From: Aapo Tahkola <aet@rasterburn.org>
Date: Tue, 15 Mar 2005 20:55:29 +0000 (+0000)
Subject: Fix to get glxgears display anything.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=75417943737d49670dd4fbc600cd05dc29e2ba51;p=mesa.git

Fix to get glxgears display anything.
---

diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index aa9eb5e28bd..3941147b455 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -1459,7 +1459,11 @@ void r300_setup_rs_unit(GLcontext *ctx)
 			| (cur_reg /* count */ << R300_RS_CNTL_TC_CNT_SHIFT)
 			| R300_RS_CNTL_0_UNKNOWN_7
 			| R300_RS_CNTL_0_UNKNOWN_18;
-	r300->hw.rc.cmd[2] = (0xC0 | (cur_reg-1) /* index of highest */ );
+	
+	if(cur_reg == 0)
+		r300->hw.rc.cmd[2] = 0x0;
+	else
+		r300->hw.rc.cmd[2] = 0xC0 | (cur_reg-1); /* index of highest */
 #else
 	for(i = 1; i <= 8; ++i)
 		r300->hw.ri.cmd[i] = 0x00d10000;