--- /dev/null
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
+ */
+
+#ifndef _SYS_EFI_PARTITION_H
+#define _SYS_EFI_PARTITION_H
+
+#include <sys/uuid.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * GUID Partition Table Header
+ */
+
+#define EFI_LABEL_SIZE 512
+#define LEN_EFI_PAD (EFI_LABEL_SIZE - \
+ ((5 * sizeof (diskaddr_t)) + \
+ (7 * sizeof (uint_t)) + \
+ (8 * sizeof (char)) + \
+ (1 * (sizeof (struct uuid)))))
+
+#define EFI_SIGNATURE 0x5452415020494645ULL
+
+/* EFI Guid Partition Table Header -- little endian on-disk format */
+typedef struct efi_gpt {
+ uint64_t efi_gpt_Signature;
+ uint_t efi_gpt_Revision;
+ uint_t efi_gpt_HeaderSize;
+ uint_t efi_gpt_HeaderCRC32;
+ uint_t efi_gpt_Reserved1;
+ diskaddr_t efi_gpt_MyLBA;
+ diskaddr_t efi_gpt_AlternateLBA;
+ diskaddr_t efi_gpt_FirstUsableLBA;
+ diskaddr_t efi_gpt_LastUsableLBA;
+ struct uuid efi_gpt_DiskGUID;
+ diskaddr_t efi_gpt_PartitionEntryLBA;
+ uint_t efi_gpt_NumberOfPartitionEntries;
+ uint_t efi_gpt_SizeOfPartitionEntry;
+ uint_t efi_gpt_PartitionEntryArrayCRC32;
+ char efi_gpt_Reserved2[LEN_EFI_PAD];
+} efi_gpt_t;
+
+/* EFI Guid Partition Entry Attributes -- little endian format */
+typedef struct efi_gpe_Attrs {
+ uint32_t PartitionAttrs :16,
+ Reserved2 :16;
+ uint32_t Reserved1 :31,
+ RequiredPartition :1;
+} efi_gpe_Attrs_t;
+
+/*
+ * 6a96237f-1dd2-11b2-99a6-080020736631 V_UNASSIGNED (not used as such)
+ * 6a82cb45-1dd2-11b2-99a6-080020736631 V_BOOT
+ * 6a85cf4d-1dd2-11b2-99a6-080020736631 V_ROOT
+ * 6a87c46f-1dd2-11b2-99a6-080020736631 V_SWAP
+ * 6a898cc3-1dd2-11b2-99a6-080020736631 V_USR
+ * 6a8b642b-1dd2-11b2-99a6-080020736631 V_BACKUP
+ * 6a8d2ac7-1dd2-11b2-99a6-080020736631 V_STAND (not used)
+ * 6a8ef2e9-1dd2-11b2-99a6-080020736631 V_VAR
+ * 6a90ba39-1dd2-11b2-99a6-080020736631 V_HOME
+ * 6a9283a5-1dd2-11b2-99a6-080020736631 V_ALTSCTR
+ * 6a945a3b-1dd2-11b2-99a6-080020736631 V_CACHE
+ */
+
+#define EFI_UNUSED { 0x00000000, 0x0000, 0x0000, 0x00, 0x00, \
+ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } }
+#define EFI_RESV1 { 0x6a96237f, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_BOOT { 0x6a82cb45, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_ROOT { 0x6a85cf4d, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_SWAP { 0x6a87c46f, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_USR { 0x6a898cc3, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_BACKUP { 0x6a8b642b, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_RESV2 { 0x6a8d2ac7, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_VAR { 0x6a8ef2e9, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_HOME { 0x6a90ba39, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_ALTSCTR { 0x6a9283a5, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_RESERVED { 0x6a945a3b, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_SYSTEM { 0xC12A7328, 0xF81F, 0x11d2, 0xBA, 0x4B, \
+ { 0x00, 0xA0, 0xC9, 0x3E, 0xC9, 0x3B } }
+#define EFI_LEGACY_MBR { 0x024DEE41, 0x33E7, 0x11d3, 0x9D, 0x69, \
+ { 0x00, 0x08, 0xC7, 0x81, 0xF3, 0x9F } }
+#define EFI_SYMC_PUB { 0x6a9630d1, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_SYMC_CDS { 0x6a980767, 0x1dd2, 0x11b2, 0x99, 0xa6, \
+ { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
+#define EFI_MSFT_RESV { 0xE3C9E316, 0x0B5C, 0x4DB8, 0x81, 0x7D, \
+ { 0xF9, 0x2D, 0xF0, 0x02, 0x15, 0xAE } }
+#define EFI_DELL_BASIC { 0xebd0a0a2, 0xb9e5, 0x4433, 0x87, 0xc0, \
+ { 0x68, 0xb6, 0xb7, 0x26, 0x99, 0xc7 } }
+#define EFI_DELL_RAID { 0xa19d880f, 0x05fc, 0x4d3b, 0xa0, 0x06, \
+ { 0x74, 0x3f, 0x0f, 0x84, 0x91, 0x1e } }
+#define EFI_DELL_SWAP { 0x0657fd6d, 0xa4ab, 0x43c4, 0x84, 0xe5, \
+ { 0x09, 0x33, 0xc8, 0x4b, 0x4f, 0x4f } }
+#define EFI_DELL_LVM { 0xe6d6d379, 0xf507, 0x44c2, 0xa2, 0x3c, \
+ { 0x23, 0x8f, 0x2a, 0x3d, 0xf9, 0x28 } }
