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-rw-r--r--hw/hppa/machine.c7
-rw-r--r--hw/input/lasips2.c320
-rw-r--r--hw/input/pckbd.c82
-rw-r--r--hw/input/pl050.c112
-rw-r--r--hw/input/ps2.c26
-rw-r--r--hw/input/trace-events2
-rw-r--r--hw/intc/xics.c10
-rw-r--r--hw/intc/xive.c4
-rw-r--r--hw/mips/jazz.c13
-rw-r--r--hw/ppc/e500.c13
-rw-r--r--hw/ppc/mac_newworld.c16
-rw-r--r--hw/ppc/mac_oldworld.c2
-rw-r--r--hw/ppc/pegasos2.c2
-rw-r--r--hw/ppc/ppc.c30
-rw-r--r--hw/ppc/ppc405_uc.c4
-rw-r--r--hw/ppc/ppc440_bamboo.c4
-rw-r--r--hw/ppc/prep.c2
-rw-r--r--hw/ppc/prep_systemio.c2
-rw-r--r--hw/ppc/sam460ex.c4
-rw-r--r--hw/ppc/spapr.c10
-rw-r--r--hw/ppc/spapr_hcall.c9
-rw-r--r--hw/ppc/virtex_ml507.c10
22 files changed, 427 insertions, 257 deletions
diff --git a/hw/hppa/machine.c b/hw/hppa/machine.c
index 44ecd446c3..e53d5f0fa7 100644
--- a/hw/hppa/machine.c
+++ b/hw/hppa/machine.c
@@ -280,9 +280,10 @@ static void machine_hppa_init(MachineState *machine)
     }
 
     /* PS/2 Keyboard/Mouse */
-    dev = DEVICE(lasips2_initfn(LASI_PS2KBD_HPA,
-                                qdev_get_gpio_in(lasi_dev,
-                                                 LASI_IRQ_PS2KBD_HPA)));
+    dev = qdev_new(TYPE_LASIPS2);
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
+    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0,
+                       qdev_get_gpio_in(lasi_dev, LASI_IRQ_PS2KBD_HPA));
     memory_region_add_subregion(addr_space, LASI_PS2KBD_HPA,
                                 sysbus_mmio_get_region(SYS_BUS_DEVICE(dev),
                                                        0));
diff --git a/hw/input/lasips2.c b/hw/input/lasips2.c
index 9223cb0af4..ea7c07a2ba 100644
--- a/hw/input/lasips2.c
+++ b/hw/input/lasips2.c
@@ -35,17 +35,28 @@
 #include "qapi/error.h"
 
 
+static const VMStateDescription vmstate_lasips2_port = {
+    .name = "lasips2-port",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .fields = (VMStateField[]) {
+        VMSTATE_UINT8(control, LASIPS2Port),
+        VMSTATE_UINT8(buf, LASIPS2Port),
+        VMSTATE_BOOL(loopback_rbne, LASIPS2Port),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
 static const VMStateDescription vmstate_lasips2 = {
     .name = "lasips2",
-    .version_id = 0,
-    .minimum_version_id = 0,
+    .version_id = 1,
+    .minimum_version_id = 1,
     .fields = (VMStateField[]) {
-        VMSTATE_UINT8(kbd.control, LASIPS2State),
-        VMSTATE_UINT8(kbd.id, LASIPS2State),
-        VMSTATE_BOOL(kbd.irq, LASIPS2State),
-        VMSTATE_UINT8(mouse.control, LASIPS2State),
-        VMSTATE_UINT8(mouse.id, LASIPS2State),
-        VMSTATE_BOOL(mouse.irq, LASIPS2State),
+        VMSTATE_UINT8(int_status, LASIPS2State),
+        VMSTATE_STRUCT(kbd_port.parent_obj, LASIPS2State, 1,
+                       vmstate_lasips2_port, LASIPS2Port),
+        VMSTATE_STRUCT(mouse_port.parent_obj, LASIPS2State, 1,
+                       vmstate_lasips2_port, LASIPS2Port),
         VMSTATE_END_OF_LIST()
     }
 };
@@ -119,36 +130,50 @@ static const char *lasips2_write_reg_name(uint64_t addr)
 
 static void lasips2_update_irq(LASIPS2State *s)
 {
-    trace_lasips2_intr(s->kbd.irq | s->mouse.irq);
-    qemu_set_irq(s->irq, s->kbd.irq | s->mouse.irq);
+    int level = s->int_status ? 1 : 0;
+
+    trace_lasips2_intr(level);
+    qemu_set_irq(s->irq, level);
+}
+
+static void lasips2_set_irq(void *opaque, int n, int level)
+{
+    LASIPS2State *s = LASIPS2(opaque);
+
+    if (level) {
+        s->int_status |= BIT(n);
+    } else {
+        s->int_status &= ~BIT(n);
+    }
+
+    lasips2_update_irq(s);
 }
 
 static void lasips2_reg_write(void *opaque, hwaddr addr, uint64_t val,
                               unsigned size)
 {
-    LASIPS2Port *port = opaque;
+    LASIPS2Port *lp = LASIPS2_PORT(opaque);
 
