xref: /OK3568_Linux_fs/u-boot/include/linux/byteorder/little_endian.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun #ifndef _LINUX_BYTEORDER_LITTLE_ENDIAN_H
2*4882a593Smuzhiyun #define _LINUX_BYTEORDER_LITTLE_ENDIAN_H
3*4882a593Smuzhiyun 
4*4882a593Smuzhiyun #ifndef __LITTLE_ENDIAN
5*4882a593Smuzhiyun #define __LITTLE_ENDIAN 1234
6*4882a593Smuzhiyun #endif
7*4882a593Smuzhiyun #ifndef __LITTLE_ENDIAN_BITFIELD
8*4882a593Smuzhiyun #define __LITTLE_ENDIAN_BITFIELD
9*4882a593Smuzhiyun #endif
10*4882a593Smuzhiyun #define	__BYTE_ORDER	__LITTLE_ENDIAN
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #include <linux/compiler.h>
13*4882a593Smuzhiyun #include <linux/types.h>
14*4882a593Smuzhiyun #include <linux/byteorder/swab.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #define __constant_htonl(x) ((__force __be32)___constant_swab32((x)))
17*4882a593Smuzhiyun #define __constant_ntohl(x) ___constant_swab32((__force __be32)(x))
18*4882a593Smuzhiyun #define __constant_htons(x) ((__force __be16)___constant_swab16((x)))
19*4882a593Smuzhiyun #define __constant_ntohs(x) ___constant_swab16((__force __be16)(x))
20*4882a593Smuzhiyun #define __constant_cpu_to_le64(x) ((__force __le64)(__u64)(x))
21*4882a593Smuzhiyun #define __constant_le64_to_cpu(x) ((__force __u64)(__le64)(x))
22*4882a593Smuzhiyun #define __constant_cpu_to_le32(x) ((__force __le32)(__u32)(x))
23*4882a593Smuzhiyun #define __constant_le32_to_cpu(x) ((__force __u32)(__le32)(x))
24*4882a593Smuzhiyun #define __constant_cpu_to_le16(x) ((__force __le16)(__u16)(x))
25*4882a593Smuzhiyun #define __constant_le16_to_cpu(x) ((__force __u16)(__le16)(x))
26*4882a593Smuzhiyun #define __constant_cpu_to_be64(x) ((__force __be64)___constant_swab64((x)))
27*4882a593Smuzhiyun #define __constant_be64_to_cpu(x) ___constant_swab64((__force __u64)(__be64)(x))
28*4882a593Smuzhiyun #define __constant_cpu_to_be32(x) ((__force __be32)___constant_swab32((x)))
29*4882a593Smuzhiyun #define __constant_be32_to_cpu(x) ___constant_swab32((__force __u32)(__be32)(x))
30*4882a593Smuzhiyun #define __constant_cpu_to_be16(x) ((__force __be16)___constant_swab16((x)))
31*4882a593Smuzhiyun #define __constant_be16_to_cpu(x) ___constant_swab16((__force __u16)(__be16)(x))
32*4882a593Smuzhiyun #define __cpu_to_le64(x) ((__force __le64)(__u64)(x))
33*4882a593Smuzhiyun #define __le64_to_cpu(x) ((__force __u64)(__le64)(x))
34*4882a593Smuzhiyun #define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
35*4882a593Smuzhiyun #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
36*4882a593Smuzhiyun #define __cpu_to_le16(x) ((__force __le16)(__u16)(x))
37*4882a593Smuzhiyun #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
38*4882a593Smuzhiyun #define __cpu_to_be64(x) ((__force __be64)__swab64((x)))
39*4882a593Smuzhiyun #define __be64_to_cpu(x) __swab64((__force __u64)(__be64)(x))
40*4882a593Smuzhiyun #define __cpu_to_be32(x) ((__force __be32)__swab32((x)))
41*4882a593Smuzhiyun #define __be32_to_cpu(x) __swab32((__force __u32)(__be32)(x))
42*4882a593Smuzhiyun #define __cpu_to_be16(x) ((__force __be16)__swab16((x)))
43*4882a593Smuzhiyun #define __be16_to_cpu(x) __swab16((__force __u16)(__be16)(x))
44*4882a593Smuzhiyun 
__cpu_to_le64p(const __u64 * p)45*4882a593Smuzhiyun static inline __le64 __cpu_to_le64p(const __u64 *p)
46*4882a593Smuzhiyun {
47*4882a593Smuzhiyun 	return (__force __le64)*p;
