cs5535 National Semiconductor Corporation, cs5535 Datasheet - Page 346

• Manufacturer Part Number: cs5535
• Description: Geode Cs5535 Companion Multi-function South Bridge
• Manufacturer: National Semiconductor Corporation

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PIC Register Descriptions
5.9.2.12
I/O Port
Type
Reset Value
Note 1. If ICW1 bit 3 in the PIC is set as level, it overrides the settings of this bit. This bit is provided to configure a PCI
IRQ7_SEL
Bit
7
6
5
4
3
2
1
0
7
interrupt mapped to IRQ[x] on the PIC as level-sensitive (shared).
Interrupt Edge/Level Select 2 (PIC_INT_SEL2)
Name
IRQ15_SEL
IRQ14_SEL
RSVD
IRQ12_SEL
IRQ11_SEL
IRQ10_SEL
IRQ9_SEL
RSVD
IRQ6_SEL
6
4D1h
R/W
00h
IRQ5_SEL
Description
IRQ15 Edge or Level Select. Selects PIC IRQ15 sensitivity configuration.
0: Edge; 1: Level. (Note 1)
IRQ14 Edge or Level Select. Selects PIC IRQ14 sensitivity configuration.
0: Edge; 1: Level. (Note 1)
Reserved. Write to 0.
IRQ12 Edge or Level Select. Selects PIC IRQ12 sensitivity configuration.
0: Edge; 1: Level. (Note 1)
IRQ11 Edge or Level Select. Selects PIC IRQ11 sensitivity configuration.
0: Edge; 1: Level. (Note 1)
IRQ10 Edge or Level Select. Selects PIC IRQ10 sensitivity configuration.
0: Edge; 1: Level. (Note 1)
IRQ9 Edge or Level Select. Selects PIC IRQ9 sensitivity configuration.
0: Edge; 1: Level. (Note 1)
Reserved. Write to 0.
5
(Continued)
PIC_INT_SEL2 Bit Descriptions
PIC_INT_SEL2 Register Map
IRQ4_SEL
4
346
IRQ3_SEL
3
RSVD
2
IRQ1_SEL
1
RSVD
Revision 0.8
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