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A driver for PCMCIA IDE/ATA disk cards
The contents of this file are subject to the Mozilla Public
License Version 1.1 (the "License"); you may not use this file
except in compliance with the License. You may obtain a copy of
the License at
Software distributed under the License is distributed on an "AS
IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
implied. See the License for the specific language governing
rights and limitations under the License.
The initial developer of the original code is David A. Hinds
<>. Portions created by David A. Hinds
are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
Alternatively, the contents of this file may be used under the
terms of the GNU General Public License version 2 (the "GPL"), in
which case the provisions of the GPL are applicable instead of the
above. If you wish to allow the use of your version of this file
only under the terms of the GPL and not to allow others to use
your version of this file under the MPL, indicate your decision
by deleting the provisions above and replace them with the notice
and other provisions required by the GPL. If you do not delete
the provisions above, a recipient may use your version of this
file under either the MPL or the GPL.
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/timer.h>
#include <linux/ioport.h>
#include <linux/ide.h>
#include <linux/major.h>
#include <linux/delay.h>
#include <asm/io.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/ds.h>
#include <pcmcia/cisreg.h>
#include <pcmcia/ciscode.h>
#define DRV_NAME "ide-cs"
/* Module parameters */
MODULE_AUTHOR("David Hinds <>");
typedef struct ide_info_t {
struct pcmcia_device *p_dev;
struct ide_host *host;
int ndev;
} ide_info_t;
static void ide_release(struct pcmcia_device *);
static int ide_config(struct pcmcia_device *);
static void ide_detach(struct pcmcia_device *p_dev);
static int ide_probe(struct pcmcia_device *link)
ide_info_t *info;
dev_dbg(&link->dev, "ide_attach()\n");
/* Create new ide device */
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
info->p_dev = link;
link->priv = info;
link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO |
return ide_config(link);
} /* ide_attach */
static void ide_detach(struct pcmcia_device *link)
ide_info_t *info = link->priv;
dev_dbg(&link->dev, "ide_detach(0x%p)\n", link);
} /* ide_detach */
static const struct ide_port_ops idecs_port_ops = {
.quirkproc = ide_undecoded_slave,
static const struct ide_port_info idecs_port_info = {
.port_ops = &idecs_port_ops,
.host_flags = IDE_HFLAG_NO_DMA,
.irq_flags = IRQF_SHARED,
.chipset = ide_pci,
static struct ide_host *idecs_register(unsigned long io, unsigned long ctl,
unsigned long irq, struct pcmcia_device *handle)
struct ide_host *host;
ide_hwif_t *hwif;
int i, rc;
struct ide_hw hw, *hws[] = { &hw };
if (!request_region(io, 8, DRV_NAME)) {
printk(KERN_ERR "%s: I/O resource 0x%lX-0x%lX not free.\n",
DRV_NAME, io, io + 7);
return NULL;
if (!request_region(ctl, 1, DRV_NAME)) {
printk(KERN_ERR "%s: I/O resource 0x%lX not free.\n",
DRV_NAME, ctl);
release_region(io, 8);
return NULL;
memset(&hw, 0, sizeof(hw));
ide_std_init_ports(&hw, io, ctl);
hw.irq = irq; = &handle->dev;
rc = ide_host_add(&idecs_port_info, hws, 1, &host);
if (rc)
goto out_release;
hwif = host->ports[0];
if (hwif->present)
return host;
/* retry registration in case device is still spinning up */
for (i = 0; i < 10; i++) {
if (hwif->present)
return host;
return host;
release_region(ctl, 1);
release_region(io, 8);
return NULL;
static int pcmcia_check_one_config(struct pcmcia_device *pdev, void *priv_data)
int *is_kme = priv_data;
if ((pdev->resource[0]->flags & IO_DATA_PATH_WIDTH)
pdev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
pdev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
pdev->resource[1]->flags &= ~IO_DATA_PATH_WIDTH;
pdev->resource[1]->flags |= IO_DATA_PATH_WIDTH_8;
if (pdev->resource[1]->end) {
pdev->resource[0]->end = 8;
pdev->resource[1]->end = (*is_kme) ? 2 : 1;
} else {
if (pdev->resource[0]->end < 16)
return -ENODEV;
return pcmcia_request_io(pdev);
static int ide_config(struct pcmcia_device *link)
ide_info_t *info = link->priv;
int ret = 0, is_kme = 0;
unsigned long io_base, ctl_base;
struct ide_host *host;
dev_dbg(&link->dev, "ide_config(0x%p)\n", link);
is_kme = ((link->manf_id == MANFID_KME) &&
((link->card_id == PRODID_KME_KXLC005_A) ||
(link->card_id == PRODID_KME_KXLC005_B)));
if (pcmcia_loop_config(link, pcmcia_check_one_config, &is_kme)) {
link->config_flags &= ~CONF_AUTO_CHECK_VCC;
