2 * Support for IDE interfaces on Celleb platform
4 * (C) Copyright 2006 TOSHIBA CORPORATION
6 * This code is based on drivers/ide/pci/siimage.c:
7 * Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org>
8 * Copyright (C) 2003 Red Hat <alan@redhat.com>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License along
21 * with this program; if not, write to the Free Software Foundation, Inc.,
22 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
25 #include <linux/types.h>
26 #include <linux/module.h>
27 #include <linux/pci.h>
28 #include <linux/delay.h>
29 #include <linux/hdreg.h>
30 #include <linux/ide.h>
31 #include <linux/init.h>
33 #define PCI_DEVICE_ID_TOSHIBA_SCC_ATA 0x01b4
35 #define SCC_PATA_NAME "scc IDE"
37 #define TDVHSEL_MASTER 0x00000001
38 #define TDVHSEL_SLAVE 0x00000004
40 #define MODE_JCUSFEN 0x00000080
42 #define CCKCTRL_ATARESET 0x00040000
43 #define CCKCTRL_BUFCNT 0x00020000
44 #define CCKCTRL_CRST 0x00010000
45 #define CCKCTRL_OCLKEN 0x00000100
46 #define CCKCTRL_ATACLKOEN 0x00000002
47 #define CCKCTRL_LCLKEN 0x00000001
49 #define QCHCD_IOS_SS 0x00000001
51 #define QCHSD_STPDIAG 0x00020000
53 #define INTMASK_MSK 0xD1000012
54 #define INTSTS_SERROR 0x80000000
55 #define INTSTS_PRERR 0x40000000
56 #define INTSTS_RERR 0x10000000
57 #define INTSTS_ICERR 0x01000000
58 #define INTSTS_BMSINT 0x00000010
59 #define INTSTS_BMHE 0x00000008
60 #define INTSTS_IOIRQS 0x00000004
61 #define INTSTS_INTRQ 0x00000002
62 #define INTSTS_ACTEINT 0x00000001
64 #define ECMODE_VALUE 0x01
66 static struct scc_ports {
67 unsigned long ctl, dma;
68 unsigned char hwif_id; /* for removing hwif from system */
69 } scc_ports[MAX_HWIFS];
71 /* PIO transfer mode table */
73 static unsigned long JCHSTtbl[2][7] = {
74 {0x0E, 0x05, 0x02, 0x03, 0x02, 0x00, 0x00}, /* 100MHz */
75 {0x13, 0x07, 0x04, 0x04, 0x03, 0x00, 0x00} /* 133MHz */
79 static unsigned long JCHHTtbl[2][7] = {
80 {0x0E, 0x02, 0x02, 0x02, 0x02, 0x00, 0x00}, /* 100MHz */
81 {0x13, 0x03, 0x03, 0x03, 0x03, 0x00, 0x00} /* 133MHz */
85 static unsigned long JCHCTtbl[2][7] = {
86 {0x1D, 0x1D, 0x1C, 0x0B, 0x06, 0x00, 0x00}, /* 100MHz */
87 {0x27, 0x26, 0x26, 0x0E, 0x09, 0x00, 0x00} /* 133MHz */
91 /* DMA transfer mode table */
93 static unsigned long JCHDCTxtbl[2][7] = {
94 {0x0A, 0x06, 0x04, 0x03, 0x01, 0x00, 0x00}, /* 100MHz */
95 {0x0E, 0x09, 0x06, 0x04, 0x02, 0x01, 0x00} /* 133MHz */
99 static unsigned long JCSTWTxtbl[2][7] = {
100 {0x06, 0x04, 0x03, 0x02, 0x02, 0x02, 0x00}, /* 100MHz */
101 {0x09, 0x06, 0x04, 0x02, 0x02, 0x02, 0x02} /* 133MHz */
105 static unsigned long JCTSStbl[2][7] = {
106 {0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x00}, /* 100MHz */
107 {0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05} /* 133MHz */
111 static unsigned long JCENVTtbl[2][7] = {
112 {0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00}, /* 100MHz */
113 {0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02} /* 133MHz */
116 /* JCACTSELS/JCACTSELM */
117 static unsigned long JCACTSELtbl[2][7] = {
118 {0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x00}, /* 100MHz */
119 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01} /* 133MHz */
