X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=disk%2Fpart_iso.c;h=e733227f5996b8ef83ccb4a1fa5ac1f7b02a8699;hb=3eae864a23480978bcaafe1b143bf787bb375f47;hp=b7a538143e602b4c36d7956c8a342b82a09d468a;hpb=ef9e6de5409535bde164f087c31ac865800cbf14;p=u-boot

diff --git a/disk/part_iso.c b/disk/part_iso.c
index b7a538143e..e733227f59 100644
--- a/disk/part_iso.c
+++ b/disk/part_iso.c
@@ -1,8 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2001
  * Denis Peter, MPL AG Switzerland, d.peter@mpl.ch.
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
@@ -10,7 +9,7 @@
 #include <asm/unaligned.h>
 #include "part_iso.h"
 
-#ifdef HAVE_BLOCK_DEVICE
+#ifdef CONFIG_HAVE_BLOCK_DEVICE
 
 /* #define	ISO_PART_DEBUG */
 
@@ -24,7 +23,26 @@
 #undef CHECK_FOR_POWERPC_PLATTFORM
 #define CD_SECTSIZE 2048
 
-static unsigned char tmpbuf[CD_SECTSIZE];
+static unsigned char tmpbuf[CD_SECTSIZE] __aligned(ARCH_DMA_MINALIGN);
+
+unsigned long iso_dread(struct blk_desc *block_dev, lbaint_t start,
+                        lbaint_t blkcnt, void *buffer)
+{
+	unsigned long ret;
+
+	if (block_dev->blksz == 512) {
+		/* Convert from 2048 to 512 sector size */
+		start *= 4;
+		blkcnt *= 4;
+	}
+
+	ret = blk_dread(block_dev, start, blkcnt, buffer);
+
+	if (block_dev->blksz == 512)
+		ret /= 4;
+
+	return ret;
+}
 
 /* only boot records will be listed as valid partitions */
 int part_get_info_iso_verb(struct blk_desc *dev_desc, int part_num,
@@ -39,12 +57,12 @@ int part_get_info_iso_verb(struct blk_desc *dev_desc, int part_num,
 	iso_val_entry_t *pve = (iso_val_entry_t *)tmpbuf;
 	iso_init_def_entry_t *pide;
 
-	if (dev_desc->blksz != CD_SECTSIZE)
+	if ((dev_desc->blksz != CD_SECTSIZE) && (dev_desc->blksz != 512))
 		return -1;
 
