diff options
author | Zou Nan hai <nanhai.zou@intel.com> | 2007-07-04 10:52:35 +0800 |
---|---|---|
committer | Zou Nan hai <nanhai.zou@intel.com> | 2007-07-04 10:52:35 +0800 |
commit | fb9ee9b323bff93973a39560b2bc007aace4bddd (patch) | |
tree | 05e1e72e8f4d321cde2c48b8518e6d9736c680dd /src/mesa/drivers/dri/r300/r300_ioctl.c | |
parent | 285b326c606e9b2f90e4fe177b15b3fa23239b86 (diff) | |
parent | 7ff4359a3be1278b26950f96ab23014a667af838 (diff) |
Merge branch 'master' of git+ssh://znh@git.freedesktop.org/git/mesa/mesa into 965-glsl
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_ioctl.c')
-rw-r--r-- | src/mesa/drivers/dri/r300/r300_ioctl.c | 389 |
1 files changed, 202 insertions, 187 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_ioctl.c b/src/mesa/drivers/dri/r300/r300_ioctl.c index 11e2d42e49..90f5027c9a 100644 --- a/src/mesa/drivers/dri/r300/r300_ioctl.c +++ b/src/mesa/drivers/dri/r300/r300_ioctl.c @@ -29,10 +29,12 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. **************************************************************************/ -/* - * Authors: - * Keith Whitwell <keith@tungstengraphics.com> - * Nicolai Haehnle <prefect_@gmx.net> +/** + * \file + * + * \author Keith Whitwell <keith@tungstengraphics.com> + * + * \author Nicolai Haehnle <prefect_@gmx.net> */ #include <sched.h> @@ -61,14 +63,14 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. static void r300ClearBuffer(r300ContextPtr r300, int flags, int buffer) { - GLcontext* ctx = r300->radeon.glCtx; + GLcontext *ctx = r300->radeon.glCtx; __DRIdrawablePrivate *dPriv = r300->radeon.dri.drawable; GLuint cboffset, cbpitch; - drm_r300_cmd_header_t* cmd2; + drm_r300_cmd_header_t *cmd2; int cmd_reserved = 0; int cmd_written = 0; drm_radeon_cmd_header_t *cmd = NULL; - r300ContextPtr rmesa=r300; + r300ContextPtr rmesa = r300; if (RADEON_DEBUG & DEBUG_IOCTL) fprintf(stderr, "%s: %s buffer (%i,%i %ix%i)\n", @@ -87,69 +89,78 @@ static void r300ClearBuffer(r300ContextPtr r300, int flags, int buffer) cp_wait(r300, R300_WAIT_3D | R300_WAIT_3D_CLEAN); end_3d(rmesa); - + R300_STATECHANGE(r300, cb); reg_start(R300_RB3D_COLOROFFSET0, 0); e32(cboffset); - + if (r300->radeon.radeonScreen->cpp == 4) cbpitch |= R300_COLOR_FORMAT_ARGB8888; else cbpitch |= R300_COLOR_FORMAT_RGB565; - + if (r300->radeon.sarea->tiling_enabled) cbpitch |= R300_COLOR_TILE_ENABLE; - + reg_start(R300_RB3D_COLORPITCH0, 0); e32(cbpitch); R300_STATECHANGE(r300, cmk); reg_start(R300_RB3D_COLORMASK, 0); - + if (flags & CLEARBUFFER_COLOR) { e32((ctx->Color.ColorMask[BCOMP] ? R300_COLORMASK0_B : 0) | - (ctx->Color.ColorMask[GCOMP] ? R300_COLORMASK0_G : 0) | - (ctx->Color.ColorMask[RCOMP] ? R300_COLORMASK0_R : 0) | - (ctx->Color.ColorMask[ACOMP] ? R300_COLORMASK0_A : 0)); + (ctx->Color.ColorMask[GCOMP] ? R300_COLORMASK0_G : 0) | + (ctx->Color.ColorMask[RCOMP] ? R300_COLORMASK0_R : 0) | + (ctx->Color.ColorMask[ACOMP] ? R300_COLORMASK0_A : 0)); } else { - e32(0); + e32(0x0); } - + R300_STATECHANGE(r300, zs); reg_start(R300_RB3D_ZSTENCIL_CNTL_0, 2); - + { - uint32_t t1, t2; - - t1 = 0x0; - t2 = 0x0; - - if (flags & CLEARBUFFER_DEPTH) { - t1 |= R300_RB3D_Z_WRITE_ONLY; - t2 |= (R300_ZS_ALWAYS << R300_RB3D_ZS1_DEPTH_FUNC_SHIFT); - } else { - t1 |= R300_RB3D_Z_DISABLED_1; // disable - } - - if (flags & CLEARBUFFER_STENCIL) { - t1 |= R300_RB3D_STENCIL_ENABLE; - t2 |= - (R300_ZS_ALWAYS<<R300_RB3D_ZS1_FRONT_FUNC_SHIFT) | - (R300_ZS_REPLACE<<R300_RB3D_ZS1_FRONT_FAIL_OP_SHIFT) | - (R300_ZS_REPLACE<<R300_RB3D_ZS1_FRONT_ZPASS_OP_SHIFT) | - (R300_ZS_REPLACE<<R300_RB3D_ZS1_FRONT_ZFAIL_OP_SHIFT) | - (R300_ZS_ALWAYS<<R300_RB3D_ZS1_BACK_FUNC_SHIFT) | - (R300_ZS_REPLACE<<R300_RB3D_ZS1_BACK_FAIL_OP_SHIFT) | - (R300_ZS_REPLACE<<R300_RB3D_ZS1_BACK_ZPASS_OP_SHIFT) | - (R300_ZS_REPLACE<<R300_RB3D_ZS1_BACK_ZFAIL_OP_SHIFT) ; - } - - e32(t1); - e32(t2); - e32(r300->state.stencil.clear); + uint32_t t1, t2; + + t1 = 0x0; + t2 = 0x0; + + if (flags & CLEARBUFFER_DEPTH) { + t1 |= R300_RB3D_Z_WRITE_ONLY; + t2 |= + (R300_ZS_ALWAYS << R300_RB3D_ZS1_DEPTH_FUNC_SHIFT); + } else { + t1 |= R300_RB3D_Z_DISABLED_1; // disable + } + + if (flags & CLEARBUFFER_STENCIL) { + t1 |= R300_RB3D_STENCIL_ENABLE; + t2 |= + (R300_ZS_ALWAYS << + R300_RB3D_ZS1_FRONT_FUNC_SHIFT) | + (R300_ZS_REPLACE << + R300_RB3D_ZS1_FRONT_FAIL_OP_SHIFT) | + (R300_ZS_REPLACE << + R300_RB3D_ZS1_FRONT_ZPASS_OP_SHIFT) | + (R300_ZS_REPLACE << + R300_RB3D_ZS1_FRONT_ZFAIL_OP_SHIFT) | + (R300_ZS_ALWAYS << + R300_RB3D_ZS1_BACK_FUNC_SHIFT) | + (R300_ZS_REPLACE << + R300_RB3D_ZS1_BACK_FAIL_OP_SHIFT) | + (R300_ZS_REPLACE << + R300_RB3D_ZS1_BACK_ZPASS_OP_SHIFT) | + (R300_ZS_REPLACE << + R300_RB3D_ZS1_BACK_ZFAIL_OP_SHIFT); + } + + e32(t1); + e32(t2); + e32(r300->state.stencil.clear); } - - cmd2 = (drm_r300_cmd_header_t*)r300AllocCmdBuf(r300, 9, __FUNCTION__); + + cmd2 = (drm_r300_cmd_header_t *) r300AllocCmdBuf(r300, 9, __FUNCTION__); cmd2[0].packet3.cmd_type = R300_CMD_PACKET3; cmd2[0].packet3.packet = R300_CMD_PACKET3_CLEAR; cmd2[1].u = r300PackFloat32(dPriv->w / 2.0); @@ -161,54 +172,76 @@ static void r300ClearBuffer(r300ContextPtr r300, int flags, int buffer) cmd2[7].u = r300PackFloat32(ctx->Color.ClearColor[2]); cmd2[8].u = r300PackFloat32(ctx->Color.ClearColor[3]); - reg_start(R300_RB3D_DSTCACHE_CTLSTAT,0); - e32(R300_RB3D_DSTCACHE_UNKNOWN_0A); - - - reg_start(R300_RB3D_ZCACHE_CTLSTAT,0); - e32(R300_RB3D_ZCACHE_UNKNOWN_03); + r300EmitCacheFlush(rmesa); cp_wait(rmesa, R300_WAIT_3D | R300_WAIT_3D_CLEAN); } static void r300EmitClearState(GLcontext * ctx) { r300ContextPtr r300 = R300_CONTEXT(ctx); - r300ContextPtr rmesa=r300; + r300ContextPtr rmesa = r300; __DRIdrawablePrivate *dPriv = r300->radeon.dri.drawable; int i; int cmd_reserved = 0; int cmd_written = 0; drm_radeon_cmd_header_t *cmd = NULL; - - + int has_tcl = 1; + + if (!