Intel D425 AU80610006252AA Manuale Utente
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AU80610006252AA
Processor Configuration Registers
130
Datasheet
1.9.39
LBB - LBB-Legacy Backlight Brightness
B/D/F/Type: 0/2/0/PCI
Address Offset:
F4-F7h
Default Value:
00000000h
Access:
RW;
Size: 32
bits
BIOS Optimal Default
0h
This register can be accessed by either Byte, Word, or Dword PCI config cycles. A
write to this register will cause the Backlight Event (Display B Interrupt) if enabled
write to this register will cause the Backlight Event (Display B Interrupt) if enabled
Bit Access Default
Value
Description
31:24 RW
00h Reserved
23:16 RW
00h Reserved
15:8 RW 00h
LBPC Scratch Trigger1
(LBPC_SCRATCH_1):
When written, this scratch byte triggers an
interrupt when LBEE is enabled in the Pipe B
Status register and the Display B Event is
enabled in IER and unmasked in IMR etc. If
written as part of a 16-bit or 32-bit write, only
one interrupt is generated in common.
(LBPC_SCRATCH_1):
When written, this scratch byte triggers an
interrupt when LBEE is enabled in the Pipe B
Status register and the Display B Event is
enabled in IER and unmasked in IMR etc. If
written as part of a 16-bit or 32-bit write, only
one interrupt is generated in common.
7:0 RW 00h
Reserved
1.10
PCI Device 2 Function 1
Register
Name
Register
Symbol
Register
Start
Register
End
Default Value
Access
Vendor
Identification
Identification
VID2 0
1 8086h
RO;
Device
Identification
Identification
DID2 2
3 A002h
RO;
PCI Command
PCICMD2
4
5
0000h
RO; RW;
PCI Status
PCISTS2
6
7
0090h
RO;
Revision
Identification
Identification
RID2 8
8 02h
RO;
Class Code
Register
Register
CC 9
B
038000h
RO;
Cache Line
Size
Size
CLS C
C
00h
RO;
Master Latency
Timer
Timer
MLT2 D
D 00h
RO;
Header Type
HDR2
E
E
80h
RO;