Intel® 400 Series Chipset On-Package Platform Controller Hub
Online Register Database
ID | Date | Version | Classification |
---|---|---|---|
615146 | 08/09/2019 | 1.2 | Public |
I/O Trap Registers 2 (IOTRP2_1) – Offset 1e88
These registers are used to specify the set of I/O cycles to be trapped and to enable this functionality.
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
30:24 | - | - | Reserved
|
23:18 | 000000b | RW | Address Mask (TRP2ADDRM) A '1' in any bit position indicates that any value in the corresponding address bit in a received cycle will be treated as a match. The corresponding bit in the Address field, below, is ignored. The mask is only provided for the lower 6 bits of the DWord address, allowing for traps on address ranges up to 256 bytes in size. |
17:16 | - | - | Reserved
|
15:2 | 00000000000000b | RW | Address (TRP2ADDR) DWord-aligned address |
1 | - | - | Reserved
|
0 | 0b | RW | Trap and SMI Enable (TRP2EN) When this bit is set to 1, then the trapping logic specified in this register is enabled. |