(r300->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL)) + has_tcl = 0; + + /* FIXME: the values written to R300_VAP_INPUT_ROUTE_0_0 and + * R300_VAP_INPUT_ROUTE_0_1 are in fact known, however, the values are + * quite complex; see the functions in r300_emit.c. + * + * I believe it would be a good idea to extend the functions in + * r300_emit.c so that they can be used to setup the default values for + * these registers, as well as the actual values used for rendering. + */ R300_STATECHANGE(r300, vir[0]); reg_start(R300_VAP_INPUT_ROUTE_0_0, 0); - e32(0x21030003); - + if (!has_tcl) + e32(0x22030003); + else + e32(0x21030003); + /* disable fog */ R300_STATECHANGE(r300, fogs); reg_start(R300_RE_FOG_STATE, 0); e32(0x0); - + R300_STATECHANGE(r300, vir[1]); reg_start(R300_VAP_INPUT_ROUTE_1_0, 0); e32(0xF688F688); + /* R300_VAP_INPUT_CNTL_0, R300_VAP_INPUT_CNTL_1 */ R300_STATECHANGE(r300, vic); reg_start(R300_VAP_INPUT_CNTL_0, 1); - e32(0x00000001); - e32(0x00000405); - + e32(R300_INPUT_CNTL_0_COLOR); + e32(R300_INPUT_CNTL_POS | R300_INPUT_CNTL_COLOR | R300_INPUT_CNTL_TC0); + + R300_STATECHANGE(r300, vte); + /* comes from fglrx startup of clear */ + reg_start(R300_SE_VTE_CNTL, 1); + e32(R300_VTX_W0_FMT | R300_VPORT_X_SCALE_ENA | + R300_VPORT_X_OFFSET_ENA | R300_VPORT_Y_SCALE_ENA | + R300_VPORT_Y_OFFSET_ENA | R300_VPORT_Z_SCALE_ENA | + R300_VPORT_Z_OFFSET_ENA); + e32(0x8); + + reg_start(0x21dc, 0); + e32(0xaaaaaaaa); + R300_STATECHANGE(r300, vof); reg_start(R300_VAP_OUTPUT_VTX_FMT_0, 1); - e32(R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT | R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT); - e32(0); /* no textures */ - - + e32(R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT | + R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT); + e32(0x0); /* no textures */ + R300_STATECHANGE(r300, txe); reg_start(R300_TX_ENABLE, 0); - e32(0); - + e32(0x0); + R300_STATECHANGE(r300, vpt); reg_start(R300_SE_VPORT_XSCALE, 5); efloat(1.0); @@ -217,28 +250,28 @@ static void r300EmitClearState(GLcontext * ctx) efloat(dPriv->y); efloat(1.0); efloat(0.0); - + R300_STATECHANGE(r300, at); reg_start(R300_PP_ALPHA_TEST, 0); - e32(0); - + e32(0x0); + R300_STATECHANGE(r300, bld); reg_start(R300_RB3D_CBLEND, 1); - e32(0); - e32(0); - + e32(0x0); + e32(0x0); + R300_STATECHANGE(r300, unk221C); reg_start(R300_VAP_UNKNOWN_221C, 0); e32(R300_221C_CLEAR); - + R300_STATECHANGE(r300, ps); reg_start(R300_RE_POINTSIZE, 0); e32(((dPriv->w * 6) << R300_POINTSIZE_X_SHIFT) | - ((dPriv->h * 6) << R300_POINTSIZE_Y_SHIFT)); - + ((dPriv->h * 6) << R300_POINTSIZE_Y_SHIFT)); + R300_STATECHANGE(r300, ri); reg_start(R300_RS_INTERP_0, 8); - for(i = 0; i < 8; ++i){ + for (i = 0; i < 8; ++i) { e32(R300_RS_INTERP_USED); } @@ -246,62 +279,61 @@ static void r300EmitClearState(GLcontext * ctx) /* The second constant is needed to get glxgears display anything .. */ reg_start(R300_RS_CNTL_0, 1); e32((1 << R300_RS_CNTL_CI_CNT_SHIFT) | R300_RS_CNTL_0_UNKNOWN_18); - e32(0); - + e32(0x0); + R300_STATECHANGE(r300, rr); reg_start(R300_RS_ROUTE_0, 