profile/ivi/mesa.git
19 years agosemantic in parameter names
Daniel Borca [Thu, 6 Jan 2005 07:46:37 +0000 (07:46 +0000)]
semantic in parameter names

19 years agosolved classic "char*" vs "char[]" conflict. we were mimicking a pointer variable...
Daniel Borca [Thu, 6 Jan 2005 07:45:17 +0000 (07:45 +0000)]
solved classic "char*" vs "char[]" conflict.  we were mimicking a pointer variable at desired location and then we took its address.  using array is more intuitive, as they give us the starting address instantly.

19 years agoprotected against elfish directives
Daniel Borca [Thu, 6 Jan 2005 07:40:33 +0000 (07:40 +0000)]
protected against elfish directives

19 years agosemantic in parameter names
Daniel Borca [Thu, 6 Jan 2005 07:38:28 +0000 (07:38 +0000)]
semantic in parameter names

19 years agoremoved detritus
Daniel Borca [Thu, 6 Jan 2005 07:37:32 +0000 (07:37 +0000)]
removed detritus

19 years agoadded "default" branch in `convertPalette'
Daniel Borca [Thu, 6 Jan 2005 07:36:56 +0000 (07:36 +0000)]
added "default" branch in `convertPalette'

19 years agofix dstRGB factor
Daniel Borca [Thu, 6 Jan 2005 07:35:46 +0000 (07:35 +0000)]
fix dstRGB factor

19 years agoTurns out the kfountain.kss (as well as lesson19) had a bug - the size was set wrong...
Vladimir Dergachev [Thu, 6 Jan 2005 04:39:51 +0000 (04:39 +0000)]
Turns out the kfountain.kss (as well as lesson19) had a bug - the size was set wrong. Fixed.

19 years agoAdd texture format to get lesson19 working again.
Vladimir Dergachev [Thu, 6 Jan 2005 04:02:52 +0000 (04:02 +0000)]
Add texture format to get lesson19 working again.

19 years agoSwitch to a more complicated scheme of choosing texture formats, as it looks
Vladimir Dergachev [Thu, 6 Jan 2005 03:56:18 +0000 (03:56 +0000)]
Switch to a more complicated scheme of choosing texture formats, as it looks
like the old one was prone to collisions (different value of format field was
required for same values of t->format going in).
Now use a hash for these purposes - this got kfiresaver.kss and lesson06 workingfrom the same code.

19 years agoAdded GL_POLYGON primitive. Single primitive between glBegin()/glEnd() now works.
Ben Skeggs [Thu, 6 Jan 2005 00:10:11 +0000 (00:10 +0000)]
Added GL_POLYGON primitive. Single primitive between glBegin()/glEnd() now works.

19 years ago* Fixed handling of scissors
Felix Kuehling [Wed, 5 Jan 2005 23:56:16 +0000 (23:56 +0000)]
* Fixed handling of scissors
* Only set scissor regs directly if drmMinor < 1
* Don't set texaddr to 0 when a texture unit is disabled. That would trigger
  the tightened texture state check in the DRM if the texaddr and texdesc
  registers were not emitted atomically.

19 years agosupport 720x480 and 960x540 modes
Alan Hourihane [Wed, 5 Jan 2005 22:40:34 +0000 (22:40 +0000)]
support 720x480 and 960x540 modes

19 years agoOnly try to free the front buffer when it's a pbuffer.
Alan Hourihane [Wed, 5 Jan 2005 21:49:52 +0000 (21:49 +0000)]
Only try to free the front buffer when it's a pbuffer.

19 years agoMake the format of the fastpaths cleaner at the expense of a little
Keith Whitwell [Wed, 5 Jan 2005 20:56:05 +0000 (20:56 +0000)]
Make the format of the fastpaths cleaner at the expense of a little
performance.

Add fastpaths for some more common vertex formats.

19 years agofix build problem
Alan Hourihane [Wed, 5 Jan 2005 20:13:04 +0000 (20:13 +0000)]
fix build problem

19 years agoImprove some quad paths, gives gears a little boost.
Keith Whitwell [Wed, 5 Jan 2005 18:14:38 +0000 (18:14 +0000)]
Improve some quad paths, gives gears a little boost.

19 years agoGive attributes with zero-stride a count of 1 to make it easier
Keith Whitwell [Wed, 5 Jan 2005 18:06:05 +0000 (18:06 +0000)]
Give attributes with zero-stride a count of 1 to make it easier
to avoid transforming the same attribute multiple times.

