GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/trusted-firmware/trusted-firmware-a-2.8/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 */