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"
17 #include "hw/boards.h"
18 #include "exec/address-spaces.h"
19 #include "exec/ram_addr.h"
20 #include "hw/s390x/s390-virtio-hcall.h"
21 #include "hw/s390x/sclp.h"
22 #include "hw/s390x/s390_flic.h"
23 #include "hw/s390x/ioinst.h"
24 #include "hw/s390x/css.h"
25 #include "virtio-ccw.h"
26 #include "qemu/config-file.h"
27 #include "qemu/ctype.h"
28 #include "qemu/error-report.h"
29 #include "qemu/option.h"
30 #include "qemu/qemu-print.h"
31 #include "hw/s390x/s390-pci-bus.h"
32 #include "sysemu/reset.h"
33 #include "hw/s390x/storage-keys.h"
34 #include "hw/s390x/storage-attributes.h"
35 #include "hw/s390x/event-facility.h"
37 #include "hw/s390x/s390-virtio-ccw.h"
38 #include "hw/s390x/css-bridge.h"
39 #include "hw/s390x/ap-bridge.h"
40 #include "migration/register.h"
41 #include "cpu_models.h"
43 #include "hw/qdev-properties.h"
44 #include "hw/s390x/tod.h"
45 #include "sysemu/sysemu.h"
46 #include "hw/s390x/pv.h"
47 #include "migration/blocker.h"
49 static Error
*pv_mig_blocker
;
51 S390CPU
*s390_cpu_addr2state(uint16_t cpu_addr
)
53 static MachineState
*ms
;
56 ms
= MACHINE(qdev_get_machine());
57 g_assert(ms
->possible_cpus
);
60 /* CPU address corresponds to the core_id and the index */
61 if (cpu_addr
>= ms
->possible_cpus
->len
) {
64 return S390_CPU(ms
->possible_cpus
->cpus
[cpu_addr
].cpu
);
67 static S390CPU
*s390x_new_cpu(const char *typename
, uint32_t core_id
,
70 S390CPU
*cpu
= S390_CPU(object_new(typename
));
73 if (!object_property_set_int(OBJECT(cpu
), "core-id", core_id
, errp
)) {
76 if (!qdev_realize(DEVICE(cpu
), NULL
, errp
)) {
82 object_unref(OBJECT(cpu
));
86 static void s390_init_cpus(MachineState
*machine
)
88 MachineClass
*mc
= MACHINE_GET_CLASS(machine
);
91 /* initialize possible_cpus */
92 mc
->possible_cpu_arch_ids(machine
);
94 for (i
= 0; i
< machine
->smp
.cpus
; i
++) {
95 s390x_new_cpu(machine
->cpu_type
, i
, &error_fatal
);
99 static const char *const reset_dev_types
[] = {
100 TYPE_VIRTUAL_CSS_BRIDGE
,
101 "s390-sclp-event-facility",
104 TYPE_S390_PCI_HOST_BRIDGE
,
107 static void subsystem_reset(void)
112 for (i
= 0; i
< ARRAY_SIZE(reset_dev_types
); i
++) {
113 dev
= DEVICE(object_resolve_path_type("", reset_dev_types
[i
], NULL
));
120 static int virtio_ccw_hcall_notify(const uint64_t *args
)
122 uint64_t subch_id
= args
[0];
123 uint64_t queue
= args
[1];
125 int cssid
, ssid
, schid
, m
;
127 if (ioinst_disassemble_sch_ident(subch_id
, &m
, &cssid
, &ssid
, &schid
)) {
130 sch
= css_find_subch(m
, cssid
, ssid
, schid
);
131 if (!sch
|| !css_subch_visible(sch
)) {
134 if (queue
>= VIRTIO_QUEUE_MAX
) {
137 virtio_queue_notify(virtio_ccw_get_vdev(sch
), queue
);
142 static int virtio_ccw_hcall_early_printk(const uint64_t *args
)
144 uint64_t mem
= args
[0];
146 if (mem
< ram_size
) {
153 static void virtio_ccw_register_hcalls(void)
155 s390_register_virtio_hypercall(KVM_S390_VIRTIO_CCW_NOTIFY
,
156 virtio_ccw_hcall_notify
);
157 /* Tolerate early printk. */
158 s390_register_virtio_hypercall(KVM_S390_VIRTIO_NOTIFY
,
159 virtio_ccw_hcall_early_printk
);
162 static void s390_memory_init(MemoryRegion
*ram
)
164 MemoryRegion
*sysmem
= get_system_memory();
166 /* allocate RAM for core */
167 memory_region_add_subregion(sysmem
, 0, ram
);
170 * Configure the maximum page size. As no memory devices were created
171 * yet, this is the page size of initial memory only.
