1 files changed, 1 insertions, 1 deletions

diff --git a/src/nv30_exa.c b/src/nv30_exa.c
index 6350828..a50a6eb 100644
--- a/src/nv30_exa.c
+++ b/src/nv30_exa.c
@@ -679,7 +679,7 @@ NVAccelInitNV30TCL(ScrnInfoPtr pScrn)
 #define NV35TCL_CHIPSET_3X_MASK 0x000001e0
 #define NV34TCL_CHIPSET_3X_MASK 0x00000010
 
-        chipset = (nvReadMC(pNv, NV_PMC_BOOT_0) >> 20) & 0xff;
+        chipset = pNv->NVArch;
         if ((chipset & 0xf0) != NV_ARCH_30)
                 return TRUE;
         chipset &= 0xf;