Figure 36: Low-Priority Mailbox Access For Indirect Mode - Broadcom NetXtreme/NetLink BCM5718 Series Programmer's Manual

BCM5718 Programmer's Guide
PCI Configuration Space
BusX
DeviceY
Function Z
UNDI Rx BD Std Ring
Producer Index Mailbox
UNDI Rx BD Return Ring
Consumer Index Mailbox
UNDI Tx BD NIC
Producer Index Mailbox
Broadcom
®
January 29, 2016 • 5718-PG108-R

Figure 36: Low-Priority Mailbox Access for Indirect Mode

Indirect Mailbox Access
0x00000000
0x00000400
Low Priority
Mailbox Region
BCM57XX Register Block
Not Aliased
0x00005800
0x00005868
Rx BD Std Ring
Producer Index
0x0000586F
0x0005880
Rx BD Return Ring 1
Consumer Index
0x000588F
0x0005980
Tx BD Ring 1
NIC Producer Index
0x00005987
0x00005BFF
Not Aliased
0x00008000
Configuration Space
BCM57XX
MAC
Registers
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