173 s390_set_max_pagesize(qemu_maxrampagesize(), &error_fatal
);
174 /* Initialize storage key device */
176 /* Initialize storage attributes device */
177 s390_stattrib_init();
180 static void s390_init_ipl_dev(const char *kernel_filename
,
181 const char *kernel_cmdline
,
182 const char *initrd_filename
, const char *firmware
,
183 const char *netboot_fw
, bool enforce_bios
)
185 Object
*new = object_new(TYPE_S390_IPL
);
186 DeviceState
*dev
= DEVICE(new);
187 char *netboot_fw_prop
;
189 if (kernel_filename
) {
190 qdev_prop_set_string(dev
, "kernel", kernel_filename
);
192 if (initrd_filename
) {
193 qdev_prop_set_string(dev
, "initrd", initrd_filename
);
195 qdev_prop_set_string(dev
, "cmdline", kernel_cmdline
);
196 qdev_prop_set_string(dev
, "firmware", firmware
);
197 qdev_prop_set_bit(dev
, "enforce_bios", enforce_bios
);
198 netboot_fw_prop
= object_property_get_str(new, "netboot_fw", &error_abort
);
199 if (!strlen(netboot_fw_prop
)) {
200 qdev_prop_set_string(dev
, "netboot_fw", netboot_fw
);
202 g_free(netboot_fw_prop
);
203 object_property_add_child(qdev_get_machine(), TYPE_S390_IPL
,
206 qdev_realize(dev
, NULL
, &error_fatal
);
209 static void s390_create_virtio_net(BusState
*bus
, const char *name
)
213 for (i
= 0; i
< nb_nics
; i
++) {
214 NICInfo
*nd
= &nd_table
[i
];
218 nd
->model
= g_strdup("virtio");
221 qemu_check_nic_model(nd
, "virtio");
223 dev
= qdev_new(name
);
224 qdev_set_nic_properties(dev
, nd
);
225 qdev_realize_and_unref(dev
, bus
, &error_fatal
);
229 static void s390_create_sclpconsole(const char *type
, Chardev
*chardev
)
233 dev
= qdev_new(type
);
234 qdev_prop_set_chr(dev
, "chardev", chardev
);
235 qdev_realize_and_unref(dev
, sclp_get_event_facility_bus(), &error_fatal
);
238 static void ccw_init(MachineState
*machine
)
241 VirtualCssBus
*css_bus
;
245 /* init memory + setup max page size. Required for the CPU model */
246 s390_memory_init(machine
->ram
);
248 /* init CPUs (incl. CPU model) early so s390_has_feature() works */
249 s390_init_cpus(machine
);
253 /* init the SIGP facility */
256 /* create AP bridge and bus(es) */
260 css_bus
= virtual_css_bus_init();
261 s390_init_ipl_dev(machine
->kernel_filename
, machine
->kernel_cmdline
,
262 machine
->initrd_filename
,
263 machine
->firmware
?: "s390-ccw.img",
264 "s390-netboot.img", true);
266 dev
= qdev_new(TYPE_S390_PCI_HOST_BRIDGE
);
267 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE
,
269 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev
), &error_fatal
);
271 /* register hypercalls */
272 virtio_ccw_register_hcalls();
274 s390_enable_css_support(s390_cpu_addr2state(0));
276 ret
= css_create_css_image(VIRTUAL_CSSID
, true);
279 if (css_migration_enabled()) {
280 css_register_vmstate();
283 /* Create VirtIO network adapters */
284 s390_create_virtio_net(BUS(css_bus
), "virtio-net-ccw");
288 s390_create_sclpconsole("sclpconsole", serial_hd(0));
291 s390_create_sclpconsole("sclplmconsole", serial_hd(1));
294 /* init the TOD clock */
298 static void s390_cpu_plug(HotplugHandler
*hotplug_dev
,
299 DeviceState
*dev
, Error
**errp
)
301 MachineState
*ms
= MACHINE(hotplug_dev
);
302 S390CPU
*cpu
= S390_CPU(dev
);
304 g_assert(!ms
->possible_cpus
->cpus
[cpu
->env
.core_id
].cpu
);
305 ms
->possible_cpus
->cpus
[cpu
->env
.core_id
].cpu
= OBJECT(dev
);
307 if (dev
->hotplugged
) {
308 raise_irq_cpu_hotplug();
312 static inline void s390_do_cpu_ipl(CPUState
*cs
, run_on_cpu_data arg
)
314 S390CPU
*cpu
= S390_CPU(cs
);
316 s390_ipl_prepare_cpu(cpu
);
317 s390_cpu_set_state(S390_CPU_STATE_OPERATING
, cpu
);
320 static void s390_machine_unprotect(S390CcwMachineState
*ms
)
322 s390_pv_vm_disable();
324 migrate_del_blocker(pv_mig_blocker
);
325 error_free_or_abort(&pv_mig_blocker
);
326 ram_block_discard_disable(false);
329 static int s390_machine_protect(S390CcwMachineState
*ms
)
331 Error
*local_err
= NULL
;
335 * Discarding of memory in RAM blocks does not work as expected with
336 * protected VMs. Sharing and unsharing pages would be required. Disable
337 * it for now, until until we have a solution to make at least Linux
338 * guests either support it (e.g., virtio-balloon) or fail gracefully.
