upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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362 lines
8.1 KiB
362 lines
8.1 KiB
/*
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* (C) Copyright 2002
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* Richard Jones, rjones@nexus-tech.net
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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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/*
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* Boot support
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*/
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#include <common.h>
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#include <command.h>
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#include <s_record.h>
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#include <net.h>
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#include <ata.h>
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#if (CONFIG_COMMANDS & CFG_CMD_FAT)
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#undef DEBUG
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#include <fat.h>
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block_dev_desc_t *get_dev (char* ifname, int dev)
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{
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#if (CONFIG_COMMANDS & CFG_CMD_IDE)
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if (strncmp(ifname,"ide",3)==0) {
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extern block_dev_desc_t * ide_get_dev(int dev);
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return(ide_get_dev(dev));
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}
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#endif
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#if (CONFIG_COMMANDS & CFG_CMD_SCSI)
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if (strncmp(ifname,"scsi",4)==0) {
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extern block_dev_desc_t * scsi_get_dev(int dev);
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return(scsi_get_dev(dev));
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}
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#endif
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#if ((CONFIG_COMMANDS & CFG_CMD_USB) && defined(CONFIG_USB_STORAGE))
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if (strncmp(ifname,"usb",3)==0) {
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extern block_dev_desc_t * usb_stor_get_dev(int dev);
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return(usb_stor_get_dev(dev));
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}
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#endif
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#if defined(CONFIG_MMC)
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if (strncmp(ifname,"mmc",3)==0) {
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extern block_dev_desc_t * mmc_get_dev(int dev);
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return(mmc_get_dev(dev));
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}
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#endif
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#if defined(CONFIG_SYSTEMACE)
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if (strcmp(ifname,"ace")==0) {
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extern block_dev_desc_t * systemace_get_dev(int dev);
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return(systemace_get_dev(dev));
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}
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#endif
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return NULL;
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}
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int do_fat_fsload (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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long size;
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unsigned long offset;
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unsigned long count;
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char buf [12];
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block_dev_desc_t *dev_desc=NULL;
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int dev=0;
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int part=1;
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char *ep;
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if (argc < 5) {
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printf ("usage: fatload <interface> <dev[:part]> <addr> <filename> [bytes]\n");
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return 1;
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}
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dev = (int)simple_strtoul (argv[2], &ep, 16);
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dev_desc=get_dev(argv[1],dev);
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if (dev_desc==NULL) {
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puts ("\n** Invalid boot device **\n");
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return 1;
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}
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if (*ep) {
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if (*ep != ':') {
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puts ("\n** Invalid boot device, use `dev[:part]' **\n");
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return 1;
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}
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part = (int)simple_strtoul(++ep, NULL, 16);
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}
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if (fat_register_device(dev_desc,part)!=0) {
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printf ("\n** Unable to use %s %d:%d for fatload **\n",argv[1],dev,part);
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return 1;
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}
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offset = simple_strtoul (argv[3], NULL, 16);
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if (argc == 6)
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count = simple_strtoul (argv[5], NULL, 16);
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else
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count = 0;
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size = file_fat_read (argv[4], (unsigned char *) offset, count);
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if(size==-1) {
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printf("\n** Unable to read \"%s\" from %s %d:%d **\n",argv[4],argv[1],dev,part);
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return 1;
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}
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printf ("\n%ld bytes read\n", size);
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sprintf(buf, "%lX", size);
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setenv("filesize", buf);
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return 0;
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}
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U_BOOT_CMD(
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fatload, 6, 0, do_fat_fsload,
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"fatload - load binary file from a dos filesystem\n",
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"<interface> <dev[:part]> <addr> <filename> [bytes]\n"
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" - load binary file 'filename' from 'dev' on 'interface'\n"
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" to address 'addr' from dos filesystem\n"
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);
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int do_fat_ls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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char *filename = "/";
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int ret;
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int dev=0;
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int part=1;
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char *ep;
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block_dev_desc_t *dev_desc=NULL;
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if (argc < 3) {
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printf ("usage: fatls <interface> <dev[:part]> [directory]\n");
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return (0);
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}
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dev = (int)simple_strtoul (argv[2], &ep, 16);
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dev_desc=get_dev(argv[1],dev);
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if (dev_desc==NULL) {
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puts ("\n** Invalid boot device **\n");
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return 1;
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}
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if (*ep) {
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if (*ep != ':') {
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puts ("\n** Invalid boot device, use `dev[:part]' **\n");
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return 1;
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}
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part = (int)simple_strtoul(++ep, NULL, 16);
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}
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if (fat_register_device(dev_desc,part)!=0) {
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printf ("\n** Unable to use %s %d:%d for fatls **\n",argv[1],dev,part);
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return 1;
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}
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if (argc == 4)
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ret = file_fat_ls (argv[3]);
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else
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ret = file_fat_ls (filename);
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if(ret!=0)
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printf("No Fat FS detected\n");
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return (ret);
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}
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U_BOOT_CMD(
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fatls, 4, 1, do_fat_ls,
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"fatls - list files in a directory (default /)\n",
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"<interface> <dev[:part]> [directory]\n"
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" - list files from 'dev' on 'interface' in a 'directory'\n"
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);
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int do_fat_fsinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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int dev=0;
