This is for PC-9800's standard parallel port support.
diffstat:
drivers/char/Kconfig | 22 +
drivers/char/lp_old98.c | 577 +++++++++++++++++++++++++++++++++++++++++++ drivers/parport/parport_pc.c | 68 ++++-
include/linux/parport_pc.h | 10
4 files changed, 671 insertions(+), 6 deletions(-)
-- Osamu Tomita tomita@cinet.co.jp --------------3B50FF55D04C05AF109C90C5 Content-Type: text/plain; charset=iso-2022-jp; name="parport.patch" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="parport.patch"diff -urN linux/drivers/parport/parport_pc.c linux98/drivers/parport/parport_pc.c --- linux/drivers/parport/parport_pc.c Sat Oct 19 13:01:52 2002 +++ linux98/drivers/parport/parport_pc.c Sat Oct 26 17:01:09 2002 @@ -85,6 +85,8 @@ #define DPRINTK(stuff...) #endif +/* Indicates PC-9800 architecture No:0 Yes:1 */ +extern int pc98; #define NR_SUPERIOS 3 static struct superio_struct { /* For Super-IO chips autodetection */ @@ -332,7 +334,10 @@ unsigned char parport_pc_read_status(struct parport *p) { - return inb (STATUS (p)); + if (pc98 && p->base == 0x40) + return ((inb(0x42) & 0x04) << 5) | PARPORT_STATUS_ERROR; + else + return inb (STATUS (p)); } void parport_pc_disable_irq(struct parport *p) @@ -1644,6 +1649,8 @@ { unsigned char r, w; + if (pc98 && pb->base == 0x40) + return PARPORT_MODE_PCSPP; /* * first clear an eventually pending EPP timeout * I (sailer@ife.ee.ethz.ch) have an SMSC chipset @@ -1777,6 +1784,9 @@ { int ok = 0; + if (pc98 && pb->base == 0x40) + return 0; /* never support */ + clear_epp_timeout(pb); /* try to tri-state the buffer */ @@ -1908,6 +1918,9 @@ config & 0x80 ? "Level" : "Pulses"); configb = inb (CONFIGB (pb)); + if (pc98 && (CONFIGB(pb) == 0x14d) && ((configb & 0x38) == 0x30)) + configb = (configb & ~0x38) | 0x28; /* IRQ 14 */ + printk (KERN_DEBUG "0x%lx: ECP port cfgA=0x%02x cfgB=0x%02x\n", pb->base, config, configb); printk (KERN_DEBUG "0x%lx: ECP settings irq=", pb->base); @@ -2048,6 +2061,9 @@ ECR_WRITE (pb, ECR_CNF << 5); /* Configuration MODE */ intrLine = (inb (CONFIGB (pb)) >> 3) & 0x07; + if (pc98 && (CONFIGB(pb) == 0x14d) && (intrLine == 6)) + intrLine = 5; /* IRQ 14 */ + irq = lookup[intrLine]; ECR_WRITE (pb, oecr); @@ -2212,7 +2228,14 @@ struct parport tmp; struct parport *p = &tmp; int probedirq = PARPORT_IRQ_NONE; - if (check_region(base, 3)) return NULL; + if (pc98 && base == 0x40) { + int i; + for (i = 0; i < 8; i += 2) + if (check_region(base + i, 1)) return NULL; + } else { + if (check_region(base, 3)) return NULL; + } + priv = kmalloc (sizeof (struct parport_pc_private), GFP_KERNEL); if (!priv) { printk (KERN_DEBUG "parport (0x%lx): no memory!\n", base); @@ -2245,7 +2268,7 @@ if (base_hi && !check_region(base_hi,3)) parport_ECR_present(p); - if (base != 0x3bc) { + if (!pc98 && base != 0x3bc) { if (!check_region(base+0x3, 5)) { if (!parport_EPP_supported(p)) parport_ECPEPP_supported(p); @@ -2343,7 +2366,12 @@ printk(KERN_INFO "%s: irq %d detected\n", p->name, probedirq); parport_proc_register(p); - request_region (p->base, 3, p->name); + if (pc98 && p->base == 0x40) { + int i; + for (i = 0; i < 8; i += 2) + request_region(p->base + i, 1, p->name); + } else + request_region (p->base, 3, p->name); if (p->size > 3) request_region (p->base + 3, p->size - 3, p->name); if (p->modes & PARPORT_MODE_ECP) @@ -2413,7 +2441,13 @@ free_dma(p->dma); if (p->irq != PARPORT_IRQ_NONE) free_irq(p->irq, p); - release_region(p->base, 3); + if (pc98 && p->base == 0x40) { + int i; + for (i = 0; i < 8; i += 2) + release_region(p->base + i, 1); + } else + release_region(p->base, 3); + if (p->size > 3) release_region(p->base + 3, p->size - 3); if (p->modes & PARPORT_MODE_ECP) @@ -2994,6 +3028,30 @@ { int count = 0; + if (pc98) { + /* Set default resource settings for old style parport */ + int base = 0x40; + int base_hi = 0; + int irq = PARPORT_IRQ_NONE; + int dma = PARPORT_DMA_NONE; + + /* Check PC9800 old style parport */ + outb(inb(0x149) & ~0x10, 0x149); /* disable IEEE1284 */ + if (!(inb(0x149) & 0x10)) { /* IEEE1284 disabled ? */ + outb(inb(0x149) | 0x10, 0x149); /* enable IEEE1284 */ + if (inb(0x149) & 0x10) { /* IEEE1284 enabled ? */ + /* Set default settings for IEEE1284 parport */ + base = 0x140; + base_hi = 0x14c; + irq = 14; + /* dma = PARPORT_DMA_NONE; */ + } + } + + if (parport_pc_probe_port(base, base_hi, irq, dma, NULL)) + count++; + } + if (parport_pc_probe_port(0x3bc, 0x7bc, autoirq, autodma, NULL)) count++; if (parport_pc_probe_port(0x378, 0x778, autoirq, autodma, NULL)) diff -urN linux/include/linux/parport_pc.h linux98/include/linux/parport_pc.h --- linux/include/linux/parport_pc.h Tue Jun 12 11:15:27 2001 +++ linux98/include/linux/parport_pc.h Sun Aug 19 14:13:09 2001 @@ -119,6 +119,11 @@ #endif ctr = (ctr & ~mask) ^ val; ctr &= priv->ctr_writable; /* only write writable bits. */ +#ifdef CONFIG_PC9800 + if (p->base == 0x40 && ((priv->ctr) ^ ctr) & 0x01) + outb(0x0e | ((ctr & 0x01) ^ 0x01), 0x46); + else +#endif /* CONFIG_PC9800 */ outb (ctr, CONTROL (p)); priv->ctr = ctr; /* Update soft copy */ return ctr; @@ -191,6 +196,11 @@ extern __inline__ unsigned char parport_pc_read_status(struct parport *p) { +#ifdef CONFIG_PC9800 + if (p->base == 0x40) + return ((inb(0x42) & 0x04) << 5) | PARPORT_STATUS_ERROR; + else +#endif /* CONFIG_PC9800 */ return inb(STATUS(p)); } diff -urN linux/drivers/char/Kconfig linux98/drivers/char/Kconfig --- linux/drivers/char/Kconfig Thu Nov 14 11:40:11 2002 +++ linux98/drivers/char/Kconfig Thu Nov 14 11:55:03 2002 @@ -574,6 +574,17 @@ console. This driver allows each pSeries partition to have a console which is accessed via the HMC. +config PC9800_OLDLP + tristate "NEC PC-9800 old-style printer port support" + depends on PC9800 && !PARPORT + ---help--- + If you intend to attach a printer to the parallel port of NEC PC-9801 + /PC-9821 with OLD compatibility mode, Say Y. + +config PC9800_OLDLP_CONSOLE + bool "Support for console on line printer" + depends on PC9800_OLDLP + source "drivers/i2c/Kconfig" @@ -1053,7 +1064,7 @@ config RTC tristate "Enhanced Real Time Clock Support" - depends on PPC32 != y && PARISC != y + depends on PPC32 != y && PARISC != y && PC9800 != y ---help--- If you say Y here and create a character special file /dev/rtc with major number 10 and minor number 135 using mknod ("man mknod"), you @@ -1112,6 +1123,15 @@ bool "EFI Real Time Clock Services" depends on IA64 +config RTC98 + tristate "NEC PC-9800 Real Time Clock Support" + depends on PC9800 + default y + ---help--- + If you say Y here and create a character special file /dev/rtc with + major number 10 and minor number 135 using mknod ("man mknod"), you + will get access to the real time clock (or hardware clock) built + config H8 bool "Tadpole ANA H8 Support (OBSOLETE)" depends on OBSOLETE && ALPHA_BOOK1 diff -urN linux/drivers/char/lp_old98.c linux98/drivers/char/lp_old98.c --- linux/drivers/char/lp_old98.c Thu Jan 1 09:00:00 1970 +++ linux98/drivers/char/lp_old98.c Sat Oct 26 17:13:23 2002 @@ -0,0 +1,577 @@ +/* + * linux/drivers/char/lp_old98.c + * + * printer port driver for ancient PC-9800s with no bidirectional port support + * + * Copyright (C) 1998,99 Kousuke Takai <tak@kmc.kyoto-u.ac.jp>, + * Kyoto University Microcomputer Club + * + * This driver is based on and has compatibility with `lp.c', + * generic PC printer port driver. + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/config.h> +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/major.h> +#include <linux/sched.h> +#include <linux/malloc.h> +#include <linux/ioport.h> +#include <linux/fcntl.h> +#include <linux/delay.h> +#include <linux/console.h> +#include <linux/version.h> + +#include <asm/io.h> +#include <asm/uaccess.h> +#include <asm/system.h> + +#if !defined(CONFIG_PC9800) && !defined(CONFIG_PC98) +#error This driver works only for NEC PC-9800 series +#endif + +#if LINUX_VERSION_CODE < 0x20200 +# define LP_STATS +#endif + +#if LINUX_VERSION_CODE >= 0x2030b +# define CONFIG_RESOURCE98 +#endif + +#include <linux/lp.h> + +/* + * I/O port numbers + */ +#define LP_PORT_DATA 0x40 +#define LP_PORT_STATUS (LP_PORT_DATA+2) +#define LP_PORT_STROBE (LP_PORT_DATA+4) +#define LP_PORT_CONTROL (LP_PORT_DATA+6) + +#define LP_PORT_H98MODE 0x0448 +#define LP_PORT_EXTMODE 0x0149 + +/* + * bit mask for I/O + */ +#define LP_MASK_nBUSY (1 << 2) +#define LP_MASK_nSTROBE (1 << 7) + +#define LP_CONTROL_ASSERT_STROBE (0x0e) +#define LP_CONTROL_NEGATE_STROBE (0x0f) + +/* + * Acceptable maximum value for non-privileged user for LPCHARS ioctl. + */ +#define LP_CHARS_NOPRIV_MAX 65535 + +#define DC1 '\x11' +#define DC3 '\x13' + +/* PC-9800s have at least and at most one old-style printer port. */ +static struct lp_struct lp = { + /* Following `TAG: INITIALIZER' notations are GNU CC extension. */ + flags: LP_EXIST | LP_ABORTOPEN, + chars: LP_INIT_CHAR, + time: LP_INIT_TIME, + wait: LP_INIT_WAIT, +}; + +static int dc1_check = 1000; + +#undef LP_OLD98_DEBUG + +#ifndef __udelay_val +# define __udelay_val current_cpu_data.loops_per_sec +#endif + +static inline void nanodelay(unsigned long nanosecs) /* Evil ? */ +{ + if( nanosecs ) { + nanosecs *= (unsigned long)((1ULL << 40) / 1000000000ULL); + __asm__("mul%L2 %2" + : "=d"(nanosecs) : "a"(nanosecs), "g"(__udelay_val)); + __delay(nanosecs >> 8); + } +} + +#ifdef CONFIG_PC9800_OLDLP_CONSOLE +static struct console lp_old98_console; /* defined later */ +static __typeof__(lp_old98_console.flags) saved_console_flags; +#endif + +static DECLARE_WAIT_QUEUE_HEAD (lp_old98_waitq); + +static void lp_old98_timer_function(unsigned long data); + +static void lp_old98_timer_function(unsigned long data) +{ + if (inb(LP_PORT_STATUS) & LP_MASK_nBUSY) + wake_up_interruptible(&lp_old98_waitq); + else { + struct timer_list *t = (struct timer_list *) data; + + t->expires = jiffies + 1; + add_timer(t); + } +} + +static inline int +lp_old98_wait_ready(void) +{ + struct timer_list timer; + + init_timer(&timer); + timer.function = lp_old98_timer_function; + timer.expires = jiffies + 1; + timer.data = (unsigned long) &timer; + add_timer(&timer); + interruptible_sleep_on(&lp_old98_waitq); + del_timer(&timer); + return signal_pending(current); +} + +static inline int lp_old98_char(char lpchar) +{ + unsigned long count = 0; +#ifdef LP_STATS + int tmp; +#endif + + while( !