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authorSteve Kondik <shade@chemlab.org>2012-11-18 15:47:18 -0800
committerSteve Kondik <shade@chemlab.org>2012-11-18 15:47:18 -0800
commita546c7006355a7bd1df4267ee53d0bfa2c017c8c (patch)
tree01be0bf6c0d6968e1468ec9661fd52110f9b05a7 /distrib/sdl-1.2.15/src/video/fbcon/matrox_mmio.h
parentbaf3d7830396202df5cc47bd7bcee109c319cdb3 (diff)
parent0f809250987b64f491bd3b4b73c0f0d33036a786 (diff)
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Merge branch 'jb-mr1-release' of https://android.googlesource.com/platform/external/qemu into mr1-staging
Change-Id: I8a4a71ac65b08e6e17f26c942f67a15b85211115
Diffstat (limited to 'distrib/sdl-1.2.15/src/video/fbcon/matrox_mmio.h')
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diff --git a/distrib/sdl-1.2.15/src/video/fbcon/matrox_mmio.h b/distrib/sdl-1.2.15/src/video/fbcon/matrox_mmio.h
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+++ b/distrib/sdl-1.2.15/src/video/fbcon/matrox_mmio.h
@@ -0,0 +1,51 @@
+/*
+ SDL - Simple DirectMedia Layer
+ Copyright (C) 1997-2012 Sam Lantinga
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Sam Lantinga
+ slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+/* MGA register definitions */
+
+#include "matrox_regs.h"
+
+/* MGA control macros */
+
+#define mga_in8(reg) *(volatile Uint8 *)(mapped_io + (reg))
+#define mga_in32(reg) *(volatile Uint32 *)(mapped_io + (reg))
+
+#define mga_out8(reg,v) *(volatile Uint8 *)(mapped_io + (reg)) = v;
+#define mga_out32(reg,v) *(volatile Uint32 *)(mapped_io + (reg)) = v;
+
+
+/* Wait for fifo space */
+#define mga_wait(space) \
+{ \
+ while ( mga_in8(MGAREG_FIFOSTATUS) < space ) \
+ ; \
+}
+
+
+/* Wait for idle accelerator */
+#define mga_waitidle() \
+{ \
+ while ( mga_in32(MGAREG_STATUS) & 0x10000 ) \
+ ; \
+}
+