patch-2.4.0-test12 linux/include/asm-parisc/scatterlist.h

• Lines: 21
• Date: Tue Dec 5 12:29:39 2000
• Orig file: v2.4.0-test11/linux/include/asm-parisc/scatterlist.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.0-test11/linux/include/asm-parisc/scatterlist.h linux/include/asm-parisc/scatterlist.h
@@ -0,0 +1,20 @@
+#ifndef _ASM_PARISC_SCATTERLIST_H
+#define _ASM_PARISC_SCATTERLIST_H
+
+struct scatterlist {
+	char *  address;    /* Location data is to be transferred to */
+	char * alt_address; /* Location of actual if address is a 
+			     * dma indirect buffer.  NULL otherwise */
+	unsigned int length;
+
+	/* an IOVA can be 64-bits on some PA-Risc platforms. */
+	dma_addr_t iova;	/* I/O Virtual Address */
+	__u32      iova_length; /* bytes mapped */
+};
+
+#define sg_dma_address(sg) ((sg)->iova)
+#define sg_dma_len(sg)     ((sg)->iova_length)
+
+#define ISA_DMA_THRESHOLD (~0UL)
+
+#endif /* _ASM_PARISC_SCATTERLIST_H */