2020-04-16 09:15:26 +02:00
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/*
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* smbios.h
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*
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* Created on: 16 Apr 2020
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* Author: jief
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*/
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#ifndef PLATFORM_SMBIOS_H_
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#define PLATFORM_SMBIOS_H_
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2020-04-16 09:48:13 +02:00
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// The maximum number of RAM slots to detect
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// even for 3-channels chipset X58 there are no more then 8 slots
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#define MAX_RAM_SLOTS 24
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// The maximum sane frequency for a RAM module
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#define MAX_RAM_FREQUENCY 5000
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typedef struct {
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BOOLEAN InUse;
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UINT8 Type;
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UINT16 pad0;
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UINT32 pad1;
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UINT32 ModuleSize;
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UINT32 Frequency;
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CONST CHAR8* Vendor;
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CHAR8* PartNo;
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CHAR8* SerialNo;
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} RAM_SLOT_INFO;
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typedef struct
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{
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UINT32 Frequency;
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UINT32 Divider;
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UINT8 TRC;
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UINT8 TRP;
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UINT8 RAS;
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UINT8 Channels;
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UINT8 Slots;
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UINT8 Type;
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UINT8 SPDInUse;
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UINT8 SMBIOSInUse;
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UINT8 UserInUse;
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UINT8 UserChannels;
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UINT8 pad[2];
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RAM_SLOT_INFO SPD[MAX_RAM_SLOTS * 4];
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RAM_SLOT_INFO SMBIOS[MAX_RAM_SLOTS * 4];
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RAM_SLOT_INFO User[MAX_RAM_SLOTS * 4];
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} MEM_STRUCTURE;
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2020-04-16 09:15:26 +02:00
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extern APPLE_SMBIOS_STRUCTURE_POINTER SmbiosTable;
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2020-04-16 09:48:13 +02:00
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extern MEM_STRUCTURE gRAM;
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2020-04-16 09:15:26 +02:00
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extern BOOLEAN gMobile;
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UINTN
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iStrLen(
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CONST CHAR8* String,
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UINTN MaxLen
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);
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EFI_STATUS
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PrepatchSmbios (VOID);
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VOID
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PatchSmbios (VOID);
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VOID
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FinalizeSmbios (VOID);
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#endif /* PLATFORM_SMBIOS_H_ */
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