1f7697f0eSYifei Jiang /* 2f7697f0eSYifei Jiang * RISC-V VMState Description 3f7697f0eSYifei Jiang * 4f7697f0eSYifei Jiang * Copyright (c) 2020 Huawei Technologies Co., Ltd 5f7697f0eSYifei Jiang * 6f7697f0eSYifei Jiang * This program is free software; you can redistribute it and/or modify it 7f7697f0eSYifei Jiang * under the terms and conditions of the GNU General Public License, 8f7697f0eSYifei Jiang * version 2 or later, as published by the Free Software Foundation. 9f7697f0eSYifei Jiang * 10f7697f0eSYifei Jiang * This program is distributed in the hope it will be useful, but WITHOUT 11f7697f0eSYifei Jiang * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12f7697f0eSYifei Jiang * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13f7697f0eSYifei Jiang * more details. 14f7697f0eSYifei Jiang * 15f7697f0eSYifei Jiang * You should have received a copy of the GNU General Public License along with 16f7697f0eSYifei Jiang * this program. If not, see <http://www.gnu.org/licenses/>. 17f7697f0eSYifei Jiang */ 18f7697f0eSYifei Jiang 19f7697f0eSYifei Jiang #include "qemu/osdep.h" 20f7697f0eSYifei Jiang #include "cpu.h" 21f7697f0eSYifei Jiang #include "qemu/error-report.h" 22f7697f0eSYifei Jiang #include "sysemu/kvm.h" 23f7697f0eSYifei Jiang #include "migration/cpu.h" 24f7697f0eSYifei Jiang 25*24beb03eSYifei Jiang static bool pmp_needed(void *opaque) 26*24beb03eSYifei Jiang { 27*24beb03eSYifei Jiang RISCVCPU *cpu = opaque; 28*24beb03eSYifei Jiang CPURISCVState *env = &cpu->env; 29*24beb03eSYifei Jiang 30*24beb03eSYifei Jiang return riscv_feature(env, RISCV_FEATURE_PMP); 31*24beb03eSYifei Jiang } 32*24beb03eSYifei Jiang 33*24beb03eSYifei Jiang static int pmp_post_load(void *opaque, int version_id) 34*24beb03eSYifei Jiang { 35*24beb03eSYifei Jiang RISCVCPU *cpu = opaque; 36*24beb03eSYifei Jiang CPURISCVState *env = &cpu->env; 37*24beb03eSYifei Jiang int i; 38*24beb03eSYifei Jiang 39*24beb03eSYifei Jiang for (i = 0; i < MAX_RISCV_PMPS; i++) { 40*24beb03eSYifei Jiang pmp_update_rule_addr(env, i); 41*24beb03eSYifei Jiang } 42*24beb03eSYifei Jiang pmp_update_rule_nums(env); 43*24beb03eSYifei Jiang 44*24beb03eSYifei Jiang return 0; 45*24beb03eSYifei Jiang } 46*24beb03eSYifei Jiang 47*24beb03eSYifei Jiang static const VMStateDescription vmstate_pmp_entry = { 48*24beb03eSYifei Jiang .name = "cpu/pmp/entry", 49*24beb03eSYifei Jiang .version_id = 1, 50*24beb03eSYifei Jiang .minimum_version_id = 1, 51*24beb03eSYifei Jiang .fields = (VMStateField[]) { 52*24beb03eSYifei Jiang VMSTATE_UINTTL(addr_reg, pmp_entry_t), 53*24beb03eSYifei Jiang VMSTATE_UINT8(cfg_reg, pmp_entry_t), 54*24beb03eSYifei Jiang VMSTATE_END_OF_LIST() 55*24beb03eSYifei Jiang } 56*24beb03eSYifei Jiang }; 57*24beb03eSYifei Jiang 58*24beb03eSYifei Jiang static const VMStateDescription vmstate_pmp = { 59*24beb03eSYifei Jiang .name = "cpu/pmp", 60*24beb03eSYifei Jiang .version_id = 1, 61*24beb03eSYifei Jiang .minimum_version_id = 1, 62*24beb03eSYifei Jiang .needed = pmp_needed, 63*24beb03eSYifei Jiang .post_load = pmp_post_load, 64*24beb03eSYifei Jiang .fields = (VMStateField[]) { 65*24beb03eSYifei Jiang VMSTATE_STRUCT_ARRAY(env.pmp_state.pmp, RISCVCPU, MAX_RISCV_PMPS, 66*24beb03eSYifei Jiang 0, vmstate_pmp_entry, pmp_entry_t), 67*24beb03eSYifei Jiang VMSTATE_END_OF_LIST() 68*24beb03eSYifei Jiang } 69*24beb03eSYifei Jiang }; 70*24beb03eSYifei Jiang 71f7697f0eSYifei Jiang const VMStateDescription vmstate_riscv_cpu = { 72f7697f0eSYifei Jiang .name = "cpu", 73f7697f0eSYifei Jiang .version_id = 1, 74f7697f0eSYifei Jiang .minimum_version_id = 1, 75f7697f0eSYifei Jiang .fields = (VMStateField[]) { 76f7697f0eSYifei Jiang VMSTATE_UINTTL_ARRAY(env.gpr, RISCVCPU, 32), 77f7697f0eSYifei Jiang VMSTATE_UINT64_ARRAY(env.fpr, RISCVCPU, 32), 78f7697f0eSYifei Jiang VMSTATE_UINTTL(env.pc, RISCVCPU), 79f7697f0eSYifei Jiang VMSTATE_UINTTL(env.load_res, RISCVCPU), 80f7697f0eSYifei Jiang VMSTATE_UINTTL(env.load_val, RISCVCPU), 81f7697f0eSYifei Jiang VMSTATE_UINTTL(env.frm, RISCVCPU), 82f7697f0eSYifei Jiang VMSTATE_UINTTL(env.badaddr, RISCVCPU), 83f7697f0eSYifei Jiang VMSTATE_UINTTL(env.guest_phys_fault_addr, RISCVCPU), 84f7697f0eSYifei Jiang VMSTATE_UINTTL(env.priv_ver, RISCVCPU), 85f7697f0eSYifei Jiang VMSTATE_UINTTL(env.vext_ver, RISCVCPU), 86f7697f0eSYifei Jiang VMSTATE_UINTTL(env.misa, RISCVCPU), 87f7697f0eSYifei Jiang VMSTATE_UINTTL(env.misa_mask, RISCVCPU), 88f7697f0eSYifei Jiang VMSTATE_UINT32(env.features, RISCVCPU), 89f7697f0eSYifei Jiang VMSTATE_UINTTL(env.priv, RISCVCPU), 90f7697f0eSYifei Jiang VMSTATE_UINTTL(env.virt, RISCVCPU), 91f7697f0eSYifei Jiang VMSTATE_UINTTL(env.resetvec, RISCVCPU), 92f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mhartid, RISCVCPU), 93f7697f0eSYifei Jiang VMSTATE_UINT64(env.mstatus, RISCVCPU), 94f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mip, RISCVCPU), 95f7697f0eSYifei Jiang VMSTATE_UINT32(env.miclaim, RISCVCPU), 96f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mie, RISCVCPU), 97f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mideleg, RISCVCPU), 98f7697f0eSYifei Jiang VMSTATE_UINTTL(env.sptbr, RISCVCPU), 99f7697f0eSYifei Jiang VMSTATE_UINTTL(env.satp, RISCVCPU), 100f7697f0eSYifei Jiang VMSTATE_UINTTL(env.sbadaddr, RISCVCPU), 101f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mbadaddr, RISCVCPU), 102f7697f0eSYifei Jiang VMSTATE_UINTTL(env.medeleg, RISCVCPU), 103f7697f0eSYifei Jiang VMSTATE_UINTTL(env.stvec, RISCVCPU), 104f7697f0eSYifei Jiang VMSTATE_UINTTL(env.sepc, RISCVCPU), 105f7697f0eSYifei Jiang VMSTATE_UINTTL(env.scause, RISCVCPU), 106f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mtvec, RISCVCPU), 107f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mepc, RISCVCPU), 108f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mcause, RISCVCPU), 109f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mtval, RISCVCPU), 110f7697f0eSYifei Jiang VMSTATE_UINTTL(env.scounteren, RISCVCPU), 111f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mcounteren, RISCVCPU), 112f7697f0eSYifei Jiang VMSTATE_UINTTL(env.sscratch, RISCVCPU), 113f7697f0eSYifei Jiang VMSTATE_UINTTL(env.mscratch, RISCVCPU), 114f7697f0eSYifei Jiang VMSTATE_UINT64(env.mfromhost, RISCVCPU), 115f7697f0eSYifei Jiang VMSTATE_UINT64(env.mtohost, RISCVCPU), 116f7697f0eSYifei Jiang VMSTATE_UINT64(env.timecmp, RISCVCPU), 117f7697f0eSYifei Jiang 118f7697f0eSYifei Jiang VMSTATE_END_OF_LIST() 119*24beb03eSYifei Jiang }, 120*24beb03eSYifei Jiang .subsections = (const VMStateDescription * []) { 121*24beb03eSYifei Jiang &vmstate_pmp, 122*24beb03eSYifei Jiang NULL 123f7697f0eSYifei Jiang } 124f7697f0eSYifei Jiang }; 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