/** @file

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are permitted provided that the following conditions are met:

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  list of conditions and the following disclaimer.
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  be used to endorse or promote products derived from this software without
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**/

#ifndef _SYSTEM_INFO_HOB_H_
#define _SYSTEM_INFO_HOB_H_

#define SYSTEM_INFO_HOB_GUID      { 0x7650A0F2, 0x0D91, 0x4B0C, { 0x92, 0x3B, 0xBD, 0xCF, 0x22, 0xD1, 0x64, 0x35 } }

#ifndef MAX_SOCKET
#define MAX_SOCKET                2
#endif

#ifndef MAX_IIO_STACK
#define MAX_IIO_STACK                16
#endif

#define MAX_LOGIC_IIO_STACK          18
#define MAX_HPM_PFS_ENTRY_NUM         15      // Number of entries in PFS structure
#define HPM_PFS_ENTRY_SIZE            2       // Entry size of PFS structure in DWORD

#ifndef MAX_IMC
#define MAX_IMC                       12                     // Maximum memory controllers per socket
#endif

#ifndef MAX_MC_CH
#define MAX_MC_CH                     1                     // Max number of channels per MC (3 for EP)
#endif

#ifndef MAX_CH
#define MAX_CH                        ((MAX_IMC)*(MAX_MC_CH))     // Max channels per socket (worst case EP * EX combination = 16)
#endif

#pragma pack(1)

typedef enum {
  TYPE_SCF_BAR = 0,
  TYPE_PCU_BAR,
  TYPE_MEM_BAR0,
  TYPE_MEM_BAR1,
  TYPE_MEM_BAR2,
  TYPE_MEM_BAR3,
  TYPE_MEM_BAR4,
  TYPE_MEM_BAR5,
  TYPE_MEM_BAR6,
  TYPE_MEM_BAR7,
  TYPE_SBREG_BAR,
  TYPE_MAX_MMIO_BAR
} MMIO_BARS;

typedef enum {
  ReservedMemSs,
  Ddr4MemSs = 1,
  Ddr5MemSs = 2,
  LpDdr4MemSs = 3,
  LpDdr5MemSs = 4,
  Hbm2MemSs = 5,
  MrcMstMax,
  MrcMstDelim = MAX_INT32
} MRC_MST;

typedef enum BootMode {
  NormalBoot  = 0,  // Normal path through RC with full init, mem detection, init, training, etc.
                    //    Some of these MRC specific init routines can be skipped based on MRC input params
                    //    in addition to the sub-boot type (WarmBoot, WarmBootFast, etc).
  S3Resume    = 1   // S3 flow through RC. Should do the bare minimum required for S3
                    //    init and be optimized for speed.
} BOOT_MODE;

//
// This is used to determine what type of die is connected to a UPI link
//
typedef enum {
  UpiConnectionTypeCpu,
  UpiConnectionTypePcieGen4,
  UpiConnectionTypeFpga,
  UpiConnectionTypeMax
} UPI_CONNECTION_TYPE;

//
// VSEC info for HPM
// The HPM_INFO struct contains info collected from the VSEC structure for the HPM.
// VSEC Structure is defined as below:
//
// ------------------------VSEC Structure------------------------
// | Next Cap Offset(12b)  | Cap Version(4b) | PCIe Cap ID(16b) |
// --------------------------------------------------------------
// |     VSEC_LEN(12b)     |   VSEC_REV(4b)  |   VSEC_ID(16b)   |
// --------------------------------------------------------------
// | EntrySize(8b)     |     NumEntries(8b)  |    Rsvd(16b)     |
// --------------------------------------------------------------
// |                 Address(29b)                    | tBIR(3b) |
// --------------------------------------------------------------
//
//
typedef struct {
  UINT8        NumEntries;  // The number of PM feature interface instances in this VSEC space
  UINT8        EntrySize;   // The entry size for each PM interface instance in 32-bit DWORDs
  UINT32       Address;     // The offset from the BAR register which is used for HPM to point to the base of the discovery entry. i.e. the PFS (PM Feature Structure)
  UINT8        tBIR;        // Which one of he function's BAR is used for the PFS offset
} HPM_INFO;

