Integrated Graphics Device Registers (D2:F0,F1)
8.1.35
SWSMI—Software SMI
B/D/F/Type:
Address Offset:
Default Value:
Access:
0/2/0/PCI
E0–E1h
0000h
RW
Size:
16 bits
As long as there is the potential that DVO port legacy drivers exist which expect this
register at this address, D2, F0 address E0h–E1h must be reserved for this register.
Bit
15:8
7:1
0
Access &
Default
Description
RW
00h
Software Scratch Bits (SWSB):
RW
00h
Software Flag (SWF): Used to indicate caller and SMI function
desired, as well as return result.
RW
0b
GMCH Software SMI Event (GSSMIE): When Set this bit will
trigger an SMI. Software must write a "0" to clear this bit.
246
Datasheet
INTEL [ INTEL ]
