drivers/ide/pcihost.h

   1 /**** vi:set ts=8 sts=8 sw=8:************************************************
   2  *
   3  * Copyright (C) 2002 Marcin Dalecki <martin@dalecki.de>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 as published by
   7  * the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  */
  14
  15 /*
  16  * Declarations needed for the handling of PCI (mostly) based host chip set
  17  * interfaces.
  18  */
  19
  20 #ifdef CONFIG_BLK_DEV_PIIX
  21 extern int init_piix(void);
  22 #endif
  23 #ifdef CONFIG_BLK_DEV_VIA82CXXX
  24 extern int init_via82cxxx(void);
  25 #endif
  26 #ifdef CONFIG_BLK_DEV_PDC202XX
  27 extern int init_pdc202xx(void);
  28 #endif
  29 #ifdef CONFIG_BLK_DEV_RZ1000
  30 extern int init_rz1000(void);
  31 #endif
  32 #ifdef CONFIG_BLK_DEV_SIS5513
  33 extern int init_sis5513(void);
  34 #endif
  35 #ifdef CONFIG_BLK_DEV_CMD64X
  36 extern int init_cmd64x(void);
  37 #endif
  38 #ifdef CONFIG_BLK_DEV_OPTI621
  39 extern int init_opti621(void);
  40 #endif
  41 #ifdef CONFIG_BLK_DEV_TRM290
  42 extern int init_trm290(void);
  43 #endif
  44 #ifdef CONFIG_BLK_DEV_NS87415
  45 extern int init_ns87415(void);
  46 #endif
  47 #ifdef CONFIG_BLK_DEV_AEC62XX
  48 extern int init_aec62xx(void);
  49 #endif
  50 #ifdef CONFIG_BLK_DEV_SL82C105
  51 extern int init_sl82c105(void);
  52 #endif
  53 #ifdef CONFIG_BLK_DEV_HPT34X
  54 extern int init_hpt34x(void);
  55 #endif
  56 #ifdef CONFIG_BLK_DEV_HPT366
  57 extern int init_hpt366(void);
  58 #endif
  59 #ifdef CONFIG_BLK_DEV_ALI15X3
  60 extern int init_ali15x3(void);
  61 #endif
  62 #ifdef CONFIG_BLK_DEV_CY82C693
  63 extern int init_cy82c693(void);
  64 #endif
  65 #ifdef CONFIG_BLK_DEV_CS5530
  66 extern int init_cs5530(void);
  67 #endif
  68 #ifdef CONFIG_BLK_DEV_AMD74XX
  69 extern int init_amd74xx(void);
  70 #endif
  71 #ifdef CONFIG_BLK_DEV_SVWKS
  72 extern int init_svwks(void);
  73 #endif
  74 #ifdef CONFIG_BLK_DEV_IT8172
  75 extern int init_it8172(void);
  76 #endif
  77 extern int init_ata_pci_misc(void);
  78
  79 /*
  80  * Some combi chips, which can be used on the PCI bus or the VL bus can be in
  81  * some systems acessed either through the PCI config space or through the
  82  * hosts IO bus.  If the corresponding initialization driver is using the host
  83  * IO space to deal with them please define the following.
  84  */
  85
  86 #define ATA_PCI_IGNORE  ((void *)-1)
  87
  88 /*
  89  * Just to prevent us from having too many tinny headers we have consolidated
  90  * all those declarations here.
  91  */
  92
  93 #ifdef CONFIG_BLK_DEV_RZ1000
  94 extern void ide_probe_for_rz100x(void);
  95 #endif
  96
  97 typedef struct ide_pci_enablebit_s {
  98         u8      reg;    /* pci configuration register holding the enable-bit */
  99         u8      mask;   /* mask used to isolate the enable-bit */
 100         u8      val;    /* expected value of masked register when "enabled" */
 101 } ide_pci_enablebit_t;
 102
 103 /* Flags used to untangle quirk handling.
 104  */
 105 #define ATA_F_DMA       0x001
 106 #define ATA_F_NODMA     0x002   /* no DMA mode supported at all */
 107 #define ATA_F_NOADMA    0x004   /* DMA has to be enabled explicitely */
 108 #define ATA_F_FIXIRQ    0x008   /* fixed irq wiring */
 109 #define ATA_F_SER       0x010   /* serialize on first and second channel interrupts */
 110 #define ATA_F_IRQ       0x020   /* trust IRQ information from config */
 111 #define ATA_F_PHACK     0x040   /* apply PROMISE hacks */
 112 #define ATA_F_HPTHACK   0x080   /* apply HPT366 hacks */
 113 #define ATA_F_SIMPLEX   0x100   /* force treatment as simple device */
 114
 115
 116 struct ata_pci_device {
 117         unsigned short          vendor;
 118         unsigned short          device;
 119         unsigned int            (*init_chipset)(struct pci_dev *);
 120         void                    (*init_channel)(struct ata_channel *);
 121         void                    (*init_dma)(struct ata_channel *, unsigned long);
 122         ide_pci_enablebit_t     enablebits[2];
 123         unsigned int            bootable;
 124         unsigned int            extra;
 125         unsigned int            flags;
 126         struct ata_pci_device *next;    /* beware we link the netries in pleace */
 127 };
 128
 129 extern void ata_register_chipset(struct ata_pci_device *d);