#ifndef __ASM_ARM_TYPES_H
|
#define __ASM_ARM_TYPES_H
|
|
typedef unsigned short umode_t;
|
|
/*
|
* __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
|
* header files exported to user space
|
*/
|
|
typedef __signed__ char __s8;
|
typedef unsigned char __u8;
|
|
typedef __signed__ short __s16;
|
typedef unsigned short __u16;
|
|
typedef __signed__ int __s32;
|
typedef unsigned int __u32;
|
|
#if defined(__GNUC__)
|
__extension__ typedef __signed__ long long __s64;
|
__extension__ typedef unsigned long long __u64;
|
#endif
|
|
/*
|
* These aren't exported outside the kernel to avoid name space clashes
|
*/
|
#ifdef __KERNEL__
|
|
typedef signed char s8;
|
typedef unsigned char u8;
|
|
typedef signed short s16;
|
typedef unsigned short u16;
|
|
typedef signed int s32;
|
typedef unsigned int u32;
|
|
typedef signed long long s64;
|
typedef unsigned long long u64;
|
|
#ifdef CONFIG_ARM64
|
#define BITS_PER_LONG 64
|
#else /* CONFIG_ARM64 */
|
#define BITS_PER_LONG 32
|
#endif /* CONFIG_ARM64 */
|
|
#ifdef CONFIG_PHYS_64BIT
|
typedef unsigned long long phys_addr_t;
|
typedef unsigned long long phys_size_t;
|
#else
|
/* DMA addresses are 32-bits wide */
|
typedef unsigned long phys_addr_t;
|
typedef unsigned long phys_size_t;
|
#endif
|
|
/*
|
* A dma_addr_t can hold any valid DMA address, i.e., any address returned
|
* by the DMA API.
|
*
|
* If the DMA API only uses 32-bit addresses, dma_addr_t need only be 32
|
* bits wide. Bus addresses, e.g., PCI BARs, may be wider than 32 bits,
|
* but drivers do memory-mapped I/O to ioremapped kernel virtual addresses,
|
* so they don't care about the size of the actual bus addresses.
|
*/
|
#ifdef CONFIG_DMA_ADDR_T_64BIT
|
typedef unsigned long long dma_addr_t;
|
#else
|
typedef u32 dma_addr_t;
|
#endif
|
|
#endif /* __KERNEL__ */
|
|
#endif
|
