From 0dfc7f06b7119a3713352efc8d1b2b6d122c0d12 Mon Sep 17 00:00:00 2001 From: Dmitry Borisov Date: Tue, 15 Sep 2020 18:24:42 +0600 Subject: [PATCH] [VIDEOPRT] Add global variable for debugging video drivers (#3080) Reference: https://docs.microsoft.com/en-us/previous-versions/ff570170(v=vs.85) --- win32ss/drivers/videoprt/videoprt.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/win32ss/drivers/videoprt/videoprt.c b/win32ss/drivers/videoprt/videoprt.c index a59d0442017..edce0febccd 100644 --- a/win32ss/drivers/videoprt/videoprt.c +++ b/win32ss/drivers/videoprt/videoprt.c @@ -31,6 +31,8 @@ /* GLOBAL VARIABLES ***********************************************************/ +ULONG VideoDebugLevel = 0; + BOOLEAN VpBaseVideo = FALSE; BOOLEAN VpNoVesa = FALSE; @@ -294,6 +296,8 @@ IntVideoPortFindAdapter( SystemBasicInfo.PageSize; } + // FIXME: Check the adapter key and update VideoDebugLevel variable. + /* * Call miniport HwVidFindAdapter entry point to detect if * particular device is present. There are two possible code @@ -794,6 +798,9 @@ VideoPortDebugPrint( { va_list ap; + if (VideoDebugLevel >= DebugPrintLevel) + DebugPrintLevel = Error; + va_start(ap, DebugMessage); vDbgPrintEx(DPFLTR_IHVVIDEO_ID, DebugPrintLevel, DebugMessage, ap); va_end(ap);