0); - e32(0x00004000); - + e32(R300_RS_ROUTE_0_COLOR); + R300_STATECHANGE(r300, fp); reg_start(R300_PFS_CNTL_0, 2); - e32(0); - e32(0); - e32(0); + e32(0x0); + e32(0x0); + e32(0x0); reg_start(R300_PFS_NODE_0, 3); - e32(0); - e32(0); - e32(0); + e32(0x0); + e32(0x0); + e32(0x0); e32(R300_PFS_NODE_OUTPUT_COLOR); - + R300_STATECHANGE(r300, fpi[0]); R300_STATECHANGE(r300, fpi[1]); R300_STATECHANGE(r300, fpi[2]); R300_STATECHANGE(r300, fpi[3]); - + reg_start(R300_PFS_INSTR0_0, 0); e32(FP_INSTRC(MAD, FP_ARGC(SRC0C_XYZ), FP_ARGC(ONE), FP_ARGC(ZERO))); - + reg_start(R300_PFS_INSTR1_0, 0); - e32(FP_SELC(0,NO,XYZ,FP_TMP(0),0,0)); - + e32(FP_SELC(0, NO, XYZ, FP_TMP(0), 0, 0)); + reg_start(R300_PFS_INSTR2_0, 0); e32(FP_INSTRA(MAD, FP_ARGA(SRC0A), FP_ARGA(ONE), FP_ARGA(ZERO))); - + reg_start(R300_PFS_INSTR3_0, 0); - e32(FP_SELA(0,NO,W,FP_TMP(0),0,0)); - - R300_STATECHANGE(r300, pvs); - reg_start(R300_VAP_PVS_CNTL_1, 2); - e32((0 << R300_PVS_CNTL_1_PROGRAM_START_SHIFT) | - (0 << R300_PVS_CNTL_1_POS_END_SHIFT) | - (1 << R300_PVS_CNTL_1_PROGRAM_END_SHIFT)); - e32(0); - e32(1 << R300_PVS_CNTL_3_PROGRAM_UNKNOWN_SHIFT); - - R300_STATECHANGE(r300, vpi); - vsf_start_fragment(0x0, 8); - e32(VP_OUT(ADD,OUT,0,XYZW)); - e32(VP_IN(IN,0)); - e32(VP_ZERO()); - e32(0); - - e32(VP_OUT(ADD,OUT,1,XYZW)); - e32(VP_IN(IN,1)); - e32(VP_ZERO()); - e32(0); - - /*reg_start(0x4500,0); - e32(2560-1);*/ + e32(FP_SELA(0, NO, W, FP_TMP(0), 0, 0)); + + if (has_tcl) { + R300_STATECHANGE(r300, pvs); + reg_start(R300_VAP_PVS_CNTL_1, 2); + e32((0 << R300_PVS_CNTL_1_PROGRAM_START_SHIFT) | + (0 << R300_PVS_CNTL_1_POS_END_SHIFT) | + (1 << R300_PVS_CNTL_1_PROGRAM_END_SHIFT)); + e32(0x0); + e32(1 << R300_PVS_CNTL_3_PROGRAM_UNKNOWN_SHIFT); + + R300_STATECHANGE(r300, vpi); + vsf_start_fragment(0x0, 8); + e32(VP_OUT(ADD, OUT, 0, XYZW)); + e32(VP_IN(IN, 0)); + e32(VP_ZERO()); + e32(0x0); + + e32(VP_OUT(ADD, OUT, 1, XYZW)); + e32(VP_IN(IN, 1)); + e32(VP_ZERO()); + e32(0x0); + } } /** @@ -339,8 +371,8 @@ static void r300Clear(GLcontext * ctx, GLbitfield mask) bits |= CLEARBUFFER_DEPTH; mask &= ~BUFFER_BIT_DEPTH; } - - if ( (mask & BUFFER_BIT_STENCIL) && r300->state.stencil.hw_stencil) { + + if ((mask & BUFFER_BIT_STENCIL) && r300->state.stencil.hw_stencil) { bits |= CLEARBUFFER_STENCIL; mask &= ~BUFFER_BIT_STENCIL; } @@ -352,11 +384,11 @@ static void r300Clear(GLcontext * ctx, GLbitfield mask) _swrast_Clear(ctx, mask); } - swapped = r300->radeon.doPageFlip && (r300->radeon.sarea->pfCurrentPage == 1); + swapped = r300->radeon.sarea->pfCurrentPage == 1; /* Make sure it fits there. */ - r300EnsureCmdBufSpace(r300, 421*3, __FUNCTION__); - if(flags || bits) + r300EnsureCmdBufSpace(r300, 421 * 3, __FUNCTION__); + if (flags || bits) r300EmitClearState(ctx); if (flags & BUFFER_BIT_FRONT_LEFT) { @@ -374,26 +406,28 @@ static void r300Clear(GLcontext * ctx, GLbitfield mask) } - void r300Flush(GLcontext * ctx) { - r300ContextPtr