sys/arch/powerpc/marvell/pci_machdep.h

   1 /*      $NetBSD: pci_machdep.h,v 1.7 2005/12/11 12:18:43 christos Exp $ */
   2
   3 /*
   4  * Copyright (c) 1996 Christopher G. Demetriou.  All rights reserved.
   5  * Copyright (c) 1994 Charles M. Hannum.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by Charles M. Hannum.
  18  * 4. The name of the author may not be used to endorse or promote products
  19  *    derived from this software without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #ifndef __MACHINE_PCI_MACHDEP_H
  34 #define __MACHINE_PCI_MACHDEP_H
  35
  36 /*
  37  * Machine-specific definitions for PCI autoconfiguration.
  38  */
  39 #define __PCI_BUS_DEVORDER 1
  40 #define __HAVE_PCI_CONF_HOOK 1
  41
  42 /*
  43  * be-specific PCI structure and type definitions.
  44  * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
  45  *
  46  * Configuration tag; created from a {bus,device,function} triplet by
  47  * pci_make_tag(), and passed to pci_conf_read() and pci_conf_write().
  48  * We could instead always pass the {bus,device,function} triplet to
  49  * the read and write routines, but this would cause extra overhead.
  50  */
  51
  52 struct pci_attach_args; /* Forward declaration */
  53
  54 /*
  55  * Types provided to machine-independent PCI code
  56  */
  57 typedef struct pci_chipset *pci_chipset_tag_t;
  58 typedef int pcitag_t;
  59 typedef int pci_intr_handle_t;
  60
  61 struct pci_chipset_functions {
  62         void (*pcf_bus_attach_hook)(struct device *, struct device *,
  63                 struct pcibus_attach_args *);
  64         int (*pcf_bus_maxdevs)(pci_chipset_tag_t, int);
  65         void (*pcf_bus_devorder)(pci_chipset_tag_t, int, char []);
  66
  67         pcitag_t (*pcf_make_tag)(pci_chipset_tag_t, int, int, int);
  68         void (*pcf_decompose_tag)(pci_chipset_tag_t, pcitag_t, int *, int *,
  69                 int *);
  70
  71         pcireg_t (*pcf_conf_read)(pci_chipset_tag_t, pcitag_t, int);
  72         void (*pcf_conf_write)(pci_chipset_tag_t, pcitag_t, int, pcireg_t);
  73         int (*pcf_conf_hook)(pci_chipset_tag_t, int, int, int, pcireg_t);
  74         void (*pcf_conf_interrupt)(pci_chipset_tag_t, int, int, int, int,
  75             int *);
  76
  77         int (*pcf_intr_map)(struct pci_attach_args *, pci_intr_handle_t *);
  78         const char *(*pcf_intr_string)(pci_chipset_tag_t, pci_intr_handle_t);
  79         const struct evcnt *(*pcf_intr_evcnt)(pci_chipset_tag_t,
  80             pci_intr_handle_t);
  81         void *(*pcf_intr_establish)(pci_chipset_tag_t, pci_intr_handle_t,
  82             int, int (*)(void *), void *);
  83         void (*pcf_intr_disestablish)(pci_chipset_tag_t, void *);
  84 };
  85
  86 struct pci_chipset {
  87         struct device *pc_parent;
  88         const struct pci_chipset_functions *pc_funcs;
  89 };
  90
  91 /*
  92  * Functions provided to machine-independent PCI code.
  93  */
  94
  95 #define pci_attach_hook(parent, self,  pba) \
  96         ((*(pba)->pba_pc->pc_funcs->pcf_bus_attach_hook)((parent), (self), (pba)))
  97 #define pci_bus_maxdevs(pc, busno) \
  98         ((*(pc)->pc_funcs->pcf_bus_maxdevs)((pc), (busno)))
  99 #define pci_make_tag(pc, bus, dev, func) \
 100         ((*(pc)->pc_funcs->pcf_make_tag)((pc), (bus), (dev), (func)))
 101 #define pci_decompose_tag(pc, tag, bp, dp, fp) \
 102         ((*(pc)->pc_funcs->pcf_decompose_tag)((pc), (tag), (bp), (dp), (fp)))
 103 #define pci_conf_read(pc, tag, reg) \
 104         ((*(pc)->pc_funcs->pcf_conf_read)((pc), (tag), (reg)))
 105 #define pci_conf_write(pc, tag, reg, data) \
 106         ((*(pc)->pc_funcs->pcf_conf_write)((pc), (tag), (reg), (data)))
 107 #define pci_conf_hook(pc, bus, dev, func, id) \
 108         ((*(pc)->pc_funcs->pcf_conf_hook)((pc), (bus), (dev), (func), (id)))
 109 #define pci_conf_interrupt(pc, bus, dev, pin, swiz, iline) \
 110         ((*(pc)->pc_funcs->pcf_conf_interrupt)((pc), (bus), (dev), (pin), (swiz), (iline)))
 111 #define pci_intr_map(pa, ihp) \
 112         ((*(pa)->pa_pc->pc_funcs->pcf_intr_map)((pa), (ihp)))
 113 #define pci_intr_string(pc, ih) \
 114         ((*(pc)->pc_funcs->pcf_intr_string)((pc), (ih)))
 115 #define pci_intr_evcnt(pc, ih) \
 116         ((*(pc)->pc_funcs->pcf_intr_evcnt)((pc), (ih)))
 117 #define pci_intr_establish(pc, ih, ipl, func, arg) \
 118         ((*(pc)->pc_funcs->pcf_intr_establish)((pc), (ih), (ipl), (func), (arg)))
 119 #define pci_intr_disestablish(pc, ih) \
 120         ((*(pc)->pc_funcs->pcf_intr_disestablish)((pc), (ih)))
 121 #define pci_bus_devorder(pc, bus, devs) \
 122         ((*(pc)->pc_funcs->pcf_bus_devorder)((pc), (bus), (devs)))
 123
 124 #endif /* __MACHINE_PCI_MACHDEP_H */