+#define EFI_DELL_RESV { 0x8da63339, 0x0007, 0x60c0, 0xc4, 0x36, \
+ { 0x08, 0x3a, 0xc8, 0x23, 0x09, 0x08 } }
+#define EFI_AAPL_HFS { 0x48465300, 0x0000, 0x11aa, 0xaa, 0x11, \
+ { 0x00, 0x30, 0x65, 0x43, 0xec, 0xac } }
+#define EFI_AAPL_UFS { 0x55465300, 0x0000, 0x11aa, 0xaa, 0x11, \
+ { 0x00, 0x30, 0x65, 0x43, 0xec, 0xac } }
+
+/* minimum # of bytes for partition table entires, per EFI spec */
+#define EFI_MIN_ARRAY_SIZE (16 * 1024)
+
+#define EFI_PART_NAME_LEN 36
+
+/* size of the "reserved" partition, in blocks */
+#define EFI_MIN_RESV_SIZE (16 * 1024)
+
+/* EFI Guid Partition Entry */
+typedef struct efi_gpe {
+ struct uuid efi_gpe_PartitionTypeGUID;
+ struct uuid efi_gpe_UniquePartitionGUID;
+ diskaddr_t efi_gpe_StartingLBA;
+ diskaddr_t efi_gpe_EndingLBA;
+ efi_gpe_Attrs_t efi_gpe_Attributes;
+ ushort_t efi_gpe_PartitionName[EFI_PART_NAME_LEN];
+} efi_gpe_t;
+
+/*
+ * passed to the useful (we hope) routines (efi_alloc_and_read and
+ * efi_write) that take this VTOC-like struct. These routines handle
+ * converting this struct into the EFI struct, generate UUIDs and
+ * checksums, and perform any necessary byte-swapping to the on-disk
+ * format.
+ */
+/* Solaris library abstraction for EFI partitons */
+typedef struct dk_part {
+ diskaddr_t p_start; /* starting LBA */
+ diskaddr_t p_size; /* size in blocks */
+ struct uuid p_guid; /* partion type GUID */
+ ushort_t p_tag; /* converted to part'n type GUID */
+ ushort_t p_flag; /* attributes */
+ char p_name[EFI_PART_NAME_LEN]; /* partition name */
+ struct uuid p_uguid; /* unique partition GUID */
+ uint_t p_resv[8]; /* future use - set to zero */
+} dk_part_t;
+
+/* Solaris library abstraction for an EFI GPT */
+#define EFI_VERSION102 0x00010002
+#define EFI_VERSION100 0x00010000
+#define EFI_VERSION_CURRENT EFI_VERSION100
+typedef struct dk_gpt {
+ uint_t efi_version; /* set to EFI_VERSION_CURRENT */
+ uint_t efi_nparts; /* number of partitions below */
+ uint_t efi_part_size; /* size of each partition entry */
+ /* efi_part_size is unused */
+ uint_t efi_lbasize; /* size of block in bytes */
+ diskaddr_t efi_last_lba; /* last block on the disk */
+ diskaddr_t efi_first_u_lba; /* first block after labels */
+ diskaddr_t efi_last_u_lba; /* last block before backup labels */
+ struct uuid efi_disk_uguid; /* unique disk GUID */
+ uint_t efi_flags;
+ uint_t efi_reserved1; /* future use - set to zero */
+ diskaddr_t efi_altern_lba; /* lba of alternate GPT header */
+ uint_t efi_reserved[12]; /* future use - set to zero */
+ struct dk_part efi_parts[1]; /* array of partitions */
+} dk_gpt_t;
+
+/* possible values for "efi_flags" */
+#define EFI_GPT_PRIMARY_CORRUPT 0x1 /* primary label corrupt */
+
+/* the private ioctl between libefi and the driver */
+typedef struct dk_efi {
+ diskaddr_t dki_lba; /* starting block */
+ len_t dki_length; /* length in bytes */
+ union {
+ efi_gpt_t *_dki_data;
+ uint64_t _dki_data_64;
+ } dki_un;
+#define dki_data dki_un._dki_data
+#define dki_data_64 dki_un._dki_data_64
+} dk_efi_t;
+
+struct partition64 {
+ struct uuid p_type;
+ uint_t p_partno;
+ uint_t p_resv1;
+ diskaddr_t p_start;
+ diskaddr_t p_size;
+};
+
+/*
+ * Number of EFI partitions
+ */
+#if defined(__linux__)
+#define EFI_NUMPAR 128 /* Expected by parted-1.8.1 */
+#else
+#define EFI_NUMPAR 9
+#endif
+
+#ifndef _KERNEL
+extern int efi_alloc_and_init(int, uint32_t, struct dk_gpt **);
+extern int efi_alloc_and_read(int, struct dk_gpt **);
+extern int efi_write(int, struct dk_gpt *);
+extern void efi_free(struct dk_gpt *);
+extern int efi_type(int);
+extern void efi_err_check(struct dk_gpt *);
+extern int efi_auto_sense(int fd, struct dk_gpt **);
+extern int efi_use_whole_disk(int fd);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SYS_EFI_PARTITION_H */