123 static u8 scc_ide_inb(unsigned long port)
125 u32 data = in_be32((void*)port);
129 static u16 scc_ide_inw(unsigned long port)
131 u32 data = in_be32((void*)port);
135 static void scc_ide_insw(unsigned long port, void *addr, u32 count)
137 u16 *ptr = (u16 *)addr;
139 *ptr++ = le16_to_cpu(in_be32((void*)port));
143 static void scc_ide_insl(unsigned long port, void *addr, u32 count)
145 u16 *ptr = (u16 *)addr;
147 *ptr++ = le16_to_cpu(in_be32((void*)port));
148 *ptr++ = le16_to_cpu(in_be32((void*)port));
152 static void scc_ide_outb(u8 addr, unsigned long port)
154 out_be32((void*)port, addr);
157 static void scc_ide_outw(u16 addr, unsigned long port)
159 out_be32((void*)port, addr);
163 scc_ide_outbsync(ide_drive_t * drive, u8 addr, unsigned long port)
165 ide_hwif_t *hwif = HWIF(drive);
167 out_be32((void*)port, addr);
168 __asm__ __volatile__("eieio":::"memory");
169 in_be32((void*)(hwif->dma_base + 0x01c));
170 __asm__ __volatile__("eieio":::"memory");
174 scc_ide_outsw(unsigned long port, void *addr, u32 count)
176 u16 *ptr = (u16 *)addr;
178 out_be32((void*)port, cpu_to_le16(*ptr++));
183 scc_ide_outsl(unsigned long port, void *addr, u32 count)
185 u16 *ptr = (u16 *)addr;
187 out_be32((void*)port, cpu_to_le16(*ptr++));
188 out_be32((void*)port, cpu_to_le16(*ptr++));
193 * scc_ratemask - Compute available modes
196 * Compute the available speeds for the devices on the interface.
197 * Enforce UDMA33 as a limit if there is no 80pin cable present.
200 static u8 scc_ratemask(ide_drive_t *drive)
204 if (!eighty_ninty_three(drive))
205 mode = min(mode, (u8)1);
210 * scc_tuneproc - tune a drive PIO mode
211 * @drive: drive to tune
212 * @mode_wanted: the target operating mode
214 * Load the timing settings for this device mode into the
218 static void scc_tuneproc(ide_drive_t *drive, byte mode_wanted)
220 ide_hwif_t *hwif = HWIF(drive);
221 struct scc_ports *ports = ide_get_hwifdata(hwif);
222 unsigned long ctl_base = ports->ctl;
223 unsigned long cckctrl_port = ctl_base + 0xff0;
224 unsigned long piosht_port = ctl_base + 0x000;
225 unsigned long pioct_port = ctl_base + 0x004;
227 unsigned char speed = XFER_PIO_0;
230 mode_wanted = ide_get_best_pio_mode(drive, mode_wanted, 4, NULL);
231 switch (mode_wanted) {
250 reg = in_be32((void __iomem *)cckctrl_port);
251 if (reg & CCKCTRL_ATACLKOEN) {
252 offset = 1; /* 133MHz */
254 offset = 0; /* 100MHz */
256 reg = JCHSTtbl[offset][mode_wanted] << 16 | JCHHTtbl[offset][mode_wanted];
257 out_be32((void __iomem *)piosht_port, reg);
258 reg = JCHCTtbl[offset][mode_wanted];
259 out_be32((void __iomem *)pioct_port, reg);
261 ide_config_drive_speed(drive, speed);
265 * scc_tune_chipset - tune a drive DMA mode
266 * @drive: Drive to set up
267 * @xferspeed: speed we want to achieve
269 * Load the timing settings for this device mode into the
273 static int scc_tune_chipset(ide_drive_t *drive, byte xferspeed)
275 ide_hwif_t *hwif = HWIF(drive);
276 u8 speed = ide_rate_filter(scc_ratemask(drive), xferspeed);
277 struct scc_ports *ports = ide_get_hwifdata(hwif);
278 unsigned long ctl_base = ports->ctl;
279 unsigned long cckctrl_port = ctl_base + 0xff0;