(inb(LP_PORT_STATUS) & LP_MASK_nBUSY) ) { + count++; + if (count >= lp.chars) + return 0; + } + + outb(lpchar, LP_PORT_DATA); + +#ifdef LP_STATS + /* + * Update lp statsistics here (and between next two outb()'s). + * Time to compute it is part of storobe delay. + */ + if( count > lp.stats.maxwait ) { +#ifdef LP_OLD98_DEBUG + printk(KERN_DEBUG "lp_old98: success after %d counts.\n", + count); +#endif + lp.stats.maxwait = count; + } + count *= 256; + tmp = count - lp.stats.meanwait; + if( tmp < 0 ) + tmp = -tmp; +#endif + nanodelay(lp.wait); + + /* negate PSTB# (activate strobe) */ + outb(LP_CONTROL_ASSERT_STROBE, LP_PORT_CONTROL); + +#ifdef LP_STATS + lp.stats.meanwait = (255 * lp.stats.meanwait + count + 128) / 256; + lp.stats.mdev = (127 * lp.stats.mdev + tmp + 64) / 128; + lp.stats.chars++; +#endif + + nanodelay(lp.wait); + + /* assert PSTB# (deactivate strobe) */ + outb(LP_CONTROL_NEGATE_STROBE, LP_PORT_CONTROL); + + return 1; +} + +#if LINUX_VERSION_CODE < 0x20200 +static long lp_old98_write(struct inode * inode, struct file * file, + const char * buf, unsigned long count) +#else +static ssize_t lp_old98_write(struct file * file, + const char * buf, size_t count, + loff_t *dummy) +#endif +{ + unsigned long total_bytes_written = 0; + + if (!access_ok(VERIFY_READ, buf, count)) + return -EFAULT; + +#ifdef LP_STATS + if( jiffies - lp.lastcall > lp.time ) + lp.runchars = 0; + lp.lastcall = jiffies; +#endif + + do { + unsigned long bytes_written = 0; + unsigned long copy_size + = (count < LP_BUFFER_SIZE ? count : LP_BUFFER_SIZE); + + if (__copy_from_user(lp.lp_buffer, buf, copy_size)) + return -EFAULT; + + while( bytes_written < copy_size ) { + if( lp_old98_char(lp.lp_buffer[bytes_written]) ) + bytes_written++; + else { +#ifdef LP_STATS + int rc = lp.runchars + bytes_written; + + if( rc > lp.stats.maxrun ) + lp.stats.maxrun = rc; + + lp.stats.sleeps++; +#endif +#ifdef LP_OLD98_DEBUG + printk(KERN_DEBUG + "lp_old98: sleeping at %d characters" + " for %d jiffies\n", + lp.runchars, lp.time); + lp.runchars = 0; +#endif + if (lp_old98_wait_ready()) + return ((total_bytes_written + + bytes_written) + ? : -EINTR); + } + } + total_bytes_written += bytes_written; + buf += bytes_written; +#ifdef LP_STATS + lp.runchars += bytes_written; +#endif + count -= bytes_written; + } while( count > 0 ); + + return total_bytes_written; +} + +static long long lp_old98_llseek(struct file * file, + long long offset, int whence) +{ + return -ESPIPE; /* cannot seek like pipe */ +} + +static int lp_old98_open(struct inode * inode, struct file * file) +{ + if( MINOR(inode->i_rdev) != 0 ) + return -ENXIO; + if( lp.flags & LP_BUSY ) + return -EBUSY; + + if ((lp.lp_buffer = kmalloc(LP_BUFFER_SIZE, GFP_KERNEL)) == NULL) + return -ENOMEM; + + if (dc1_check && (lp.flags & LP_ABORTOPEN) + && !