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FIX FOR NV18cd obos_svn/trunk/src/add-ons/accelerants/nvidia/ We now have a new winner for 3D. Quake2 runs at 91.5fps in 640x480x16. I can hardly believe this..

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12925 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen
2005-06-02 12:38:16 +00:00
parent 5afe056c71
commit ca45967104
1 changed files with 8 additions and 2 deletions
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src/add-ons/accelerants/nvidia/engine/nv_acc_dma.c
+8 -2
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@@ -1,7 +1,7 @@
/* NV Acceleration functions */ /* NV Acceleration functions */
/* Author: /* Author:
Rudolf Cornelissen 8/2003-5/2005. Rudolf Cornelissen 8/2003-6/2005.
This code was possible thanks to: This code was possible thanks to:
- the Linux XFree86 NV driver, - the Linux XFree86 NV driver,
@@ -74,7 +74,7 @@ status_t nv_acc_wait_idle_dma()
* Engine required init. */ * Engine required init. */
status_t nv_acc_init_dma() status_t nv_acc_init_dma()
{ {
uint16 cnt; uint32 cnt;
uint32 surf_depth, cmd_depth; uint32 surf_depth, cmd_depth;
/* reset the engine DMA stalls counter */ /* reset the engine DMA stalls counter */
err = 0; err = 0;
@@ -84,6 +84,12 @@ status_t nv_acc_init_dma()
snooze(1000); snooze(1000);
NV_REG32(NV32_PWRUPCTRL) = 0x13111111; NV_REG32(NV32_PWRUPCTRL) = 0x13111111;
/* actively reset the PGRAPH registerset (acceleration engine) */
for (cnt = 0x00400000; cnt < 0x00402000; cnt +=4)
{
NV_REG32(cnt) = 0x00000000;
}
/* setup PTIMER: */ /* setup PTIMER: */
//fixme? how about NV28 setup as just after coldstarting? (see nv_info.c) //fixme? how about NV28 setup as just after coldstarting? (see nv_info.c)
/* set timer numerator to 8 (in b0-15) */ /* set timer numerator to 8 (in b0-15) */