/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef SELFTEST_KVM_UCALL_H #define SELFTEST_KVM_UCALL_H #include "kvm_util_base.h" #define UCALL_EXIT_REASON KVM_EXIT_S390_SIEIC static inline void ucall_arch_init(struct kvm_vm *vm, vm_paddr_t mmio_gpa) { } static inline void ucall_arch_do_ucall(vm_vaddr_t uc) { /* Exit via DIAGNOSE 0x501 (normally used for breakpoints) */ asm volatile ("diag 0,%0,0x501" : : "a"(uc) : "memory"); } #endif