qemu/roms/SLOF/clients/net-snk/app/biosemu/debug.c

   1 /******************************************************************************
   2  * Copyright (c) 2004, 2008 IBM Corporation
   3  * All rights reserved.
   4  * This program and the accompanying materials
   5  * are made available under the terms of the BSD License
   6  * which accompanies this distribution, and is available at
   7  * http://www.opensource.org/licenses/bsd-license.php
   8  *
   9  * Contributors:
  10  *     IBM Corporation - initial implementation
  11  *****************************************************************************/
  12
  13 #include <cpu.h>
  14
  15 #include "debug.h"
  16
  17 uint32_t debug_flags = 0;
  18
  19 void
  20 dump(uint8_t * addr, uint32_t len)
  21 {
  22         printf("\n\r%s(%p, %x):\n", __FUNCTION__, addr, len);
  23         while (len) {
  24                 unsigned int tmpCnt = len;
  25                 unsigned char x;
  26                 if (tmpCnt > 8)
  27                         tmpCnt = 8;
  28                 printf("\n\r%p: ", addr);
  29                 // print hex
  30                 while (tmpCnt--) {
  31                         set_ci();
  32                         x = *addr++;
  33                         clr_ci();
  34                         printf("%02x ", x);
  35                 }
  36                 tmpCnt = len;
  37                 if (tmpCnt > 8)
  38                         tmpCnt = 8;
  39                 len -= tmpCnt;
  40                 //reset addr ptr to print ascii
  41                 addr = addr - tmpCnt;
  42                 // print ascii
  43                 while (tmpCnt--) {
  44                         set_ci();
  45                         x = *addr++;
  46                         clr_ci();
  47                         if ((x < 32) || (x >= 127)) {
  48                                 //non-printable char
  49                                 x = '.';
  50                         }
  51                         printf("%c", x);
  52                 }
  53         }
  54         printf("\n");
  55 }