CAIUTCR 

         AIU Transaction Control Register
Module Instance Base Address Register Address
i_ccu__DSU__1c000000__DSU 0x1C000000 0x1C000040

Size: 32

Offset: 0x40

Access: RO

Important: The value of a reserved bit must be maintained in software. When you modify registers containing reserved bit fields, you must use a read-modify-write operation to preserve state and prevent indeterminate system behavior.
Bit Fields
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16

Rsvd3

RO 0x0

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

Rsvd3

RO 0x0

SysCoAttach

RW 0x0

SysCoDisable

RW 0x0

Rsvd2

RO 0x0

EventDisable

RW 0x0

Rsvd1

RO 0x0

RDisable

RW 0x0

CAIUTCR Fields

Bit Name Description Access Reset
31:10 Rsvd3 
Reserved
 RO 0x0
9 SysCoAttach 
Writing 1 to this bit when the status register bit SysCoAttached is 0 starts an attach sequence. Writing 0 to this bit when the status register bit SysCoAttached is 1 starts a detach sequence.
 RW 0x0
8 SysCoDisable 
Setting this disables SysCo.
 RW 0x0
7:5 Rsvd2 
Reserved
 RO 0x0
4 EventDisable 
Setting this disables Event handling.
 RW 0x0
3:1 Rsvd1 
Reserved
 RO 0x0
0 RDisable 
This controls whether new requests can be accepted inside the AIU.
 RW 0x0