diff options
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_context.c')
| -rw-r--r-- | src/mesa/drivers/dri/nouveau/nouveau_context.c | 366 |
1 files changed, 366 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_context.c b/src/mesa/drivers/dri/nouveau/nouveau_context.c new file mode 100644 index 0000000000..c86ff603f6 --- /dev/null +++ b/src/mesa/drivers/dri/nouveau/nouveau_context.c @@ -0,0 +1,366 @@ +/************************************************************************** + +Copyright 2006 Stephane Marchesin +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 +ERIC ANHOLT OR SILICON INTEGRATED SYSTEMS CORP 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. + +**************************************************************************/ + +#include "glheader.h" +#include "context.h" +#include "simple_list.h" +#include "imports.h" +#include "matrix.h" +#include "swrast/swrast.h" +#include "swrast_setup/swrast_setup.h" +#include "framebuffer.h" + +#include "tnl/tnl.h" +#include "tnl/t_pipeline.h" +#include "tnl/t_vp_build.h" + +#include "drivers/common/driverfuncs.h" + +#include "nouveau_context.h" +#include "nouveau_driver.h" +//#include "nouveau_state.h" +#include "nouveau_span.h" +#include "nouveau_object.h" +#include "nouveau_fifo.h" +#include "nouveau_tex.h" +#include "nouveau_msg.h" +#include "nouveau_reg.h" +#include "nouveau_lock.h" +#include "nv10_swtcl.h" + +#include "vblank.h" +#include "utils.h" +#include "texmem.h" +#include "xmlpool.h" /* for symbolic values of enum-type options */ + +#ifndef NOUVEAU_DEBUG +int NOUVEAU_DEBUG = 0; +#endif + +static const struct dri_debug_control debug_control[] = +{ + { "shaders" , DEBUG_SHADERS }, + { "mem" , DEBUG_MEM }, + { "bufferobj" , DEBUG_BUFFEROBJ }, + { NULL , 0 } +}; + +#define need_GL_ARB_vertex_program +#include "extension_helper.h" + +const struct dri_extension common_extensions[] = +{ + { NULL, 0 } +}; + +const struct dri_extension nv10_extensions[] = +{ + { NULL, 0 } +}; + +const struct dri_extension nv20_extensions[] = +{ + { NULL, 0 } +}; + +const struct dri_extension nv30_extensions[] = +{ + { "GL_ARB_fragment_program", NULL }, + { NULL, 0 } +}; + +const struct dri_extension nv40_extensions[] = +{ + /* ARB_vp can be moved to nv20/30 once the shader backend has been + * written for those cards. + */ + { "GL_ARB_vertex_program", GL_ARB_vertex_program_functions }, + { NULL, 0 } +}; + +const struct dri_extension nv50_extensions[] = +{ + { NULL, 0 } +}; + +/* Create the device specific context. + */ +GLboolean nouveauCreateContext( const __GLcontextModes *glVisual, + __DRIcontextPrivate *driContextPriv, + void *sharedContextPrivate ) +{ + GLcontext *ctx, *shareCtx; + __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv; + struct dd_function_table functions; + nouveauContextPtr nmesa; + nouveauScreenPtr screen; + + /* Allocate the context */ + nmesa = (nouveauContextPtr) CALLOC( sizeof(*nmesa) ); + if ( !nmesa ) + return GL_FALSE; + + nmesa->driContext = driContextPriv; + nmesa->driScreen = sPriv; + nmesa->driDrawable = NULL; + nmesa->hHWContext = driContextPriv->hHWContext; + nmesa->driHwLock = &sPriv->pSAREA->lock; + nmesa->driFd = sPriv->fd; + + nmesa->screen = (nouveauScreenPtr)(sPriv->private); + screen=nmesa->screen; + + /* Create the hardware context */ + if (!nouveauDRMGetParam(nmesa, NOUVEAU_GETPARAM_FB_PHYSICAL, + &nmesa->vram_phys)) + return GL_FALSE; + if (!nouveauDRMGetParam(nmesa, NOUVEAU_GETPARAM_AGP_PHYSICAL, + &nmesa->agp_phys)) + return GL_FALSE; + if (!nouveauFifoInit(nmesa)) + return GL_FALSE; + nouveauObjectInit(nmesa); + + + /* Init default driver functions then plug in our nouveau-specific functions + * (the texture functions are especially important) + */ + _mesa_init_driver_functions( &functions ); + nouveauDriverInitFunctions( &functions ); + nouveauTexInitFunctions( &functions ); + + /* Allocate the Mesa context */ + if (sharedContextPrivate) + shareCtx = ((nouveauContextPtr) sharedContextPrivate)->glCtx; + else + shareCtx = NULL; + nmesa->glCtx = _mesa_create_context(glVisual, shareCtx, + &functions, (void *) nmesa); + if (!nmesa->glCtx) { + FREE(nmesa); + return GL_FALSE; + } + driContextPriv->driverPrivate = nmesa; + ctx = nmesa->glCtx; + + /* Parse configuration files */ + driParseConfigFiles (&nmesa->optionCache, &screen->optionCache, + screen->driScreen->myNum, "nouveau"); + + nmesa->sarea = (drm_nouveau_sarea_t *)((char *)sPriv->pSAREA + + screen->sarea_priv_offset); + + /* Enable any supported extensions */ + driInitExtensions(ctx, common_extensions, GL_TRUE); + if (nmesa->screen->card->type >= NV_10) + driInitExtensions(ctx, nv10_extensions, GL_FALSE); + if (nmesa->screen->card->type >= NV_20) + driInitExtensions(ctx, nv20_extensions, GL_FALSE); + if (nmesa->screen->card->type >= NV_30) + driInitExtensions(ctx, nv30_extensions, GL_FALSE); + if (nmesa->screen->card->type >= NV_40) + driInitExtensions(ctx, nv40_extensions, GL_FALSE); + if (nmesa->screen->card->type >= NV_50) + driInitExtensions(ctx, nv50_extensions, GL_FALSE); + + nmesa->current_primitive = -1; + + nouveauShaderInitFuncs(ctx); + /* Install Mesa's fixed-function texenv shader support */ + if (nmesa->screen->card->type >= NV_40) + ctx->_MaintainTexEnvProgram = GL_TRUE; + + /* Initialize the swrast */ + _swrast_CreateContext( ctx ); + _vbo_CreateContext( ctx ); + _tnl_CreateContext( ctx ); + _swsetup_CreateContext( ctx ); + + _math_matrix_ctr(&nmesa->viewport); + + nouveauDDInitStateFuncs( ctx ); + nouveauSpanInitFunctions( ctx ); + nouveauDDInitState( nmesa ); + switch(nmesa->screen->card->type) + { + case NV_03: + //nv03TriInitFunctions( ctx ); + break; + case NV_04: + case NV_05: + //nv04TriInitFunctions( ctx ); + break; + case NV_10: + case NV_20: + case NV_30: + case NV_40: + case NV_44: + case NV_50: + default: + nv10TriInitFunctions( ctx ); + break; + } + + nouveauInitBufferObjects(ctx); + if (!nouveauSyncInitFuncs(ctx)) + return GL_FALSE; + nmesa->hw_func.InitCard(nmesa); + nouveauInitState(ctx); + + driContextPriv->driverPrivate = (void *)nmesa; + + NOUVEAU_DEBUG = driParseDebugString( getenv( "NOUVEAU_DEBUG" ), + debug_control ); + + if (driQueryOptionb(&nmesa->optionCache, "no_rast")) { + fprintf(stderr, "disabling 3D acceleration\n"); + FALLBACK(nmesa, NOUVEAU_FALLBACK_DISABLE, 1); + } + + return