280 unsigned long mdmact_port = ctl_base + 0x008;
281 unsigned long mcrcst_port = ctl_base + 0x00c;
282 unsigned long sdmact_port = ctl_base + 0x010;
283 unsigned long scrcst_port = ctl_base + 0x014;
284 unsigned long udenvt_port = ctl_base + 0x018;
285 unsigned long tdvhsel_port = ctl_base + 0x020;
286 int is_slave = (&hwif->drives[1] == drive);
289 unsigned long jcactsel;
291 reg = in_be32((void __iomem *)cckctrl_port);
292 if (reg & CCKCTRL_ATACLKOEN) {
293 offset = 1; /* 133MHz */
295 offset = 0; /* 100MHz */
324 jcactsel = JCACTSELtbl[offset][idx];
326 out_be32((void __iomem *)sdmact_port, JCHDCTxtbl[offset][idx]);
327 out_be32((void __iomem *)scrcst_port, JCSTWTxtbl[offset][idx]);
328 jcactsel = jcactsel << 2;
329 out_be32((void __iomem *)tdvhsel_port, (in_be32((void __iomem *)tdvhsel_port) & ~TDVHSEL_SLAVE) | jcactsel);
331 out_be32((void __iomem *)mdmact_port, JCHDCTxtbl[offset][idx]);
332 out_be32((void __iomem *)mcrcst_port, JCSTWTxtbl[offset][idx]);
333 out_be32((void __iomem *)tdvhsel_port, (in_be32((void __iomem *)tdvhsel_port) & ~TDVHSEL_MASTER) | jcactsel);
335 reg = JCTSStbl[offset][idx] << 16 | JCENVTtbl[offset][idx];
336 out_be32((void __iomem *)udenvt_port, reg);
338 return ide_config_drive_speed(drive, speed);
342 * scc_config_chipset_for_dma - configure for DMA
343 * @drive: drive to configure
345 * Called by scc_config_drive_for_dma().
348 static int scc_config_chipset_for_dma(ide_drive_t *drive)
350 u8 speed = ide_dma_speed(drive, scc_ratemask(drive));
355 if (scc_tune_chipset(drive, speed))
358 return ide_dma_enable(drive);
362 * scc_configure_drive_for_dma - set up for DMA transfers
363 * @drive: drive we are going to set up
365 * Set up the drive for DMA, tune the controller and drive as
367 * If the drive isn't suitable for DMA or we hit other problems
368 * then we will drop down to PIO and set up PIO appropriately.
372 static int scc_config_drive_for_dma(ide_drive_t *drive)
374 ide_hwif_t *hwif = HWIF(drive);
376 if (ide_use_dma(drive) && scc_config_chipset_for_dma(drive))
377 return hwif->ide_dma_on(drive);
379 if (ide_use_fast_pio(drive)) {
380 hwif->tuneproc(drive, 4);
381 hwif->ide_dma_off_quietly(drive);
383 return 1; /* DMA is not supported */
387 * scc_ide_dma_setup - begin a DMA phase
388 * @drive: target device
390 * Build an IDE DMA PRD (IDE speak for scatter gather table)
391 * and then set up the DMA transfer registers.
393 * Returns 0 on success. If a PIO fallback is required then 1
397 static int scc_dma_setup(ide_drive_t *drive)
399 ide_hwif_t *hwif = drive->hwif;
400 struct request *rq = HWGROUP(drive)->rq;
401 unsigned int reading;
409 /* fall back to pio! */
410 if (!ide_build_dmatable(drive, rq)) {
411 ide_map_sg(drive, rq);
416 out_be32((void __iomem *)hwif->dma_prdtable, hwif->dmatable_dma);
419 out_be32((void __iomem *)hwif->dma_command, reading);
421 /* read dma_status for INTR & ERROR flags */
422 dma_stat = in_be32((void __iomem *)hwif->dma_status);
424 /* clear INTR & ERROR flags */
425 out_be32((void __iomem *)hwif->dma_status, dma_stat|6);
426 drive->waiting_for_dma = 1;
432 * scc_ide_dma_end - Stop DMA
435 * Check and clear INT Status register.
436 * Then call __ide_dma_end().
