2017-07-14 20:09:10 +02:00
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/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2016-2017 Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <chip.h>
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#include <console/console.h>
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2017-08-16 20:42:40 +02:00
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#include <device/device.h>
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2017-07-14 20:09:10 +02:00
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#include <device/pci.h>
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#include <fsp/api.h>
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#include <fsp/util.h>
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#include <romstage_handoff.h>
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2017-09-21 00:17:42 +02:00
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#include <soc/intel/common/vbt.h>
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2017-08-24 02:37:43 +02:00
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#include <soc/pci_devs.h>
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2017-07-14 20:09:10 +02:00
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#include <soc/ramstage.h>
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#include <string.h>
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2017-08-17 23:25:24 +02:00
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#if IS_ENABLED(CONFIG_HAVE_ACPI_TABLES)
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2017-09-14 00:01:52 +02:00
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static const char *soc_acpi_name(const struct device *dev)
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2017-08-17 23:25:24 +02:00
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{
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if (dev->path.type == DEVICE_PATH_DOMAIN)
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return "PCI0";
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if (dev->path.type != DEVICE_PATH_PCI)
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return NULL;
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switch (dev->path.pci.devfn) {
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case SA_DEVFN_ROOT: return "MCHC";
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case SA_DEVFN_IGD: return "GFX0";
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case PCH_DEVFN_ISH: return "ISHB";
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case PCH_DEVFN_XHCI: return "XHCI";
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case PCH_DEVFN_USBOTG: return "XDCI";
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case PCH_DEVFN_THERMAL: return "THRM";
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case PCH_DEVFN_I2C0: return "I2C0";
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case PCH_DEVFN_I2C1: return "I2C1";
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case PCH_DEVFN_I2C2: return "I2C2";
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case PCH_DEVFN_I2C3: return "I2C3";
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case PCH_DEVFN_CSE: return "CSE1";
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case PCH_DEVFN_CSE_2: return "CSE2";
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case PCH_DEVFN_CSE_IDER: return "CSED";
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case PCH_DEVFN_CSE_KT: return "CSKT";
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case PCH_DEVFN_CSE_3: return "CSE3";
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case PCH_DEVFN_SATA: return "SATA";
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case PCH_DEVFN_UART2: return "UAR2";
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case PCH_DEVFN_I2C4: return "I2C4";
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case PCH_DEVFN_I2C5: return "I2C5";
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case PCH_DEVFN_PCIE1: return "RP01";
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case PCH_DEVFN_PCIE2: return "RP02";
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case PCH_DEVFN_PCIE3: return "RP03";
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case PCH_DEVFN_PCIE4: return "RP04";
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case PCH_DEVFN_PCIE5: return "RP05";
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case PCH_DEVFN_PCIE6: return "RP06";
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case PCH_DEVFN_PCIE7: return "RP07";
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case PCH_DEVFN_PCIE8: return "RP08";
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case PCH_DEVFN_PCIE9: return "RP09";
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case PCH_DEVFN_PCIE10: return "RP10";
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case PCH_DEVFN_PCIE11: return "RP11";
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case PCH_DEVFN_PCIE12: return "RP12";
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case PCH_DEVFN_UART0: return "UAR0";
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case PCH_DEVFN_UART1: return "UAR1";
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case PCH_DEVFN_GSPI0: return "SPI0";
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case PCH_DEVFN_GSPI1: return "SPI1";
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case PCH_DEVFN_GSPI2: return "SPI2";
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case PCH_DEVFN_EMMC: return "EMMC";
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case PCH_DEVFN_SDCARD: return "SDXC";
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case PCH_DEVFN_LPC: return "LPCB";
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case PCH_DEVFN_P2SB: return "P2SB";
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case PCH_DEVFN_PMC: return "PMC_";
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case PCH_DEVFN_HDA: return "HDAS";
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case PCH_DEVFN_SMBUS: return "SBUS";
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case PCH_DEVFN_SPI: return "FSPI";
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case PCH_DEVFN_GBE: return "IGBE";
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case PCH_DEVFN_TRACEHUB:return "THUB";
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}
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return NULL;
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}
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#endif
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2017-09-06 03:16:21 +02:00
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static void parse_devicetree(FSP_S_CONFIG *params)
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{
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struct device *dev = SA_DEV_ROOT;
