diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2008-09-11 16:05:15 +0100 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2008-09-11 16:05:15 +0100 |
commit | 0397b2bb41b0f337af2949a15bcd7d0e7e8a7dc1 (patch) | |
tree | 732c93d74ed806942a13bf15575a61aa4f001253 /src/mesa/drivers/dri/nouveau/nouveau_fifo.c | |
parent | 80af50b35b5a4e8890e15b28940576f8a1ac1476 (diff) | |
parent | e6887a5752774c18cf527477fdd3e57e4893ff3b (diff) |
Merge branch 'gallium-0.1' into gallium-0.2
A first attempt at moving gallium onto a branch directly off master...
It will be interesting to see how much work this takes to get running.
Have resolved the conflicts semi-arbitarily, not compiled or tested.
Conflicts:
.gitignore
Makefile
configs/config.mgw
configs/darwin
configs/darwin-x86ppc
configs/default
configs/freebsd-dri
configs/linux-dri
configs/linux-dri-xcb
configs/linux-fbdev
configs/linux-static
configs/linux-x86-64-static
configs/linux-x86-static
doxygen/Makefile
include/GL/gl.h
progs/demos/Makefile
progs/demos/descrip.mms
progs/demos/texenv.c
progs/egl/.gitignore
progs/egl/Makefile
progs/glsl/.gitignore
progs/glsl/Makefile
progs/glsl/convolutions.c
progs/samples/Makefile.mgw
progs/tests/.gitignore
progs/trivial/.gitignore
progs/trivial/point-param.c
progs/trivial/tri.c
progs/xdemos/.gitignore
progs/xdemos/glthreads.c
src/egl/drivers/demo/Makefile
src/egl/drivers/dri/Makefile
src/egl/main/Makefile
src/glu/Makefile
src/glu/sgi/Makefile
src/glu/sgi/Makefile.mgw
src/glut/glx/Makefile.mgw
src/glut/os2/WarpWin.cpp
src/glut/os2/glut_cindex.cpp
src/glut/os2/glut_gamemode.cpp
src/glut/os2/glut_win.cpp
src/glut/os2/glut_winmisc.cpp
src/glut/os2/os2_glx.cpp
src/glut/os2/os2_menu.cpp
src/glut/os2/os2_winproc.cpp
src/glw/Makefile
src/glx/x11/dri_glx.c
src/glx/x11/glxext.c
src/mesa/Makefile
src/mesa/Makefile.mgw
src/mesa/descrip.mms
src/mesa/drivers/beos/Makefile
src/mesa/drivers/common/descrip.mms
src/mesa/drivers/common/driverfuncs.c
src/mesa/drivers/directfb/Makefile
src/mesa/drivers/dri/Makefile.template
src/mesa/drivers/dri/common/dri_bufmgr.c
src/mesa/drivers/dri/common/dri_bufmgr.h
src/mesa/drivers/dri/common/dri_util.c
src/mesa/drivers/dri/common/extension_helper.h
src/mesa/drivers/dri/common/mmio.h
src/mesa/drivers/dri/common/utils.c
src/mesa/drivers/dri/common/utils.h
src/mesa/drivers/dri/glcore/Makefile
src/mesa/drivers/dri/i810/i810screen.c
src/mesa/drivers/dri/i915/intel_ioctl.c
src/mesa/drivers/dri/i915/intel_ioctl.h
src/mesa/drivers/dri/i915/intel_screen.c
src/mesa/drivers/dri/i915/server/i830_common.h
src/mesa/drivers/dri/i915/server/i830_dri.h
src/mesa/drivers/dri/i965/intel_screen.c
src/mesa/drivers/dri/i965/server/i830_common.h
src/mesa/drivers/dri/i965/server/i830_dri.h
src/mesa/drivers/dri/mach64/mach64_screen.c
src/mesa/drivers/dri/nouveau/nouveau_context.h
src/mesa/drivers/dri/nouveau/nouveau_fifo.c
src/mesa/drivers/dri/nouveau/nouveau_fifo.h
src/mesa/drivers/dri/nouveau/nouveau_screen.c