439 static int scc_ide_dma_end(ide_drive_t * drive)
441 ide_hwif_t *hwif = HWIF(drive);
442 unsigned long intsts_port = hwif->dma_base + 0x014;
446 reg = in_be32((void __iomem *)intsts_port);
448 if (reg & INTSTS_SERROR) {
449 printk(KERN_WARNING "%s: SERROR\n", SCC_PATA_NAME);
450 out_be32((void __iomem *)intsts_port, INTSTS_SERROR|INTSTS_BMSINT);
452 out_be32((void __iomem *)hwif->dma_command, in_be32((void __iomem *)hwif->dma_command) & ~QCHCD_IOS_SS);
456 if (reg & INTSTS_PRERR) {
458 unsigned long ctl_base = hwif->config_data;
460 maea0 = in_be32((void __iomem *)(ctl_base + 0xF50));
461 maec0 = in_be32((void __iomem *)(ctl_base + 0xF54));
463 printk(KERN_WARNING "%s: PRERR [addr:%x cmd:%x]\n", SCC_PATA_NAME, maea0, maec0);
465 out_be32((void __iomem *)intsts_port, INTSTS_PRERR|INTSTS_BMSINT);
467 out_be32((void __iomem *)hwif->dma_command, in_be32((void __iomem *)hwif->dma_command) & ~QCHCD_IOS_SS);
471 if (reg & INTSTS_RERR) {
472 printk(KERN_WARNING "%s: Response Error\n", SCC_PATA_NAME);
473 out_be32((void __iomem *)intsts_port, INTSTS_RERR|INTSTS_BMSINT);
475 out_be32((void __iomem *)hwif->dma_command, in_be32((void __iomem *)hwif->dma_command) & ~QCHCD_IOS_SS);
479 if (reg & INTSTS_ICERR) {
480 out_be32((void __iomem *)hwif->dma_command, in_be32((void __iomem *)hwif->dma_command) & ~QCHCD_IOS_SS);
482 printk(KERN_WARNING "%s: Illegal Configuration\n", SCC_PATA_NAME);
483 out_be32((void __iomem *)intsts_port, INTSTS_ICERR|INTSTS_BMSINT);
487 if (reg & INTSTS_BMSINT) {
488 printk(KERN_WARNING "%s: Internal Bus Error\n", SCC_PATA_NAME);
489 out_be32((void __iomem *)intsts_port, INTSTS_BMSINT);
495 if (reg & INTSTS_BMHE) {
496 out_be32((void __iomem *)intsts_port, INTSTS_BMHE);
500 if (reg & INTSTS_ACTEINT) {
501 out_be32((void __iomem *)intsts_port, INTSTS_ACTEINT);
505 if (reg & INTSTS_IOIRQS) {
506 out_be32((void __iomem *)intsts_port, INTSTS_IOIRQS);
512 return __ide_dma_end(drive);
516 * setup_mmio_scc - map CTRL/BMID region
517 * @dev: PCI device we are configuring
522 static int setup_mmio_scc (struct pci_dev *dev, const char *name)
524 unsigned long ctl_base = pci_resource_start(dev, 0);
525 unsigned long dma_base = pci_resource_start(dev, 1);
526 unsigned long ctl_size = pci_resource_len(dev, 0);
527 unsigned long dma_size = pci_resource_len(dev, 1);
532 for (i = 0; i < MAX_HWIFS; i++) {
533 if (scc_ports[i].ctl == 0)
539 if (!request_mem_region(ctl_base, ctl_size, name)) {
540 printk(KERN_WARNING "%s: IDE controller MMIO ports not available.\n", SCC_PATA_NAME);
544 if (!request_mem_region(dma_base, dma_size, name)) {
545 printk(KERN_WARNING "%s: IDE controller MMIO ports not available.\n", SCC_PATA_NAME);
549 if ((ctl_addr = ioremap(ctl_base, ctl_size)) == NULL)
552 if ((dma_addr = ioremap(dma_base, dma_size)) == NULL)
556 scc_ports[i].ctl = (unsigned long)ctl_addr;
557 scc_ports[i].dma = (unsigned long)dma_addr;
558 pci_set_drvdata(dev, (void *) &scc_ports[i]);
565 release_mem_region(dma_base, dma_size);
567 release_mem_region(ctl_base, ctl_size);
573 * init_setup_scc - set up an SCC PATA Controller
577 * Perform the initial set up for this device.
