summaryrefslogtreecommitdiffstats
path: root/include/drivers/partition/partition.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/drivers/partition/partition.h')
-rw-r--r--include/drivers/partition/partition.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/include/drivers/partition/partition.h b/include/drivers/partition/partition.h
new file mode 100644
index 0000000..6cb59c3
--- /dev/null
+++ b/include/drivers/partition/partition.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2016-2022, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PARTITION_H
+#define PARTITION_H
+
+#include <stdint.h>
+
+#include <lib/cassert.h>
+#include <drivers/partition/efi.h>
+#include <tools_share/uuid.h>
+
+#if !PLAT_PARTITION_MAX_ENTRIES
+# define PLAT_PARTITION_MAX_ENTRIES 128
+#endif /* PLAT_PARTITION_MAX_ENTRIES */
+
+CASSERT(PLAT_PARTITION_MAX_ENTRIES <= 128, assert_plat_partition_max_entries);
+
+#if !PLAT_PARTITION_BLOCK_SIZE
+# define PLAT_PARTITION_BLOCK_SIZE 512
+#endif /* PLAT_PARTITION_BLOCK_SIZE */
+
+CASSERT((PLAT_PARTITION_BLOCK_SIZE == 512) ||
+ (PLAT_PARTITION_BLOCK_SIZE == 4096),
+ assert_plat_partition_block_size);
+
+#define LEGACY_PARTITION_BLOCK_SIZE 512
+
+#define DEFAULT_GPT_HEADER_SIZE 92
+
+typedef struct partition_entry {
+ uint64_t start;
+ uint64_t length;
+ char name[EFI_NAMELEN];
+ struct efi_guid part_guid;
+ struct efi_guid type_guid;
+} partition_entry_t;
+
+typedef struct partition_entry_list {
+ partition_entry_t list[PLAT_PARTITION_MAX_ENTRIES];
+ int entry_count;
+} partition_entry_list_t;
+
+int load_partition_table(unsigned int image_id);
+const partition_entry_t *get_partition_entry(const char *name);
+const partition_entry_t *get_partition_entry_by_type(const uuid_t *type_guid);
+const partition_entry_t *get_partition_entry_by_uuid(const uuid_t *part_uuid);
+const partition_entry_list_t *get_partition_entry_list(void);
+void partition_init(unsigned int image_id);
+
+#endif /* PARTITION_H */