r300 = R300_CONTEXT(ctx); + r300ContextPtr rmesa = R300_CONTEXT(ctx); if (RADEON_DEBUG & DEBUG_IOCTL) fprintf(stderr, "%s\n", __FUNCTION__); - if (r300->cmdbuf.count_used > r300->cmdbuf.count_reemit) - r300FlushCmdBuf(r300, __FUNCTION__); + if (rmesa->dma.flush) + rmesa->dma.flush( rmesa ); + + if (rmesa->cmdbuf.count_used > rmesa->cmdbuf.count_reemit) + r300FlushCmdBuf(rmesa, __FUNCTION__); } #ifdef USER_BUFFERS -#include "radeon_mm.h" +#include "r300_mem.h" -static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa, int size) +void r300RefillCurrentDmaRegion(r300ContextPtr rmesa, int size) { struct r300_dma_buffer *dmabuf; - size = MAX2(size, RADEON_BUFFER_SIZE*16); - + size = MAX2(size, RADEON_BUFFER_SIZE * 16); + if (RADEON_DEBUG & (DEBUG_IOCTL | DEBUG_DMA)) fprintf(stderr, "%s\n", __FUNCTION__); @@ -401,42 +435,39 @@ static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa, int size) rmesa->dma.flush(rmesa); } - if (rmesa->dma.current.buf) + if (rmesa->dma.current.buf) { +#ifdef USER_BUFFERS + r300_mem_use(rmesa, rmesa->dma.current.buf->id); +#endif r300ReleaseDmaRegion(rmesa, &rmesa->dma.current, __FUNCTION__); - + } if (rmesa->dma.nr_released_bufs > 4) r300FlushCmdBuf(rmesa, __FUNCTION__); - + dmabuf = CALLOC_STRUCT(r300_dma_buffer); - dmabuf->buf = (void *)1; /* hack */ + dmabuf->buf = (void *)1; /* hack */ dmabuf->refcount = 1; - dmabuf->id = radeon_mm_alloc(rmesa, 4, size); + dmabuf->id = r300_mem_alloc(rmesa, 4, size); if (dmabuf->id == 0) { LOCK_HARDWARE(&rmesa->radeon); /* no need to validate */ - + r300FlushCmdBufLocked(rmesa, __FUNCTION__); radeonWaitForIdleLocked(&rmesa->radeon); - - dmabuf->id = radeon_mm_alloc(rmesa, 4, size); -#ifdef HW_VBOS - if (dmabuf->id == 0) { - /* Just kick all */ - r300_evict_vbos(rmesa->radeon.glCtx, /*RADEON_BUFFER_SIZE*16*/1<<30); - dmabuf->id = radeon_mm_alloc(rmesa, 4, size); - } -#endif + dmabuf->id = r300_mem_alloc(rmesa, 4, size); + UNLOCK_HARDWARE(&rmesa->radeon); - + if (dmabuf->id == 0) { - fprintf(stderr, "Error: Could not get dma buffer... exiting\n"); - exit(-1); + fprintf(stderr, + "Error: Could not get dma buffer... exiting\n"); + _mesa_exit(-1); } } - + rmesa->dma.current.buf = dmabuf; - rmesa->dma.current.address = radeon_mm_ptr(rmesa, dmabuf->id); + rmesa->dma.current.address = r300_mem_ptr(rmesa, dmabuf->id); rmesa->dma.current.end = size; rmesa->dma.current.start = 0; rmesa->dma.current.ptr = 0; @@ -455,7 +486,7 @@ void r300ReleaseDmaRegion(r300ContextPtr rmesa, rmesa->dma.flush(rmesa); if (--region->buf->refcount == 0) { - radeon_mm_free(rmesa, region->buf->id); + r300_mem_free(rmesa, region->buf->id); FREE(region->buf); rmesa->dma.nr_released_bufs++; } @@ -485,8 +516,7 @@ void r300AllocDmaRegion(r300ContextPtr rmesa, (rmesa->dma.current.ptr + alignment) & ~alignment; if (rmesa->dma.current.ptr + bytes > rmesa->dma.current.end) - r300RefillCurrentDmaRegion(rmesa, - (bytes + 