include/jffs2/load_kernel.h

   1 #ifndef load_kernel_h
   2 #define load_kernel_h
   3 /*-------------------------------------------------------------------------
   4  * Filename:      load_kernel.h
   5  * Version:       $Id: load_kernel.h,v 1.3 2002/01/25 01:34:11 nyet Exp $
   6  * Copyright:     Copyright (C) 2001, Russ Dill
   7  * Author:        Russ Dill <Russ.Dill@asu.edu>
   8  * Description:   header for load kernel modules
   9  *-----------------------------------------------------------------------*/
  10 /*
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  25  *
  26  */
  27
  28 /* this struct is very similar to mtd_info */
  29 struct part_info {
  30         u32 size;        /* Total size of the Partition */
  31
  32         /* "Major" erase size for the device. Naïve users may take this
  33          * to be the only erase size available, or may use the more detailed
  34          * information below if they desire
  35          */
  36         u32 erasesize;
  37
  38         /* Where in memory does this partition start? */
  39         char *offset;
  40
  41         /* used by jffs2 set to NULL */
  42         void *jffs2_priv;
  43
  44         /* private filed used by user */
  45         void *usr_priv;
  46 };
  47
  48 struct part_info*
  49 jffs2_part_info(int part_num);
  50
  51 struct kernel_loader {
  52
  53         /* Return true if there is a kernel contained at src */
  54         int (* check_magic)(struct part_info *part);
  55
  56         /* load the kernel from the partition part to dst, return the number
  57          * of bytes copied if successful, zero if not */
  58         u32 (* load_kernel)(u32 *dst, struct part_info *part, const char *kernel_filename);
  59
  60         /* A brief description of the module (ie, "cramfs") */
  61         char *name;
  62 };
  63
  64 #define ldr_strlen      strlen
  65 #define ldr_strncmp     strncmp
  66 #define ldr_memcpy      memcpy
  67 #define putstr(x)       printf("%s", x)
  68 #define mmalloc         malloc
  69 #define UDEBUG          printf
  70
  71 #define putnstr(str, size)      printf("%*.*s", size, size, str)
  72 #define ldr_output_string(x)    puts(x)
  73 #define putLabeledWord(x, y)    printf("%s %08x\n", x, (unsigned int)y)
  74 #define led_blink(x, y, z, a)
  75
  76 #endif /* load_kernel_h */