Hardware Prototyping Using a Windows-Hosted UEFI Environment

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How Does UEFI Support SMBus?• The UEFI PI Specification’s SMBus HostController protocol abstracts differencesin hardware interface.typedef struct _EFI_SMBUS_HC_PROTOCOL {EFI_SMBUS_HC_EXECUTE_OPERATION Execute;EFI_SMBUS_HC_PROTOCOL_ARP_DEVICE ArpDevice;EFI_SMBUS_HC_PROTOCOL_GET_ARP_MAP GetArpMap;EFI_SMBUS_HC_PROTOCOL_NOTIFY Notify;} EFI_SMBUS_HC_PROTOCOL;UEFI Plugfest – July 2011 www.uefi.org 6
What Was Missing?• The UEFI Driver Model!UEFI Plugfest – July 2011 www.uefi.org 7
Page 5: SMBusWhat Is SMBus?CPU• SMBus is
Page 9 and 10: What Was Missing?• The UEFI Drive
Page 11 and 12: What Was Missing?• The UEFI Drive
Page 13 and 14: Adding ASF, DASHand IPMIOS/APPSSetu
Page 15 and 16: SMBus Host Controller DriverArchite
Page 18 and 19: Debug Using Messages orBreakpoints!
Page 20 and 21: Conclusion• Device Emulation Spee
Page 22 and 23: Thanks for attending theUEFI Summer
Page 24 and 25: BackupUEFI Plugfest - July 2011 www
Page 26 and 27: ASF I/O Protocolextern EFI_GUID gSc
Page 28 and 29: IPMI I/O Protocolextern EFI_GUID gS

Hardware Prototyping Using a Windows-Hosted UEFI Environment

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