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/*
* Copyright (c) 2013 Linaro Limited
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the BSD License which accompanies
* this distribution, and is available at
* http://opensource.org/licenses/bsd-license.php
*
* Contributors:
* Yi Li - yi.li@linaro.org
*/
#include <IndustryStandard/Acpi.h>
#include <Platform.h>
#define EFI_ACPI_MEMORY_AGGREGATOR_TYPE_SOCKET 00 //socket
#define EFI_ACPI_MEMORY_AGGREGATOR_TYPE_MEMCTRL 01 //Memory Controller
#define EFI_ACPI_MEMORY_AGGREGATOR_TYPE_DIMM 02 //DIMM
#define EFI_ACPI_MEMORY_AGGREGATOR_TYPE_RESVERVED 03 //RESVERVED
#define EFI_ACPI_MEMORY_AGGREGATOR_FLAG_TLAD 01
#define EFI_ACPI_MEMORY_AGGREGATOR_FLAG_PHYELEMENT 02 // BIT1 - set to 1 since socket is a physical element of the topology
//Bit 2 and 3 - If 00, indicates that all components aggregated by this device implements volatile memory
// If 01, indicates that components aggregated by this device implements both volatile and non-volatile memory
// If 10, indicates that all components aggregated by this device implements non-volatile memory
#define EFI_ACPI_MEMORY_AGGREGATOR_FLAG__VOLATILE 00
#define EFI_ACPI_MEMORY_AGGREGATOR_FLAG__MIXED 4
#define EFI_ACPI_MEMORY_AGGREGATOR_FLAG__NONVOLATILE 0x08
#define EFI_ACPI_MEMORY_AGGREGATOR_FLAG__RSVD 0x0C
#define MAXNUMBER_OF_PROXIMITY_DOMAINS 0x3
#define MAX_SOCKET 0x2
#define NUM_MEM_CONTROLLERS 0x2
#define MAX_DIMM 0x02
#pragma pack (1)
// PMMT Table fields
typedef struct {
UINT32 ReadLatency;
UINT32 WriteLatency;
UINT32 ReadBW;
UINT32 WriteBW;
UINT16 OptimalAccUnit;
UINT16 OptimalAccAlignment;
} EFI_ACPI_MEMCTRL_CHAR_TABLE;
typedef struct {
UINT8 Type;
UINT8 Rsvd;
UINT16 Length;
UINT16 Flag;
UINT16 Rsvd1;
UINT16 PhyCompIdentifier;
UINT16 Rsvd2;
UINT32 Size;
UINT32 SmBiosHandle;
} EFI_ACPI_MEMORY_AGGREGATOR_DIMM_STRUC;
typedef struct {
UINT8 Type;
UINT8 Rsvd;
UINT16 Length;
UINT16 Flag;
UINT16 Rsvd1;
EFI_ACPI_MEMCTRL_CHAR_TABLE MemCtrlCharTable;
UINT16 Rsvd2;
UINT16 NumProxDomains;
UINT32 ProxDomain[MAXNUMBER_OF_PROXIMITY_DOMAINS];
EFI_ACPI_MEMORY_AGGREGATOR_DIMM_STRUC PhyCompIdentStruc[MAX_DIMM];
} EFI_ACPI_MEMORY_AGGREGATOR_MEMCTRL_STRUC;
typedef struct {
UINT8 Type;
UINT8 Rsvd;
UINT16 Length;
UINT16 Flag;
UINT16 Rsvd1;
UINT16 SckIdent;
UINT16 Rsvd2;
EFI_ACPI_MEMORY_AGGREGATOR_MEMCTRL_STRUC MemCtrlStruc[NUM_MEM_CONTROLLERS];
} EFI_ACPI_MEMORY_AGGREGATOR_SOCKET_STRUC;
typedef struct {
EFI_ACPI_5_0_MEMORY_TOPOLOGY_TABLE Header;
EFI_ACPI_MEMORY_AGGREGATOR_SOCKET_STRUC TopLevelmemAggrDevStruc[MAX_SOCKET];
} EFI_ACPI_5_0_PLATFORM_MEMORY_TOPOLOGY_TABLE;
#pragma pack ()
EFI_ACPI_5_0_PLATFORM_MEMORY_TOPOLOGY_TABLE Pmtt = {
{
{
EFI_ACPI_5_0_PLATFORM_MEMORY_TOPOLOGY_TABLE_SIGNATURE,
sizeof (EFI_ACPI_5_0_PLATFORM_MEMORY_TOPOLOGY_TABLE), // Length
EFI_ACPI_5_0_MEMORY_TOPOLOGY_TABLE_REVISION, // Revision
0x00, // Checksum will be updated at runtime
{EFI_ACPI_OEM_ID},
EFI_ACPI_OEM_TABLE_ID,
EFI_ACPI_OEM_REVISION,
EFI_ACPI_CREATOR_ID,
EFI_ACPI_CREATOR_REVISION
},
EFI_ACPI_RESERVED_DWORD, // Reserved[0]
},
{
/*Socket 0*/
{
0x00, //Subtable Type:Socket
0x00, //Reserved
0x0080, //Length
0x0001, //Flags
0x0000, //Reserved
0x0000, //Socket ID
0x0000, //Reserved
{
/*Memory Controller 1*/
{
0x01, //Subtable Type:Memory Controller
0x00, //Reserved
0x0054, //Length
0x0005, //Flags
0x0000, //Reserved
{
0x00000000, //Read Latency
0x00000000, //Write Latency
0x00000000, //Read Bandwidth
0x00000000, //Write Bandwidth
0x0000, //Access Width
0x0000, //Alignment
},
0x0000, //Reserved
MAXNUMBER_OF_PROXIMITY_DOMAINS, //Domain Count
0x00000000, //Proximity Domain
0x00000000, //Proximity Domain
0x00000000, //Proximity Domain
{
/*DIMM 0*/
{
0x02, //Subtable Type:Physical Component (DIMM)
0x00, //Reserved
0x0014, //Length
0x0002, //Flags
0x0000, //Reserved
0x0000, //Component ID
0x0000, //Reserved
0x00000000, //Memory Size
0x00000000, //Bios Handle
},
/*DIMM 1*/
{
0x02, //Subtable Type:Physical Component (DIMM)
0x00, //Reserved
0x0014, //Length
0x0002, //Flags
0x0000, //Reserved
0x0000, //Component ID
0x0000, //Reserved
0x00000000, //Memory Size
0x00000000, //Bios Handle
},
},
},
/*Memory Controller 2*/
{
0x01, //Subtable Type:Memory Controller
0x00, //Reserved
0x0020, //Length
0x0001, //Flags
0x0000, //Reserved
{
0x00000000, //Read Latency
0x00000000, //Write Latency
0x00000000, //Read Bandwidth
0x00000000, //Write Bandwidth
0x0000, //Access Width
0x0000 //Alignment
},
0x0000, //Reserved
0x0000, //Domain Count
{0},
{0},
},
},
},
/*Socket 1*/
{
0x00, //Subtable Type:Socket
0x00, //Reserved
0x000c, //Length
0x0001, //Flags
0x0000, //Reserved
0x0000, //Socket ID
0x0000 //Reserved
},
},
};
VOID*
ReferenceAcpiTable (
VOID
)
{
//
// Reference the table being generated to prevent the optimizer from removing the
// data structure from the exeutable
//
return (VOID*)&Pmtt;
}
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