340 rc
= ram_block_discard_disable(true);
342 error_report("protected VMs: cannot disable RAM discard");
346 error_setg(&pv_mig_blocker
,
347 "protected VMs are currently not migrateable.");
348 rc
= migrate_add_blocker(pv_mig_blocker
, &local_err
);
350 ram_block_discard_disable(false);
351 error_report_err(local_err
);
352 error_free_or_abort(&pv_mig_blocker
);
357 rc
= s390_pv_vm_enable();
359 ram_block_discard_disable(false);
360 migrate_del_blocker(pv_mig_blocker
);
361 error_free_or_abort(&pv_mig_blocker
);
367 /* Set SE header and unpack */
368 rc
= s390_ipl_prepare_pv_header();
374 rc
= s390_ipl_pv_unpack();
379 /* Verify integrity */
380 rc
= s390_pv_verify();
387 s390_machine_unprotect(ms
);
391 static void s390_pv_prepare_reset(S390CcwMachineState
*ms
)
398 /* Unsharing requires all cpus to be stopped */
400 s390_cpu_set_state(S390_CPU_STATE_STOPPED
, S390_CPU(cs
));
403 s390_pv_prep_reset();
406 static void s390_machine_reset(MachineState
*machine
)
408 S390CcwMachineState
*ms
= S390_CCW_MACHINE(machine
);
409 enum s390_reset reset_type
;
413 /* get the reset parameters, reset them once done */
414 s390_ipl_get_reset_request(&cs
, &reset_type
);
416 /* all CPUs are paused and synchronized at this point */
421 switch (reset_type
) {
422 case S390_RESET_EXTERNAL
:
423 case S390_RESET_REIPL
:
425 s390_machine_unprotect(ms
);
428 qemu_devices_reset();
431 /* configure and start the ipl CPU only */
432 run_on_cpu(cs
, s390_do_cpu_ipl
, RUN_ON_CPU_NULL
);
434 case S390_RESET_MODIFIED_CLEAR
:
436 * Susbsystem reset needs to be done before we unshare memory
437 * and lose access to VIRTIO structures in guest memory.
441 s390_pv_prepare_reset(ms
);
443 run_on_cpu(t
, s390_do_cpu_full_reset
, RUN_ON_CPU_NULL
);
445 run_on_cpu(cs
, s390_do_cpu_load_normal
, RUN_ON_CPU_NULL
);
447 case S390_RESET_LOAD_NORMAL
:
449 * Susbsystem reset needs to be done before we unshare memory
450 * and lose access to VIRTIO structures in guest memory.
453 s390_pv_prepare_reset(ms
);
458 run_on_cpu(t
, s390_do_cpu_reset
, RUN_ON_CPU_NULL
);
460 run_on_cpu(cs
, s390_do_cpu_initial_reset
, RUN_ON_CPU_NULL
);
461 run_on_cpu(cs
, s390_do_cpu_load_normal
, RUN_ON_CPU_NULL
);
463 case S390_RESET_PV
: /* Subcode 10 */
471 run_on_cpu(t
, s390_do_cpu_full_reset
, RUN_ON_CPU_NULL
);
473 run_on_cpu(cs
, s390_do_cpu_reset
, RUN_ON_CPU_NULL
);
475 if (s390_machine_protect(ms
)) {
476 s390_pv_inject_reset_error(cs
);
478 * Continue after the diag308 so the guest knows something
481 s390_cpu_set_state(S390_CPU_STATE_OPERATING
, cpu
);
485 run_on_cpu(cs
, s390_do_cpu_load_normal
, RUN_ON_CPU_NULL
);
488 g_assert_not_reached();
492 run_on_cpu(t
, s390_do_cpu_set_diag318
, RUN_ON_CPU_HOST_ULONG(0));
494 s390_ipl_clear_reset_request();
497 static void s390_machine_device_plug(HotplugHandler
*hotplug_dev
,
498 DeviceState
*dev
, Error
**errp
)
500 if (object_dynamic_cast(OBJECT(dev
), TYPE_CPU
)) {
501 s390_cpu_plug(hotplug_dev
, dev
, errp
);
505 static void s390_machine_device_unplug_request(HotplugHandler
*hotplug_dev
,
506 DeviceState
*dev
, Error
**errp
)
508 if (object_dynamic_cast(OBJECT(dev
), TYPE_CPU
)) {
509 error_setg(errp
, "CPU hot unplug not supported on this machine");
514 static CpuInstanceProperties
s390_cpu_index_to_props(MachineState
*ms
,
517 MachineClass
*mc
= MACHINE_GET_CLASS(ms
);
518 const CPUArchIdList
*possible_cpus
= mc
->possible_cpu_arch_ids(ms
);
520 assert(cpu_index
< possible_cpus
->len
);
521 return possible_cpus
->cpus
[cpu_index
].props
;
524 static const CPUArchIdList
*s390_possible_cpu_arch_ids(MachineState
*ms
)
527 unsigned int max_cpus
= ms
->smp
.max_cpus
;
529 if (ms
->possible_cpus
) {
530 g_assert(ms
->possible_cpus
&& ms
->possible_cpus
->len
== max_cpus
);
531 return ms
->possible_cpus
;
534 ms
->possible_cpus
= g_malloc0(sizeof(CPUArchIdList
) +
535 sizeof(CPUArchId
) * max_cpus
);
536 ms
->possible_cpus
->len
= max_cpus
;
537 for (i
= 0; i
< ms
->possible_cpus
->len
; i
++) {
538 ms
->possible_cpus
->cpus
[i
].type
= ms
->cpu_type
;
539 ms
->possible_cpus
->cpus
[i
].vcpus_count
= 1;
540 ms
->possible_cpus
->cpus
[i
].arch_id
= i
;
541 ms
->possible_cpus
->cpus
[i
].props
.has_core_id
= true;
542 ms
->possible_cpus
->cpus
[i
].props
.core_id
= i
;
545 return ms
->possible_cpus
;
548 static HotplugHandler
*s390_get_hotplug_handler(MachineState
*machine
,
551 if (object_dynamic_cast(OBJECT(dev
), TYPE_CPU
)) {
552 return HOTPLUG_HANDLER(machine
);
557 static void s390_nmi(NMIState
*n
, int cpu_index
, Error
**errp
)
559 CPUState
*cs
= qemu_get_cpu(cpu_index
);
561 s390_cpu_restart(S390_CPU(cs
));
564 static ram_addr_t
s390_fixup_ram_size(ram_addr_t sz
)
566 /* same logic as in sclp.c */
567 int increment_size
= 20;
570 while ((sz
>> increment_size
) > MAX_STORAGE_INCREMENTS
) {
573 newsz
= sz
>> increment_size
<< increment_size
;
576 qemu_printf("Ram size %" PRIu64
"MB was fixed up to %" PRIu64
577 "MB to match machine restrictions. Consider updating "
578 "the guest definition.\n", (uint64_t) (sz
/ MiB
),
579 (uint64_t) (newsz
/ MiB
));
584 static void ccw_machine_class_init(ObjectClass
*oc
, void *data
)
586 MachineClass
*mc
= MACHINE_CLASS(oc
);
587 NMIClass
*nc
= NMI_CLASS(oc
);
588 HotplugHandlerClass
*hc
= HOTPLUG_HANDLER_CLASS(oc
);
589 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
591 s390mc
->ri_allowed
= true;
592 s390mc
->cpu_model_allowed
= true;
593 s390mc
->css_migration_enabled
= true;
594 s390mc
->hpage_1m_allowed
= true;
596 mc
->reset
= s390_machine_reset
;
597 mc
->block_default_type
= IF_VIRTIO
;
602 mc
->max_cpus
= S390_MAX_CPUS
;
603 mc
->has_hotpluggable_cpus
= true;
604 assert(!mc
->get_hotplug_handler
);
605 mc
->get_hotplug_handler
= s390_get_hotplug_handler
