[thirdparty/util-linux.git] / fdisk / fdisksgilabel.h

#include <linux/types.h>   /* for __u32 etc */
/*
 * Copyright (C) Andreas Neuper, Sep 1998.
 *	This file may be modified and redistributed under
 *	the terms of the GNU Public License.
 */

struct device_parameter { /* 48 bytes */
	unsigned char  skew;
	unsigned char  gap1;
	unsigned char  gap2;
	unsigned char  sparecyl;
	unsigned short pcylcount;
	unsigned short head_vol0;
	unsigned short ntrks;	/* tracks in cyl 0 or vol 0 */
	unsigned char  cmd_tag_queue_depth;
	unsigned char  unused0;
	unsigned short unused1;
	unsigned short nsect;	/* sectors/tracks in cyl 0 or vol 0 */
	unsigned short bytes;
	unsigned short ilfact;
	unsigned int   flags;		/* controller flags */
	unsigned int   datarate;
	unsigned int   retries_on_error;
	unsigned int   ms_per_word;
	unsigned short xylogics_gap1;
	unsigned short xylogics_syncdelay;
	unsigned short xylogics_readdelay;
	unsigned short xylogics_gap2;
	unsigned short xylogics_readgate;
	unsigned short xylogics_writecont;
};

#define	SGI_VOLHDR	0x00
/* 1 and 2 were used for drive types no longer supported by SGI */
#define	SGI_SWAP	0x03
/* 4 and 5 were for filesystem types SGI haven't ever supported on MIPS CPUs */
#define	SGI_VOLUME	0x06
#define	SGI_EFS		0x07
#define	SGI_LVOL	0x08
#define	SGI_RLVOL	0x09
#define	SGI_XFS		0x0a
#define	SGI_XFSLOG	0x0b
#define	SGI_XLV		0x0c
#define	SGI_XVM		0x0d
#define	ENTIRE_DISK	SGI_VOLUME
/*
 * controller flags
 */
#define	SECTOR_SLIP	0x01
#define	SECTOR_FWD	0x02
#define	TRACK_FWD	0x04
#define	TRACK_MULTIVOL	0x08
#define	IGNORE_ERRORS	0x10
#define	RESEEK		0x20
#define	ENABLE_CMDTAGQ	0x40

typedef struct {
	unsigned int   magic;		 /* expect SGI_LABEL_MAGIC */
	unsigned short boot_part;        /* active boot partition */
	unsigned short swap_part;        /* active swap partition */
	unsigned char  boot_file[16];    /* name of the bootfile */
	struct device_parameter devparam;	/*  1 * 48 bytes */
	struct volume_directory {		/* 15 * 16 bytes */
		unsigned char vol_file_name[8];	/* a character array */
		unsigned int  vol_file_start;	/* number of logical block */
		unsigned int  vol_file_size;	/* number of bytes */
	} directory[15];
	struct sgi_partition {			/* 16 * 12 bytes */
		unsigned int num_sectors;	/* number of blocks */
		unsigned int start_sector;	/* must be cylinder aligned */
		unsigned int id;
	} partitions[16];
	unsigned int   csum;
	unsigned int   fillbytes;
} sgi_partition;

typedef struct {
	unsigned int   magic;		/* looks like a magic number */
	unsigned int   a2;
	unsigned int   a3;
	unsigned int   a4;
	unsigned int   b1;
	unsigned short b2;
	unsigned short b3;
	unsigned int   c[16];
	unsigned short d[3];
	unsigned char  scsi_string[50];
	unsigned char  serial[137];
	unsigned short check1816;
	unsigned char  installer[225];
} sgiinfo;

#define	SGI_LABEL_MAGIC		0x0be5a941
#define	SGI_LABEL_MAGIC_SWAPPED	0x41a9e50b
#define	SGI_INFO_MAGIC		0x00072959
#define	SGI_INFO_MAGIC_SWAPPED	0x59290700
#define SSWAP16(x) (other_endian ? __swap16(x) \
                                 : (__u16)(x))
#define SSWAP32(x) (other_endian ? __swap32(x) \
                                 : (__u32)(x))

