2 * arch/ubicom32/include/asm/scatterlist.h
3 * Definitions of struct scatterlist for Ubicom32 architecture.
5 * (C) Copyright 2009, Ubicom, Inc.
7 * This file is part of the Ubicom32 Linux Kernel Port.
9 * The Ubicom32 Linux Kernel Port is free software: you can redistribute
10 * it and/or modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation, either version 2 of the
12 * License, or (at your option) any later version.
14 * The Ubicom32 Linux Kernel Port is distributed in the hope that it
15 * will be useful, but WITHOUT ANY WARRANTY; without even the implied
16 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
17 * the GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with the Ubicom32 Linux Kernel Port. If not,
21 * see <http://www.gnu.org/licenses/>.
23 * Ubicom32 implementation derived from (with many thanks):
28 #ifndef _ASM_UBICOM32_SCATTERLIST_H
29 #define _ASM_UBICOM32_SCATTERLIST_H
32 #include <asm/types.h>
35 #ifdef CONFIG_DEBUG_SG
36 unsigned long sg_magic;
38 unsigned long page_link;
40 dma_addr_t dma_address;
44 #define sg_dma_address(sg) ((sg)->dma_address)
45 #define sg_dma_len(sg) ((sg)->length)
47 #define ISA_DMA_THRESHOLD (0xffffffff)
49 #endif /* _ASM_UBICOM32_SCATTERLIST_H */