|  | /* | 
|  | * (C) Copyright 2011, Stefan Kristiansson <stefan.kristiansson@saunalahti.fi> | 
|  | * | 
|  | * 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. | 
|  | * | 
|  | * This program is distributed in the hope that it will be useful, | 
|  | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
|  | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
|  | * GNU General Public License for more details. | 
|  | * | 
|  | * You should have received a copy of the GNU General Public License | 
|  | * along with this program; if not, write to the Free Software | 
|  | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | 
|  | * MA 02111-1307 USA | 
|  | */ | 
|  |  | 
|  | #ifndef __ASM_OPENRISC_CACHE_H_ | 
|  | #define __ASM_OPENRISC_CACHE_H_ | 
|  |  | 
|  | /* | 
|  | * Valid L1 data cache line sizes for the OpenRISC architecture are | 
|  | * 16 and 32 bytes. | 
|  | * If the board configuration has not specified one we default to the | 
|  | * largest of these values for alignment of DMA buffers. | 
|  | */ | 
|  | #ifdef CONFIG_SYS_CACHELINE_SIZE | 
|  | #define ARCH_DMA_MINALIGN       CONFIG_SYS_CACHELINE_SIZE | 
|  | #else | 
|  | #define ARCH_DMA_MINALIGN       32 | 
|  | #endif | 
|  |  | 
|  | #endif /* __ASM_OPENRISC_CACHE_H_ */ |