blob: d24ae775e74dc78269f81b26aaa5438c48ad47e1 [file] [log] [blame]
/*
* Copyright 2013 Google Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but without any warranty; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <console/console.h>
#include <lib.h>
static int isprint(int c)
{
return (c >= 32 && c <= 126);
}
void hexdump(unsigned long memory, int length)
{
int i;
uint8_t *m;
int all_zero = 0;
m = (uint8_t *)memory;
for (i = 0; i < length; i += 16) {
int j;
all_zero++;
for (j = 0; j < 16; j++) {
if(m[i+j] != 0) {
all_zero = 0;
break;
}
}
if (all_zero < 2) {
printk(BIOS_DEBUG, "%08lx:", memory + i);
for (j = 0; j < 16; j++)
printk(BIOS_DEBUG, " %02x", m[i+j]);
printk(BIOS_DEBUG, " ");
for (j = 0; j < 16; j++)
printk(BIOS_DEBUG, "%c",
isprint(m[i+j]) ? m[i+j] : '.');
printk(BIOS_DEBUG, "\n");
} else if (all_zero == 2) {
printk(BIOS_DEBUG, "...\n");
}
}
}