Contributors: 11
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Andre McCurdy |
64 |
47.41% |
1 |
7.14% |
| David Woodhouse |
20 |
14.81% |
1 |
7.14% |
| Nico Pitre |
12 |
8.89% |
1 |
7.14% |
| David Howells |
11 |
8.15% |
2 |
14.29% |
| Harvey Harrison |
7 |
5.19% |
1 |
7.14% |
| H. Peter Anvin |
7 |
5.19% |
1 |
7.14% |
| Linus Torvalds (pre-git) |
6 |
4.44% |
2 |
14.29% |
| Russell King |
4 |
2.96% |
2 |
14.29% |
| Rabin Vincent |
2 |
1.48% |
1 |
7.14% |
| Jaswinder Singh Rajput |
1 |
0.74% |
1 |
7.14% |
| Greg Kroah-Hartman |
1 |
0.74% |
1 |
7.14% |
| Total |
135 |
|
14 |
|
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* arch/arm/include/asm/byteorder.h
*
* ARM Endian-ness. In little endian mode, the data bus is connected such
* that byte accesses appear as:
* 0 = d0...d7, 1 = d8...d15, 2 = d16...d23, 3 = d24...d31
* and word accesses (data or instruction) appear as:
* d0...d31
*
* When in big endian mode, byte accesses appear as:
* 0 = d24...d31, 1 = d16...d23, 2 = d8...d15, 3 = d0...d7
* and word accesses (data or instruction) appear as:
* d0...d31
*/
#ifndef _UAPI__ASM_ARM_SWAB_H
#define _UAPI__ASM_ARM_SWAB_H
#include <linux/compiler.h>
#include <linux/types.h>
#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
# define __SWAB_64_THRU_32__
#endif
#if !defined(__KERNEL__) || __LINUX_ARM_ARCH__ < 6
static inline __attribute_const__ __u32 __arch_swab32(__u32 x)
{
__u32 t;
#ifndef __thumb__
if (!__builtin_constant_p(x)) {
/*
* The compiler needs a bit of a hint here to always do the
* right thing and not screw it up to different degrees
* depending on the gcc version.
*/
asm ("eor\t%0, %1, %1, ror #16" : "=r" (t) : "r" (x));
} else
#endif
t = x ^ ((x << 16) | (x >> 16)); /* eor r1,r0,r0,ror #16 */
x = (x << 24) | (x >> 8); /* mov r0,r0,ror #8 */
t &= ~0x00FF0000; /* bic r1,r1,#0x00FF0000 */
x ^= (t >> 8); /* eor r0,r0,r1,lsr #8 */
return x;
}
#define __arch_swab32 __arch_swab32
#endif
#endif /* _UAPI__ASM_ARM_SWAB_H */