boot/arch/mips32/loader/main.h

   1 /*
   2  * Copyright (c) 2005 Martin Decky
   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
   7  * are met:
   8  *
   9  * - Redistributions of source code must retain the above copyright
  10  *   notice, this list of conditions and the following disclaimer.
  11  * - 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  * - The name of the author may not be used to endorse or promote products
  15  *   derived from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT 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 OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #ifndef __MAIN_H__
  30 #define __MAIN_H__
  31
  32 /** Align to the nearest higher address.
  33  *
  34  * @param addr  Address or size to be aligned.
  35  * @param align Size of alignment, must be power of 2.
  36  */
  37 #define ALIGN_UP(addr, align) (((addr) + ((align) - 1)) & ~((align) - 1))
  38
  39 #define TASKMAP_MAX_RECORDS 32
  40
  41 typedef struct {
  42         void *addr;
  43         unsigned int size;
  44 } task_t;
  45
  46 typedef struct {
  47         unsigned int cnt;
  48         task_t tasks[TASKMAP_MAX_RECORDS];
  49 } bootinfo_t;
  50
  51 extern void start(void);
  52 extern void bootstrap(void);
  53
  54 #endif