 	/* the first sector (sector 0x10) must be a primary volume desc */
 	blkaddr=PVD_OFFSET;
-	if (blk_dread(dev_desc, PVD_OFFSET, 1, (ulong *)tmpbuf) != 1)
+	if (iso_dread(dev_desc, PVD_OFFSET, 1, (ulong *)tmpbuf) != 1)
 		return -1;
 	if(ppr->desctype!=0x01) {
 		if(verb)
@@ -64,7 +82,7 @@ int part_get_info_iso_verb(struct blk_desc *dev_desc, int part_num,
 	PRINTF(" Lastsect:%08lx\n",lastsect);
 	for(i=blkaddr;i<lastsect;i++) {
 		PRINTF("Reading block %d\n", i);
-		if (blk_dread(dev_desc, i, 1, (ulong *)tmpbuf) != 1)
+		if (iso_dread(dev_desc, i, 1, (ulong *)tmpbuf) != 1)
 			return -1;
 		if(ppr->desctype==0x00)
 			break; /* boot entry found */
@@ -84,7 +102,7 @@ int part_get_info_iso_verb(struct blk_desc *dev_desc, int part_num,
 	}
 	bootaddr = get_unaligned_le32(pbr->pointer);
 	PRINTF(" Boot Entry at: %08lX\n",bootaddr);
-	if (blk_dread(dev_desc, bootaddr, 1, (ulong *)tmpbuf) != 1) {
+	if (iso_dread(dev_desc, bootaddr, 1, (ulong *)tmpbuf) != 1) {
 		if(verb)
 			printf ("** Can't read Boot Entry at %lX on %d:%d **\n",
 				bootaddr, dev_desc->devnum, part_num);
@@ -115,33 +133,10 @@ int part_get_info_iso_verb(struct blk_desc *dev_desc, int part_num,
 	}
 #endif
 	/* the validation entry seems to be ok, now search the "partition" */
-	entry_num=0;
+	entry_num=1;
 	offset=0x20;
 	strcpy((char *)info->type, "U-Boot");
-	switch(dev_desc->if_type) {
-		case IF_TYPE_IDE:
-		case IF_TYPE_SATA:
-		case IF_TYPE_ATAPI:
-			sprintf ((char *)info->name, "hd%c%d",
-				'a' + dev_desc->devnum, part_num);
-			break;
-		case IF_TYPE_SCSI:
-			sprintf ((char *)info->name, "sd%c%d",
-				'a' + dev_desc->devnum, part_num);
-			break;
-		case IF_TYPE_USB:
-			sprintf ((char *)info->name, "usbd%c%d",
-				'a' + dev_desc->devnum, part_num);
-			break;
-		case IF_TYPE_DOC:
-			sprintf ((char *)info->name, "docd%c%d",
-				'a' + dev_desc->devnum, part_num);
-			break;
-		default:
-			sprintf ((char *)info->name, "xx%c%d",
-				'a' + dev_desc->devnum, part_num);
-			break;
-	}
+	part_set_generic_name(dev_desc, part_num, (char *)info->name);
 	/* the bootcatalog (including validation Entry) is limited to 2048Bytes
 	 * (63 boot entries + validation entry) */
 	 while(offset<2048) {
@@ -192,14 +187,21 @@ found:
 	}
 	newblkaddr = get_unaligned_le32(pide->rel_block_addr);
 	info->start=newblkaddr;
-	PRINTF(" part %d found @ %lx size %lx\n",part_num,newblkaddr,info->size);
+
+	if (dev_desc->blksz == 512) {
+		info->size *= 4;
+		info->start *= 4;
+		info->blksz = 512;
+	}
+
+	PRINTF(" part %d found @ %lx size %lx\n",part_num,info->start,info->size);
 	return 0;
 }
 
 static int part_get_info_iso(struct blk_desc *dev_desc, int part_num,
 				  disk_partition_t *info)
 {
-	return part_get_info_iso_verb(dev_desc, part_num, info, 1);
+	return part_get_info_iso_verb(dev_desc, part_num, info, 0);
 }
 
 static void part_print_iso(struct blk_desc *dev_desc)
@@ -207,13 +209,13 @@ static void part_print_iso(struct blk_desc *dev_desc)
 	disk_partition_t info;
 	int i;
 
-	if (part_get_info_iso_verb(dev_desc, 0, &info, 0) == -1) {
+	if (part_get_info_iso_verb(dev_desc, 1, &info, 0) == -1) {
 		printf("** No boot partition found on device %d **\n",
 		       dev_desc->devnum);
 		return;
 	}
 	printf("Part   Start     Sect x Size Type\n");
-	i=0;
+	i=1;
 	do {
 		printf(" %2d " LBAFU " " LBAFU " %6ld %.32s\n",
 		       i, info.start, info.size, info.blksz, info.type);
@@ -225,12 +227,13 @@ static int part_test_iso(struct blk_desc *dev_desc)
 {
 	disk_partition_t info;
 
-	return part_get_info_iso_verb(dev_desc, 0, &info, 0);
+	return part_get_info_iso_verb(dev_desc, 1, &info, 0);
 }
 
 U_BOOT_PART_TYPE(iso) = {
 	.name		= "ISO",
 	.part_type	= PART_TYPE_ISO,
+	.max_entries	= ISO_ENTRY_NUMBERS,
 	.get_info	= part_get_info_iso,
 	.print		= part_print_iso,
 	.test		= part_test_iso,