;
606 mc
->cpu_index_to_instance_props
= s390_cpu_index_to_props
;
607 mc
->possible_cpu_arch_ids
= s390_possible_cpu_arch_ids
;
608 /* it is overridden with 'host' cpu *in kvm_arch_init* */
609 mc
->default_cpu_type
= S390_CPU_TYPE_NAME("qemu");
610 hc
->plug
= s390_machine_device_plug
;
611 hc
->unplug_request
= s390_machine_device_unplug_request
;
612 nc
->nmi_monitor_handler
= s390_nmi
;
613 mc
->default_ram_id
= "s390.ram";
616 static inline bool machine_get_aes_key_wrap(Object
*obj
, Error
**errp
)
618 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
620 return ms
->aes_key_wrap
;
623 static inline void machine_set_aes_key_wrap(Object
*obj
, bool value
,
626 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
628 ms
->aes_key_wrap
= value
;
631 static inline bool machine_get_dea_key_wrap(Object
*obj
, Error
**errp
)
633 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
635 return ms
->dea_key_wrap
;
638 static inline void machine_set_dea_key_wrap(Object
*obj
, bool value
,
641 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
643 ms
->dea_key_wrap
= value
;
646 static S390CcwMachineClass
*current_mc
;
649 * Get the class of the s390-ccw-virtio machine that is currently in use.
650 * Note: libvirt is using the "none" machine to probe for the features of the
651 * host CPU, so in case this is called with the "none" machine, the function
652 * returns the TYPE_S390_CCW_MACHINE base class. In this base class, all the
653 * various "*_allowed" variables are enabled, so that the *_allowed() wrappers
654 * below return the correct default value for the "none" machine.
656 * Attention! Do *not* add additional new wrappers for CPU features (e.g. like
657 * the ri_allowed() wrapper) via this mechanism anymore. CPU features should
658 * be handled via the CPU models, i.e. checking with cpu_model_allowed() during
659 * CPU initialization and s390_has_feat() later should be sufficient.
661 static S390CcwMachineClass
*get_machine_class(void)
663 if (unlikely(!current_mc
)) {
665 * No s390 ccw machine was instantiated, we are likely to
666 * be called for the 'none' machine. The properties will
667 * have their after-initialization values.
669 current_mc
= S390_CCW_MACHINE_CLASS(
670 object_class_by_name(TYPE_S390_CCW_MACHINE
));
675 bool ri_allowed(void)
677 return get_machine_class()->ri_allowed
;
680 bool cpu_model_allowed(void)
682 return get_machine_class()->cpu_model_allowed
;
685 bool hpage_1m_allowed(void)
687 return get_machine_class()->hpage_1m_allowed
;
690 static char *machine_get_loadparm(Object
*obj
, Error
**errp
)
692 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
694 /* make a NUL-terminated string */
695 return g_strndup((char *) ms
->loadparm
, sizeof(ms
->loadparm
));
698 static void machine_set_loadparm(Object
*obj
, const char *val
, Error
**errp
)
700 S390CcwMachineState
*ms
= S390_CCW_MACHINE(obj
);
703 for (i
= 0; i
< sizeof(ms
->loadparm
) && val
[i
]; i
++) {
704 uint8_t c
= qemu_toupper(val
[i
]); /* mimic HMC */
706 if (('A' <= c
&& c
<= 'Z') || ('0' <= c
&& c
<= '9') || (c
== '.') ||
710 error_setg(errp
, "LOADPARM: invalid character '%c' (ASCII 0x%02x)",
716 for (; i
< sizeof(ms
->loadparm
); i
++) {
717 ms
->loadparm
[i
] = ' '; /* pad right with spaces */
720 static inline void s390_machine_initfn(Object
*obj
)
722 object_property_add_bool(obj
, "aes-key-wrap",
723 machine_get_aes_key_wrap
,
724 machine_set_aes_key_wrap
);
725 object_property_set_description(obj
, "aes-key-wrap",
726 "enable/disable AES key wrapping using the CPACF wrapping key");
727 object_property_set_bool(obj
, "aes-key-wrap", true, NULL
);
729 object_property_add_bool(obj
, "dea-key-wrap",
730 machine_get_dea_key_wrap
,
