diff options
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_fifo.c')
| -rw-r--r-- | src/mesa/drivers/dri/nouveau/nouveau_fifo.c | 38 |
1 files changed, 35 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_fifo.c b/src/mesa/drivers/dri/nouveau/nouveau_fifo.c index cc77b577ca..5793909705 100644 --- a/src/mesa/drivers/dri/nouveau/nouveau_fifo.c +++ b/src/mesa/drivers/dri/nouveau/nouveau_fifo.c @@ -25,14 +25,25 @@ 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 "vblank.h" + #define RING_SKIPS 8 void WAIT_RING(nouveauContextPtr nmesa,u_int32_t size) { +#ifdef NOUVEAU_RING_DEBUG + return; +#endif u_int32_t fifo_get; while(nmesa->fifo.free < size+1) { fifo_get = NV_FIFO_READ(NV03_FIFO_REGS_DMAGET); @@ -58,15 +69,17 @@ void WAIT_RING(nouveauContextPtr nmesa,u_int32_t size) /* * Wait for the card to be idle - * XXX we should also wait for an empty fifo */ void nouveauWaitForIdleLocked(nouveauContextPtr nmesa) { int i,status; + FIRE_RING(); + while(RING_AHEAD()>0); + for(i=0;i<1000000;i++) /* 1 second */ { - switch(nmesa->screen->card_type) + switch(nmesa->screen->card->type) { case NV_03: status=NV_READ(NV03_STATUS); @@ -95,3 +108,22 @@ void nouveauWaitForIdle(nouveauContextPtr nmesa) UNLOCK_HARDWARE(nmesa); } +// here we call the fifo initialization ioctl and fill in stuff accordingly +void nouveauFifoInit(nouveauContextPtr nmesa) +{ + drm_nouveau_fifo_alloc_t fifo_init; + + int ret; + ret=drmCommandWriteRead(nmesa->driFd, DRM_NOUVEAU_FIFO_ALLOC, &fifo_init, sizeof(fifo_init)); + if (ret) + FATAL("Fifo initialization ioctl failed (returned %d)\n",ret); + + if (drmMap(nmesa->driFd, fifo_init.cmdbuf, fifo_init.cmdbuf_size, &nmesa->fifo.buffer)) + FATAL("Unable to map the fifo\n",ret); + if (drmMap(nmesa->driFd, fifo_init.ctrl, fifo_init.ctrl_size, &nmesa->fifo.mmio)) + FATAL("Unable to map the control regs\n",ret); + + MESSAGE("Fifo init ok. Using context %d\n", fifo_init.channel); +} + + |