1e67db06eSJia Liu /* 2e67db06eSJia Liu * OpenRISC Machine 3e67db06eSJia Liu * 4e67db06eSJia Liu * Copyright (c) 2011-2012 Jia Liu <proljc@gmail.com> 5e67db06eSJia Liu * 6e67db06eSJia Liu * This library is free software; you can redistribute it and/or 7e67db06eSJia Liu * modify it under the terms of the GNU Lesser General Public 8e67db06eSJia Liu * License as published by the Free Software Foundation; either 9e67db06eSJia Liu * version 2 of the License, or (at your option) any later version. 10e67db06eSJia Liu * 11e67db06eSJia Liu * This library is distributed in the hope that it will be useful, 12e67db06eSJia Liu * but WITHOUT ANY WARRANTY; without even the implied warranty of 13e67db06eSJia Liu * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14e67db06eSJia Liu * Lesser General Public License for more details. 15e67db06eSJia Liu * 16e67db06eSJia Liu * You should have received a copy of the GNU Lesser General Public 17e67db06eSJia Liu * License along with this library; if not, see <http://www.gnu.org/licenses/>. 18e67db06eSJia Liu */ 19e67db06eSJia Liu 20ed2decc6SPeter Maydell #include "qemu/osdep.h" 2133c11879SPaolo Bonzini #include "qemu-common.h" 2233c11879SPaolo Bonzini #include "cpu.h" 23e67db06eSJia Liu #include "hw/hw.h" 24e67db06eSJia Liu #include "hw/boards.h" 251e00b8d5SPaolo Bonzini #include "migration/cpu.h" 26e67db06eSJia Liu 2784775c43SRichard Henderson static int get_sr(QEMUFile *f, void *opaque, size_t size, VMStateField *field) 2884775c43SRichard Henderson { 2984775c43SRichard Henderson CPUOpenRISCState *env = opaque; 3084775c43SRichard Henderson cpu_set_sr(env, qemu_get_be32(f)); 3184775c43SRichard Henderson return 0; 3284775c43SRichard Henderson } 3384775c43SRichard Henderson 3484775c43SRichard Henderson static int put_sr(QEMUFile *f, void *opaque, size_t size, 3584775c43SRichard Henderson VMStateField *field, QJSON *vmdesc) 3684775c43SRichard Henderson { 3784775c43SRichard Henderson CPUOpenRISCState *env = opaque; 3884775c43SRichard Henderson qemu_put_be32(f, cpu_get_sr(env)); 3984775c43SRichard Henderson return 0; 4084775c43SRichard Henderson } 4184775c43SRichard Henderson 4284775c43SRichard Henderson static const VMStateInfo vmstate_sr = { 4384775c43SRichard Henderson .name = "sr", 4484775c43SRichard Henderson .get = get_sr, 4584775c43SRichard Henderson .put = put_sr, 4684775c43SRichard Henderson }; 4784775c43SRichard Henderson 48da697214SAndreas Färber static const VMStateDescription vmstate_env = { 49da697214SAndreas Färber .name = "env", 50*6f7332baSRichard Henderson .version_id = 3, 51*6f7332baSRichard Henderson .minimum_version_id = 3, 52e67db06eSJia Liu .fields = (VMStateField[]) { 53930c3d00SRichard Henderson VMSTATE_UINTTL_ARRAY(gpr, CPUOpenRISCState, 32), 54930c3d00SRichard Henderson VMSTATE_UINTTL(pc, CPUOpenRISCState), 55930c3d00SRichard Henderson VMSTATE_UINTTL(npc, CPUOpenRISCState), 56930c3d00SRichard Henderson VMSTATE_UINTTL(ppc, CPUOpenRISCState), 57930c3d00SRichard Henderson VMSTATE_UINTTL(jmp_pc, CPUOpenRISCState), 58930c3d00SRichard Henderson VMSTATE_UINTTL(lock_addr, CPUOpenRISCState), 59930c3d00SRichard Henderson VMSTATE_UINTTL(lock_value, CPUOpenRISCState), 60930c3d00SRichard Henderson VMSTATE_UINTTL(epcr, CPUOpenRISCState), 61930c3d00SRichard Henderson VMSTATE_UINTTL(eear, CPUOpenRISCState), 6284775c43SRichard Henderson 6384775c43SRichard Henderson /* Save the architecture value of the SR, not the internally 6484775c43SRichard Henderson expanded version. Since this architecture value does not 6584775c43SRichard Henderson exist in memory to be stored, this requires a but of hoop 6684775c43SRichard Henderson jumping. We want OFFSET=0 so that we effectively pass ENV 6784775c43SRichard Henderson to the helper functions, and we need to fill in the name by 6884775c43SRichard Henderson hand since there's no field of that name. */ 6984775c43SRichard Henderson { 7084775c43SRichard Henderson .name = "sr", 7184775c43SRichard Henderson .version_id = 0, 7284775c43SRichard Henderson .size = sizeof(uint32_t), 7384775c43SRichard Henderson .info = &vmstate_sr, 7484775c43SRichard Henderson .flags = VMS_SINGLE, 7584775c43SRichard Henderson .offset = 0 7684775c43SRichard Henderson }, 7784775c43SRichard Henderson 78930c3d00SRichard Henderson VMSTATE_UINT32(vr, CPUOpenRISCState), 79930c3d00SRichard Henderson VMSTATE_UINT32(upr, CPUOpenRISCState), 80930c3d00SRichard Henderson VMSTATE_UINT32(cpucfgr, CPUOpenRISCState), 81930c3d00SRichard Henderson VMSTATE_UINT32(dmmucfgr, CPUOpenRISCState), 82930c3d00SRichard Henderson VMSTATE_UINT32(immucfgr, CPUOpenRISCState), 83e67db06eSJia Liu VMSTATE_UINT32(esr, CPUOpenRISCState), 84e67db06eSJia Liu VMSTATE_UINT32(fpcsr, CPUOpenRISCState), 85*6f7332baSRichard Henderson VMSTATE_UINT64(mac, CPUOpenRISCState), 86e67db06eSJia Liu VMSTATE_END_OF_LIST() 87e67db06eSJia Liu } 88e67db06eSJia Liu }; 89e67db06eSJia Liu 90da697214SAndreas Färber const VMStateDescription vmstate_openrisc_cpu = { 91da697214SAndreas Färber .name = "cpu", 92da697214SAndreas Färber .version_id = 1, 93da697214SAndreas Färber .minimum_version_id = 1, 94da697214SAndreas Färber .fields = (VMStateField[]) { 95da697214SAndreas Färber VMSTATE_CPU(), 96da697214SAndreas Färber VMSTATE_STRUCT(env, OpenRISCCPU, 1, vmstate_env, CPUOpenRISCState), 97da697214SAndreas Färber VMSTATE_END_OF_LIST() 98e67db06eSJia Liu } 99da697214SAndreas Färber }; 100