1b35f4c73SSean Christopherson /* SPDX-License-Identifier: GPL-2.0-only */
2b35f4c73SSean Christopherson #ifndef SELFTEST_KVM_UCALL_H
3b35f4c73SSean Christopherson #define SELFTEST_KVM_UCALL_H
4b35f4c73SSean Christopherson 
5b35f4c73SSean Christopherson #include "kvm_util_base.h"
6b35f4c73SSean Christopherson 
7*edb5b700SSean Christopherson #define UCALL_EXIT_REASON       KVM_EXIT_MMIO
8*edb5b700SSean Christopherson 
9b35f4c73SSean Christopherson /*
10b35f4c73SSean Christopherson  * ucall_exit_mmio_addr holds per-VM values (global data is duplicated by each
11b35f4c73SSean Christopherson  * VM), it must not be accessed from host code.
12b35f4c73SSean Christopherson  */
13b35f4c73SSean Christopherson extern vm_vaddr_t *ucall_exit_mmio_addr;
14b35f4c73SSean Christopherson 
ucall_arch_do_ucall(vm_vaddr_t uc)15b35f4c73SSean Christopherson static inline void ucall_arch_do_ucall(vm_vaddr_t uc)
16b35f4c73SSean Christopherson {
17b35f4c73SSean Christopherson 	WRITE_ONCE(*ucall_exit_mmio_addr, uc);
18b35f4c73SSean Christopherson }
19b35f4c73SSean Christopherson 
20b35f4c73SSean Christopherson #endif
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