731 machine_set_dea_key_wrap
);
732 object_property_set_description(obj
, "dea-key-wrap",
733 "enable/disable DEA key wrapping using the CPACF wrapping key");
734 object_property_set_bool(obj
, "dea-key-wrap", true, NULL
);
735 object_property_add_str(obj
, "loadparm",
736 machine_get_loadparm
, machine_set_loadparm
);
737 object_property_set_description(obj
, "loadparm",
738 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted"
739 " to upper case) to pass to machine loader, boot manager,"
740 " and guest kernel");
743 static const TypeInfo ccw_machine_info
= {
744 .name
= TYPE_S390_CCW_MACHINE
,
745 .parent
= TYPE_MACHINE
,
747 .instance_size
= sizeof(S390CcwMachineState
),
748 .instance_init
= s390_machine_initfn
,
749 .class_size
= sizeof(S390CcwMachineClass
),
750 .class_init
= ccw_machine_class_init
,
751 .interfaces
= (InterfaceInfo
[]) {
753 { TYPE_HOTPLUG_HANDLER
},
758 bool css_migration_enabled(void)
760 return get_machine_class()->css_migration_enabled
;
763 #define DEFINE_CCW_MACHINE(suffix, verstr, latest) \
764 static void ccw_machine_##suffix##_class_init(ObjectClass *oc, \
767 MachineClass *mc = MACHINE_CLASS(oc); \
768 ccw_machine_##suffix##_class_options(mc); \
769 mc->desc = "VirtIO-ccw based S390 machine v" verstr; \
771 mc->alias = "s390-ccw-virtio"; \
772 mc->is_default = true; \
775 static void ccw_machine_##suffix##_instance_init(Object *obj) \
777 MachineState *machine = MACHINE(obj); \
778 current_mc = S390_CCW_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \
779 ccw_machine_##suffix##_instance_options(machine); \
781 static const TypeInfo ccw_machine_##suffix##_info = { \
782 .name = MACHINE_TYPE_NAME("s390-ccw-virtio-" verstr), \
783 .parent = TYPE_S390_CCW_MACHINE, \
784 .class_init = ccw_machine_##suffix##_class_init, \
785 .instance_init = ccw_machine_##suffix##_instance_init, \
787 static void ccw_machine_register_##suffix(void) \
789 type_register_static(&ccw_machine_##suffix##_info); \
791 type_init(ccw_machine_register_##suffix)
793 static void ccw_machine_6_0_instance_options(MachineState
*machine
)
797 static void ccw_machine_6_0_class_options(MachineClass
*mc
)
800 DEFINE_CCW_MACHINE(6_0
, "6.0", true);
802 static void ccw_machine_5_2_instance_options(MachineState
*machine
)
804 ccw_machine_6_0_instance_options(machine
);
807 static void ccw_machine_5_2_class_options(MachineClass
*mc
)
809 ccw_machine_6_0_class_options(mc
);
810 compat_props_add(mc
->compat_props
, hw_compat_5_2
, hw_compat_5_2_len
);
812 DEFINE_CCW_MACHINE(5_2
, "5.2", false);
814 static void ccw_machine_5_1_instance_options(MachineState
*machine
)
816 ccw_machine_5_2_instance_options(machine
);
819 static void ccw_machine_5_1_class_options(MachineClass
*mc
)
821 ccw_machine_5_2_class_options(mc
);
822 compat_props_add(mc
->compat_props
, hw_compat_5_1
, hw_compat_5_1_len
);
824 DEFINE_CCW_MACHINE(5_1
, "5.1", false);
826 static void ccw_machine_5_0_instance_options(MachineState
*machine
)
828 ccw_machine_5_1_instance_options(machine
);
831 static void ccw_machine_5_0_class_options(MachineClass
*mc
)
833 ccw_machine_5_1_class_options(mc
);
834 compat_props_add(mc
->compat_props
, hw_compat_5_0
, hw_compat_5_0_len
);
836 DEFINE_CCW_MACHINE(5_0
, "5.0", false);
838 static void ccw_machine_4_2_instance_options(MachineState
*machine
)
840 ccw_machine_5_0_instance_options(machine
);
843 static void ccw_machine_4_2_class_options(MachineClass
*mc
)
845 ccw_machine_5_0_class_options(mc
);
846 mc
->fixup_ram_size
= s390_fixup_ram_size
;
847 compat_props_add(mc
->compat_props
, hw_compat_4_2
, hw_compat_4_2_len
);
849 DEFINE_CCW_MACHINE(4_2
, "4.2", false);
851 static void ccw_machine_4_1_instance_options(MachineState
*machine
)
853 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V4_1
