9.4.2 EMAC / uPP Priority Allocation (EMAC_UPP_PRI_ALLOC) Register (C6654 Only)
The EMAC and uPP are master ports that do not have priority allocation registers inside the IP. The priority level for transaction from these master ports is described by EMAC_UPP_PRI_ALLOC register in Figure 9-7 and Table 9-4.
Figure 9-7 EMAC / uPP Priority Allocation Register (EMAC_UPP_PRI_ALLOC)
31 |
|
27 |
26 |
|
24 |
23 |
|
19 |
18 |
|
16 |
15 |
|
11 |
10 |
|
8 |
7 |
|
3 |
2 |
|
0 |
Reserved |
EMAC_EPRI |
Reserved |
EMAC_PRI |
Reserved |
UPP_EPRI |
Reserved |
UPP_PRI |
R-00000 |
RW-110 |
R-00000 |
RW-111 |
R-00000 |
RW-110 |
R-00000 |
RW-111 |
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset |
Table 9-4 EMAC / uPP Priority Allocation Register (EMAC_UPP_PRI_ALLOC) Field Descriptions
BIT |
NAME |
DESCRIPTION |
31-27 |
Reserved |
Reserved |
26-24 |
EMAC_EPRI |
Control the maximum priority level for the transactions from EMAC master port. |
23-19 |
Reserved |
Reserved |
18-16 |
EMAC_PRI |
Control the priority level for the transactions from EMAC master port. |
15-11 |
Reserved |
Reserved |
10-8 |
UPP_EPRI |
Control the maximum priority level for the transactions from uPP master port. |
7-3 |
Reserved |
Reserved |
2-0 |
UPP_PRI |
Control the priority level for the transactions from uPP master port. |