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/*
* S390x machine definitions and functions
*
* Copyright IBM Corp. 2014
*
* Authors:
* Thomas Huth <thuth@linux.vnet.ibm.com>
* Christian Borntraeger <borntraeger@de.ibm.com>
* Jason J. Herne <jjherne@us.ibm.com>
*
* This work is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published
* by the Free Software Foundation; either version 2 of the License,
* or (at your option) any later version.
*/
#include "hw/hw.h"
#include "cpu.h"
#include "sysemu/kvm.h"
static int cpu_post_load(void *opaque, int version_id)
{
S390CPU *cpu = opaque;
/*
* As the cpu state is pushed to kvm via kvm_set_mp_state rather
* than via cpu_synchronize_state, we need update kvm here.
*/
if (kvm_enabled()) {
kvm_s390_set_cpu_state(cpu, cpu->env.cpu_state);
return kvm_s390_vcpu_interrupt_post_load(cpu);
}
return 0;
}
static void cpu_pre_save(void *opaque)
{
S390CPU *cpu = opaque;
if (kvm_enabled()) {
kvm_s390_vcpu_interrupt_pre_save(cpu);
}
}
const VMStateDescription vmstate_fpu = {
.name = "cpu/fpu",
.version_id = 1,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_UINT64(env.vregs[0][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[1][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[2][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[3][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[4][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[5][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[6][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[7][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[8][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[9][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[10][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[11][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[12][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[13][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[14][0].ll, S390CPU),
VMSTATE_UINT64(env.vregs[15][0].ll, S390CPU),
VMSTATE_UINT32(env.fpc, S390CPU),
VMSTATE_END_OF_LIST()
}
};
static inline bool fpu_needed(void *opaque)
{
return true;
}
const VMStateDescription vmstate_s390_cpu = {
.name = "cpu",
.post_load = cpu_post_load,
.pre_save = cpu_pre_save,
.version_id = 4,
.minimum_version_id = 3,
.fields = (VMStateField[]) {
VMSTATE_UINT64_ARRAY(env.regs, S390CPU, 16),
VMSTATE_UINT64(env.psw.mask, S390CPU),
VMSTATE_UINT64(env.psw.addr, S390CPU),
VMSTATE_UINT64(env.psa, S390CPU),
VMSTATE_UINT32(env.todpr, S390CPU),
VMSTATE_UINT64(env.pfault_token, S390CPU),
VMSTATE_UINT64(env.pfault_compare, S390CPU),
VMSTATE_UINT64(env.pfault_select, S390CPU),
VMSTATE_UINT64(env.cputm, S390CPU),
VMSTATE_UINT64(env.ckc, S390CPU),
VMSTATE_UINT64(env.gbea, S390CPU),
VMSTATE_UINT64(env.pp, S390CPU),
VMSTATE_UINT32_ARRAY(env.aregs, S390CPU, 16),
VMSTATE_UINT64_ARRAY(env.cregs, S390CPU, 16),
VMSTATE_UINT8(env.cpu_state, S390CPU),
VMSTATE_UINT8(env.sigp_order, S390CPU),
VMSTATE_UINT32_V(irqstate_saved_size, S390CPU, 4),
VMSTATE_VBUFFER_UINT32(irqstate, S390CPU, 4, NULL, 0,
irqstate_saved_size),
VMSTATE_END_OF_LIST()
},
.subsections = (VMStateSubsection[]) {
{
.vmsd = &vmstate_fpu,
.needed = fpu_needed,
} , {
/* empty */
}
},
};
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