| /* |
| * 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. |
| */ |
| |
| #include <spd.h> |
| |
| static void print_debug_pci_dev(unsigned dev) |
| { |
| printk(BIOS_DEBUG, "PCI: %02x:%02x.%x", |
| (dev >> 20) & 0xff, (dev >> 15) & 0x1f, (dev >> 12) & 0x07); |
| } |
| |
| static inline 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); |
| printk(BIOS_DEBUG, "\n"); |
| } |
| } |
| |
| static void dump_pci_device(unsigned dev) |
| { |
| int i; |
| print_debug_pci_dev(dev); |
| printk(BIOS_DEBUG, "\n"); |
| |
| for (i = 0; i <= 255; i++) { |
| unsigned char val; |
| if ((i & 0x0f) == 0) |
| printk(BIOS_DEBUG, "%02x:", i); |
| val = pci_read_config8(dev, i); |
| printk(BIOS_DEBUG, " %02x", val); |
| if ((i & 0x0f) == 0x0f) |
| printk(BIOS_DEBUG, "\n"); |
| } |
| } |
| |
| static inline 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 inline void dump_spd_registers(void) |
| { |
| int i; |
| printk(BIOS_DEBUG, "\n"); |
| for (i = 0; i < 2; i++) { |
| unsigned device; |
| device = DIMM0 + i; |
| if (device) { |
| int j; |
| printk(BIOS_DEBUG, "dimm: %02x.0: %02x", i, device); |
| for (j = 0; j < 256; j++) { |
| int status; |
| unsigned char byte; |
| if ((j & 0xf) == 0) |
| printk(BIOS_DEBUG, "\n%02x: ", j); |
| status = smbus_read_byte(device, j); |
| if (status < 0) { |
| printk(BIOS_DEBUG, "bad device\n"); |
| break; |
| } |
| byte = status & 0xff; |
| printk(BIOS_DEBUG, "%02x ", byte); |
| } |
| printk(BIOS_DEBUG, "\n"); |
| } |
| } |
| } |
| |
| static inline void dump_smbus_registers(void) |
| { |
| int i; |
| printk(BIOS_DEBUG, "\n"); |
| for (i = 1; i < 0x80; i++) { |
| unsigned device; |
| device = i; |
| int j; |
| printk(BIOS_DEBUG, "smbus: %02x", device); |
| for (j = 0; j < 256; j++) { |
| int status; |
| unsigned char byte; |
| if ((j & 0xf) == 0) |
| printk(BIOS_DEBUG, "\n%02x: ", j); |
| status = smbus_read_byte(device, j); |
| if (status < 0) { |
| printk(BIOS_DEBUG, "bad device\n"); |
| break; |
| } |
| byte = status & 0xff; |
| printk(BIOS_DEBUG, "%02x ", byte); |
| } |
| printk(BIOS_DEBUG, "\n"); |
| } |
| } |