0x7) & ~0x7); + r300RefillCurrentDmaRegion(rmesa, (bytes + 0x7) & ~0x7); region->start = rmesa->dma.current.start; region->ptr = rmesa->dma.current.start; @@ -511,7 +541,7 @@ static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa) int size = 0; drmDMAReq dma; int ret; - + if (RADEON_DEBUG & (DEBUG_IOCTL | DEBUG_DMA)) fprintf(stderr, "%s\n", __FUNCTION__); @@ -554,8 +584,9 @@ static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa) if (ret != 0) { UNLOCK_HARDWARE(&rmesa->radeon); - fprintf(stderr, "Error: Could not get dma buffer... exiting\n"); - exit(-1); + fprintf(stderr, + "Error: Could not get dma buffer... exiting\n"); + _mesa_exit(-1); } } @@ -591,15 +622,16 @@ void r300ReleaseDmaRegion(r300ContextPtr rmesa, drm_radeon_cmd_header_t *cmd; if (RADEON_DEBUG & (DEBUG_IOCTL | DEBUG_DMA)) - fprintf(stderr, "%s -- DISCARD BUF %d\n", __FUNCTION__, - region->buf->buf->idx); + fprintf(stderr, "%s -- DISCARD BUF %d\n", + __FUNCTION__, region->buf->buf->idx); cmd = (drm_radeon_cmd_header_t *) r300AllocCmdBuf(rmesa, - sizeof(*cmd) / 4, + sizeof + (*cmd) / 4, __FUNCTION__); cmd->dma.cmd_type = R300_CMD_DMA_DISCARD; cmd->dma.buf_idx = region->buf->buf->idx; - + FREE(region->buf); rmesa->dma.nr_released_bufs++; } @@ -647,34 +679,15 @@ void r300AllocDmaRegion(r300ContextPtr rmesa, #endif -/* Called via glXGetMemoryOffsetMESA() */ -GLuint r300GetMemoryOffsetMESA(__DRInativeDisplay * dpy, int scrn, - const GLvoid * pointer) -{ - GET_CURRENT_CONTEXT(ctx); - r300ContextPtr rmesa; - GLuint card_offset; - - if (!ctx || !(rmesa = R300_CONTEXT(ctx))) { - fprintf(stderr, "%s: no context\n", __FUNCTION__); - return ~0; - } - - if (!r300IsGartMemory(rmesa, pointer, 0)) - return ~0; - - card_offset = r300GartOffsetFromVirtual(rmesa, pointer); - - return card_offset - rmesa->radeon.radeonScreen->gart_base; -} - GLboolean r300IsGartMemory(r300ContextPtr rmesa, const GLvoid * pointer, GLint size) { int offset = - (char *)pointer - (char *)rmesa->radeon.radeonScreen->gartTextures.map; + (char *)pointer - + (char *)rmesa->radeon.radeonScreen->gartTextures.map; int valid = (size >= 0 && offset >= 0 - && offset + size < rmesa->radeon.radeonScreen->gartTextures.size); + && offset + size < + rmesa->radeon.radeonScreen->gartTextures.size); if (RADEON_DEBUG & DEBUG_IOCTL) fprintf(stderr, "r300IsGartMemory( %p ) : %d\n", pointer, @@ -686,11 +699,13 @@ GLboolean r300IsGartMemory(r300ContextPtr rmesa, const GLvoid * pointer, GLuint r300GartOffsetFromVirtual(r300ContextPtr rmesa, const GLvoid * pointer) { int offset = - (char *)pointer - (char *)rmesa->radeon.radeonScreen->gartTextures.map; + (char *)pointer - + (char *)rmesa->radeon.radeonScreen->gartTextures.map; //fprintf(stderr, "offset=%08x\n", offset); - if (offset < 0 || offset > rmesa->radeon.radeonScreen->gartTextures.size) + if (offset < 0 + || offset > rmesa->radeon.radeonScreen->gartTextures.size) return ~0; else return rmesa->radeon.radeonScreen->gart_texture_offset + offset; |