[J-u-boot.git] / include / part.h

/*
 * (C) Copyright 2000-2004
 * Wolfgang Denk, DENX Software Engineering, [email protected].
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */
#ifndef _PART_H
#define _PART_H

#include <ide.h>

typedef struct block_dev_desc {
	int		if_type;	/* type of the interface */
	int		dev;		/* device number */
	unsigned char	part_type;	/* partition type */
	unsigned char	target;		/* target SCSI ID */
	unsigned char	lun;		/* target LUN */
	unsigned char	type;		/* device type */
	unsigned char	removable;	/* removable device */
#ifdef CONFIG_LBA48
	unsigned char	lba48;		/* device can use 48bit addr (ATA/ATAPI v7) */
#endif
	lbaint_t	lba;		/* number of blocks */
	unsigned long	blksz;		/* block size */
	int		log2blksz;	/* for convenience: log2(blksz) */
	char		vendor [40+1];	/* IDE model, SCSI Vendor */
	char		product[20+1];	/* IDE Serial no, SCSI product */
	char		revision[8+1];	/* firmware revision */
	unsigned long	(*block_read)(int dev,
				      unsigned long start,
				      lbaint_t blkcnt,
				      void *buffer);
	unsigned long	(*block_write)(int dev,
				       unsigned long start,
				       lbaint_t blkcnt,
				       const void *buffer);
	unsigned long   (*block_erase)(int dev,
				       unsigned long start,
				       lbaint_t blkcnt);
	void		*priv;		/* driver private struct pointer */
}block_dev_desc_t;

#define BLOCK_CNT(size, block_dev_desc) (PAD_COUNT(size, block_dev_desc->blksz))
#define PAD_TO_BLOCKSIZE(size, block_dev_desc) \
	(PAD_SIZE(size, block_dev_desc->blksz))
#define LOG2(x) (((x & 0xaaaaaaaa) ? 1 : 0) + ((x & 0xcccccccc) ? 2 : 0) + \
		 ((x & 0xf0f0f0f0) ? 4 : 0) + ((x & 0xff00ff00) ? 8 : 0) + \
		 ((x & 0xffff0000) ? 16 : 0))
#define LOG2_INVALID(type) ((type)((sizeof(type)<<3)-1))

/* Interface types: */
#define IF_TYPE_UNKNOWN		0
#define IF_TYPE_IDE		1
#define IF_TYPE_SCSI		2
#define IF_TYPE_ATAPI		3
#define IF_TYPE_USB		4
#define IF_TYPE_DOC		5
#define IF_TYPE_MMC		6
#define IF_TYPE_SD		7
#define IF_TYPE_SATA		8

/* Part types */
#define PART_TYPE_UNKNOWN	0x00
#define PART_TYPE_MAC		0x01
#define PART_TYPE_DOS		0x02
#define PART_TYPE_ISO		0x03
#define PART_TYPE_AMIGA		0x04
#define PART_TYPE_EFI		0x05

/*
 * Type string for U-Boot bootable partitions
 */
#define BOOT_PART_TYPE	"U-Boot"	/* primary boot partition type	*/
#define BOOT_PART_COMP	"PPCBoot"	/* PPCBoot compatibility type	*/

/* device types */
#define DEV_TYPE_UNKNOWN	0xff	/* not connected */
#define DEV_TYPE_HARDDISK	0x00	/* harddisk */
#define DEV_TYPE_TAPE		0x01	/* Tape */
#define DEV_TYPE_CDROM		0x05	/* CD-ROM */
#define DEV_TYPE_OPDISK		0x07	/* optical disk */

typedef struct disk_partition {
	ulong	start;		/* # of first block in partition	*/
	ulong	size;		/* number of blocks in partition	*/
	ulong	blksz;		/* block size in bytes			*/
	uchar	name[32];	/* partition name			*/
	uchar	type[32];	/* string type description		*/
	int	bootable;	/* Active/Bootable flag is set		*/
#ifdef CONFIG_PARTITION_UUIDS
	char	uuid[37];	/* filesystem UUID as string, if exists	*/
#endif
} disk_partition_t;

/* Misc _get_dev functions */
#ifdef CONFIG_PARTITIONS
block_dev_desc_t *get_dev(const char *ifname, int dev);
block_dev_desc_t* ide_get_dev(int dev);
block_dev_desc_t* sata_get_dev(int dev);
block_dev_desc_t* scsi_get_dev(int dev);
block_dev_desc_t* usb_stor_get_dev(int dev);
block_dev_desc_t* mmc_get_dev(int dev);
block_dev_desc_t* systemace_get_dev(int dev);
block_dev_desc_t* mg_disk_get_dev(int dev);

