andreacavalli/xserver-multidpi
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Fix R100 text by forcing the 3d engine to idle before executing more 3d

Browse Source 
commands. Add docs for the ISYNC_CNTL register, which doesn't quite do
    what we want.
This commit is contained in:
Keith Packard 2005-01-25 06:04:21 +00:00
parent 33155b4fd3
commit 8813898ef6
2 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
hw/kdrive/ati/ati_draw.c
View File

@ -214,8 +214,9 @@ RadeonSwitchTo3D(ATIScreenInfo *atis)
ENTER_DRAW(0);
BEGIN_DMA(4);
OUT_REG(RADEON_REG_RB3D_DSTCACHE_CTLSTAT, RADEON_RB3D_DC_FLUSH);
/* We must wait for 3d to idle, in case source was just written as a dest. */
OUT_REG(ATI_REG_WAIT_UNTIL,
RADEON_WAIT_HOST_IDLECLEAN | RADEON_WAIT_2D_IDLECLEAN);
RADEON_WAIT_HOST_IDLECLEAN | RADEON_WAIT_2D_IDLECLEAN | RADEON_WAIT_3D_IDLECLEAN);
END_DMA();
LEAVE_DRAW(0);
}

4
hw/kdrive/ati/ati_reg.h
View File

@ -416,6 +416,10 @@
# define RADEON_WAIT_BOTH_CRTC_PFLIP (1 << 30)
# define RADEON_ENG_DISPLAY_SELECT (1 << 31)
#define RADEON_REG_ISYNC_CNTL 0x1724
#define ISYNC_ANY2D_IDLE3D 0x1
#define ISYNC_ANY3D_IDLE2D 0x2
#define R128_REG_GUI_STAT 0x1740
# define R128_GUI_ACTIVE (1 << 31)