4 * Copyright 2012, 2020 IBM Corp.
5 * Copyright (c) 2009 Alexander Graf <agraf@suse.de>
6 * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
7 * Janosch Frank <frankja@linux.ibm.com>
9 * This work is licensed under the terms of the GNU GPL, version 2 or (at
10 * your option) any later version. See the COPYING file in the top-level
14 #include "qemu/osdep.h"
15 #include "qapi/error.h"
16 #include "exec/ram_addr.h"
17 #include "hw/s390x/s390-virtio-hcall.h"
18 #include "hw/s390x/sclp.h"
19 #include "hw/s390x/s390_flic.h"
20 #include "hw/s390x/ioinst.h"
21 #include "hw/s390x/css.h"
22 #include "virtio-ccw.h"
23 #include "qemu/config-file.h"
24 #include "qemu/ctype.h"
25 #include "qemu/error-report.h"
26 #include "qemu/option.h"
27 #include "qemu/qemu-print.h"
28 #include "qemu/units.h"
29 #include "hw/s390x/s390-pci-bus.h"
30 #include "sysemu/reset.h"
31 #include "hw/s390x/storage-keys.h"
32 #include "hw/s390x/storage-attributes.h"
33 #include "hw/s390x/event-facility.h"
35 #include "hw/s390x/s390-virtio-ccw.h"
36 #include "hw/s390x/css-bridge.h"
37 #include "hw/s390x/ap-bridge.h"
38 #include "migration/register.h"
39 #include "cpu_models.h"
41 #include "hw/qdev-properties.h"
42 #include "hw/s390x/tod.h"
43 #include "sysemu/sysemu.h"
44 #include "sysemu/cpus.h"
45 #include "target/s390x/kvm/pv.h"
46 #include "migration/blocker.h"
47 #include "qapi/visitor.h"
48 #include "hw/s390x/cpu-topology.h"
50 static Error
*pv_mig_blocker
;
52 S390CPU
*s390_cpu_addr2state(uint16_t cpu_addr
)
54 static MachineState
*ms
;
57 ms
= MACHINE(qdev_get_machine());
58 g_assert(ms
->possible_cpus
);
61 /* CPU address corresponds to the core_id and the index */
62 if (cpu_addr
>= ms
->possible_cpus
->len
) {
65 return S390_CPU(ms
->possible_cpus
->cpus
[cpu_addr
].cpu
);
68 static S390CPU
*s390x_new_cpu(const char *typename
, uint32_t core_id
,
71 S390CPU
*cpu
= S390_CPU(object_new(typename
));
74 if (!object_property_set_int(OBJECT(cpu
), "core-id", core_id
, errp
)) {
77 if (!qdev_realize(DEVICE(cpu
), NULL
, errp
)) {
83 object_unref(OBJECT(cpu
));
87 static void s390_init_cpus(MachineState
*machine
)
89 MachineClass
*mc
= MACHINE_GET_CLASS(machine
);
90 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
93 if (machine
->smp
.threads
> s390mc
->max_threads
) {
94 error_report("S390 does not support more than %d threads.",
99 /* initialize possible_cpus */
100 mc
->possible_cpu_arch_ids(machine
);
102 for (i
= 0; i
< machine
->smp
.cpus
; i
++) {
103 s390x_new_cpu(machine
->cpu_type
, i
, &error_fatal
);
107 static const char *const reset_dev_types
[] = {
108 TYPE_VIRTUAL_CSS_BRIDGE
,
109 "s390-sclp-event-facility",
112 TYPE_S390_PCI_HOST_BRIDGE
,
116 static void subsystem_reset(void)
121 for (i
= 0; i
< ARRAY_SIZE(reset_dev_types
); i
++) {
122 dev
= DEVICE(object_resolve_path_type("", reset_dev_types
[i
], NULL
));
124 device_cold_reset(dev
);
127 if (s390_has_topology()) {
128 s390_topology_reset();
132 static int virtio_ccw_hcall_notify(const uint64_t *args
)
134 uint64_t subch_id
= args
[0];
135 uint64_t queue
= args
[1];
137 int cssid
, ssid
, schid
, m
;
139 if (ioinst_disassemble_sch_ident(subch_id
, &m
, &cssid
, &ssid
, &schid
)) {
142 sch
= css_find_subch(m
, cssid
, ssid
, schid
);
143 if (!sch
|| !css_subch_visible(sch
)) {
146 if (queue
>= VIRTIO_QUEUE_MAX
) {
149 virtio_queue_notify(virtio_ccw_get_vdev(sch
), queue
);
154 static int virtio_ccw_hcall_early_printk(const uint64_t *args
)
156 uint64_t mem
= args
[0];
157 MachineState
*ms
= MACHINE(qdev_get_machine());
159 if (mem
< ms
->ram_size
) {
166 static void virtio_ccw_register_hcalls(void)
168 s390_register_virtio_hypercall(KVM_S390_VIRTIO_CCW_NOTIFY
,
169 virtio_ccw_hcall_notify
);
170 /* Tolerate early printk. */
171 s390_register_virtio_hypercall(KVM_S390_VIRTIO_NOTIFY
,
172 virtio_ccw_hcall_early_printk
);
175 static void s390_memory_init(MemoryRegion
*ram
)
177 MemoryRegion
*sysmem
= get_system_memory();
179 /* allocate RAM for core */
180 memory_region_add_subregion(sysmem
, 0, ram
);
183 * Configure the maximum page size. As no memory devices were created
184 * yet, this is the page size of initial memory only.
