SAA7130 Просмотр технического описания (PDF) - Philips Electronics

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производитель

SAA7130

PCI video broadcast decoder

Philips Electronics 

Philips Semiconductors

SAA7130HL

PCI video broadcast decoder

6.3 Software support

6.3.1 Device driver

A complex and powerful software packet is provided for the SAA7130HL. This packet

includes plug-and-play driver and capture driver installations for all commonly used 32-bit

Windows platforms.

All platform related drivers support the following:

• Video preview and capture interfaces

Table 11: Microsoft Operation System (MOS) support

MOS

Driver support

Windows 98 Device access is contained in a kernel-mode Windows Driver Model (WDM)

driver. The capture driver interface is based on Microsoft DirectShow technology.

Windows 2000 The driver is binary-compatible with the Windows 98 driver and validated for

passing the Microsoft WHQL test for getting the Win2000 driver signature.

Windows XP The driver is binary-compatible with the Windows 98 driver and validated for

passing the Microsoft WHQL test for getting the WinXP driver signature.

6.3.2 Supporting WDM

The Windows driver is implemented as an AV-streaming class-driver and provides a

‘DirectShow’ (DS) filter with output pins for video preview, video capture and VBI, together

with a crossbar for input sources selection.

The TV tuner filter is a separate child driver and supports the control of all common Philips

CAN and Silicon tuners. The typical filter structure is shown in Figure 7.

TV TUNER

external video inputs

audio inputs

transport stream in

XBAR

Fig 7. WDM capture driver filters

SAA7130HL

CAPTURE

DRIVER

mhc174

video preview

video capture

VBI

6.4 PCI interface

6.4.1 PCI configuration registers

The PCI interface of the SAA7130HL complies with the PCI specification 2.2 and supports

power management and Advanced Configuration and Power Interface (ACPI) as required

by the PC Design Guide 2001.

The PCI specification defines a structure of the PCI configuration space that is

investigated during the boot-up of the system. The configuration registers (see Table 12)

hold information essential for plug-and-play, to allow system enumeration and basic

SAA7130HL_4

Product data sheet

Rev. 04 — 11 April 2006

© Koninklijke Philips Electronics N.V. 2006. All rights reserved.

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