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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2010 coresystems GmbH
* Copyright (C) 2012 Google Inc.
*
* 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 <stdlib.h>
#include <string.h>
#include <cbfs.h>
#include <console/console.h>
#include <cpu/intel/haswell/haswell.h>
#include <northbridge/intel/haswell/haswell.h>
#include <northbridge/intel/haswell/raminit.h>
#include <southbridge/intel/lynxpoint/pch.h>
#include <southbridge/intel/lynxpoint/lp_gpio.h>
#include <variant/gpio.h>
#include "../../variant.h"
const struct rcba_config_instruction rcba_config[] = {
/*
* GFX INTA -> PIRQA (MSI)
* D28IP_P1IP PCIE INTA -> PIRQA
* D29IP_E1P EHCI INTA -> PIRQD
* D20IP_XHCI XHCI INTA -> PIRQC (MSI)
* D31IP_SIP SATA INTA -> PIRQF (MSI)
* D31IP_SMIP SMBUS INTB -> PIRQG
* D31IP_TTIP THRT INTC -> PIRQA
* D27IP_ZIP HDA INTA -> PIRQG (MSI)
*/
/* Device interrupt pin register (board specific) */
RCBA_SET_REG_32(D31IP, (INTC << D31IP_TTIP) | (NOINT << D31IP_SIP2) |
(INTB << D31IP_SMIP) | (INTA << D31IP_SIP)),
RCBA_SET_REG_32(D29IP, (INTA << D29IP_E1P)),
RCBA_SET_REG_32(D28IP, (INTA << D28IP_P1IP) | (INTC << D28IP_P3IP) |
(INTB << D28IP_P4IP)),
RCBA_SET_REG_32(D27IP, (INTA << D27IP_ZIP)),
RCBA_SET_REG_32(D26IP, (INTA << D26IP_E2P)),
RCBA_SET_REG_32(D22IP, (NOINT << D22IP_MEI1IP)),
RCBA_SET_REG_32(D20IP, (INTA << D20IP_XHCI)),
/* Device interrupt route registers */
RCBA_SET_REG_32(D31IR, DIR_ROUTE(PIRQG, PIRQC, PIRQB, PIRQA)),/* LPC */
RCBA_SET_REG_32(D29IR, DIR_ROUTE(PIRQD, PIRQD, PIRQD, PIRQD)),/* EHCI */
RCBA_SET_REG_32(D28IR, DIR_ROUTE(PIRQA, PIRQB, PIRQC, PIRQD)),/* PCIE */
RCBA_SET_REG_32(D27IR, DIR_ROUTE(PIRQG, PIRQG, PIRQG, PIRQG)),/* HDA */
RCBA_SET_REG_32(D22IR, DIR_ROUTE(PIRQA, PIRQA, PIRQA, PIRQA)),/* ME */
RCBA_SET_REG_32(D21IR, DIR_ROUTE(PIRQE, PIRQF, PIRQF, PIRQF)),/* SIO */
RCBA_SET_REG_32(D20IR, DIR_ROUTE(PIRQC, PIRQC, PIRQC, PIRQC)),/* XHCI */
RCBA_SET_REG_32(D23IR, DIR_ROUTE(PIRQH, PIRQH, PIRQH, PIRQH)),/* SDIO */
/* Disable unused devices (board specific) */
RCBA_RMW_REG_32(FD, ~0, PCH_DISABLE_ALWAYS),
RCBA_END_CONFIG,
};
/* Copy SPD data for on-board memory */
static void copy_spd(struct pei_data *peid)
{
const int gpio_vector[] = {13, 9, 47, -1};
int spd_index = get_gpios(gpio_vector);
char *spd_file;
size_t spd_file_len;
size_t spd_len = sizeof(peid->spd_data[0]);
printk(BIOS_DEBUG, "SPD index %d\n", spd_index);
spd_file = cbfs_boot_map_with_leak("spd.bin", CBFS_TYPE_SPD,
&spd_file_len);
if (!spd_file)
die("SPD data not found.");
if (spd_file_len < ((spd_index + 1) * spd_len)) {
printk(BIOS_ERR, "SPD index override to 0 - old hardware?\n");
spd_index = 0;
}
if (spd_file_len < spd_len)
die("Missing SPD data.");
memcpy(peid->spd_data[0], spd_file + (spd_index * spd_len), spd_len);
/* Index 0-2,6 are 4GB config with both CH0 and CH1
* Index 3-5,7 are 2GB config with CH0 only
*/
switch (spd_index) {
case 0: case 1: case 2: case 6:
memcpy(peid->spd_data[1],
spd_file + (spd_index * spd_len), spd_len);
break;
case 3: case 4: case 5: case 7:
peid->dimm_channel1_disabled = 3;
}
}
void variant_romstage_entry(unsigned long bist)
{
struct pei_data pei_data = {
.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 = HPET_ADDR,
.rcba = (uintptr_t)DEFAULT_RCBA,
.pmbase = DEFAULT_PMBASE,
.gpiobase = DEFAULT_GPIOBASE,
.temp_mmio_base = 0xfed08000,
.system_type = 5, /* ULT */
.tseg_size = CONFIG_SMM_TSEG_SIZE,
.spd_addresses = { 0xff, 0x00, 0xff, 0x00 },
.ec_present = 1,
// 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,
// Enable 2x refresh mode
.ddr_refresh_2x = 1,
.max_ddr3_freq = 1600,
.usb_xhci_on_resume = 1,
.usb2_ports = {
/* Length, Enable, OCn#, Location */
{ 0x0064, 1, 0, /* P0: Port A, CN8 */
USB_PORT_BACK_PANEL },
{ 0x0052, 1, 0, /* P1: Port B, CN9 */
USB_PORT_BACK_PANEL },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P2: CCD */
USB_PORT_INTERNAL },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P3: BT */
USB_PORT_INTERNAL },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P4: LTE */
USB_PORT_INTERNAL },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P5: TOUCH */
USB_PORT_INTERNAL },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P6: SD Card */
USB_PORT_INTERNAL },
{ 0x0123, 1, 3, /* P7: USB2 Port */
USB_PORT_INTERNAL },
},
.usb3_ports = {
/* Enable, OCn# */
{ 1, 0 }, /* P1; Port A, CN8 */
{ 1, 0 }, /* P2; Port B, CN9 */
{ 0, USB_OC_PIN_SKIP }, /* P3; */
{ 0, USB_OC_PIN_SKIP }, /* P4; */
},
};
struct romstage_params romstage_params = {
.pei_data = &pei_data,
.gpio_map = &mainboard_gpio_map,
.rcba_config = &rcba_config[0],
.bist = bist,
.copy_spd = copy_spd,
};
/* Call into the real romstage main with this board's attributes. */
romstage_common(&romstage_params);
}
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