src/dev/alpha_access.h

   1 /*
   2  * Copyright (c) 2002-2005 The Regents of The University of Michigan
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #ifndef __ALPHA_ACCESS_H__
  30 #define __ALPHA_ACCESS_H__
  31
  32 /** @file
  33  * System Console Memory Mapped Register Definition
  34  */
  35
  36 #define ALPHA_ACCESS_VERSION (1305)
  37
  38 #ifdef CONSOLE
  39 typedef unsigned uint32_t;
  40 typedef unsigned long uint64_t;
  41 #endif
  42
  43 // This structure hacked up from simos
  44 struct AlphaAccess
  45 {
  46     uint32_t    last_offset;            // 00: must be first field
  47     uint32_t    version;                // 04:
  48     uint32_t    numCPUs;                // 08:
  49     uint32_t    intrClockFrequency;     // 0C: Hz
  50     uint64_t    cpuClock;               // 10: MHz
  51     uint64_t    mem_size;               // 18:
  52
  53     // Loaded kernel
  54     uint64_t    kernStart;              // 20:
  55     uint64_t    kernEnd;                // 28:
  56     uint64_t    entryPoint;             // 30:
  57
  58     // console disk stuff
  59     uint64_t    diskUnit;               // 38:
  60     uint64_t    diskCount;              // 40:
  61     uint64_t    diskPAddr;              // 48:
  62     uint64_t    diskBlock;              // 50:
  63     uint64_t    diskOperation;          // 58:
  64
  65     // console simple output stuff
  66     uint64_t    outputChar;             // 60: Placeholder for output
  67     uint64_t    inputChar;              // 68: Placeholder for input
  68
  69     // MP boot
  70     uint64_t    cpuStack[64];           // 70:
  71 };
  72
  73 #endif // __ALPHA_ACCESS_H__