Zynq UltraScale+ Devices Register Reference > Module Summary > SATA_AHCI_PORTCNTRL Module > CMDS (SATA_AHCI_PORTCNTRL) Register

CMDS (SATA_AHCI_PORTCNTRL) Register

CMDS (SATA_AHCI_PORTCNTRL) Register Description

Register NameCMDS
Relative Address0x0000000074
Absolute Address 0x00FD0C0174 (SATA_AHCI_PORT0_CNTRL)
0x00FD0C01F4 (SATA_AHCI_PORT1_CNTRL)
Width32
TyperoRead-only
Reset Value0x00000002
DescriptionCMDS - Port 0/1 Command Status Error.

The BIST operation as programmed by the SATA must report the operation as passing or failing. This bit is added to reflect the status of the BIST operation running in the link layer. Note: All Status Registers have no predefined Reset value. The value shown in reset is a typical value that will be read after reset but will be dependent on the PS-GTR status, the actual value read can differ.

CMDS (SATA_AHCI_PORTCNTRL) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
Reserved31:12roRead-only0x0Reserved
CQMS11:8roRead-only0x0Command Queue Machine State (CQMS)
0: CSSIdle
CS 7:0roRead-only0x2Command State (CS)
2: CMWE