patch-2.3.99-pre1 linux/drivers/block/ide-pci.c
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- Lines: 729
- Date:
Wed Dec 31 16:00:00 1969
- Orig file:
v2.3.51/linux/drivers/block/ide-pci.c
- Orig date:
Thu Mar 2 14:36:22 2000
diff -u --recursive --new-file v2.3.51/linux/drivers/block/ide-pci.c linux/drivers/block/ide-pci.c
@@ -1,728 +0,0 @@
-/*
- * linux/drivers/block/ide-pci.c Version 1.04 July 27, 1999
- *
- * Copyright (c) 1998-1999 Andre Hedrick
- *
- * 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_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_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_VIA_IDE ((ide_pci_devid_t){PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C561})
-#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_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_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_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_AMD7409 ((ide_pci_devid_t){PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_VIPER_7409})
-
-#define IDE_IGNORE ((void *)-1)
-
-#ifdef CONFIG_BLK_DEV_AEC6210
-extern unsigned int pci_init_aec6210(struct pci_dev *, const char *);
-extern void ide_init_aec6210(ide_hwif_t *);
-extern void ide_dmacapable_aec6210(ide_hwif_t *, unsigned long);
-#define PCI_AEC6210 &pci_init_aec6210
-#define INIT_AEC6210 &ide_init_aec6210
-#define DMA_AEC6210 &ide_dmacapable_aec6210
-#else
-#define PCI_AEC6210 NULL
-#define INIT_AEC6210 NULL
-#define DMA_AEC6210 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_AMD7409
-extern unsigned int pci_init_amd7409(struct pci_dev *, const char *);
-extern unsigned int ata66_amd7409(ide_hwif_t *);
-extern void ide_init_amd7409(ide_hwif_t *);
-extern void ide_dmacapable_amd7409(ide_hwif_t *, unsigned long);
-#define PCI_AMD7409 &pci_init_amd7409
-#define ATA66_AMD7409 &ata66_amd7409
-#define INIT_AMD7409 &ide_init_amd7409
-#define DMA_AMD7409 &ide_dmacapable_amd7409
-#else
-#define PCI_AMD7409 NULL
-#define ATA66_AMD7409 NULL
-#define INIT_AMD7409 NULL
-#define DMA_AMD7409 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 = 0;
-static byte hpt363_shared_pin = 0;
-#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_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_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_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_SL82C105
-extern void ide_init_sl82c105(ide_hwif_t *);
-extern void ide_dmacapable_sl82c105(ide_hwif_t *, unsigned long);
-#define INIT_W82C105 &ide_init_sl82c105
-#define DMA_W82C105 &ide_dmacapable_sl82c105
-#else
-#define INIT_W82C105 IDE_IGNORE
-#define DMA_W82C105 NULL
-#endif
-
-#ifdef CONFIG_BLK_DEV_TRM290
-extern void ide_init_trm290(ide_hwif_t *);
-#define INIT_TRM290 &ide_init_trm290
-#else
-#define INIT_TRM290 IDE_IGNORE
-#endif
-
-#ifdef CONFIG_BLK_DEV_VIA82CXXX
-extern unsigned int pci_init_via82cxxx(struct pci_dev *, const char *);
-extern unsigned int ata66_via82cxxx(ide_hwif_t *);
-extern void ide_init_via82cxxx(ide_hwif_t *);
-extern void ide_dmacapable_via82cxxx(ide_hwif_t *, unsigned long);
-#define PCI_VIA82CXXX &pci_init_via82cxxx
-#define ATA66_VIA82CXXX &ata66_via82cxxx
-#define INIT_VIA82CXXX &ide_init_via82cxxx
-#define DMA_VIA82CXXX &ide_dmacapable_via82cxxx
-#else
-#define PCI_VIA82CXXX NULL
-#define ATA66_VIA82CXXX NULL
-#define INIT_VIA82CXXX NULL
-#define DMA_VIA82CXXX NULL
-#endif
-
-typedef struct ide_pci_enablebit_s {
- byte reg; /* byte pci reg holding the enable-bit */
- byte mask; /* mask to isolate the enable-bit */
- byte val; /* value of masked reg when "enabled" */
-} ide_pci_enablebit_t;
-
-typedef struct ide_pci_device_s {
- ide_pci_devid_t devid;
- const char *name;
- unsigned int (*init_chipset)(struct pci_dev *dev, const char *name);
- unsigned int (*ata66_check)(ide_hwif_t *hwif);
- void (*init_hwif)(ide_hwif_t *hwif);
- void (*dma_init)(ide_hwif_t *hwif, unsigned long dmabase);
- ide_pci_enablebit_t enablebits[2];
- byte bootable;
- unsigned int extra;
-} ide_pci_device_t;
-
-static ide_pci_device_t ide_pci_chipsets[] __initdata = {
- {DEVID_PIIXa, "PIIX", NULL, NULL, INIT_PIIX, NULL, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0 },
- {DEVID_PIIXb, "PIIX", NULL, NULL, INIT_PIIX, NULL, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0 },
- {DEVID_PIIX3, "PIIX3", PCI_PIIX, NULL, INIT_PIIX, NULL, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0 },
- {DEVID_PIIX4, "PIIX4", PCI_PIIX, NULL, INIT_PIIX, NULL, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0 },
- {DEVID_PIIX4E, "PIIX4", PCI_PIIX, NULL, INIT_PIIX, NULL, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0 },
- {DEVID_PIIX4U, "PIIX4", PCI_PIIX, ATA66_PIIX, INIT_PIIX, NULL, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0 },
- {DEVID_PIIX4U2, "PIIX4", PCI_PIIX, ATA66_PIIX, INIT_PIIX, NULL, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0 },
- {DEVID_VIA_IDE, "VIA_IDE", NULL, NULL, NULL, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_VP_IDE, "VP_IDE", PCI_VIA82CXXX, ATA66_VIA82CXXX,INIT_VIA82CXXX, DMA_VIA82CXXX, {{0x40,0x02,0x02}, {0x40,0x01,0x01}}, ON_BOARD, 0 },
- {DEVID_PDC20246,"PDC20246", PCI_PDC202XX, NULL, INIT_PDC202XX, NULL, {{0x50,0x02,0x02}, {0x50,0x04,0x04}}, OFF_BOARD, 16 },
- {DEVID_PDC20262,"PDC20262", PCI_PDC202XX, ATA66_PDC202XX, INIT_PDC202XX, NULL, {{0x50,0x02,0x02}, {0x50,0x04,0x04}}, OFF_BOARD, 48 },
- {DEVID_RZ1000, "RZ1000", NULL, NULL, INIT_RZ1000, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_RZ1001, "RZ1001", NULL, NULL, INIT_RZ1000, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_SAMURAI, "SAMURAI", NULL, NULL, INIT_SAMURAI, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_CMD640, "CMD640", NULL, NULL, IDE_IGNORE, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_NS87410, "NS87410", NULL, NULL, NULL, NULL, {{0x43,0x08,0x08}, {0x47,0x08,0x08}}, ON_BOARD, 0 },
- {DEVID_SIS5513, "SIS5513", PCI_SIS5513, ATA66_SIS5513, INIT_SIS5513, NULL, {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}}, ON_BOARD, 0 },
- {DEVID_CMD643, "CMD643", PCI_CMD64X, NULL, INIT_CMD64X, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_CMD646, "CMD646", PCI_CMD64X, NULL, INIT_CMD64X, NULL, {{0x00,0x00,0x00}, {0x51,0x80,0x80}}, ON_BOARD, 0 },
- {DEVID_CMD648, "CMD648", PCI_CMD64X, ATA66_CMD64X, INIT_CMD64X, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_HT6565, "HT6565", NULL, NULL, NULL, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_OPTI621, "OPTI621", NULL, NULL, INIT_OPTI621, NULL, {{0x45,0x80,0x00}, {0x40,0x08,0x00}}, ON_BOARD, 0 },
- {DEVID_OPTI621X,"OPTI621X", NULL, NULL, INIT_OPTI621, NULL, {{0x45,0x80,0x00}, {0x40,0x08,0x00}}, ON_BOARD, 0 },
