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Datasheet, Volume 2 265
Processor Configuration Registers
2.19.6 GT_PERF_STATUS—GT Performance Status Register
P-state encoding for the Secondary Power Plane's current PLL frequency and the
current VID.
2.19.7 RP_STATE_CAP—RP State Capability Register
This register contains the maximum base frequency capability for the Integrated
Graphics Engine (GT).
B/D/F/Type: 0/0/0/MCHBAR PCU
Address Offset: 5948-594Bh
Default Value: 0000_0000h
Access: RO-V
Size: 32 bits
BIOS Optimal Default 0000h
Bit Attr
Reset
Value
RST/PWR Description
31:16 RO 0h Reserved
15:8 RO-V 00h Uncore
RP-State Ratio (RP_STATE_RATIO)
Ratio of the current RP-state.
7:0 RO-V 00h Uncore
RP-State VID (RP_STATE_VID)
VID of the current RP-state.
B/D/F/Type: 0/0/0/MCHBAR PCU
Address Offset: 5998-599Bh
Default Value: 0000_0000h
Access: RO-FW
Size: 32 bits
BIOS Optimal Default: 00h
Bit Attr
Reset
Value
RST/PWR Description
31:24 RO 0h Reserved
23:16 RO-FW 00h Uncore
RPN Capability (RPN_CAP)
This field indicates the maximum RPN base frequency capability
for the Integrated GFX Engine (GT). Values are in units of
100 MHz.
15:8 RO-FW 00h Uncore
RP1 Capability (RP1_CAP)
This field indicates the maximum RP1 base frequency capability
for the Integrated GFX Engine (GT). Values are in units of
100 MHz.
7:0 RO-FW 00h Uncore
RP0 Capability (RP0_CAP)
This field indicates the maximum RP0 base frequency capability
for the Integrated GFX Engine (GT). Values are in units of
100 MHz.
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