X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=disk%2Fpart_efi.c;h=fdca91a69747c24bf1c36903f712aec8d5387135;hb=bbcacdf4cd23f2e5deb9ef916096c956c955243d;hp=2f922662e6e65212ca516614f16590ac6bc3aeef;hpb=31ce367cd10087b532431c023e4a95513ecdee5d;p=platform%2Fkernel%2Fu-boot.git

diff --git a/disk/part_efi.c b/disk/part_efi.c
index 2f92266..fdca91a 100644
--- a/disk/part_efi.c
+++ b/disk/part_efi.c
@@ -15,6 +15,7 @@
 #include <part.h>
 #include <uuid.h>
 #include <asm/cache.h>
+#include <asm/global_data.h>
 #include <asm/unaligned.h>
 #include <command.h>
 #include <fdtdec.h>
@@ -28,12 +29,13 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-/*
- * GUID for basic data partions.
- */
+#ifdef CONFIG_HAVE_BLOCK_DEVICE
+
+/* GUID for basic data partitons */
+#if CONFIG_IS_ENABLED(EFI_PARTITION)
 static const efi_guid_t partition_basic_data_guid = PARTITION_BASIC_DATA_GUID;
+#endif
 
-#ifdef CONFIG_HAVE_BLOCK_DEVICE
 /**
  * efi_crc32() - EFI version of crc32 function
  * @buf: buffer to calculate crc32 of
@@ -691,6 +693,15 @@ int gpt_verify_headers(struct blk_desc *dev_desc, gpt_header *gpt_head,
 	/* Free pte before allocating again */
 	free(*gpt_pte);
 
+	/*
+	 * Check that the alternate_lba entry points to the last LBA
+	 */
+	if (le64_to_cpu(gpt_head->alternate_lba) != (dev_desc->lba - 1)) {
+		printf("%s: *** ERROR: Misplaced Backup GPT ***\n",
+		       __func__);
+		return -1;
+	}
+
 	if (is_gpt_valid(dev_desc, (dev_desc->lba - 1),
 			 gpt_head, gpt_pte) != 1) {
 		printf("%s: *** ERROR: Invalid Backup GPT ***\n",
@@ -867,6 +878,9 @@ int write_mbr_and_gpt_partitions(struct blk_desc *dev_desc, void *buf)
 		return 1;
 	}
 
+	/* Update the partition table entries*/
+	part_init(dev_desc);
+
 	return 0;
 }
 #endif
@@ -1113,4 +1127,4 @@ U_BOOT_PART_TYPE(a_efi) = {
 	.print		= part_print_ptr(part_print_efi),
 	.test		= part_test_efi,
 };
-#endif
+#endif /* CONFIG_HAVE_BLOCK_DEVICE */