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1/*
2 * Copyright (C) 1996-98 Erik Andersen
3 * Copyright (C) 1998-2000 Jens Axboe
4 */
5#ifndef _IDE_CD_H
6#define _IDE_CD_H
7
8#include <linux/cdrom.h>
9#include <asm/byteorder.h>
10
11#define IDECD_DEBUG_LOG 0
12
13#if IDECD_DEBUG_LOG
14#define ide_debug_log(lvl, fmt, args...) __ide_debug_log(lvl, fmt, ## args)
15#else
16#define ide_debug_log(lvl, fmt, args...) do {} while (0)
17#endif
18
19#define ATAPI_WAIT_WRITE_BUSY (10 * HZ)
20
21/************************************************************************/
22
23#define SECTOR_BITS 9
24#ifndef SECTOR_SIZE
25#define SECTOR_SIZE (1 << SECTOR_BITS)
26#endif
27#define SECTORS_PER_FRAME (CD_FRAMESIZE >> SECTOR_BITS)
28#define SECTOR_BUFFER_SIZE (CD_FRAMESIZE * 32)
29
30/* Capabilities Page size including 8 bytes of Mode Page Header */
31#define ATAPI_CAPABILITIES_PAGE_SIZE (8 + 20)
32#define ATAPI_CAPABILITIES_PAGE_PAD_SIZE 4
33
34/* Structure of a MSF cdrom address. */
35struct atapi_msf {
36 u8 reserved;
37 u8 minute;
38 u8 second;
39 u8 frame;
40};
41
42/* Space to hold the disk TOC. */
43#define MAX_TRACKS 99
44struct atapi_toc_header {
45 unsigned short toc_length;
46 u8 first_track;
47 u8 last_track;
48};
49
50struct atapi_toc_entry {
51 u8 reserved1;
52#if defined(__BIG_ENDIAN_BITFIELD)
53 u8 adr : 4;
54 u8 control : 4;
55#elif defined(__LITTLE_ENDIAN_BITFIELD)
56 u8 control : 4;
57 u8 adr : 4;
58#else
59#error "Please fix <asm/byteorder.h>"
60#endif
61 u8 track;
62 u8 reserved2;
63 union {
64 unsigned lba;
65 struct atapi_msf msf;
66 } addr;
67};
68
69struct atapi_toc {
70 int last_session_lba;
71 int xa_flag;
72 unsigned long capacity;
73 struct atapi_toc_header hdr;
74 struct atapi_toc_entry ent[MAX_TRACKS+1];
75 /* One extra for the leadout. */
76};
77
78/* Extra per-device info for cdrom drives. */
79struct cdrom_info {
80 ide_drive_t *drive;
81 struct ide_driver *driver;
82 struct gendisk *disk;
83 struct device dev;
84
85 /* Buffer for table of contents. NULL if we haven't allocated
86 a TOC buffer for this device yet. */
87
88 struct atapi_toc *toc;
89
90 u8 max_speed; /* Max speed of the drive. */
91 u8 current_speed; /* Current speed of the drive. */
92
93 /* Per-device info needed by cdrom.c generic driver. */
94 struct cdrom_device_info devinfo;
95
96 unsigned long write_timeout;
97};
98
99/* ide-cd_verbose.c */
100void ide_cd_log_error(const char *, struct request *, struct request_sense *);
101
102/* ide-cd.c functions used by ide-cd_ioctl.c */
103int ide_cd_queue_pc(ide_drive_t *, const unsigned char *, int, void *,
104 unsigned *, struct request_sense *, int, unsigned int);
105int ide_cd_read_toc(ide_drive_t *, struct request_sense *);
106int ide_cdrom_get_capabilities(ide_drive_t *, u8 *);
107void ide_cdrom_update_speed(ide_drive_t *, u8 *);
108int cdrom_check_status(ide_drive_t *, struct request_sense *);
109
110/* ide-cd_ioctl.c */
111int ide_cdrom_open_real(struct cdrom_device_info *, int);
112void ide_cdrom_release_real(struct cdrom_device_info *);
113int ide_cdrom_drive_status(struct cdrom_device_info *, int);
114unsigned int ide_cdrom_check_events_real(struct cdrom_device_info *,
115 unsigned int clearing, int slot_nr);
116int ide_cdrom_tray_move(struct cdrom_device_info *, int);
117int ide_cdrom_lock_door(struct cdrom_device_info *, int);
118int ide_cdrom_select_speed(struct cdrom_device_info *, int);
119int ide_cdrom_get_last_session(struct cdrom_device_info *,
120 struct cdrom_multisession *);
121int ide_cdrom_get_mcn(struct cdrom_device_info *, struct cdrom_mcn *);
122int ide_cdrom_reset(struct cdrom_device_info *cdi);
123int ide_cdrom_audio_ioctl(struct cdrom_device_info *, unsigned int, void *);
124int ide_cdrom_packet(struct cdrom_device_info *, struct packet_command *);
125
