POST Codes Tables
These tables describe the POST codes, drivers, and keys for the POST.
Port 80 POST Codes
The following table details the Port 80 POST codes and drivers used in the POST.
Driver Name | Port 80 | Driver Name | Port 80 | |
Code | Code | |||
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PeiEventLog | 01 | CpuIo | 3E | |
OemServices | 02 | Cf9Reset | 3F | |
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SioInit | 03 | PcRtc | 40 | |
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MonoStatusCode | 04 | StatusCode | 41 | |
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PentiumMCpuPeim | 08 | Variable | 42 | |
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PlatformStage1 | 09 | SmmVariable | CF | |
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Variable | 0A | EmuVariable | 43 | |
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IchInit | 0B | TcgDxe | A2 | |
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PlatformStage2 | 0D | PhysicalPresence | A3 | |
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IchSmbusArpDisabled | 0E | TpmDriver | AE | |
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ClockGen | 12 | TcgSmm | AE | |
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OpPresence | 13 | PhysicalPresenceReadyToBoot | AE | |
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TcgPei | 14 | DataHubRecordPolicy | AD | |
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FindFv | 15 | Undi | 86 | |
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DxeIpl | 2F | SNP | 90 | |
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LightMemoryInit | 10 | BC | 91 | |
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S3ResumeSoftSmi | 11 | PxeDhcp4 | 92 | |
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Crc32SectionExtract | 31 | Ebc | 93 | |
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OemServices | A4 | IsaBus | 4D | |
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EventLog | A5 | IsaSerial | 4E | |
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ScriptSave | 32 | Ps2Mouse | 6D | |
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AcpiS3Save | 33 | IdeBus | 4F | |
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SmartTimer | 34 | LightPciBus | 50 | |
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JpegDecoder | 35 | UsbBot | 6E | |
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PcxDecoder | 36 | UsbCbi0 | 6F | |
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PlatformBds | 8A | UsbCbi1 | 70 | |
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MpCpu | 37 | UsbKb | 71 | |
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LegacyMetronome | 38 | UsbMassStorage | 72 | |
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FtwLite | 39 | UsbMouse | 74 | |
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Runtime | 3A | Ehci | 8F | |
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MonotonicCounter | 3B | Uhci | 73 | |
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WatchDogTimer | 3C | UsbBus | 75 | |
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SecurityStub | 3D | SmmBase | C2 | |
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Chapter 4 | 143 |
