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authorwdenk <wdenk>2002-08-17 09:36:01 +0000
committerwdenk <wdenk>2002-08-17 09:36:01 +0000
commitaffae2bff825c1a8d2cfeaf7b270188d251d39d2 (patch)
treee025ca5a84cdcd70cff986e09f89e1aaa360499c /disk/part.c
parentcf356ef708390102d493c53d18fd19a5963c6aa9 (diff)
downloadu-boot-linaro-natty-affae2bff825c1a8d2cfeaf7b270188d251d39d2.tar.gz
Initial revision
Diffstat (limited to 'disk/part.c')
-rw-r--r--disk/part.c227
1 files changed, 227 insertions, 0 deletions
diff --git a/disk/part.c b/disk/part.c
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--- /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) */