src/mesa/drivers/dri/nouveau/nouveau_screen.h
src/mesa/drivers/dri/r128/r128_tex.h
src/mesa/drivers/dri/savage/savageioctl.h
src/mesa/drivers/fbdev/Makefile
src/mesa/drivers/osmesa/Makefile
src/mesa/drivers/osmesa/descrip.mms
src/mesa/drivers/x11/Makefile
src/mesa/drivers/x11/descrip.mms
src/mesa/drivers/x11/xm_dd.c
src/mesa/glapi/glapi.c
src/mesa/glapi/glthread.c
src/mesa/main/api_validate.c
src/mesa/main/attrib.c
src/mesa/main/bufferobj.c
src/mesa/main/bufferobj.h
src/mesa/main/buffers.c
src/mesa/main/config.h
src/mesa/main/context.c
src/mesa/main/descrip.mms
src/mesa/main/drawpix.c
src/mesa/main/enums.c
src/mesa/main/fbobject.c
src/mesa/main/glheader.h
src/mesa/main/imports.c
src/mesa/main/mipmap.c
src/mesa/main/mm.c
src/mesa/main/mm.h
src/mesa/main/mtypes.h
src/mesa/main/points.c
src/mesa/main/sources
src/mesa/main/state.c
src/mesa/main/texcompress_fxt1.c
src/mesa/main/texenvprogram.c
src/mesa/main/texobj.c
src/mesa/main/texstate.c
src/mesa/main/texstore.c
src/mesa/math/descrip.mms
src/mesa/shader/arbprogram.c
src/mesa/shader/descrip.mms
src/mesa/shader/prog_execute.c
src/mesa/shader/prog_statevars.c
src/mesa/shader/prog_statevars.h
src/mesa/shader/prog_uniform.c
src/mesa/shader/program.c
src/mesa/shader/program.h
src/mesa/shader/shader_api.c
src/mesa/shader/slang/descrip.mms
src/mesa/shader/slang/library/slang_vertex_builtin_gc.h
src/mesa/sources
src/mesa/swrast/descrip.mms
src/mesa/swrast/s_drawpix.c
src/mesa/swrast/s_fragprog.c
src/mesa/swrast/s_readpix.c
src/mesa/swrast/s_span.c
src/mesa/swrast_setup/descrip.mms
src/mesa/tnl/descrip.mms
src/mesa/tnl/t_context.h
src/mesa/tnl/t_vp_build.c
src/mesa/tnl/tnl.h
src/mesa/vbo/descrip.mms
src/mesa/vbo/vbo_context.c
src/mesa/vbo/vbo_exec_array.c
src/mesa/x86-64/xform4.S
src/mesa/x86/rtasm/x86sse.c
src/mesa/x86/rtasm/x86sse.h
windows/VC6/progs/glut/glut.dsp
windows/VC7/mesa/gdi/gdi.vcproj
windows/VC7/mesa/glu/glu.vcproj
windows/VC7/mesa/mesa.sln
windows/VC7/mesa/mesa/mesa.vcproj
windows/VC7/mesa/osmesa/osmesa.vcproj
windows/VC7/progs/glut/glut.vcproj
windows/VC8/mesa/gdi/gdi.vcproj
windows/VC8/mesa/glu/glu.vcproj
windows/VC8/mesa/mesa.sln
windows/VC8/mesa/mesa/mesa.vcproj
windows/VC8/progs/glut/glut.vcproj
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_fifo.c')
-rw-r--r-- | src/mesa/drivers/dri/nouveau/nouveau_fifo.c | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_fifo.c b/src/mesa/drivers/dri/nouveau/nouveau_fifo.c new file mode 100644 index 0000000000..5eb53aa46c --- /dev/null +++ b/src/mesa/drivers/dri/nouveau/nouveau_fifo.c @@ -0,0 +1,152 @@ +/************************************************************************** + +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 "vblank.h" +#include <errno.h> +#include "mtypes.h" +#include "macros.h" +#include "dd.h" +#include "swrast/swrast.h" +#include "nouveau_context.h" +#include "nouveau_msg.h" +#include "nouveau_fifo.h" +#include "nouveau_lock.h" +#include "nouveau_object.h" +#include "nouveau_sync.h" + +#ifdef