ide-pci.c

em85xx的大硬盘修正代码包

/*
 *  linux/drivers/ide/ide-pci.c		Version 1.05	June 9, 2000
 *
 *  Copyright (c) 1998-2000  Andre Hedrick <[e-mail]>
 *
 *  Copyright (c) 1995-1998  Mark Lord
 *  May be copied or modified under the terms of the GNU General Public License
 */

/*
 *  This module provides support for automatic detection and
 *  configuration of all PCI IDE interfaces present in a system.  
 */

#include <linux/config.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/timer.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/ide.h>

#include <asm/io.h>
#include <asm/irq.h>

#define DEVID_PIIXa	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82371FB_0})
#define DEVID_PIIXb	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82371FB_1})
#define DEVID_MPIIX	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82371MX})
#define DEVID_PIIX3	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82371SB_1})
#define DEVID_PIIX4	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82371AB})
#define DEVID_PIIX4E	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82801AB_1})
#define DEVID_PIIX4E2	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82443MX_1})
#define DEVID_PIIX4U	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82801AA_1})
#define DEVID_PIIX4U2	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82372FB_1})
#define DEVID_PIIX4NX	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82451NX})
#define DEVID_PIIX4U3	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82801BA_9})
#define DEVID_PIIX4U4	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82801BA_8})
#define DEVID_PIIX4U5	((ide_pci_devid_t){PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82801CA_10})
#define DEVID_VIA_IDE	((ide_pci_devid_t){PCI_VENDOR_ID_VIA,     PCI_DEVICE_ID_VIA_82C561})
#define DEVID_MR_IDE	((ide_pci_devid_t){PCI_VENDOR_ID_VIA,     PCI_DEVICE_ID_VIA_82C576_1})
#define DEVID_VP_IDE	((ide_pci_devid_t){PCI_VENDOR_ID_VIA,     PCI_DEVICE_ID_VIA_82C586_1})
#define DEVID_PDC20246	((ide_pci_devid_t){PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20246})
#define DEVID_PDC20262	((ide_pci_devid_t){PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20262})
#define DEVID_PDC20265	((ide_pci_devid_t){PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20265})
#define DEVID_PDC20267	((ide_pci_devid_t){PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20267})
#define DEVID_PDC20268  ((ide_pci_devid_t){PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20268})
#define DEVID_PDC20268R ((ide_pci_devid_t){PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20268R})
#define DEVID_RZ1000	((ide_pci_devid_t){PCI_VENDOR_ID_PCTECH,  PCI_DEVICE_ID_PCTECH_RZ1000})
#define DEVID_RZ1001	((ide_pci_devid_t){PCI_VENDOR_ID_PCTECH,  PCI_DEVICE_ID_PCTECH_RZ1001})
#define DEVID_SAMURAI	((ide_pci_devid_t){PCI_VENDOR_ID_PCTECH,  PCI_DEVICE_ID_PCTECH_SAMURAI_IDE})
#define DEVID_CMD640	((ide_pci_devid_t){PCI_VENDOR_ID_CMD,     PCI_DEVICE_ID_CMD_640})