186 s390_set_max_pagesize(qemu_maxrampagesize(), &error_fatal
);
187 /* Initialize storage key device */
189 /* Initialize storage attributes device */
190 s390_stattrib_init();
193 static void s390_init_ipl_dev(const char *kernel_filename
,
194 const char *kernel_cmdline
,
195 const char *initrd_filename
, const char *firmware
,
196 const char *netboot_fw
, bool enforce_bios
)
198 Object
*new = object_new(TYPE_S390_IPL
);
199 DeviceState
*dev
= DEVICE(new);
200 char *netboot_fw_prop
;
202 if (kernel_filename
) {
203 qdev_prop_set_string(dev
, "kernel", kernel_filename
);
205 if (initrd_filename
) {
206 qdev_prop_set_string(dev
, "initrd", initrd_filename
);
208 qdev_prop_set_string(dev
, "cmdline", kernel_cmdline
);
209 qdev_prop_set_string(dev
, "firmware", firmware
);
210 qdev_prop_set_bit(dev
, "enforce_bios", enforce_bios
);
211 netboot_fw_prop
= object_property_get_str(new, "netboot_fw", &error_abort
);
212 if (!strlen(netboot_fw_prop
)) {
213 qdev_prop_set_string(dev
, "netboot_fw", netboot_fw
);
215 g_free(netboot_fw_prop
);
216 object_property_add_child(qdev_get_machine(), TYPE_S390_IPL
,
219 qdev_realize(dev
, NULL
, &error_fatal
);
222 static void s390_create_virtio_net(BusState
*bus
, const char *name
)
226 for (i
= 0; i
< nb_nics
; i
++) {
227 NICInfo
*nd
= &nd_table
[i
];
230 qemu_check_nic_model(nd
, "virtio");
232 dev
= qdev_new(name
);
233 qdev_set_nic_properties(dev
, nd
);
234 qdev_realize_and_unref(dev
, bus
, &error_fatal
);
238 static void s390_create_sclpconsole(const char *type
, Chardev
*chardev
)
242 dev
= qdev_new(type
);
243 qdev_prop_set_chr(dev
, "chardev", chardev
);
244 qdev_realize_and_unref(dev
, sclp_get_event_facility_bus(), &error_fatal
);
247 static void ccw_init(MachineState
*machine
)
249 MachineClass
*mc
= MACHINE_GET_CLASS(machine
);
251 VirtualCssBus
*css_bus
;
255 /* init memory + setup max page size. Required for the CPU model */
256 s390_memory_init(machine
->ram
);
258 /* init CPUs (incl. CPU model) early so s390_has_feature() works */
259 s390_init_cpus(machine
);
261 /* Need CPU model to be determined before we can set up PV */
262 s390_pv_init(machine
->cgs
, &error_fatal
);
266 /* init the SIGP facility */
269 /* create AP bridge and bus(es) */
273 css_bus
= virtual_css_bus_init();
274 s390_init_ipl_dev(machine
->kernel_filename
, machine
->kernel_cmdline
,
275 machine
->initrd_filename
,
276 machine
->firmware
?: "s390-ccw.img",
277 "s390-netboot.img", true);
279 dev
= qdev_new(TYPE_S390_PCI_HOST_BRIDGE
);
280 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE
,
282 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev
), &error_fatal
);
284 /* register hypercalls */
285 virtio_ccw_register_hcalls();
287 s390_enable_css_support(s390_cpu_addr2state(0));
289 ret
= css_create_css_image(VIRTUAL_CSSID
, true);
292 if (css_migration_enabled()) {
293 css_register_vmstate();
296 /* Create VirtIO network adapters */
297 s390_create_virtio_net(BUS(css_bus
), mc
->default_nic
);
301 s390_create_sclpconsole("sclpconsole", serial_hd(0));
304 s390_create_sclpconsole("sclplmconsole", serial_hd(1));
307 /* init the TOD clock */
311 static void s390_cpu_plug(HotplugHandler
*hotplug_dev
,
312 DeviceState
*dev
, Error
**errp
)
314 MachineState
*ms
= MACHINE(hotplug_dev
);
315 S390CPU
*cpu
= S390_CPU(dev
);
318 g_assert(!ms
->possible_cpus
->cpus
[cpu
->env
.core_id
].cpu
);
319 ms
->possible_cpus
->cpus
[cpu
->env
.core_id
].cpu
= OBJECT(dev
);
321 if (s390_has_topology()) {
322 s390_topology_setup_cpu(ms
, cpu
, errp
);
328 if (dev
->hotplugged
) {
329 raise_irq_cpu_hotplug();
333 static inline void s390_do_cpu_ipl(CPUState
*cs
, run_on_cpu_data arg
)
335 S390CPU
*cpu
= S390_CPU(cs
);
337 s390_ipl_prepare_cpu(cpu
);
338 s390_cpu_set_state(S390_CPU_STATE_OPERATING
, cpu
);
341 static void s390_machine_unprotect(S390CcwMachineState
*ms
)
343 if (!s390_pv_vm_try_disable_async(ms
)) {
344 s390_pv_vm_disable();
347 migrate_del_blocker(&pv_mig_blocker
);
348 ram_block_discard_disable(false);
351 static int s390_machine_protect(S390CcwMachineState
*ms
)
353 Error
*local_err
= NULL
;
357 * Discarding of memory in RAM blocks does not work as expected with
358 * protected VMs. Sharing and unsharing pages would be required. Disable
359 * it for now, until until we have a solution to make at least Linux
360 * guests either support it (e.g., virtio-balloon) or fail gracefully.
362 rc
= ram_block_discard_disable(true);
364 error_report("protected VMs: cannot disable RAM discard");
368 error_setg(&pv_mig_blocker
,
369 "protected VMs are currently not migratable.");
370 rc
= migrate_add_blocker(&pv_mig_blocker
, &local_err
);
372 ram_block_discard_disable(false);
373 error_report_err(local_err
);
378 rc
= s390_pv_vm_enable();
380 ram_block_discard_disable(false);
381 migrate_del_blocker(&pv_mig_blocker
);
387 /* Will return 0 if API is not available since it's not vital */
388 rc
= s390_pv_query_info();
393 /* Set SE header and unpack */
394 rc
= s390_ipl_prepare_pv_header(&local_err
);
400 rc
= s390_ipl_pv_unpack();
405 /* Verify integrity */
406 rc
= s390_pv_verify();
414 error_report_err(local_err
);
416 s390_machine_unprotect(ms
);
420 static void s390_pv_prepare_reset(S390CcwMachineState
*ms
)
427 /* Unsharing requires all cpus to be stopped */
429 s390_cpu_set_state(S390_CPU_STATE_STOPPED
, S390_CPU(cs
));
432 s390_pv_prep_reset();
435 static void s390_machine_reset(MachineState
*machine
, ShutdownCause reason
)
437 S390CcwMachineState
*ms
= S390_CCW_MACHINE(machine
);
438 enum s390_reset reset_type
;
442 /* get the reset parameters, reset them once done */
443 s390_ipl_get_reset_request(&cs
, &reset_type
);
445 /* all CPUs are paused and synchronized at this point */
450 switch (reset_type
) {
451 case S390_RESET_EXTERNAL
:
452 case S390_RESET_REIPL
:
454 * Reset the subsystem which includes a AP reset. If a PV
455 * guest had APQNs attached the AP reset is a prerequisite to
456 * unprotecting since the UV checks if all APQNs are reset.
460 s390_machine_unprotect(ms
);
464 * Device reset includes CPU clear resets so this has to be
465 * done AFTER the unprotect call above.
467 qemu_devices_reset(reason
);
470 /* configure and start the ipl CPU only */
471 run_on_cpu(cs
, s390_do_cpu_ipl
, RUN_ON_CPU_NULL
);
473 case S390_RESET_MODIFIED_CLEAR
:
475 * Subsystem reset needs to be done before we unshare memory
476 * and lose access to VIRTIO structures in guest memory.
480 s390_pv_prepare_reset(ms
);
482 run_on_cpu(t
, s390_do_cpu_full_reset
, RUN_ON_CPU_NULL
);
484 run_on_cpu(cs
, s390_do_cpu_load_normal
, RUN_ON_CPU_NULL
);
486 case S390_RESET_LOAD_NORMAL
:
488 * Subsystem reset needs to be done before we unshare memory
489 * and lose access to VIRTIO structures in guest memory.
492 s390_pv_prepare_reset(ms
);
497 run_on_cpu(t
, s390_do_cpu_reset
, RUN_ON_CPU_NULL
);
499 run_on_cpu(cs
, s390_do_cpu_initial_reset
, RUN_ON_CPU_NULL
);
500 run_on_cpu(cs
, s390_do_cpu_load_normal
, RUN_ON_CPU_NULL
);
502 case S390_RESET_PV
: /* Subcode 10 */
510 run_on_cpu(t
, s390_do_cpu_full_reset
, RUN_ON_CPU_NULL
);
512 run_on_cpu(cs
, s390_do_cpu_reset
, RUN_ON_CPU_NULL
);
514 if (s390_machine_protect(ms
)) {
515 s390_pv_inject_reset_error(cs
);
517 * Continue after the diag308 so the guest knows something
520 s390_cpu_set_state(S390_CPU_STATE_OPERATING
, cpu
);
524 run_on_cpu(cs
, s390_do_cpu_load_normal
, RUN_ON_CPU_NULL
);
527 g_assert_not_reached();
531 run_on_cpu(t
, s390_do_cpu_set_diag318
, RUN_ON_CPU_HOST_ULONG(0));
533 s390_ipl_clear_reset_request();
536 static void s390_machine_device_plug(HotplugHandler
*hotplug_dev
,
537 DeviceState
*dev
, Error
**errp
)
539 if (object_dynamic_cast(OBJECT(dev
), TYPE_CPU
)) {
540 s390_cpu_plug(hotplug_dev
, dev
, errp
);
544 static void s390_machine_device_unplug_request(HotplugHandler
*hotplug_dev
,
545 DeviceState
*dev
, Error
**errp
)
547 if (object_dynamic_cast(OBJECT(dev
), TYPE_CPU
)) {
548 error_setg(errp
, "CPU hot unplug not supported on this machine");
553 static CpuInstanceProperties
s390_cpu_index_to_props(MachineState
*ms
,
556 MachineClass
*mc
= MACHINE_GET_CLASS(ms
);
557 const CPUArchIdList
*possible_cpus
= mc
->possible_cpu_arch_ids(ms
);
559 assert(cpu_index
< possible_cpus
->len
);
560 return possible_cpus
->cpus
[cpu_index
].props
;
563 static const CPUArchIdList
*s390_possible_cpu_arch_ids(MachineState
*ms
)
566 unsigned int max_cpus
= ms
->smp
.max_cpus
;
568 if (ms
->possible_cpus
) {
569 g_assert(ms
->possible_cpus
&& ms
->possible_cpus
->len
== max_cpus
);
570 return ms
->possible_cpus
;
573 ms
->possible_cpus
= g_malloc0(sizeof(CPUArchIdList
) +
574 sizeof(CPUArchId
) * max_cpus
);
575 ms
->possible_cpus
->len
= max_cpus
;
576 for (i
= 0; i
< ms
->possible_cpus
->len
; i
++) {
577 CpuInstanceProperties
*props
= &ms
->possible_cpus
->cpus
[i
].props
;
579 ms
->possible_cpus
->cpus
[i
].type
= ms
->cpu_type
;
580 ms
->possible_cpus
->cpus
[i
].vcpus_count
= 1;
581 ms
->possible_cpus
->cpus
[i
].arch_id
= i
;
583 props
->has_core_id
= true;
585 props
->has_socket_id
= true;
586 props
->socket_id
= s390_std_socket(i
, &ms
->smp
);
587 props
->has_book_id
= true;
588 props
->book_id
= s390_std_book(i
, &ms
->smp
);
589 props
->has_drawer_id
= true;
590 props
->drawer_id
= s390_std_drawer(i
, &ms
->smp
);
593 return ms
->possible_cpus
;
596 static HotplugHandler
*s390_get_hotplug_handler(MachineState
*machine
,
599 if (object_dynamic_cast(OBJECT(dev
), TYPE_CPU
)) {
600 return HOTPLUG_HANDLER(machine
);
605 static void s390_nmi(NMIState
*n
, int cpu_index
, Error
**errp
)
607 CPUState
*cs
= qemu_get_cpu(cpu_index
);
609 s390_cpu_restart(S390_CPU(cs
));
612 static ram_addr_t
s390_fixup_ram_size(ram_addr_t sz
)
614 /* same logic as in sclp.c */
615 int increment_size
= 20;
618 while ((sz
>> increment_size
) > MAX_STORAGE_INCREMENTS
) {
621 newsz
= sz
>> increment_size
<< increment_size
;
624 qemu_printf("Ram size %" PRIu64
"MB was fixed up to %" PRIu64
625 "MB to match machine restrictions. Consider updating "
626 "the guest definition.\n", (uint64_t) (sz
/ MiB
),
627 (uint64_t) (newsz
/ MiB
));
632 static inline bool machine_get_aes_key_wrap(Object
*obj
, Error
**errp
)
634 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
636 return ms
->aes_key_wrap
;
639 static inline void machine_set_aes_key_wrap(Object
*obj
, bool value
,
642 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
644 ms
->aes_key_wrap
= value
;
647 static inline bool machine_get_dea_key_wrap(Object
*obj
, Error
**errp
)
649 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
651 return ms
->dea_key_wrap
;
654 static inline void machine_set_dea_key_wrap(Object
*obj
, bool value
,
657 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
659 ms
->dea_key_wrap
= value
;
662 static S390CcwMachineClass
*current_mc
;
665 * Get the class of the s390-ccw-virtio machine that is currently in use.
666 * Note: libvirt is using the "none" machine to probe for the features of the
667 * host CPU, so in case this is called with the "none" machine, the function
668 * returns the TYPE_S390_CCW_MACHINE base class. In this base class, all the
669 * various "*_allowed" variables are enabled, so that the *_allowed() wrappers
670 * below return the correct default value for the "none" machine.
672 * Attention! Do *not* add additional new wrappers for CPU features (e.g. like
673 * the ri_allowed() wrapper) via this mechanism anymore. CPU features should
674 * be handled via the CPU models, i.e. checking with cpu_model_allowed() during
675 * CPU initialization and s390_has_feat() later should be sufficient.
677 static S390CcwMachineClass
*get_machine_class(void)
679 if (unlikely(!current_mc
)) {
681 * No s390 ccw machine was instantiated, we are likely to
682 * be called for the 'none' machine. The properties will
683 * have their after-initialization values.
685 current_mc
= S390_CCW_MACHINE_CLASS(
686 object_class_by_name(TYPE_S390_CCW_MACHINE
));
691 bool ri_allowed(void)
693 return get_machine_class()->ri_allowed
;
696 bool cpu_model_allowed(void)
698 return get_machine_class()->cpu_model_allowed
;
701 bool hpage_1m_allowed(void)
703 return get_machine_class()->hpage_1m_allowed
;
706 static void machine_get_loadparm(Object
*obj
, Visitor
*v
,
707 const char *name
, void *opaque
,
710 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
711 char *str
= g_strndup((char *) ms
->loadparm
, sizeof(ms
->loadparm
));
713 visit_type_str(v
, name
, &str
, errp
);
717 static void machine_set_loadparm(Object
*obj
, Visitor
*v
,
718 const char *name
, void *opaque
,
721 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
725 if (!visit_type_str(v
, name
, &val
, errp
)) {
729 for (i
= 0; i
< sizeof(ms
->loadparm
) && val
[i
]; i
++) {
730 uint8_t c
= qemu_toupper(val
[i
]); /* mimic HMC */
732 if (('A' <= c
&& c
<= 'Z') || ('0' <= c
&& c
<= '9') || (c
== '.') ||
736 error_setg(errp
, "LOADPARM: invalid character '%c' (ASCII 0x%02x)",
742 for (; i
< sizeof(ms
->loadparm
); i
++) {
743 ms
->loadparm
[i
] = ' '; /* pad right with spaces */
747 static void ccw_machine_class_init(ObjectClass
*oc
, void *data
)
749 MachineClass
*mc
= MACHINE_CLASS(oc
);
750 NMIClass
*nc
= NMI_CLASS(oc
);
751 HotplugHandlerClass
*hc
= HOTPLUG_HANDLER_CLASS(oc
);
752 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
754 s390mc
->ri_allowed
= true;
755 s390mc
->cpu_model_allowed
= true;
756 s390mc
->css_migration_enabled
= true;
757 s390mc
->hpage_1m_allowed
= true;
758 s390mc
->max_threads
= 1;
760 mc
->reset
= s390_machine_reset
;
761 mc
->block_default_type
= IF_VIRTIO
;
766 mc
->max_cpus
= S390_MAX_CPUS
;
767 mc
->has_hotpluggable_cpus
= true;
768 mc
->smp_props
.books_supported
= true;
769 mc
->smp_props
.drawers_supported
= true;
770 assert(!mc
->get_hotplug_handler
);
771 mc
->get_hotplug_handler
= s390_get_hotplug_handler
;
772 mc
->cpu_index_to_instance_props
= s390_cpu_index_to_props
;
773 mc
->possible_cpu_arch_ids
= s390_possible_cpu_arch_ids
;
774 /* it is overridden with 'host' cpu *in kvm_arch_init* */
775 mc
->default_cpu_type
= S390_CPU_TYPE_NAME("qemu");
776 hc
->plug
= s390_machine_device_plug
;
777 hc
->unplug_request
= s390_machine_device_unplug_request
;
778 nc
->nmi_monitor_handler
= s390_nmi
;
779 mc
->default_ram_id
= "s390.ram";
780 mc
->default_nic
= "virtio-net-ccw";
782 object_class_property_add_bool(oc
, "aes-key-wrap",
783 machine_get_aes_key_wrap
,
784 machine_set_aes_key_wrap
);
785 object_class_property_set_description(oc
, "aes-key-wrap",
786 "enable/disable AES key wrapping using the CPACF wrapping key");
788 object_class_property_add_bool(oc
, "dea-key-wrap",
789 machine_get_dea_key_wrap
,
790 machine_set_dea_key_wrap
);
791 object_class_property_set_description(oc
, "dea-key-wrap",
792 "enable/disable DEA key wrapping using the CPACF wrapping key");
794 object_class_property_add(oc
, "loadparm", "loadparm",
795 machine_get_loadparm
, machine_set_loadparm
,
797 object_class_property_set_description(oc
, "loadparm",
798 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted"
799 " to upper case) to pass to machine loader, boot manager,"
800 " and guest kernel");
803 static inline void s390_machine_initfn(Object
*obj
)
805 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
807 ms
->aes_key_wrap
= true;
808 ms
->dea_key_wrap
= true;
811 static const TypeInfo ccw_machine_info
= {
812 .name
= TYPE_S390_CCW_MACHINE
,
813 .parent
= TYPE_MACHINE
,
815 .instance_size
= sizeof(S390CcwMachineState
),
816 .instance_init
= s390_machine_initfn
,
817 .class_size
= sizeof(S390CcwMachineClass
),
818 .class_init
= ccw_machine_class_init
,
819 .interfaces
= (InterfaceInfo
[]) {
821 { TYPE_HOTPLUG_HANDLER
},
826 bool css_migration_enabled(void)
828 return get_machine_class()->css_migration_enabled
;
831 #define DEFINE_CCW_MACHINE(suffix, verstr, latest) \
832 static void ccw_machine_##suffix##_class_init(ObjectClass *oc, \
835 MachineClass *mc = MACHINE_CLASS(oc); \
836 ccw_machine_##suffix##_class_options(mc); \
837 mc->desc = "Virtual s390x machine (version " verstr ")"; \
839 mc->alias = "s390-ccw-virtio"; \
840 mc->is_default = true; \
843 static void ccw_machine_##suffix##_instance_init(Object *obj) \
845 MachineState *machine = MACHINE(obj); \
846 current_mc = S390_CCW_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \
847 ccw_machine_##suffix##_instance_options(machine); \
849 static const TypeInfo ccw_machine_##suffix##_info = { \
850 .name = MACHINE_TYPE_NAME("s390-ccw-virtio-" verstr), \
851 .parent = TYPE_S390_CCW_MACHINE, \
