sys/arch/evbppc/virtex/virtex.h

   1 /*      $NetBSD: virtex.h,v 1.1.20.1 2007/05/28 20:01:42 freza Exp $ */
   2
   3 /*
   4  * Copyright (c) 2006 Jachym Holecek
   5  * All rights reserved.
   6  *
   7  * Written for DFC Design, s.r.o.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  *
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  *
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _VIRTEX_H_
  33 #define _VIRTEX_H_
  34
  35 #ifdef _KERNEL_OPT
  36 #include "opt_cons.h"
  37 #include "opt_kgdb.h"
  38 #endif
  39
  40 /*
  41  * Console and kgdb name are just private tags for design_<foo>.c
  42  * to identify the right device instance. Should be the same as
  43  * device_xname() if there's only one UART available, though.
  44  */
  45
  46 #ifndef CONS_NAME
  47 #define CONS_NAME       "xlcom0"
  48 #endif
  49
  50 #ifndef CONS_ADDR
  51 #define CONS_ADDR       0x00
  52 #endif
  53
  54 #if defined(KGDB)
  55
  56 #ifndef KGDB_NAME
  57 #define KGDB_NAME       CONS_NAME
  58 #endif
  59
  60 #ifndef KGDB_ADDR
  61 #define KGDB_ADDR       CONS_ADDR
  62 #endif
  63
  64 #endif /* KGDB */
  65
  66 struct mem_region;
  67
  68 /* Early bus space setup, for console and kgdb. Name is purely symbolic. */
  69 int     virtex_bus_space_tag(const char *, bus_space_tag_t *);
  70
  71 /* Called after RAM is linear mapped. Translation & console still off. */
  72 void    virtex_machdep_init(vaddr_t, vsize_t, struct mem_region *,
  73             struct mem_region *);
  74
  75 /* For use by console and kgdb. Tag is initialized before <foo>_cninit. */
  76 extern bus_space_tag_t          consdev_iot;    /* consinit.c */
  77 extern bus_space_handle_t       consdev_ioh;    /* console device */
  78
  79 #if defined(KGDB)
  80
  81 extern bus_space_tag_t          kgdb_iot;       /* consinit.c */
  82 extern bus_space_handle_t       kgdb_ioh;       /* kgdb device */
  83
  84 #endif /* KGDB */
  85
  86 #endif /*_VIRTEX_H_*/