NOUVEAU_RING_DEBUG +int nouveau_fifo_remaining=0; +#endif + + +#define RING_SKIPS 8 + +void WAIT_RING(nouveauContextPtr nmesa,uint32_t size) +{ +#ifdef NOUVEAU_RING_DEBUG + return; +#endif + uint32_t fifo_get; + while(nmesa->fifo.free < size+1) { + fifo_get = NV_FIFO_READ_GET(); + + if(nmesa->fifo.put >= fifo_get) { + nmesa->fifo.free = nmesa->fifo.max - nmesa->fifo.current; + if(nmesa->fifo.free < size+1) { + OUT_RING(NV03_FIFO_CMD_JUMP | nmesa->fifo.put_base); + if(fifo_get <= RING_SKIPS) { + if(nmesa->fifo.put <= RING_SKIPS) /* corner case - will be idle */ + NV_FIFO_WRITE_PUT(RING_SKIPS + 1); + do { fifo_get = NV_FIFO_READ_GET(); } + while(fifo_get <= RING_SKIPS); + } + NV_FIFO_WRITE_PUT(RING_SKIPS); + nmesa->fifo.current = nmesa->fifo.put = RING_SKIPS; + nmesa->fifo.free = fifo_get - (RING_SKIPS + 1); + } + } else + nmesa->fifo.free = fifo_get - nmesa->fifo.current - 1; + } +} + +/* + * Wait for the channel to be idle + */ +void nouveauWaitForIdleLocked(nouveauContextPtr nmesa) +{ + /* Wait for FIFO idle */ + FIRE_RING(); + while(RING_AHEAD()>0); + + /* Wait on notifier to indicate all commands in the channel have + * been completed. + */ + nouveau_notifier_wait_nop(nmesa->glCtx, nmesa->syncNotifier, NvSub3D); +} + +void nouveauWaitForIdle(nouveauContextPtr nmesa) +{ + LOCK_HARDWARE(nmesa); + nouveauWaitForIdleLocked(nmesa); + UNLOCK_HARDWARE(nmesa); +} + +// here we call the fifo initialization ioctl and fill in stuff accordingly +GLboolean nouveauFifoInit(nouveauContextPtr nmesa) +{ + struct drm_nouveau_fifo_alloc fifo_init; + int i, ret; + +#ifdef NOUVEAU_RING_DEBUG + return GL_TRUE; +#endif + + fifo_init.fb_ctxdma_handle = NvDmaFB; + fifo_init.tt_ctxdma_handle = NvDmaTT; + ret=drmCommandWriteRead(nmesa->driFd, DRM_NOUVEAU_FIFO_ALLOC, &fifo_init, sizeof(fifo_init)); + if (ret) { + FATAL("Fifo initialization ioctl failed (returned %d)\n",ret); + return GL_FALSE; + } + + ret = drmMap(nmesa->driFd, fifo_init.cmdbuf, fifo_init.cmdbuf_size, &nmesa->fifo.buffer); + if (ret) { + FATAL("Unable to map the fifo (returned %d)\n",ret); + return GL_FALSE; + } + + ret = drmMap(nmesa->driFd, fifo_init.ctrl, fifo_init.ctrl_size, &nmesa->fifo.mmio); + if (ret) { + FATAL("Unable to map the control regs (returned %d)\n",ret); + return GL_FALSE; + } + + ret = drmMap(nmesa->driFd, fifo_init.notifier, + fifo_init.notifier_size, + &nmesa->notifier_block); + if (ret) { + FATAL("Unable to map the notifier block (returned %d)\n",ret); + return GL_FALSE; + } + + /* Setup our initial FIFO tracking params */ + nmesa->fifo.channel = fifo_init.channel; + nmesa->fifo.put_base = fifo_init.put_base; + nmesa->fifo.current = 0; + nmesa->fifo.put = 0; + nmesa->fifo.max = (fifo_init.cmdbuf_size >> 2) - 1; + nmesa->fifo.free = nmesa->fifo.max - nmesa->fifo.current; + + for (i=0; i<RING_SKIPS; i++) + OUT_RING(0); + nmesa->fifo.free -= RING_SKIPS; + + MESSAGE("Fifo init ok. Using context %d\n", fifo_init.channel); + return GL_TRUE; +} + + |