Table 138: Undi Receive Bd Standard Producer Ring Producer Index Mailbox (Offset 0X98); Table 139: Undi Receive Return Ring Consumer Index Mailbox (Offset 0Xa0); Table 140: Undi Send Bd Producer Index Mailbox (Offset 0Xa8) - Broadcom BCM5722 Programmer's Manual

Programmer's Guide
10/15/07
UNDI M
AILBOX
Note: UNDI Mailbox registers do not apply to the BCM5906 device.
UNDI R BD S
ECEIVE
This is an alternate view of the Receive BD Standard Producer Ring Producer Index Mailbox from the mailboxes region. It
is provided here to allow access from the PCI Configuration space.

Table 138: UNDI Receive BD Standard Producer Ring Producer Index Mailbox (Offset 0x98)

Bit Field
63:0 UNDI Rcv BD Std. Ring
P_Idx
UNDI R R
ECEIVE ETURN
This is an alternate view of the Receive Return Ring 1 Consumer Index mailbox from the mailboxes region. It is provided
here to allow access from the PCI Configuration space.

Table 139: UNDI Receive Return Ring Consumer Index Mailbox (Offset 0xA0)

Bit Field
63:0 UNDI Rcv return C_Idx UNDI Rcv Return Ring Consumer Index Mailbox.
UNDI S BD P
END RODUCER
This is an alternate view of the Send BD Ring NIC Producer Index mailbox from the mailboxes region. It is provided here to
allow access from the PCI Configuration space.
Bit Field
63:0 UNDI Send BD NIC
P_Idx
Document 5722-PG101-R
R
EGISTERS
P
TANDARD RODUCER
Description
UNDI Rcv BD Std. Ring Producer Index Mailbox.
R C
ING ONSUMER
Description
I M
NDEX AILBOX

Table 140: UNDI Send BD Producer Index Mailbox (Offset 0xA8)

Description
UNDI Send BD NIC Producer Index Mailbox.
Bro adco m Co rp or atio n
R P I
ING RODUCER NDEX
I M (O
NDEX AILBOX FFSET
(O 0 A8)
FFSET X
BCM5722
M (O 0
AILBOX FFSET
Init Access
0h R/W
0 A0)
X
Init Access
0h R/W
Init Access
0h R/W
UNDI Mailbox Registers Page 214
98)
X