-    trace_lasips2_reg_write(size, port->id, addr,
+    trace_lasips2_reg_write(size, lp->id, addr,
                             lasips2_write_reg_name(addr), val);
 
     switch (addr & 0xc) {
     case REG_PS2_CONTROL:
-        port->control = val;
+        lp->control = val;
         break;
 
     case REG_PS2_XMTDATA:
-        if (port->control & LASIPS2_CONTROL_LOOPBACK) {
-            port->buf = val;
-            port->irq = true;
-            port->loopback_rbne = true;
-            lasips2_update_irq(port->parent);
+        if (lp->control & LASIPS2_CONTROL_LOOPBACK) {
+            lp->buf = val;
+            lp->loopback_rbne = true;
+            qemu_set_irq(lp->irq, 1);
             break;
         }
 
-        if (port->id) {
-            ps2_write_mouse(port->dev, val);
+        if (lp->id) {
+            ps2_write_mouse(PS2_MOUSE_DEVICE(lp->ps2dev), val);
         } else {
-            ps2_write_keyboard(port->dev, val);
+            ps2_write_keyboard(PS2_KBD_DEVICE(lp->ps2dev), val);
         }
         break;
 
@@ -164,54 +189,53 @@ static void lasips2_reg_write(void *opaque, hwaddr addr, uint64_t val,
 
 static uint64_t lasips2_reg_read(void *opaque, hwaddr addr, unsigned size)
 {
-    LASIPS2Port *port = opaque;
+    LASIPS2Port *lp = LASIPS2_PORT(opaque);
     uint64_t ret = 0;
 
     switch (addr & 0xc) {
     case REG_PS2_ID:
-        ret = port->id;
+        ret = lp->id;
         break;
 
     case REG_PS2_RCVDATA:
-        if (port->control & LASIPS2_CONTROL_LOOPBACK) {
-            port->irq = false;
-            port->loopback_rbne = false;
-            lasips2_update_irq(port->parent);
-            ret = port->buf;
+        if (lp->control & LASIPS2_CONTROL_LOOPBACK) {
+            lp->loopback_rbne = false;
+            qemu_set_irq(lp->irq, 0);
+            ret = lp->buf;
             break;
         }
 
-        ret = ps2_read_data(port->dev);
+        ret = ps2_read_data(lp->ps2dev);
         break;
 
     case REG_PS2_CONTROL:
-        ret = port->control;
+        ret = lp->control;
         break;
 
     case REG_PS2_STATUS:
         ret = LASIPS2_STATUS_DATSHD | LASIPS2_STATUS_CLKSHD;
 
-        if (port->control & LASIPS2_CONTROL_DIAG) {
-            if (!(port->control & LASIPS2_CONTROL_DATDIR)) {
+        if (lp->control & LASIPS2_CONTROL_DIAG) {
+            if (!(lp->control & LASIPS2_CONTROL_DATDIR)) {
                 ret &= ~LASIPS2_STATUS_DATSHD;
             }
 
-            if (!(port->control & LASIPS2_CONTROL_CLKDIR)) {
+            if (!(lp->control & LASIPS2_CONTROL_CLKDIR)) {
                 ret &= ~LASIPS2_STATUS_CLKSHD;
             }
         }
 
-        if (port->control & LASIPS2_CONTROL_LOOPBACK) {
-            if (port->loopback_rbne) {
+        if (lp->control & LASIPS2_CONTROL_LOOPBACK) {
+            if (lp->loopback_rbne) {
                 ret |= LASIPS2_STATUS_RBNE;
             }
         } else {
-            if (!ps2_queue_empty(port->dev)) {
+            if (!ps2_queue_empty(lp->ps2dev)) {
                 ret |= LASIPS2_STATUS_RBNE;
             }
         }
 
-        if (port->parent->kbd.irq || port->parent->mouse.irq) {
+        if (lp->lasips2->int_status) {
             ret |= LASIPS2_STATUS_CMPINTR;
         }
         break;
@@ -222,7 +246,7 @@ static uint64_t lasips2_reg_read(void *opaque, hwaddr addr, unsigned size)
         break;
     }
 
