diff options
author | Jens Axboe <jens.axboe@oracle.com> | 2007-06-21 08:29:34 +0200 |
---|---|---|
committer | Jens Axboe <jens.axboe@oracle.com> | 2007-07-10 08:03:34 +0200 |
commit | f3f541f9ded9dd37edca103dd3be49bfbd9e730d (patch) | |
tree | b9b34955c9db6a10ad329731eaf66fe9c53cbf84 /drivers/cdrom/isp16.c | |
parent | e654bc4393e85e326993256d80b9710a4d6411ff (diff) |
Remove legacy CDROM drivers
They are all broken beyond repair. Given that nobody has complained
about them (most haven't worked in 2.6 AT ALL), remove them from the
tree.
A new mitsumi driver that actually works is in progress, it'll get
added when completed.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/cdrom/isp16.c')
-rw-r--r-- | drivers/cdrom/isp16.c | 374 |
1 files changed, 0 insertions, 374 deletions
diff --git a/drivers/cdrom/isp16.c b/drivers/cdrom/isp16.c deleted file mode 100644 index db0fd9a240e..00000000000 --- a/drivers/cdrom/isp16.c +++ /dev/null @@ -1,374 +0,0 @@ -/* -- ISP16 cdrom detection and configuration - * - * Copyright (c) 1995,1996 Eric van der Maarel <H.T.M.v.d.Maarel@marin.nl> - * - * Version 0.6 - * - * History: - * 0.5 First release. - * Was included in the sjcd and optcd cdrom drivers. - * 0.6 First "stand-alone" version. - * Removed sound configuration. - * Added "module" support. - * - * 9 November 1999 -- Make kernel-parameter implementation work with 2.3.x - * Removed init_module & cleanup_module in favor of - * module_init & module_exit. - * Torben Mathiasen <tmm@image.dk> - * - * 19 June 2004 -- check_region() converted to request_region() - * and return statement cleanups. - * - Jesper Juhl - * - * Detect cdrom interface on ISP16 sound card. - * Configure cdrom interface. - * - * Algorithm for the card with OPTi 82C928 taken - * from the CDSETUP.SYS driver for MSDOS, - * by OPTi Computers, version 2.03. - * Algorithm for the card with OPTi 82C929 as communicated - * to me by Vadim Model and Leo Spiekman. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#define ISP16_VERSION_MAJOR 0 -#define ISP16_VERSION_MINOR 6 - -#include <linux/module.h> - -#include <linux/fs.h> -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <asm/io.h> -#include "isp16.h" - -static short isp16_detect(void); -static short isp16_c928__detect(void); -static short isp16_c929__detect(void); -static short isp16_cdi_config(int base, u_char drive_type, int irq, - int dma); -static short isp16_type; /* dependent on type of interface card */ -static u_char isp16_ctrl; -static u_short isp16_enable_port; - -static int isp16_cdrom_base = ISP16_CDROM_IO_BASE; -static int isp16_cdrom_irq = ISP16_CDROM_IRQ; -static int isp16_cdrom_dma = ISP16_CDROM_DMA; -static char *isp16_cdrom_type = ISP16_CDROM_TYPE; - -module_param(isp16_cdrom_base, int, 0); -module_param(isp16_cdrom_irq, int, 0); -module_param(isp16_cdrom_dma, int, 0); -module_param(isp16_cdrom_type, charp, 0); - -#define ISP16_IN(p) (outb(isp16_ctrl,ISP16_CTRL_PORT), inb(p)) -#define ISP16_OUT(p,b) (outb(isp16_ctrl,ISP16_CTRL_PORT), outb(b,p)) - -#ifndef MODULE - -static int -__init isp16_setup(char *str) -{ - int ints[4]; - - (void) get_options(str, ARRAY_SIZE(ints), ints); - if (ints[0] > 0) - isp16_cdrom_base = ints[1]; - if (ints[0] > 1) - isp16_cdrom_irq = ints[2]; - if (ints[0] > 2) - isp16_cdrom_dma = ints[3]; - if (str) - isp16_cdrom_type = str; - - return 1; -} - -__setup("isp16=", isp16_setup); - -#endif /* MODULE */ - -/* - * ISP16 initialisation. - * - */ -static int __init isp16_init(void) -{ - u_char expected_drive; - - printk(KERN_INFO - "ISP16: configuration cdrom interface, version %d.