smesa->clearColorPattern |= smesa->clearColorPattern << 16;
break;
default:
- assert(0);
+ sis_fatal_error("Bad dst color format\n");
}
}
switch (smesa->zFormat)
{
case SiS_ZFORMAT_Z16:
- zPattern = FLOAT_TO_USHORT(z);
+ CLAMPED_FLOAT_TO_USHORT(zPattern, z);
zPattern |= zPattern << 16;
break;
case SiS_ZFORMAT_S8Z24:
zPattern = FLOAT_TO_UINT(z);
break;
default:
- assert(0);
+ sis_fatal_error("Bad Z format\n");
}
smesa->clearZStencilPattern = zPattern;
}
}
/* XXX: Scissoring */
- LOCK_HARDWARE();
-
/* Mask out any non-existent buffers */
if (ctx->Visual.depthBits == 0 || !ctx->Depth.Mask)
- mask &= ~DD_DEPTH_BIT;
+ mask &= ~BUFFER_BIT_DEPTH;
if (ctx->Visual.stencilBits == 0)
- mask &= ~DD_STENCIL_BIT;
+ mask &= ~BUFFER_BIT_STENCIL;
+
+ LOCK_HARDWARE();
- /* The 3d clear code is use for masked clears because I don't know how to do
- * masked clears with the 2d functions. 3d isn't used in general because
- * it's slower, even in the case of clearing multiple buffers
+ /* The 3d clear code is use for masked clears because apparently the SiS
+ * 300-series can't do write masks for 2d blits. 3d isn't used in general
+ * because it's slower, even in the case of clearing multiple buffers.
*/
- if ((smesa->current.hwDstMask != 0xffffffff &&
- (mask & (DD_BACK_LEFT_BIT | DD_FRONT_LEFT_BIT)) != 0) ||
- (ctx->Stencil.WriteMask[0] < 0xff && (mask & DD_STENCIL_BIT) != 0) )
+ /* XXX: Appears to be broken with stencil. */
+ if ((smesa->current.hwCapEnable2 & (MASK_AlphaMaskWriteEnable |
+ MASK_ColorMaskWriteEnable) &&
+ (mask & (BUFFER_BIT_BACK_LEFT | BUFFER_BIT_FRONT_LEFT)) != 0) ||
+ ((ctx->Stencil.WriteMask[0] & 0xff) != 0xff &&
+ (mask & BUFFER_BIT_STENCIL) != 0) )
{
mask = sis_3D_Clear( ctx, mask, x1, y1, width1, height1 );
}
- if ( mask & DD_FRONT_LEFT_BIT || mask & DD_BACK_LEFT_BIT) {
+ if ( mask & BUFFER_BIT_FRONT_LEFT || mask & BUFFER_BIT_BACK_LEFT) {
sis_clear_color_buffer( ctx, mask, x1, y1, width1, height1 );
- mask &= ~(DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT);
+ mask &= ~(BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT);
}
- if (mask & (DD_DEPTH_BIT | DD_STENCIL_BIT)) {
- if (smesa->depthbuffer != NULL)
+ if (mask & (BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL)) {
+ if (smesa->depth.offset != 0)
sis_clear_z_stencil_buffer( ctx, mask, x1, y1, width1, height1 );
- mask &= ~(DD_DEPTH_BIT | DD_STENCIL_BIT);
+ mask &= ~(BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL);
}
UNLOCK_HARDWARE();
GLint dirtyflags = GFLAG_ENABLESETTING | GFLAG_ENABLESETTING2 |
GFLAG_CLIPPING | GFLAG_DESTSETTING;
int count;
- XF86DRIClipRectPtr pExtents;
+ drm_clip_rect_t *pExtents;
- bClrColor = (mask & (DD_BACK_LEFT_BIT | DD_FRONT_LEFT_BIT)) != 0;
- bClrDepth = (mask & DD_DEPTH_BIT) != 0;
- bClrStencil = (mask & DD_STENCIL_BIT) != 0;
+ bClrColor = (mask & (BUFFER_BIT_BACK_LEFT | BUFFER_BIT_FRONT_LEFT)) != 0;
