Priority Update Register (Priority_Update) - Samsung S3C2416 User Manual

S3C2416X RISC MICROPROCESSOR
PRIORITY_MODE2
ARB_SEL7

2.9 PRIORITY UPDATE REGISTER (PRIORITY_UPDATE)

Register
PRIORITY_
UPDATE1
PRIORITY_
UPDATE2
PRIORITY_UPDATE1
ARB_UPDATE6
ARB_UPDATE5
ARB_UPDATE4
ARB_UPDATE3
ARB_UPDATE2
ARB_UPDATE1
ARB_UPDATE0
Bit
[2:0] Arbiter 7 group priority order set
1) ARB_MODE7 = 1'b0
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
Address R/W
0x4A000034 R/W
0x4A000074 R/W
Bit
[6] Arbiter 6 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
[5] Arbiter 5 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
[4] Arbiter 4 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
[3] Arbiter 3 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
[2] Arbiter 2 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
[1] Arbiter 1 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
[0] Arbiter 0 group priority rotate enable
0 = Priority does not rotate
1 = Priority rotate enable
Description
Description
IRQ priority update register
IRQ priority update register
Description
INTERRUPT CONTROLLER
Initial State
0
Reset Value
0x7F
0x7F
Initial State
1
1
1
1
1
1
1
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