//
//-------------------------------- - PFS Entry--------------------------------
//|  EntrySize(16b)                     |  NumEntries(8b)  |  VSEC_SubID(8b)  |
//----------------------------------------------------------------------------
//| RSVD(14b)                | Attr(2b) |       CapOffset(16b)                |
//----------------------------------------------------------------------------
//
typedef struct {
  UINT32                TpmiId : 8;
  UINT32                NumEntries : 8;
  UINT32                EntrySize : 16;
  UINT32                CapOffset : 16;
  UINT32                Attribute : 2;
  UINT32                EntryBitMap : 8;
  UINT32                Rsvd : 6;
} PFS_ENTRY;

//
// HPM (Hierarchical Power Management) VSEC resource allocation info
//
typedef struct {
  BOOLEAN             HpmEnabled;                   // HPM enabled or not in BIOS knob
  BOOLEAN             HpmInfraReady;                // All the HPM infrastructure data is buffered
  UINT32              OobMsmHpmBarBase;               // The base of OOBMSM BAR1 for HPM PFS and LUT tables
  UINT32              OobMsmHpmBarLimit;              // The limit of OOBMSM BAR1 from where the required size will be allocated
  UINT32              OobMsmHpmBarMmcfgAddress;       // The OOBMSM BAR1 MMCFG address
  UINT32              OobMsmHpmBarRequiredSize;       // The required size of OOBMSM BAR1

  HPM_INFO            HpmVsecInfo;                  // For now, single VSEC is assumed
  PFS_ENTRY           Pfs[MAX_HPM_PFS_ENTRY_NUM];   // The buffered PFS structure

} HPM_VSEC_RESOURCE;

typedef struct {
  UINT32 StackPresentBitmap[MAX_SOCKET];           ///< bitmap of present stacks per socket
  UINT8  StackBus[MAX_SOCKET][MAX_LOGIC_IIO_STACK];///< Bus of each stack
  UINT32 StackMmiol[MAX_SOCKET][MAX_IIO_STACK];    ///< mmiol of each IIO stack, if it works as CXL, the mmiol base is RCRBBAR
  UINT8  SocketFirstBus[MAX_SOCKET];
  UINT8  Socket10nmUboxBus0[MAX_SOCKET];           //10nm CPU use only
  UINT8  TotIoDie[MAX_SOCKET];                     //GNR & SRF CPU use only
  UINT8  TotCmpDie[MAX_SOCKET];                    //GNR & SRF CPU use only
  UINT8  SocketLastBus[MAX_SOCKET];
  UINT8  segmentSocket[MAX_SOCKET];
  UINT8  KtiPortCnt;
  UINT32 socketPresentBitMap;
  UINT32 FpgaPresentBitMap;
  UINT32 mmCfgBase;
  UINT64 SocketMmCfgBase[MAX_SOCKET];
  UINT8  DdrMaxCh;
  UINT8  DdrMaxImc;                               ///< Logical number of IMC count, ignoring logical holes
  UINT8  DdrPhysicalMaxImc;                       ///< Physical number of IMC count from Capid
  UINT8  DdrNumChPerMc;
  UINT8  DdrNumPseudoChPerCh;
  UINT8  imcEnabled[MAX_SOCKET][MAX_IMC];
  UINT8  mcId[MAX_SOCKET][MAX_CH];
  MRC_MST MemSsType[MAX_SOCKET];                    ///< MemSsType global identifier for DDR vs. HBM
  UINT32  MmioBar[MAX_SOCKET][TYPE_MAX_MMIO_BAR];
  UINT8   HbmMaxCh;
  UINT8   HbmMaxIoInst;
  UINT8   HbmNumChPerMc;
  UINT8   HbmNumChPerIo;
  UINT32  LastCsrAddress[2];
  UINT32  LastCsrMmioAddr;
  UINT8   CsrCachingEnable;
  UINT32  LastCsrMcAddress[2];
  UINT32  LastCsrMcMmioPhyAddr;
  UINT8   CsrPciBarCachingEnable;
  UINT32  LastCsrPciBarAddr[2];
  UINT64  LastCsrPciBarPhyAddr;
  UINT32  LastSBPortId[MAX_SOCKET];
  UPI_CONNECTION_TYPE         UpiConnectionType[MAX_SOCKET];
  BOOLEAN PostedCsrAccessAllowed;                   // SW is allowed to use posted CSR writes method when TRUE
  BOOLEAN PostedWritesEnabled;                      // All CSR writes use posted method when TRUE, non-posted when FALSE
  BOOLEAN DataPopulated;                            // CPU_CSR_ACCESS_VAR is unavailable when FALSE
  HPM_VSEC_RESOURCE SocketHpmVsecRes[MAX_SOCKET];   // HPM VSEC info for all sockets
  BOOLEAN HbmSku;
  UINT64  Cxl1p1Rcrb[MAX_SOCKET][MAX_IIO_STACK];    // CXL 1.1 RCRB, one per PI5 stack
  UINT64  CxlRbBar[MAX_SOCKET][MAX_IIO_STACK];      // CXL RBBAR, one per PI5 stack
  UINT32  DmiRcrb[MAX_SOCKET];                      // DMI RCRB region, one per socket
  UINT8   FabricType;                               //Compute die 10x6, 10x5, and 6x5 type is stored
  UINT8   ChopType;                                 //Compute Die Chop Type
  UINT8   MdfInstCount;
  UINT32  UboxMmioSize;
  UINT32  UboxScfMmioSize;
  UINT64  PpinValue[MAX_SOCKET];                    // The Protected Processor Inventory Number from CPU MSRs
  UINT32  OobMsmPciBaseAddress[MAX_SOCKET];
  UINT32  S3mControlRegisterBaseAddress[MAX_SOCKET];
} CPU_CSR_ACCESS_VAR;

