SPRUI30H November 2015 – May 2024 DRA745 , DRA746 , DRA750 , DRA756
Flags in the eMMC/SD/SDIOi host controller show the status of communication with the card:
Error conditions generate interrupts. For more information, see Table 25-19 and the register description.
Error Hold in MMCi.MMCHS_STAT | CC | TC | Comments | |
---|---|---|---|---|
29 | BADA | No dependency with CC or TC BADA is related to the MMCHS_DATA register accesses. Its assertion does not depend on the ongoing transfer. | ||
28 | CERR | 1 | CC is set upon CERR. | |
22 | DEB | 1 | TC is set upon DEB. | |
21 | DCRC | 1 | TC is set upon DCRC. | |
20 | DTO | DTO and TC are mutually exclusive. DCRC and DEB cannot occur with DTO. | ||
19 | CIE | 1 | CC is set upon CIE. | |
18 | CEB | 1 | CC is set upon CEB. | |
17 | CCRC | 1 | CC can be set upon CCRC. See CTO comment. | |
16 | CTO | CTO and CC are mutually exclusive. CIE, CEB, and CERR cannot occur with CTO. CTO can occur at the same time as CCRC: It indicates a command abort due to contention on the CMD line. In this case no CC appears. |
A MMCHS_STAT[20] DTO event can be asserted in the following conditions: