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ef1df13087
This patch provides the cpu save information for dumps and later life migration and enables migration of the CPU state. The code is based on earlier work from Christian Borntraeger and Jason Herne. Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com> Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> [provide cpu_post_load()] Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> CC: Andreas Faerber <afaerber@suse.de> CC: Christian Borntraeger <borntraeger@de.ibm.com> CC: Jason J. Herne <jjherne@us.ibm.com> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> [Cornelia Huck: tweaked cpu_post_load() comment] Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
/*
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* S390x machine definitions and functions
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*
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* Copyright IBM Corp. 2014
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*
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* Authors:
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* Thomas Huth <thuth@linux.vnet.ibm.com>
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* Christian Borntraeger <borntraeger@de.ibm.com>
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* Jason J. Herne <jjherne@us.ibm.com>
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*
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* This work is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published
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* by the Free Software Foundation; either version 2 of the License,
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* or (at your option) any later version.
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*/
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#include "hw/hw.h"
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#include "cpu.h"
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#include "sysemu/kvm.h"
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static int cpu_post_load(void *opaque, int version_id)
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{
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S390CPU *cpu = opaque;
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/*
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* As the cpu state is pushed to kvm via kvm_set_mp_state rather
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* than via cpu_synchronize_state, we need update kvm here.
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*/
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if (kvm_enabled()) {
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kvm_s390_set_cpu_state(cpu, cpu->env.cpu_state);
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}
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return 0;
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}
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const VMStateDescription vmstate_s390_cpu = {
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.name = "cpu",
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.post_load = cpu_post_load,
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.version_id = 1,
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.minimum_version_id = 1,
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.fields = (VMStateField[]) {
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VMSTATE_UINT64(env.fregs[0].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[1].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[2].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[3].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[4].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[5].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[6].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[7].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[8].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[9].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[10].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[11].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[12].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[13].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[14].ll, S390CPU),
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VMSTATE_UINT64(env.fregs[15].ll, S390CPU),
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VMSTATE_UINT64_ARRAY(env.regs, S390CPU, 16),
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VMSTATE_UINT64(env.psw.mask, S390CPU),
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VMSTATE_UINT64(env.psw.addr, S390CPU),
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VMSTATE_UINT64(env.psa, S390CPU),
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VMSTATE_UINT32(env.fpc, S390CPU),
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VMSTATE_UINT32(env.todpr, S390CPU),
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VMSTATE_UINT64(env.pfault_token, S390CPU),
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VMSTATE_UINT64(env.pfault_compare, S390CPU),
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VMSTATE_UINT64(env.pfault_select, S390CPU),
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VMSTATE_UINT64(env.cputm, S390CPU),
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VMSTATE_UINT64(env.ckc, S390CPU),
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VMSTATE_UINT64(env.gbea, S390CPU),
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VMSTATE_UINT64(env.pp, S390CPU),
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VMSTATE_UINT32_ARRAY(env.aregs, S390CPU, 16),
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VMSTATE_UINT64_ARRAY(env.cregs, S390CPU, 16),
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VMSTATE_UINT8(env.cpu_state, S390CPU),
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VMSTATE_END_OF_LIST()
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},
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};
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