xref: /openbmc/u-boot/include/part.h (revision f670a154)
1 /*
2  * (C) Copyright 2000-2004
3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
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
25 
26 #include <ide.h>
27 
28 typedef struct block_dev_desc {
29 	int		if_type;	/* type of the interface */
30 	int	        dev;	  	/* device number */
31 	unsigned char	part_type;  	/* partition type */
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
39 	lbaint_t		lba;	  	/* number of blocks */
40 	unsigned long	blksz;		/* block size */
41 	unsigned char	vendor [40+1]; 	/* IDE model, SCSI Vendor */
42 	unsigned char	product[20+1];	/* IDE Serial no, SCSI product */
43 	unsigned char	revision[8+1];	/* firmware revision */
44 	unsigned long	(*block_read)(int dev,
45 				      unsigned long start,
46 				      lbaint_t blkcnt,
47 				      void *buffer);
48 	unsigned long	(*block_write)(int dev,
49 				       unsigned long start,
50 				       lbaint_t blkcnt,
51 				       const void *buffer);
52 }block_dev_desc_t;
53 
54 /* Interface types: */
55 #define IF_TYPE_UNKNOWN		0
56 #define IF_TYPE_IDE		1
57 #define IF_TYPE_SCSI		2
58 #define IF_TYPE_ATAPI		3
59 #define IF_TYPE_USB		4
60 #define IF_TYPE_DOC		5
61 #define IF_TYPE_MMC		6
62 
63 /* Part types */
64 #define PART_TYPE_UNKNOWN	0x00
65 #define PART_TYPE_MAC		0x01
66 #define PART_TYPE_DOS		0x02
67 #define PART_TYPE_ISO		0x03
68 #define PART_TYPE_AMIGA		0x04
69 
70 /*
71  * Type string for U-Boot bootable partitions
72  */
73 #define BOOT_PART_TYPE	"U-Boot"	/* primary boot partition type	*/
74 #define BOOT_PART_COMP	"PPCBoot"	/* PPCBoot compatibility type	*/
75 
76 /* device types */
77 #define DEV_TYPE_UNKNOWN	0xff	/* not connected */
78 #define DEV_TYPE_HARDDISK	0x00	/* harddisk */
79 #define DEV_TYPE_TAPE		0x01	/* Tape */
80 #define DEV_TYPE_CDROM		0x05	/* CD-ROM */
81 #define DEV_TYPE_OPDISK		0x07	/* optical disk */
82 
83 typedef struct disk_partition {
84 	ulong	start;		/* # of first block in partition	*/
85 	ulong	size;		/* number of blocks in partition	*/
86 	ulong	blksz;		/* block size in bytes			*/
87 	uchar	name[32];	/* partition name			*/
88 	uchar	type[32];	/* string type description		*/
89 } disk_partition_t;
90 
91 /* Misc _get_dev functions */
92 block_dev_desc_t* get_dev(char* ifname, int dev);
93 block_dev_desc_t* ide_get_dev(int dev);
94 block_dev_desc_t* scsi_get_dev(int dev);
95 block_dev_desc_t* usb_stor_get_dev(int dev);
96 block_dev_desc_t* mmc_get_dev(int dev);
97 block_dev_desc_t* systemace_get_dev(int dev);
98 
99 /* disk/part.c */
100 int get_partition_info (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
101 void print_part (block_dev_desc_t *dev_desc);
102 void  init_part (block_dev_desc_t *dev_desc);
103 void dev_print(block_dev_desc_t *dev_desc);
104 
105 
106 #ifdef CONFIG_MAC_PARTITION
107 /* disk/part_mac.c */
108 int get_partition_info_mac (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
109 void print_part_mac (block_dev_desc_t *dev_desc);
110 int   test_part_mac (block_dev_desc_t *dev_desc);
111 #endif
112 
113 #ifdef CONFIG_DOS_PARTITION
114 /* disk/part_dos.c */
115 int get_partition_info_dos (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
116 void print_part_dos (block_dev_desc_t *dev_desc);
117 int   test_part_dos (block_dev_desc_t *dev_desc);
118 #endif
119 
120 #ifdef CONFIG_ISO_PARTITION
121 /* disk/part_iso.c */
122 int get_partition_info_iso (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
123 void print_part_iso (block_dev_desc_t *dev_desc);
124 int   test_part_iso (block_dev_desc_t *dev_desc);
125 #endif
126 
127 #ifdef CONFIG_AMIGA_PARTITION
128 /* disk/part_amiga.c */
129 int get_partition_info_amiga (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
130 void print_part_amiga (block_dev_desc_t *dev_desc);
131 int   test_part_amiga (block_dev_desc_t *dev_desc);
132 #endif
133 
134 #endif /* _PART_H */
135