+ bClrDepth = (mask & BUFFER_BIT_DEPTH) != 0;
+ bClrStencil = (mask & BUFFER_BIT_STENCIL) != 0;
if (smesa->GlobalFlag & GFLAG_RENDER_STATES)
sis_update_render_state( smesa );
if (bClrStencil) {
dwSten1 = STENCIL_FORMAT_8 | SiS_STENCIL_ALWAYS |
- (ctx->Stencil.Clear << 8) | 0xff;
+ ((ctx->Stencil.Clear & 0xff) << 8) | 0xff;
dwSten2 = SiS_SFAIL_REPLACE | SiS_SPASS_ZFAIL_REPLACE |
SiS_SPASS_ZPASS_REPLACE;
- dwEnable1 = MASK_ZWriteEnable | MASK_StencilTestEnable;
+ dwEnable1 = MASK_ZWriteEnable | MASK_StencilWriteEnable |
+ MASK_StencilTestEnable;
dwEnable2 |= MASK_ZMaskWriteEnable;
- dwDepthMask |= ctx->Stencil.WriteMask[0] << 24;
+ dwDepthMask |= (ctx->Stencil.WriteMask[0] & 0xff) << 24;
} else if (bClrDepth) {
dwEnable1 = MASK_ZWriteEnable;
dwEnable2 |= MASK_ZMaskWriteEnable;
dirtyflags |= GFLAG_STENCILSETTING;
}
- if (mask & DD_FRONT_LEFT_BIT) {
+ if (mask & BUFFER_BIT_FRONT_LEFT) {
pExtents = smesa->driDrawable->pClipRects;
count = smesa->driDrawable->numClipRects;
} else {
mEndPrimitive();
- /* If DD_FRONT_LEFT_BIT is set, we've only cleared the front buffer so far */
- if ((mask & DD_FRONT_LEFT_BIT) != 0 && (mask & DD_BACK_LEFT_BIT) != 0)
- sis_3D_Clear( ctx, DD_BACK_LEFT_BIT, x, y, width, height );
+ /* If BUFFER_BIT_FRONT_LEFT is set, we've only cleared the front buffer so far */
+ if ((mask & BUFFER_BIT_FRONT_LEFT) != 0 && (mask & BUFFER_BIT_BACK_LEFT) != 0)
+ sis_3D_Clear( ctx, BUFFER_BIT_BACK_LEFT, x, y, width, height );
smesa->GlobalFlag |= dirtyflags;
- return mask & ~(DD_DEPTH_BIT | DD_STENCIL_BIT | DD_BACK_LEFT_BIT |
- DD_FRONT_LEFT_BIT);
-}
-
-static void
-sis_bitblt_clear_cmd( sisContextPtr smesa, ENGPACKET * pkt )
-{
- GLint *lpdwDest, *lpdwSrc;
- int i;
-
- lpdwSrc = (GLint *) pkt + 1;
- lpdwDest = (GLint *) (GET_IOBase (smesa) + REG_SRC_ADDR) + 1;
-
- mWait3DCmdQueue (10);
-
- *lpdwDest++ = *lpdwSrc++;
- lpdwSrc++;
- lpdwDest++;
- for (i = 3; i < 8; i++) {
- *lpdwDest++ = *lpdwSrc++;
- }
-
- MMIO(REG_CMD0, *(GLint *) & pkt->stdwCmd);
- MMIO(REG_CommandQueue, -1);
+ return mask & ~(BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL | BUFFER_BIT_BACK_LEFT |
+ BUFFER_BIT_FRONT_LEFT);
}
static void
int count;
GLuint depth = smesa->bytesPerPixel;
- XF86DRIClipRectPtr pExtents = NULL;
+ drm_clip_rect_t *pExtents = NULL;
GLint xx, yy;
GLint x0, y0, width0, height0;
- ENGPACKET stEngPacket;
-
/* Clear back buffer */
- if (mask & DD_BACK_LEFT_BIT) {
- smesa->cbClearPacket.stdwDestPos.wY = y;
- smesa->cbClearPacket.stdwDestPos.wX = x;
- smesa->cbClearPacket.stdwDim.wWidth = (GLshort) width;
- smesa->cbClearPacket.stdwDim.wHeight = (GLshort) height;
- smesa->cbClearPacket.dwFgRopColor = smesa->clearColorPattern;
-
- sis_bitblt_clear_cmd( smesa, &smesa->cbClearPacket );
+ if (mask & BUFFER_BIT_BACK_LEFT) {
+ mWait3DCmdQueue (8);
+ MMIO(REG_SRC_PITCH, (smesa->bytesPerPixel == 4) ?
