osal_addr.h

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/*
 * Copyright (c) HiSilicon (Shanghai) Technologies Co., Ltd. 2021-2022. All rights reserved.
 * Description: OS Abstract Layer.
 */
 
#ifndef __OSAL_ADDR_H__
#define __OSAL_ADDR_H__
 
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif
#endif
 
#define OSAL_GFP_ZERO (0x1)
#define OSAL_GFP_ATOMIC (0x1 << 1)
#define OSAL_GFP_DMA (0x1 << 2)
#define OSAL_GFP_KERNEL (0x1 << 3)
 
#define OSAL_VERIFY_READ 0
#define OSAL_VERIFY_WRITE 1
 
void *osal_kmalloc(unsigned long size, unsigned int osal_gfp_flag);
 
void *osal_kzalloc(unsigned long size, unsigned int osal_gfp_flag);
 
void *osal_kmalloc_align(unsigned int size, unsigned int osal_gfp_flag, unsigned int boundary);
 
void *osal_kzalloc_align(unsigned int size, unsigned int osal_gfp_flag, unsigned int boundary);
 
void osal_kfree(void *addr);
 
void *osal_vmalloc(unsigned long size);
 
void *osal_vzalloc(unsigned long size);
 
void osal_vfree(void *addr);
 
int osal_pool_mem_init(void *pool, unsigned int size);
 
void *osal_pool_mem_alloc(void *pool, unsigned int size);
 
void *osal_pool_mem_alloc_align(void *pool, unsigned int size, unsigned int boundary);
 
void osal_pool_mem_free(void *pool, const void *addr);
 
int osal_pool_mem_deinit(void *pool);
 
typedef enum {
    OSAL_BLOCKMEM_VALID = 0,
    OSAL_BLOCKMEM_INVALID_PHYADDR = 1,
    OSAL_BLOCKMEM_INVALID_SIZE = 2,
    OSAL_BLOCKMEM_MAX,
} osal_blockmem_status;
 
osal_blockmem_status osal_blockmem_get_status(unsigned long phyaddr, unsigned int size);
 
void *osal_ioremap(unsigned long phys_addr, unsigned long size);
 
void *osal_ioremap_nocache(unsigned long phys_addr, unsigned long size);
 
void *osal_ioremap_cached(unsigned long phys_addr, unsigned long size);
 
void osal_iounmap(void *addr, unsigned long size);
 
void *osal_ioremap_wc(unsigned long phys_addr, unsigned long size);
 
void *osal_phys_to_virt(unsigned long addr);
 
unsigned long osal_virt_to_phys(const void *virt_addr);
 
void *osal_blockmem_vmap(unsigned long phys_addr, unsigned long size);
 
void osal_blockmem_vunmap(const void *virt_addr);
 
void osal_blockmem_free(unsigned long phys_addr, unsigned long size);
 
unsigned long osal_copy_from_user(void *to, const void *from, unsigned long n);
 
unsigned long osal_copy_to_user(void *to, const void *from, unsigned long n);
 
int osal_access_ok(int type, const void *addr, unsigned long size);
 
#ifdef __cplusplus
#if __cplusplus
}
#endif
#endif
#endif /* __OSAL_ADDR_H__ */