Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #ifndef __SELFTESTS_X86_HELPERS_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) #define __SELFTESTS_X86_HELPERS_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) #include <asm/processor-flags.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) static inline unsigned long get_eflags(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 	unsigned long eflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 	asm volatile (
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #ifdef __x86_64__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 		"subq $128, %%rsp\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 		"pushfq\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 		"popq %0\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 		"addq $128, %%rsp"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 		"pushfl\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 		"popl %0"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 		: "=r" (eflags) :: "memory");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 	return eflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) static inline void set_eflags(unsigned long eflags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 	asm volatile (
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #ifdef __x86_64__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 		"subq $128, %%rsp\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 		"pushq %0\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 		"popfq\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 		"addq $128, %%rsp"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 		"pushl %0\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 		"popfl"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 		:: "r" (eflags) : "flags", "memory");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #endif /* __SELFTESTS_X86_HELPERS_H */