summaryrefslogtreecommitdiffstats
path: root/qemu/hw/s390x/s390-virtio-ccw.c
diff options
context:
space:
mode:
Diffstat (limited to 'qemu/hw/s390x/s390-virtio-ccw.c')
-rw-r--r--qemu/hw/s390x/s390-virtio-ccw.c381
1 files changed, 0 insertions, 381 deletions
diff --git a/qemu/hw/s390x/s390-virtio-ccw.c b/qemu/hw/s390x/s390-virtio-ccw.c
deleted file mode 100644
index e3df9c78b..000000000
--- a/qemu/hw/s390x/s390-virtio-ccw.c
+++ /dev/null
@@ -1,381 +0,0 @@
-/*
- * virtio ccw machine
- *
- * Copyright 2012 IBM Corp.
- * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or (at
- * your option) any later version. See the COPYING file in the top-level
- * directory.
- */
-
-#include "qemu/osdep.h"
-#include "qapi/error.h"
-#include "qemu-common.h"
-#include "cpu.h"
-#include "hw/boards.h"
-#include "exec/address-spaces.h"
-#include "s390-virtio.h"
-#include "hw/s390x/sclp.h"
-#include "hw/s390x/s390_flic.h"
-#include "ioinst.h"
-#include "css.h"
-#include "virtio-ccw.h"
-#include "qemu/config-file.h"
-#include "s390-pci-bus.h"
-#include "hw/s390x/storage-keys.h"
-#include "hw/compat.h"
-#include "hw/s390x/s390-virtio-ccw.h"
-
-static const char *const reset_dev_types[] = {
- "virtual-css-bridge",
- "s390-sclp-event-facility",
- "s390-flic",
- "diag288",
-};
-
-void subsystem_reset(void)
-{
- DeviceState *dev;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(reset_dev_types); i++) {
- dev = DEVICE(object_resolve_path_type("", reset_dev_types[i], NULL));
- if (dev) {
- qdev_reset_all(dev);
- }
- }
-}
-
-static int virtio_ccw_hcall_notify(const uint64_t *args)
-{
- uint64_t subch_id = args[0];
- uint64_t queue = args[1];
- SubchDev *sch;
- int cssid, ssid, schid, m;
-
- if (ioinst_disassemble_sch_ident(subch_id, &m, &cssid, &ssid, &schid)) {
- return -EINVAL;
- }
- sch = css_find_subch(m, cssid, ssid, schid);
- if (!sch || !css_subch_visible(sch)) {
- return -EINVAL;
- }
- if (queue >= VIRTIO_CCW_QUEUE_MAX) {
- return -EINVAL;
- }
- virtio_queue_notify(virtio_ccw_get_vdev(sch), queue);
- return 0;
-
-}
-
-static int virtio_ccw_hcall_early_printk(const uint64_t *args)
-{
- uint64_t mem = args[0];
-
- if (mem < ram_size) {
- /* Early printk */
- return 0;
- }
- return -EINVAL;
-}
-
-static void virtio_ccw_register_hcalls(void)
-{
- s390_register_virtio_hypercall(KVM_S390_VIRTIO_CCW_NOTIFY,
- virtio_ccw_hcall_notify);
- /* Tolerate early printk. */
- s390_register_virtio_hypercall(KVM_S390_VIRTIO_NOTIFY,
- virtio_ccw_hcall_early_printk);
-}
-
-void s390_memory_init(ram_addr_t mem_size)
-{
- MemoryRegion *sysmem = get_system_memory();
- MemoryRegion *ram = g_new(MemoryRegion, 1);
-
- /* allocate RAM for core */
- memory_region_allocate_system_memory(ram, NULL, "s390.ram", mem_size);
- memory_region_add_subregion(sysmem, 0, ram);
-
- /* Initialize storage key device */
- s390_skeys_init();
-}
-
-static void ccw_init(MachineState *machine)
-{
- int ret;
- VirtualCssBus *css_bus;
- DeviceState *dev;
-
- s390_sclp_init();
- s390_memory_init(machine->ram_size);
-
- /* get a BUS */
- css_bus = virtual_css_bus_init();
- s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline,
- machine->initrd_filename, "s390-ccw.img", true);
- s390_flic_init();
-
- dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE);
- object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE,
- OBJECT(dev), NULL);
- qdev_init_nofail(dev);
-
- /* register hypercalls */
- virtio_ccw_register_hcalls();
-
- /* init CPUs */
- s390_init_cpus(machine);
-
- if (kvm_enabled()) {
- kvm_s390_enable_css_support(s390_cpu_addr2state(0));
- }
- /*
- * Create virtual css and set it as default so that non mcss-e
- * enabled guests only see virtio devices.