#define DEVID_CMD643	((ide_pci_devid_t){PCI_VENDOR_ID_CMD,     PCI_DEVICE_ID_CMD_643})
#define DEVID_CMD646	((ide_pci_devid_t){PCI_VENDOR_ID_CMD,     PCI_DEVICE_ID_CMD_646})
#define DEVID_CMD648	((ide_pci_devid_t){PCI_VENDOR_ID_CMD,     PCI_DEVICE_ID_CMD_648})
#define DEVID_CMD649	((ide_pci_devid_t){PCI_VENDOR_ID_CMD,     PCI_DEVICE_ID_CMD_649})
#define DEVID_SIS5513	((ide_pci_devid_t){PCI_VENDOR_ID_SI,      PCI_DEVICE_ID_SI_5513})
#define DEVID_OPTI621	((ide_pci_devid_t){PCI_VENDOR_ID_OPTI,    PCI_DEVICE_ID_OPTI_82C621})
#define DEVID_OPTI621V	((ide_pci_devid_t){PCI_VENDOR_ID_OPTI,    PCI_DEVICE_ID_OPTI_82C558})
#define DEVID_OPTI621X	((ide_pci_devid_t){PCI_VENDOR_ID_OPTI,    PCI_DEVICE_ID_OPTI_82C825})
#define DEVID_TRM290	((ide_pci_devid_t){PCI_VENDOR_ID_TEKRAM,  PCI_DEVICE_ID_TEKRAM_DC290})
#define DEVID_NS87410	((ide_pci_devid_t){PCI_VENDOR_ID_NS,      PCI_DEVICE_ID_NS_87410})
#define DEVID_NS87415	((ide_pci_devid_t){PCI_VENDOR_ID_NS,      PCI_DEVICE_ID_NS_87415})
#define DEVID_HT6565	((ide_pci_devid_t){PCI_VENDOR_ID_HOLTEK,  PCI_DEVICE_ID_HOLTEK_6565})
#define DEVID_AEC6210	((ide_pci_devid_t){PCI_VENDOR_ID_ARTOP,   PCI_DEVICE_ID_ARTOP_ATP850UF})
#define DEVID_AEC6260	((ide_pci_devid_t){PCI_VENDOR_ID_ARTOP,   PCI_DEVICE_ID_ARTOP_ATP860})
#define DEVID_AEC6260R	((ide_pci_devid_t){PCI_VENDOR_ID_ARTOP,   PCI_DEVICE_ID_ARTOP_ATP860R})
#define DEVID_W82C105	((ide_pci_devid_t){PCI_VENDOR_ID_WINBOND, PCI_DEVICE_ID_WINBOND_82C105})
#define DEVID_UM8673F	((ide_pci_devid_t){PCI_VENDOR_ID_UMC,     PCI_DEVICE_ID_UMC_UM8673F})
#define DEVID_UM8886A	((ide_pci_devid_t){PCI_VENDOR_ID_UMC,     PCI_DEVICE_ID_UMC_UM8886A})
#define DEVID_UM8886BF	((ide_pci_devid_t){PCI_VENDOR_ID_UMC,     PCI_DEVICE_ID_UMC_UM8886BF})
#define DEVID_HPT34X	((ide_pci_devid_t){PCI_VENDOR_ID_TTI,     PCI_DEVICE_ID_TTI_HPT343})
#define DEVID_HPT366	((ide_pci_devid_t){PCI_VENDOR_ID_TTI,     PCI_DEVICE_ID_TTI_HPT366})
#define DEVID_ALI15X3	((ide_pci_devid_t){PCI_VENDOR_ID_AL,      PCI_DEVICE_ID_AL_M5229})
#define DEVID_CY82C693	((ide_pci_devid_t){PCI_VENDOR_ID_CONTAQ,  PCI_DEVICE_ID_CONTAQ_82C693})
#define DEVID_HINT	((ide_pci_devid_t){0x3388,                0x8013})
#define DEVID_CS5530	((ide_pci_devid_t){PCI_VENDOR_ID_CYRIX,   PCI_DEVICE_ID_CYRIX_5530_IDE})
#define DEVID_AMD7401	((ide_pci_devid_t){PCI_VENDOR_ID_AMD,     PCI_DEVICE_ID_AMD_COBRA_7401})
#define DEVID_AMD7409	((ide_pci_devid_t){PCI_VENDOR_ID_AMD,     PCI_DEVICE_ID_AMD_VIPER_7409})
#define DEVID_AMD7411	((ide_pci_devid_t){PCI_VENDOR_ID_AMD,     PCI_DEVICE_ID_AMD_VIPER_7411})
#define DEVID_PDCADMA	((ide_pci_devid_t){PCI_VENDOR_ID_PDC,     PCI_DEVICE_ID_PDC_1841})
#define DEVID_SLC90E66	((ide_pci_devid_t){PCI_VENDOR_ID_EFAR,    PCI_DEVICE_ID_EFAR_SLC90E66_1})
#define DEVID_OSB4	((ide_pci_devid_t){PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_OSB4IDE})
#define DEVID_CSB5	((ide_pci_devid_t){PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB5IDE})
#define DEVID_ITE8172G	((ide_pci_devid_t){PCI_VENDOR_ID_ITE,     PCI_DEVICE_ID_ITE_IT8172G})

