/* * 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. */ #include <console/console.h> #include <lib.h> static int isprint(int c) { return (c >= 32 && c <= 126); } void hexdump(const void *memory, size_t 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, "%p:", 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"); } } } void hexdump32(char LEVEL, const void *d, size_t len) { int count = 0; while (len > 0) { if (count % 8 == 0) { printk(LEVEL, "\n"); printk(LEVEL, "%p:", d); } printk(LEVEL, " 0x%08lx", *(unsigned long *)d); count++; len--; d += 4; } printk(LEVEL, "\n\n"); }