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. If it is not, it is reported as a Command Index Error. If this bit is set to 0, the Index field is not checked. |
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 |