/* disk/part.c */
int get_partition_info (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
void print_part (block_dev_desc_t *dev_desc);
void  init_part (block_dev_desc_t *dev_desc);
void dev_print(block_dev_desc_t *dev_desc);
int get_device(const char *ifname, const char *dev_str,
	       block_dev_desc_t **dev_desc);
int get_device_and_partition(const char *ifname, const char *dev_part_str,
			     block_dev_desc_t **dev_desc,
			     disk_partition_t *info, int allow_whole_dev);
#else
static inline block_dev_desc_t *get_dev(const char *ifname, int dev)
{ return NULL; }
static inline block_dev_desc_t* ide_get_dev(int dev) { return NULL; }
static inline block_dev_desc_t* sata_get_dev(int dev) { return NULL; }
static inline block_dev_desc_t* scsi_get_dev(int dev) { return NULL; }
static inline block_dev_desc_t* usb_stor_get_dev(int dev) { return NULL; }
static inline block_dev_desc_t* mmc_get_dev(int dev) { return NULL; }
static inline block_dev_desc_t* systemace_get_dev(int dev) { return NULL; }
static inline block_dev_desc_t* mg_disk_get_dev(int dev) { return NULL; }

static inline int get_partition_info (block_dev_desc_t * dev_desc, int part,
	disk_partition_t *info) { return -1; }
static inline void print_part (block_dev_desc_t *dev_desc) {}
static inline void  init_part (block_dev_desc_t *dev_desc) {}
static inline void dev_print(block_dev_desc_t *dev_desc) {}
static inline int get_device(const char *ifname, const char *dev_str,
	       block_dev_desc_t **dev_desc)
{ return -1; }
static inline int get_device_and_partition(const char *ifname,
					   const char *dev_part_str,
					   block_dev_desc_t **dev_desc,
					   disk_partition_t *info,
					   int allow_whole_dev)
{ *dev_desc = NULL; return -1; }
#endif

#ifdef CONFIG_MAC_PARTITION
/* disk/part_mac.c */
int get_partition_info_mac (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
void print_part_mac (block_dev_desc_t *dev_desc);
int   test_part_mac (block_dev_desc_t *dev_desc);
#endif

#ifdef CONFIG_DOS_PARTITION
/* disk/part_dos.c */
int get_partition_info_dos (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
void print_part_dos (block_dev_desc_t *dev_desc);
int   test_part_dos (block_dev_desc_t *dev_desc);
#endif

#ifdef CONFIG_ISO_PARTITION
/* disk/part_iso.c */
int get_partition_info_iso (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
void print_part_iso (block_dev_desc_t *dev_desc);
int   test_part_iso (block_dev_desc_t *dev_desc);
#endif

#ifdef CONFIG_AMIGA_PARTITION
/* disk/part_amiga.c */
int get_partition_info_amiga (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
void print_part_amiga (block_dev_desc_t *dev_desc);
int   test_part_amiga (block_dev_desc_t *dev_desc);
#endif

#ifdef CONFIG_EFI_PARTITION
#include <part_efi.h>
/* disk/part_efi.c */
int get_partition_info_efi (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
void print_part_efi (block_dev_desc_t *dev_desc);
int   test_part_efi (block_dev_desc_t *dev_desc);

/**
 * write_gpt_table() - Write the GUID Partition Table to disk
 *
 * @param dev_desc - block device descriptor
 * @param gpt_h - pointer to GPT header representation
 * @param gpt_e - pointer to GPT partition table entries
 *
 * @return - zero on success, otherwise error
 */
int write_gpt_table(block_dev_desc_t *dev_desc,
		  gpt_header *gpt_h, gpt_entry *gpt_e);

/**
 * gpt_fill_pte(): Fill the GPT partition table entry
 *
 * @param gpt_h - GPT header representation
 * @param gpt_e - GPT partition table entries
 * @param partitions - list of partitions
 * @param parts - number of partitions
 *
 * @return zero on success
 */
int gpt_fill_pte(gpt_header *gpt_h, gpt_entry *gpt_e,
		disk_partition_t *partitions, int parts);

