projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * Definitions for a GoldStar R420 CD-ROM interface | |
| 3 | * | |
| 4 | * Copyright (C) 1995 Oliver Raupach <[email protected]> | |
| 5 | * Eberhard Moenkeberg <[email protected]> | |
| 6 | * | |
| 7 | * Published under the GPL. | |
| 8 | * | |
| 9 | */ | |
| 10 | ||
| 11 | ||
| 12 | /* The Interface Card default address is 0x340. This will work for most | |
| 13 | applications. Address selection is accomplished by jumpers PN801-1 to | |
| 14 | PN801-4 on the GoldStar Interface Card. | |
| 15 | Appropriate settings are: 0x300, 0x310, 0x320, 0x330, 0x340, 0x350, 0x360 | |
| 16 | 0x370, 0x380, 0x390, 0x3A0, 0x3B0, 0x3C0, 0x3D0, 0x3E0, 0x3F0 */ | |
| 17 | ||
| 18 | /* insert here the I/O port address and extent */ | |
| 19 | #define GSCD_BASE_ADDR 0x340 | |
| 20 | #define GSCD_IO_EXTENT 4 | |
| 21 | ||
| 22 | ||
| 23 | /************** nothing to set up below here *********************/ | |
| 24 | ||
| 25 | /* port access macro */ | |
| 26 | #define GSCDPORT(x) (gscd_port + (x)) | |
| 27 | ||
| 28 | /* | |
| 29 | * commands | |
| 30 | * the lower nibble holds the command length | |
| 31 | */ | |
| 32 | #define CMD_STATUS 0x01 | |
| 33 | #define CMD_READSUBQ 0x02 /* 1: ?, 2: UPC, 5: ? */ | |
| 34 | #define CMD_SEEK 0x05 /* read_mode M-S-F */ | |
| 35 | #define CMD_READ 0x07 /* read_mode M-S-F nsec_h nsec_l */ | |
| 36 | #define CMD_RESET 0x11 | |
| 37 | #define CMD_SETMODE 0x15 | |
| 38 | #define CMD_PLAY 0x17 /* M-S-F M-S-F */ | |
| 39 | #define CMD_LOCK_CTL 0x22 /* 0: unlock, 1: lock */ | |
| 40 | #define CMD_IDENT 0x31 | |
| 41 | #define CMD_SETSPEED 0x32 /* 0: auto */ /* ??? */ | |
| 42 | #define CMD_GETMODE 0x41 | |
| 43 | #define CMD_PAUSE 0x51 | |
| 44 | #define CMD_READTOC 0x61 | |
| 45 | #define CMD_DISKINFO 0x71 | |
| 46 | #define CMD_TRAY_CTL 0x81 | |
| 47 | ||
| 48 | /* | |
| 49 | * disk_state: | |
| 50 | */ | |
| 51 | #define ST_PLAYING 0x80 | |
| 52 | #define ST_UNLOCKED 0x40 | |
| 53 | #define ST_NO_DISK 0x20 | |
| 54 | #define ST_DOOR_OPEN 0x10 | |
| 55 | #define ST_x08 0x08 | |
| 56 | #define ST_x04 0x04 | |
| 57 | #define ST_INVALID 0x02 | |
| 58 | #define ST_x01 0x01 | |
| 59 | ||
| 60 | /* | |
| 61 | * cmd_type: | |
| 62 | */ | |
| 63 | #define TYPE_INFO 0x01 | |
| 64 | #define TYPE_DATA 0x02 | |
| 65 | ||
| 66 | /* | |
| 67 | * read_mode: | |
| 68 | */ | |
| 69 | #define MOD_POLLED 0x80 | |
| 70 | #define MOD_x08 0x08 | |
| 71 | #define MOD_RAW 0x04 | |
| 72 | ||
| 73 | #define READ_DATA(port, buf, nr) insb(port, buf, nr) | |
| 74 | ||
| 75 | #define SET_TIMER(func, jifs) \ | |
| 76 | ((mod_timer(&gscd_timer, jiffies + jifs)), \ | |
| 77 | (gscd_timer.function = func)) | |
| 78 | ||
| 79 | #define CLEAR_TIMER del_timer_sync(&gscd_timer) | |
| 80 | ||
| 81 | #define MAX_TRACKS 104 | |
| 82 | ||
| 83 | struct msf { | |
| 84 | unsigned char min; | |
| 85 | unsigned char sec; | |
| 86 | unsigned char frame; | |
| 87 | }; | |
| 88 | ||
| 89 | struct gscd_Play_msf { | |
| 90 | struct msf start; | |
| 91 | struct msf end; | |
| 92 | }; | |
| 93 | ||
| 94 | struct gscd_DiskInfo { | |
| 95 | unsigned char first; | |
| 96 | unsigned char last; | |
| 97 | struct msf diskLength; | |
| 98 | struct msf firstTrack; | |
| 99 | }; | |
| 100 | ||
| 101 | struct gscd_Toc { | |
| 102 | unsigned char ctrl_addr; | |
| 103 | unsigned char track; | |
| 104 | unsigned char pointIndex; | |
| 105 | struct msf trackTime; | |
| 106 | struct msf diskTime; | |
| 107 | }; | |
| 108 |