diff options
Diffstat (limited to 'util/inteltool/powermgt.c')
-rw-r--r-- | util/inteltool/powermgt.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/util/inteltool/powermgt.c b/util/inteltool/powermgt.c new file mode 100644 index 0000000000..d4c1d81e87 --- /dev/null +++ b/util/inteltool/powermgt.c @@ -0,0 +1,56 @@ +/* + * 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; +} + |