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if (!dev) {
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printk(BIOS_ERR, "Could not find root device\n");
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return;
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}
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const config_t *config = dev->chip_info;
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const int SerialIoDev[] = {
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PCH_DEVFN_I2C0,
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PCH_DEVFN_I2C1,
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PCH_DEVFN_I2C2,
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PCH_DEVFN_I2C3,
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PCH_DEVFN_I2C4,
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PCH_DEVFN_I2C5,
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PCH_DEVFN_GSPI0,
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PCH_DEVFN_GSPI1,
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PCH_DEVFN_GSPI2,
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PCH_DEVFN_UART0,
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PCH_DEVFN_UART1,
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PCH_DEVFN_UART2
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};
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for (int i = 0; i < ARRAY_SIZE(SerialIoDev); i++) {
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dev = dev_find_slot(0, SerialIoDev[i]);
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if (!dev->enabled) {
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params->SerialIoDevMode[i] = PchSerialIoDisabled;
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continue;
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}
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params->SerialIoDevMode[i] = PchSerialIoPci;
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if (config->SerialIoDevMode[i] == PchSerialIoAcpi ||
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config->SerialIoDevMode[i] == PchSerialIoHidden)
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params->SerialIoDevMode[i] = config->SerialIoDevMode[i];
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}
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}
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2017-07-14 20:09:10 +02:00
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void soc_init_pre_device(void *chip_info)
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{
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/* Perform silicon specific init. */
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fsp_silicon_init(romstage_handoff_is_resume());
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}
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2017-08-16 20:42:40 +02:00
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static void pci_domain_set_resources(device_t dev)
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{
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assign_resources(dev->link_list);
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}
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static struct device_operations pci_domain_ops = {
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.read_resources = &pci_domain_read_resources,
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.set_resources = &pci_domain_set_resources,
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.scan_bus = &pci_domain_scan_bus,
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.ops_pci_bus = &pci_bus_default_ops,
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2017-08-17 23:25:24 +02:00
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#if IS_ENABLED(CONFIG_HAVE_ACPI_TABLES)
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.acpi_name = &soc_acpi_name,
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#endif
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2017-08-16 20:42:40 +02:00
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};
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static struct device_operations cpu_bus_ops = {
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.read_resources = DEVICE_NOOP,
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.set_resources = DEVICE_NOOP,
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.enable_resources = DEVICE_NOOP,
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.init = DEVICE_NOOP,
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};
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static void soc_enable(device_t dev)
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{
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/* Set the operations if it is a special bus type */
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if (dev->path.type == DEVICE_PATH_DOMAIN)
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dev->ops = &pci_domain_ops;
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else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER)
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dev->ops = &cpu_bus_ops;
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}
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2017-07-14 20:09:10 +02:00
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struct chip_operations soc_intel_cannonlake_ops = {
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CHIP_NAME("Intel Cannonlake")
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2017-08-16 20:42:40 +02:00
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.enable_dev = &soc_enable,
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2017-07-14 20:09:10 +02:00
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.init = &soc_init_pre_device,
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};
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/* UPD parameters to be initialized before SiliconInit */
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void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd)
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{
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int i;
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FSP_S_CONFIG *params = &supd->FspsConfig;
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2017-08-24 02:37:43 +02:00
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const struct device *dev = SA_DEV_ROOT;
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const config_t *config = dev->chip_info;
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2017-07-14 20:09:10 +02:00
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2017-09-06 03:16:21 +02:00
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/* Parse device tree and enable/disable devices */
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parse_devicetree(params);
