194 lines
6.9 KiB
C
194 lines
6.9 KiB
C
/*
|
|
* 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 "qemu/osdep.h"
|
|
#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);
|
|
}
|
|
}
|
|
|
|
static inline bool fpu_needed(void *opaque)
|
|
{
|
|
/* This looks odd, but we might want to NOT transfer fprs in the future */
|
|
return true;
|
|
}
|
|
|
|
static const VMStateDescription vmstate_fpu = {
|
|
.name = "cpu/fpu",
|
|
.version_id = 1,
|
|
.minimum_version_id = 1,
|
|
.needed = fpu_needed,
|
|
.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 bool vregs_needed(void *opaque)
|
|
{
|
|
return s390_has_feat(S390_FEAT_VECTOR);
|
|
}
|
|
|
|
static const VMStateDescription vmstate_vregs = {
|
|
.name = "cpu/vregs",
|
|
.version_id = 1,
|
|
.minimum_version_id = 1,
|
|
.needed = vregs_needed,
|
|
.fields = (VMStateField[]) {
|
|
/* vregs[0][0] -> vregs[15][0] and fregs are overlays */
|
|
VMSTATE_UINT64(env.vregs[16][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[17][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[18][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[19][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[20][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[21][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[22][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[23][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[24][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[25][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[26][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[27][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[28][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[29][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[30][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[31][0].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[0][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[1][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[2][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[3][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[4][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[5][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[6][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[7][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[8][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[9][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[10][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[11][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[12][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[13][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[14][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[15][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[16][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[17][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[18][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[19][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[20][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[21][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[22][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[23][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[24][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[25][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[26][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[27][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[28][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[29][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[30][1].ll, S390CPU),
|
|
VMSTATE_UINT64(env.vregs[31][1].ll, S390CPU),
|
|
VMSTATE_END_OF_LIST()
|
|
}
|
|
};
|
|
|
|
static bool riccb_needed(void *opaque)
|
|
{
|
|
return s390_has_feat(S390_FEAT_RUNTIME_INSTRUMENTATION);
|
|
}
|
|
|
|
const VMStateDescription vmstate_riccb = {
|
|
.name = "cpu/riccb",
|
|
.version_id = 1,
|
|
.minimum_version_id = 1,
|
|
.needed = riccb_needed,
|
|
.fields = (VMStateField[]) {
|
|
VMSTATE_UINT8_ARRAY(env.riccb, S390CPU, 64),
|
|
VMSTATE_END_OF_LIST()
|
|
}
|
|
};
|
|
|
|
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 = (const VMStateDescription*[]) {
|
|
&vmstate_fpu,
|
|
&vmstate_vregs,
|
|
&vmstate_riccb,
|
|
NULL
|
|
},
|
|
};
|