| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2007-2010 coresystems GmbH |
| * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. |
| * |
| * 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 <stdint.h> |
| #include <string.h> |
| #include <lib.h> |
| #include <timestamp.h> |
| #include <arch/io.h> |
| #include <device/pci_def.h> |
| #include <device/pnp_def.h> |
| #include <cpu/x86/lapic.h> |
| #include <pc80/mc146818rtc.h> |
| #include <arch/acpi.h> |
| #include <cbmem.h> |
| #include <console/console.h> |
| #include <superio/smsc/sio1007/chip.h> |
| #include <northbridge/intel/sandybridge/sandybridge.h> |
| #include <northbridge/intel/sandybridge/raminit.h> |
| #include <southbridge/intel/bd82x6x/pch.h> |
| #include <southbridge/intel/bd82x6x/gpio.h> |
| #include <arch/cpu.h> |
| #include <cpu/x86/msr.h> |
| #include <halt.h> |
| #include <tpm.h> |
| #include "gpio.h" |
| |
| #define SIO_PORT 0x164e |
| |
| void pch_enable_lpc(void) |
| { |
| device_t dev = PCH_LPC_DEV; |
| |
| /* Set COM1/COM2 decode range */ |
| pci_write_config16(dev, LPC_IO_DEC, 0x0010); |
| |
| /* Enable SuperIO + PS/2 Keyboard/Mouse */ |
| u16 lpc_config = CNF1_LPC_EN | CNF2_LPC_EN | KBC_LPC_EN; |
| pci_write_config16(dev, LPC_EN, lpc_config); |
| |
| /* Map 256 bytes at 0x1600 to the LPC bus. */ |
| pci_write_config32(dev, LPC_GEN1_DEC, 0xfc1601); |
| |
| /* Map a range for the runtime_port registers to the LPC bus. */ |
| pci_write_config32(dev, LPC_GEN2_DEC, 0xc0181); |
| |
| /* Enable COM1 */ |
| if (sio1007_enable_uart_at(SIO_PORT)) { |
| pci_write_config16(dev, LPC_EN, |
| lpc_config | COMA_LPC_EN); |
| } |
| } |
| |
| void rcba_config(void) |
| { |
| u32 reg32; |
| |
| southbridge_configure_default_intmap(); |
| |
| /* Disable unused devices (board specific) */ |
| reg32 = RCBA32(FD); |
| reg32 |= PCH_DISABLE_ALWAYS; |
| RCBA32(FD) = reg32; |
| } |
| |
| void mainboard_config_superio(void) |
| { |
| const u16 port = SIO_PORT; |
| const u16 runtime_port = 0x180; |
| |
| /* Turn on configuration mode. */ |
| outb(0x55, port); |
| |
| /* Set the GPIO direction, polarity, and type. */ |
| sio1007_setreg(port, 0x31, 1 << 0, 1 << 0); |
| sio1007_setreg(port, 0x32, 0 << 0, 1 << 0); |
| sio1007_setreg(port, 0x33, 0 << 0, 1 << 0); |
| |
| /* Set the base address for the runtime register block. */ |
| sio1007_setreg(port, 0x30, runtime_port >> 4, 0xff); |
| sio1007_setreg(port, 0x21, runtime_port >> 12, 0xff); |
| |
| /* Turn on address decoding for it. */ |
| sio1007_setreg(port, 0x3a, 1 << 1, 1 << 1); |
| |
| /* Set the value of GPIO 10 by changing GP1, bit 0. */ |
| u8 byte; |
| byte = inb(runtime_port + 0xc); |
| byte |= (1 << 0); |
| outb(byte, runtime_port + 0xc); |
| |
| /* Turn off address decoding for it. */ |
| sio1007_setreg(port, 0x3a, 0 << 1, 1 << 1); |
| |
| /* Turn off configuration mode. */ |
| outb(0xaa, port); |
| } |
| |
| void mainboard_fill_pei_data(struct pei_data *pei_data) |
| { |
| struct pei_data pei_data_template = { |
| .pei_version = PEI_VERSION, |
| .mchbar = (uintptr_t)DEFAULT_MCHBAR, |
| .dmibar = (uintptr_t)DEFAULT_DMIBAR, |
| .epbar = DEFAULT_EPBAR, |
| .pciexbar = CONFIG_MMCONF_BASE_ADDRESS, |
| .smbusbar = SMBUS_IO_BASE, |
| .wdbbar = 0x4000000, |
| .wdbsize = 0x1000, |
| .hpet_address = CONFIG_HPET_ADDRESS, |
| .rcba = (uintptr_t)DEFAULT_RCBABASE, |
| .pmbase = DEFAULT_PMBASE, |
| .gpiobase = DEFAULT_GPIOBASE, |
| .thermalbase = 0xfed08000, |
| .system_type = 0, // 0 Mobile, 1 Desktop/Server |
| .tseg_size = CONFIG_SMM_TSEG_SIZE, |
| .spd_addresses = { 0xa0, 0x00, 0xa4, 0x00 }, |
| .ts_addresses = { 0x00, 0x00, 0x00, 0x00 }, |
| .ec_present = 0, |
| // 0 = leave channel enabled |
| // 1 = disable dimm 0 on channel |
| // 2 = disable dimm 1 on channel |
| // 3 = disable dimm 0+1 on channel |
| .dimm_channel0_disabled = 2, |
| .dimm_channel1_disabled = 2, |
| .max_ddr3_freq = 1600, |
| .usb_port_config = { |
| { 1, 0, 0x0040 }, /* P0: Front port (OC0) */ |
| { 1, 1, 0x0040 }, /* P1: Back port (OC1) */ |
| { 1, 0, 0x0040 }, /* P2: MINIPCIE1 (no OC) */ |
| { 1, 0, 0x0040 }, /* P3: MMC (no OC) */ |
| { 1, 2, 0x0040 }, /* P4: Front port (OC2) */ |
| { 0, 0, 0x0000 }, /* P5: Empty */ |
| { 0, 0, 0x0000 }, /* P6: Empty */ |
| { 0, 0, 0x0000 }, /* P7: Empty */ |
| { 1, 4, 0x0040 }, /* P8: Back port (OC4) */ |
| { 1, 4, 0x0040 }, /* P9: MINIPCIE3 (no OC) */ |
| { 1, 4, 0x0040 }, /* P10: BLUETOOTH (no OC) */ |
| { 0, 4, 0x0000 }, /* P11: Empty */ |
| { 1, 6, 0x0040 }, /* P12: Back port (OC6) */ |
| { 1, 5, 0x0040 }, /* P13: Back port (OC5) */ |
| }, |
| }; |
| *pei_data = pei_data_template; |
| } |
| |
| void mainboard_early_init(int s3resume) |
| { |
| } |
| |
| int mainboard_should_reset_usb(int s3resume) |
| { |
| return !s3resume; |
| } |