auto import from //depot/cupcake/@135843

1 files changed, 45 insertions, 0 deletions

diff --git a/libc/kernel/arch-arm/asm/dma.h b/libc/kernel/arch-arm/asm/dma.h
new file mode 100644
index 0000000..7eeeb78
--- /dev/null
+++ b/libc/kernel/arch-arm/asm/dma.h
@@ -0,0 +1,45 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef __ASM_ARM_DMA_H
+#define __ASM_ARM_DMA_H
+
+typedef unsigned int dmach_t;
+
+#include <linux/spinlock.h>
+#include <asm/system.h>
+#include <asm/scatterlist.h>
+#include <asm/arch/dma.h>
+
+#ifndef MAX_DMA_ADDRESS
+#define MAX_DMA_ADDRESS 0xffffffff
+#endif
+
+typedef unsigned int dmamode_t;
+
+#define DMA_MODE_MASK 3
+
+#define DMA_MODE_READ 0
+#define DMA_MODE_WRITE 1
+#define DMA_MODE_CASCADE 2
+#define DMA_AUTOINIT 4
+
+#define clear_dma_ff(channel)
+
+#define set_dma_addr(channel, addr)   __set_dma_addr(channel, bus_to_virt(addr))
+
+#ifndef NO_DMA
+#define NO_DMA 255
+#endif
+
+#define isa_dma_bridge_buggy (0)
+
+#endif