580 static int __devinit init_setup_scc(struct pci_dev *dev, ide_pci_device_t *d)
582 unsigned long ctl_base;
583 unsigned long dma_base;
584 unsigned long cckctrl_port;
585 unsigned long intmask_port;
586 unsigned long mode_port;
587 unsigned long ecmode_port;
588 unsigned long dma_status_port;
590 struct scc_ports *ports;
593 rc = setup_mmio_scc(dev, d->name);
598 ports = pci_get_drvdata(dev);
599 ctl_base = ports->ctl;
600 dma_base = ports->dma;
601 cckctrl_port = ctl_base + 0xff0;
602 intmask_port = dma_base + 0x010;
603 mode_port = ctl_base + 0x024;
604 ecmode_port = ctl_base + 0xf00;
605 dma_status_port = dma_base + 0x004;
607 /* controller initialization */
609 out_be32((void*)cckctrl_port, reg);
610 reg |= CCKCTRL_ATACLKOEN;
611 out_be32((void*)cckctrl_port, reg);
612 reg |= CCKCTRL_LCLKEN | CCKCTRL_OCLKEN;
613 out_be32((void*)cckctrl_port, reg);
615 out_be32((void*)cckctrl_port, reg);
618 reg = in_be32((void*)cckctrl_port);
619 if (reg & CCKCTRL_CRST)
624 reg |= CCKCTRL_ATARESET;
625 out_be32((void*)cckctrl_port, reg);
627 out_be32((void*)ecmode_port, ECMODE_VALUE);
628 out_be32((void*)mode_port, MODE_JCUSFEN);
629 out_be32((void*)intmask_port, INTMASK_MSK);
631 return ide_setup_pci_device(dev, d);
635 * init_mmio_iops_scc - set up the iops for MMIO
636 * @hwif: interface to set up
640 static void __devinit init_mmio_iops_scc(ide_hwif_t *hwif)
642 struct pci_dev *dev = hwif->pci_dev;
643 struct scc_ports *ports = pci_get_drvdata(dev);
644 unsigned long dma_base = ports->dma;
646 ide_set_hwifdata(hwif, ports);
648 hwif->INB = scc_ide_inb;
649 hwif->INW = scc_ide_inw;
650 hwif->INSW = scc_ide_insw;
651 hwif->INSL = scc_ide_insl;
652 hwif->OUTB = scc_ide_outb;
653 hwif->OUTBSYNC = scc_ide_outbsync;
654 hwif->OUTW = scc_ide_outw;
655 hwif->OUTSW = scc_ide_outsw;
656 hwif->OUTSL = scc_ide_outsl;
658 hwif->io_ports[IDE_DATA_OFFSET] = dma_base + 0x20;
659 hwif->io_ports[IDE_ERROR_OFFSET] = dma_base + 0x24;
660 hwif->io_ports[IDE_NSECTOR_OFFSET] = dma_base + 0x28;
661 hwif->io_ports[IDE_SECTOR_OFFSET] = dma_base + 0x2c;
662 hwif->io_ports[IDE_LCYL_OFFSET] = dma_base + 0x30;
663 hwif->io_ports[IDE_HCYL_OFFSET] = dma_base + 0x34;
664 hwif->io_ports[IDE_SELECT_OFFSET] = dma_base + 0x38;
665 hwif->io_ports[IDE_STATUS_OFFSET] = dma_base + 0x3c;
666 hwif->io_ports[IDE_CONTROL_OFFSET] = dma_base + 0x40;
668 hwif->irq = hwif->pci_dev->irq;
669 hwif->dma_base = dma_base;
670 hwif->config_data = ports->ctl;
675 * init_iops_scc - set up iops
676 * @hwif: interface to set up
678 * Do the basic setup for the SCC hardware interface
679 * and then do the MMIO setup.
682 static void __devinit init_iops_scc(ide_hwif_t *hwif)
684 struct pci_dev *dev = hwif->pci_dev;
685 hwif->hwif_data = NULL;
686 if (pci_get_drvdata(dev) == NULL)
688 init_mmio_iops_scc(hwif);
692 * init_hwif_scc - set up hwif
693 * @hwif: interface to set up
695 * We do the basic set up of the interface structure. The SCC
696 * requires several custom handlers so we override the default
697 * ide DMA handlers appropriately.
