Zynq UltraScale+ Devices Register Reference > Module Summary > USB3_XHCI Module > HCCPARAMS1 (USB3_XHCI) Register
Register Name | HCCPARAMS1 |
---|---|
Relative Address | 0x0000000010 |
Absolute Address |
0x00FE200010 (USB3_0_XHCI) 0x00FE300010 (USB3_1_XHCI) |
Width | 32 |
Type | roRead-only |
Reset Value | 0x0238F66D |
Description | Capability Parameters 1 Register For register definitions, refer to the xHCI specification. |
Field Name | Bits | Type | Reset Value | Description |
---|---|---|---|---|
XECP | 31:16 | roRead-only | 0x238 | xHCI Extended Capabilities Pointer (xECP) Based on configuration, core automatically updates it. Refer to <workspace>/src/DWC_usb3_params.v for details on DWC_USB3_HC_XECP. |
MAXPSASIZE | 15:12 | roRead-only | 0xF | Maximum Primary Stream Array Size (MaxPSASize) For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
CFC | 11 | roRead-only | 0x0 | Contiguous Frame ID Capability (CFC) |
SEC | 10 | roRead-only | 0x1 | Stopped EDLTA Capability (SEC) For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
SPC | 9 | roRead-only | 0x1 | Short Packet Capability (SPC) For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
PAE | 8 | roRead-only | 0x0 | Parse All Event Data (PAE) For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
NSS | 7 | roRead-only | 0x0 | No Secondary SID Support (NSS) For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
LTC | 6 | roRead-only | 0x1 | Latency Tolerance Messaging Capability (LTC) For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
LHRC | 5 | roRead-only | 0x1 | Light HC Reset Capability For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
PIND | 4 | roRead-only | 0x0 | Port Indicators (PIND) For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
PPC | 3 | roRead-only | 0x1 | Port Power Control For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
CSZ | 2 | roRead-only | 0x1 | Context Size (CSZ) For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
BNC | 1 | roRead-only | 0x0 | BW Negotiation Capability (BNC) For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |
AC64 | 0 | roRead-only | 0x1 | 64-bit Addressing Capability (AC64) For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0. |