-    trace_lasips2_reg_read(size, port->id, addr,
+    trace_lasips2_reg_read(size, lp->id, addr,
                            lasips2_read_reg_name(addr), ret);
     return ret;
 }
@@ -234,106 +258,208 @@ static const MemoryRegionOps lasips2_reg_ops = {
         .min_access_size = 1,
         .max_access_size = 4,
     },
-    .endianness = DEVICE_NATIVE_ENDIAN,
+    .endianness = DEVICE_BIG_ENDIAN,
 };
 
-static void lasips2_set_kbd_irq(void *opaque, int n, int level)
+static void lasips2_realize(DeviceState *dev, Error **errp)
 {
-    LASIPS2State *s = LASIPS2(opaque);
-    LASIPS2Port *port = &s->kbd;
+    LASIPS2State *s = LASIPS2(dev);
+    LASIPS2Port *lp;
 
-    port->irq = level;
-    lasips2_update_irq(port->parent);
+    lp = LASIPS2_PORT(&s->kbd_port);
+    if (!(qdev_realize(DEVICE(lp), NULL, errp))) {
+        return;
+    }
+
+    qdev_connect_gpio_out(DEVICE(lp), 0,
+                          qdev_get_gpio_in_named(dev, "lasips2-port-input-irq",
+                                                 lp->id));
+
+    lp = LASIPS2_PORT(&s->mouse_port);
+    if (!(qdev_realize(DEVICE(lp), NULL, errp))) {
+        return;
+    }
+
+    qdev_connect_gpio_out(DEVICE(lp), 0,
+                          qdev_get_gpio_in_named(dev, "lasips2-port-input-irq",
+                                                 lp->id));
 }
 
-static void lasips2_set_mouse_irq(void *opaque, int n, int level)
+static void lasips2_init(Object *obj)
 {
-    LASIPS2State *s = LASIPS2(opaque);
-    LASIPS2Port *port = &s->mouse;
+    LASIPS2State *s = LASIPS2(obj);
+    LASIPS2Port *lp;
+
+    object_initialize_child(obj, "lasips2-kbd-port", &s->kbd_port,
+                            TYPE_LASIPS2_KBD_PORT);
+    object_initialize_child(obj, "lasips2-mouse-port", &s->mouse_port,
+                            TYPE_LASIPS2_MOUSE_PORT);
+
+    lp = LASIPS2_PORT(&s->kbd_port);
+    sysbus_init_mmio(SYS_BUS_DEVICE(obj), &lp->reg);
+    lp = LASIPS2_PORT(&s->mouse_port);
+    sysbus_init_mmio(SYS_BUS_DEVICE(obj), &lp->reg);
+
+    sysbus_init_irq(SYS_BUS_DEVICE(obj), &s->irq);
 
-    port->irq = level;
-    lasips2_update_irq(port->parent);
+    qdev_init_gpio_in_named(DEVICE(obj), lasips2_set_irq,
+                            "lasips2-port-input-irq", 2);
 }
 
-LASIPS2State *lasips2_initfn(hwaddr base, qemu_irq irq)
+static void lasips2_class_init(ObjectClass *klass, void *data)
 {
-    DeviceState *dev;
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->realize = lasips2_realize;
+    dc->vmsd = &vmstate_lasips2;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
+}
 
-    dev = qdev_new(TYPE_LASIPS2);
-    qdev_prop_set_uint64(dev, "base", base);
-    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
+static const TypeInfo lasips2_info = {
+    .name          = TYPE_LASIPS2,
+    .parent        = TYPE_SYS_BUS_DEVICE,
+    .instance_init = lasips2_init,
+    .instance_size = sizeof(LASIPS2State),
+    .class_init    = lasips2_class_init,
+};
 
-    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);
+static void lasips2_port_set_irq(void *opaque, int n, int level)
+{
+    LASIPS2Port *s = LASIPS2_PORT(opaque);
 
-    return LASIPS2(dev);
+    qemu_set_irq(s->irq, level);
 }
 
-static void lasips2_realize(DeviceState *dev, Error **errp)
+static void lasips2_port_realize(DeviceState *dev, Error **errp)
 {
-    LASIPS2State *s = LASIPS2(dev);
+    LASIPS2Port *s = LASIPS2_PORT(dev);
 
-    vmstate_register(NULL, s->base, &vmstate_lasips2, s);
+    qdev_connect_gpio_out(DEVICE(s->ps2dev), PS2_DEVICE_IRQ,
+                          qdev_get_gpio_in_named(dev, "ps2-input-irq", 0));
+}
+
+static void lasips2_port_init(Object *obj)
+{
+    LASIPS2Port *s = LASIPS2_PORT(obj);
 
