Re: [B2-devel] Video switching problem and VOSF/DA

[Christian B. <cb...@th...>]

Hi!

On Sat, Mar 16, 2002 at 09:35:52PM +0100, Gwenole Beauchesne wrote:
> 1) VidLocal.dm_present=0 so I run the code though I am using MacOS 8.0+

This seems suspicious. Under MacOS 8.0 I have dm_present=1 and also valid
handles in MainDevice and CrsrDevice.

> Do you have any Inside Mac reference for VDSwitchInfo struct and related 
> things (DCE and param block)?

You need this:
  http://developer.apple.com/techpubs/hardware/Developer_Notes/System_Software/Display_Device_Driver_Guide.pdf

And probably also this (beware! this deals with PCI drivers and some of the
information contained doesn't apply to B2's video driver):
  http://developer.apple.com/techpubs/hardware/DeviceManagers/pci_srvcs/pci_cards_drivers/

Bye,
Christian

-- 
  / Coding on PowerPC and proud of it
\/ http://www.uni-mainz.de/~bauec002/