- {DEVID_TRM290, "TRM290", NULL, NULL, INIT_TRM290, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_NS87415, "NS87415", NULL, NULL, INIT_NS87415, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_AEC6210, "AEC6210", PCI_AEC6210, NULL, INIT_AEC6210, DMA_AEC6210, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, OFF_BOARD, 0 },
- {DEVID_W82C105, "W82C105", NULL, NULL, INIT_W82C105, DMA_W82C105, {{0x40,0x01,0x01}, {0x40,0x10,0x10}}, ON_BOARD, 0 },
- {DEVID_UM8673F, "UM8673F", NULL, NULL, NULL, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_UM8886A, "UM8886A", NULL, NULL, NULL, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_UM8886BF,"UM8886BF", NULL, NULL, NULL, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_HPT34X, "HPT34X", PCI_HPT34X, NULL, INIT_HPT34X, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, NEVER_BOARD, 16 },
- {DEVID_HPT366, "HPT366", PCI_HPT366, ATA66_HPT366, INIT_HPT366, DMA_HPT366, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, OFF_BOARD, 240 },
- {DEVID_ALI15X3, "ALI15X3", PCI_ALI15X3, ATA66_ALI15X3, INIT_ALI15X3, DMA_ALI15X3, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_CY82C693,"CY82C693", PCI_CY82C693, NULL, INIT_CY82C693, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_HINT, "HINT_IDE", NULL, NULL, NULL, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_CS5530, "CS5530", PCI_CS5530, NULL, INIT_CS5530, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 },
- {DEVID_AMD7409, "AMD7409", PCI_AMD7409, ATA66_AMD7409, INIT_AMD7409, DMA_AMD7409, {{0x40,0x01,0x01}, {0x40,0x02,0x02}}, ON_BOARD, 0 },
- {IDE_PCI_DEVID_NULL, "PCI_IDE", NULL, NULL, NULL, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 }};
-
-/*
- * This allows offboard ide-pci cards the enable a BIOS, verify interrupt
- * settings of split-mirror pci-config space, place chipset into init-mode,
- * and/or preserve an interrupt if the card is not native ide support.
- */
-static unsigned int __init ide_special_settings (struct pci_dev *dev, const char *name)
-{
- switch(dev->device) {
- case PCI_DEVICE_ID_TTI_HPT366:
- case PCI_DEVICE_ID_PROMISE_20246:
- case PCI_DEVICE_ID_PROMISE_20262:
- case PCI_DEVICE_ID_ARTOP_ATP850UF:
- return dev->irq;
- default:
- break;
- }
- return 0;
-}
-
-/*
- * Match a PCI IDE port against an entry in ide_hwifs[],
- * based on io_base port if possible.
- */
-static ide_hwif_t __init *ide_match_hwif (unsigned long io_base, byte bootable, const char *name)
-{
- int h;
- ide_hwif_t *hwif;
-
- /*
- * Look for a hwif with matching io_base specified using
- * parameters to ide_setup().
- */
- for (h = 0; h < MAX_HWIFS; ++h) {
- hwif = &ide_hwifs[h];
- if (hwif->io_ports[IDE_DATA_OFFSET] == io_base) {
- if (hwif->chipset == ide_generic)
- return hwif; /* a perfect match */
- }
- }
- /*
- * Look for a hwif with matching io_base default value.
- * If chipset is "ide_unknown", then claim that hwif slot.
- * Otherwise, some other chipset has already claimed it.. :(
- */
- for (h = 0; h < MAX_HWIFS; ++h) {
- hwif = &ide_hwifs[h];
- if (hwif->io_ports[IDE_DATA_OFFSET] == io_base) {
- if (hwif->chipset == ide_unknown)
- return hwif; /* match */
- printk("%s: port 0x%04lx already claimed by %s\n", name, io_base, hwif->name);
- return NULL; /* already claimed */
- }
- }
- /*
- * Okay, there is no hwif matching our io_base,
- * so we'll just claim an unassigned slot.
