Datasheet

Datasheet, Volume 2 523
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Processor Uncore Configuration Registers
4.5.2.8 EVENTS_DEBUG Register
Event bus control
4.5.3 ScratchPad and Semaphore Registers
4.5.3.1 BIOSScratchpad[0:7]—BIOS Scratchpad 0 Register
4.5.3.2 BIOSNonStickyScratchpad[0:15]—BIOS NonSticky 
Scratchpad 0 Register
EVENTS_DEBUG
Bus: 1 Device: 11 Function: 0 Offset: A0h
Bit Attr
Reset
Value
Description
31:24 RV 0h Reserved
23:16 RWS-L 00h
DEBUG_UXEVNTS_SEL_HI
Selects source of high byte of debug bus
0 = output 0s
15:8 RWS-L 00h
DEBUG_UXEVNTS_SEL_LO
Selects source of low byte of debug bus
0 = output 0s
7:1 RV 0h Reserved
0RWS-L0b
UXEVNTS_DEBUG_BUS_ENABLE
Enable debug bus functionality in uxevents fub
BIOSScratchpad[0:7]
Bus: 1 Device: 11 Function: 3 Offset: 40h, 44h, 48h, 4Ch, 50h, 54h, 58h,
5Ch
Bit Attr
Reset
Value
Description
31:0 RWS
000000
00h
Data Field
Set by BIOS, sticky across RESET
BIOSNonStickyScratchpad[0:15]
Bus: 1 Device: 11 Function: 3 Offset: 60h, 64h, 68h, 6Ch, 70h, 74h, 78h,
7Ch
Bus: 1 Device: 11 Function: 3 Offset: 80h, 84h, 88h, 8Ch, 90h, 94h, 98h,
9Ch
Bit Attr
Reset
Value
Description
31:0 RW
000000
00h
Data
BIOS Scratchpad register