qemu/target/microblaze/machine.c

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/*
* Microblaze VMState for qemu.
*
* Copyright (c) 2020 Linaro, Ltd.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "qemu/osdep.h"
#include "cpu.h"
#include "migration/cpu.h"
static VMStateField vmstate_mmu_fields[] = {
VMSTATE_UINT64_2DARRAY(rams, MicroBlazeMMU, 2, TLB_ENTRIES),
VMSTATE_UINT8_ARRAY(tids, MicroBlazeMMU, TLB_ENTRIES),
VMSTATE_UINT32_ARRAY(regs, MicroBlazeMMU, 3),
VMSTATE_END_OF_LIST()
};
static const VMStateDescription vmstate_mmu = {
.name = "mmu",
.version_id = 0,
.minimum_version_id = 0,
.fields = vmstate_mmu_fields,
};
static int get_msr(QEMUFile *f, void *opaque, size_t size,
const VMStateField *field)
{
CPUMBState *env = container_of(opaque, CPUMBState, msr);
mb_cpu_write_msr(env, qemu_get_be32(f));
return 0;
}
static int put_msr(QEMUFile *f, void *opaque, size_t size,
const VMStateField *field, JSONWriter *vmdesc)
{
CPUMBState *env = container_of(opaque, CPUMBState, msr);
qemu_put_be32(f, mb_cpu_read_msr(env));
return 0;
}
static const VMStateInfo vmstate_msr = {
.name = "msr",
.get = get_msr,
.put = put_msr,
};
static VMStateField vmstate_env_fields[] = {
VMSTATE_UINT32_ARRAY(regs, CPUMBState, 32),
VMSTATE_UINT32(pc, CPUMBState),
VMSTATE_SINGLE(msr, CPUMBState, 0, vmstate_msr, uint32_t),
VMSTATE_UINT32(esr, CPUMBState),
VMSTATE_UINT32(fsr, CPUMBState),
VMSTATE_UINT32(btr, CPUMBState),
VMSTATE_UINT32(edr, CPUMBState),
VMSTATE_UINT32(slr, CPUMBState),
VMSTATE_UINT32(shr, CPUMBState),
VMSTATE_UINT64(ear, CPUMBState),
VMSTATE_UINT32(btarget, CPUMBState),
VMSTATE_UINT32(imm, CPUMBState),
VMSTATE_UINT32(iflags, CPUMBState),
VMSTATE_UINT32(res_val, CPUMBState),
VMSTATE_UINTTL(res_addr, CPUMBState),
VMSTATE_STRUCT(mmu, CPUMBState, 0, vmstate_mmu, MicroBlazeMMU),
VMSTATE_END_OF_LIST()
};
static const VMStateDescription vmstate_env = {
.name = "env",
.version_id = 0,
.minimum_version_id = 0,
.fields = vmstate_env_fields,
};
static VMStateField vmstate_cpu_fields[] = {
VMSTATE_CPU(),
VMSTATE_STRUCT(env, MicroBlazeCPU, 1, vmstate_env, CPUMBState),
VMSTATE_END_OF_LIST()
};
const VMStateDescription vmstate_mb_cpu = {
.name = "cpu",
.version_id = 0,
.minimum_version_id = 0,
.fields = vmstate_cpu_fields,
};