- * Give preference to claiming other slots before claiming ide0/ide1,
- * just in case there's another interface yet-to-be-scanned
- * which uses ports 1f0/170 (the ide0/ide1 defaults).
- *
- * Unless there is a bootable card that does not use the standard
- * ports 1f0/170 (the ide0/ide1 defaults). The (bootable) flag.
- */
- if (bootable) {
- for (h = 0; h < MAX_HWIFS; ++h) {
- hwif = &ide_hwifs[h];
- if (hwif->chipset == ide_unknown)
- return hwif; /* pick an unused entry */
- }
- } else {
- for (h = 2; h < MAX_HWIFS; ++h) {
- hwif = ide_hwifs + h;
- if (hwif->chipset == ide_unknown)
- return hwif; /* pick an unused entry */
- }
- }
- for (h = 0; h < 2; ++h) {
- hwif = ide_hwifs + h;
- if (hwif->chipset == ide_unknown)
- return hwif; /* pick an unused entry */
- }
- printk("%s: too many IDE interfaces, no room in table\n", name);
- return NULL;
-}
-
-static int __init ide_setup_pci_baseregs (struct pci_dev *dev, const char *name)
-{
- byte reg, progif = 0;
-
- /*
- * Place both IDE interfaces into PCI "native" mode:
- */
- if (pci_read_config_byte(dev, PCI_CLASS_PROG, &progif) || (progif & 5) != 5) {
- if ((progif & 0xa) != 0xa) {
- printk("%s: device not capable of full native PCI mode\n", name);
- return 1;
- }
- printk("%s: placing both ports into native PCI mode\n", name);
- (void) pci_write_config_byte(dev, PCI_CLASS_PROG, progif|5);
- if (pci_read_config_byte(dev, PCI_CLASS_PROG, &progif) || (progif & 5) != 5) {
- printk("%s: rewrite of PROGIF failed, wanted 0x%04x, got 0x%04x\n", name, progif|5, progif);
- return 1;
- }
- }
- /*
- * Setup base registers for IDE command/control spaces for each interface:
- */
- for (reg = 0; reg < 4; reg++) {
- struct resource *res = dev->resource + reg;
- if (!(res->flags & PCI_BASE_ADDRESS_SPACE_IO))
- continue;
- if (!res->start) {
- printk("%s: Missing I/O address #%d\n", name, reg);
- return 1;
- }
- }
- return 0;
-}
-
-/*
- * ide_setup_pci_device() looks at the primary/secondary interfaces
- * on a PCI IDE device and, if they are enabled, prepares the IDE driver
- * for use with them. This generic code works for most PCI chipsets.
- *
- * One thing that is not standardized is the location of the
- * primary/secondary interface "enable/disable" bits. For chipsets that
- * we "know" about, this information is in the ide_pci_device_t struct;
- * for all other chipsets, we just assume both interfaces are enabled.
- */
-static void __init ide_setup_pci_device (struct pci_dev *dev, ide_pci_device_t *d)
-{
- unsigned int port, at_least_one_hwif_enabled = 0, autodma = 0, pciirq = 0;
- unsigned short pcicmd = 0, tried_config = 0;
- byte tmp = 0;
- ide_hwif_t *hwif, *mate = NULL;
-
-#ifdef CONFIG_IDEDMA_AUTO
- autodma = 1;
-#endif
-check_if_enabled:
- if (pci_read_config_word(dev, PCI_COMMAND, &pcicmd)) {
- printk("%s: error accessing PCI regs\n", d->name);
- return;
- }
- if (!(pcicmd & PCI_COMMAND_IO)) { /* is device disabled? */
- /*
- * PnP BIOS was *supposed* to have set this device up for us,
- * but we can do it ourselves, so long as the BIOS has assigned an IRQ
- * (or possibly the device is using a "legacy header" for IRQs).
- * Maybe the user deliberately *disabled* the device,
- * but we'll eventually ignore it again if no drives respond.
