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/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
#include <stdint.h>
#include <arch/romstage.h>
#include <cpu/intel/haswell/haswell.h>
#include <northbridge/intel/haswell/haswell.h>
#include <northbridge/intel/haswell/raminit.h>
#include <southbridge/intel/lynxpoint/lp_gpio.h>
#include <southbridge/intel/lynxpoint/pch.h>
#include <superio/ite/common/ite.h>
#include <superio/ite/it8772f/it8772f.h>
#include <variant/gpio.h>
#include "onboard.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,
};
void mainboard_romstage_entry(void)
{
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,
.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 = { 0xa0, 0x00, 0xa4, 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,
// Enable 2x refresh mode
.ddr_refresh_2x = 1,
.dq_pins_interleaved = 1,
.max_ddr3_freq = 1600,
.usb_xhci_on_resume = 1,
.usb2_ports = {
/* Length, Enable, OCn#, Location */
{ 0x0064, 1, 0, /* P0: VP8 */
USB_PORT_MINI_PCIE },
{ 0x0040, 1, 0, /* P1: Port A, CN22 */
USB_PORT_INTERNAL },
{ 0x0040, 1, 1, /* P2: Port B, CN23 */
USB_PORT_INTERNAL },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P3: WLAN */
USB_PORT_INTERNAL },
{ 0x0040, 1, 2, /* P4: Port C, CN25 */
USB_PORT_INTERNAL },
{ 0x0040, 1, 2, /* P5: Port D, CN25 */
USB_PORT_INTERNAL },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P6: Card Reader */
USB_PORT_INTERNAL },
{ 0x0000, 0, 0, /* P7: N/C */
USB_PORT_SKIP },
},
.usb3_ports = {
/* Enable, OCn# */
{ 1, 0 }, /* P1; CN22 */
{ 1, 1 }, /* P2; CN23 */
{ 1, 2 }, /* P3; CN25 */
{ 1, 2 }, /* P4; CN25 */
},
};
struct romstage_params romstage_params = {
.pei_data = &pei_data,
.gpio_map = &mainboard_gpio_map,
.rcba_config = &rcba_config[0],
};
/* Early SuperIO setup */
ite_kill_watchdog(IT8772F_GPIO_DEV);
it8772f_ac_resume_southbridge(IT8772F_SUPERIO_DEV);
pch_enable_lpc();
ite_enable_serial(IT8772F_SERIAL_DEV, CONFIG_TTYS0_BASE);
/* Turn on Power LED */
set_power_led(LED_ON);
/* Call into the real romstage main with this board's attributes. */
romstage_common(&romstage_params);
}
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