if (pcmcia_loop_config(link, pcmcia_check_one_config, &is_kme))
goto failed; /* No suitable config found */
io_base = link->resource[0]->start;
if (link->resource[1]->end)
ctl_base = link->resource[1]->start;
ctl_base = link->resource[0]->start + 0x0e;
if (!link->irq)
goto failed;
ret = pcmcia_enable_device(link);
if (ret)
goto failed;
/* disable drive interrupts during IDE probe */
outb(0x02, ctl_base);
/* special setup for KXLC005 card */
if (is_kme)
outb(0x81, ctl_base+1);
host = idecs_register(io_base, ctl_base, link->irq, link);
if (host == NULL && resource_size(link->resource[0]) == 0x20) {
outb(0x02, ctl_base + 0x10);
host = idecs_register(io_base + 0x10, ctl_base + 0x10,
link->irq, link);
if (host == NULL)
goto failed;
info->ndev = 1;
info->host = host;
dev_info(&link->dev, "ide-cs: hd%c: Vpp = %d.%d\n",
'a' + host->ports[0]->index * 2,
link->vpp / 10, link->vpp % 10);
return 0;
return -ENODEV;
} /* ide_config */
static void ide_release(struct pcmcia_device *link)
ide_info_t *info = link->priv;
struct ide_host *host = info->host;
dev_dbg(&link->dev, "ide_release(0x%p)\n", link);
if (info->ndev) {
ide_hwif_t *hwif = host->ports[0];
unsigned long data_addr, ctl_addr;
data_addr = hwif->io_ports.data_addr;
ctl_addr = hwif->io_ports.ctl_addr;
info->ndev = 0;
release_region(ctl_addr, 1);
release_region(data_addr, 8);
} /* ide_release */
static const struct pcmcia_device_id ide_ids[] = {
PCMCIA_DEVICE_MANF_CARD(0x0000, 0x0000), /* Corsair */
PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000), /* Hitachi */
PCMCIA_DEVICE_MANF_CARD(0x000a, 0x0000), /* I-O Data CFA */
PCMCIA_DEVICE_MANF_CARD(0x001c, 0x0001), /* Mitsubishi CFA */
PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
PCMCIA_DEVICE_MANF_CARD(0x0032, 0x2904),
PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401), /* SanDisk CFA */
PCMCIA_DEVICE_MANF_CARD(0x004f, 0x0000), /* Kingston */
PCMCIA_DEVICE_MANF_CARD(0x0097, 0x1620), /* TI emulated */
PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */
PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000), /* Samsung */
PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000), /* Hitachi */
PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0100), /* Viking CFA */
PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200), /* Lexar, Viking CFA */
PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0),
PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74),
PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
PCMCIA_DEVICE_PROD_ID12("CNF ", "CD-ROM", 0x46d7db81, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
PCMCIA_DEVICE_PROD_ID12("Hyperstone", "Model1", 0x3d5b9ef5, 0xca6ab420),
PCMCIA_DEVICE_PROD_ID12("IBM", "microdrive", 0xb569a6e5, 0xa6d76178),
PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF CARD 1GB", 0x2e6d1829, 0x55d5bffb),
PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF CARD 4GB", 0x2e6d1829, 0x531e7d10),
PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF8GB", 0x2e6d1829, 0xacbe682e),
PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b),
PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF300", 0x7ed2ad87, 0x7e9e78ee),
PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF500", 0x7ed2ad87, 0x7a13045c),
PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
PCMCIA_DEVICE_PROD_ID12("SEAGATE", "ST1", 0x87c1b330, 0xe1f30883),
PCMCIA_DEVICE_PROD_ID12("SAMSUNG", "04/05/06", 0x43d74cb4, 0x6a22777d),
PCMCIA_DEVICE_PROD_ID12("SMI VENDOR", "SMI PRODUCT", 0x30896c92, 0x703cc5f6),
PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF45", 0x709b1bf1, 0xf68b6f32),
PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF80", 0x709b1bf1, 0x2a54d4b1),
PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS2GCF120", 0x709b1bf1, 0x969aa4f2),
PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF120", 0x709b1bf1, 0xf54a91c8),
PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF133", 0x709b1bf1, 0x7558f133),
PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS8GCF133", 0x709b1bf1, 0xb2f89b47),
PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
PCMCIA_DEVICE_PROD_ID12("WEIDA", "TWTTI", 0xcc7cf69c, 0x212bb918),
PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
PCMCIA_DEVICE_PROD_ID2("Flash Card", 0x5a362506),
MODULE_DEVICE_TABLE(pcmcia, ide_ids);
static struct pcmcia_driver ide_cs_driver = {
.owner = THIS_MODULE,
.name = "ide-cs",
.probe = ide_probe,
.remove = ide_detach,
.id_table = ide_ids,
static int __init init_ide_cs(void)
return pcmcia_register_driver(&ide_cs_driver);
static void __exit exit_ide_cs(void)