%d.\n", - ISP16_VERSION_MAJOR, ISP16_VERSION_MINOR); - - if (!strcmp(isp16_cdrom_type, "noisp16")) { - printk("ISP16: no cdrom interface configured.\n"); - return 0; - } - - if (!request_region(ISP16_IO_BASE, ISP16_IO_SIZE, "isp16")) { - printk("ISP16: i/o ports already in use.\n"); - goto out; - } - - if ((isp16_type = isp16_detect()) < 0) { - printk("ISP16: no cdrom interface found.\n"); - goto cleanup_out; - } - - printk(KERN_INFO - "ISP16: cdrom interface (with OPTi 82C92%d chip) detected.\n", - (isp16_type == 2) ? 9 : 8); - - if (!strcmp(isp16_cdrom_type, "Sanyo")) - expected_drive = - (isp16_type ? ISP16_SANYO1 : ISP16_SANYO0); - else if (!strcmp(isp16_cdrom_type, "Sony")) - expected_drive = ISP16_SONY; - else if (!strcmp(isp16_cdrom_type, "Panasonic")) - expected_drive = - (isp16_type ? ISP16_PANASONIC1 : ISP16_PANASONIC0); - else if (!strcmp(isp16_cdrom_type, "Mitsumi")) - expected_drive = ISP16_MITSUMI; - else { - printk("ISP16: %s not supported by cdrom interface.\n", - isp16_cdrom_type); - goto cleanup_out; - } - - if (isp16_cdi_config(isp16_cdrom_base, expected_drive, - isp16_cdrom_irq, isp16_cdrom_dma) < 0) { - printk - ("ISP16: cdrom interface has not been properly configured.\n"); - goto cleanup_out; - } - printk(KERN_INFO - "ISP16: cdrom interface set up with io base 0x%03X, irq %d, dma %d," - " type %s.\n", isp16_cdrom_base, isp16_cdrom_irq, - isp16_cdrom_dma, isp16_cdrom_type); - return 0; - -cleanup_out: - release_region(ISP16_IO_BASE, ISP16_IO_SIZE); -out: - return -EIO; -} - -static short __init isp16_detect(void) -{ - - if (isp16_c929__detect() >= 0) - return 2; - else - return (isp16_c928__detect()); -} - -static short __init isp16_c928__detect(void) -{ - u_char ctrl; - u_char enable_cdrom; - u_char io; - short i = -1; - - isp16_ctrl = ISP16_C928__CTRL; - isp16_enable_port = ISP16_C928__ENABLE_PORT; - - /* read' and write' are a special read and write, respectively */ - - /* read' ISP16_CTRL_PORT, clear last two bits and write' back the result */ - ctrl = ISP16_IN(ISP16_CTRL_PORT) & 0xFC; - ISP16_OUT(ISP16_CTRL_PORT, ctrl); - - /* read' 3,4 and 5-bit from the cdrom enable port */ - enable_cdrom = ISP16_IN(ISP16_C928__ENABLE_PORT) & 0x38; - - if (!(enable_cdrom & 0x20)) { /* 5-bit not set */ - /* read' last 2 bits of ISP16_IO_SET_PORT */ - io = ISP16_IN(ISP16_IO_SET_PORT) & 0x03; - if (((io & 0x01) << 1) == (io & 0x02)) { /* bits are the same */ - if (io == 0) { /* ...the same and 0 */ - i = 0; - enable_cdrom |= 0x20; - } else { /* ...the same and 1 *//* my card, first time 'round */ - i = 1; - enable_cdrom |= 0x28; - } - ISP16_OUT(ISP16_C928__ENABLE_PORT, enable_cdrom); - } else { /* bits are not the same */ - ISP16_OUT(ISP16_CTRL_PORT, ctrl); - return i; /* -> not detected: possibly incorrect conclusion */ - } - } else if (enable_cdrom == 0x20) - i = 0; - else if (enable_cdrom == 0x28) /* my card, already initialised */ - i = 1; - - ISP16_OUT(ISP16_CTRL_PORT, ctrl); - - return i; -} - -static short __init isp16_c929__detect(void) -{ - u_char ctrl; - u_char tmp; - - isp16_ctrl = ISP16_C929__CTRL; - isp16_enable_port = ISP16_C929__ENABLE_PORT; - - /* read' and write' are a special read and write, respectively */ - - /* read' ISP16_CTRL_PORT and save */ - ctrl = ISP16_IN(ISP16_CTRL_PORT); - - /* write' zero to the ctrl port and get response */ - ISP16_OUT(ISP16_CTRL_PORT, 0); - tmp = ISP16_IN(ISP16_CTRL_PORT); - - if (tmp != 2) /* isp16 with 82C929 not detected */ - return -1; - - /* restore ctrl port value */ - ISP16_OUT(ISP16_CTRL_PORT, ctrl); - - return 2; -} - -static short __init -isp16_cdi_config(int base, u_char drive_type, int irq, int dma) -{ - u_char base_code; - u_char irq_code; - u_char dma_code; - u_char i; - - if ((drive_type == ISP16_MITSUMI) && (dma != 0)) - printk("ISP16: Mitsumi cdrom drive has no dma support.\n"); - - switch (base) { - case 0x340: - base_code = ISP16_BASE_340; - break; - case 0x330: - base_code = ISP16_BASE_330; - break; - case 0x360: - base_code = ISP16_BASE_360; - break; - case 0x320: - base_code = ISP16_BASE_320; - break; - default: - printk - ("ISP16: base address 0x%03X not supported by cdrom interface.\n", - base); - return -1; - } - switch (irq) { - case 0: - irq_code = ISP16_IRQ_X; - break; /* disable irq */ - case 5: - irq_code = ISP16_IRQ_5; - printk("ISP16: irq 5 shouldn't be used by cdrom interface," - " due to possible conflicts with the sound card.\n"); - break; - case 7: - irq_code = ISP16_IRQ_7; - printk("ISP16: irq 7 shouldn't be used by cdrom interface," - " due to possible conflicts with the sound card.\n"); - break; - case 3: - irq_code = ISP16_IRQ_3; - break; - case 9: - irq_code = ISP16_IRQ_9; - break; - case 10: - irq_code = ISP16_IRQ_10; - break; - case 11: - irq_code = ISP16_IRQ_11; - break; - default: - printk("ISP16: irq %d not supported by cdrom interface.\n", - irq); - return -1; - } - switch (dma) { - case 0: - dma_code = ISP16_DMA_X; - break; /* disable dma */ - case 1: - printk("ISP16: dma 1 cannot be used by cdrom interface," - " due to conflict with the sound card.\n"); - return -1; - break; - case 3: - dma_code = ISP16_DMA_3; - break; - case 5: - dma_code = ISP16_DMA_5; - break; - case 6: - dma_code = ISP16_DMA_6; - break; - case 7: - dma_code = ISP16_DMA_7; - break; - default: - printk("ISP16: dma %d not supported by cdrom interface.\n", - dma); - return -1; - } - - if (drive_type != ISP16_SONY && drive_type != ISP16_PANASONIC0 && - drive_type != ISP16_PANASONIC1 && drive_type != ISP16_SANYO0 && - drive_type != ISP16_SANYO1 && drive_type != ISP16_MITSUMI && - drive_type != ISP16_DRIVE_X) { - printk - ("ISP16: drive type (code 0x%02X) not supported by cdrom" - " interface.\n", drive_type); - return -1; - } - - /* set type of interface */ - i = ISP16_IN(ISP16_DRIVE_SET_PORT) & ISP16_DRIVE_SET_MASK; /* clear some bits */ - ISP16_OUT(ISP16_DRIVE_SET_PORT, i | drive_type); - - /* enable cdrom on interface with 82C929 chip */ - if (isp16_type > 1) - ISP16_OUT(isp16_enable_port, ISP16_ENABLE_CDROM); - - /* set base address, irq and dma */ - i = ISP16_IN(ISP16_IO_SET_PORT) & ISP16_IO_SET_MASK; /* keep some bits */ - ISP16_OUT(ISP16_IO_SET_PORT, i | base_code | irq_code | dma_code); - - return 0; -} - -static void __exit isp16_exit(void) -{ - release_region(ISP16_IO_BASE, ISP16_IO_SIZE); - printk(KERN_INFO "ISP16: module released.\n"); -} - -module_init(isp16_init); -module_exit(isp16_exit); - -MODULE_LICENSE("GPL"); |