/**
 * gpt_fill_header(): Fill the GPT header
 *
 * @param dev_desc - block device descriptor
 * @param gpt_h - GPT header representation
 * @param str_guid - disk guid string representation
 * @param parts_count - number of partitions
 *
 * @return - error on str_guid conversion error
 */
int gpt_fill_header(block_dev_desc_t *dev_desc, gpt_header *gpt_h,
		char *str_guid, int parts_count);

/**
 * gpt_restore(): Restore GPT partition table
 *
 * @param dev_desc - block device descriptor
 * @param str_disk_guid - disk GUID
 * @param partitions - list of partitions
 * @param parts - number of partitions
 *
 * @return zero on success
 */
int gpt_restore(block_dev_desc_t *dev_desc, char *str_disk_guid,
		disk_partition_t *partitions, const int parts_count);
#endif

#endif /* _PART_H */
Commit	Line	Data
012771d8	1	/*
42dfe7a1	2	* (C) Copyright 2000-2004
012771d8 WD	3	* Wolfgang Denk, DENX Software Engineering, [email protected].
	4	*
	5	* See file CREDITS for list of people who contributed to this
	6	* project.
	7	*
	8	* This program is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation; either version 2 of
	11	* the License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
42dfe7a1	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
012771d8 WD	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	* MA 02111-1307 USA
	22	*/
	23	#ifndef _PART_H
	24	#define _PART_H
735dd97b	25
6e592385	26	#include <ide.h>
012771d8 WD	27
012771d8 WD	28	typedef struct block_dev_desc {
42dfe7a1	29	int if_type; /* type of the interface */
d049cc7f WD	30	int dev; /* device number */
d049cc7f WD	31	unsigned char part_type; /* partition type */
42dfe7a1 WD	32	unsigned char target; /* target SCSI ID */
	33	unsigned char lun; /* target LUN */
	34	unsigned char type; /* device type */
	35	unsigned char removable; /* removable device */
	36	#ifdef CONFIG_LBA48
	37	unsigned char lba48; /* device can use 48bit addr (ATA/ATAPI v7) */
	38	#endif
985889b1	39	lbaint_t lba; /* number of blocks */
42dfe7a1	40	unsigned long blksz; /* block size */
0472fbfd	41	int log2blksz; /* for convenience: log2(blksz) */
d049cc7f	42	char vendor [40+1]; /* IDE model, SCSI Vendor */
2a4741d9 MZ	43	char product[20+1]; /* IDE Serial no, SCSI product */
2a4741d9 MZ	44	char revision[8+1]; /* firmware revision */
42dfe7a1 WD	45	unsigned long (*block_read)(int dev,
42dfe7a1 WD	46	unsigned long start,
6e592385	47	lbaint_t blkcnt,
eb867a76	48	void *buffer);
53758fa2 GL	49	unsigned long (*block_write)(int dev,
	50	unsigned long start,
	51	lbaint_t blkcnt,
	52	const void *buffer);
e6f99a56 LW	53	unsigned long (*block_erase)(int dev,
	54	unsigned long start,
	55	lbaint_t blkcnt);
c7057b52	56	void priv; / driver private struct pointer */
012771d8	57	}block_dev_desc_t;
b0fce99b	58
ae1768a7 EE	59	#define BLOCK_CNT(size, block_dev_desc) (PAD_COUNT(size, block_dev_desc->blksz))
	60	#define PAD_TO_BLOCKSIZE(size, block_dev_desc) \
	61	(PAD_SIZE(size, block_dev_desc->blksz))
0472fbfd EE	62	#define LOG2(x) (((x & 0xaaaaaaaa) ? 1 : 0) + ((x & 0xcccccccc) ? 2 : 0) + \
	63	((x & 0xf0f0f0f0) ? 4 : 0) + ((x & 0xff00ff00) ? 8 : 0) + \
	64	((x & 0xffff0000) ? 16 : 0))
	65	#define LOG2_INVALID(type) ((type)((sizeof(type)<<3)-1))
ae1768a7	66
012771d8	67	/* Interface types: */
b0fce99b WD	68	#define IF_TYPE_UNKNOWN 0
b0fce99b WD	69	#define IF_TYPE_IDE 1
012771d8 WD	70	#define IF_TYPE_SCSI 2
012771d8 WD	71	#define IF_TYPE_ATAPI 3
b0fce99b WD	72	#define IF_TYPE_USB 4
b0fce99b WD	73	#define IF_TYPE_DOC 5
7205e407	74	#define IF_TYPE_MMC 6
c95219fa	75	#define IF_TYPE_SD 7
