NH82801GHM S L8YR Intel, NH82801GHM S L8YR Datasheet - Page 317

• Manufacturer Part Number: NH82801GHM S L8YR
• Manufacturer: Intel

Specifications of NH82801GHM S L8YR

• Lead Free Status / RoHS Status: Compliant

LAN Controller Registers (B1:D8:F0) (Desktop and Mobile Only)
8.2.2
Intel
®
ICH7 Family Datasheet
SCB_CMD—System Control Block Command Word
Register (LAN Controller—B1:D8:F0)
Offset Address: 02h
Default Value:
The processor places commands for the Command and Receive units in this register.
Interrupts are also acknowledged in this register.
7:6
5:2
1:0
Bit
Bit
15
14
13
12
11
10
Command Unit Status (CUS) — RO.
00 = Idle
01 = Suspended
10 = LPQ (Low Priority Queue) active
11 = HPQ (High Priority Queue) active
Receive Unit Status (RUS) — RO.
Reserved
CX Mask (CX_MSK) — R/W.
0 = Interrupt not masked.
1 = Disable the generation of a CX interrupt.
FR Mask (FR_MSK) — R/W.
0 = Interrupt not masked.
1 = Disable the generation of an FR interrupt.
CNA Mask (CNA_MSK) — R/W.
0 = Interrupt not masked.
1 = Disable the generation of a CNA interrupt.
RNR Mask (RNR_MSK) — R/W.
0 = Interrupt not masked.
1 = Disable the generation of an RNR interrupt.
ER Mask (ER_MSK) — R/W.
0 = Interrupt not masked.
1 = Disable the generation of an ER interrupt.
FCP Mask (FCP_MSK) — R/W.
0 = Interrupt not masked.
1 = Disable the generation of an FCP interrupt.
0000b
0001b
0010b
0011b
0100b
0101b
0110b
0111b
Value
0000h
–
03h
No Resources
Suspended
Reserved
Reserved
Reserved
Reserved
Status
Ready
Idle
Description
Description
Value
1000b
1001b
1010b
1011b
1100b
1101b
1110b
1111b
Attribute:
Size:
Suspended with no more RBDs
No resources due to no more
Ready with no RBDs present
R/W, WO
16 bits
Reserved
Reserved
Reserved
Reserved
Reserved
Status
RBDs
317