diff options
Diffstat (limited to 'src/mesa/drivers/dri/trident/trident_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/trident/trident_state.c | 548 |
1 files changed, 0 insertions, 548 deletions
diff --git a/src/mesa/drivers/dri/trident/trident_state.c b/src/mesa/drivers/dri/trident/trident_state.c deleted file mode 100644 index e68d3a73c64..00000000000 --- a/src/mesa/drivers/dri/trident/trident_state.c +++ /dev/null @@ -1,548 +0,0 @@ -/* - * Copyright 2002 by Alan Hourihane, Sychdyn, North Wales, UK. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Alan Hourihane not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Alan Hourihane makes no representations - * about the suitability of this software for any purpose. It is provided - * "as is" without express or implied warranty. - * - * ALAN HOURIHANE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL ALAN HOURIHANE BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - * - * Authors: Alan Hourihane, <alanh@fairlite.demon.co.uk> - * - * Trident CyberBladeXP driver. - * - */ -#include "trident_context.h" -#include "trident_lock.h" -#include "vbo/vbo.h" -#include "swrast/swrast.h" -#include "swrast_setup/swrast_setup.h" -#include "tnl/tnl.h" -#include "main/framebuffer.h" - -#define TRIDENTPACKCOLOR332(r, g, b) \ - (((r) & 0xe0) | (((g) & 0xe0) >> 3) | (((b) & 0xc0) >> 6)) - -#define TRIDENTPACKCOLOR1555(r, g, b, a) \ - ((((r) & 0xf8) << 7) | (((g) & 0xf8) << 2) | (((b) & 0xf8) >> 3) | \ - ((a) ? 0x8000 : 0)) - -#define TRIDENTPACKCOLOR565(r, g, b) \ - ((((r) & 0xf8) << 8) | (((g) & 0xfc) << 3) | (((b) & 0xf8) >> 3)) - -#define TRIDENTPACKCOLOR888(r, g, b) \ - (((r) << 16) | ((g) << 8) | (b)) - -#define TRIDENTPACKCOLOR8888(r, g, b, a) \ - (((a) << 24) | ((r) << 16) | ((g) << 8) | (b)) - -#define TRIDENTPACKCOLOR4444(r, g, b, a) \ - ((((a) & 0xf0) << 8) | (((r) & 0xf0) << 4) | ((g) & 0xf0) | ((b) >> 4)) - -static INLINE GLuint tridentPackColor( GLuint cpp, - GLubyte r, GLubyte g, - GLubyte b, GLubyte a ) -{ - switch ( cpp ) { - case 2: - return TRIDENTPACKCOLOR565( r, g, b ); - case 4: - return TRIDENTPACKCOLOR8888( r, g, b, a ); - default: - return 0; - } -} - -void tridentUploadHwStateLocked( tridentContextPtr tmesa ) -{ - unsigned char *MMIO = tmesa->tridentScreen->mmio.map; -#if 0 - ATISAREAPrivPtr sarea = tmesa->sarea; - trident_context_regs_t *regs = &(sarea->ContextState); -#endif - - if ( tmesa->dirty & TRIDENT_UPLOAD_COMMAND_D ) { - MMIO_OUT32(MMIO, 0x00281C, tmesa->commandD ); - tmesa->dirty &= ~TRIDENT_UPLOAD_COMMAND_D; - } - - if ( tmesa->dirty & TRIDENT_UPLOAD_CLIPRECTS ) { - /* XXX FIX ME ! */ - MMIO_OUT32(MMIO, 0x002C80 , 0x20008000 | tmesa->tridentScreen->height ); - MMIO_OUT32(MMIO, 0x002C84 , 0x20000000 | tmesa->tridentScreen->width ); - tmesa->dirty &= ~TRIDENT_UPLOAD_CLIPRECTS; - } - - tmesa->dirty = 0; -} - -/* Copy the back color buffer to the front color buffer. - */ -void tridentCopyBuffer( const __DRIdrawablePrivate *dPriv ) -{ - unsigned char *MMIO; - tridentContextPtr tmesa; - GLint nbox, i; - int busy; - drm_clip_rect_t *pbox; - - assert(dPriv); - assert(dPriv->driContextPriv); - assert(dPriv->driContextPriv->driverPrivate); - - tmesa = (tridentContextPtr) dPriv->driContextPriv->driverPrivate; - MMIO = tmesa->tridentScreen->mmio.map; - - LOCK_HARDWARE( tmesa ); - - /* use front buffer cliprects */ - nbox = dPriv->numClipRects; - pbox = dPriv->pClipRects; - - for ( i = 0 ; i < nbox ; i++ ) { -#if 0 - GLint nr = MIN2( i + MACH64_NR_SAREA_CLIPRECTS , nbox ); - drm_clip_rect_t *b = tmesa->sarea->boxes; - GLint n = 0; - - for ( ; i < nr ; i++ ) { - *b++ = pbox[i]; - n++; - } - tmesa->sarea->nbox = n; -#endif - - MMIO_OUT32(MMIO, 0x2150, tmesa->tridentScreen->frontPitch << 20 | tmesa->tridentScreen->frontOffset>>4); - MMIO_OUT32(MMIO, 0x2154, tmesa->tridentScreen->backPitch << 20 | tmesa->tridentScreen->backOffset>>4); - MMIO_OUT8(MMIO, 0x2127, 0xCC); /* Copy Rop */ - MMIO_OUT32(MMIO, 0x2128, 0x4); /* scr2scr */ - MMIO_OUT32(MMIO, 0x2138, (pbox->x1 << 16) | pbox->y1); - MMIO_OUT32(MMIO, 0x213C, (pbox->x1 << 16) | pbox->y1); - MMIO_OUT32(MMIO, 0x2140, (pbox->x2 - pbox->x1) << 16 | (pbox->y2 - pbox->y1) ); - MMIO_OUT8(MMIO, 0x2124, 0x01); /* BLT */ -#define GE_BUSY 0x80 - for (;;) { - busy = MMIO_IN8(MMIO, 0x2120); - if ( !(busy & GE_BUSY) ) - break; - } - } - - UNLOCK_HARDWARE( tmesa ); - -#if 0 - tmesa->dirty |= (MACH64_UPLOAD_CONTEXT | - MACH64_UPLOAD_MISC | - MACH64_UPLOAD_CLIPRECTS); -#endif -} - - -static void tridentDDClear( GLcontext *ctx, GLbitfield mask ) -{ - tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); - unsigned char *MMIO = tmesa->tridentScreen->mmio.map; - int busy; - GLuint flags = 0; - GLint i; - GLint cx, cy, cw, ch; - -#define DRM_TRIDENT_FRONT 0x01 -#define DRM_TRIDENT_BACK 0x02 -#define DRM_TRIDENT_DEPTH 0x04 - - if ( tmesa->new_state ) - tridentDDUpdateHWState( ctx ); - - if ( mask & BUFFER_BIT_FRONT_LEFT ) { - flags |= DRM_TRIDENT_FRONT; - mask &= ~BUFFER_BIT_FRONT_LEFT; - } - - if ( mask & BUFFER_BIT_BACK_LEFT ) { - flags |= DRM_TRIDENT_BACK; - mask &= ~BUFFER_BIT_BACK_LEFT; - } - - if ( ( mask & BUFFER_BIT_DEPTH ) && ctx->Depth.Mask ) { - flags |= DRM_TRIDENT_DEPTH; - mask &= ~BUFFER_BIT_DEPTH; - } - - LOCK_HARDWARE(tmesa); - - /* get region after locking: */ - cx = ctx->DrawBuffer->_Xmin; - cy = ctx->DrawBuffer->_Ymin; - cw = ctx->DrawBuffer->_Xmax - cx; - ch = ctx->DrawBuffer->_Ymax - cy; - - if ( flags ) { - - cx += tmesa->drawX; - cy += tmesa->drawY; - - /* HACK!!! - */ - if ( tmesa->dirty & ~TRIDENT_UPLOAD_CLIPRECTS ) { - tridentUploadHwStateLocked( tmesa ); - } - - for ( i = 0 ; i < tmesa->numClipRects ; i++ ) { -#if 0 - int nr = MIN2( i + TRIDENT_NR_SAREA_CLIPRECTS, tmesa->numClipRects ); - drm_clip_rect_t *box = tmesa->pClipRects; - drm_clip_rect_t *b = tmesa->sarea->boxes; - GLint n = 0; - - if ( !all ) { - for ( ; i < nr ; i++ ) { - GLint x = box[i].x1; - GLint y = box[i].y1; - GLint w = box[i].x2 - x; - GLint h = box[i].y2 - y; - - if ( x < cx ) w -= cx - x, x = cx; - if ( y < cy ) h -= cy - y, y = cy; - if ( x + w > cx + cw ) w = cx + cw - x; - if ( y + h > cy + ch ) h = cy + ch - y; - if ( w <= 0 ) continue; - if ( h <= 0 ) continue; - - b->x1 = x; - b->y1 = y; - b->x2 = x + w; - b->y2 = y + h; - b++; - n++; - } - } else { - for ( ; i < nr ; i++ ) { - *b++ = box[i]; - n++; - } - } - - tmesa->sarea->nbox = n; -#endif - -if (flags & DRM_TRIDENT_BACK) { - MMIO_OUT32(MMIO, 0x2150, tmesa->tridentScreen->backPitch << 20 | tmesa->tridentScreen->backOffset>>4); - MMIO_OUT8(MMIO, 0x2127, 0xF0); /* Pat Rop */ - MMIO_OUT32(MMIO, 0x2158, tmesa->ClearColor); - MMIO_OUT32(MMIO, 0x2128, 0x4000); /* solidfill */ - MMIO_OUT32(MMIO, 0x2138, cx << 16 | cy); - MMIO_OUT32(MMIO, 0x2140, cw << 16 | ch); - MMIO_OUT8(MMIO, 0x2124, 0x01); /* BLT */ -#define GE_BUSY 0x80 - for (;;) { - busy = MMIO_IN8(MMIO, 0x2120); - if ( !(busy & GE_BUSY) ) - break; - } -} -if (flags & DRM_TRIDENT_DEPTH) { - MMIO_OUT32(MMIO, 0x2150, tmesa->tridentScreen->depthPitch << 20 | tmesa->tridentScreen->depthOffset>>4); - MMIO_OUT8(MMIO, 0x2127, 0xF0); /* Pat Rop */ - MMIO_OUT32(MMIO, 0x2158, tmesa->ClearColor); - MMIO_OUT32(MMIO, 0x2128, 0x4000); /* solidfill */ - MMIO_OUT32(MMIO, 0x2138, cx << 16 | cy); - MMIO_OUT32(MMIO, 0x2140, cw << 16 | ch); - MMIO_OUT8(MMIO, 0x2124, 0x01); /* BLT */ -#define GE_BUSY 0x80 - for (;;) { - busy = MMIO_IN8(MMIO, 0x2120); - if ( !(busy & GE_BUSY) ) - break; - } -} - MMIO_OUT32(MMIO, 0x2150, tmesa->tridentScreen->frontPitch << 20 | tmesa->tridentScreen->frontOffset>>4); -if (flags & DRM_TRIDENT_FRONT) { - MMIO_OUT8(MMIO, 0x2127, 0xF0); /* Pat Rop */ - MMIO_OUT32(MMIO, 0x2158, tmesa->ClearColor); - MMIO_OUT32(MMIO, 0x2128, 0x4000); /* solidfill */ - MMIO_OUT32(MMIO, 0x2138, cx << 16 | cy); - MMIO_OUT32(MMIO, 0x2140, cw << 16 | ch); - MMIO_OUT8(MMIO, 0x2124, 0x01); /* BLT */ -#define GE_BUSY 0x80 - for (;;) { - busy = MMIO_IN8(MMIO, 0x2120); - if ( !(busy & GE_BUSY) ) - break; - } -} - - } - -#if 0 - tmesa->dirty |= (TRIDENT_UPLOAD_CONTEXT | - TRIDENT_UPLOAD_MISC | - TRIDENT_UPLOAD_CLIPRECTS); -#endif - } - - UNLOCK_HARDWARE(tmesa); - - if ( mask ) - _swrast_Clear( ctx, mask ); -} - -static void tridentDDShadeModel( GLcontext *ctx, GLenum mode ) -{ - tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); - GLuint s = tmesa->commandD; - -#define TRIDENT_FLAT_SHADE 0x000000E0 -#define TRIDENT_FLAT_SHADE_VERTEX_C 0x00000060 -#define TRIDENT_FLAT_SHADE_GOURAUD 