(file->f_flags & O_NONBLOCK) ) { + /* + * Check whether printer is on-line. + * PC-9800's old style port have only BUSY# as status input, + * so that it is impossible to distinguish that the printer is + * ready and that the printer is off-line or not connected + * (in both case BUSY# is in the same state). So: + * + * (1) output DC1 (0x11) to printer port and do strobe. + * (2) watch BUSY# line for a while. If BUSY# is pulled + * down, the printer will be ready. Otherwise, + * it will be off-line (or not connected, or power-off, + * ...). + * + * The source of this procedure: + * Terumasa KODAKA, Kazufumi SHIMIZU, Yu HAYAMI: + * `PC-9801 Super Technique', Ascii, 1992. + */ + int count; + unsigned long eflags; + + save_flags(eflags); + cli(); /* interrupts while check is fairly bad */ + + if (!lp_old98_char(DC1)) { + restore_flags(eflags); + return -EBUSY; + } + count = (unsigned int)dc1_check > 10000 ? 10000 : dc1_check; + while( inb(LP_PORT_STATUS) & LP_MASK_nBUSY ) + if( --count == 0 ) { + restore_flags(eflags); + return -ENODEV; + } + restore_flags(eflags); + } + + lp.flags |= LP_BUSY; + +#ifdef CONFIG_PC9800_OLDLP_CONSOLE + saved_console_flags = lp_old98_console.flags; + lp_old98_console.flags &= ~CON_ENABLED; +#endif + + MOD_INC_USE_COUNT; + return 0; +} + +static int lp_old98_release(struct inode * inode, struct file * file) +{ + kfree(lp.lp_buffer); + lp.lp_buffer = NULL; + lp.flags &= ~LP_BUSY; +#ifdef CONFIG_PC9800_OLDLP_CONSOLE + lp_old98_console.flags = saved_console_flags; +#endif + MOD_DEC_USE_COUNT; + return 0; +} + +static int lp_old98_init_device(void) +{ + unsigned char data; + + if( (data = inb(LP_PORT_EXTMODE)) != 0xFF && (data & 0x10) ) { + printk(KERN_INFO + "lp_old98: shutting down extended parallel port mode...\n"); + outb(data & ~0x10, LP_PORT_EXTMODE); + } +#ifdef PC98_HW_H98 + if( (pc98_hw_flags & PC98_HW_H98) + && ((data = inb(LP_PORT_H98MODE)) & 0x01) ) { + printk(KERN_INFO + "lp_old98: shutting down H98 full centronics mode...\n"); + outb(data & ~0x01, LP_PORT_H98MODE); + } +#endif + return 0; +} + +/* + * Many use of `put_user' macro enlarge code size... + */ +static /* not inline */ int lp_old98_put_user(int val, int *addr) +{ + return put_user(val, addr); +} + +static int lp_old98_ioctl(struct inode *inode, struct file *file, + unsigned int command, unsigned long arg) +{ + int retval = 0; + + switch ( command ) { + case LPTIME: + lp.time = arg * HZ/100; + break; + case LPCHAR: + lp.chars = arg; + break; + case LPABORT: + if( arg ) + lp.flags |= LP_ABORT; + else + lp.flags &= ~LP_ABORT; + break; + case LPABORTOPEN: + if( arg ) + lp.flags |= LP_ABORTOPEN; + else + lp.flags &= ~LP_ABORTOPEN; + break; + case LPCAREFUL: + /* do nothing */ + break; + case LPWAIT: + lp.wait = arg; + break; + case LPGETIRQ: + retval = lp_old98_put_user(0, (int *)arg); + break; + case LPGETSTATUS: + /* + * convert PC-9800's status to IBM PC's one, so that tunelp(8) + * works in the same way on this driver. + */ + retval = lp_old98_put_user((inb(LP_PORT_STATUS) + & LP_MASK_nBUSY) + ? (LP_PBUSY | LP_PERRORP) + : LP_PERRORP, + (int *)arg); + break; + case LPRESET: + retval = lp_old98_init_device(); + break; +#ifdef LP_STATS + case LPGETSTATS: + if( copy_to_user((struct lp_stats *)arg, &lp.stats, + sizeof(struct lp_stats)) ) + retval = -EFAULT; + else if (suser()) + memset(&lp.stats, 0, sizeof(struct lp_stats)); + break; +#endif + case LPGETFLAGS: + retval = lp_old98_put_user(lp.flags, (int *)arg); + break; + case LPSETIRQ: + default: + retval = -EINVAL; + } + return retval; +} + +static struct file_operations lp_old98_fops = { + owner: THIS_MODULE, + llseek: lp_old98_llseek, + read: NULL, + write: lp_old98_write, + ioctl: lp_old98_ioctl, + open: lp_old98_open, + release:lp_old98_release, +}; + +/* + * Support for console on lp_old98 + */ +#ifdef CONFIG_PC9800_OLDLP_CONSOLE + +static inline void io_delay(void) +{ + unsigned char dummy; /* actually not output */ + + asm volatile ("out%B0 %0,%1" : "=a"(dummy) : "N"(0x5f)); +} + +static void lp_old98_console_write(struct console *console, + const char *s, unsigned int count) +{ + int i; + static unsigned int timeout_run = 0; + + while (count) { + /* wait approx 1.2 seconds */ + for (i = 2000000; + !