Hello Michael, On Thu, Jul 03, 2025 at 12:40:07PM +0200, Michael Fritscher wrote: > Am 03.07.25 um 07:49 schrieb Uwe Kleine-König: > > I guess someone with Windows driver debugging skills could work out the > > relevant difference between the driver versions 8.66.47.50 and > > 8.66.47.56. Maybe there is also a changelog that could give an > > indication?! Maybe it also helps to bring this to the attention of the > > hda-intel maintainers, though there doesn't seem to be a dedicated > > maintainer for that driver. > > I just analyzed them a bit ( > https://support.dynabook.com/support/modelHome?freeText=1200013722&osId=3333785). > They are self extracting zip files. > > The main difference in the inf file is the addition of > HKR,Settings\OEM,ResumeDelayPeriodInMs,1,40,00,00,00 > > And they disabled > HKR,"EP\\0",%PKEY_SRS30_XmlLocation%,,%11%\SRSLabs\slconfig.xml > in some locations. This file is in the exe (which is a self extracting zip > after all), and seems about "SRS Premium Sound 2". Seems to be > gain-/equalizer related settings. This xml file itself is unchanged between > the versions. > > There are 2 new files: > > 1. "DisablePuma.ini": > HKLM,"SOFTWARE\Microsoft\Windows\CurrentVersion\AUDIO",DisableProtectedAudioDG,0x10001,0x00000001 > 2. tossaemaxapo32.dll. (Description: "TOSHIBA Speaker Audio Enhancement > Maximizer" > > The only other changed files are > tosasfapo32.dll (way smaller, 880 kB ->790 KB, Description: "Toshiba Audio > Source Filtering APO)" > > and SAII.cab (the same size, the content being almost the same. Only > difference: The version number in SA2VER.INI) > > > The main driver, *.sys, are indeed the same.
To (maybe?) state the obvious: It would be great to find out which of the pointed out differences is the relevant that breaks the driver. I bet it's not SAII.cab :-) Best regards Uwe
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