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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011, 2017 Advanced Micro Devices, Inc.
* Copyright (C) 2013 Sage Electronic Engineering, LLC
* Copyright (C) 2017 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 <compiler.h>
#include <device/device.h>
#include <device/pci_def.h>
#include <amdblocks/BiosCallOuts.h>
#include <soc/southbridge.h>
#include <soc/pci_devs.h>
#include <stdlib.h>
#include <amdblocks/agesawrapper.h>
#include <amdlib.h>
#include <amdblocks/dimm_spd.h>
#include "chip.h"
#include <amdblocks/car.h>
void __weak platform_FchParams_reset(
FCH_RESET_DATA_BLOCK *FchParams_reset) {}
AGESA_STATUS agesa_fch_initreset(UINT32 Func, UINTN FchData, VOID *ConfigPtr)
{
AMD_CONFIG_PARAMS *StdHeader = ConfigPtr;
if (StdHeader->Func == AMD_INIT_RESET) {
FCH_RESET_DATA_BLOCK *FchParams_reset;
FchParams_reset = (FCH_RESET_DATA_BLOCK *)FchData;
printk(BIOS_DEBUG, "Fch OEM config in INIT RESET ");
/* Get platform specific configuration changes */
platform_FchParams_reset(FchParams_reset);
printk(BIOS_DEBUG, "Done\n");
}
return AGESA_SUCCESS;
}
AGESA_STATUS agesa_fch_initenv(UINT32 Func, UINTN FchData, VOID *ConfigPtr)
{
AMD_CONFIG_PARAMS *StdHeader = ConfigPtr;
if (StdHeader->Func == AMD_INIT_ENV) {
FCH_DATA_BLOCK *FchParams_env = (FCH_DATA_BLOCK *)FchData;
printk(BIOS_DEBUG, "Fch OEM config in INIT ENV ");
if (IS_ENABLED(CONFIG_STONEYRIDGE_IMC_FWM))
oem_fan_control(FchParams_env);
/* XHCI configuration */
if (IS_ENABLED(CONFIG_STONEYRIDGE_XHCI_ENABLE))
FchParams_env->Usb.Xhci0Enable = TRUE;
else
FchParams_env->Usb.Xhci0Enable = FALSE;
FchParams_env->Usb.Xhci1Enable = FALSE;
/* 8: If USB3 port is unremoveable. */
FchParams_env->Usb.USB30PortInit = 8;
/* SATA configuration */
FchParams_env->Sata.SataClass = CONFIG_STONEYRIDGE_SATA_MODE;
switch ((SATA_CLASS)CONFIG_STONEYRIDGE_SATA_MODE) {
case SataRaid:
case SataAhci:
case SataAhci7804:
case SataLegacyIde:
FchParams_env->Sata.SataIdeMode = FALSE;
break;
case SataIde2Ahci:
case SataIde2Ahci7804:
default: /* SataNativeIde */
FchParams_env->Sata.SataIdeMode = TRUE;
break;
}
/* Platform updates */
platform_FchParams_env(FchParams_env);
printk(BIOS_DEBUG, "Done\n");
}
return AGESA_SUCCESS;
}
AGESA_STATUS agesa_ReadSpd(UINT32 Func, UINTN Data, VOID *ConfigPtr)
{
uint8_t spd_address;
int err;
DEVTREE_CONST struct device *dev;
DEVTREE_CONST struct soc_amd_stoneyridge_config *conf;
AGESA_READ_SPD_PARAMS *info = ConfigPtr;
if (!ENV_ROMSTAGE)
return AGESA_UNSUPPORTED;
dev = dev_find_slot(0, DCT_DEVFN);
if (dev == NULL)
return AGESA_ERROR;
conf = dev->chip_info;
if (conf == NULL)
return AGESA_ERROR;
if (info->SocketId >= ARRAY_SIZE(conf->spd_addr_lookup))
return AGESA_ERROR;
if (info->MemChannelId >= ARRAY_SIZE(conf->spd_addr_lookup[0]))
return AGESA_ERROR;
if (info->DimmId >= ARRAY_SIZE(conf->spd_addr_lookup[0][0]))
return AGESA_ERROR;
spd_address = conf->spd_addr_lookup
[info->SocketId][info->MemChannelId][info->DimmId];
if (spd_address == 0)
return AGESA_ERROR;
err = mainboard_read_spd(spd_address, (void *)info->Buffer,
CONFIG_DIMM_SPD_SIZE);
/* Read the SPD if the mainboard didn't fill the buffer */
if (err || (*info->Buffer == 0))
err = sb_read_spd(spd_address, (void *)info->Buffer,
CONFIG_DIMM_SPD_SIZE);
if (err)
return AGESA_ERROR;
return AGESA_SUCCESS;
}
AGESA_STATUS agesa_HaltThisAp(UINT32 Func, UINTN Data, VOID *ConfigPtr)
{
AGESA_HALT_THIS_AP_PARAMS *info = ConfigPtr;
uint32_t flags = 0;
if (info->PrimaryCore == TRUE)
return AGESA_UNSUPPORTED; /* force normal path */
if (info->ExecWbinvd == TRUE)
flags |= 1;
if (info->CacheEn == TRUE)
flags |= 2;
ap_teardown_car(flags); /* does not return */
/* Should never reach here */
return AGESA_UNSUPPORTED;
}
/* Allow mainboards to fill the SPD buffer */
__weak int mainboard_read_spd(uint8_t spdAddress, char *buf,
size_t len)
{
printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__);
return -1; /* SPD not read */
}
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