patch-1.3.7 linux/include/linux/optcd.h

• Lines: 201
• Date: Sat Jul 1 19:06:00 1995
• Orig file: v1.3.6/linux/include/linux/optcd.h
• Orig date: Thu Jan 1 02:00:00 1970

diff -u --recursive --new-file v1.3.6/linux/include/linux/optcd.h linux/include/linux/optcd.h
@@ -0,0 +1,200 @@
+
+/* Defines for the Optics Storage 8000AT CDROM drive. */
+
+#ifndef _LINUX_OPTCD_H
+
+#define _LINUX_OPTCD_H
+
+/* Drive registers */
+#define OPTCD_PORTBASE	0x340
+/* Read */
+#define DATA_PORT	optcd_port	/* Read data/status */
+#define STATUS_PORT	optcd_port+1	/* Indicate data/status availability */
+/* Write */
+#define COMIN_PORT	optcd_port	/* For passing command/parameter */
+#define RESET_PORT	optcd_port+1	/* Write anything and wait 0.5 sec */
+#define HCON_PORT	optcd_port+2	/* Host Xfer Configuration */
+
+
+/* Command completion/status read from DATA register */
+#define ST_DRVERR		0x80
+#define ST_DOOR_OPEN		0x40
+#define ST_MIXEDMODE_DISK	0x20
+#define ST_MODE_BITS		0x1c
+#define ST_M_STOP		0x00
+#define ST_M_READ		0x04
+#define ST_M_AUDIO		0x04
+#define ST_M_PAUSE		0x08
+#define ST_M_INITIAL		0x0c
+#define ST_M_ERROR		0x10
+#define ST_M_OTHERS		0x14
+#define	ST_MODE2TRACK		0x02
+#define	ST_DSK_CHG		0x01
+#define ST_L_LOCK		0x01
+#define ST_CMD_OK		0x00
+#define ST_OP_OK		0x01
+#define ST_PA_OK		0x02
+#define ST_OP_ERROR		0x05
+#define ST_PA_ERROR		0x06
+
+/* Error codes (appear as command completion code from DATA register) */
+/* Player related errors */
+#define ERR_ILLCMD	0x11	/* Illegal command to player module */
+#define ERR_ILLPARM	0x12	/* Illegal parameter to player module */
+#define ERR_SLEDGE	0x13
+#define ERR_FOCUS	0x14
+#define ERR_MOTOR	0x15
+#define ERR_RADIAL	0x16
+#define ERR_PLL		0x17	/* PLL lock error */
+#define ERR_SUB_TIM	0x18	/* Subcode timeout error */
+#define ERR_SUB_NF	0x19	/* Subcode not found error */
+#define ERR_TRAY	0x1a
+#define ERR_TOC		0x1b	/* Table of Contents read error */
+#define ERR_JUMP	0x1c
+/* Data errors */
+#define ERR_MODE	0x21
+#define ERR_FORM	0x22
+#define ERR_HEADADDR	0x23	/* Header Address not found */
+#define ERR_CRC		0x24
+#define ERR_ECC		0x25	/* Uncorrectable ECC error */
+#define ERR_CRC_UNC	0x26	/* CRC error and uncorrectable error */
+#define ERR_ILLBSYNC	0x27	/* Illegal block sync error */
+#define ERR_VDST	0x28	/* VDST not found */
+/* Timeout errors */
+#define ERR_READ_TIM	0x31	/* Read timeout error */
+#define ERR_DEC_STP	0x32	/* Decoder stopped */
+#define ERR_DEC_TIM	0x33	/* Decoder interrupt timeout error */
+/* Function abort codes */
+#define ERR_KEY		0x41	/* Key -Detected abort */
+#define ERR_READ_FINISH	0x42	/* Read Finish */
+/* Second Byte diagnostic codes */
+#define ERR_NOBSYNC	0x01	/* No block sync */
+#define ERR_SHORTB	0x02	/* Short block */
+#define ERR_LONGB	0x03	/* Long block */
+#define ERR_SHORTDSP	0x04	/* Short DSP word */
+#define ERR_LONGDSP	0x05	/* Long DSP word */
+
+
+/* Status availability flags read from STATUS register */
+#define FL_EJECT	0x20
+#define FL_WAIT		0x10	/* active low */
+#define FL_EOP		0x08	/* active low */
+#define FL_STEN		0x04	/* Status available when low */
+#define FL_DTEN		0x02	/* Data available when low */
+#define FL_DRQ		0x01	/* active low */
+#define FL_RESET	0xde	/* These bits are high after a reset */
+#define FL_STDT		(FL_STEN|FL_DTEN)
+
+
+/* Transfer mode, written to HCON register */
+#define HCON_DTS	0x08
