2 pad select msr (msr_padsel), Pad select msr (msr_padsel), 00000000_00000000h – AMD Geode LX [email protected] User Manual

Page 420

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420

AMD Geode™ LX Processors Data Book

Video Processor Register Descriptions

33234H

6.8.2.2

Pad Select MSR (MSR_PADSEL)

MSR Address

48002011h

Type

R/W

Reset Value

00000000_00000000h

MSR_PADSEL Register Map

63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32

RSVD

VO

P

C

IN

V

RS

V

D

DF_DRGB[31:26]

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10

9

8

7

6

5

4

3

2

1

0

DF_D

RGB[2

5

:24]

RSVD

DF

_DCLK

DF_

D

ISP_EN

D

F

_LDE

D

F

_VSYNC

DF_H

SY

N

C

DF_DRGB[23:0]

MSR_PADSEL Bit Descriptions

Bit

Name

Description

63:40

RSVD

Reserved.

39

VOPCINV

Invert VOP Clock. This is used to invert the VOP output clock. This may be used to meet
system timing requirements.

0: Non-inverted.
1: Inverted.

38

RSVD

Reserved.

37:0

PADS

Select for Registered or Non-Registered VP Outputs. Bits select whether to use the
registers in the pad logic. The reset value of 38’b0 is valid for TFT 2 pixel per clock and
CRT mode.

Bits [37:30]: DF_DRGB[31:24]
0: Registered output.
1: Direct output.

Bit 29: RSVD.
Always write 0.

Bit 28: DF_DCLK
Bit 27: DF_DISP_EN
Bit 26: DF_LDE
Bit 25: DF_VSYNC
Bit 24: DF_HSYNC
Bits [23:0]: DF_DRGB[23:0]
0: Registered output.
1: Direct output.

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