Don't light a single normal multiple times in light_fast_rgba*

19 years agomake alloc-dma functions inline, rearrange some debug
Keith Whitwell [Wed, 5 Jan 2005 13:51:38 +0000 (13:51 +0000)]
make alloc-dma functions inline, rearrange some debug

19 years agoAvoid a segfault in multiarb.c
Keith Whitwell [Wed, 5 Jan 2005 13:51:03 +0000 (13:51 +0000)]
Avoid a segfault in multiarb.c

19 years agoBring VIA driver up-to-date with regard to drm_*_t changes and remove
Alan Hourihane [Wed, 5 Jan 2005 13:45:09 +0000 (13:45 +0000)]
Bring VIA driver up-to-date with regard to drm_*_t changes and remove
the xf86drmVIA.[ch] files.

Bring in the IRQ handler and Ring buffer code, but ring buffer is disabled
as it is with the Xserver. It certainly locks up the CLE266.

19 years agoAdd a couple of hardwired fastpaths to t_vertex.c.
Keith Whitwell [Wed, 5 Jan 2005 12:58:14 +0000 (12:58 +0000)]
Add a couple of hardwired fastpaths to t_vertex.c.

19 years agoIf there is only one normal, don't transform it multiple times.
Keith Whitwell [Wed, 5 Jan 2005 11:10:05 +0000 (11:10 +0000)]
If there is only one normal, don't transform it multiple times.

19 years agoReduce the amount of debug output, while still printing important messages.
Vladimir Dergachev [Wed, 5 Jan 2005 04:56:23 +0000 (04:56 +0000)]
Reduce the amount of debug output, while still printing important messages.
Make guessing texture formats easier.

19 years agoPlay a little bit with texture formats.
Vladimir Dergachev [Wed, 5 Jan 2005 00:18:46 +0000 (00:18 +0000)]
Play a little bit with texture formats.
Get NeHe demos 06, 07 and 19 working.

19 years agoSync with master copy.
Vladimir Dergachev [Tue, 4 Jan 2005 22:52:53 +0000 (22:52 +0000)]
Sync with master copy.

19 years agoPort code from r200 that implements color blending. Seems to work.
Vladimir Dergachev [Tue, 4 Jan 2005 20:25:11 +0000 (20:25 +0000)]
Port code from r200 that implements color blending. Seems to work.
This can be tested with lesson19 from NeHe.
This has also shown that the alpha code does not work - we pick up a red tint
for transparent pixels somewhere.

19 years agoUnify rendering of textured and non-textured primitives.
Vladimir Dergachev [Tue, 4 Jan 2005 19:15:37 +0000 (19:15 +0000)]
Unify rendering of textured and non-textured primitives.

19 years agoMajor code restructuring:
Vladimir Dergachev [Tue, 4 Jan 2005 18:59:47 +0000 (18:59 +0000)]
Major code restructuring:
  * move proven code into the r300_state.c
  * update ClearBuffer to cope with more dynamic state
  * cleanup !

19 years agoadded GLX_NV_float_buffer
Brian Paul [Tue, 4 Jan 2005 14:48:14 +0000 (14:48 +0000)]
added GLX_NV_float_buffer

19 years agouse HIDDEN macro to export fewer symbols (bug 2210)
Brian Paul [Tue, 4 Jan 2005 14:33:47 +0000 (14:33 +0000)]
use HIDDEN macro to export fewer symbols (bug 2210)

19 years agodirectfb changes (Claudio Ciccani)
Brian Paul [Tue, 4 Jan 2005 14:19:25 +0000 (14:19 +0000)]
directfb changes (Claudio Ciccani)

19 years agoAdd GL_EXT_fog_coord
Keith Whitwell [Tue, 4 Jan 2005 12:57:02 +0000 (12:57 +0000)]
Add GL_EXT_fog_coord

19 years agoAdd GL_EXT_secondary_color
Keith Whitwell [Tue, 4 Jan 2005 12:56:17 +0000 (12:56 +0000)]
Add GL_EXT_secondary_color

19 years agoTurn specular lighting state on/off appropriately.
Keith Whitwell [Tue, 4 Jan 2005 12:53:41 +0000 (12:53 +0000)]
Turn specular lighting state on/off appropriately.

