auto import from //depot/cupcake/@135843

1 files changed, 31 insertions, 0 deletions

diff --git a/libc/kernel/arch-x86/asm/scatterlist_32.h b/libc/kernel/arch-x86/asm/scatterlist_32.h
new file mode 100644
index 0000000..29044c3
--- /dev/null
+++ b/libc/kernel/arch-x86/asm/scatterlist_32.h
@@ -0,0 +1,31 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   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 _I386_SCATTERLIST_H
+#define _I386_SCATTERLIST_H
+
+#include <asm/types.h>
+
+struct scatterlist {
+ unsigned long page_link;
+ unsigned int offset;
+ dma_addr_t dma_address;
+ unsigned int length;
+};
+
+#define ARCH_HAS_SG_CHAIN
+
+#define sg_dma_address(sg) ((sg)->dma_address)
+#define sg_dma_len(sg) ((sg)->length)
+
+#define ISA_DMA_THRESHOLD (0x00ffffff)
+
+#endif