diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/i810/i810screen.c')
-rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/i810/i810screen.c | 471 |
1 files changed, 0 insertions, 471 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/i810/i810screen.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/i810/i810screen.c deleted file mode 100644 index 991c7cb23..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/i810/i810screen.c +++ /dev/null @@ -1,471 +0,0 @@ -/************************************************************************** - -Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. -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, 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 PRECISION INSIGHT AND/OR ITS 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. - -**************************************************************************/ -/* $XFree86: xc/lib/GL/mesa/src/drv/i810/i810screen.c,v 1.2 2002/10/30 12:51:33 alanh Exp $ */ - -/* - * Authors: - * Keith Whitwell <keith@tungstengraphics.com> - * - */ - - -#include "glheader.h" -#include "imports.h" -#include "context.h" -#include "framebuffer.h" -#include "fbobject.h" -#include "matrix.h" -#include "renderbuffer.h" -#include "simple_list.h" -#include "utils.h" - -#include "i810screen.h" -#include "i810_dri.h" - -#include "i810state.h" -#include "i810tex.h" -#include "i810span.h" -#include "i810tris.h" -#include "i810ioctl.h" - -#include "GL/internal/dri_interface.h" - -extern const struct dri_extension card_extensions[]; - -static __GLcontextModes *fill_in_modes( __GLcontextModes *modes, - unsigned pixel_bits, - unsigned depth_bits, - unsigned stencil_bits, - const GLenum * db_modes, - unsigned num_db_modes, - int visType ) -{ - static const u_int8_t bits[1][4] = { - { 5, 6, 5, 0 } - }; - - static const u_int32_t masks[1][4] = { - { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 } - }; - - unsigned i; - unsigned j; - const unsigned index = 0; - - for ( i = 0 ; i < num_db_modes ; i++ ) { - for ( j = 0 ; j < 2 ; j++ ) { - - modes->redBits = bits[index][0]; - modes->greenBits = bits[index][1]; - modes->blueBits = bits[index][2]; - modes->alphaBits = bits[index][3]; - modes->redMask = masks[index][0]; - modes->greenMask = masks[index][1]; - modes->blueMask = masks[index][2]; - modes->alphaMask = masks[index][3]; - modes->rgbBits = modes->redBits + modes->greenBits - + modes->blueBits + modes->alphaBits; - - modes->accumRedBits = 16 * j; - modes->accumGreenBits = 16 * j; - modes->accumBlueBits = 16 * j; - modes->accumAlphaBits = (masks[index][3] != 0) ? 16 * j : 0; - modes->visualRating = (j == 0) ? GLX_NONE : GLX_SLOW_CONFIG; - - modes->stencilBits = stencil_bits; - modes->depthBits = depth_bits; - - modes->visualType = visType; - modes->renderType = GLX_RGBA_BIT; - modes->drawableType = GLX_WINDOW_BIT; - modes->rgbMode = GL_TRUE; - - if ( db_modes[i] == GLX_NONE ) { - modes->doubleBufferMode = GL_FALSE; - } - else { - modes->doubleBufferMode = GL_TRUE; - modes->swapMethod = db_modes[i]; - } - - modes = modes->next; - } - } - - return modes; - -} - - -static __GLcontextModes * -i810FillInModes( unsigned pixel_bits, unsigned depth_bits, - unsigned stencil_bits, GLboolean have_back_buffer ) -{ __GLcontextModes * modes; - __GLcontextModes * m; - unsigned num_modes; - unsigned depth_buffer_factor; - unsigned back_buffer_factor; - unsigned i; - - /* Right now GLX_SWAP_COPY_OML isn't supported, but it would be easy - * enough to add support. Basically, if a context is created with an - * fbconfig where the swap method is GLX_SWAP_COPY_OML, pageflipping - * will never be used. - */ - static const GLenum back_buffer_modes[] = { - GLX_NONE, GLX_SWAP_UNDEFINED_OML /*, GLX_SWAP_COPY_OML */ - }; - - int depth_buffer_modes[2][2]; - - - depth_buffer_modes[0][0] = depth_bits; - depth_buffer_modes[1][0] = depth_bits; - - /* Just like with the accumulation buffer, always provide some modes - * with a stencil buffer. It will be a sw fallback, but some apps won't - * care about that. - */ - depth_buffer_modes[0][1] = 0; - depth_buffer_modes[1][1] = (stencil_bits == 0) ? 8 : stencil_bits; - - depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 2 : 1; - back_buffer_factor = (have_back_buffer) ? 2 : 1; - - num_modes = depth_buffer_factor * back_buffer_factor * 4; - - modes = (*dri_interface->createContextModes)( num_modes, sizeof( __GLcontextModes ) ); - m = modes; - for ( i = 0 ; i < depth_buffer_factor ; i++ ) { - m = fill_in_modes( m, pixel_bits, - depth_buffer_modes[i][0], depth_buffer_modes[i][1], - back_buffer_modes, back_buffer_factor, - GLX_TRUE_COLOR ); - } - - for ( i = 0 ; i < depth_buffer_factor ; i++ ) { - m = fill_in_modes( m, pixel_bits, - depth_buffer_modes[i][0], depth_buffer_modes[i][1], - back_buffer_modes, back_buffer_factor, - GLX_DIRECT_COLOR ); - } - - /* Mark the visual as slow if there are "fake" stencil bits. - */ - for ( m = modes ; m != NULL ; m = m->next ) { - if ( (m->stencilBits != 0) && (m->stencilBits != stencil_bits) ) { - m->visualRating = GLX_SLOW_CONFIG; - } - } - - return modes; - -} - - -/* static int i810_malloc_proxy_buf(drmBufMapPtr buffers) */ -/* { */ -/* char *buffer; */ -/* drmBufPtr buf; */ -/* int i; */ - -/* buffer = CALLOC(I810_DMA_BUF_SZ); */ -/* if(buffer == NULL) return -1; */ -/* for(i = 0; i < I810_DMA_BUF_NR; i++) { */ -/* buf = &(buffers->list[i]); */ -/* buf->address = (drmAddress)buffer; */ -/* } */ -/* return 0; */ -/* } */ - -static drmBufMapPtr i810_create_empty_buffers(void) -{ - drmBufMapPtr retval; - - retval = (drmBufMapPtr)ALIGN_MALLOC(sizeof(drmBufMap), 32); - if(retval == NULL) return NULL; - memset(retval, 0, sizeof(drmBufMap)); - retval->list = (drmBufPtr)ALIGN_MALLOC(sizeof(drmBuf) * I810_DMA_BUF_NR, 32); - if(retval->list == NULL) { - ALIGN_FREE(retval); - return NULL; - } - memset(retval->list, 0, sizeof(drmBuf) * I810_DMA_BUF_NR); - return retval; -} - - -static GLboolean -i810InitDriver(__DRIscreenPrivate *sPriv) -{ - i810ScreenPrivate *i810Screen; - I810DRIPtr gDRIPriv = (I810DRIPtr)sPriv->pDevPriv; - - if (sPriv->devPrivSize != sizeof(I810DRIRec)) { - fprintf(stderr,"\nERROR! sizeof(I810DRIRec) does not match passed size from device driver\n"); - return GL_FALSE; - } - - /* Allocate the private area */ - i810Screen = (i810ScreenPrivate *)CALLOC(sizeof(i810ScreenPrivate)); - if (!i810Screen) { - __driUtilMessage("i810InitDriver: alloc i810ScreenPrivate struct failed"); - return GL_FALSE; - } - - i810Screen->driScrnPriv = sPriv; - sPriv->private = (void *)i810Screen; - - i810Screen->deviceID=gDRIPriv->deviceID; - i810Screen->width=gDRIPriv->width; - i810Screen->height=gDRIPriv->height; - i810Screen->mem=gDRIPriv->mem; - i810Screen->cpp=gDRIPriv->cpp; - i810Screen->fbStride=gDRIPriv->fbStride; - i810Screen->fbOffset=gDRIPriv->fbOffset; - - if (gDRIPriv->bitsPerPixel == 15) - i810Screen->fbFormat = DV_PF_555; - else - i810Screen->fbFormat = DV_PF_565; - - i810Screen->backOffset=gDRIPriv->backOffset; - i810Screen->depthOffset=gDRIPriv->depthOffset; - i810Screen->backPitch = gDRIPriv->auxPitch; - i810Screen->backPitchBits = gDRIPriv->auxPitchBits; - i810Screen->textureOffset=gDRIPriv->textureOffset; - i810Screen->textureSize=gDRIPriv->textureSize; - i810Screen->logTextureGranularity = gDRIPriv->logTextureGranularity; - - i810Screen->bufs = i810_create_empty_buffers(); - if (i810Screen->bufs == NULL) { - __driUtilMessage("i810InitDriver: i810_create_empty_buffers() failed"); - FREE(i810Screen); - return GL_FALSE; - } - - i810Screen->back.handle = gDRIPriv->backbuffer; - i810Screen->back.size = gDRIPriv->backbufferSize; - - if (drmMap(sPriv->fd, - i810Screen->back.handle, - i810Screen->back.size, - (drmAddress *)&i810Screen->back.map) != 0) { - FREE(i810Screen); - sPriv->private = NULL; - __driUtilMessage("i810InitDriver: drmMap failed"); - return GL_FALSE; - } - - i810Screen->depth.handle = gDRIPriv->depthbuffer; - i810Screen->depth.size = gDRIPriv->depthbufferSize; - - if (drmMap(sPriv->fd, - i810Screen->depth.handle, - i810Screen->depth.size, - (drmAddress *)&i810Screen->depth.map) != 0) { - FREE(i810Screen); - drmUnmap(i810Screen->back.map, i810Screen->back.size); - sPriv->private = NULL; - __driUtilMessage("i810InitDriver: drmMap (2) failed"); - return GL_FALSE; - } - - i810Screen->tex.handle = gDRIPriv->textures; - i810Screen->tex.size = gDRIPriv->textureSize; - - if (drmMap(sPriv->fd, - i810Screen->tex.handle, - i810Screen->tex.size, - (drmAddress *)&i810Screen->tex.map) != 0) { - FREE(i810Screen); - drmUnmap(i810Screen->back.map, i810Screen->back.size); - drmUnmap(i810Screen->depth.map, i810Screen->depth.size); - sPriv->private = NULL; - __driUtilMessage("i810InitDriver: drmMap (3) failed"); - return GL_FALSE; - } - - i810Screen->sarea_priv_offset = gDRIPriv->sarea_priv_offset; - - return GL_TRUE; -} - -static void -i810DestroyScreen(__DRIscreenPrivate *sPriv) -{ - i810ScreenPrivate *i810Screen = (i810ScreenPrivate *)sPriv->private; - - /* Need to unmap all the bufs and maps here: - */ - drmUnmap(i810Screen->back.map, i810Screen->back.size); - drmUnmap(i810Screen->depth.map, i810Screen->depth.size); - drmUnmap(i810Screen->tex.map, i810Screen->tex.size); - - FREE(i810Screen); - sPriv->private = NULL; -} - - -/** - * Create a buffer which corresponds to the window. - */ -static GLboolean -i810CreateBuffer( __DRIscreenPrivate *driScrnPriv, - __DRIdrawablePrivate *driDrawPriv, - const __GLcontextModes *mesaVis, - GLboolean isPixmap ) -{ - i810ScreenPrivate *screen = (i810ScreenPrivate *) driScrnPriv->private; - - if (isPixmap) { - return GL_FALSE; /* not implemented */ - } - else { -#if 0 - driDrawPriv->driverPrivate = (void *) - _mesa_create_framebuffer(mesaVis, - GL_FALSE, /* software depth buffer? */ - mesaVis->stencilBits > 0, - mesaVis->accumRedBits > 0, - GL_FALSE /* s/w alpha planes */); -#else - struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis); - - { - driRenderbuffer *frontRb - = driNewRenderbuffer(GL_RGBA, screen->cpp, - /*screen->frontOffset*/0, screen->backPitch); - i810SetSpanFunctions(frontRb, mesaVis); - _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base); - } - - if (mesaVis->doubleBufferMode) { - driRenderbuffer *backRb - = driNewRenderbuffer(GL_RGBA, screen->cpp, - screen->backOffset, screen->backPitch); - i810SetSpanFunctions(backRb, mesaVis); - _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base); - } - - if (mesaVis->depthBits == 16) { - driRenderbuffer *depthRb - = driNewRenderbuffer(GL_DEPTH_COMPONENT16, screen->cpp, - screen->depthOffset, screen->backPitch); - i810SetSpanFunctions(depthRb, mesaVis); - _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); - } - - _mesa_add_soft_renderbuffers(fb, - GL_FALSE, /* color */ - GL_FALSE, /* depth */ - mesaVis->stencilBits > 0, - mesaVis->accumRedBits > 0, - GL_FALSE, /* alpha */ - GL_FALSE /* aux */); - driDrawPriv->driverPrivate = (void *) fb; -#endif - return (driDrawPriv->driverPrivate != NULL); - } -} - - -static void -i810DestroyBuffer(__DRIdrawablePrivate *driDrawPriv) -{ - _mesa_destroy_framebuffer((GLframebuffer *) (driDrawPriv->driverPrivate)); -} - - -static const struct __DriverAPIRec i810API = { - .InitDriver = i810InitDriver, - .DestroyScreen = i810DestroyScreen, - .CreateContext = i810CreateContext, - .DestroyContext = i810DestroyContext, - .CreateBuffer = i810CreateBuffer, - .DestroyBuffer = i810DestroyBuffer, - .SwapBuffers = i810SwapBuffers, - .MakeCurrent = i810MakeCurrent, - .UnbindContext = i810UnbindContext, - .GetSwapInfo = NULL, - .GetMSC = NULL, - .WaitForMSC = NULL, - .WaitForSBC = NULL, - .SwapBuffersMSC = NULL -}; - - -/** - * This is the bootstrap function for the driver. libGL supplies all of the - * requisite information about the system, and the driver initializes itself. - * This routine also fills in the linked list pointed to by \c driver_modes - * with the \c __GLcontextModes that the driver can support for windows or - * pbuffers. - * - * \return A pointer to a \c __DRIscreenPrivate on success, or \c NULL on - * failure. - */ -PUBLIC -void * __driCreateNewScreen_20050727( __DRInativeDisplay *dpy, int scrn, __DRIscreen *psc, - const __GLcontextModes * modes, - const __DRIversion * ddx_version, - const __DRIversion * dri_version, - const __DRIversion * drm_version, - const __DRIframebuffer * frame_buffer, - drmAddress pSAREA, int fd, - int internal_api_version, - const __DRIinterfaceMethods * interface, - __GLcontextModes ** driver_modes ) - -{ - __DRIscreenPrivate *psp; - static const __DRIversion ddx_expected = { 1, 0, 0 }; - static const __DRIversion dri_expected = { 4, 0, 0 }; - static const __DRIversion drm_expected = { 1, 2, 0 }; - - dri_interface = interface; - - if ( ! driCheckDriDdxDrmVersions2( "i810", - dri_version, & dri_expected, - ddx_version, & ddx_expected, - drm_version, & drm_expected ) ) { - return NULL; - } - - psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL, - ddx_version, dri_version, drm_version, - frame_buffer, pSAREA, fd, - internal_api_version, &i810API); - if ( psp != NULL ) { - *driver_modes = i810FillInModes( 16, - 16, 0, - 1); - driInitExtensions( NULL, card_extensions, GL_TRUE ); - } - - return (void *) psp; -} |