summaryrefslogtreecommitdiff
path: root/xc/lib/GL/mesa/src/drv/radeon/radeon_context.c
diff options
context:
space:
mode:
Diffstat (limited to 'xc/lib/GL/mesa/src/drv/radeon/radeon_context.c')
-rw-r--r--xc/lib/GL/mesa/src/drv/radeon/radeon_context.c234
1 files changed, 234 insertions, 0 deletions
diff --git a/xc/lib/GL/mesa/src/drv/radeon/radeon_context.c b/xc/lib/GL/mesa/src/drv/radeon/radeon_context.c
new file mode 100644
index 000000000..9af8b5691
--- /dev/null
+++ b/xc/lib/GL/mesa/src/drv/radeon/radeon_context.c
@@ -0,0 +1,234 @@
+/* $XFree86: xc/lib/GL/mesa/src/drv/radeon/radeon_context.c,v 1.1 2001/01/08 01:07:26 martin Exp $ */
+/**************************************************************************
+
+Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and
+ VA Linux Systems Inc., Fremont, California.
+
+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
+on the rights to use, copy, modify, merge, publish, distribute, sub
+license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ATI, VA LINUX SYSTEMS AND/OR THEIR SUPPLIERS 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:
+ * Kevin E. Martin <martin@valinux.com>
+ * Gareth Hughes <gareth@valinux.com>
+ *
+ */
+
+#include <stdlib.h>
+
+#include "radeon_context.h"
+#include "radeon_ioctl.h"
+#include "radeon_dd.h"
+#include "radeon_state.h"
+#include "radeon_span.h"
+#include "radeon_tex.h"
+#include "radeon_vb.h"
+#include "radeon_pipeline.h"
+
+#include "context.h"
+#include "simple_list.h"
+#include "mem.h"
+
+#ifndef RADEON_DEBUG
+int RADEON_DEBUG = (0
+/* | DEBUG_ALWAYS_SYNC */
+/* | DEBUG_VERBOSE_API */
+/* | DEBUG_VERBOSE_MSG */
+/* | DEBUG_VERBOSE_LRU */
+/* | DEBUG_VERBOSE_DRI */
+/* | DEBUG_VERBOSE_IOCTL */
+/* | DEBUG_VERBOSE_2D */
+ );
+#endif
+
+/* Create the device specific context.
+ */
+GLboolean radeonCreateContext( Display *dpy, GLvisual *glVisual,
+ __DRIcontextPrivate *driContextPriv )
+{
+ GLcontext *ctx = driContextPriv->mesaContext;
+ __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv;
+ radeonContextPtr rmesa;
+ radeonScreenPtr radeonScreen;
+ int i;
+
+ rmesa = (radeonContextPtr) CALLOC( sizeof(*rmesa) );
+ if ( !rmesa ) return GL_FALSE;
+
+ rmesa->glCtx = ctx;
+ rmesa->display = dpy;
+
+ rmesa->driContext = driContextPriv;
+ rmesa->driScreen = sPriv;
+ rmesa->driDrawable = NULL; /* Set by XMesaMakeCurrent */
+
+ rmesa->hHWContext = driContextPriv->hHWContext;
+ rmesa->driHwLock = &sPriv->pSAREA->lock;
+ rmesa->driFd = sPriv->fd;
+
+ radeonScreen = rmesa->radeonScreen = (radeonScreenPtr)(sPriv->private);
+
+ rmesa->sarea = (RADEONSAREAPrivPtr)((char *)sPriv->pSAREA +
+ sizeof(XF86DRISAREARec));
+
+ rmesa->tmp_matrix = (GLfloat *) ALIGN_MALLOC( 16 * sizeof(GLfloat), 16 );
+ if ( !rmesa->tmp_matrix ) {
+ FREE( rmesa );
+ return GL_FALSE;
+ }
+
+ make_empty_list( &rmesa->SwappedOut );
+
+ for ( i = 0 ; i < radeonScreen->numTexHeaps ; i++ ) {
+ rmesa->CurrentTexObj[i] = NULL;
+ make_empty_list( &rmesa->TexObjList[i] );
+ rmesa->texHeap[i] = mmInit( 0, radeonScreen->texSize[i] );
+ rmesa->lastTexAge[i] = -1;
+ }
+ rmesa->lastTexHeap = radeonScreen->numTexHeaps;
+
