VERSION.TXT Driver File Contents (pcm_5820l.zip)

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Cyrix Corp, MediaGX, Copyright 1996-1998.

Version history of Windows 9x display drivers for MediaGX
GX95.DRV is the display driver for both Windows 95 and 98.
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12/20/96    v4.03.1109  
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GXDRAW.DLL  764 Fixed UpdateFlipStatus bug for TDDRAW.
GX95.DRV    765 Cursor exclusion added to SrcDevice on S-S BLTs to fix cursor 
                droppings.  
            650 Removed 320x200x8 and 320x240x8 accelerated DDraw modes
                to support The HIVE.
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1/28/97     v4.03.1110
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GXDRAW.DLL  824 Faster transparent BLT code added.
            833 Fixed Flip32 bug for The Neverhood.
GXMINI.VXD  815 Windows won't load when set to 16bpp after changing memory
                setting in CMOS to low.
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2/20/97     v4.03.1111
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GX95.DRV    NEW TV control initialization code added.
GX95TV.DRV  NEW 576x400 mode only driver created.
GXTV.DLL    NEW TV control property sheet added.
GXMINI.VXD  NEW Changed GetChipID to always return 1.4 for all revisions of GX.  Will
                return 3.0 for all revisions of GXi.

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3/17/97     v4.03.1112
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GX95TV.DRV  NEW Single driver support for the 576x400 desktop resolution.
GXMINI.VXD  935 Fixed bug when switching between a full screen DOS box in
                Kanji text mode and English text mode.

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4/01/97     v4.03.1113      New INF's require system BIOS ROM 75 or above
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*.INF       NEW Changed PNP BIOS node to CRX0001
GX95TV.DRV  964 Fixed bug when switching Fox and Bear from 320x200x8 to
                320x240x8.

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4/17/97     v4.03.1114
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GX95.DRV    1054 Fixed bug in the vector clipping code (extra pixels were 
                 produced outside of the clip region).  
            NEW  Added code to initialize the high byte of the palette 
                 for video chroma key support.
GX95TV.DRV  NEW  Modified driver to only use the 576x400 resolution for the 
                 "NTSC - 576x400" option.  The PAL format always uses 640x480.

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6/12/97     v4.03.1116      Requires system BIOS ROM A9 or above
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GX95.DRV    NEW  Added direct palette access code and Cx5520 core logic support.
            NEW  Modified cursor panning code to improve general performance.
            NEW  Single driver now supports all platforms.
GX95.INF    NEW  Single INF now supports all platforms.
GXMINI.VXD  NEW  Added support to query the CPU speed, CPU ID and core logic ID.
GXDRAW.DLL  NEW  Added support for Cx5520 core logic, including video overlay.
GXGAMMA.DLL NEW  Gamma/brightness/contrast control video overlay property sheet added.

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7/10/97     v4.03.1117      Requires system BIOS ROM A9 or above
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GX95.DRV    NEW  Added support for the Chrontel 7001.
            1320 Fixed bug with mouse tracking 640x480 when screen is 800x600.
            1321 Fixed GPF bug with Hangual Windows 95 (OSR2) with PPP
                 dial-up terminal window.
GXTVPOS.DLL NEW  TV position control property sheet added.

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9/8/97      v4.10.01.1200   DirectX 5.0 support added
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GX95.DRV    NEW  Added support for GXm.
GXMINI.VXD  NEW  Added support for GXm.

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9/29/97     v4.10.01.1201
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GXMINI.VXD  1451 Fixed VDD bank setting bug in Microsoft DCT DISPTEST with
                 mode 0x0D and GXi or GXm.

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9/30/97     v4.10.01.1202
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GX95.INF         Minor INF change.

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11/3/97     v4.10.01.1203
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GX95.DRV    1651 Fixed 16 byte alignment problem with GXm solid fills.
GXDRAW.DLL  1651 

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11/7/97     v4.10.01.1204
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GX95.DRV    1671 Removed DSTBLT colorkey capability bits.
GXDRAW.DLL  1671

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11/11/97    v4.10.01.1205
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GX95.DRV    NEW  320x200x8 and 320x240x8 DirectDraw modes are now accelerated
                 and do not use ModeX.
            NEW  Masked off top 10 bit of cursor base address.

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11/25/97    v4.10.01.1206
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GXDRAW.DLL  NEW  Added special setup code for video overlay enable to support
                 GXm in 6X clock mode.

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12/3/97     v4.10.01.1207
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GXDRAW.DLL  1712 Fixed bug with 1.5M frame buffers and 800x600x16 resolution
                 with the Xing 3.12 MPEG player.
            1723 Fixed bug with GXm and video playback which causes the video
                 display to turn into garbage and lock the system.
            1724 Fixed problem when switching from full screen DOS to windows
                 while video playback occuring.
          
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1/20/98     v4.10.01.1208
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GXDRAW.DLL  NEW  Added support for the Cx5530 core logic chip.
            NEW  Added DDVERSIONINFO escape.
            NEW  Improved AVI playback for widths greater than 384 pixels.
GX95.DRV    NEW  Added support for the Cx5530 core logic chip.
            NEW  Added support for TV encoder capabilities bits.
            NEW  Improved display control register locking.
GXGAMMA.DLL NEW  Added support for the Cx5530 core logic chip.

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2/9/98      v4.10.01.1209
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GXDRAW.DLL  NEW  Added support for GXm 4.3 early ready video bits.

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3/9/98      v4.10.01.1300   
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GXMINI.VXD  NEW  Added multi-monitor support for Win98, requires
GXDRAW.DLL       Cx5530 core logic and system BIOS 39 or above.
GX95.DRV    
GX95.INF    
GXDRAW.DLL  1854 Changed page flipping to return status instead of waiting
                 for flipped.

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3/24/98     v4.10.01.1301
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GX95.DRV    1869 Fixed palette corruption when returning from a monitor
                 shut-down state via the mouse with a Microsoft Plus!
                 (high color) desktop theme.

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4/02/98     v4.10.01.1302
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GXDRAW.DLL  NEW  Added code to handle > 266MHz CPU's and video overlay.
GXMINI.VXD  NEW  Added support for odd clocked CPU's and video overlay.
GX95.DRV         

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4/20/98     v4.10.01.1303
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GXMINI.VXD  NEW  Added CPU speed detection code for GXm.
            1925 Fixed DispTest displays garbage during mode 0xD.   

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5/1/98      v4.10.01.1304
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GX95.DRV    1854 Mouse becomes jerky during map mode of Deer Hunter.
            1940 Video remains enabled on Windows shutdown.
            
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5/18/98     v4.10.01.1305
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GXDRAW.DLL  1979 Video playback is red when 8bpp and IE 4.0 is installed.
            
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6/29/98     v4.10.01.1306
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GXMINI.VXD  NEW  Added interrupt protection around all PCI config cycles and
                 CPU register accesses.
 
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8/5/98      v4.10.01.1307
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GXDRAW.DLL  2048 Fixed DCT Overfly test in 8bpp mode if same as primary 
                 is selected.
GX95.DRV    2083 Allow 1024x768x16 modes on notebooks.
 
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