Targets/EV64420/pci/pci_machdep.h

   1 /*      $Id: pci_machdep.h,v 1.1.1.1 2006/09/14 01:59:08 root Exp $ */
   2
   3 /*
   4  * Copyright (c) 2001 Opsycon AB  (www.opsycon.se)
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  * 3. All advertising materials mentioning features or use of this software
  15  *    must display the following acknowledgement:
  16  *      This product includes software developed by Opsycon AB.
  17  * 4. The name of the author may not be used to endorse or promote products
  18  *    derived from this software without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
  21  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  22  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  24  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  *
  32  */
  33
  34 #include <target/pmon_target.h>
  35
  36 #include <pmon.h>
  37
  38 /*
  39  * Types provided to machine-independent PCI code
  40  */
  41 typedef struct arch_pci_chipset *pci_chipset_tag_t;
  42 typedef u_long pcitag_t;
  43 typedef u_long pci_intr_handle_t;
  44
  45 void     _pci_flush __P((void));
  46 int      _pci_hwinit __P((int, bus_space_tag_t, bus_space_tag_t));
  47 void     _pci_hwreinit __P((void));
  48 pcitag_t _pci_make_tag __P((int, int, int));
  49 void     _pci_break_tag __P((pcitag_t, int *, int *, int *));
  50 pcireg_t _pci_conf_read __P((pcitag_t, int));
  51 pcireg_t _pci_conf_readn __P((pcitag_t, int, int));
  52 void     _pci_conf_write __P((pcitag_t, int, pcireg_t));
  53 void     _pci_conf_writen __P((pcitag_t, int, pcireg_t,int));
  54 int      _pci_map_port __P((pcitag_t, int, unsigned int *));
  55 int      _pci_map_io __P((pcitag_t, int, vm_offset_t *, vm_offset_t *));
  56 int      _pci_map_mem __P((pcitag_t, int, vm_offset_t *, vm_offset_t *));
  57 void    *_pci_map_int __P((pcitag_t, int, int (*)(void *), void *));
  58 void     _pci_devinfo __P((pcireg_t, pcireg_t, int *, char *));
  59 void     _pci_businit __P((int));
  60 void     _pci_devinit __P((int));
  61 vm_offset_t _pci_cpumap __P((vm_offset_t, unsigned int));
  62 vm_offset_t _pci_dmamap __P((vm_offset_t, unsigned int));
  63
  64 void     _pci_bdfprintf (int bus, int device, int function, const char *fmt, ...);
  65 void     _pci_tagprintf (pcitag_t tag, const char *fmt, ...);
  66 int      _pci_canscan __P((pcitag_t tag));
  67
  68 /* sigh... compatibility */
  69 #define pci_hwinit                      _pci_hwinit
  70 #define pci_hwreinit                    _pci_hwreinit
  71 #define pci_make_tag                    _pci_make_tag
  72 #define pci_break_tag                   _pci_break_tag
  73 #define pci_conf_read(a, b, c)          _pci_conf_read(b, c)
  74 #define pci_conf_write(a, b, c, d)      _pci_conf_write(b, c, d)
  75 #define pci_map_port                    _pci_map_port
  76 #define pci_map_io                      _pci_map_io
  77 #define pci_map_mem                     _pci_map_mem
  78 #define pci_map_int                     _pci_map_int
  79 #define pci_devinfo                     _pci_devinfo
  80 #define pci_configure                   _pci_configure
  81 #define pci_allocate_mem                _pci_allocate_mem
  82 #define pci_allocate_io                 _pci_allocate_io
  83 #define vtophys(p)                      _pci_dmamap((vm_offset_t)p, 1)
  84 #define pci_decompose_tag(a, b, c, d, e)        _pci_break_tag(b, c, d, e)
  85
  86 #define pci_intr_map(a, b, c, d, e)             (*e = -1, 0)
  87 #define pci_intr_string(a,b)                    ("generic poll")
  88 #define pci_intr_establish(a, b, c, d, e, f)    tgt_poll_register((c), (d), (e))
  89 #define pci_attach_hook(parent, self, pba)
  90 #define pci_bus_maxdevs(c, b)           32
  91
  92 int  pci_ether_hw_addr __P((void *sc, u_int8_t *, u_int8_t, u_int8_t));
  93 void pci_sync_cache __P((void *, vm_offset_t, size_t, int));
  94
  95 #define CACHESYNC(a, l, h) pci_sync_cache((void *)NULL, (vm_offset_t)a, l ,h)
  96
  97 #define NEED_PCI_SYNC_CACHE_FUNC
  98
  99 #define SYNC_R  0       /* Sync caches for reading data */
 100 #define SYNC_W  1       /* Sync caches for writing data */
 101
 102 #define PCI_FIRST_DEVICE 1              /* Which device to scan first */
 103 #define PCI_FIRST_BUS   0
 104 #define PCI_INT_0       0
 105 #define PCI_INT_A       11
 106 #define PCI_INT_B       10
 107 #define PCI_INT_C       9
 108 #define PCI_INT_D       8
 109 #define PCI_CACHE_LINE_SIZE 8           /* expressed in 32 bit words */
 110
 111 #define NEWPCIROOT
 112 extern struct pci_device *_pci_bus[];
 113
 114 /*
 115  *  Any physical to virtual conversion CPU
 116  */
 117 #define VA_TO_PA(x)     UNCACHED_TO_PHYS(x)
 118 #define PA_TO_VA(x)     PHYS_TO_CACHED(x)