- */
- if (tried_config++
- || ide_setup_pci_baseregs(dev, d->name)
- || pci_write_config_word(dev, PCI_COMMAND, pcicmd | PCI_COMMAND_IO)) {
- printk("%s: device disabled (BIOS)\n", d->name);
- return;
- }
- autodma = 0; /* default DMA off if we had to configure it here */
- goto check_if_enabled;
- }
- if (tried_config)
- printk("%s: device enabled (Linux)\n", d->name);
- /*
- * Can we trust the reported IRQ?
- */
- pciirq = dev->irq;
- if ((dev->class & ~(0xfa)) != ((PCI_CLASS_STORAGE_IDE << 8) | 5)) {
- printk("%s: not 100%% native mode: will probe irqs later\n", d->name);
- /*
- * This allows offboard ide-pci cards the enable a BIOS,
- * verify interrupt settings of split-mirror pci-config
- * space, place chipset into init-mode, and/or preserve
- * an interrupt if the card is not native ide support.
- */
- pciirq = (d->init_chipset) ? d->init_chipset(dev, d->name) : ide_special_settings(dev, d->name);
- } else if (tried_config) {
- printk("%s: will probe irqs later\n", d->name);
- pciirq = 0;
- } else if (!pciirq) {
- printk("%s: bad irq (%d): will probe later\n", d->name, pciirq);
- pciirq = 0;
- } else {
- if (d->init_chipset)
- (void) d->init_chipset(dev, d->name);
-#ifdef __sparc__
- printk("%s: 100%% native mode on irq %s\n",
- d->name, __irq_itoa(pciirq));
-#else
- printk("%s: 100%% native mode on irq %d\n", d->name, pciirq);
-#endif
- }
- if (IDE_PCI_DEVID_EQ(d->devid, DEVID_HPT34X)) {
- /* see comments in hpt34x.c on why..... */
- d->bootable = (pcicmd & PCI_COMMAND_MEMORY) ? OFF_BOARD : NEVER_BOARD;
- }
- /*
- * Set up the IDE ports
- */
- for (port = 0; port <= 1; ++port) {
- unsigned long base = 0, ctl = 0;
- ide_pci_enablebit_t *e = &(d->enablebits[port]);
- if (e->reg && (pci_read_config_byte(dev, e->reg, &tmp) || (tmp & e->mask) != e->val))
- continue; /* port not enabled */
- if (IDE_PCI_DEVID_EQ(d->devid, DEVID_HPT366) && (port))
- return;
- if ((dev->class >> 8) != PCI_CLASS_STORAGE_IDE || (dev->class & (port ? 4 : 1)) != 0) {
- ctl = dev->resource[(2*port)+1].start;
- base = dev->resource[2*port].start;
- if (!(ctl & PCI_BASE_ADDRESS_IO_MASK) ||
- !(base & PCI_BASE_ADDRESS_IO_MASK)) {
- printk("%s: IO baseregs (BIOS) are reported as MEM, report to <andre@suse.com>.\n", d->name);
-#if 0
- /* FIXME! This really should check that it really gets the IO/MEM part right! */
- continue;
-#endif
- }
- }
- if ((ctl && !base) || (base && !ctl)) {
- printk("%s: inconsistent baseregs (BIOS) for port %d, skipping\n", d->name, port);
- continue;
- }
- if (!ctl)
- ctl = port ? 0x374 : 0x3f4; /* use default value */
- if (!base)
- base = port ? 0x170 : 0x1f0; /* use default value */
- if ((hwif = ide_match_hwif(base, d->bootable, d->name)) == NULL)
- continue; /* no room in ide_hwifs[] */
- if (hwif->io_ports[IDE_DATA_OFFSET] != base) {
- ide_init_hwif_ports(&hwif->hw, base, (ctl | 2), NULL);
- memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->io_ports));
- hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET];
- }
- hwif->chipset = ide_pci;
- hwif->pci_dev = dev;
- hwif->pci_devid = d->devid;
- hwif->channel = port;
- if (!hwif->irq)
- hwif->irq = pciirq;
- if (mate) {
- hwif->mate = mate;
- mate->mate = hwif;
- if (IDE_PCI_DEVID_EQ(d->devid, DEVID_AEC6210)) {
- hwif->serialized = 1;
- mate->serialized = 1;
- }
- }
- if (IDE_PCI_DEVID_EQ(d->devid, DEVID_UM8886A) ||
- IDE_PCI_DEVID_EQ(d->devid, DEVID_UM8886BF) ||
- IDE_PCI_DEVID_EQ(d->devid, DEVID_UM8673F)) {
- hwif->irq = hwif->channel ? 15 : 14;
- goto bypass_umc_dma;
- }
- if (hwif->udma_four) {
- printk("%s: ATA-66 forced bit set (WARNING)!!\n", d->name);
- } else {
- hwif->udma_four = (d->ata66_check) ? d->ata66_check(hwif) : 0;
- }
-#ifdef CONFIG_BLK_DEV_IDEDMA
- if (IDE_PCI_DEVID_EQ(d->devid, DEVID_SIS5513) ||
- IDE_PCI_DEVID_EQ(d->devid, DEVID_HPT34X))
- autodma = 0;
- if (autodma)
- hwif->autodma = 1;
- if (IDE_PCI_DEVID_EQ(d->devid, DEVID_PDC20246) ||
- IDE_PCI_DEVID_EQ(d->devid, DEVID_PDC20262) ||
- IDE_PCI_DEVID_EQ(d->devid, DEVID_AEC6210) ||
- IDE_PCI_DEVID_EQ(d->devid, DEVID_HPT34X) ||
- IDE_PCI_DEVID_EQ(d->devid, DEVID_HPT366) ||
- IDE_PCI_DEVID_EQ(d->devid, DEVID_CS5530) ||
- IDE_PCI_DEVID_EQ(d->devid, DEVID_CY82C693) ||
- ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE && (dev->class & 0x80))) {
- unsigned long dma_base = ide_get_or_set_dma_base(hwif, (!mate && d->extra) ? d->extra : 0, d->name);
- if (dma_base && !(pcicmd & PCI_COMMAND_MASTER)) {
- /*
- * Set up BM-DMA capability (PnP BIOS should have done this)
- */
- hwif->autodma = 0; /* default DMA off if we had to configure it here */
- (void) pci_write_config_word(dev, PCI_COMMAND, pcicmd | PCI_COMMAND_MASTER);
- if (pci_read_config_word(dev, PCI_COMMAND, &pcicmd) || !(pcicmd & PCI_COMMAND_MASTER)) {
- printk("%s: %s error updating PCICMD\n", hwif->name, d->name);
- dma_base = 0;
- }
- }
- if (dma_base) {
- if (d->dma_init) {
- d->dma_init(hwif, dma_base);
- } else {
- ide_setup_dma(hwif, dma_base, 8);
- }
- } else {
- printk("%s: %s Bus-Master DMA disabled (BIOS)\n", hwif->name, d->name);
- }
- }
-#endif /* CONFIG_BLK_DEV_IDEDMA */
-bypass_umc_dma:
- if (d->init_hwif) /* Call chipset-specific routine for each enabled hwif */
- d->init_hwif(hwif);
- mate = hwif;
- at_least_one_hwif_enabled = 1;
- }
- if (!at_least_one_hwif_enabled)
- printk("%s: neither IDE port enabled (BIOS)\n", d->name);
-}
-
-static void __init hpt366_device_order_fixup (struct pci_dev *dev, ide_pci_device_t *d)
-{
- struct pci_dev *dev2 = NULL, *findev;
- ide_pci_device_t *d2;
- unsigned char pin1 = 0, pin2 = 0;
-
- if (PCI_FUNC(dev->devfn) & 1)
- return;
- pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin1);
- pci_for_each_dev(findev) {
- if ((findev->vendor == dev->vendor) &&
- (findev->device == dev->device) &&
