Multivector Rss Mode Status Block Format; Table 94: Status Block [0] Format - Broadcom NetXtreme/NetLink BCM5718 Series Programmer's Manual

BCM5718 Programmer's Guide
Table 93: Status Block format (MSI-X Single-Vector IOV Mode) (Cont.)
Offset 3116
0x8C Standard RBD Ring 16 Consumer Index
Status-Block Status Word Format (Single-Vector IOV):
• Bit [0]: Update-Bit
• Bit [1]: Link Status Change
• Bit [2]: Error/Attention
• Bits[5:3]: Resvd–always 0x0
• Bit [6]: Change in VRQ Active Bit Map
• Bits [14:7]: Resvd–always 0x0
• Bit[15]: VRQ Active Bit-Map[16]
• Bits [31:16]: VRQ Active Bit-Map[15:0]

Multivector RSS Mode Status Block Format

There are five slightly different Status-Block formats used by the Multivector RSS mode–each of these formats
associate with their respective vector numbers as, shown in
Table 94: Status Block [0] Format (MSI-X Multivector RSS Mode]
offset 3116
0x00 Status Word
0x04 [31:8] Reserved 0x0
0x08 Receive Standard Producer Ring Consumer Index Reserved 0x0
0x0C Reserved 0x0
0x10 Single Send BD Consumer Index (IF Single Send
queue ELSE 0x0)
0x14 Reserved 0x0
Status-Block [0] Status Word Format (Multivector RSS):
• Bit [0]: Update-Bit
• Bit [1]: Link Status Change
• Bit [2]: Error/Attention
• Bit [3]: Resvd–always 0
• Bit [4]: Resvd–always 0
• Bit [5]: Resvd–always 0
• Bits [31:6]: Reserved 0x0
Broadcom
®
January 29, 2016 • 5718-PG108-R
150
Jumbo RBD Ring 16 Consumer Index
Table 94.
150
Reserved 0x0
Reserved 0x0
Receive Jumbo Producer Ring Consumer Index
MSI-X Plumbing
[7:0] Status Tag
Page 248