+ rmesa->RenderIndex = -1; /* Impossible value */
+ rmesa->OnFastPath = 0;
+
+ rmesa->vert_buf = NULL;
+ rmesa->num_verts = 0;
+
+ rmesa->elt_buf = NULL;
+ rmesa->retained_buf = NULL;
+ rmesa->vert_heap = radeonScreen->buffers->list->address;
+
+ /* KW: Set the maximum texture size small enough that we can
+ * guarentee that both texture units can bind a maximal texture
+ * and have them both in on-card memory at once. (Kevin or
+ * Gareth: Please check these numbers are OK)
+ */
+ if ( radeonScreen->texSize[0] < 2*1024*1024 ) {
+ ctx->Const.MaxTextureLevels = 9;
+ ctx->Const.MaxTextureSize = (1 << 8);
+ } else if ( radeonScreen->texSize[0] < 8*1024*1024 ) {
+ ctx->Const.MaxTextureLevels = 10;
+ ctx->Const.MaxTextureSize = (1 << 9);
+ } else {
+ ctx->Const.MaxTextureLevels = 11;
+ ctx->Const.MaxTextureSize = (1 << 10);
+ }
+
+ /* FIXME: Support all available texture units... */
+ ctx->Const.MaxTextureUnits = 2;
+
+#if ENABLE_PERF_BOXES
+ if (getenv("LIBGL_PERFORMANCE_BOXES"))
+ rmesa->boxes = 1;
+ else
+ rmesa->boxes = 0;
+#endif
+
+ ctx->DriverCtx = (void *)rmesa;
+
+ radeonDDInitExtensions( ctx );
+
+ radeonDDInitDriverFuncs( ctx );
+ radeonDDInitIoctlFuncs( ctx );
+ radeonDDInitStateFuncs( ctx );
+ radeonDDInitSpanFuncs( ctx );
+ radeonDDInitTextureFuncs( ctx );
+
+ ctx->Driver.TriangleCaps = (DD_TRI_CULL |
+ DD_TRI_LIGHT_TWOSIDE |
+ DD_TRI_STIPPLE |
+ DD_TRI_OFFSET);
+
+ /* Ask Mesa to clip fog coordinates for us.
+ */
+ ctx->TriangleCaps |= DD_CLIP_FOG_COORD;
+
+ if ( ctx->VB )
+ radeonDDRegisterVB( ctx->VB );
+
+ if ( ctx->NrPipelineStages ) {
+ ctx->NrPipelineStages =
+ radeonDDRegisterPipelineStages( ctx->PipelineStage,
+ ctx->PipelineStage,
+ ctx->NrPipelineStages );
+ }
+
+ radeonDDInitState( rmesa );
+
+ driContextPriv->driverPrivate = (void *)rmesa;
+
+ return GL_TRUE;
+}
+
+/* Destroy the device specific context.
+ */
+void radeonDestroyContext( radeonContextPtr rmesa )
+{
+ if ( rmesa ) {
+ radeonTexObjPtr t, next_t;
+ int i;
+
+ for ( i = 0 ; i < rmesa->radeonScreen->numTexHeaps ; i++ ) {
+ foreach_s ( t, next_t, &rmesa->TexObjList[i] ) {
+ radeonDestroyTexObj( rmesa, t );
+ }
+ mmDestroy( rmesa->texHeap[i] );
+ }
+
+ foreach_s ( t, next_t, &rmesa->SwappedOut ) {
+ radeonDestroyTexObj( rmesa, t );
+ }
+
+ ALIGN_FREE( rmesa->tmp_matrix );
+ FREE( rmesa );
+ }
+
+#if 0
+ /* Use this to force shared object profiling. */
+ glx_fini_prof();
+#endif
+}
+
+/* Load the device specific context into the hardware. The actual
+ * setting of the hardware state is done in the radeonUpdateHWState().
+ */
+radeonContextPtr radeonMakeCurrent( radeonContextPtr oldCtx,
+ radeonContextPtr newCtx,
+ __DRIdrawablePrivate *dPriv )
+{
+ if ( oldCtx ) {
+ if ( oldCtx != newCtx ) {
+ newCtx->new_state |= RADEON_NEW_CONTEXT;
+ newCtx->dirty = RADEON_UPLOAD_ALL;
+ }
+ if ( oldCtx->driDrawable != dPriv ) {
+ newCtx->new_state |= RADEON_NEW_WINDOW | RADEON_NEW_CLIP;
+ }
+ } else {
+ newCtx->new_state |= RADEON_NEW_CONTEXT;
+ newCtx->dirty = RADEON_UPLOAD_ALL;
+ }
+
+ newCtx->driDrawable = dPriv;
+
+ return newCtx;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-23 11:42:37 +0000