- */
- ret = css_create_css_image(VIRTUAL_CSSID, true);
- assert(ret == 0);
-
- /* Create VirtIO network adapters */
- s390_create_virtio_net(BUS(css_bus), "virtio-net-ccw");
-
- /* Register savevm handler for guest TOD clock */
- register_savevm(NULL, "todclock", 0, 1,
- gtod_save, gtod_load, kvm_state);
-}
-
-static void s390_cpu_plug(HotplugHandler *hotplug_dev,
- DeviceState *dev, Error **errp)
-{
- gchar *name;
- S390CPU *cpu = S390_CPU(dev);
- CPUState *cs = CPU(dev);
-
- name = g_strdup_printf("cpu[%i]", cpu->env.cpu_num);
- object_property_set_link(OBJECT(hotplug_dev), OBJECT(cs), name,
- errp);
- g_free(name);
-}
-
-static void s390_machine_device_plug(HotplugHandler *hotplug_dev,
- DeviceState *dev, Error **errp)
-{
- if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) {
- s390_cpu_plug(hotplug_dev, dev, errp);
- }
-}
-
-static HotplugHandler *s390_get_hotplug_handler(MachineState *machine,
- DeviceState *dev)
-{
- if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) {
- return HOTPLUG_HANDLER(machine);
- }
- return NULL;
-}
-
-static void s390_hot_add_cpu(const int64_t id, Error **errp)
-{
- MachineState *machine = MACHINE(qdev_get_machine());
- Error *err = NULL;
-
- s390x_new_cpu(machine->cpu_model, id, &err);
- error_propagate(errp, err);
-}
-
-static void ccw_machine_class_init(ObjectClass *oc, void *data)
-{
- MachineClass *mc = MACHINE_CLASS(oc);
- NMIClass *nc = NMI_CLASS(oc);
- HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc);
-
- mc->init = ccw_init;
- mc->reset = s390_machine_reset;
- mc->hot_add_cpu = s390_hot_add_cpu;
- mc->block_default_type = IF_VIRTIO;
- mc->no_cdrom = 1;
- mc->no_floppy = 1;
- mc->no_serial = 1;
- mc->no_parallel = 1;
- mc->no_sdcard = 1;
- mc->use_sclp = 1;
- mc->max_cpus = 255;
- mc->get_hotplug_handler = s390_get_hotplug_handler;
- hc->plug = s390_machine_device_plug;
- nc->nmi_monitor_handler = s390_nmi;
-}
-
-static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp)
-{
- S390CcwMachineState *ms = S390_CCW_MACHINE(obj);
-
- return ms->aes_key_wrap;
-}
-
-static inline void machine_set_aes_key_wrap(Object *obj, bool value,
- Error **errp)
-{
- S390CcwMachineState *ms = S390_CCW_MACHINE(obj);
-
- ms->aes_key_wrap = value;
-}
-
-static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp)
-{
- S390CcwMachineState *ms = S390_CCW_MACHINE(obj);
-
- return ms->dea_key_wrap;
-}
-
-static inline void machine_set_dea_key_wrap(Object *obj, bool value,
- Error **errp)
-{
- S390CcwMachineState *ms = S390_CCW_MACHINE(obj);
-
- ms->dea_key_wrap = value;
-}
-
-static inline void s390_machine_initfn(Object *obj)
-{
- object_property_add_bool(obj, "aes-key-wrap",
- machine_get_aes_key_wrap,
- machine_set_aes_key_wrap, NULL);
- object_property_set_description(obj, "aes-key-wrap",
- "enable/disable AES key wrapping using the CPACF wrapping key",
- NULL);
- object_property_set_bool(obj, true, "aes-key-wrap", NULL);
-
- object_property_add_bool(obj, "dea-key-wrap",
- machine_get_dea_key_wrap,
- machine_set_dea_key_wrap, NULL);
- object_property_set_description(obj, "dea-key-wrap",
- "enable/disable DEA key wrapping using the CPACF wrapping key",
- NULL);
