patch-2.4.0-test9 linux/include/asm-arm/arch-tbox/dma.h

• Lines: 38
• Date: Mon Sep 18 15:15:23 2000
• Orig file: v2.4.0-test8/linux/include/asm-arm/arch-tbox/dma.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.0-test8/linux/include/asm-arm/arch-tbox/dma.h linux/include/asm-arm/arch-tbox/dma.h
@@ -0,0 +1,37 @@
+/*
+ * linux/include/asm-arm/arch-tbox/dma.h
+ *
+ * Architecture DMA routines.  We have to contend with the bizarre DMA
+ * machine built into the Tbox hardware.
+ *
+ * Copyright (C) 1998 Philip Blundell
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+/*
+ * DMA channel definitions.  Some of these are physically strange but
+ * we sort it out inside dma.c so the user never has to care.  The
+ * exception is the double-buffering which we can't really abstract
+ * away sensibly.
+ */
+#define DMA_VIDEO			0
+#define DMA_MPEG_B			1
+#define DMA_AUDIO_B			2
+#define DMA_ASHRX_B			3
+#define DMA_ASHTX			4
+#define DMA_MPEG			5
+#define DMA_AUDIO			6
+#define DMA_ASHRX			7
+
+#define MAX_DMA_CHANNELS		0	/* XXX */
+
+/*
+ * This is the maximum DMA address that can be DMAd to.
+ */
+#define MAX_DMA_ADDRESS		0xffffffff