|  | /* | 
|  | * Copyright 2009 Freescale Semiconductor, Inc. | 
|  | * | 
|  | * Cache SRAM handling for QorIQ platform | 
|  | * | 
|  | * Author: Vivek Mahajan <vivek.mahajan@freescale.com> | 
|  |  | 
|  | * This file is derived from the original work done | 
|  | * by Sylvain Munaut for the Bestcomm SRAM allocator. | 
|  | * | 
|  | * 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., 675 Mass Ave, Cambridge, MA 02139, USA. | 
|  | */ | 
|  |  | 
|  | #ifndef __ASM_POWERPC_FSL_85XX_CACHE_SRAM_H__ | 
|  | #define __ASM_POWERPC_FSL_85XX_CACHE_SRAM_H__ | 
|  |  | 
|  | #include <asm/rheap.h> | 
|  | #include <linux/spinlock.h> | 
|  |  | 
|  | /* | 
|  | * Cache-SRAM | 
|  | */ | 
|  |  | 
|  | struct mpc85xx_cache_sram { | 
|  | phys_addr_t base_phys; | 
|  | void *base_virt; | 
|  | unsigned int size; | 
|  | rh_info_t *rh; | 
|  | spinlock_t lock; | 
|  | }; | 
|  |  | 
|  | extern void mpc85xx_cache_sram_free(void *ptr); | 
|  | extern void *mpc85xx_cache_sram_alloc(unsigned int size, | 
|  | phys_addr_t *phys, unsigned int align); | 
|  |  | 
|  | #endif /* __AMS_POWERPC_FSL_85XX_CACHE_SRAM_H__ */ |