coreboot-kgpe-d16/util/inteltool/powermgt.c

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/*
* inteltool - dump all registers on an Intel CPU + chipset based system.
*
* Copyright (C) 2008 by coresystems GmbH
* written by Stefan Reinauer <stepan@coresystems.de>
*
* 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; version 2 of the License.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <stdio.h>
#include <sys/io.h>
#include "inteltool.h"
int print_pmbase(struct pci_dev *sb)
{
int i, size = 0x80;
uint16_t pmbase;
printf("\n============= PMBASE ============\n\n");
switch (sb->device_id) {
case PCI_DEVICE_ID_INTEL_ICH7:
case PCI_DEVICE_ID_INTEL_ICH7M:
case PCI_DEVICE_ID_INTEL_ICH7DH:
case PCI_DEVICE_ID_INTEL_ICH7MDH:
pmbase = pci_read_word(sb, 0x40) & 0xfffc;
break;
case 0x1234: // Dummy for non-existent functionality
printf("This southbridge does not have PMBASE.\n");
return 1;
default:
printf("Error: Dumping PMBASE on this southbridge is not (yet) supported.\n");
return 1;
}
printf("PMBASE = 0x%04x (IO)\n\n", pmbase);
for (i = 0; i < size; i += 4) {
printf("pmbase+0x%04x: 0x%08x\n", i, inl(pmbase + i));
}
return 0;
}