GL_TRUE; +} + +/* Destroy the device specific context. */ +void nouveauDestroyContext( __DRIcontextPrivate *driContextPriv ) +{ + nouveauContextPtr nmesa = (nouveauContextPtr) driContextPriv->driverPrivate; + + assert(nmesa); + if ( nmesa ) { + /* free the option cache */ + driDestroyOptionCache (&nmesa->optionCache); + + FREE( nmesa ); + } + +} + + +/* Force the context `c' to be the current context and associate with it + * buffer `b'. + */ +GLboolean nouveauMakeCurrent( __DRIcontextPrivate *driContextPriv, + __DRIdrawablePrivate *driDrawPriv, + __DRIdrawablePrivate *driReadPriv ) +{ + if ( driContextPriv ) { + nouveauContextPtr nmesa = (nouveauContextPtr) driContextPriv->driverPrivate; + struct gl_framebuffer *draw_fb = + (struct gl_framebuffer*)driDrawPriv->driverPrivate; + struct gl_framebuffer *read_fb = + (struct gl_framebuffer*)driReadPriv->driverPrivate; + + driDrawableInitVBlank(driDrawPriv, nmesa->vblank_flags, &nmesa->vblank_seq ); + nmesa->driDrawable = driDrawPriv; + + _mesa_resize_framebuffer(nmesa->glCtx, draw_fb, + driDrawPriv->w, driDrawPriv->h); + if (draw_fb != read_fb) { + _mesa_resize_framebuffer(nmesa->glCtx, draw_fb, + driReadPriv->w, + driReadPriv->h); + } + _mesa_make_current(nmesa->glCtx, draw_fb, read_fb); + + nouveau_build_framebuffer(nmesa->glCtx, + driDrawPriv->driverPrivate); + } else { + _mesa_make_current( NULL, NULL, NULL ); + } + + return GL_TRUE; +} + + +/* Force the context `c' to be unbound from its buffer. + */ +GLboolean nouveauUnbindContext( __DRIcontextPrivate *driContextPriv ) +{ + return GL_TRUE; +} + +static void nouveauDoSwapBuffers(nouveauContextPtr nmesa, + __DRIdrawablePrivate *dPriv) +{ + struct gl_framebuffer *fb; + nouveau_renderbuffer *src, *dst; + drm_clip_rect_t *box; + int nbox, i; + + fb = (struct gl_framebuffer *)dPriv->driverPrivate; + dst = (nouveau_renderbuffer*) + fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer; + src = (nouveau_renderbuffer*) + fb->Attachment[BUFFER_BACK_LEFT].Renderbuffer; + +#ifdef ALLOW_MULTI_SUBCHANNEL + LOCK_HARDWARE(nmesa); + nbox = dPriv->numClipRects; + box = dPriv->pClipRects; + + if (nbox) { + BEGIN_RING_SIZE(NvSubCtxSurf2D, + NV10_CONTEXT_SURFACES_2D_FORMAT, 4); + if (src->mesa._ActualFormat == GL_RGBA8) + OUT_RING (6); /* X8R8G8B8 */ + else + OUT_RING (4); /* R5G6B5 */ + OUT_RING ((dst->pitch << 16) | src->pitch); + OUT_RING (src->offset); + OUT_RING (dst->offset); + } + + for (i=0; i<nbox; i++, box++) { + BEGIN_RING_SIZE(NvSubImageBlit, NV10_IMAGE_BLIT_SET_POINT, 3); + OUT_RING (((box->y1 - dPriv->y) << 16) | + (box->x1 - dPriv->x)); + OUT_RING ((box->y1 << 16) | box->x1); + OUT_RING (((box->y2 - box->y1) << 16) | + (box->x2 - box->x1)); + } + + UNLOCK_HARDWARE(nmesa); +#endif +} + +void nouveauSwapBuffers(__DRIdrawablePrivate *dPriv) +{ + if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) { + nouveauContextPtr nmesa = dPriv->driContextPriv->driverPrivate; + + if (nmesa->glCtx->Visual.doubleBufferMode) { + _mesa_notifySwapBuffers(nmesa->glCtx); + nouveauDoSwapBuffers(nmesa, dPriv); + } + + } +} + +void nouveauCopySubBuffer(__DRIdrawablePrivate *dPriv, + int x, int y, int w, int h) +{ +} + |