Bug#226973: xserver-xfree86: [glint] second card at wrong resolution

[Clint Adams <schizo@debian.org>]

> Okay.  I've removed application of this patch from the TODO list; take
> all the time you need to work on this, and thanks a lot for go after it
> with vigor.

Slow progress.

Here is a diff of the registers I know about on a fresh boot versus
after a Ctrl-Alt-Backspace.  Not sure which are relevant.

@@ -857,7 +857,7 @@
 (II) GLINT(0): ALPHA_BLEND_MODE: 0
 (II) GLINT(0): LOGICAL_OP_MODE: 0
 (II) GLINT(0): STATISTICS_MODE: 0
-(II) GLINT(0): SCISSOR_MODE: 2
+(II) GLINT(0): SCISSOR_MODE: 0
 (II) GLINT(0): I2C device "DDC:ddc2" registered at address 0xA0.
 (II) GLINT(0): I2C device "DDC:ddc2" removed.
 (II) GLINT(0): Using XFree86 Acceleration Architecture (XAA)
@@ -884,7 +884,7 @@
 (II) GLINT(1): ChipConfig: 40001020
 (II) GLINT(1): Aperture0: 0
 (II) GLINT(1): Aperture1: 1
-(II) GLINT(1): PMFramebufferWriteMask: 90420
+(II) GLINT(1): PMFramebufferWriteMask: ffffffff
 (II) GLINT(1): PMBypassWriteMask: ffffffff
 (II) GLINT(1): DFIFODis: 0
 (II) GLINT(1): FIFODis: 0
@@ -915,35 +915,35 @@
 (II) GLINT(1): AreaStippleMode: 0
 (II) GLINT(1): LogicalOpMode: 0
 (II) GLINT(1): TextureColorMode: 0
-(II) GLINT(1): FIFO_CONTROL: 0
+(II) GLINT(1): FIFO_CONTROL: 10000
 (II) GLINT(1): FILTER_MODE: 400
 (II) GLINT(1): LB_READ_FORMAT: 0
 (II) GLINT(1): LB_WRITE_FORMAT: 0
-(II) GLINT(1): LB_READ_MODE: 20000
-(II) GLINT(1): LB_SOURCE_OFFSET: 40
+(II) GLINT(1): LB_READ_MODE: 12d
+(II) GLINT(1): LB_SOURCE_OFFSET: 0
 (II) GLINT(1): FB_SOURCE_OFFSET: 0
 (II) GLINT(1): FB_PIXEL_OFFSET: 0
-(II) GLINT(1): WINDOW_ORIGIN: d220404
-(II) GLINT(1): LB_WINDOW_BASE: 200
+(II) GLINT(1): WINDOW_ORIGIN: 0
+(II) GLINT(1): LB_WINDOW_BASE: 0
 (II) GLINT(1): FB_WINDOW_BASE: 0
-(II) GLINT(1): FB_SOFT_WRITE_MASK: 1800304
-(II) GLINT(1): FB_HARD_WRITE_MASK: 2800100c
+(II) GLINT(1): FB_SOFT_WRITE_MASK: ffffffff
+(II) GLINT(1): FB_HARD_WRITE_MASK: ffffffff
 (II) GLINT(1): FB_READ_PIXEL: 0
-(II) GLINT(1): DITHER_MODE: 403
+(II) GLINT(1): DITHER_MODE: 0
 (II) GLINT(1): AREA_STIPPLE_MODE: 0
 (II) GLINT(1): DEPTH_MODE: 0
-(II) GLINT(1): STENCIL_MODE: a00
+(II) GLINT(1): STENCIL_MODE: 0
 (II) GLINT(1): TEXTURE_ADDRESS_MODE: 0
 (II) GLINT(1): TEXTURE_READ_MODE: 0
 (II) GLINT(1): TEXEL_LUT_MODE: 0
 (II) GLINT(1): YUV_MODE: 0
-(II) GLINT(1): COLOR_DDA_MODE: 1
+(II) GLINT(1): COLOR_DDA_MODE: 0
 (II) GLINT(1): TEXTURE_COLOR_MODE: 0
 (II) GLINT(1): FOG_MODE: 0
-(II) GLINT(1): ALPHA_BLEND_MODE: 7084
+(II) GLINT(1): ALPHA_BLEND_MODE: 0
 (II) GLINT(1): LOGICAL_OP_MODE: 0
-(II) GLINT(1): STATISTICS_MODE: 1
-(II) GLINT(1): SCISSOR_MODE: 1
+(II) GLINT(1): STATISTICS_MODE: 0
+(II) GLINT(1): SCISSOR_MODE: 0
 (II) GLINT(1): I2C device "DDC:ddc2" registered at address 0xA0.
 (II) GLINT(1): I2C device "DDC:ddc2" removed.
 (II) GLINT(1): Using XFree86 Acceleration Architecture (XAA)
@@ -999,3 +999,4 @@
 Warning: font renderer for ".bdf.gz" already registered at priority 0
 Warning: font renderer for ".pmf" already registered at priority 0
 Could not init font path element unix/:7100, removing from list!
+(II) 3rd Button detected: disabling emulate3Button