Initial revision

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) */