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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015 - 2017 Intel Corp.
* Copyright (C) 2017 Online SAS.
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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 <arch/acpi.h>
#include <bootstate.h>
#include <cbfs.h>
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ops.h>
#include <fsp/api.h>
#include <fsp/util.h>
#include <intelblocks/fast_spi.h>
#include <soc/iomap.h>
#include <soc/intel/common/vbt.h>
#include <soc/pci_devs.h>
#include <soc/ramstage.h>
#include <soc/fiamux.h>
#include <spi-generic.h>
#include <soc/hob_mem.h>
static void pci_domain_set_resources(struct device *dev)
{
assign_resources(dev->link_list);
}
static struct device_operations pci_domain_ops = {
.read_resources = &pci_domain_read_resources,
.set_resources = &pci_domain_set_resources,
.scan_bus = &pci_domain_scan_bus,
};
static struct device_operations cpu_bus_ops = {
.read_resources = DEVICE_NOOP,
.set_resources = DEVICE_NOOP,
.enable_resources = DEVICE_NOOP,
.init = denverton_init_cpus,
.scan_bus = NULL,
#if IS_ENABLED(CONFIG_HAVE_ACPI_TABLES)
.acpi_fill_ssdt_generator = generate_cpu_entries,
#endif
};
static void soc_enable_dev(struct device *dev)
{
/* Set the operations if it is a special bus type */
if (dev->path.type == DEVICE_PATH_DOMAIN)
dev->ops = &pci_domain_ops;
else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER)
dev->ops = &cpu_bus_ops;
}
static void soc_init(void *data)
{
fsp_silicon_init(false);
soc_save_dimm_info();
}
static void soc_final(void *data) {}
static void soc_silicon_init_params(FSPS_UPD *silupd)
{
size_t num;
uint16_t supported_hsio_lanes;
BL_HSIO_INFORMATION *hsio_config;
BL_FIA_MUX_CONFIG_HOB *fiamux_hob_data = get_fiamux_hob_data();
/* Configure FIA MUX PCD */
supported_hsio_lanes =
(uint16_t)fiamux_hob_data->FiaMuxConfig.SkuNumLanesAllowed;
num = mainboard_get_hsio_config(&hsio_config);
if (get_fiamux_hsio_info(supported_hsio_lanes, num, &hsio_config))
die("HSIO Configuration is invalid, please correct it!");
/* Check the requested FIA MUX Configuration */
if (!(&hsio_config->FiaConfig)) {
die("Requested FIA MUX Configuration is invalid,"
" please correct it!");
}
/* Initialize PCIE Bifurcation & HSIO configuration */
silupd->FspsConfig.PcdBifurcationPcie0 = hsio_config->PcieBifCtr[0];
silupd->FspsConfig.PcdBifurcationPcie1 = hsio_config->PcieBifCtr[1];
silupd->FspsConfig.PcdFiaMuxConfigRequestPtr =
(uint32_t)&hsio_config->FiaConfig;
}
void platform_fsp_silicon_init_params_cb(FSPS_UPD *silupd)
{
const struct microcode *microcode_file;
size_t microcode_len;
microcode_file = cbfs_boot_map_with_leak("cpu_microcode_blob.bin",
CBFS_TYPE_MICROCODE, µcode_len);
if ((microcode_file != NULL) && (microcode_len != 0)) {
/* Update CPU Microcode patch base address/size */
silupd->FspsConfig.PcdCpuMicrocodePatchBase =
(uint32_t)microcode_file;
silupd->FspsConfig.PcdCpuMicrocodePatchSize =
(uint32_t)microcode_len;
}
soc_silicon_init_params(silupd);
mainboard_silicon_init_params(silupd);
}
struct chip_operations soc_intel_denverton_ns_ops = {
CHIP_NAME("Intel Denverton-NS SOC")
.enable_dev = soc_enable_dev,
.init = soc_init,
.final = soc_final
};
static void soc_set_subsystem(struct device *dev, uint32_t vendor,
uint32_t device)
{
if (!vendor || !device) {
pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
pci_read_config32(dev, PCI_VENDOR_ID));
} else {
pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
((device & 0xffff) << 16) |
(vendor & 0xffff));
}
}
struct pci_operations soc_pci_ops = {
.set_subsystem = soc_set_subsystem,
};
/*
* spi_flash init() needs to run unconditionally on every boot (including
* resume) to allow write protect to be disabled for eventlog and nvram
* updates. This needs to be done as early as possible in ramstage. Thus, add a
* callback for entry into BS_PRE_DEVICE.
*/
static void spi_flash_init_cb(void *unused)
{
fast_spi_init();
}
BOOT_STATE_INIT_ENTRY(BS_PRE_DEVICE, BS_ON_ENTRY, spi_flash_init_cb, NULL);
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