OpenCloudOS-Kernel/arch/powerpc/include/asm/ppc4xx_ocm.h

32 lines
777 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* PowerPC 4xx OCM memory allocation support
*
* (C) Copyright 2009, Applied Micro Circuits Corporation
* Victor Gallardo (vgallardo@amcc.com)
*
* See file CREDITS for list of people who contributed to this
* project.
*/
#ifndef __ASM_POWERPC_PPC4XX_OCM_H__
#define __ASM_POWERPC_PPC4XX_OCM_H__
#define PPC4XX_OCM_NON_CACHED 0
#define PPC4XX_OCM_CACHED 1
#if defined(CONFIG_PPC4xx_OCM)
void *ppc4xx_ocm_alloc(phys_addr_t *phys, int size, int align,
int flags, const char *owner);
void ppc4xx_ocm_free(const void *virt);
#else
#define ppc4xx_ocm_alloc(phys, size, align, flags, owner) NULL
#define ppc4xx_ocm_free(addr) ((void)0)
#endif /* CONFIG_PPC4xx_OCM */
#endif /* __ASM_POWERPC_PPC4XX_OCM_H__ */