c7057b52	76	#define IF_TYPE_SATA 8
b0fce99b	77
012771d8	78	/* Part types */
42dfe7a1	79	#define PART_TYPE_UNKNOWN 0x00
012771d8 WD	80	#define PART_TYPE_MAC 0x01
	81	#define PART_TYPE_DOS 0x02
	82	#define PART_TYPE_ISO 0x03
42dfe7a1	83	#define PART_TYPE_AMIGA 0x04
07f3d789	84	#define PART_TYPE_EFI 0x05
c7de829c	85
b0fce99b WD	86	/*
	87	* Type string for U-Boot bootable partitions
	88	*/
	89	#define BOOT_PART_TYPE "U-Boot" /* primary boot partition type */
	90	#define BOOT_PART_COMP "PPCBoot" /* PPCBoot compatibility type */
	91
012771d8	92	/* device types */
b0fce99b WD	93	#define DEV_TYPE_UNKNOWN 0xff /* not connected */
b0fce99b WD	94	#define DEV_TYPE_HARDDISK 0x00 /* harddisk */
42dfe7a1 WD	95	#define DEV_TYPE_TAPE 0x01 /* Tape */
	96	#define DEV_TYPE_CDROM 0x05 /* CD-ROM */
	97	#define DEV_TYPE_OPDISK 0x07 /* optical disk */
012771d8	98
42dfe7a1	99	typedef struct disk_partition {
012771d8 WD	100	ulong start; /* # of first block in partition */
	101	ulong size; /* number of blocks in partition */
	102	ulong blksz; /* block size in bytes */
	103	uchar name[32]; /* partition name */
	104	uchar type[32]; /* string type description */
40e0e568	105	int bootable; /* Active/Bootable flag is set */
894bfbbf SW	106	#ifdef CONFIG_PARTITION_UUIDS
	107	char uuid[37]; /* filesystem UUID as string, if exists */
	108	#endif
012771d8 WD	109	} disk_partition_t;
012771d8 WD	110
735dd97b	111	/* Misc _get_dev functions */
df3fc526	112	#ifdef CONFIG_PARTITIONS
99d2c205	113	block_dev_desc_t get_dev(const char ifname, int dev);
735dd97b	114	block_dev_desc_t* ide_get_dev(int dev);
c7057b52	115	block_dev_desc_t* sata_get_dev(int dev);
735dd97b GL	116	block_dev_desc_t* scsi_get_dev(int dev);
	117	block_dev_desc_t* usb_stor_get_dev(int dev);
	118	block_dev_desc_t* mmc_get_dev(int dev);
	119	block_dev_desc_t* systemace_get_dev(int dev);
75eb82ec	120	block_dev_desc_t* mg_disk_get_dev(int dev);
735dd97b	121
012771d8 WD	122	/* disk/part.c */
	123	int get_partition_info (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
	124	void print_part (block_dev_desc_t *dev_desc);
	125	void init_part (block_dev_desc_t *dev_desc);
	126	void dev_print(block_dev_desc_t *dev_desc);
2023e608 SW	127	int get_device(const char ifname, const char dev_str,
2023e608 SW	128	block_dev_desc_t **dev_desc);
10a37fd7	129	int get_device_and_partition(const char ifname, const char dev_part_str,
99d2c205	130	block_dev_desc_t **dev_desc,
10a37fd7	131	disk_partition_t *info, int allow_whole_dev);
df3fc526	132	#else
99d2c205 RH	133	static inline block_dev_desc_t get_dev(const char ifname, int dev)
99d2c205 RH	134	{ return NULL; }
df3fc526 MM	135	static inline block_dev_desc_t* ide_get_dev(int dev) { return NULL; }
	136	static inline block_dev_desc_t* sata_get_dev(int dev) { return NULL; }
	137	static inline block_dev_desc_t* scsi_get_dev(int dev) { return NULL; }
	138	static inline block_dev_desc_t* usb_stor_get_dev(int dev) { return NULL; }
	139	static inline block_dev_desc_t* mmc_get_dev(int dev) { return NULL; }
	140	static inline block_dev_desc_t* systemace_get_dev(int dev) { return NULL; }
	141	static inline block_dev_desc_t* mg_disk_get_dev(int dev) { return NULL; }
012771d8	142
df3fc526 MM	143	static inline int get_partition_info (block_dev_desc_t * dev_desc, int part,
	144	disk_partition_t *info) { return -1; }
	145	static inline void print_part (block_dev_desc_t *dev_desc) {}
	146	static inline void init_part (block_dev_desc_t *dev_desc) {}
	147	static inline void dev_print(block_dev_desc_t *dev_desc) {}
2023e608 SW	148	static inline int get_device(const char ifname, const char dev_str,
