
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static void print_part_header (const char *type, block_dev_desc_t * dev_desc)
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{
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puts ("\nPartition Map for ");
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switch (dev_desc->if_type) {
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case IF_TYPE_IDE:
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puts ("IDE");
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break;
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case IF_TYPE_SATA:
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puts ("SATA");
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break;
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case IF_TYPE_SCSI:
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puts ("SCSI");
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break;
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case IF_TYPE_ATAPI:
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puts ("ATAPI");
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break;
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case IF_TYPE_USB:
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puts ("USB");
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break;
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case IF_TYPE_DOC:
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puts ("DOC");
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break;
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case IF_TYPE_MMC:
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puts ("MMC");
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break;
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default:
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puts ("UNKNOWN");
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break;
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}
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printf (" device %d -- Partition Type: %s\n\n",
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dev_desc->dev, type);
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}
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void print_part (block_dev_desc_t * dev_desc)
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{
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switch (dev_desc->part_type) {
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#ifdef CONFIG_MAC_PARTITION
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case PART_TYPE_MAC:
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PRINTF ("## Testing for valid MAC partition ##\n");
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print_part_header ("MAC", dev_desc);
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print_part_mac (dev_desc);
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return;
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#endif
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#ifdef CONFIG_DOS_PARTITION
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case PART_TYPE_DOS:
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PRINTF ("## Testing for valid DOS partition ##\n");
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print_part_header ("DOS", dev_desc);
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print_part_dos (dev_desc);
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return;
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#endif
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#ifdef CONFIG_ISO_PARTITION
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case PART_TYPE_ISO:
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PRINTF ("## Testing for valid ISO Boot partition ##\n");
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print_part_header ("ISO", dev_desc);
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print_part_iso (dev_desc);
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return;
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#endif
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#ifdef CONFIG_AMIGA_PARTITION
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case PART_TYPE_AMIGA:
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PRINTF ("## Testing for a valid Amiga partition ##\n");
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print_part_header ("AMIGA", dev_desc);
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print_part_amiga (dev_desc);
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return;
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#endif
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#ifdef CONFIG_EFI_PARTITION
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case PART_TYPE_EFI:
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PRINTF ("## Testing for valid EFI partition ##\n");
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print_part_header ("EFI", dev_desc);
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print_part_efi (dev_desc);
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return;
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#endif
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}
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puts ("## Unknown partition table\n");
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}
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#else /* neither MAC nor DOS nor ISO nor AMIGA nor EFI partition configured */
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# error neither CONFIG_MAC_PARTITION nor CONFIG_DOS_PARTITION
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# error nor CONFIG_ISO_PARTITION nor CONFIG_AMIGA_PARTITION
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# error nor CONFIG_EFI_PARTITION configured!
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#endif
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#endif
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