POST Code Reference Tables

These tables describe the POST codes and components of the POST process.

POST Routine Description Code

PeiEventLog 01 OemServices 02 SioInit 03 MonoStatusCode 04 PentiumMCpuPeim 08 PlatformStage1 09 Variable 0A IchInit 0B PlatformStage2 0D IchSmbusArpDisabled 0E ClockGen 12 OpPresence 13 TcgPei 14 FindFv 15 DxeIpl 2F LightMemoryInit 10 S3ResumeSoftSmi 11 Crc32SectionExtract 31 OemServices A4 EventLog A5 ScriptSave 32 AcpiS3Save 33 SmartTimer 34 JpegDecoder 35 PcxDecoder 36 PlatformBds 8A MpCpu 37 LegacyMetronome 38 FtwLite 39 Runtime 3A MonotonicCounter 3B WatchDogTimer 3C SecurityStub 3D CpuIo 3E Cf9Reset 3F PcRtc 40 StatusCode 41 Variable 42 SmmVariable CF EmuVariable 43

TcgDxe A2 PhysicalPresence A3 TpmDriver AE TcgSmm AE PhysicalPresenceReadyToBoot AE DataHubRecordPolicy AD Undi 86 SNP 90 BC 91 PxeDhcp4 92 Ebc 93 IsaBus 4D IsaSerial 4E Ps2Mouse 6D IdeBus 4F LightPciBus 50 UsbBot 6E UsbCbi0 6F UsbCbi1 70 UsbKb 71 UsbMassStorage 72 UsbMouse 74 Ehci 8F Uhci 73 UsbBus 75 SmmBase C2 SmmDisp C5 SmmReloc C4 SmmRuntime C7 SmmThunk C9 OemServices D8 ChipsetInit 44 SmmAccess C0 PciHostBridge 46 PciExpress 47 GmchMbi CD IchInit 48 IdeController 49 SataController 4A IchSmbusLight 4B SmmControl C1 Ich7MSmmDispatcher C8 IsaAcpiDriver 4C

Fwh 52 SmmFwh CE PciHotPlug 54 BootOptionPolicy 51 SetupUtility 76 Platform 55 PlatformIde 56 Ppm D9 Platform CC Ihisi D0 SetupMouse f9 Int15Microcode D1 SmmPnp D2 Smbios 57 MemorySubClass 58 MiscSubclassDriver 59 SysPassword AB PswdConsole AC HddPswdServiceBody D7 HddPswdService A6 HiiDatabase 80 OemSetupBrowser 82 Font(English) 7E Font(French) 7F Font( Chinese ) 8D UnicodeCollation B1 ConPlatform 5A ConSplitter 5D GraphicsConsole 79 Terminal 7A VgaClass 5E SaveMemoryConfig 5B AcpiSupport 5C AcpiPlatform 53 DataHub 5F DataHubStdErr 7B GenericMemoryTest 61 DiskIo 60 Fat 7C Partition 7D PciPlatform 6B AlertStandardForma 45 PciSerial A8

AsfInit A7 IdeRController A9 Legacy8259 63 LegacyRegion 64 LegacyInterrupt 65 BiosKeyboard 66 BiosVideo 67 MonitorKey 68 LegacyBios 69 LegacyBiosPlatform 6A LegacyMouse 77 SmmUsbLegacy 78 AmtbxInvoke AA OemBadgingSupport 83