Table 191: Ethernet Mac Status Register (Offset 0X404) - Broadcom BCM5722 Programmer's Manual

Programmer's Guide
10/15/07
E MAC S
THERNET TATUS
Bit Field
31:29 Reserved
28 Interesting Packet PME
Attention
27 TX Statistic Overrun
26 RX Statistic Overrun
25 ODI Error
24 AP Error
23 MI Interrupt
22 MI Completion
21-13 Reserved
12 Link State Changed
11-1 Reserved
Document 5722-PG101-R
R (O
EGISTER FFSET

Table 191: Ethernet MAC Status Register (Offset 0x404)

Description
Always 0.
When this bit is set, the WOL signal is asserted when
an interesting packet is detected.
Transmit Statistics block has overrun. Generates an
attention when enabled.
Receive Statistics block has overrun. Generates an
attention when enabled.
Output Data Interface block has an overrun or
underrun. Will generate attention when enabled. Clear
this attention using the Transmit Status Register.
Auto-polling interface needs service. Generates an
attention when enabled. Clear this attention using the
Auto-polling Status Register.
Management Interface is signalling an interrupt.
Generates an attention when enabled.
Management Interface transaction has completed.
Generates an attention when enabled.
–
Set when the link state has changed. Generates an
attention when enabled by bit 12 of the Ethernet MAC
Event Enable register (see
Enable Register (Offset 0x408)" on page
this attention by writing 1 to Sync Changed (bit 4) and
Config changed (bit 3).
–
Bro adco m Co rp or atio n
0 404)
X
"Ethernet MAC Event
247). Clear
Ethernet MAC Control Registers
BCM5722
Init Access
0 RO
0 W2C
0 W2C
0 W2C
0 RO
0 RO
0 RO
0 W2C
0 RO
0 W2C
0 RO
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