19 years agoChange to use the t_vertex.c mechanisms for building vertices,
Keith Whitwell [Tue, 4 Jan 2005 12:18:05 +0000 (12:18 +0000)]
Change to use the t_vertex.c mechanisms for building vertices,
including Felix's ptex code.

Re-enable some assembly for performance.

19 years agoUse the GLX 1.3 pbuffer/fbconfig functions in preference to the SGIX ones.
Brian Paul [Tue, 4 Jan 2005 00:58:29 +0000 (00:58 +0000)]
Use the GLX 1.3 pbuffer/fbconfig functions in preference to the SGIX ones.
Added more functions to pbutil.[ch] to better isolate API differences.

19 years agoAdded support for floating point depth buffers on Savage4-based
Felix Kuehling [Mon, 3 Jan 2005 22:24:44 +0000 (22:24 +0000)]
Added support for floating point depth buffers on Savage4-based
hardware. By also reversing the depth range this can compensate the loss
of accuracy of far objects caused by the projective transformation.
Software fallbacks work but are slightly slower since floats in a custom
(non IEEE) format have to be encoded and decoded. I havn't done anything
about polygon offsets yet. There doesn't seem to be an easy way do get
it right except making the offset unit as big as the lowest resolution
of depth values. For now float depth is disabled by default but can be
enabled through driconf (though I have seen only positive effects so
far).

19 years agoAdded a boolean option for a floating-point depth buffer.
Felix Kuehling [Mon, 3 Jan 2005 22:15:41 +0000 (22:15 +0000)]
Added a boolean option for a floating-point depth buffer.

19 years agoThe opcode and command length fields of RenderLarge commands were
Ian Romanick [Mon, 3 Jan 2005 21:03:03 +0000 (21:03 +0000)]
The opcode and command length fields of RenderLarge commands were
mistakenly emitted in the wrong order.

19 years agolatest updates
Brian Paul [Mon, 3 Jan 2005 15:55:51 +0000 (15:55 +0000)]
latest updates

19 years agoAdd structs describing vertex and pixel shader state to r300_state.
Vladimir Dergachev [Mon, 3 Jan 2005 15:45:10 +0000 (15:45 +0000)]
Add structs describing vertex and pixel shader state to r300_state.
Take apart program_pipeline() and move it into appropriate pieces within the driver.
Test the framework on run_flat_render()

19 years agobump version to 6.3, etc.
Brian Paul [Mon, 3 Jan 2005 15:36:27 +0000 (15:36 +0000)]
bump version to 6.3, etc.

19 years agoDirectFB driver (Claudio Ciccani)
Brian Paul [Mon, 3 Jan 2005 15:35:00 +0000 (15:35 +0000)]
DirectFB driver (Claudio Ciccani)

19 years agoupdates from Jouk
Brian Paul [Mon, 3 Jan 2005 15:01:26 +0000 (15:01 +0000)]
updates from Jouk

19 years agoTurns out I left flat primitives in vertex buffer mode. Switch them back to immediate...
Vladimir Dergachev [Mon, 3 Jan 2005 06:53:38 +0000 (06:53 +0000)]
Turns out I left flat primitives in vertex buffer mode. Switch them back to immediate which works correctly..

19 years agoEnable code to compute other constants that were used by R200 code.
Vladimir Dergachev [Mon, 3 Jan 2005 06:48:50 +0000 (06:48 +0000)]
Enable code to compute other constants that were used by R200 code.
Add fprintf to print these constants.
Correct t->size computation, so it works now.

19 years agoPort texture allocation code from R200.
Vladimir Dergachev [Mon, 3 Jan 2005 05:44:20 +0000 (05:44 +0000)]
Port texture allocation code from R200.
Hook it up, so lesson06 displays red colored textures.

19 years agoAdd texture units registers
Vladimir Dergachev [Sun, 2 Jan 2005 21:53:53 +0000 (21:53 +0000)]
Add texture units registers

19 years agoCleanup !
Vladimir Dergachev [Sun, 2 Jan 2005 06:16:44 +0000 (06:16 +0000)]
Cleanup !
I can not trigger any lockups now..

19 years agoI think I fixed the lockups issue.
Vladimir Dergachev [Sun, 2 Jan 2005 05:57:15 +0000 (05:57 +0000)]
I think I fixed the lockups issue.

