Single-Vector Iov Mode Status Block Format; Table 92: Status Block Format (Msi-X Single-Vector Rss Mode); Table 93: Status Block Format (Msi-X Single-Vector Iov Mode) - Broadcom NetXtreme/NetLink BCM5718 Series Programmer's Manual

BCM5718 Programmer's Guide

Table 92: Status Block Format (MSI-X Single-Vector RSS Mode)

Offset 3116
0x00 Status Word
0x04 [31:8] Reserved 0x0
0x08 Receive Standard Producer Ring Consumer Index Receive Return Ring 1 Producer Index
0x0C Receive Return Ring 2 Producer Index
0x10 Send BD [1] Consumer Index
(Acts as Single Send queue Cons Index)
0x14 Send BD 2 Consumer Index (IF Multi SendQ)
0x18 Send BD 3 Consumer Index (IF Multi SendQ)
Status-Block [0] Status Word Format (Single-Vector RSS):
• Bit [0]: Update-Bit
• Bit [1]: Link Status Change
• Bit [2]: Error/Attention
• Bits [31:4]: Reserved 0x0

Single-Vector IOV Mode Status Block Format

In Single-Vector IOV mode, all events are reported in the same Status Block used by Vector#0.

Table 93: Status Block format (MSI-X Single-Vector IOV Mode)

Offset 3116
0x00 Status Word
0x04 [31:8] Reserved 0x0
0x08 Single Send BD Consumer Index (IF Single Send
queue ELSE 0x0)
0x0C Send BD 1 Consumer Index (IF Multi SendQ)
0x10 Send BD 2 Consumer Index (IF Multi SendQ)
0x14 Send BD 3 Consumer Index (IF Multi SendQ)
0x18 Send BD 4 Consumer Index (IF Multi SendQ)
0x1C Send BD 5 Consumer Index (IF Multi SendQ)
0x20 Send BD 6 Consumer Index (IF Multi SendQ)
0x24 Send BD 7 Consumer Index (IF Multi SendQ)
...... ..............................
0x48 Send BD 16 Consumer Index (IF Multi SendQ)
0x4C Standard RBD Ring 0 Consumer Index
0x50 Standard RBD Ring 1 Consumer Index
0x54 Standard RBD Ring 2 Consumer Index
0x58 Standard RBD Ring 3 Consumer Index
........ ..............................
Broadcom
®
January 29, 2016 • 5718-PG108-R
150
Receive Return Ring 3 Producer Index
Receive Jumbo Producer Ring Consumer Index
Receive Return Ring 0 Producer Index
Send BD 4 Consumer Index (IF Multi SendQ)
150
Receive Return Ring 0 Producer Index
Receive Return Ring 1 Producer Index
Receive Return Ring 2 Producer Index
Receive Return Ring 3 Producer Index
Receive Return Ring 4 Producer Index
Receive Return Ring 5 Producer Index
Receive Return Ring 6 Producer Index
Receive Return Ring 7 Producer Index
............................
Receive Return Ring 16 Producer Index
Jumbo RBD Ring 0 Consumer Index
Jumbo RBD Ring 1 Consumer Index
Jumbo RBD Ring 2 Consumer Index
Jumbo RBD Ring 3 Consumer Index
............................
MSI-X Plumbing
[7:0]Status Tag
[7:0]Status Tag
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