Asus RS700-E10-RS12U User Manual - Page 173
PCI-E Port L1 Exit Latency [8uS - 16uS], Sierra Peak Memory Region Buffer Size [None]
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Sierra Peak Memory Region Buffer Size [None] Select size of memory buffer for each single Sierra Peak instance. Configuration options: [None] [1MB] [8MB] [64MB] [128MB] [256MB] [512MB] [1GB] Port 0/DMI Settings related to PCI Express Ports (0/1A/1B/1C/1D/2A/2B/2C/2D/3A/3B/3C/3D/4A4 B/4C/4D/5A/5B/5C/5D) Link Speed [Auto] Choose the Link Speed for this PCIe port. Configuration options: [Auto] [Gen 1 (2.5 GT/s)] [Gen 2 (5 GT/s)] [Gen 3 (8 GT/s)] The following item appears only when Link Speed is set to [Auto], [Gen 2 (5 GT/s)], or [Gen 3 (8 GT/s)]. PCI-E Port DeEmphasis [-6.0 dB] De-Emphasis control (LNKCON2 [6]) for this PCIe port. Configuration options: [-6.0 dB] [-3.5 dB] PCI-E Port Clocking [Common] Configure port clocking via LNKCON [6]. This refers to this component and the down stream component. Configuration options: [Distinct] [Common] PCI-E Port Clock Gating [Enable] Allows you to enable or disable Clock Gating for this PCIe port. Configuration options: [Disable] [Enable] Data Link Feature Exchange [Enable] Allows you to enable or disable data link feature negotiation in the Data Link Feature Capabilities (DLFCAP) register. Configuration options: [Disable] [Enable] DMI Port MPSS [Auto] Configure Max Payload Size Supported in PCIe Device Capabilities register. If default value is not used make sure MPSS in PCH root ports is updated to the same or smaller value. Configuration options: [128B] [256B] [Auto] PCI-E Port D-state [D0] Set to D0 for normal operation, D3Hot to bi in low-power state. Configuration options: [D0] [D3Hot] PCI-E ASPM Support [Disable] Allows you to enable or disable ASPM (L1) support for the downstream devices. Configuration options: [Auto] [L1 Only] [Disable] The following item appears only when PCI-E ASPM Support is set to [Auto] or [L1 Only]. PCI-E Port L1 Exit Latency [8uS - 16uS] The length of time this port requires to complete transition from L1 to L0. Configuration options: [64uS] ASUS RS700-E10 Series 5-41