	149	block_dev_desc_t **dev_desc)
	150	{ return -1; }
99d2c205	151	static inline int get_device_and_partition(const char *ifname,
10a37fd7	152	const char *dev_part_str,
99d2c205	153	block_dev_desc_t **dev_desc,
10a37fd7 SW	154	disk_partition_t *info,
10a37fd7 SW	155	int allow_whole_dev)
99d2c205	156	{ *dev_desc = NULL; return -1; }
df3fc526	157	#endif
012771d8 WD	158
	159	#ifdef CONFIG_MAC_PARTITION
	160	/* disk/part_mac.c */
	161	int get_partition_info_mac (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
	162	void print_part_mac (block_dev_desc_t *dev_desc);
	163	int test_part_mac (block_dev_desc_t *dev_desc);
	164	#endif
	165
	166	#ifdef CONFIG_DOS_PARTITION
	167	/* disk/part_dos.c */
	168	int get_partition_info_dos (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
	169	void print_part_dos (block_dev_desc_t *dev_desc);
	170	int test_part_dos (block_dev_desc_t *dev_desc);
	171	#endif
	172
	173	#ifdef CONFIG_ISO_PARTITION
	174	/* disk/part_iso.c */
	175	int get_partition_info_iso (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
	176	void print_part_iso (block_dev_desc_t *dev_desc);
	177	int test_part_iso (block_dev_desc_t *dev_desc);
	178	#endif
	179
c7de829c WD	180	#ifdef CONFIG_AMIGA_PARTITION
	181	/* disk/part_amiga.c */
	182	int get_partition_info_amiga (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
	183	void print_part_amiga (block_dev_desc_t *dev_desc);
	184	int test_part_amiga (block_dev_desc_t *dev_desc);
	185	#endif
	186
07f3d789	187	#ifdef CONFIG_EFI_PARTITION
40684ddb	188	#include <part_efi.h>
07f3d789	189	/* disk/part_efi.c */
	190	int get_partition_info_efi (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
	191	void print_part_efi (block_dev_desc_t *dev_desc);
	192	int test_part_efi (block_dev_desc_t *dev_desc);
40684ddb ŁM	193
	194	/**
	195	* write_gpt_table() - Write the GUID Partition Table to disk
	196	*
	197	* @param dev_desc - block device descriptor
	198	* @param gpt_h - pointer to GPT header representation
	199	* @param gpt_e - pointer to GPT partition table entries
	200	*
	201	* @return - zero on success, otherwise error
	202	*/
	203	int write_gpt_table(block_dev_desc_t *dev_desc,
	204	gpt_header gpt_h, gpt_entry gpt_e);
	205
	206	/**
	207	* gpt_fill_pte(): Fill the GPT partition table entry
	208	*
	209	* @param gpt_h - GPT header representation
	210	* @param gpt_e - GPT partition table entries
	211	* @param partitions - list of partitions
	212	* @param parts - number of partitions
	213	*
	214	* @return zero on success
	215	*/
	216	int gpt_fill_pte(gpt_header gpt_h, gpt_entry gpt_e,
	217	disk_partition_t *partitions, int parts);
	218
	219	/**
	220	* gpt_fill_header(): Fill the GPT header
	221	*
	222	* @param dev_desc - block device descriptor
	223	* @param gpt_h - GPT header representation
	224	* @param str_guid - disk guid string representation
	225	* @param parts_count - number of partitions
	226	*
	227	* @return - error on str_guid conversion error
	228	*/
	229	int gpt_fill_header(block_dev_desc_t dev_desc, gpt_header gpt_h,
	230	char *str_guid, int parts_count);
	231
	232	/**
	233	* gpt_restore(): Restore GPT partition table
	234	*
	235	* @param dev_desc - block device descriptor
	236	* @param str_disk_guid - disk GUID
	237	* @param partitions - list of partitions
	238	* @param parts - number of partitions
	239	*
	240	* @return zero on success
	241	*/
	242	int gpt_restore(block_dev_desc_t dev_desc, char str_disk_guid,
	243	disk_partition_t *partitions, const int parts_count);
07f3d789	244	#endif
07f3d789	245
012771d8	246	#endif /* _PART_H */