/** @file
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Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <PiPei.h>
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#include <SaPolicyCommon.h>
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#include <Library/DebugLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/IoLib.h>
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#include <Library/HobLib.h>
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#include <Library/PcdLib.h>
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#include <Library/PchCycleDecodingLib.h>
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#include <Library/PciLib.h>
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#include <Library/PcdLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/PeiSaPolicyLib.h>
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#include <Library/BoardInitLib.h>
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#include <PchAccess.h>
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#include <Library/GpioNativeLib.h>
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#include <Library/GpioLib.h>
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#include <Library/PchPcrLib.h>
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#include <Library/PcdLib.h>
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#include <Library/GpioExpanderLib.h>
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#include <GpioPinsSklLp.h>
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#include <GpioPinsSklH.h>
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#include <SioRegs.h>
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#include <GpioPinsCnlLp.h>
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#include <CpuRegs.h>
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//#include <CpuDataStruct.h>
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#include <CpuAccess.h>
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#include <Register/Cpuid.h>
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#include "UpXtremeInit.h"
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#include <ConfigBlock.h>
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#include <ConfigBlock/MemoryConfig.h>
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CONST UINT32 mUpxGpioBomPad[] = {
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GPIO_CNL_LP_GPP_C10, // BRD_ID2
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GPIO_CNL_LP_GPP_C9, // BRD_ID1
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GPIO_CNL_LP_GPP_C8, // BRD_ID0
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GPIO_CNL_LP_GPP_A23, // DDR_ID2
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GPIO_CNL_LP_GPP_A18, // DDR_ID1
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GPIO_CNL_LP_GPP_C11, // DDR_ID0
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};
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CONST GPIO_INIT_CONFIG mUpxBomGpioTemplate = {
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GPIO_CNL_LP_GPP_C10, {GpioPadModeGpio, GpioHostOwnGpio, GpioDirIn, GpioOutDefault, GpioIntDis, GpioHostDeepReset, GpioTermNone}
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};
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/**
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Prints the processor information
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**/
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VOID
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PrintCpuInformation (
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VOID
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)
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{
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UINT32 MaximumExtendedFunction;
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UINT16 CpuDid;
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UINT32 CpuFamilyModel;
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UINT8 CpuStepping;
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EFI_CPUID_REGISTER Cpuid;
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//
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// Array to store brand string from 3 brand string leafs with
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// 4 32-bit brand string values per leaf and an extra value to
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// null terminate the string.
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//
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UINT32 BrandString[3 * 4 + 1];
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CHAR8 *AsciiBrandString;
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CHAR16 *UnicodeBrandString;
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UINTN Length;
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AsmCpuid (CPUID_EXTENDED_FUNCTION, &MaximumExtendedFunction, NULL, NULL, NULL);
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ZeroMem (&BrandString, sizeof (BrandString));
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if (CPUID_BRAND_STRING1 <= MaximumExtendedFunction) {
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AsmCpuid (
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CPUID_BRAND_STRING1,
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&BrandString[0],
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&BrandString[1],
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&BrandString[2],
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&BrandString[3]
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);
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}
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if (CPUID_BRAND_STRING2 <= MaximumExtendedFunction) {
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AsmCpuid (
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CPUID_BRAND_STRING2,
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&BrandString[4],
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&BrandString[5],
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&BrandString[6],
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&BrandString[7]
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);
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}
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if (CPUID_BRAND_STRING3 <= MaximumExtendedFunction) {
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AsmCpuid (
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CPUID_BRAND_STRING3,
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&BrandString[8],
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&BrandString[9],
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&BrandString[10],
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&BrandString[11]
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);
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}
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//
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// Skip spaces at the beginning of the brand string
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//
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for (AsciiBrandString = (CHAR8 *)BrandString; *AsciiBrandString == ' '; AsciiBrandString++);
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DEBUG ((DEBUG_INFO, "Processor Brand String = %a\n", AsciiBrandString));
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//
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// Convert ASCII brand string to an allocated Unicode brand string
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//
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Length = AsciiStrLen (AsciiBrandString) + 1;
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UnicodeBrandString = AllocatePool (Length * sizeof (CHAR16));
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AsciiStrToUnicodeStrS (AsciiBrandString, UnicodeBrandString, Length);
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DEBUG ((DEBUG_INFO, "Processor Unicode Brand String = %s\n", UnicodeBrandString));
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///
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/// Read the CPUID & DID information
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///
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AsmCpuid (CPUID_VERSION_INFO, &Cpuid.RegEax, &Cpuid.RegEbx, &Cpuid.RegEcx, &Cpuid.RegEdx);
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CpuFamilyModel = Cpuid.RegEax & CPUID_FULL_FAMILY_MODEL;
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CpuStepping = (Cpuid.RegEax & 0xF);
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CpuDid = PciRead16 (PCI_LIB_ADDRESS (SA_MC_BUS, SA_MC_DEV, SA_MC_FUN, R_SA_MC_DEVICE_ID));
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DEBUG ((DEBUG_ERROR, "CpuFamilyModel 0x%X, CpuStepping 0x%X, CpuDid 0x%X\n", CpuFamilyModel, CpuStepping, CpuDid));
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}
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EFI_STATUS
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EFIAPI
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UpXtremeBoardDetect (
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VOID
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)
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{
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UINT32 GpioData;
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GPIO_INIT_CONFIG UpxBomGpioTemplate;
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UINT8 BomId;
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UINT8 Index;
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UINTN NumberOfGpios;
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EFI_STATUS Status;
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DEBUG ((DEBUG_INFO, "UpXtremeDetectionCallback\n"));
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PrintCpuInformation ();
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if (LibPcdGetSku () != 0) {
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return EFI_SUCCESS;
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}
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BomId = 0;
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NumberOfGpios = ARRAY_SIZE (mUpxGpioBomPad);
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LibPcdSetSku (BoardIdUpXtreme);
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DEBUG ((DEBUG_INFO, "SKU_ID: 0x%x\n", LibPcdGetSku ()));
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ASSERT (LibPcdGetSku () == BoardIdUpXtreme);
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CopyMem (&UpxBomGpioTemplate, &mUpxBomGpioTemplate, sizeof(UpxBomGpioTemplate));
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// Initialize all GPIO pins to input
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for (Index = 0; Index < NumberOfGpios; Index++) {
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UpxBomGpioTemplate.GpioPad = mUpxGpioBomPad[Index];
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GpioConfigurePads (1, &UpxBomGpioTemplate);
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}
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// Sample the GPIO pin level
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for (Index = 0; Index < NumberOfGpios; Index++) {
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Status = GpioGetInputValue (mUpxGpioBomPad[Index], &GpioData);
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if (EFI_ERROR(Status)) {
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break;
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}
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BomId = (BomId << 1) + (GpioData & 1);
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}
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if (Index == NumberOfGpios) {
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PcdSet8S(PcdBoardBomId, BomId);
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}
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DEBUG ((DEBUG_INFO, "BOM_ID 0x%x\n", PcdGet8(PcdBoardBomId)));
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return EFI_SUCCESS;
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}
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