1*a9a3bf98SJerome Forissier/* SPDX-License-Identifier: BSD-2-Clause */ 2*a9a3bf98SJerome Forissier/* 3*a9a3bf98SJerome Forissier * Copyright (c) 2024 Linaro, Ltd. 4*a9a3bf98SJerome Forissier */ 5*a9a3bf98SJerome Forissier 6*a9a3bf98SJerome Forissier#include <asm.S> 7*a9a3bf98SJerome Forissier 8*a9a3bf98SJerome Forissier/* 9*a9a3bf98SJerome Forissier * uintptr_t __do_semihosting(uintptr_t op, uintptr_t arg) 10*a9a3bf98SJerome Forissier * 11*a9a3bf98SJerome Forissier * Refer to "Semihosting for Aarch32 and Aarch64": 12*a9a3bf98SJerome Forissier * https://github.com/ARM-software/abi-aa/blob/main/semihosting/semihosting.rst 13*a9a3bf98SJerome Forissier */ 14*a9a3bf98SJerome ForissierFUNC __do_semihosting , : 15*a9a3bf98SJerome Forissier hlt #0xf000 16*a9a3bf98SJerome Forissier ret 17*a9a3bf98SJerome ForissierEND_FUNC __do_semihosting 18