Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
27 lines
1006 B
C
27 lines
1006 B
C
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
|
|
#ifndef _UAPI_XTENSA_UNISTD_H
|
|
#define _UAPI_XTENSA_UNISTD_H
|
|
|
|
#include <asm/unistd_32.h>
|
|
|
|
#define __ARCH_WANT_SYS_OLDUMOUNT
|
|
|
|
/*
|
|
* sysxtensa syscall handler
|
|
*
|
|
* int sysxtensa (SYS_XTENSA_ATOMIC_SET, ptr, val, unused);
|
|
* int sysxtensa (SYS_XTENSA_ATOMIC_ADD, ptr, val, unused);
|
|
* int sysxtensa (SYS_XTENSA_ATOMIC_EXG_ADD, ptr, val, unused);
|
|
* int sysxtensa (SYS_XTENSA_ATOMIC_CMP_SWP, ptr, oldval, newval);
|
|
* a2 a6 a3 a4 a5
|
|
*/
|
|
|
|
#define SYS_XTENSA_RESERVED 0 /* don't use this */
|
|
#define SYS_XTENSA_ATOMIC_SET 1 /* set variable */
|
|
#define SYS_XTENSA_ATOMIC_EXG_ADD 2 /* exchange memory and add */
|
|
#define SYS_XTENSA_ATOMIC_ADD 3 /* add to memory */
|
|
#define SYS_XTENSA_ATOMIC_CMP_SWP 4 /* compare and swap */
|
|
#define SYS_XTENSA_COUNT 5 /* count */
|
|
|
|
#endif /* _UAPI_XTENSA_UNISTD_H */
|