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int part=1;
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char *ep;
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block_dev_desc_t *dev_desc=NULL;
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if (argc < 2) {
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printf ("usage: fatinfo <interface> <dev[:part]>\n");
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return (0);
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}
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dev = (int)simple_strtoul (argv[2], &ep, 16);
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dev_desc=get_dev(argv[1],dev);
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if (dev_desc==NULL) {
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puts ("\n** Invalid boot device **\n");
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return 1;
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}
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if (*ep) {
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if (*ep != ':') {
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puts ("\n** Invalid boot device, use `dev[:part]' **\n");
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return 1;
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}
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part = (int)simple_strtoul(++ep, NULL, 16);
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}
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if (fat_register_device(dev_desc,part)!=0) {
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printf ("\n** Unable to use %s %d:%d for fatinfo **\n",argv[1],dev,part);
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return 1;
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}
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return (file_fat_detectfs ());
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}
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U_BOOT_CMD(
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fatinfo, 3, 1, do_fat_fsinfo,
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"fatinfo - print information about filesystem\n",
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"<interface> <dev[:part]>\n"
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" - print information about filesystem from 'dev' on 'interface'\n"
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);
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#ifdef NOT_IMPLEMENTED_YET
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/* find first device whose first partition is a DOS filesystem */
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int find_fat_partition (void)
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{
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int i, j;
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block_dev_desc_t *dev_desc;
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unsigned char *part_table;
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unsigned char buffer[ATA_BLOCKSIZE];
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for (i = 0; i < CFG_IDE_MAXDEVICE; i++) {
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dev_desc = ide_get_dev (i);
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if (!dev_desc) {
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debug ("couldn't get ide device!\n");
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return (-1);
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}
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if (dev_desc->part_type == PART_TYPE_DOS) {
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if (dev_desc->
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block_read (dev_desc->dev, 0, 1, (ulong *) buffer) != 1) {
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debug ("can't perform block_read!\n");
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return (-1);
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}
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part_table = &buffer[0x1be]; /* start with partition #4 */
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for (j = 0; j < 4; j++) {
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if ((part_table[4] == 1 || /* 12-bit FAT */
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part_table[4] == 4 || /* 16-bit FAT */
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part_table[4] == 6) && /* > 32Meg part */
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part_table[0] == 0x80) { /* bootable? */
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curr_dev = i;
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part_offset = part_table[11];
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part_offset <<= 8;
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part_offset |= part_table[10];
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part_offset <<= 8;
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part_offset |= part_table[9];
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part_offset <<= 8;
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part_offset |= part_table[8];
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debug ("found partition start at %ld\n", part_offset);
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return (0);
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}
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part_table += 16;
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}
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}
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}
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debug ("no valid devices found!\n");
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return (-1);
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}
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int
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do_fat_dump (cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
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{
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__u8 block[1024];
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int ret;
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int bknum;
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ret = 0;
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if (argc != 2) {
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printf ("needs an argument!\n");
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return (0);
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}
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bknum = simple_strtoul (argv[1], NULL, 10);
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if (disk_read (0, bknum, block) != 0) {
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printf ("Error: reading block\n");
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return -1;
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}
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printf ("FAT dump: %d\n", bknum);
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hexdump (512, block);
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return (ret);
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}
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int disk_read (__u32 startblock, __u32 getsize, __u8 *bufptr)
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{
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ulong tot;
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block_dev_desc_t *dev_desc;
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if (curr_dev < 0) {
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if (find_fat_partition () != 0)
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return (-1);
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}
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dev_desc = ide_get_dev (curr_dev);
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if (!dev_desc) {
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debug ("couldn't get ide device\n");
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return (-1);
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}
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tot = dev_desc->block_read (0, startblock + part_offset,
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getsize, (ulong *) bufptr);
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/* should we do this here?
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flush_cache ((ulong)buf, cnt*ide_dev_desc[device].blksz);
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*/
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if (tot == getsize)
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return (0);
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debug ("unable to read from device!\n");
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return (-1);
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}
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static int isprint (unsigned char ch)
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{
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if (ch >= 32 && ch < 127)
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return (1);
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return (0);
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}
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void hexdump (int cnt, unsigned char *data)
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{
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int i;
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int run;
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int offset;
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offset = 0;
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while (cnt) {
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printf ("%04X : ", offset);
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if (cnt >= 16)
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run = 16;
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else
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run = cnt;
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cnt -= run;
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for (i = 0; i < run; i++)
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printf ("%02X ", (unsigned int) data[i]);
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printf (": ");
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for (i = 0; i < run; i++)
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printf ("%c", isprint (data[i]) ? data[i] : '.');
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printf ("\n");
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data = &data[16];
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offset += run;
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}
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}
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#endif /* NOT_IMPLEMENTED_YET */
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#endif /* CFG_CMD_FAT */
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