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/* -*- mode: c; c-basic-offset: 3 -*- */
/*
* Copyright 2000 Gareth Hughes
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* GARETH HUGHES BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/*
* Authors:
* Gareth Hughes <gareth@valinux.com>
* Leif Delgass <ldelgass@retinalburn.net>
* Jos� Fonseca <j_r_fonseca@yahoo.co.uk>
*/
#include "mach64_context.h"
#include "mach64_ioctl.h"
#include "mach64_dd.h"
#include "main/context.h"
#include "utils.h"
/* Return the current color buffer size.
*/
static void mach64DDGetBufferSize( struct gl_framebuffer *buffer,
GLuint *width, GLuint *height )
{
GET_CURRENT_CONTEXT(ctx);
mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
LOCK_HARDWARE( mmesa );
*width = mmesa->driDrawable->w;
*height = mmesa->driDrawable->h;
UNLOCK_HARDWARE( mmesa );
}
/* Return various strings for glGetString().
*/
static const GLubyte *mach64DDGetString( struct gl_context *ctx, GLenum name )
{
mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
static char buffer[128];
unsigned offset;
const char * card_name = "Mach64 [Rage Pro]";
GLuint agp_mode = mmesa->mach64Screen->IsPCI ? 0 :
mmesa->mach64Screen->AGPMode;
switch ( name ) {
case GL_VENDOR:
return (GLubyte*)"Gareth Hughes, Leif Delgass, Jos� Fonseca";
case GL_RENDERER:
offset = driGetRendererString( buffer, card_name, agp_mode );
return (GLubyte *)buffer;
default:
return NULL;
}
}
/* Send all commands to the hardware. If vertex buffers or indirect
* buffers are in use, then we need to make sure they are sent to the
* hardware. All commands that are normally sent to the ring are
* already considered `flushed'.
*/
static void mach64DDFlush( struct gl_context *ctx )
{
mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
LOCK_HARDWARE( mmesa );
FLUSH_DMA_LOCKED( mmesa );
UNLOCK_HARDWARE( mmesa );
#if ENABLE_PERF_BOXES
if ( mmesa->boxes ) {
LOCK_HARDWARE( mmesa );
mach64PerformanceBoxesLocked( mmesa );
UNLOCK_HARDWARE( mmesa );
}
/* Log the performance counters if necessary */
mach64PerformanceCounters( mmesa );
#endif
}
/* Make sure all commands have been sent to the hardware and have
* completed processing.
*/
static void mach64DDFinish( struct gl_context *ctx )
{
mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
#if ENABLE_PERF_BOXES
/* Bump the performance counter */
mmesa->c_drawWaits++;
#endif
mach64DDFlush( ctx );
mach64WaitForIdle( mmesa );
}
/* Initialize the driver's misc functions.
*/
void mach64InitDriverFuncs( struct dd_function_table *functions )
{
functions->GetBufferSize = mach64DDGetBufferSize;
functions->GetString = mach64DDGetString;
functions->Finish = mach64DDFinish;
functions->Flush = mach64DDFlush;
}
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