- object_property_set_bool(obj, true, "dea-key-wrap", NULL);
-}
-
-static const TypeInfo ccw_machine_info = {
- .name = TYPE_S390_CCW_MACHINE,
- .parent = TYPE_MACHINE,
- .abstract = true,
- .instance_size = sizeof(S390CcwMachineState),
- .instance_init = s390_machine_initfn,
- .class_init = ccw_machine_class_init,
- .interfaces = (InterfaceInfo[]) {
- { TYPE_NMI },
- { TYPE_HOTPLUG_HANDLER},
- { }
- },
-};
-
-#define DEFINE_CCW_MACHINE(suffix, verstr, latest) \
- static void ccw_machine_##suffix##_class_init(ObjectClass *oc, \
- void *data) \
- { \
- MachineClass *mc = MACHINE_CLASS(oc); \
- ccw_machine_##suffix##_class_options(mc); \
- mc->desc = "VirtIO-ccw based S390 machine v" verstr; \
- if (latest) { \
- mc->alias = "s390-ccw-virtio"; \
- mc->is_default = 1; \
- } \
- } \
- static void ccw_machine_##suffix##_instance_init(Object *obj) \
- { \
- MachineState *machine = MACHINE(obj); \
- ccw_machine_##suffix##_instance_options(machine); \
- } \
- static const TypeInfo ccw_machine_##suffix##_info = { \
- .name = MACHINE_TYPE_NAME("s390-ccw-virtio-" verstr), \
- .parent = TYPE_S390_CCW_MACHINE, \
- .class_init = ccw_machine_##suffix##_class_init, \
- .instance_init = ccw_machine_##suffix##_instance_init, \
- }; \
- static void ccw_machine_register_##suffix(void) \
- { \
- type_register_static(&ccw_machine_##suffix##_info); \
- } \
- type_init(ccw_machine_register_##suffix)
-
-#define CCW_COMPAT_2_5 \
- HW_COMPAT_2_5
-
-#define CCW_COMPAT_2_4 \
- CCW_COMPAT_2_5 \
- HW_COMPAT_2_4 \
- {\
- .driver = TYPE_S390_SKEYS,\
- .property = "migration-enabled",\
- .value = "off",\
- },{\
- .driver = "virtio-blk-ccw",\
- .property = "max_revision",\
- .value = "0",\
- },{\
- .driver = "virtio-balloon-ccw",\
- .property = "max_revision",\
- .value = "0",\
- },{\
- .driver = "virtio-serial-ccw",\
- .property = "max_revision",\
- .value = "0",\
- },{\
- .driver = "virtio-9p-ccw",\
- .property = "max_revision",\
- .value = "0",\
- },{\
- .driver = "virtio-rng-ccw",\
- .property = "max_revision",\
- .value = "0",\
- },{\
- .driver = "virtio-net-ccw",\
- .property = "max_revision",\
- .value = "0",\
- },{\
- .driver = "virtio-scsi-ccw",\
- .property = "max_revision",\
- .value = "0",\
- },{\
- .driver = "vhost-scsi-ccw",\
- .property = "max_revision",\
- .value = "0",\
- },
-
-static void ccw_machine_2_6_instance_options(MachineState *machine)
-{
-}
-
-static void ccw_machine_2_6_class_options(MachineClass *mc)
-{
-}
-DEFINE_CCW_MACHINE(2_6, "2.6", true);
-
-static void ccw_machine_2_5_instance_options(MachineState *machine)
-{
-}
-
-static void ccw_machine_2_5_class_options(MachineClass *mc)
-{
- SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_5);
-}
-DEFINE_CCW_MACHINE(2_5, "2.5", false);
-
-static void ccw_machine_2_4_instance_options(MachineState *machine)
-{
- ccw_machine_2_5_instance_options(machine);
-}
-
-static void ccw_machine_2_4_class_options(MachineClass *mc)
-{
- SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_4);
-}
-DEFINE_CCW_MACHINE(2_4, "2.4", false);
-
-static void ccw_machine_register_types(void)
-{
- type_register_static(&ccw_machine_info);
-}
-
-type_init(ccw_machine_register_types)