| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2003 Ronald G. Minnich |
| * |
| * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| /* |
| * generic K8 debug code, used by mainboard specific romstage.c |
| * |
| */ |
| #if 1 |
| /* |
| static void print_debug_pci_dev(unsigned dev) |
| { |
| print_debug("PCI: "); |
| print_debug_hex8((dev >> 16) & 0xff); |
| print_debug_char(':'); |
| print_debug_hex8((dev >> 11) & 0x1f); |
| print_debug_char('.'); |
| print_debug_hex8((dev >> 8) & 7); |
| } |
| */ |
| |
| |
| static void print_debug_pci_dev(unsigned dev) |
| { |
| print_debug("PCI: "); |
| print_debug_hex8((dev >> 20) & 0xff); |
| print_debug_char(':'); |
| print_debug_hex8((dev >> 15) & 0x1f); |
| print_debug_char('.'); |
| print_debug_hex8((dev >> 12) & 0x07); |
| } |
| |
| static void print_pci_devices(void) |
| { |
| device_t dev; |
| for(dev = PCI_DEV(0, 0, 0); |
| dev <= PCI_DEV(0, 0x1f, 0x7); |
| dev += PCI_DEV(0,0,1)) { |
| uint32_t id; |
| id = pci_read_config32(dev, PCI_VENDOR_ID); |
| if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) || |
| (((id >> 16) & 0xffff) == 0xffff) || |
| (((id >> 16) & 0xffff) == 0x0000)) { |
| continue; |
| } |
| print_debug_pci_dev(dev); |
| print_debug("\r\n"); |
| } |
| } |
| |
| static void dump_pci_device(unsigned dev) |
| { |
| int i; |
| print_debug_pci_dev(dev); |
| print_debug("\r\n"); |
| |
| for(i = 0; i <= 255; i++) { |
| unsigned char val; |
| if ((i & 0x0f) == 0) { |
| print_debug_hex8(i); |
| print_debug_char(':'); |
| } |
| val = pci_read_config8(dev, i); |
| print_debug_char(' '); |
| print_debug_hex8(val); |
| if ((i & 0x0f) == 0x0f) { |
| print_debug("\r\n"); |
| } |
| } |
| } |
| |
| static void dump_pci_devices(void) |
| { |
| device_t dev; |
| for(dev = PCI_DEV(0, 0, 0); |
| dev <= PCI_DEV(0, 0x1f, 0x7); |
| dev += PCI_DEV(0,0,1)) { |
| uint32_t id; |
| id = pci_read_config32(dev, PCI_VENDOR_ID); |
| if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) || |
| (((id >> 16) & 0xffff) == 0xffff) || |
| (((id >> 16) & 0xffff) == 0x0000)) { |
| continue; |
| } |
| dump_pci_device(dev); |
| } |
| } |
| |
| static void dump_spd_registers(const struct mem_controller *ctrl) |
| { |
| int i; |
| print_debug("\r\n"); |
| for(i = 0; i < 2; i++) { |
| unsigned device; |
| device = ctrl->channel0[i]; |
| if (device) { |
| int j; |
| print_debug("dimm: "); |
| print_debug_hex8(i); |
| print_debug(".0: "); |
| print_debug_hex8(device); |
| for(j = 0; j < 256; j++) { |
| int status; |
| unsigned char byte; |
| if ((j & 0xf) == 0) { |
| print_debug("\r\n"); |
| print_debug_hex8(j); |
| print_debug(": "); |
| } |
| status = smbus_read_byte(device, j); |
| if (status < 0) { |
| print_debug("bad device\r\n"); |
| break; |
| } |
| byte = status & 0xff; |
| print_debug_hex8(byte); |
| print_debug_char(' '); |
| } |
| print_debug("\r\n"); |
| } |
| #if 0 |
| device = ctrl->channel1[i]; |
| if (device) { |
| int j; |
| print_debug("dimm: "); |
| print_debug_hex8(i); |
| print_debug(".1: "); |
| print_debug_hex8(device); |
| for(j = 0; j < 256; j++) { |
| int status; |
| unsigned char byte; |
| if ((j & 0xf) == 0) { |
| print_debug("\r\n"); |
| print_debug_hex8(j); |
| print_debug(": "); |
| } |
| status = smbus_read_byte(device, j); |
| if (status < 0) { |
| print_debug("bad device\r\n"); |
| break; |
| } |
| byte = status & 0xff; |
| print_debug_hex8(byte); |
| print_debug_char(' '); |
| } |
| print_debug("\r\n"); |
| } |
| #endif |
| } |
| } |
| static void dump_smbus_registers(void) |
| { |
| int i; |
| print_debug("\r\n"); |
| for(i = 1; i < 0x80; i++) { |
| unsigned device; |
| device = i; |
| int j; |
| print_debug("smbus: "); |
| print_debug_hex8(device); |
| for(j = 0; j < 256; j++) { |
| int status; |
| unsigned char byte; |
| if ((j & 0xf) == 0) { |
| print_debug("\r\n"); |
| print_debug_hex8(j); |
| print_debug(": "); |
| } |
| status = smbus_read_byte(device, j); |
| if (status < 0) { |
| print_debug("bad device\r\n"); |
| break; |
| } |
| byte = status & 0xff; |
| print_debug_hex8(byte); |
| print_debug_char(' '); |
| } |
| print_debug("\r\n"); |
| } |
| } |
| #endif |