19 years agoGet textures to work with NeHe lesson06.
Vladimir Dergachev [Sun, 2 Jan 2005 04:46:25 +0000 (04:46 +0000)]
Get textures to work with NeHe lesson06.
The code is still disabled since we are displaying random image data instead of actual texture and because I had to put a sleep(1) in lesson06 drawing loop to prevent lockups.

19 years agolinux-dri-x86 build fix from Andreas Stenglein.
Adam Jackson [Sun, 2 Jan 2005 03:36:53 +0000 (03:36 +0000)]
linux-dri-x86 build fix from Andreas Stenglein.

19 years agoImproved the performance of software fallbacks by not waiting for idle
Felix Kuehling [Sun, 2 Jan 2005 01:22:10 +0000 (01:22 +0000)]
Improved the performance of software fallbacks by not waiting for idle
in every single span function. Instead flush and wait in the
SpanRenderStart hook and in wrappers around _swrast_Copy/Draw/ReadPixels.
Misc. cleanups in savagespan.c while I'm there.

19 years agoRemoved all direct hardware access (MMIO, BCI) from the Savage DRI
Felix Kuehling [Sat, 1 Jan 2005 20:40:14 +0000 (20:40 +0000)]
Removed all direct hardware access (MMIO, BCI) from the Savage DRI
driver. It uses the new DRM version 2.0.x now, which has just been
committed to DRM CVS.

19 years agoUse DRM headers from $(DRM_SOURCE_PATH)/shared-core instead of .../shared.
Felix Kuehling [Sat, 1 Jan 2005 20:33:45 +0000 (20:33 +0000)]
Use DRM headers from $(DRM_SOURCE_PATH)/shared-core instead of .../shared.

19 years agoAdd a convenience function to issue CP delays.
Vladimir Dergachev [Sat, 1 Jan 2005 18:41:43 +0000 (18:41 +0000)]
Add a convenience function to issue CP delays.

19 years agoQualify the magic 20B0 register as SE_VTE_CNTL similar to R200. Looks like disabling...
Vladimir Dergachev [Fri, 31 Dec 2004 21:28:36 +0000 (21:28 +0000)]
Qualify the magic 20B0 register as SE_VTE_CNTL similar to R200. Looks like disabling Z offset and scaling displays gears properly, not sure why. Perhaps the meaning of the bits has changed ?

Cleanup code a bit.

19 years agoSync with master copy.
Vladimir Dergachev [Fri, 31 Dec 2004 20:57:48 +0000 (20:57 +0000)]
Sync with master copy.

19 years agoAdd texture drawing code. Note: it is broken at the moment and is disabled in CVS...
Vladimir Dergachev [Fri, 31 Dec 2004 19:39:03 +0000 (19:39 +0000)]
Add texture drawing code. Note: it is broken at the moment and is disabled in CVS. However, all hooks are there.
Fix vertex buffer drawing code.

19 years agoRework slightly r300_get_primitive_type - make it clearer and more compact..
Vladimir Dergachev [Thu, 30 Dec 2004 20:24:30 +0000 (20:24 +0000)]
Rework slightly r300_get_primitive_type - make it clearer and more compact..

19 years agoGet scissor test working again. Passes glean scissor test.
Keith Whitwell [Thu, 30 Dec 2004 17:47:08 +0000 (17:47 +0000)]
Get scissor test working again.  Passes glean scissor test.

19 years agoCalculate DEPTH_SCALE correctly for polygon offset.
Keith Whitwell [Thu, 30 Dec 2004 16:30:26 +0000 (16:30 +0000)]
Calculate DEPTH_SCALE correctly for polygon offset.

19 years agoSimplify viaBlit a bit more.
Keith Whitwell [Thu, 30 Dec 2004 16:13:35 +0000 (16:13 +0000)]
Simplify viaBlit a bit more.
Implement masked clears.

19 years agoAdd missing files.
Vladimir Dergachev [Thu, 30 Dec 2004 16:06:37 +0000 (16:06 +0000)]
Add missing files.

19 years agoInitialize depth pointer correctly.
Keith Whitwell [Thu, 30 Dec 2004 16:05:07 +0000 (16:05 +0000)]
Initialize depth pointer correctly.

19 years agoDon't need to adjust for drawXoff in fallback clipping.
Keith Whitwell [Thu, 30 Dec 2004 15:58:45 +0000 (15:58 +0000)]
Don't need to adjust for drawXoff in fallback clipping.

