Intel® 400 Series Chipset On-Package Platform Controller Hub
Online Register Database
ID | Date | Version | Classification |
---|---|---|---|
615146 | 08/09/2019 | 1.2 | Public |
Command (command) – Offset e
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
14 | - | - | Reserved
|
13:8 | 00h | RW | Command Index (command_cmdindex) This bit shall be set to the command number (CMD0-63,ACMD0-63). |
7:6 | 0h | RW | Command Type (command_cmdtype) There are three types of special commands. Suspend, Resume and Abort. These bits shall be set to 00b for all other commands. |
5 | 0h | RW | Data Present Select (command_datapresent) This bit is set to 1 to indicate that data is present and shall be transferred using the DAT line. If is set to 0 for the following: |
4 | 0h | RW | Command Index Check Enable (command_indexchkena) If this bit is set to 1, the HC shall check the index field in the response to see if it has the same value as the command index. |
3 | 0h | RW | Command CRC Check Enable (command_crcchkena) If this bit is set to 1, the HC shall check the CRC field in the response. If an error is detected, it is reported as a Command CRC Error. If this bit is set to 0, the CRC field is not checked. |
2 | - | - | Reserved
|
1:0 | 0h | RW | Response Type Select (command_responsetype) 00 - No Response |