#define	IDE_IGNORE	((void *)-1)

#ifdef CONFIG_BLK_DEV_AEC62XX
extern unsigned int pci_init_aec62xx(struct pci_dev *, const char *);
extern unsigned int ata66_aec62xx(ide_hwif_t *);
extern void ide_init_aec62xx(ide_hwif_t *);
extern void ide_dmacapable_aec62xx(ide_hwif_t *, unsigned long);
#define PCI_AEC62XX	&pci_init_aec62xx
#define ATA66_AEC62XX	&ata66_aec62xx
#define INIT_AEC62XX	&ide_init_aec62xx
#define DMA_AEC62XX	&ide_dmacapable_aec62xx
#else
#define PCI_AEC62XX	NULL
#define ATA66_AEC62XX	NULL
#define INIT_AEC62XX	NULL
#define DMA_AEC62XX	NULL
#endif

#ifdef CONFIG_BLK_DEV_ALI15X3
extern unsigned int pci_init_ali15x3(struct pci_dev *, const char *);
extern unsigned int ata66_ali15x3(ide_hwif_t *);
extern void ide_init_ali15x3(ide_hwif_t *);
extern void ide_dmacapable_ali15x3(ide_hwif_t *, unsigned long);
#define PCI_ALI15X3	&pci_init_ali15x3
#define ATA66_ALI15X3	&ata66_ali15x3
#define INIT_ALI15X3	&ide_init_ali15x3
#define DMA_ALI15X3	&ide_dmacapable_ali15x3
#else
#define PCI_ALI15X3	NULL
#define ATA66_ALI15X3	NULL
#define INIT_ALI15X3	NULL
#define DMA_ALI15X3	NULL
#endif

#ifdef CONFIG_BLK_DEV_AMD74XX
extern unsigned int pci_init_amd74xx(struct pci_dev *, const char *);
extern unsigned int ata66_amd74xx(ide_hwif_t *);
extern void ide_init_amd74xx(ide_hwif_t *);
extern void ide_dmacapable_amd74xx(ide_hwif_t *, unsigned long);
#define PCI_AMD74XX	&pci_init_amd74xx
#define ATA66_AMD74XX	&ata66_amd74xx
#define INIT_AMD74XX	&ide_init_amd74xx
#define DMA_AMD74XX	&ide_dmacapable_amd74xx
#else
#define PCI_AMD74XX	NULL
#define ATA66_AMD74XX	NULL
#define INIT_AMD74XX	NULL
#define DMA_AMD74XX	NULL
#endif

#ifdef CONFIG_BLK_DEV_CMD64X
extern unsigned int pci_init_cmd64x(struct pci_dev *, const char *);
extern unsigned int ata66_cmd64x(ide_hwif_t *);
extern void ide_init_cmd64x(ide_hwif_t *);
extern void ide_dmacapable_cmd64x(ide_hwif_t *, unsigned long);
#define PCI_CMD64X	&pci_init_cmd64x
#define ATA66_CMD64X	&ata66_cmd64x
#define INIT_CMD64X	&ide_init_cmd64x
#else
#define PCI_CMD64X	NULL
#define ATA66_CMD64X	NULL
#ifdef __sparc_v9__
#define INIT_CMD64X	IDE_IGNORE
#else
#define INIT_CMD64X	NULL
#endif
#endif

#ifdef CONFIG_BLK_DEV_CY82C693
extern unsigned int pci_init_cy82c693(struct pci_dev *, const char *);
extern void ide_init_cy82c693(ide_hwif_t *);
#define PCI_CY82C693	&pci_init_cy82c693
#define INIT_CY82C693	&ide_init_cy82c693
#else
#define PCI_CY82C693	NULL
#define INIT_CY82C693	NULL
#endif

#ifdef CONFIG_BLK_DEV_CS5530
extern unsigned int pci_init_cs5530(struct pci_dev *, const char *);
extern void ide_init_cs5530(ide_hwif_t *);
#define PCI_CS5530	&pci_init_cs5530
#define INIT_CS5530	&ide_init_cs5530
#else
#define PCI_CS5530	NULL
#define INIT_CS5530	NULL
#endif

#ifdef CONFIG_BLK_DEV_HPT34X
extern unsigned int pci_init_hpt34x(struct pci_dev *, const char *);
extern void ide_init_hpt34x(ide_hwif_t *);
#define PCI_HPT34X	&pci_init_hpt34x
#define INIT_HPT34X	&ide_init_hpt34x
#else
#define PCI_HPT34X	NULL
#define INIT_HPT34X	IDE_IGNORE
#endif

#ifdef CONFIG_BLK_DEV_HPT366
extern byte hpt363_shared_irq;
extern byte hpt363_shared_pin;
extern unsigned int pci_init_hpt366(struct pci_dev *, const char *);
extern unsigned int ata66_hpt366(ide_hwif_t *);
extern void ide_init_hpt366(ide_hwif_t *);
extern void ide_dmacapable_hpt366(ide_hwif_t *, unsigned long);
#define PCI_HPT366	&pci_init_hpt366
#define ATA66_HPT366	&ata66_hpt366
#define INIT_HPT366	&ide_init_hpt366
#define DMA_HPT366	&ide_dmacapable_hpt366
#else
static byte hpt363_shared_irq;
static byte hpt363_shared_pin;
#define PCI_HPT366	NULL
#define ATA66_HPT366	NULL
#define INIT_HPT366	NULL
#define DMA_HPT366	NULL
#endif

