// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (C) 2022 Ventana Micro Systems Inc. */ #include long smh_trap(int sysnum, void *addr) { register int ret asm ("a0") = sysnum; register void *param0 asm ("a1") = addr; asm volatile (".align 4\n" ".option push\n" ".option norvc\n" "slli zero, zero, 0x1f\n" "ebreak\n" "srai zero, zero, 7\n" ".option pop\n" : "+r" (ret) : "r" (param0) : "memory"); return ret; }