/* fdisk.c */
#define sgilabel ((sgi_partition *)MBRbuffer)
#define sgiparam (sgilabel->devparam)
extern char MBRbuffer[MAX_SECTOR_SIZE];
extern uint heads, sectors, cylinders;
extern int show_begin;
extern int sgi_label;
extern char *partition_type(unsigned char type);
extern void update_units(void);
extern char read_chars(char *mesg);
extern void set_changed(int);

/* fdisksgilabel.c */
extern struct	systypes sgi_sys_types[];
extern void 	sgi_nolabel( void );
extern int 	check_sgi_label( void );
extern void	sgi_list_table( int xtra );
extern void	sgi_change_sysid( int i, int sys );
extern int	sgi_get_start_sector( int i );
extern int	sgi_get_num_sectors( int i );
extern int	sgi_get_sysid( int i );
extern void	sgi_delete_partition( int i );
extern void	sgi_add_partition( int n, int sys );
extern void	create_sgilabel( void );
extern void	create_sgiinfo( void );
extern int	verify_sgi( int verbose );
extern void	sgi_write_table( void );
extern void	sgi_set_ilfact( void );
extern void	sgi_set_rspeed( void );
extern void	sgi_set_pcylcount( void );
extern void	sgi_set_xcyl( void );
extern void	sgi_set_ncyl( void );
extern void	sgi_set_bootpartition( int i );
extern void	sgi_set_swappartition( int i );
extern int	sgi_get_bootpartition( void );
extern int	sgi_get_swappartition( void );
extern void	sgi_set_bootfile( const char* aFile );
extern const char *sgi_get_bootfile( void );
Commit	Line	Data
5c36a0eb KZ	1	#include <linux/types.h> /* for __u32 etc */
	2	/*
	3	* Copyright (C) Andreas Neuper, Sep 1998.
	4	* This file may be modified and redistributed under
	5	* the terms of the GNU Public License.
	6	*/
	7
	8	struct device_parameter { /* 48 bytes */
	9	unsigned char skew;
	10	unsigned char gap1;
	11	unsigned char gap2;
	12	unsigned char sparecyl;
	13	unsigned short pcylcount;
	14	unsigned short head_vol0;
	15	unsigned short ntrks; /* tracks in cyl 0 or vol 0 */
	16	unsigned char cmd_tag_queue_depth;
	17	unsigned char unused0;
	18	unsigned short unused1;
	19	unsigned short nsect; /* sectors/tracks in cyl 0 or vol 0 */
	20	unsigned short bytes;
	21	unsigned short ilfact;
	22	unsigned int flags; /* controller flags */
	23	unsigned int datarate;
	24	unsigned int retries_on_error;
	25	unsigned int ms_per_word;
	26	unsigned short xylogics_gap1;
	27	unsigned short xylogics_syncdelay;
	28	unsigned short xylogics_readdelay;
	29	unsigned short xylogics_gap2;
	30	unsigned short xylogics_readgate;
	31	unsigned short xylogics_writecont;
	32	};
	33
c07ebfa1 KZ	34	#define SGI_VOLHDR 0x00
	35	/* 1 and 2 were used for drive types no longer supported by SGI */
	36	#define SGI_SWAP 0x03
	37	/* 4 and 5 were for filesystem types SGI haven't ever supported on MIPS CPUs */
5c36a0eb KZ	38	#define SGI_VOLUME 0x06
5c36a0eb KZ	39	#define SGI_EFS 0x07
c07ebfa1 KZ	40	#define SGI_LVOL 0x08
	41	#define SGI_RLVOL 0x09
	42	#define SGI_XFS 0x0a
	43	#define SGI_XFSLOG 0x0b
	44	#define SGI_XLV 0x0c
	45	#define SGI_XVM 0x0d
5c36a0eb KZ	46	#define ENTIRE_DISK SGI_VOLUME
	47	/*
	48	* controller flags
	49	*/
	50	#define SECTOR_SLIP 0x01
	51	#define SECTOR_FWD 0x02
	52	#define TRACK_FWD 0x04
	53	#define TRACK_MULTIVOL 0x08
	54	#define IGNORE_ERRORS 0x10
	55	#define RESEEK 0x20
	56	#define ENABLE_CMDTAGQ 0x40
	57
	58	typedef struct {