};
854 ccw_machine_4_2_instance_options(machine
);
855 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat
);
858 static void ccw_machine_4_1_class_options(MachineClass
*mc
)
860 ccw_machine_4_2_class_options(mc
);
861 compat_props_add(mc
->compat_props
, hw_compat_4_1
, hw_compat_4_1_len
);
863 DEFINE_CCW_MACHINE(4_1
, "4.1", false);
865 static void ccw_machine_4_0_instance_options(MachineState
*machine
)
867 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V4_0
};
868 ccw_machine_4_1_instance_options(machine
);
869 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat
);
872 static void ccw_machine_4_0_class_options(MachineClass
*mc
)
874 ccw_machine_4_1_class_options(mc
);
875 compat_props_add(mc
->compat_props
, hw_compat_4_0
, hw_compat_4_0_len
);
877 DEFINE_CCW_MACHINE(4_0
, "4.0", false);
879 static void ccw_machine_3_1_instance_options(MachineState
*machine
)
881 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V3_1
};
882 ccw_machine_4_0_instance_options(machine
);
883 s390_cpudef_featoff_greater(14, 1, S390_FEAT_MULTIPLE_EPOCH
);
884 s390_cpudef_group_featoff_greater(14, 1, S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF
);
885 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat
);
888 static void ccw_machine_3_1_class_options(MachineClass
*mc
)
890 ccw_machine_4_0_class_options(mc
);
891 compat_props_add(mc
->compat_props
, hw_compat_3_1
, hw_compat_3_1_len
);
893 DEFINE_CCW_MACHINE(3_1
, "3.1", false);
895 static void ccw_machine_3_0_instance_options(MachineState
*machine
)
897 ccw_machine_3_1_instance_options(machine
);
900 static void ccw_machine_3_0_class_options(MachineClass
*mc
)
902 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
904 s390mc
->hpage_1m_allowed
= false;
905 ccw_machine_3_1_class_options(mc
);
906 compat_props_add(mc
->compat_props
, hw_compat_3_0
, hw_compat_3_0_len
);
908 DEFINE_CCW_MACHINE(3_0
, "3.0", false);
910 static void ccw_machine_2_12_instance_options(MachineState
*machine
)
912 ccw_machine_3_0_instance_options(machine
);
913 s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15
);
914 s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB
);
917 static void ccw_machine_2_12_class_options(MachineClass
*mc
)
919 ccw_machine_3_0_class_options(mc
);
920 compat_props_add(mc
->compat_props
, hw_compat_2_12
, hw_compat_2_12_len
);
922 DEFINE_CCW_MACHINE(2_12
, "2.12", false);
924 static void ccw_machine_2_11_instance_options(MachineState
*machine
)
926 static const S390FeatInit qemu_cpu_feat
= { S390_FEAT_LIST_QEMU_V2_11
};
927 ccw_machine_2_12_instance_options(machine
);
929 /* before 2.12 we emulated the very first z900 */
930 s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat
);
933 static void ccw_machine_2_11_class_options(MachineClass
*mc
)
935 static GlobalProperty compat
[] = {
936 { TYPE_SCLP_EVENT_FACILITY
, "allow_all_mask_sizes", "off", },
939 ccw_machine_2_12_class_options(mc
);
940 compat_props_add(mc
->compat_props
, hw_compat_2_11
, hw_compat_2_11_len
);
941 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
943 DEFINE_CCW_MACHINE(2_11
, "2.11", false);
945 static void ccw_machine_2_10_instance_options(MachineState
*machine
)
947 ccw_machine_2_11_instance_options(machine
);
950 static void ccw_machine_2_10_class_options(MachineClass
*mc
)
952 ccw_machine_2_11_class_options(mc
);
953 compat_props_add(mc
->compat_props
, hw_compat_2_10
, hw_compat_2_10_len
);
955 DEFINE_CCW_MACHINE(2_10
, "2.10", false);
957 static void ccw_machine_2_9_instance_options(MachineState
*machine
)
959 ccw_machine_2_10_instance_options(machine
);
960 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP
);
961 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2
