Merge branch '2021-07-28-build-improvements'

[platform/kernel/u-boot.git] / disk / part_efi.c

diff --git a/disk/part_efi.c b/disk/part_efi.c
index 2f92266..fdca91a 100644 (file)
--- 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 */