diff options
Diffstat (limited to 'arch/powerpc/include/asm/fsl_85xx_cache_sram.h')
| -rw-r--r-- | arch/powerpc/include/asm/fsl_85xx_cache_sram.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/fsl_85xx_cache_sram.h b/arch/powerpc/include/asm/fsl_85xx_cache_sram.h new file mode 100644 index 000000000..2af2bdc37 --- /dev/null +++ b/arch/powerpc/include/asm/fsl_85xx_cache_sram.h @@ -0,0 +1,48 @@ +/* + * 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__ */ |