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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [drivers/] [cdrom/] [optcd.h] - Blame information for rev 1774

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Line No. Rev Author Line
1 1275 phoenix
/*      linux/include/linux/optcd.h - Optics Storage 8000 AT CDROM driver
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        $Id: optcd.h,v 1.1.1.1 2004-04-15 02:18:41 phoenix Exp $
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        Copyright (C) 1995 Leo Spiekman (spiekman@dutette.et.tudelft.nl)
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        Configuration file for linux/drivers/cdrom/optcd.c
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*/
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#ifndef _LINUX_OPTCD_H
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#define _LINUX_OPTCD_H
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/* I/O base of drive. Drive uses base to base+2.
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   This setting can be overridden with the kernel or insmod command
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   line option 'optcd=<portbase>'. Use address of 0 to disable driver. */
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#define OPTCD_PORTBASE  0x340
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/* enable / disable parts of driver by define / undef */
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#define MULTISESSION            /* multisession support (ALPHA) */
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/* Change 0 to 1 to debug various parts of the driver */
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#define DEBUG_DRIVE_IF  0        /* Low level drive interface */
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#define DEBUG_CONV      0        /* Address conversions */
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#define DEBUG_BUFFERS   0        /* Buffering and block size conversion */
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#define DEBUG_REQUEST   0        /* Request mechanism */
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#define DEBUG_STATE     0        /* State machine */
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#define DEBUG_TOC       0        /* Q-channel and Table of Contents */
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#define DEBUG_MULTIS    0        /* Multisession code */
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#define DEBUG_VFS       0        /* VFS interface */
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/* Don't touch these unless you know what you're doing. */
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/* Various timeout loop repetition counts. */
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#define BUSY_TIMEOUT            10000000        /* for busy wait */
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#define FAST_TIMEOUT            100000          /* ibid. for probing */
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#define SLEEP_TIMEOUT           6000            /* for timer wait */
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#define MULTI_SEEK_TIMEOUT      1000            /* for timer wait */
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#define READ_TIMEOUT            6000            /* for poll wait */
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#define STOP_TIMEOUT            2000            /* for poll wait */
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#define RESET_WAIT              5000            /* busy wait at drive reset */
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/* # of buffers for block size conversion. 6 is optimal for my setup (P75),
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   giving 280 kb/s, with 0.4% CPU usage. Experiment to find your optimal
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   setting */
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#define N_BUFS          6
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#endif /* _LINUX_OPTCD_H */

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