48*4882a593Smuzhiyun }
__le64_to_cpup(const __le64 * p)49*4882a593Smuzhiyun static inline __u64 __le64_to_cpup(const __le64 *p)
50*4882a593Smuzhiyun {
51*4882a593Smuzhiyun 	return (__force __u64)*p;
52*4882a593Smuzhiyun }
__cpu_to_le32p(const __u32 * p)53*4882a593Smuzhiyun static inline __le32 __cpu_to_le32p(const __u32 *p)
54*4882a593Smuzhiyun {
55*4882a593Smuzhiyun 	return (__force __le32)*p;
56*4882a593Smuzhiyun }
__le32_to_cpup(const __le32 * p)57*4882a593Smuzhiyun static inline __u32 __le32_to_cpup(const __le32 *p)
58*4882a593Smuzhiyun {
59*4882a593Smuzhiyun 	return (__force __u32)*p;
60*4882a593Smuzhiyun }
__cpu_to_le16p(const __u16 * p)61*4882a593Smuzhiyun static inline __le16 __cpu_to_le16p(const __u16 *p)
62*4882a593Smuzhiyun {
63*4882a593Smuzhiyun 	return (__force __le16)*p;
64*4882a593Smuzhiyun }
__le16_to_cpup(const __le16 * p)65*4882a593Smuzhiyun static inline __u16 __le16_to_cpup(const __le16 *p)
66*4882a593Smuzhiyun {
67*4882a593Smuzhiyun 	return (__force __u16)*p;
68*4882a593Smuzhiyun }
__cpu_to_be64p(const __u64 * p)69*4882a593Smuzhiyun static inline __be64 __cpu_to_be64p(const __u64 *p)
70*4882a593Smuzhiyun {
71*4882a593Smuzhiyun 	return (__force __be64)__swab64p(p);
72*4882a593Smuzhiyun }
__be64_to_cpup(const __be64 * p)73*4882a593Smuzhiyun static inline __u64 __be64_to_cpup(const __be64 *p)
74*4882a593Smuzhiyun {
75*4882a593Smuzhiyun 	return __swab64p((__u64 *)p);
76*4882a593Smuzhiyun }
__cpu_to_be32p(const __u32 * p)77*4882a593Smuzhiyun static inline __be32 __cpu_to_be32p(const __u32 *p)
78*4882a593Smuzhiyun {
79*4882a593Smuzhiyun 	return (__force __be32)__swab32p(p);
80*4882a593Smuzhiyun }
__be32_to_cpup(const __be32 * p)81*4882a593Smuzhiyun static inline __u32 __be32_to_cpup(const __be32 *p)
82*4882a593Smuzhiyun {
83*4882a593Smuzhiyun 	return __swab32p((__u32 *)p);
84*4882a593Smuzhiyun }
__cpu_to_be16p(const __u16 * p)85*4882a593Smuzhiyun static inline __be16 __cpu_to_be16p(const __u16 *p)
86*4882a593Smuzhiyun {
87*4882a593Smuzhiyun 	return (__force __be16)__swab16p(p);
88*4882a593Smuzhiyun }
__be16_to_cpup(const __be16 * p)89*4882a593Smuzhiyun static inline __u16 __be16_to_cpup(const __be16 *p)
90*4882a593Smuzhiyun {
91*4882a593Smuzhiyun 	return __swab16p((__u16 *)p);
92*4882a593Smuzhiyun }
93*4882a593Smuzhiyun #define __cpu_to_le64s(x) do { (void)(x); } while (0)
94*4882a593Smuzhiyun #define __le64_to_cpus(x) do { (void)(x); } while (0)
95*4882a593Smuzhiyun #define __cpu_to_le32s(x) do { (void)(x); } while (0)
96*4882a593Smuzhiyun #define __le32_to_cpus(x) do { (void)(x); } while (0)
97*4882a593Smuzhiyun #define __cpu_to_le16s(x) do { (void)(x); } while (0)
98*4882a593Smuzhiyun #define __le16_to_cpus(x) do { (void)(x); } while (0)
99*4882a593Smuzhiyun #define __cpu_to_be64s(x) __swab64s((x))
100*4882a593Smuzhiyun #define __be64_to_cpus(x) __swab64s((x))
101*4882a593Smuzhiyun #define __cpu_to_be32s(x) __swab32s((x))
102*4882a593Smuzhiyun #define __be32_to_cpus(x) __swab32s((x))
103*4882a593Smuzhiyun #define __cpu_to_be16s(x) __swab16s((x))
104*4882a593Smuzhiyun #define __be16_to_cpus(x) __swab16s((x))
105*4882a593Smuzhiyun 
106*4882a593Smuzhiyun #ifdef __KERNEL__
107*4882a593Smuzhiyun #include <linux/byteorder/generic.h>
108*4882a593Smuzhiyun #endif
109*4882a593Smuzhiyun 
110*4882a593Smuzhiyun #endif /* _LINUX_BYTEORDER_LITTLE_ENDIAN_H */
111