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AMD Geode SC1201 User Manual

Page 269

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AMD Geode™ SC1200/SC1201 Processor Data Book

269

Core Logic Module - Audio Registers - Function 3

32579B

7

IRQ7 Internal. Configures IRQ7 for internal (software) or external (hardware) use.

0: External.

1: Internal.

6

Reserved. Must be set to 0.

5

IRQ5 Internal. Configures IRQ5 for internal (software) or external (hardware) use.

0: External.

1: Internal.

4

IRQ4 Internal. Configures IRQ4 for internal (software) or external (hardware) use.

0: External.

1: Internal.

3

IRQ3 Internal. Configures IRQ3 for internal (software) or external (hardware) use.

0: External.

1: Internal.

2

Reserved. Must be set to 0.

1

IRQ1 Internal. Configures IRQ1 for internal (software) or external (hardware) use.

0: External.

1: Internal.

0

Reserved. Must be set to 0.

Offset 1Ch-1Fh

Internal IRQ Control Register (R/W)

Reset Value: 00000000h

Note:

Bits 31:16 of this register are Write Only. Reads to these bits always return a value of 0.

31

Mask Internal IRQ15. (Write Only)

0: Disable.

1: Enable.

30

Mask Internal IRQ14. (Write Only)

0: Disable.

1: Enable.

29

Reserved. (Write Only) Must be set to 0.

28

Mask Internal IRQ12. (Write Only)

0: Disable.

1: Enable.

27

Mask Internal IRQ11. (Write Only)

0: Disable.

1: Enable.

26

Mask Internal IRQ10. (Write Only)

0: Disable.

1: Enable.

25

Mask Internal IRQ9. (Write Only)

0: Disable.

1: Enable.

24

Reserved. (Write Only) Must be set to 0.

23

Mask Internal IRQ7. (Write Only)

0: Disable.

1: Enable.

22

Reserved. (Write Only) Must be set to 0.

21

Mask Internal IRQ5. (Write Only)

0: Disable.

1: Enable.

Table 6-38. F3BAR0+Memory Offset: Audio Configuration Registers (Continued)

Bit

Description

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