/* *  linux/drivers/ide/pci/generic.c	Version 0.11	December 30, 2002 * *  Copyright (C) 2001-2002	Andre Hedrick <andre@linux-ide.org> *  Portions (C) Copyright 2002  Red Hat Inc <alan@redhat.com> * * 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, 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. * * For the avoidance of doubt the "preferred form" of this code is one which * is in an open non patent encumbered format. Where cryptographic key signing * forms part of the process of creating an executable the information * including keys needed to generate an equivalently functional executable * are deemed to be part of the source code. */#undef REALLY_SLOW_IO		/* most systems can safely undef this */#include <linux/config.h> /* for CONFIG_BLK_DEV_IDEPCI */#include <linux/types.h>#include <linux/module.h>#include <linux/kernel.h>#include <linux/delay.h>#include <linux/timer.h>#include <linux/mm.h>#include <linux/ioport.h>#include <linux/blkdev.h>#include <linux/hdreg.h>#include <linux/pci.h>#include <linux/ide.h>#include <linux/init.h>#include <asm/io.h>#include "generic.h"static unsigned int __init init_chipset_generic (struct pci_dev *dev, const char *name){	return 0;}static void __init init_hwif_generic (ide_hwif_t *hwif){	switch(hwif->pci_dev->device) {		case PCI_DEVICE_ID_UMC_UM8673F:		case PCI_DEVICE_ID_UMC_UM8886A:		case PCI_DEVICE_ID_UMC_UM8886BF:			hwif->irq = hwif->channel ? 15 : 14;			break;		default:			break;	}	if (!(hwif->dma_base))		return;	hwif->atapi_dma = 1;	hwif->ultra_mask = 0x7f;	hwif->mwdma_mask = 0x07;	hwif->swdma_mask = 0x07;	if (!noautodma)		hwif->autodma = 1;	hwif->drives[0].autodma = hwif->autodma;	hwif->drives[1].autodma = hwif->autodma;}static void init_dma_generic (ide_hwif_t *hwif, unsigned long dmabase){	ide_setup_dma(hwif, dmabase, 8);}extern void ide_setup_pci_device(struct pci_dev *, ide_pci_device_t *);#if 0	/* Logic to add back later on */		if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE) {		ide_pci_device_t *unknown = unknown_chipset;//		unknown->vendor = dev->vendor;//		unknown->device = dev->device;		init_setup_unknown(dev, unknown);		return 1;	}	return 0;#endif	/** *	generic_init_one	-	called when a PIIX is found *	@dev: the generic device *	@id: the matching pci id * *	Called when the PCI registration layer (or the IDE initialization) *	finds a device matching our IDE device tables. */ static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_device_id *id){	ide_pci_device_t *d = &generic_chipsets[id->driver_data];	u16 command;	if (dev->device != d->device)		BUG();	if ((d->vendor == PCI_VENDOR_ID_UMC) &&	    (d->device == PCI_DEVICE_ID_UMC_UM8886A) &&	    (!(PCI_FUNC(dev->devfn) & 1)))		return 1; /* UM8886A/BF pair */	if ((d->vendor == PCI_VENDOR_ID_OPTI) &&	    (d->device == PCI_DEVICE_ID_OPTI_82C558) &&	    (!(PCI_FUNC(dev->devfn) & 1)))		return 1;	pci_read_config_word(dev, PCI_COMMAND, &command);	if(!(command & PCI_COMMAND_IO))	{		printk(KERN_INFO "Skipping disabled %s IDE controller.\n", d->name);		return 1; 	}	ide_setup_pci_device(dev, d);	MOD_INC_USE_COUNT;	return 0;}static struct pci_device_id generic_pci_tbl[] __devinitdata = {	{ PCI_VENDOR_ID_NS,     PCI_DEVICE_ID_NS_87410,            PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},	{ PCI_VENDOR_ID_PCTECH, PCI_DEVICE_ID_PCTECH_SAMURAI_IDE,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1},	{ PCI_VENDOR_ID_HOLTEK, PCI_DEVICE_ID_HOLTEK_6565,         PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2},	{ PCI_VENDOR_ID_UMC,    PCI_DEVICE_ID_UMC_UM8673F,         PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3},	{ PCI_VENDOR_ID_UMC,    PCI_DEVICE_ID_UMC_UM8886A,         PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4},	{ PCI_VENDOR_ID_UMC,    PCI_DEVICE_ID_UMC_UM8886BF,        PCI_ANY_ID, PCI_ANY_ID, 0, 0, 5},	{ PCI_VENDOR_ID_HINT,   PCI_DEVICE_ID_HINT_VXPROII_IDE,    PCI_ANY_ID, PCI_ANY_ID, 0, 0, 6},	{ PCI_VENDOR_ID_VIA,    PCI_DEVICE_ID_VIA_82C561,          PCI_ANY_ID, PCI_ANY_ID, 0, 0, 7},	{ PCI_VENDOR_ID_OPTI,   PCI_DEVICE_ID_OPTI_82C558,         PCI_ANY_ID, PCI_ANY_ID, 0, 0, 8},	{ 0, },};static struct pci_driver driver = {	.name		= "PCI IDE",	.id_table	= generic_pci_tbl,	.probe		= generic_init_one,};static int generic_ide_init(void){	return ide_pci_register_driver(&driver);}static void generic_ide_exit(void){	ide_pci_unregister_driver(&driver);}module_init(generic_ide_init);module_exit(generic_ide_exit);MODULE_AUTHOR("Andre Hedrick");MODULE_DESCRIPTION("PCI driver module for generic PCI IDE");MODULE_LICENSE("GPL");EXPORT_NO_SYMBOLS;