osal_addr.h 文件参考

此图展示该文件直接或间接的被哪些文件引用了:

浏览源代码.

宏定义
#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

枚举
enum	osal_blockmem_status { OSAL_BLOCKMEM_VALID = 0 , OSAL_BLOCKMEM_INVALID_PHYADDR = 1 , OSAL_BLOCKMEM_INVALID_SIZE = 2 , OSAL_BLOCKMEM_MAX }

函数
void *	osal_kmalloc (unsigned long size, unsigned int osal_gfp_flag)
	Alloc dynamic memory.
void *	osal_kzalloc (unsigned long size, unsigned int osal_gfp_flag)
	Alloc dynamic memory.
void *	osal_kmalloc_align (unsigned int size, unsigned int osal_gfp_flag, unsigned int boundary)
	alloc aligned dynamic memory.
void *	osal_kzalloc_align (unsigned int size, unsigned int osal_gfp_flag, unsigned int boundary)
	alloc aligned dynamic memory.
void	osal_kfree (void *addr)
	Free dynamic memory.
void *	osal_vmalloc (unsigned long size)
	alloc virtually contiguous memory.
void *	osal_vzalloc (unsigned long size)
	alloc virtually contiguous memory.
void	osal_vfree (void *addr)
	release memory allocd by vmalloc().
int	osal_pool_mem_init (void *pool, unsigned int size)
	Initialize dynamic memory.
void *	osal_pool_mem_alloc (void *pool, unsigned int size)
	alloc dynamic memory.
void *	osal_pool_mem_alloc_align (void *pool, unsigned int size, unsigned int boundary)
	alloc aligned memory.
void	osal_pool_mem_free (void *pool, const void *addr)
	Free dynamic memory.
int	osal_pool_mem_deinit (void *pool)
	Deinitialize dynamic memory.
osal_blockmem_status	osal_blockmem_get_status (unsigned long phyaddr, unsigned int size)
	Get the block mem status.
void *	osal_ioremap (unsigned long phys_addr, unsigned long size)
	Map bus memory into CPU space.
void *	osal_ioremap_nocache (unsigned long phys_addr, unsigned long size)
	Map bus memory into CPU space.
void *	osal_ioremap_cached (unsigned long phys_addr, unsigned long size)
	Map bus memory into CPU space.
void	osal_iounmap (void *addr, unsigned long size)
	Free a IO remapping.
void *	osal_ioremap_wc (unsigned long phys_addr, unsigned long size)
	map memory into CPU space write combined.
void *	osal_phys_to_virt (unsigned long addr)
	Change physical addresses to virtual addresses.
unsigned long	osal_virt_to_phys (const void *virt_addr)
	Change virtual addresses to physical addresses.
void *	osal_blockmem_vmap (unsigned long phys_addr, unsigned long size)
	Maps size from phys_addr into contiguous kernel virtual space.
void	osal_blockmem_vunmap (const void *virt_addr)
	Free the virtually contiguous memory area.
void	osal_blockmem_free (unsigned long phys_addr, unsigned long size)
	Free the reserved memory which has been defined in product.
unsigned long	osal_copy_from_user (void *to, const void *from, unsigned long n)
	copy_from_user.
unsigned long	osal_copy_to_user (void *to, const void *from, unsigned long n)
	copy_to_user.
int	osal_access_ok (int type, const void *addr, unsigned long size)
	Check whether the user space memory block is available.

宏定义说明

OSAL_GFP_ATOMIC

#define OSAL_GFP_ATOMIC   (0x1 << 1)

OSAL_GFP_DMA

#define OSAL_GFP_DMA   (0x1 << 2)

OSAL_GFP_KERNEL

#define OSAL_GFP_KERNEL   (0x1 << 3)

OSAL_GFP_ZERO

#define OSAL_GFP_ZERO   (0x1)

OSAL_VERIFY_READ

#define OSAL_VERIFY_READ   0

OSAL_VERIFY_WRITE

#define OSAL_VERIFY_WRITE   1

枚举类型说明

osal_blockmem_status

enum osal_blockmem_status

枚举值
OSAL_BLOCKMEM_VALID
OSAL_BLOCKMEM_INVALID_PHYADDR
OSAL_BLOCKMEM_INVALID_SIZE
OSAL_BLOCKMEM_MAX