Datasheet

Memory Subsystem
Intel
®
Quark™ microcontroller D2000
Datasheet January 2016
134 Document Number: 333577-002EN
12.4.4 Internal SRAM Register Detailed Description
12.4.4.1 MPR_CFG (MPR0_CFG)
Memory Protection Region Configuration Register
MEM Offset (B0400000) 0h
Security_PolicyGroup
IntelRsvd False
Size 32 bits
Default 0000_0000h
Bits Access
Type
Default Description PowerWell
31 RW/1S 1'b0 MPR Lock (LOCK)
Lock the Memory Protection Region
Configuration
30 RW/L 1'b0 MPR Enable (ENABLE)
Enable the Memory Protection Region
29:27 RO 3'b0 RSV4 (RSV4)
Reserved
26:24 RW/L 3'b0 MPR Read Access Allow (RD_ALLOW)
Enable Read Access on an Agent by Agent
basis:
[0] : Enables Read Access for the Host
Processor
[1] : Reserved
[2] : Enables Read Access for DMA
23 RO 1'b0 RSV3 (RSV3)
Reserved
22:20 RW/L 3'b0 MPR Write Access Allow (WR_ALLOW)
Enable Write Access on an Agent by Agent
basis:
Bit [0] : Enables Write Access for the Host
Processor
Bit [1] : Reserved
Bit [2] : Enables Write Access for DMA
19:17 RO 3'b0 RSV2 (RSV2)
Reserved
16:10 RW/L 7'b0 MPR Upper Bound (UPR_BOUND)
The Upper Address Bound is compared with
16:10 of the incoming address determine the
upper 1KB aligned value of the Protected
Region.