19 years agofix regression with fallbacks from recent commits
Keith Whitwell [Thu, 30 Dec 2004 14:32:19 +0000 (14:32 +0000)]
fix regression with fallbacks from recent commits

19 years agoFix MagFilter state for texunit 0
Keith Whitwell [Thu, 30 Dec 2004 14:21:46 +0000 (14:21 +0000)]
Fix MagFilter state for texunit 0

19 years agoUpdate vertex buffer code (still does not work properly..)
Vladimir Dergachev [Thu, 30 Dec 2004 11:43:04 +0000 (11:43 +0000)]
Update vertex buffer code (still does not work properly..)

19 years agoUpdate to recent r300_lib.
Vladimir Dergachev [Thu, 30 Dec 2004 11:17:42 +0000 (11:17 +0000)]
Update to recent r300_lib.
Cleanup code that is not relevant anymore.
Play with unknown2 parameter.

19 years agoHooked up projection matrix - the gears actually rotate !
Vladimir Dergachev [Thu, 30 Dec 2004 10:27:04 +0000 (10:27 +0000)]
Hooked up projection matrix - the gears actually rotate !

19 years agoRestructure code.
Vladimir Dergachev [Thu, 30 Dec 2004 10:11:39 +0000 (10:11 +0000)]
Restructure code.
Add drawing code that uses vertex buffers - does not lockup, but does not draw correctly either.. Perhaps something to do with vertices being overwritten ?
Start using hardware state retained by the driver and cut back on direct register writes significantly.

19 years agoChange default RS settings so that glxgears will display something..
Vladimir Dergachev [Thu, 30 Dec 2004 07:50:15 +0000 (07:50 +0000)]
Change default RS settings so that glxgears will display something..

19 years agoClarify some of the unkXXXX atoms.
Vladimir Dergachev [Thu, 30 Dec 2004 07:11:28 +0000 (07:11 +0000)]
Clarify some of the unkXXXX atoms.

19 years agoPort viewport setting code from R200.
Vladimir Dergachev [Thu, 30 Dec 2004 06:06:54 +0000 (06:06 +0000)]
Port viewport setting code from R200.
Take it outside R300ResetHwState.

19 years agoFix some wrapping bugs in the last commit. Probably there are more
Keith Whitwell [Wed, 29 Dec 2004 21:17:06 +0000 (21:17 +0000)]
Fix some wrapping bugs in the last commit.  Probably there are more
remaining.

19 years agoSimplfy clear() and swapbuffers() code.
Keith Whitwell [Wed, 29 Dec 2004 20:46:27 +0000 (20:46 +0000)]
Simplfy clear() and swapbuffers() code.
Fix various mishandling of cliprects.
Allow multiple primitives to be emitted to a single dma buffer, which
was largely impossible previously.
Re-enable the fast unclipped render stage.

19 years agoUse Point._Size in calculation
Keith Whitwell [Wed, 29 Dec 2004 14:38:17 +0000 (14:38 +0000)]
Use Point._Size in calculation

19 years agouse clamped Line._Width in calculations
Keith Whitwell [Wed, 29 Dec 2004 14:36:58 +0000 (14:36 +0000)]
use clamped Line._Width in calculations

19 years agoDon't advertise wide lines or points.
Keith Whitwell [Wed, 29 Dec 2004 14:09:21 +0000 (14:09 +0000)]
Don't advertise wide lines or points.

19 years agoMake line stipple a fallback.
Keith Whitwell [Wed, 29 Dec 2004 14:06:09 +0000 (14:06 +0000)]
Make line stipple a fallback.
Make sure fallbacks are wrapped by SpanRenderStart/SpanRenderFinish

19 years agoDon't pingpong cliprects through sarea on CopyBuffer().
Keith Whitwell [Wed, 29 Dec 2004 14:05:16 +0000 (14:05 +0000)]
Don't pingpong cliprects through sarea on CopyBuffer().

19 years agoFallback on 3d textures correctly.
Keith Whitwell [Wed, 29 Dec 2004 13:03:12 +0000 (13:03 +0000)]
Fallback on 3d textures correctly.