#ifdef CONFIG_BLK_DEV_NS87415
extern void ide_init_ns87415(ide_hwif_t *);
#define INIT_NS87415	&ide_init_ns87415
#else
#define INIT_NS87415	IDE_IGNORE
#endif

#ifdef CONFIG_BLK_DEV_OPTI621
extern void ide_init_opti621(ide_hwif_t *);
#define INIT_OPTI621	&ide_init_opti621
#else
#define INIT_OPTI621	NULL
#endif

#ifdef CONFIG_BLK_DEV_PDC_ADMA
extern unsigned int pci_init_pdcadma(struct pci_dev *, const char *);
extern unsigned int ata66_pdcadma(ide_hwif_t *);
extern void ide_init_pdcadma(ide_hwif_t *);
extern void ide_dmacapable_pdcadma(ide_hwif_t *, unsigned long);
#define PCI_PDCADMA	&pci_init_pdcadma
#define ATA66_PDCADMA	&ata66_pdcadma
#define INIT_PDCADMA	&ide_init_pdcadma
#define DMA_PDCADMA	&ide_dmacapable_pdcadma
#else
#define PCI_PDCADMA	IDE_IGNORE
#define ATA66_PDCADMA	IDE_IGNORE
#define INIT_PDCADMA	IDE_IGNORE
#define DMA_PDCADMA	IDE_IGNORE
#endif

#ifdef CONFIG_BLK_DEV_PDC202XX
extern unsigned int pci_init_pdc202xx(struct pci_dev *, const char *);
extern unsigned int ata66_pdc202xx(ide_hwif_t *);
extern void ide_init_pdc202xx(ide_hwif_t *);
#define PCI_PDC202XX	&pci_init_pdc202xx
#define ATA66_PDC202XX	&ata66_pdc202xx
#define INIT_PDC202XX	&ide_init_pdc202xx
#else
#define PCI_PDC202XX	NULL
#define ATA66_PDC202XX	NULL
#define INIT_PDC202XX	NULL
#endif

#ifdef CONFIG_BLK_DEV_PIIX
extern unsigned int pci_init_piix(struct pci_dev *, const char *);
extern unsigned int ata66_piix(ide_hwif_t *);
extern void ide_init_piix(ide_hwif_t *);
#define PCI_PIIX	&pci_init_piix
#define ATA66_PIIX	&ata66_piix
#define INIT_PIIX	&ide_init_piix
#else
#define PCI_PIIX	NULL
#define ATA66_PIIX	NULL
#define INIT_PIIX	NULL
#endif

#ifdef CONFIG_BLK_DEV_IT8172
extern unsigned int pci_init_it8172(struct pci_dev *, const char *);
extern unsigned int ata66_it8172(ide_hwif_t *);
extern void ide_init_it8172(ide_hwif_t *);
#define PCI_IT8172	&pci_init_it8172
#define INIT_IT8172	&ide_init_it8172
#else
#define PCI_IT8172	NULL
#define ATA66_IT8172	NULL
#define INIT_IT8172	NULL
#endif

#ifdef CONFIG_BLK_DEV_RZ1000
extern void ide_init_rz1000(ide_hwif_t *);
#define INIT_RZ1000	&ide_init_rz1000
#else
#define INIT_RZ1000	IDE_IGNORE
#endif

#define INIT_SAMURAI	NULL

#ifdef CONFIG_BLK_DEV_SVWKS
extern unsigned int pci_init_svwks(struct pci_dev *, const char *);
extern unsigned int ata66_svwks(ide_hwif_t *);
extern void ide_init_svwks(ide_hwif_t *);
#define PCI_SVWKS	&pci_init_svwks
#define ATA66_SVWKS	&ata66_svwks
#define INIT_SVWKS	&ide_init_svwks
#else
#define PCI_SVWKS	NULL
#define ATA66_SVWKS	NULL
#define INIT_SVWKS	NULL
#endif

#ifdef CONFIG_BLK_DEV_SIS5513
extern unsigned int pci_init_sis5513(struct pci_dev *, const char *);
extern unsigned int ata66_sis5513(ide_hwif_t *);
extern void ide_init_sis5513(ide_hwif_t *);
#define PCI_SIS5513	&pci_init_sis5513
#define ATA66_SIS5513	&ata66_sis5513
#define INIT_SIS5513	&ide_init_sis5513
#else
#define PCI_SIS5513	NULL
#define ATA66_SIS5513	NULL
#define INIT_SIS5513	NULL
#endif

#ifdef CONFIG_BLK_DEV_SLC90E66
extern unsigned int pci_init_slc90e66(struct pci_dev *, const char *);