ASRock X670E Steel Legend Software/BIOS Setup Guide - Page 57
SMU and PSP Debug Mode, Enhanced REP MOVSB/STOSB
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AMD X670/B650 Series ACPI _CST C1 Declaration Allows you to determine whether or not to declare the C1 state to the OS. Configuration options: [Auto] [Disabled] [Enabled] MCA error thrash enable Allows you to enable or disable MCA error thresholding. Configuration options: [Auto] [Disabled] [Enabled] SMU and PSP Debug Mode When this option is enabled, uncorrected errors detected by the PSP FW or SMU FW that should cause a cold reset, will hang and not reset the system. Configuration options: [Auto] [Disabled] [Enabled] PPIN Opt-in Allows you to enable or disable the PPIN feature. Configuration options: [Auto] [Disabled] [Enabled] Fast Short REP MOVSB [Enabled] This is set to 1 as default. [Disabled] This can be set to zero for analysis purposes as long as OS supports it. Configuration options: [Disabled] [Enabled] Enhanced REP MOVSB/STOSB [Enabled] This is set to 1 as default. [Disabled] This can be set to zero for analysis purposes as long as OS supports it. Configuration options: [Disabled] [Enabled] REP-MOV/STOS Streaming Allows REP-MOVS/STOS to use non-caching streaming stores for large sizes. Configuration options: [Disabled] [Enabled] Power Supply Idle Control Allows you to configure Power Supply Idle Control. Configuration options: [Auto] [Low Current Idel] [Typical Current Idle] Xtring7 Workaround This workaround is only applicable for Rev A. For Rev A, by default (Auto), the Bronze workaround is applied. Bronze workaround: DbReq and PDM function as expected; breakpoint redirect capability is compromised. Silver workaground: DbReq, PDM, and breakpoint redirect function as expected; SCAN capability is compromized. For Rev B, no workaround is applied and changing the selection for this option will not result in any change. Configuration options: [Auto] [No Workaround] [Bronze Workaround] [Silver Workaround] 53