2.5.8 SYSPRI1 Register (Offset = 0xD18) [reset = 0x0]
System Handler Priority 1 (SYSPRI1)
NOTE
This register can only be accessed from privileged mode.
The SYSPRI1 register configures the priority level, 0 to 7 of the usage fault, bus fault, and memory management fault exception handlers. This register is byte-accessible.
SYSPRI1 is shown in Figure 2-20 and described in Table 2-33.
Return to Summary Table.
Figure 2-20 SYSPRI1 Register
| 31 |
30 |
29 |
28 |
27 |
26 |
25 |
24 |
23 |
22 |
21 |
20 |
19 |
18 |
17 |
16 |
| RESERVED |
USAGE |
RESERVED |
| R-0x0 |
R/W-0x0 |
R-0x0 |
|
| 15 |
14 |
13 |
12 |
11 |
10 |
9 |
8 |
7 |
6 |
5 |
4 |
3 |
2 |
1 |
0 |
| BUS |
RESERVED |
MEM |
RESERVED |
| R/W-0x0 |
R-0x0 |
R/W-0x0 |
R-0x0 |
|
Table 2-33 SYSPRI1 Register Field Descriptions
| Bit |
Field |
Type |
Reset |
Description |
| 31-24 |
RESERVED |
R |
0x0 |
|
| 23-21 |
USAGE |
R/W |
0x0 |
Usage Fault Priority
This field configures the priority level of the usage fault. Configurable priority values are in the range 0-7, with lower values having higher priority.
|
| 20-16 |
RESERVED |
R |
0x0 |
|
| 15-13 |
BUS |
R/W |
0x0 |
Bus Fault Priority
This field configures the priority level of the bus fault. Configurable priority values are in the range 0-7, with lower values having higher priority.
|
| 12-8 |
RESERVED |
R |
0x0 |
|
| 7-5 |
MEM |
R/W |
0x0 |
Memory Management Fault Priority
This field configures the priority level of the memory management fault. Configurable priority values are in the range 0-7, with lower values having higher priority.
|
| 4-0 |
RESERVED |
R |
0x0 |
|