- ((findev->devfn - dev->devfn) == 1) &&
- (PCI_FUNC(findev->devfn) & 1)) {
- dev2 = findev;
- pci_read_config_byte(dev2, PCI_INTERRUPT_PIN, &pin2);
- hpt363_shared_pin = (pin1 != pin2) ? 1 : 0;
- hpt363_shared_irq = (dev->irq == dev2->irq) ? 1 : 0;
- if (hpt363_shared_pin && hpt363_shared_irq) {
- d->bootable = ON_BOARD;
- printk("%s: onboard version of chipset, pin1=%d pin2=%d\n", d->name, pin1, pin2);
- }
- break;
- }
- }
- printk("%s: IDE controller on PCI bus %02x dev %02x\n", d->name, dev->bus->number, dev->devfn);
- ide_setup_pci_device(dev, d);
- if (!dev2)
- return;
- d2 = d;
- printk("%s: IDE controller on PCI bus %02x dev %02x\n", d2->name, dev2->bus->number, dev2->devfn);
- if (hpt363_shared_pin && !hpt363_shared_irq) {
- printk("%s: IDE controller run unsupported mode three!!!\n", d2->name);
-#ifndef CONFIG_HPT366_MODE3
- printk("%s: IDE controller report to <andre@suse.com>\n", d->name);
- return;
-#else /* CONFIG_HPT366_MODE3 */
- printk("%s: OVERRIDE IDE controller not advisable this mode!!!\n", d2->name);
-#endif /* CONFIG_HPT366_MODE3 */
- }
- ide_setup_pci_device(dev2, d2);
-}
-
-/*
- * ide_scan_pcibus() gets invoked at boot time from ide.c.
- * It finds all PCI IDE controllers and calls ide_setup_pci_device for them.
- */
-void __init ide_scan_pcidev (struct pci_dev *dev)
-{
- ide_pci_devid_t devid;
- ide_pci_device_t *d;
-
- devid.vid = dev->vendor;
- devid.did = dev->device;
- for (d = ide_pci_chipsets; d->devid.vid && !IDE_PCI_DEVID_EQ(d->devid, devid); ++d);
- if (d->init_hwif == IDE_IGNORE)
- printk("%s: ignored by ide_scan_pci_device() (uses own driver)\n", d->name);
- else if (IDE_PCI_DEVID_EQ(d->devid, DEVID_OPTI621V) && !(PCI_FUNC(dev->devfn) & 1))
- return;
- else if (IDE_PCI_DEVID_EQ(d->devid, DEVID_CY82C693) && (!(PCI_FUNC(dev->devfn) & 1) || !((dev->class >> 8) == PCI_CLASS_STORAGE_IDE)))
- return; /* CY82C693 is more than only a IDE controller */
- else if (IDE_PCI_DEVID_EQ(d->devid, DEVID_UM8886A) && !(PCI_FUNC(dev->devfn) & 1))
- return; /* UM8886A/BF pair */
- else if (IDE_PCI_DEVID_EQ(d->devid, DEVID_HPT366))
- hpt366_device_order_fixup(dev, d);
- else if (!IDE_PCI_DEVID_EQ(d->devid, IDE_PCI_DEVID_NULL) || (dev->class >> 8) == PCI_CLASS_STORAGE_IDE) {
- if (IDE_PCI_DEVID_EQ(d->devid, IDE_PCI_DEVID_NULL))
- printk("%s: unknown IDE controller on PCI bus %02x device %02x, VID=%04x, DID=%04x\n",
- d->name, dev->bus->number, dev->devfn, devid.vid, devid.did);
- else
- printk("%s: IDE controller on PCI bus %02x dev %02x\n", d->name, dev->bus->number, dev->devfn);
- ide_setup_pci_device(dev, d);
- }
-}
-
-void __init ide_scan_pcibus (int scan_direction)
-{
- struct pci_dev *dev;
-
- if (!scan_direction) {
- pci_for_each_dev(dev) {
- ide_scan_pcidev(dev);
- }
- } else {
- pci_for_each_dev_reverse(dev) {
- ide_scan_pcidev(dev);
- }
- }
-}
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)