typedef struct {
  UINT32 MeRequestedSizeNv;
  UINT32 MeRequestedAlignmentNv;
  UINT8  SbspSocketIdNv;
} SYS_INFO_VAR_NVRAM;

typedef struct _CPUID_REGISTER_INFO {
  UINT32 Eax;
  UINT32 Ebx;
  UINT32 Ecx;
  UINT32 Edx;
} CPUID_REGISTER_INFO;

typedef struct _PROCESSOR_COMMON_INFO {
  UINT32  capid0;
  UINT32  capid1;
  UINT32  capid2;
  UINT32  capid3;
  UINT32  capid4;
  UINT32  capid5;
  UINT32  capid6lo;
  UINT32  capid6hi;
  CPUID_REGISTER_INFO  ExtCpuid7;
  CPUID_REGISTER_INFO  ExtCpuid1B;
} PROCESSOR_COMMON_INFO;

typedef struct {
  UINT32 MeRequestedSize;
  UINT32 MeRequestedAlignment;
  UINT32 CheckPoint;
  UINT8  ResetRequired;
  UINT8  Emulation;
  BOOT_MODE SysBootMode;
  CPU_CSR_ACCESS_VAR        CpuCsrAccessVarHost;    // Common resource for CsrAccessRoutines
  UINT64   CpuFreq;
  UINT8    SocketId;
  SYS_INFO_VAR_NVRAM SysInfoVarNvram;
  BOOLEAN  UsraTraceControl;
  UINT16   UsraTraceConfiguration;                 // Bit               7       6        5           4                     3:0
                                                   //               Write, Modify, GetAddr, Long/Short, Trace 0x5 as signature
                                                   // Bit               15                              14:11   10     9     8
                                                   // DumpCpuCsrAccessVar,                                TBD, CSR, PCIE, Read
  BOOLEAN  CpuCsrAccessVarInfoDumped;
  PROCESSOR_COMMON_INFO          ProcessorCommonInfo[MAX_SOCKET];
  EFI_PHYSICAL_ADDRESS  SocAddrMapData;
  UINTN    UsraPpiPtr;
} SYSTEM_INFO_VAR;


#pragma pack ()

#endif //#ifndef _SYSTEM_INFO_HOB_H_