Information

AXBS_PRSn field descriptions (continued)
Field Description
100 This master has level 5 priority when accessing the slave port.
101 This master has level 6 priority when accessing the slave port.
110 This master has level 7 priority when accessing the slave port.
111 This master has level 8, or lowest, priority when accessing the slave port.
15
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
14–12
M3
Master 3 Priority. Sets the arbitration priority for this port on the associated slave port.
000 This master has level 1, or highest, priority when accessing the slave port.
001 This master has level 2 priority when accessing the slave port.
010 This master has level 3 priority when accessing the slave port.
011 This master has level 4 priority when accessing the slave port.
100 This master has level 5 priority when accessing the slave port.
101 This master has level 6 priority when accessing the slave port.
110 This master has level 7 priority when accessing the slave port.
111 This master has level 8, or lowest, priority when accessing the slave port.
11
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
10–8
M2
Master 2 Priority. Sets the arbitration priority for this port on the associated slave port.
000 This master has level 1, or highest, priority when accessing the slave port.
001 This master has level 2 priority when accessing the slave port.
010 This master has level 3 priority when accessing the slave port.
011 This master has level 4 priority when accessing the slave port.
100 This master has level 5 priority when accessing the slave port.
101 This master has level 6 priority when accessing the slave port.
110 This master has level 7 priority when accessing the slave port.
111 This master has level 8, or lowest, priority when accessing the slave port.
7
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
6–4
M1
Master 1 Priority. Sets the arbitration priority for this port on the associated slave port.
000 This master has level 1, or highest, priority when accessing the slave port.
001 This master has level 2 priority when accessing the slave port.
010 This master has level 3 priority when accessing the slave port.
011 This master has level 4 priority when accessing the slave port.
100 This master has level 5 priority when accessing the slave port.
101 This master has level 6 priority when accessing the slave port.
110 This master has level 7 priority when accessing the slave port.
111 This master has level 8, or lowest, priority when accessing the slave port.
3
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
2–0
M0
Master 0 Priority. Sets the arbitration priority for this port on the associated slave port.
000 This master has level 1, or highest, priority when accessing the slave port.
001 This master has level 2 priority when accessing the slave port.
010 This master has level 3 priority when accessing the slave port.
Table continues on the next page...
Chapter 18 Crossbar Switch (AXBS)
K20 Sub-Family Reference Manual, Rev. 1.1, Dec 2012
Freescale Semiconductor, Inc.
Preliminary
353
General Business Information