);
962 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI
);
963 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION
);
964 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION
);
967 static void ccw_machine_2_9_class_options(MachineClass
*mc
)
969 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
970 static GlobalProperty compat
[] = {
971 { TYPE_S390_STATTRIB
, "migration-enabled", "off", },
974 ccw_machine_2_10_class_options(mc
);
975 compat_props_add(mc
->compat_props
, hw_compat_2_9
, hw_compat_2_9_len
);
976 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
977 s390mc
->css_migration_enabled
= false;
979 DEFINE_CCW_MACHINE(2_9
, "2.9", false);
981 static void ccw_machine_2_8_instance_options(MachineState
*machine
)
983 ccw_machine_2_9_instance_options(machine
);
986 static void ccw_machine_2_8_class_options(MachineClass
*mc
)
988 static GlobalProperty compat
[] = {
989 { TYPE_S390_FLIC_COMMON
, "adapter_routes_max_batch", "64", },
992 ccw_machine_2_9_class_options(mc
);
993 compat_props_add(mc
->compat_props
, hw_compat_2_8
, hw_compat_2_8_len
);
994 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
996 DEFINE_CCW_MACHINE(2_8
, "2.8", false);
998 static void ccw_machine_2_7_instance_options(MachineState
*machine
)
1000 ccw_machine_2_8_instance_options(machine
);
1003 static void ccw_machine_2_7_class_options(MachineClass
*mc
)
1005 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
1007 s390mc
->cpu_model_allowed
= false;
1008 ccw_machine_2_8_class_options(mc
);
1009 compat_props_add(mc
->compat_props
, hw_compat_2_7
, hw_compat_2_7_len
);
1011 DEFINE_CCW_MACHINE(2_7
, "2.7", false);
1013 static void ccw_machine_2_6_instance_options(MachineState
*machine
)
1015 ccw_machine_2_7_instance_options(machine
);
1018 static void ccw_machine_2_6_class_options(MachineClass
*mc
)
1020 S390CcwMachineClass
*s390mc
= S390_CCW_MACHINE_CLASS(mc
);
1021 static GlobalProperty compat
[] = {
1022 { TYPE_S390_IPL
, "iplbext_migration", "off", },
1023 { TYPE_VIRTUAL_CSS_BRIDGE
, "css_dev_path", "off", },
1026 s390mc
->ri_allowed
= false;
1027 ccw_machine_2_7_class_options(mc
);
1028 compat_props_add(mc
->compat_props
, hw_compat_2_6
, hw_compat_2_6_len
);
1029 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
1031 DEFINE_CCW_MACHINE(2_6
, "2.6", false);
1033 static void ccw_machine_2_5_instance_options(MachineState
*machine
)
1035 ccw_machine_2_6_instance_options(machine
);
1038 static void ccw_machine_2_5_class_options(MachineClass
*mc
)
1040 ccw_machine_2_6_class_options(mc
);
1041 compat_props_add(mc
->compat_props
, hw_compat_2_5
, hw_compat_2_5_len
);
1043 DEFINE_CCW_MACHINE(2_5
, "2.5", false);
1045 static void ccw_machine_2_4_instance_options(MachineState
*machine
)
1047 ccw_machine_2_5_instance_options(machine
);
1050 static void ccw_machine_2_4_class_options(MachineClass
*mc
)
1052 static GlobalProperty compat
[] = {
1053 { TYPE_S390_SKEYS
, "migration-enabled", "off", },
1054 { "virtio-blk-ccw", "max_revision", "0", },
1055 { "virtio-balloon-ccw", "max_revision", "0", },
1056 { "virtio-serial-ccw", "max_revision", "0", },
1057 { "virtio-9p-ccw", "max_revision", "0", },
1058 { "virtio-rng-ccw", "max_revision", "0", },
1059 { "virtio-net-ccw", "max_revision", "0", },
1060 { "virtio-scsi-ccw", "max_revision", "0", },
1061 { "vhost-scsi-ccw", "max_revision", "0", },
1064 ccw_machine_2_5_class_options(mc
);
1065 compat_props_add(mc
->compat_props
, hw_compat_2_4
, hw_compat_2_4_len
);
1066 compat_props_add(mc
->compat_props
, compat
, G_N_ELEMENTS(compat
));
1068 DEFINE_CCW_MACHINE(2_4
, "2.4", false);
1070 static void ccw_machine_register_types(void)
1072 type_register_static(&ccw_machine_info
);
1075 type_init(ccw_machine_register_types
)