852 .class_init = ccw_machine_##suffix##_class_init, \
853 .instance_init = ccw_machine_##suffix##_instance_init, \
855 static void ccw_machine_register_##suffix(void) \
857 type_register_static(&ccw_machine_##suffix##_info); \
859 type_init(ccw_machine_register_##suffix)
861 static void ccw_machine_9_0_instance_options(MachineState
*machine
)
865 static void ccw_machine_9_0_class_options(MachineClass
*mc
)
868 DEFINE_CCW_MACHINE(9_0
, "9.0", true);
870 static void ccw_machine_8_2_instance_options(MachineState
*machine
)
872 ccw_machine_9_0_instance_options(machine
);
875 static void ccw_machine_8_2_class_options(MachineClass
*mc
)
877 ccw_machine_9_0_class_options(mc
);
878 compat_props_add(mc
->compat_props
, hw_compat_8_2
, hw_compat_8_2_len
);
880 DEFINE_CCW_MACHINE(8_2
, "8.2", false);
882 static void ccw_machine_8_1_instance_options(MachineState
*machine
)
884 ccw_machine_8_2_instance_options(machine
);
887 static void ccw_machine_8_1_class_options(MachineClass
*mc
)
889 ccw_machine_8_2_class_options(mc
);
890 compat_props_add(mc
->compat_props
, hw_compat_8_1
, hw_compat_8_1_len
);
891 mc
->smp_props
.drawers_supported
= false;
892 mc
->smp_props
.books_supported
= false;
894 DEFINE_CCW_MACHINE(8_1
, "8.1", false);
896 static void ccw_machine_8_0_instance_options(MachineState
*machine
)
898 ccw_machine_8_1_instance_options(machine
);
901 static void ccw_machine_8_0_class_options(MachineClass
*mc
)
903 ccw_machine_8_1_class_options(mc
);
904 compat_props_add(mc
->compat_props
, hw_compat_8_0
, hw_compat_8_0_len
);
906 DEFINE_CCW_MACHINE(8_0
, "8.0", false);
908 static void ccw_machine_7_2_instance_options(MachineState
*machine
)
910 ccw_machine_8_0_instance_options(machine
);
913 static void ccw_machine_7_2_class_options(MachineClass
*mc
)
915 ccw_machine_8_0_class_options(mc
);
916 compat_props_add(mc
->compat_props
, hw_compat_7_2
, hw_compat_7_2_len
);
918 DEFINE_CCW_MACHINE(7_2
, "7.2", false);
920 static void ccw_machine_7_1_instance_options(MachineState
*machine
)
922 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V7_1
};
924 ccw_machine_7_2_instance_options(machine
);
925 s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAIE
);
926 s390_set_qemu_cpu_model(0x8561, 15, 1, qemu_cpu_feat
);
929 static void ccw_machine_7_1_class_options(MachineClass
*mc
)
931 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
932 static GlobalProperty compat
[] = {
933 { TYPE_S390_PCI_DEVICE
, "interpret", "off", },
934 { TYPE_S390_PCI_DEVICE
, "forwarding-assist", "off", },
937 ccw_machine_7_2_class_options(mc
);
938 compat_props_add(mc
->compat_props
, hw_compat_7_1
, hw_compat_7_1_len
);
939 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
940 s390mc
->max_threads
= S390_MAX_CPUS
;
942 DEFINE_CCW_MACHINE(7_1
, "7.1", false);
944 static void ccw_machine_7_0_instance_options(MachineState
*machine
)
946 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V7_0
};
948 ccw_machine_7_1_instance_options(machine
);
949 s390_set_qemu_cpu_model(0x8561, 15, 1, qemu_cpu_feat
);
952 static void ccw_machine_7_0_class_options(MachineClass
*mc
)
954 ccw_machine_7_1_class_options(mc
);
955 compat_props_add(mc
->compat_props
, hw_compat_7_0
, hw_compat_7_0_len
);
957 DEFINE_CCW_MACHINE(7_0
, "7.0", false);
959 static void ccw_machine_6_2_instance_options(MachineState
*machine
)
961 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V6_2
};
963 ccw_machine_7_0_instance_options(machine
);
964 s390_set_qemu_cpu_model(0x3906, 14, 2, qemu_cpu_feat
);
967 static void ccw_machine_6_2_class_options(MachineClass
*mc
)
969 ccw_machine_7_0_class_options(mc
);
970 compat_props_add(mc
->compat_props
, hw_compat_6_2
, hw_compat_6_2_len
);
972 DEFINE_CCW_MACHINE(6_2
, "6.2", false);
974 static void ccw_machine_6_1_instance_options(MachineState
*machine
)
976 ccw_machine_6_2_instance_options(machine
);
977 s390_cpudef_featoff_greater(16, 1, S390_FEAT_NNPA
);
978 s390_cpudef_featoff_greater(16, 1, S390_FEAT_VECTOR_PACKED_DECIMAL_ENH2
);
979 s390_cpudef_featoff_greater(16, 1, S390_FEAT_BEAR_ENH
);
980 s390_cpudef_featoff_greater(16, 1, S390_FEAT_RDP
);
981 s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAI
);
984 static void ccw_machine_6_1_class_options(MachineClass
*mc
)
986 ccw_machine_6_2_class_options(mc
);
987 compat_props_add(mc
->compat_props
, hw_compat_6_1
, hw_compat_6_1_len
);
988 mc
->smp_props
.prefer_sockets
= true;
990 DEFINE_CCW_MACHINE(6_1
, "6.1", false);
992 static void ccw_machine_6_0_instance_options(MachineState
*machine
)
994 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V6_0
};
996 ccw_machine_6_1_instance_options(machine
);
997 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat
);
1000 static void ccw_machine_6_0_class_options(MachineClass
*mc
)
1002 ccw_machine_6_1_class_options(mc
);
1003 compat_props_add(mc
->compat_props
, hw_compat_6_0
, hw_compat_6_0_len
);
1005 DEFINE_CCW_MACHINE(6_0
, "6.0", false);
1007 static void ccw_machine_5_2_instance_options(MachineState
*machine
)
1009 ccw_machine_6_0_instance_options(machine
);
1012 static void ccw_machine_5_2_class_options(MachineClass
*mc
)
1014 ccw_machine_6_0_class_options(mc
);
1015 compat_props_add(mc
->compat_props
, hw_compat_5_2
, hw_compat_5_2_len
);
1017 DEFINE_CCW_MACHINE(5_2
, "5.2", false);
1019 static void ccw_machine_5_1_instance_options(MachineState
*machine
)
1021 ccw_machine_5_2_instance_options(machine
);
1024 static void ccw_machine_5_1_class_options(MachineClass
*mc
)
1026 ccw_machine_5_2_class_options(mc
);
1027 compat_props_add(mc
->compat_props
, hw_compat_5_1
, hw_compat_5_1_len
);
1029 DEFINE_CCW_MACHINE(5_1
, "5.1", false);
1031 static void ccw_machine_5_0_instance_options(MachineState
*machine
)
1033 ccw_machine_5_1_instance_options(machine
);
1036 static void ccw_machine_5_0_class_options(MachineClass
*mc
)
1038 ccw_machine_5_1_class_options(mc
);
1039 compat_props_add(mc
->compat_props
, hw_compat_5_0
, hw_compat_5_0_len
);
1041 DEFINE_CCW_MACHINE(5_0
, "5.0", false);
1043 static void ccw_machine_4_2_instance_options(MachineState
*machine
)
1045 ccw_machine_5_0_instance_options(machine
);
1048 static void ccw_machine_4_2_class_options(MachineClass
*mc
)
1050 ccw_machine_5_0_class_options(mc
);
1051 mc
->fixup_ram_size
= s390_fixup_ram_size
;
1052 compat_props_add(mc
->compat_props
, hw_compat_4_2
, hw_compat_4_2_len
);
1054 DEFINE_CCW_MACHINE(4_2
, "4.2", false);
1056 static void ccw_machine_4_1_instance_options(MachineState
*machine
)
1058 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V4_1
};
1059 ccw_machine_4_2_instance_options(machine
);
1060 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat
);
1063 static void ccw_machine_4_1_class_options(MachineClass
*mc
)
1065 ccw_machine_4_2_class_options(mc
);
1066 compat_props_add(mc
->compat_props
, hw_compat_4_1
, hw_compat_4_1_len
);
1068 DEFINE_CCW_MACHINE(4_1
, "4.1", false);
1070 static void ccw_machine_4_0_instance_options(MachineState
*machine
)
1072 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V4_0
};
1073 ccw_machine_4_1_instance_options(machine
);
1074 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat
);
1077 static void ccw_machine_4_0_class_options(MachineClass
*mc
)
1079 ccw_machine_4_1_class_options(mc
);
1080 compat_props_add(mc
->compat_props
, hw_compat_4_0
, hw_compat_4_0_len
);
1082 DEFINE_CCW_MACHINE(4_0
, "4.0", false);
1084 static void ccw_machine_3_1_instance_options(MachineState
*machine
)
1086 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V3_1
};
1087 ccw_machine_4_0_instance_options(machine
);
1088 s390_cpudef_featoff_greater(14, 1, S390_FEAT_MULTIPLE_EPOCH
);
1089 s390_cpudef_group_featoff_greater(14, 1, S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF
);
1090 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat
);
1093 static void ccw_machine_3_1_class_options(MachineClass
*mc
)
1095 ccw_machine_4_0_class_options(mc
);
1096 compat_props_add(mc
->compat_props
, hw_compat_3_1
, hw_compat_3_1_len
);
1098 DEFINE_CCW_MACHINE(3_1
, "3.1", false);
1100 static void ccw_machine_3_0_instance_options(MachineState
*machine
)
1102 ccw_machine_3_1_instance_options(machine
);
1105 static void ccw_machine_3_0_class_options(MachineClass
*mc
)
1107 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
1109 s390mc
->hpage_1m_allowed
= false;
1110 ccw_machine_3_1_class_options(mc
);
1111 compat_props_add(mc
->compat_props
, hw_compat_3_0
, hw_compat_3_0_len
);
1113 DEFINE_CCW_MACHINE(3_0
, "3.0", false);
1115 static void ccw_machine_2_12_instance_options(MachineState
*machine
)
1117 ccw_machine_3_0_instance_options(machine
);
1118 s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15
);
1119 s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB
);
1122 static void ccw_machine_2_12_class_options(MachineClass
*mc
)
1124 ccw_machine_3_0_class_options(mc
);
1125 compat_props_add(mc
->compat_props
, hw_compat_2_12
, hw_compat_2_12_len
);
1127 DEFINE_CCW_MACHINE(2_12
, "2.12", false);
1129 static void ccw_machine_2_11_instance_options(MachineState
*machine
)
1131 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V2_11
};
1132 ccw_machine_2_12_instance_options(machine
);
1134 /* before 2.12 we emulated the very first z900 */
1135 s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat
);
1138 static void ccw_machine_2_11_class_options(MachineClass
*mc
)