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2017-09-21 00:17:42 +02:00
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/* Load VBT before devicetree-specific config. */
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2017-10-06 17:36:09 +02:00
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params->GraphicsConfigPtr = (uintptr_t)vbt_get();
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2017-09-21 00:17:42 +02:00
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2017-07-14 20:09:10 +02:00
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/* Set USB OC pin to 0 first */
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for (i = 0; i < ARRAY_SIZE(params->Usb2OverCurrentPin); i++) {
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params->Usb2OverCurrentPin[i] = 0;
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}
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for (i = 0; i < ARRAY_SIZE(params->Usb3OverCurrentPin); i++) {
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params->Usb3OverCurrentPin[i] = 0;
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}
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mainboard_silicon_init_params(params);
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2017-08-24 02:37:43 +02:00
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/* SATA */
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params->SataEnable = config->SataEnable;
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params->SataMode = config->SataMode;
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params->SataSalpSupport = config->SataSalpSupport;
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memcpy(params->SataPortsEnable, config->SataPortsEnable,
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sizeof(params->SataPortsEnable));
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memcpy(params->SataPortsDevSlp, config->SataPortsDevSlp,
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sizeof(params->SataPortsDevSlp));
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/* Lan */
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params->PchLanEnable = config->PchLanEnable;
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/* Audio */
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params->PchHdaDspEnable = config->PchHdaDspEnable;
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params->PchHdaAudioLinkHda = config->PchHdaAudioLinkHda;
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/* USB */
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for (i = 0; i < ARRAY_SIZE(config->usb2_ports); i++) {
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params->PortUsb20Enable[i] =
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config->usb2_ports[i].enable;
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params->Usb2OverCurrentPin[i] =
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config->usb2_ports[i].ocpin;
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params->Usb2AfePetxiset[i] =
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config->usb2_ports[i].pre_emp_bias;
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params->Usb2AfeTxiset[i] =
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config->usb2_ports[i].tx_bias;
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params->Usb2AfePredeemp[i] =
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config->usb2_ports[i].tx_emp_enable;
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params->Usb2AfePehalfbit[i] =
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config->usb2_ports[i].pre_emp_bit;
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}
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for (i = 0; i < ARRAY_SIZE(config->usb3_ports); i++) {
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params->PortUsb30Enable[i] = config->usb3_ports[i].enable;
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params->Usb3OverCurrentPin[i] = config->usb3_ports[i].ocpin;
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if (config->usb3_ports[i].tx_de_emp) {
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params->Usb3HsioTxDeEmphEnable[i] = 1;
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params->Usb3HsioTxDeEmph[i] =
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config->usb3_ports[i].tx_de_emp;
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}
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if (config->usb3_ports[i].tx_downscale_amp) {
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params->Usb3HsioTxDownscaleAmpEnable[i] = 1;
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params->Usb3HsioTxDownscaleAmp[i] =
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config->usb3_ports[i].tx_downscale_amp;
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}
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}
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params->XdciEnable = config->XdciEnable;
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/* eMMC and SD */
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params->ScsEmmcEnabled = config->ScsEmmcEnabled;
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params->ScsEmmcHs400Enabled = config->ScsEmmcHs400Enabled;
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params->ScsSdCardEnabled = config->ScsSdCardEnabled;
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params->ScsUfsEnabled = config->ScsUfsEnabled;
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params->Heci3Enabled = config->Heci3Enabled;
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params->Device4Enable = config->Device4Enable;
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params->SkipMpInit = config->FspSkipMpInit;
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/* VrConfig Settings for 5 domains
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* 0 = System Agent, 1 = IA Core, 2 = Ring,
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* 3 = GT unsliced, 4 = GT sliced */
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for (i = 0; i < ARRAY_SIZE(config->domain_vr_config); i++)
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fill_vr_domain_config(params, i, &config->domain_vr_config[i]);
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2017-07-14 20:09:10 +02:00
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}
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/* Mainboard GPIO Configuration */
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__attribute__((weak)) void mainboard_silicon_init_params(FSP_S_CONFIG *params)
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{
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printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__);
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}
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