0x00000080 - - s &= ~TRIDENT_FLAT_SHADE; - - switch ( mode ) { - case GL_FLAT: - s |= TRIDENT_FLAT_SHADE_VERTEX_C; - break; - case GL_SMOOTH: - s |= TRIDENT_FLAT_SHADE_GOURAUD; - break; - default: - return; - } - - if ( tmesa->commandD != s ) { - tmesa->commandD = s; - - tmesa->dirty |= TRIDENT_UPLOAD_COMMAND_D; - } -} - -static void -tridentCalcViewport( GLcontext *ctx ) -{ - tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); - const GLfloat *v = ctx->Viewport._WindowMap.m; - GLfloat *m = tmesa->hw_viewport; - - /* See also trident_translate_vertex. - */ - m[MAT_SX] = v[MAT_SX]; - m[MAT_TX] = v[MAT_TX] + tmesa->drawX + SUBPIXEL_X; - m[MAT_SY] = - v[MAT_SY]; - m[MAT_TY] = - v[MAT_TY] + tmesa->driDrawable->h + tmesa->drawY + SUBPIXEL_Y; -#if 0 - m[MAT_SZ] = v[MAT_SZ] * tmesa->depth_scale; - m[MAT_TZ] = v[MAT_TZ] * tmesa->depth_scale; -#else - m[MAT_SZ] = v[MAT_SZ]; - m[MAT_TZ] = v[MAT_TZ]; -#endif - - tmesa->SetupNewInputs = ~0; -} - -static void tridentDDViewport( GLcontext *ctx, - GLint x, GLint y, - GLsizei width, GLsizei height ) -{ - tridentCalcViewport( ctx ); -} - -static void tridentDDDepthRange( GLcontext *ctx, - GLclampd nearval, GLclampd farval ) -{ - tridentCalcViewport( ctx ); -} - -static void -tridentSetCliprects( tridentContextPtr tmesa, GLenum mode ) -{ - __DRIdrawablePrivate *dPriv = tmesa->driDrawable; - - switch ( mode ) { - case GL_FRONT_LEFT: - if (dPriv->numClipRects == 0) { - static drm_clip_rect_t zeroareacliprect = {0,0,0,0}; - tmesa->numClipRects = 1; - tmesa->pClipRects = &zeroareacliprect; - } else { - tmesa->numClipRects = dPriv->numClipRects; - tmesa->pClipRects = (drm_clip_rect_t *)dPriv->pClipRects; - } - tmesa->drawX = dPriv->x; - tmesa->drawY = dPriv->y; - break; - case GL_BACK_LEFT: - if ( dPriv->numBackClipRects == 0 ) { - if (dPriv->numClipRects == 0) { - static drm_clip_rect_t zeroareacliprect = {0,0,0,0}; - tmesa->numClipRects = 1; - tmesa->pClipRects = &zeroareacliprect; - } else { - tmesa->numClipRects = dPriv->numClipRects; - tmesa->pClipRects = (drm_clip_rect_t *)dPriv->pClipRects; - tmesa->drawX = dPriv->x; - tmesa->drawY = dPriv->y; - } - } - else { - tmesa->numClipRects = dPriv->numBackClipRects; - tmesa->pClipRects = (drm_clip_rect_t *)dPriv->pBackClipRects; - tmesa->drawX = dPriv->backX; - tmesa->drawY = dPriv->backY; - } - break; - default: - return; - } - -#if 0 - tmesa->dirty |= TRIDENT_UPLOAD_CLIPRECTS; -#endif -} - -#if 0 -static GLboolean tridentDDSetDrawBuffer( GLcontext *ctx, GLenum mode ) -{ - tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); - int found = GL_TRUE; - - if ( tmesa->DrawBuffer != mode ) { - tmesa->DrawBuffer = mode; - - switch ( mode ) { - case GL_FRONT_LEFT: - tridentFallback( tmesa, TRIDENT_FALLBACK_DRAW_BUFFER, GL_FALSE ); - tmesa->drawOffset = tmesa->tridentScreen->frontOffset; - tmesa->drawPitch = tmesa->tridentScreen->frontPitch; - tridentSetCliprects( tmesa, GL_FRONT_LEFT ); - break; - case GL_BACK_LEFT: - tridentFallback( tmesa, TRIDENT_FALLBACK_DRAW_BUFFER, GL_FALSE ); - tmesa->drawOffset = tmesa->tridentScreen->backOffset; - tmesa->drawPitch = tmesa->tridentScreen->backPitch; - tridentSetCliprects( tmesa, GL_BACK_LEFT ); - break; - default: - tridentFallback( tmesa, TRIDENT_FALLBACK_DRAW_BUFFER, GL_TRUE ); - found = GL_FALSE; - break; - } - -#if 0 - tmesa->setup.dst_off_pitch = (((tmesa->drawPitch/8) << 22) | - (tmesa->drawOffset >> 3)); - - tmesa->dirty |= MACH64_UPLOAD_DST_OFF_PITCH | MACH64_UPLOAD_CONTEXT; -#endif - - } - - return found; -} - -static void tridentDDClearColor( GLcontext *ctx, - const GLchan color[4] ) -{ - tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); - - tmesa->ClearColor = tridentPackColor( tmesa->tridentScreen->cpp, - color[0], color[1], - color[2], color[3] ); -} -#endif - -static void -tridentDDUpdateState( GLcontext *ctx, GLuint new_state ) -{ - _swrast_InvalidateState( ctx, new_state ); - _swsetup_InvalidateState( ctx, new_state ); - _vbo_InvalidateState( ctx, new_state ); - _tnl_InvalidateState( ctx, new_state ); - TRIDENT_CONTEXT(ctx)->new_gl_state |= new_state; -} - - -/* Initialize the context's hardware state. - */ -void tridentDDInitState( tridentContextPtr tmesa ) -{ - tmesa->new_state = 0; - - switch ( tmesa->glCtx->Visual.depthBits ) { - case 16: - tmesa->depth_scale = 1.0 / (GLfloat)0xffff; - break; - case 24: - tmesa->depth_scale = 1.0 / (GLfloat)0xffffff; - break; - } -} - -void tridentDDUpdateHWState( GLcontext *ctx ) -{ - tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); - int new_state = tmesa->new_state; - - if ( new_state ) - { - tmesa->new_state = 0; - -#if 0 - /* Update the various parts of the context's state. - */ - if ( new_state & GAMMA_NEW_ALPHA ) - tridentUpdateAlphaMode( ctx ); - - if ( new_state & GAMMA_NEW_DEPTH ) - tridentUpdateZMode( ctx ); - - if ( new_state & GAMMA_NEW_FOG ) - gammaUpdateFogAttrib( ctx ); - - if ( new_state & GAMMA_NEW_CLIP ) - gammaUpdateClipping( ctx ); - - if ( new_state & GAMMA_NEW_POLYGON ) - gammaUpdatePolygon( ctx ); - - if ( new_state & GAMMA_NEW_CULL ) - gammaUpdateCull( ctx ); - - if ( new_state & GAMMA_NEW_MASKS ) - gammaUpdateMasks( ctx ); - - if ( new_state & GAMMA_NEW_STIPPLE ) - gammaUpdateStipple( ctx ); -#endif - } - - /* HACK ! */ - -#if 0 - gammaEmitHwState( tmesa ); -#endif -} - -/* Initialize the driver's state functions. - */ -void tridentDDInitStateFuncs( GLcontext *ctx ) -{ - ctx->Driver.UpdateState = tridentDDUpdateState; - - ctx->Driver.Clear = tridentDDClear; - ctx->Driver.DepthRange = tridentDDDepthRange; - ctx->Driver.ShadeModel = tridentDDShadeModel; - ctx->Driver.Viewport = tridentDDViewport; -} |