700 static void __devinit init_hwif_scc(ide_hwif_t *hwif)
702 struct scc_ports *ports = ide_get_hwifdata(hwif);
704 ports->hwif_id = hwif->index;
706 hwif->dma_command = hwif->dma_base;
707 hwif->dma_status = hwif->dma_base + 0x04;
708 hwif->dma_prdtable = hwif->dma_base + 0x08;
711 out_be32((void __iomem *)(hwif->dma_base + 0x018), hwif->dmatable_dma);
713 hwif->dma_setup = scc_dma_setup;
714 hwif->ide_dma_end = scc_ide_dma_end;
715 hwif->speedproc = scc_tune_chipset;
716 hwif->tuneproc = scc_tuneproc;
717 hwif->ide_dma_check = scc_config_drive_for_dma;
719 hwif->drives[0].autotune = IDE_TUNE_AUTO;
720 hwif->drives[1].autotune = IDE_TUNE_AUTO;
722 if (in_be32((void __iomem *)(hwif->config_data + 0xff0)) & CCKCTRL_ATACLKOEN) {
723 hwif->ultra_mask = 0x7f; /* 133MHz */
725 hwif->ultra_mask = 0x3f; /* 100MHz */
727 hwif->mwdma_mask = 0x00;
728 hwif->swdma_mask = 0x00;
731 /* we support 80c cable only. */
737 hwif->drives[0].autodma = hwif->autodma;
738 hwif->drives[1].autodma = hwif->autodma;
741 #define DECLARE_SCC_DEV(name_str) \
744 .init_setup = init_setup_scc, \
745 .init_iops = init_iops_scc, \
746 .init_hwif = init_hwif_scc, \
748 .autodma = AUTODMA, \
749 .bootable = ON_BOARD, \
752 static ide_pci_device_t scc_chipsets[] __devinitdata = {
753 /* 0 */ DECLARE_SCC_DEV("sccIDE"),
757 * scc_init_one - pci layer discovery entry
759 * @id: ident table entry
761 * Called by the PCI code when it finds an SCC PATA controller.
762 * We then use the IDE PCI generic helper to do most of the work.
765 static int __devinit scc_init_one(struct pci_dev *dev, const struct pci_device_id *id)
767 ide_pci_device_t *d = &scc_chipsets[id->driver_data];
768 return d->init_setup(dev, d);
772 * scc_remove - pci layer remove entry
775 * Called by the PCI code when it removes an SCC PATA controller.
778 static void __devexit scc_remove(struct pci_dev *dev)
780 struct scc_ports *ports = pci_get_drvdata(dev);
781 ide_hwif_t *hwif = &ide_hwifs[ports->hwif_id];
782 unsigned long ctl_base = pci_resource_start(dev, 0);
783 unsigned long dma_base = pci_resource_start(dev, 1);
784 unsigned long ctl_size = pci_resource_len(dev, 0);
785 unsigned long dma_size = pci_resource_len(dev, 1);
787 if (hwif->dmatable_cpu) {
788 pci_free_consistent(hwif->pci_dev,
789 PRD_ENTRIES * PRD_BYTES,
792 hwif->dmatable_cpu = NULL;
795 ide_unregister(hwif->index);
797 hwif->chipset = ide_unknown;
798 iounmap((void*)ports->dma);
799 iounmap((void*)ports->ctl);
800 release_mem_region(dma_base, dma_size);
801 release_mem_region(ctl_base, ctl_size);
802 memset(ports, 0, sizeof(*ports));
805 static struct pci_device_id scc_pci_tbl[] = {
806 { PCI_VENDOR_ID_TOSHIBA_2, PCI_DEVICE_ID_TOSHIBA_SCC_ATA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
809 MODULE_DEVICE_TABLE(pci, scc_pci_tbl);
811 static struct pci_driver driver = {
813 .id_table = scc_pci_tbl,
814 .probe = scc_init_one,
815 .remove = scc_remove,
818 static int scc_ide_init(void)
820 return ide_pci_register_driver(&driver);
823 module_init(scc_ide_init);
825 static void scc_ide_exit(void)
827 ide_pci_unregister_driver(&driver);
829 module_exit(scc_ide_exit);
833 MODULE_DESCRIPTION("PCI driver module for Toshiba SCC IDE");
834 MODULE_LICENSE("GPL");