d/freebsd-dev
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix reversed condition in the logic to wait for the chipset buffers

Browse Source 
flush wait on the Gen2 chipsets.  Confirmed by the inspection of the
Linux agp code.

Submitted by:	Taku YAMAMOTO <taku@tackymt.homeip.net>
MFC after:	2 weeks
This commit is contained in:
Konstantin Belousov 2013-01-27 09:31:11 +00:00
parent 6a82e4291b
commit 5f451cd59b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=245976
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
sys/dev/agp/agp_i810.c
View File

@ -2228,7 +2228,7 @@ agp_i830_chipset_flush(device_t dev)
bus_write_4(sc->sc_res[0], AGP_I830_HIC, hic | (1 << 31));
for (i = 0; i < 20000 /* 1 sec */; i++) {
hic = bus_read_4(sc->sc_res[0], AGP_I830_HIC);
if ((hic & (1 << 31)) != 0)
if ((hic & (1 << 31)) == 0)
break;
DELAY(50);
}