+ BLIT_DEPTH_32 : BLIT_DEPTH_16);
+ MMIO(REG_DST_X_Y, (x << 16) | y);
+ MMIO(REG_DST_ADDR, smesa->back.offset);
+ MMIO(REG_DST_PITCH_HEIGHT, (smesa->virtualY << 16) | smesa->back.pitch);
+ MMIO(REG_WIDTH_HEIGHT, (height << 16) | width);
+ MMIO(REG_PATFG, smesa->clearColorPattern);
+ MMIO(REG_BLIT_CMD, CMD_DIR_X_INC | CMD_DIR_Y_INC | CMD_ROP_PAT);
+ MMIO(REG_CommandQueue, -1);
}
- if ((mask & DD_FRONT_LEFT_BIT) == 0)
+ if ((mask & BUFFER_BIT_FRONT_LEFT) == 0)
return;
/* Clear front buffer */
pExtents = smesa->driDrawable->pClipRects;
count = smesa->driDrawable->numClipRects;
- memset( &stEngPacket, 0, sizeof (ENGPACKET) );
-
- stEngPacket.dwSrcPitch = (depth == 2) ? 0x80000000 : 0xc0000000;
- stEngPacket.dwDestBaseAddr = smesa->frontOffset;
- stEngPacket.wDestPitch = smesa->frontPitch;
- /* TODO: set maximum value? */
- stEngPacket.wDestHeight = smesa->virtualY;
- stEngPacket.stdwCmd.cRop = 0xf0;
- stEngPacket.dwFgRopColor = smesa->clearColorPattern;
-
- /* for SGRAM Block Write Enable */
- if (smesa->blockWrite)
- stEngPacket.stdwCmd.cCmd0 = CMD0_PAT_FG_COLOR;
- else
- stEngPacket.stdwCmd.cCmd0 = 0;
- stEngPacket.stdwCmd.cCmd1 = CMD1_DIR_X_INC | CMD1_DIR_Y_INC;
-
while (count--) {
GLint x2 = pExtents->x1 - smesa->driDrawable->x;
GLint y2 = pExtents->y1 - smesa->driDrawable->y;
if (width <= 0 || height <= 0)
continue;
- stEngPacket.stdwDestPos.wY = y;
- stEngPacket.stdwDestPos.wX = x;
- stEngPacket.stdwDim.wWidth = (GLshort)width;
- stEngPacket.stdwDim.wHeight = (GLshort)height;
-
- sis_bitblt_clear_cmd( smesa, &stEngPacket );
+ int cmd;
+
+ mWait3DCmdQueue (8);
+ MMIO(REG_SRC_PITCH, (smesa->bytesPerPixel == 4) ?
+ BLIT_DEPTH_32 : BLIT_DEPTH_16);
+ MMIO(REG_DST_X_Y, (x << 16) | y);
+ MMIO(REG_DST_ADDR, smesa->front.offset);
+ MMIO(REG_DST_PITCH_HEIGHT, (smesa->virtualY << 16) | smesa->front.pitch);
+ MMIO(REG_WIDTH_HEIGHT, (height << 16) | width);
+ MMIO(REG_PATFG, smesa->clearColorPattern);
+ MMIO(REG_BLIT_CMD, CMD_DIR_X_INC | CMD_DIR_Y_INC | CMD_ROP_PAT);
+ MMIO(REG_CommandQueue, -1);
}
}
GLint x, GLint y, GLint width, GLint height )
{
sisContextPtr smesa = SIS_CONTEXT(ctx);
-
- /* TODO: consider alignment of width, height? */
- smesa->zClearPacket.stdwDestPos.wY = y;
- smesa->zClearPacket.stdwDestPos.wX = x;
- smesa->zClearPacket.stdwDim.wWidth = (GLshort) width;
- smesa->zClearPacket.stdwDim.wHeight = (GLshort) height;
- smesa->zClearPacket.dwFgRopColor = smesa->clearZStencilPattern;
-
- sis_bitblt_clear_cmd( smesa, &smesa->zClearPacket );
+ int cmd;
+
+ mWait3DCmdQueue (8);
+ MMIO(REG_SRC_PITCH, (smesa->zFormat == SiS_ZFORMAT_Z16) ?
+ BLIT_DEPTH_16 : BLIT_DEPTH_32);
+ MMIO(REG_DST_X_Y, (x << 16) | y);
+ MMIO(REG_DST_ADDR, smesa->depth.offset);
+ MMIO(REG_DST_PITCH_HEIGHT, (smesa->virtualY << 16) | smesa->depth.pitch);
+ MMIO(REG_WIDTH_HEIGHT, (height << 16) | width);
+ MMIO(REG_PATFG, smesa->clearZStencilPattern);
+ MMIO(REG_BLIT_CMD, CMD_DIR_X_INC | CMD_DIR_Y_INC | CMD_ROP_PAT);
+ MMIO(REG_CommandQueue, -1);
}