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/*
* 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 <northbridge/intel/sandybridge/sandybridge.h>
#include <northbridge/intel/sandybridge/raminit_native.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>
#if CONFIG_CHROMEOS
#include <vendorcode/google/chromeos/chromeos.h>
#endif
#include <cbfs.h>
void pch_enable_lpc(void)
{
/* EC Decode Range Port60/64 and Port62/66 */
/* Enable EC and PS/2 Keyboard/Mouse*/
pci_write_config16(PCH_LPC_DEV, LPC_EN, KBC_LPC_EN | MC_LPC_EN);
/* EC Decode Range Port68/6C */
pci_write_config32(PCH_LPC_DEV, LPC_GEN1_DEC, (0x68 & ~3) | 0x40001);
/* EC Decode Range Port 380-387 */
pci_write_config32(PCH_LPC_DEV, LPC_GEN2_DEC, 0x380 | 0x40001);
}
void rcba_config(void)
{
u32 reg32;
/*
* GFX INTA -> PIRQA (MSI)
* D28IP_P1IP WLAN INTA -> PIRQB
* D28IP_P2IP ETH0 INTB -> PIRQF
* D28IP_P3IP SDCARD INTC -> PIRQD
* D29IP_E1P EHCI1 INTA -> PIRQD
* D26IP_E2P EHCI2 INTA -> PIRQF
* D31IP_SIP SATA INTA -> PIRQB (MSI)
* D31IP_SMIP SMBUS INTB -> PIRQH
* D31IP_TTIP THRT INTC -> PIRQA
* D27IP_ZIP HDA INTA -> PIRQA (MSI)
*
* Trackpad interrupt is edge triggered and cannot be shared.
* TRACKPAD -> PIRQG
*/
/* Device interrupt pin register (board specific) */
RCBA32(D31IP) = (INTC << D31IP_TTIP) | (NOINT << D31IP_SIP2) |
(INTB << D31IP_SMIP) | (INTA << D31IP_SIP);
RCBA32(D29IP) = (INTA << D29IP_E1P);
RCBA32(D28IP) = (INTA << D28IP_P1IP) | (INTB << D28IP_P2IP) |
(INTC << D28IP_P3IP);
RCBA32(D27IP) = (INTA << D27IP_ZIP);
RCBA32(D26IP) = (INTA << D26IP_E2P);
RCBA32(D25IP) = (NOINT << D25IP_LIP);
RCBA32(D22IP) = (NOINT << D22IP_MEI1IP);
/* Device interrupt route registers */
DIR_ROUTE(D31IR, PIRQB, PIRQH, PIRQA, PIRQC);
DIR_ROUTE(D29IR, PIRQD, PIRQE, PIRQF, PIRQG);
DIR_ROUTE(D28IR, PIRQB, PIRQF, PIRQD, PIRQE);
DIR_ROUTE(D27IR, PIRQA, PIRQH, PIRQA, PIRQB);
DIR_ROUTE(D26IR, PIRQF, PIRQE, PIRQG, PIRQH);
DIR_ROUTE(D25IR, PIRQA, PIRQB, PIRQC, PIRQD);
DIR_ROUTE(D22IR, PIRQA, PIRQB, PIRQC, PIRQD);
/* Enable IOAPIC (generic) */
RCBA16(OIC) = 0x0100;
/* PCH BWG says to read back the IOAPIC enable register */
(void) RCBA16(OIC);
/* Disable unused devices (board specific) */
reg32 = RCBA32(FD);
reg32 |= PCH_DISABLE_ALWAYS;
/* Disable PCI bridge so MRC does not probe this bus */
reg32 |= PCH_DISABLE_P2P;
RCBA32(FD) = reg32;
}
const struct southbridge_usb_port mainboard_usb_ports[] = {
/* enabled usb oc pin length */
{ 1, 0, 0x0040 }, /* P0: Right USB 3.0 #1 (no OC) */
{ 1, 0, 0x0040 }, /* P1: Right USB 3.0 #2 (no OC) */
{ 1, 0, 0x0040 }, /* P2: Camera (no OC) */
{ 0, 0, 0x0000 }, /* P3: Empty */
{ 0, 0, 0x0000 }, /* P4: Empty */
{ 0, 0, 0x0000 }, /* P5: Empty */
{ 0, 0, 0x0000 }, /* P6: Empty */
{ 0, 0, 0x0000 }, /* P7: Empty */
{ 0, 4, 0x0000 }, /* P8: Empty */
{ 1, 4, 0x0080 }, /* P9: Left USB 1 (no OC) */
{ 1, 4, 0x0040 }, /* P10: Mini PCIe - WLAN / BT (no OC) */
{ 0, 4, 0x0000 }, /* P11: Empty */
{ 0, 4, 0x0000 }, /* P12: Empty */
{ 0, 4, 0x0000 }, /* P13: Empty */
};
void mainboard_get_spd(spd_raw_data *spd) {
read_spd(&spd[0], 0x50);
read_spd(&spd[2], 0x52);
}
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