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INTERRUPT CONTROLLER S3C2410A
14-12
PRIORITY REGISTER (PRIORITY)
Register Address R/W Description Reset Value
PRIORITY 0x4A00000C R/W IRQ priority control register 0x7F
PRIORITY Bit Description Initial State
ARB_SEL6 [20:19] Arbiter 6 group priority order set
00 = REQ 0-1-2-3-4-5 01 = REQ 0-2-3-4-1-5
10 = REQ 0-3-4-1-2-5 11 = REQ 0-4-1-2-3-5
0
ARB_SEL5 [18:17] Arbiter 5 group priority order set
00 = REQ 1-2-3-4 01 = REQ 2-3-4-1
10 = REQ 3-4-1-2 11 = REQ 4-1-2-3
0
ARB_SEL4 [16:15] Arbiter 4 group priority order set
00 = REQ 0-1-2-3-4-5 01 = REQ 0-2-3-4-1-5
10 = REQ 0-3-4-1-2-5 11 = REQ 0-4-1-2-3-5
0
ARB_SEL3 [14:13] Arbiter 3 group priority order set
00 = REQ 0-1-2-3-4-5 01 = REQ 0-2-3-4-1-5
10 = REQ 0-3-4-1-2-5 11 = REQ 0-4-1-2-3-5
0
ARB_SEL2 [12:11] Arbiter 2 group priority order set
00 = REQ 0-1-2-3-4-5 01 = REQ 0-2-3-4-1-5
10 = REQ 0-3-4-1-2-5 11 = REQ 0-4-1-2-3-5
0
ARB_SEL1 [10:9] Arbiter 1 group priority order set
00 = REQ 0-1-2-3-4-5 01 = REQ 0-2-3-4-1-5
10 = REQ 0-3-4-1-2-5 11 = REQ 0-4-1-2-3-5
0
ARB_SEL0 [8:7] Arbiter 0 group priority order set
00 = REQ 1-2-3-4 01 = REQ 2-3-4-1
10 = REQ 3-4-1-2 11 = REQ 4-1-2-3
0
ARB_MODE6 [6] Arbiter 6 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
1
ARB_MODE5 [5] Arbiter 5 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
1
ARB_MODE4 [4] Arbiter 4 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
1
ARB_MODE3 [3] Arbiter 3 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
1
ARB_MODE2 [2] Arbiter 2 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
1