1140 static GlobalProperty compat
[] = {
1141 { TYPE_SCLP_EVENT_FACILITY
, "allow_all_mask_sizes", "off", },
1144 ccw_machine_2_12_class_options(mc
);
1145 compat_props_add(mc
->compat_props
, hw_compat_2_11
, hw_compat_2_11_len
);
1146 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
1148 DEFINE_CCW_MACHINE(2_11
, "2.11", false);
1150 static void ccw_machine_2_10_instance_options(MachineState
*machine
)
1152 ccw_machine_2_11_instance_options(machine
);
1155 static void ccw_machine_2_10_class_options(MachineClass
*mc
)
1157 ccw_machine_2_11_class_options(mc
);
1158 compat_props_add(mc
->compat_props
, hw_compat_2_10
, hw_compat_2_10_len
);
1160 DEFINE_CCW_MACHINE(2_10
, "2.10", false);
1162 static void ccw_machine_2_9_instance_options(MachineState
*machine
)
1164 ccw_machine_2_10_instance_options(machine
);
1165 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP
);
1166 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2
);
1167 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI
);
1168 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION
);
1169 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION
);
1172 static void ccw_machine_2_9_class_options(MachineClass
*mc
)
1174 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
1175 static GlobalProperty compat
[] = {
1176 { TYPE_S390_STATTRIB
, "migration-enabled", "off", },
1179 ccw_machine_2_10_class_options(mc
);
1180 compat_props_add(mc
->compat_props
, hw_compat_2_9
, hw_compat_2_9_len
);
1181 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
1182 s390mc
->css_migration_enabled
= false;
1184 DEFINE_CCW_MACHINE(2_9
, "2.9", false);
1186 static void ccw_machine_2_8_instance_options(MachineState
*machine
)
1188 ccw_machine_2_9_instance_options(machine
);
1191 static void ccw_machine_2_8_class_options(MachineClass
*mc
)
1193 static GlobalProperty compat
[] = {
1194 { TYPE_S390_FLIC_COMMON
, "adapter_routes_max_batch", "64", },
1197 ccw_machine_2_9_class_options(mc
);
1198 compat_props_add(mc
->compat_props
, hw_compat_2_8
, hw_compat_2_8_len
);
1199 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
1201 DEFINE_CCW_MACHINE(2_8
, "2.8", false);
1203 static void ccw_machine_2_7_instance_options(MachineState
*machine
)
1205 ccw_machine_2_8_instance_options(machine
);
1208 static void ccw_machine_2_7_class_options(MachineClass
*mc
)
1210 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
1212 s390mc
->cpu_model_allowed
= false;
1213 ccw_machine_2_8_class_options(mc
);
1214 compat_props_add(mc
->compat_props
, hw_compat_2_7
, hw_compat_2_7_len
);
1216 DEFINE_CCW_MACHINE(2_7
, "2.7", false);
1218 static void ccw_machine_2_6_instance_options(MachineState
*machine
)
1220 ccw_machine_2_7_instance_options(machine
);
1223 static void ccw_machine_2_6_class_options(MachineClass
*mc
)
1225 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
1226 static GlobalProperty compat
[] = {
1227 { TYPE_S390_IPL
, "iplbext_migration", "off", },
1228 { TYPE_VIRTUAL_CSS_BRIDGE
, "css_dev_path", "off", },
1231 s390mc
->ri_allowed
= false;
1232 ccw_machine_2_7_class_options(mc
);
1233 compat_props_add(mc
->compat_props
, hw_compat_2_6
, hw_compat_2_6_len
);
1234 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
1236 DEFINE_CCW_MACHINE(2_6
, "2.6", false);
1238 static void ccw_machine_2_5_instance_options(MachineState
*machine
)
1240 ccw_machine_2_6_instance_options(machine
);
1243 static void ccw_machine_2_5_class_options(MachineClass
*mc
)
1245 ccw_machine_2_6_class_options(mc
);
1246 compat_props_add(mc
->compat_props
, hw_compat_2_5
, hw_compat_2_5_len
);
1248 DEFINE_CCW_MACHINE(2_5
, "2.5", false);
1250 static void ccw_machine_2_4_instance_options(MachineState
*machine
)
1252 ccw_machine_2_5_instance_options(machine
);
1255 static void ccw_machine_2_4_class_options(MachineClass
*mc
)
1257 static GlobalProperty compat
[] = {
1258 { TYPE_S390_SKEYS
, "migration-enabled", "off", },
1259 { "virtio-blk-ccw", "max_revision", "0", },
1260 { "virtio-balloon-ccw", "max_revision", "0", },
1261 { "virtio-serial-ccw", "max_revision", "0", },
1262 { "virtio-9p-ccw", "max_revision", "0", },
1263 { "virtio-rng-ccw", "max_revision", "0", },
1264 { "virtio-net-ccw", "max_revision", "0", },
1265 { "virtio-scsi-ccw", "max_revision", "0", },
1266 { "vhost-scsi-ccw", "max_revision", "0", },
1269 ccw_machine_2_5_class_options(mc
);
1270 compat_props_add(mc
->compat_props
, hw_compat_2_4
, hw_compat_2_4_len
);
1271 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
1273 DEFINE_CCW_MACHINE(2_4
, "2.4", false);
1275 static void ccw_machine_register_types(void)
1277 type_register_static(&ccw_machine_info
);
1280 type_init(ccw_machine_register_types
)