1*e7f2670fSClaudio Fontana /* 2*e7f2670fSClaudio Fontana * x86 exception helpers - user-mode specific code 3*e7f2670fSClaudio Fontana * 4*e7f2670fSClaudio Fontana * Copyright (c) 2003 Fabrice Bellard 5*e7f2670fSClaudio Fontana * 6*e7f2670fSClaudio Fontana * This library is free software; you can redistribute it and/or 7*e7f2670fSClaudio Fontana * modify it under the terms of the GNU Lesser General Public 8*e7f2670fSClaudio Fontana * License as published by the Free Software Foundation; either 9*e7f2670fSClaudio Fontana * version 2.1 of the License, or (at your option) any later version. 10*e7f2670fSClaudio Fontana * 11*e7f2670fSClaudio Fontana * This library is distributed in the hope that it will be useful, 12*e7f2670fSClaudio Fontana * but WITHOUT ANY WARRANTY; without even the implied warranty of 13*e7f2670fSClaudio Fontana * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14*e7f2670fSClaudio Fontana * Lesser General Public License for more details. 15*e7f2670fSClaudio Fontana * 16*e7f2670fSClaudio Fontana * You should have received a copy of the GNU Lesser General Public 17*e7f2670fSClaudio Fontana * License along with this library; if not, see <http://www.gnu.org/licenses/>. 18*e7f2670fSClaudio Fontana */ 19*e7f2670fSClaudio Fontana 20*e7f2670fSClaudio Fontana #include "qemu/osdep.h" 21*e7f2670fSClaudio Fontana #include "cpu.h" 22*e7f2670fSClaudio Fontana #include "exec/exec-all.h" 23*e7f2670fSClaudio Fontana #include "tcg/helper-tcg.h" 24*e7f2670fSClaudio Fontana 25*e7f2670fSClaudio Fontana bool x86_cpu_tlb_fill(CPUState *cs, vaddr addr, int size, 26*e7f2670fSClaudio Fontana MMUAccessType access_type, int mmu_idx, 27*e7f2670fSClaudio Fontana bool probe, uintptr_t retaddr) 28*e7f2670fSClaudio Fontana { 29*e7f2670fSClaudio Fontana X86CPU *cpu = X86_CPU(cs); 30*e7f2670fSClaudio Fontana CPUX86State *env = &cpu->env; 31*e7f2670fSClaudio Fontana 32*e7f2670fSClaudio Fontana env->cr[2] = addr; 33*e7f2670fSClaudio Fontana env->error_code = (access_type == MMU_DATA_STORE) << PG_ERROR_W_BIT; 34*e7f2670fSClaudio Fontana env->error_code |= PG_ERROR_U_MASK; 35*e7f2670fSClaudio Fontana cs->exception_index = EXCP0E_PAGE; 36*e7f2670fSClaudio Fontana env->exception_is_int = 0; 37*e7f2670fSClaudio Fontana env->exception_next_eip = -1; 38*e7f2670fSClaudio Fontana cpu_loop_exit_restore(cs, retaddr); 39*e7f2670fSClaudio Fontana } 40