19 years agoGet twoside-lit triangles working again
Keith Whitwell [Wed, 29 Dec 2004 12:48:50 +0000 (12:48 +0000)]
Get twoside-lit triangles working again

19 years agoLarge update
Keith Whitwell [Wed, 29 Dec 2004 12:39:50 +0000 (12:39 +0000)]
Large update
- Remove via duplicates of shared template files
- Update driver to work with current versions of the above
- Rework dma accounting
- Rework emitting to dma to use a consistent set of macros

The handling of cliprects in the driver is still pretty questionable.

19 years agoRearrange code so we don't dump state as often.
Vladimir Dergachev [Wed, 29 Dec 2004 04:51:46 +0000 (04:51 +0000)]
Rearrange code so we don't dump state as often.

19 years agoGet most primitives working using immediate mode.
Vladimir Dergachev [Wed, 29 Dec 2004 04:33:33 +0000 (04:33 +0000)]
Get most primitives working using immediate mode.
Glxgears displays "rotating" gears, all in the same place (no transform mode, remember ?)
Work needs to be done to understand how to have glxgears working properly.

19 years agoBring in latest revision of r300_lib.
Vladimir Dergachev [Wed, 29 Dec 2004 03:48:05 +0000 (03:48 +0000)]
Bring in latest revision of r300_lib.
New capabilities: using vertex buffers, immediate vertex data, immediate indices.

19 years agoUse R300_CMD_END3D for end_3d().
Vladimir Dergachev [Mon, 27 Dec 2004 23:30:39 +0000 (23:30 +0000)]
Use R300_CMD_END3D for end_3d().

19 years agoFix read-from-uninitialized in s3vMakeCurrent()
Adam Jackson [Mon, 27 Dec 2004 22:57:05 +0000 (22:57 +0000)]
Fix read-from-uninitialized in s3vMakeCurrent()

19 years agoUnused variable cleanup.
Adam Jackson [Mon, 27 Dec 2004 22:08:34 +0000 (22:08 +0000)]
Unused variable cleanup.

19 years agoBug #1859: Initialize 'size' before first use in intelTryReadPixels()
Adam Jackson [Mon, 27 Dec 2004 21:52:17 +0000 (21:52 +0000)]
Bug #1859: Initialize 'size' before first use in intelTryReadPixels()

19 years agoBuild s3v and trident by default too.
Adam Jackson [Mon, 27 Dec 2004 20:38:29 +0000 (20:38 +0000)]
Build s3v and trident by default too.

Smoky the bear says: Only you can prevent bitrot.

19 years agoGet s3v building with a minimum of warnings.
Adam Jackson [Mon, 27 Dec 2004 20:31:56 +0000 (20:31 +0000)]
Get s3v building with a minimum of warnings.

19 years agoImplement rendering of (flat color) QUAD primitives as an experiment.
Vladimir Dergachev [Mon, 27 Dec 2004 17:18:48 +0000 (17:18 +0000)]
Implement rendering of (flat color) QUAD primitives as an experiment.

19 years agoFixed two problems with the handling of GLX protocol replies. The logic
Ian Romanick [Mon, 27 Dec 2004 08:29:54 +0000 (08:29 +0000)]
Fixed two problems with the handling of GLX protocol replies.  The logic
for determining when extra data needed to be read after a reply (to ensure
4-byte alignment) and the logic to determine whether or not to read reply
data after the SingleReply packet were both slightly wrong.

19 years agoExpose primitive types being rendered, in preparation to implement fixed pipeline...
Vladimir Dergachev [Sun, 26 Dec 2004 21:42:14 +0000 (21:42 +0000)]
Expose primitive types being rendered, in preparation to implement fixed pipeline primitive drawing.
Note: these are only visible when export LIBGL_DEBUG=verbose is specified.

19 years agoUpdate with most recent version.
Vladimir Dergachev [Sun, 26 Dec 2004 19:32:21 +0000 (19:32 +0000)]
Update with most recent version.

19 years agoGet trident building and -Werror clean.
Adam Jackson [Fri, 24 Dec 2004 03:04:14 +0000 (03:04 +0000)]
Get trident building and -Werror clean.

- Added Makefile
- Deleted references to old headers
- Added prototypes all over the place
- Lots of type updates (drmHandle -> drm_handle_t etc.)
- Added __driCreateNewScreen(), deleted __driCreateScreen()
- Fixed context creation to match other drivers
- Fixed various bitfield names
- Bumped driver date

Still nowhere close to usable, the DDX isn't DRI-aware and there's no DRM.