c07ebfa1	59	unsigned int magic; /* expect SGI_LABEL_MAGIC */
5c36a0eb KZ	60	unsigned short boot_part; /* active boot partition */
	61	unsigned short swap_part; /* active swap partition */
	62	unsigned char boot_file[16]; /* name of the bootfile */
	63	struct device_parameter devparam; /* 1 * 48 bytes */
	64	struct volume_directory { /* 15 * 16 bytes */
c07ebfa1	65	unsigned char vol_file_name[8]; /* a character array */
5c36a0eb KZ	66	unsigned int vol_file_start; /* number of logical block */
	67	unsigned int vol_file_size; /* number of bytes */
	68	} directory[15];
	69	struct sgi_partition { /* 16 * 12 bytes */
	70	unsigned int num_sectors; /* number of blocks */
c07ebfa1	71	unsigned int start_sector; /* must be cylinder aligned */
5c36a0eb KZ	72	unsigned int id;
	73	} partitions[16];
	74	unsigned int csum;
	75	unsigned int fillbytes;
	76	} sgi_partition;
	77
	78	typedef struct {
	79	unsigned int magic; /* looks like a magic number */
	80	unsigned int a2;
	81	unsigned int a3;
	82	unsigned int a4;
	83	unsigned int b1;
	84	unsigned short b2;
	85	unsigned short b3;
	86	unsigned int c[16];
	87	unsigned short d[3];
	88	unsigned char scsi_string[50];
	89	unsigned char serial[137];
	90	unsigned short check1816;
	91	unsigned char installer[225];
	92	} sgiinfo;
	93
	94	#define SGI_LABEL_MAGIC 0x0be5a941
	95	#define SGI_LABEL_MAGIC_SWAPPED 0x41a9e50b
	96	#define SGI_INFO_MAGIC 0x00072959
	97	#define SGI_INFO_MAGIC_SWAPPED 0x59290700
	98	#define SSWAP16(x) (other_endian ? __swap16(x) \
	99	: (__u16)(x))
	100	#define SSWAP32(x) (other_endian ? __swap32(x) \
	101	: (__u32)(x))
5c36a0eb KZ	102
5c36a0eb KZ	103	/* fdisk.c */
22853e4a	104	#define sgilabel ((sgi_partition *)MBRbuffer)
5c36a0eb	105	#define sgiparam (sgilabel->devparam)
22853e4a	106	extern char MBRbuffer[MAX_SECTOR_SIZE];
5c36a0eb KZ	107	extern uint heads, sectors, cylinders;
	108	extern int show_begin;
	109	extern int sgi_label;
	110	extern char *partition_type(unsigned char type);
	111	extern void update_units(void);
	112	extern char read_chars(char *mesg);
22853e4a	113	extern void set_changed(int);
5c36a0eb KZ	114
	115	/* fdisksgilabel.c */
	116	extern struct systypes sgi_sys_types[];
	117	extern void sgi_nolabel( void );
	118	extern int check_sgi_label( void );
	119	extern void sgi_list_table( int xtra );
	120	extern void sgi_change_sysid( int i, int sys );
	121	extern int sgi_get_start_sector( int i );
	122	extern int sgi_get_num_sectors( int i );
	123	extern int sgi_get_sysid( int i );
	124	extern void sgi_delete_partition( int i );
	125	extern void sgi_add_partition( int n, int sys );
	126	extern void create_sgilabel( void );
	127	extern void create_sgiinfo( void );
	128	extern int verify_sgi( int verbose );
	129	extern void sgi_write_table( void );
	130	extern void sgi_set_ilfact( void );
	131	extern void sgi_set_rspeed( void );
	132	extern void sgi_set_pcylcount( void );
	133	extern void sgi_set_xcyl( void );
	134	extern void sgi_set_ncyl( void );
	135	extern void sgi_set_bootpartition( int i );
	136	extern void sgi_set_swappartition( int i );
	137	extern int sgi_get_bootpartition( void );
	138	extern int sgi_get_swappartition( void );
	139	extern void sgi_set_bootfile( const char* aFile );
	140	extern const char *sgi_get_bootfile( void );