Debug mode parameter enables reading and process of hi
priority outbound queues. The queue enable is a bit
mask [9:0] and is described as the following
Enable CAP1 0x00000001
Enable CAP2 0x00000002
Enable CAP3 0x00000004
Enable CAP4 0x00000008
Enable CAP5 0x00000010
Enable SSP0 0x00000020
Enable SSP1 0x00000040
Enable Atm0 0x00000080
Enable Atm1 0x00000100
Enable Mcast 0x00000200
Multiple queues can be enabled by oring the selected
bits together