126#endif /* _IDE_CD_H */
1/*
2 * Copyright (C) 1996-98 Erik Andersen
3 * Copyright (C) 1998-2000 Jens Axboe
4 */
5#ifndef _IDE_CD_H
6#define _IDE_CD_H
7
8#include <linux/cdrom.h>
9#include <asm/byteorder.h>
10
11#define IDECD_DEBUG_LOG 0
12
13#if IDECD_DEBUG_LOG
14#define ide_debug_log(lvl, fmt, args...) __ide_debug_log(lvl, fmt, ## args)
15#else
16#define ide_debug_log(lvl, fmt, args...) do {} while (0)
17#endif
18
19#define ATAPI_WAIT_WRITE_BUSY (10 * HZ)
20
21/************************************************************************/
22
23#define SECTOR_BITS 9
24#ifndef SECTOR_SIZE
25#define SECTOR_SIZE (1 << SECTOR_BITS)
26#endif
27#define SECTORS_PER_FRAME (CD_FRAMESIZE >> SECTOR_BITS)
28#define SECTOR_BUFFER_SIZE (CD_FRAMESIZE * 32)
29
30/* Capabilities Page size including 8 bytes of Mode Page Header */
31#define ATAPI_CAPABILITIES_PAGE_SIZE (8 + 20)
32#define ATAPI_CAPABILITIES_PAGE_PAD_SIZE 4
33
34/* Structure of a MSF cdrom address. */
35struct atapi_msf {
36 u8 reserved;
37 u8 minute;
38 u8 second;
39 u8 frame;
40};
41
42/* Space to hold the disk TOC. */
43#define MAX_TRACKS 99
44struct atapi_toc_header {
45 unsigned short toc_length;
46 u8 first_track;
47 u8 last_track;
48};
49
50struct atapi_toc_entry {
51 u8 reserved1;
52#if defined(__BIG_ENDIAN_BITFIELD)
53 u8 adr : 4;
54 u8 control : 4;
55#elif defined(__LITTLE_ENDIAN_BITFIELD)
56 u8 control : 4;
57 u8 adr : 4;
58#else
59#error "Please fix <asm/byteorder.h>"
60#endif
61 u8 track;
62 u8 reserved2;
63 union {
64 unsigned lba;
65 struct atapi_msf msf;
66 } addr;
67};
68
69struct atapi_toc {
70 int last_session_lba;
71 int xa_flag;
72 unsigned long capacity;
73 struct atapi_toc_header hdr;
74 struct atapi_toc_entry ent[MAX_TRACKS+1];
75 /* One extra for the leadout. */
76};
77
78/* Extra per-device info for cdrom drives. */
79struct cdrom_info {
80 ide_drive_t *drive;
81 struct ide_driver *driver;
82 struct gendisk *disk;
83 struct device dev;
84
85 /* Buffer for table of contents. NULL if we haven't allocated
86 a TOC buffer for this device yet. */
87
88 struct atapi_toc *toc;
89
90 u8 max_speed; /* Max speed of the drive. */
91 u8 current_speed; /* Current speed of the drive. */
92
93 /* Per-device info needed by cdrom.c generic driver. */
94 struct cdrom_device_info devinfo;
95
96 unsigned long write_timeout;
97};
98
99/* ide-cd_verbose.c */
100void ide_cd_log_error(const char *, struct request *, struct request_sense *);
101
102/* ide-cd.c functions used by ide-cd_ioctl.c */
103int ide_cd_queue_pc(ide_drive_t *, const unsigned char *, int, void *,
104 unsigned *, struct request_sense *, int, unsigned int);
105int ide_cd_read_toc(ide_drive_t *, struct request_sense *);
106int ide_cdrom_get_capabilities(ide_drive_t *, u8 *);
107void ide_cdrom_update_speed(ide_drive_t *, u8 *);
108int cdrom_check_status(ide_drive_t *, struct request_sense *);
109
110/* ide-cd_ioctl.c */
111int ide_cdrom_open_real(struct cdrom_device_info *, int);
112void ide_cdrom_release_real(struct cdrom_device_info *);
113int ide_cdrom_drive_status(struct cdrom_device_info *, int);
114unsigned int ide_cdrom_check_events_real(struct cdrom_device_info *,
115 unsigned int clearing, int slot_nr);
116int ide_cdrom_tray_move(struct cdrom_device_info *, int);
117int ide_cdrom_lock_door(struct cdrom_device_info *, int);
118int ide_cdrom_select_speed(struct cdrom_device_info *, int);
119int ide_cdrom_get_last_session(struct cdrom_device_info *,
120 struct cdrom_multisession *);
121int ide_cdrom_get_mcn(struct cdrom_device_info *, struct cdrom_mcn *);
122int ide_cdrom_reset(struct cdrom_device_info *cdi);
123int ide_cdrom_audio_ioctl(struct cdrom_device_info *, unsigned int, void *);
124int ide_cdrom_packet(struct cdrom_device_info *, struct packet_command *);
125
126#endif /* _IDE_CD_H */