QDMA_TRQ_MSIX (0x30000) - 4.0 English

QDMA Subsystem for PCI Express Product Guide (PG302)

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Table 1. QDMA_TRQ_MSIX (0x30000)
Byte Offset Bit Default Access Type Field Description
0x30000 [31:0] 0 RW addr MSI-X vector0 message lower address. MSIX_Vector0_Address[63:32]
0x30004 [31:0] 0 RW addr MSI-X vector0 message upper address. MSIX_Vector0_Address[63:32]
0x30008 [31:0] 0 RW data MSIX_Vector0_Data[31:0]

MSI-X vector0 message data.

0x3000C [31:0] 0 RW control MSIX_Vector0_Control[31:0]

MSI-X vector0 control.

Bit Position:

31:1: Reserved.

0: Mask. When set to 1, this MSI-X vector is not used to generate a message. When reset to 0, this MSI-X vector is used to generate a message.

Note: The table above represents one MSI-X table entry 0. There are 2K MSI-X table entries for the QDMA.