+#define HCON_SDRQB	0x04
+#define HCON_LOHI	0x02
+#define HCON_DMA16	0x01
+
+
+/* Drive command set, written to COMIN register */
+/* Quick response commands */
+#define COMDRVST	0x20	/* Drive Status Read */
+#define COMERRST	0x21	/* Error Status Read */
+#define COMIOCTLISTAT	0x22	/* Status Read; reset disk changed bit */
+#define COMINITSINGLE	0x28	/* Initialize Single Speed */
+#define COMINITDOUBLE	0x29	/* Initialize Double Speed */
+#define COMUNLOCK	0x30	/* Unlock */
+#define COMLOCK		0x31	/* Lock */
+#define COMLOCKST	0x32	/* Lock/Unlock Status */
+#define COMVERSION	0x40	/* Get Firmware Revision */
+#define COMVOIDREADMODE	0x50	/* Void Data Read Mode */
+/* Read commands */
+#define COMFETCH	0x60	/* Prefetch Data */
+#define COMREAD		0x61	/* Read */
+#define COMREADRAW	0x62	/* Read Raw Data */
+#define COMREADALL	0x63	/* Read All 2646 Bytes */
+/* Player control commands */
+#define COMLEADIN	0x70	/* Seek To Lead-in */
+#define COMSEEK		0x71	/* Seek */
+#define COMPAUSEON	0x80	/* Pause On */
+#define COMPAUSEOFF	0x81	/* Pause Off */
+#define COMSTOP		0x82	/* Stop */
+#define COMOPEN		0x90	/* Open Tray Door */
+#define COMCLOSE	0x91	/* Close Tray Door */
+#define COMPLAY		0xa0	/* Audio Play */
+#define COMPLAY_TNO	0xa2	/* Audio Play By Track Number */
+#define COMSUBQ		0xb0	/* Read Sub-q Code */
+#define COMLOCATION	0xb1	/* Read Head Position */
+/* Audio control commands */
+#define COMCHCTRL	0xc0	/* Audio Channel Control */
+/* Miscellaneous (test) commands */
+#define COMDRVTEST	0xd0	/* Write Test Bytes */
+#define COMTEST		0xd1	/* Diagnostic Test */
+
+
+#define BUSY_TIMEOUT		10000000	/* for busy wait */
+#define SLEEP_TIMEOUT		400		/* for timer wait */
+#define READ_TIMEOUT		3000		/* for poll wait */
+#define RESET_WAIT		1000
+
+#define SET_TIMER(func, jifs) \
+	delay_timer.expires = jifs; \
+	delay_timer.function = (void *) func; \
+	add_timer(&delay_timer);
+#define CLEAR_TIMER		del_timer(&delay_timer)
+
+#define MAX_TRACKS		104
+
+struct msf {
+	unsigned char	min;
+	unsigned char	sec;
+	unsigned char	frame;
+};
+
+struct opt_Play_msf {
+	struct msf	start;
+	struct msf	end;
+};
+
+struct opt_DiskInfo {
+	unsigned char	first;
+	unsigned char	last;
+	struct msf	diskLength;
+	struct msf	firstTrack;
+};
+
+struct opt_Toc {
+	unsigned char	ctrl_addr;
+	unsigned char	track;
+	unsigned char	pointIndex;
+	struct msf	trackTime;
+	struct msf	diskTime;
+};
+
+
+#define CURRENT_VALID \
+	(CURRENT && MAJOR(CURRENT -> dev) == MAJOR_NR \
+	 && CURRENT -> cmd == READ && CURRENT -> sector != -1)
+
+
+#undef	DEBUG_DRIVE_IF		/* Low level drive interface */
+#undef	DEBUG_COMMANDS		/* Commands sent to drive */
+#undef	DEBUG_VFS		/* VFS interface */
+#undef	DEBUG_CONV		/* Address conversions */
+#undef	DEBUG_TOC		/* Q-channel and Table of Contents */
+#undef	DEBUG_BUFFERS		/* Buffering and block size conversion */
+#undef	DEBUG_REQUEST		/* Request mechanism */
+#undef	DEBUG_STATE		/* State machine */
+
+
+/* Low level drive interface */
+
+/* Errors that can occur in the low level interface */
+#define ERR_IF_CMD_TIMEOUT	0x100
+#define ERR_IF_ERR_TIMEOUT	0x101
+#define ERR_IF_RESP_TIMEOUT	0x102
+#define ERR_IF_DATA_TIMEOUT	0x103
+#define ERR_IF_NOSTAT		0x104
+/* Errors in table of contents */
+#define ERR_TOC_MISSINGINFO	0x120
+#define ERR_TOC_MISSINGENTRY	0x121
+
+/* End .h defines */
+#endif _LINUX_OPTCD_H