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path: root/util/inteltool/rootcmplx.c
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/* inteltool - dump all registers on an Intel CPU + chipset based system */
/*
 * 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.
 */

#include <stdio.h>
#include <stdlib.h>
#include "inteltool.h"

int print_rcba(struct pci_dev *sb)
{
	int i, size = 0x4000;
	volatile uint8_t *rcba;
	uint32_t rcba_phys;

	printf("\n============= RCBA ==============\n\n");

	switch (sb->device_id) {
	case PCI_DEVICE_ID_INTEL_ICH6:
	case PCI_DEVICE_ID_INTEL_ICH7:
	case PCI_DEVICE_ID_INTEL_ICH7M:
	case PCI_DEVICE_ID_INTEL_ICH7DH:
	case PCI_DEVICE_ID_INTEL_ICH7MDH:
	case PCI_DEVICE_ID_INTEL_ICH8:
	case PCI_DEVICE_ID_INTEL_ICH8M:
	case PCI_DEVICE_ID_INTEL_ICH8ME:
	case PCI_DEVICE_ID_INTEL_ICH9DH:
	case PCI_DEVICE_ID_INTEL_ICH9DO:
	case PCI_DEVICE_ID_INTEL_ICH9R:
	case PCI_DEVICE_ID_INTEL_ICH9:
	case PCI_DEVICE_ID_INTEL_ICH9M:
	case PCI_DEVICE_ID_INTEL_ICH9ME:
	case PCI_DEVICE_ID_INTEL_ICH10:
	case PCI_DEVICE_ID_INTEL_ICH10R:
	case PCI_DEVICE_ID_INTEL_NM10:
	case PCI_DEVICE_ID_INTEL_I63XX:
	case PCI_DEVICE_ID_INTEL_3400:
	case PCI_DEVICE_ID_INTEL_3420:
	case PCI_DEVICE_ID_INTEL_3450:
	case PCI_DEVICE_ID_INTEL_3400_DESKTOP:
	case PCI_DEVICE_ID_INTEL_3400_MOBILE:
	case PCI_DEVICE_ID_INTEL_3400_MOBILE_SFF:
	case PCI_DEVICE_ID_INTEL_B55_A:
	case PCI_DEVICE_ID_INTEL_B55_B:
	case PCI_DEVICE_ID_INTEL_H55:
	case PCI_DEVICE_ID_INTEL_H57:
	case PCI_DEVICE_ID_INTEL_HM55:
	case PCI_DEVICE_ID_INTEL_HM57:
	case PCI_DEVICE_ID_INTEL_P55:
	case PCI_DEVICE_ID_INTEL_PM55:
	case PCI_DEVICE_ID_INTEL_Q57:
	case PCI_DEVICE_ID_INTEL_QM57:
	case PCI_DEVICE_ID_INTEL_QS57:
	case PCI_DEVICE_ID_INTEL_Z68:
	case PCI_DEVICE_ID_INTEL_P67:
	case PCI_DEVICE_ID_INTEL_UM67:
	case PCI_DEVICE_ID_INTEL_HM65:
	case PCI_DEVICE_ID_INTEL_H67:
	case PCI_DEVICE_ID_INTEL_HM67:
	case PCI_DEVICE_ID_INTEL_Q65:
	case PCI_DEVICE_ID_INTEL_QS67:
	case PCI_DEVICE_ID_INTEL_Q67:
	case PCI_DEVICE_ID_INTEL_QM67:
	case PCI_DEVICE_ID_INTEL_B65:
	case PCI_DEVICE_ID_INTEL_C202:
	case PCI_DEVICE_ID_INTEL_C204:
	case PCI_DEVICE_ID_INTEL_C206:
	case PCI_DEVICE_ID_INTEL_H61:
	case PCI_DEVICE_ID_INTEL_Z77:
	case PCI_DEVICE_ID_INTEL_Z75:
	case PCI_DEVICE_ID_INTEL_Q77:
	case PCI_DEVICE_ID_INTEL_Q75:
	case PCI_DEVICE_ID_INTEL_B75:
	case PCI_DEVICE_ID_INTEL_H77:
	case PCI_DEVICE_ID_INTEL_C216:
	case PCI_DEVICE_ID_INTEL_QM77:
	case PCI_DEVICE_ID_INTEL_QS77:
	case PCI_DEVICE_ID_INTEL_HM77:
	case PCI_DEVICE_ID_INTEL_UM77:
	case PCI_DEVICE_ID_INTEL_HM76:
	case PCI_DEVICE_ID_INTEL_HM75:
	case PCI_DEVICE_ID_INTEL_HM70:
	case PCI_DEVICE_ID_INTEL_NM70:
	case PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_FULL:
	case PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_PREM:
	case PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_BASE:
	case PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_PREM:
	case PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP:
	case PCI_DEVICE_ID_INTEL_C8_MOBILE:
	case PCI_DEVICE_ID_INTEL_C8_DESKTOP:
	case PCI_DEVICE_ID_INTEL_Z87:
	case PCI_DEVICE_ID_INTEL_Z85:
	case PCI_DEVICE_ID_INTEL_HM86:
	case PCI_DEVICE_ID_INTEL_H87:
	case PCI_DEVICE_ID_INTEL_HM87:
	case PCI_DEVICE_ID_INTEL_Q85:
	case PCI_DEVICE_ID_INTEL_Q87:
	case PCI_DEVICE_ID_INTEL_QM87:
	case PCI_DEVICE_ID_INTEL_B85:
	case PCI_DEVICE_ID_INTEL_C222:
	case PCI_DEVICE_ID_INTEL_C224:
	case PCI_DEVICE_ID_INTEL_C226:
	case PCI_DEVICE_ID_INTEL_H81:
	case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_PRE:
	case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_BASE_SKL:
	case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_Y_PREM_SKL:
	case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_PREM_SKL:
	case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_BASE_KBL:
	case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_PREM_KBL:
	case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_Y_PREM_KBL:
	case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_IHDCP_BASE:
	case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_IHDCP_PREM:
	case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_Y_IHDCP_PREM:
		rcba_phys = pci_read_long(sb, 0xf0) & 0xfffffffe;
		break;
	case PCI_DEVICE_ID_INTEL_ICH:
	case PCI_DEVICE_ID_INTEL_ICH0:
	case PCI_DEVICE_ID_INTEL_ICH2:
	case PCI_DEVICE_ID_INTEL_ICH4:
	case PCI_DEVICE_ID_INTEL_ICH4M:
	case PCI_DEVICE_ID_INTEL_ICH5:
		printf("This southbridge does not have RCBA.\n");
		return 1;
	default:
		printf("Error: Dumping RCBA on this southbridge is not (yet) supported.\n");
		return 1;
	}

	rcba = map_physical(rcba_phys, size);

	if (rcba == NULL) {
		perror("Error mapping RCBA");
		exit(1);
	}

	printf("RCBA = 0x%08x (MEM)\n\n", rcba_phys);

	for (i = 0; i < size; i += 4) {
		if (read32(rcba + i))
			printf("0x%04x: 0x%08x\n", i, read32(rcba + i));
	}

	unmap_physical((void *)rcba, size);
	return 0;
}