(inb(LP_PORT_STATUS) & LP_MASK_nBUSY); + io_delay()) + if (!--i) { + if (++timeout_run >= 10) + /* disable forever... */ + console->flags &= ~CON_ENABLED; + return; + } + + timeout_run = 0; + + if (*s == '\n') { + outb('\r', LP_PORT_DATA); + io_delay(); + io_delay(); + outb(LP_CONTROL_ASSERT_STROBE, LP_PORT_CONTROL); + io_delay(); + io_delay(); + outb(LP_CONTROL_NEGATE_STROBE, LP_PORT_CONTROL); + io_delay(); + io_delay(); + for (i = 1000000; + !(inb(LP_PORT_STATUS) & LP_MASK_nBUSY); + io_delay()) + if (!--i) + return; + } + + outb(*s++, LP_PORT_DATA); + io_delay(); + io_delay(); + outb(LP_CONTROL_ASSERT_STROBE, LP_PORT_CONTROL); + io_delay(); + io_delay(); + outb(LP_CONTROL_NEGATE_STROBE, LP_PORT_CONTROL); + io_delay(); + io_delay(); + + --count; + } +} + +static kdev_t lp_old98_console_device(struct console *console) +{ + return MKDEV(LP_MAJOR, 0); +} + +static struct console lp_old98_console = { + name: "lp_old98", + write: lp_old98_console_write, + device: lp_old98_console_device, + flags: CON_PRINTBUFFER, + index: -1, +}; + +#endif /* console on lp_old98 */ + +#ifdef MODULE +#define lp_old98_init init_module +#endif + +int __init lp_old98_init(void) +{ + if (check_region(LP_PORT_DATA, 1) || check_region(LP_PORT_STATUS, 1) + || check_region(LP_PORT_STROBE, 1) +#ifdef PC98_HW_H98 + || ((pc98_hw_flags & PC98_HW_H98) + && check_region(LP_PORT_H98MODE, 1)) +#endif + || check_region(LP_PORT_EXTMODE, 1)) { + printk(KERN_ERR + "lp_old98: I/O ports already occupied, giving up.\n"); + return -EBUSY; + } + if (register_chrdev(LP_MAJOR, "lp", &lp_old98_fops)) { + printk(KERN_ERR "lp_old98: unable to get major %d\n", + LP_MAJOR); + return -EBUSY; + } + +#ifdef CONFIG_PC9800_OLDLP_CONSOLE + register_console(&lp_old98_console); + printk(KERN_INFO "lp_old98: console ready\n"); +#endif + + request_region(LP_PORT_DATA, 1, "lp_old98"); + request_region(LP_PORT_STATUS, 1, "lp_old98"); + request_region(LP_PORT_STROBE, 1, "lp_old98"); + + /* + * rest are not needed by this driver, + * but for locking out other printer drivers... + */ +#ifdef PC98_HW_H98 + if( pc98_hw_flags & PC98_HW_H98 ) + request_region(LP_PORT_H98MODE, 1, "lp_old98"); +#endif + request_region(LP_PORT_EXTMODE, 1, "lp_old98"); + lp_old98_init_device(); + + return 0; +} + +#ifdef MODULE +void cleanup_module(void) +{ +#ifdef CONFIG_PC9800_OLDLP_CONSOLE + unregister_console(&lp_old98_console); +#endif + unregister_chrdev(LP_MAJOR, "lp"); + + release_region(LP_PORT_DATA, 1); + release_region(LP_PORT_STATUS, 1); + release_region(LP_PORT_STROBE, 1); +#ifdef PC98_HW_H98 + if( pc98_hw_flags & PC98_HW_H98 ) + release_region(LP_PORT_H98MODE, 1); +#endif + release_region(LP_PORT_EXTMODE, 1); +} + +MODULE_PARM(dc1_check, "1i"); +MODULE_AUTHOR("Kousuke Takai <tak@kmc.kyoto-u.ac.jp>"); + +#endif
--------------3B50FF55D04C05AF109C90C5--
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