-    s->kbd.dev = ps2_kbd_init();
-    qdev_connect_gpio_out(DEVICE(s->kbd.dev), PS2_DEVICE_IRQ,
-                          qdev_get_gpio_in_named(dev, "ps2-kbd-input-irq",
-                                                 0));
-    s->mouse.dev = ps2_mouse_init();
-    qdev_connect_gpio_out(DEVICE(s->mouse.dev), PS2_DEVICE_IRQ,
-                          qdev_get_gpio_in_named(dev, "ps2-mouse-input-irq",
-                                                 0));
+    qdev_init_gpio_out(DEVICE(obj), &s->irq, 1);
+    qdev_init_gpio_in_named(DEVICE(obj), lasips2_port_set_irq,
+                            "ps2-input-irq", 1);
 }
 
-static void lasips2_init(Object *obj)
+static void lasips2_port_class_init(ObjectClass *klass, void *data)
 {
-    LASIPS2State *s = LASIPS2(obj);
+    DeviceClass *dc = DEVICE_CLASS(klass);
 
-    s->kbd.id = 0;
-    s->mouse.id = 1;
-    s->kbd.parent = s;
-    s->mouse.parent = s;
+    dc->realize = lasips2_port_realize;
+}
 
-    memory_region_init_io(&s->kbd.reg, obj, &lasips2_reg_ops, &s->kbd,
-                          "lasips2-kbd", 0x100);
-    memory_region_init_io(&s->mouse.reg, obj, &lasips2_reg_ops, &s->mouse,
-                          "lasips2-mouse", 0x100);
+static const TypeInfo lasips2_port_info = {
+    .name          = TYPE_LASIPS2_PORT,
+    .parent        = TYPE_DEVICE,
+    .instance_init = lasips2_port_init,
+    .instance_size = sizeof(LASIPS2Port),
+    .class_init    = lasips2_port_class_init,
+    .class_size    = sizeof(LASIPS2PortDeviceClass),
+    .abstract      = true,
+};
 
-    sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->kbd.reg);
-    sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->mouse.reg);
+static void lasips2_kbd_port_realize(DeviceState *dev, Error **errp)
+{
+    LASIPS2KbdPort *s = LASIPS2_KBD_PORT(dev);
+    LASIPS2Port *lp = LASIPS2_PORT(dev);
+    LASIPS2PortDeviceClass *lpdc = LASIPS2_PORT_GET_CLASS(lp);
 
-    sysbus_init_irq(SYS_BUS_DEVICE(obj), &s->irq);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->kbd), errp)) {
+        return;
+    }
+
+    lp->ps2dev = PS2_DEVICE(&s->kbd);
+    lpdc->parent_realize(dev, errp);
+}
+
+static void lasips2_kbd_port_init(Object *obj)
+{
+    LASIPS2KbdPort *s = LASIPS2_KBD_PORT(obj);
+    LASIPS2Port *lp = LASIPS2_PORT(obj);
+
+    memory_region_init_io(&lp->reg, obj, &lasips2_reg_ops, lp, "lasips2-kbd",
+                          0x100);
+
+    object_initialize_child(obj, "kbd", &s->kbd, TYPE_PS2_KBD_DEVICE);
+
+    lp->id = 0;
+    lp->lasips2 = container_of(s, LASIPS2State, kbd_port);
+}
+
+static void lasips2_kbd_port_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    LASIPS2PortDeviceClass *lpdc = LASIPS2_PORT_CLASS(klass);
 
-    qdev_init_gpio_in_named(DEVICE(obj), lasips2_set_kbd_irq,
-                            "ps2-kbd-input-irq", 1);
-    qdev_init_gpio_in_named(DEVICE(obj), lasips2_set_mouse_irq,
-                            "ps2-mouse-input-irq", 1);
+    device_class_set_parent_realize(dc, lasips2_kbd_port_realize,
+                                    &lpdc->parent_realize);
 }
 
-static Property lasips2_properties[] = {
-    DEFINE_PROP_UINT64("base", LASIPS2State, base, UINT64_MAX),
-    DEFINE_PROP_END_OF_LIST(),
+static const TypeInfo lasips2_kbd_port_info = {
+    .name          = TYPE_LASIPS2_KBD_PORT,
+    .parent        = TYPE_LASIPS2_PORT,
+    .instance_size = sizeof(LASIPS2KbdPort),
+    .instance_init = lasips2_kbd_port_init,
+    .class_init    = lasips2_kbd_port_class_init,
 };
 
-static void lasips2_class_init(ObjectClass *klass, void *data)
+static void lasips2_mouse_port_realize(DeviceState *dev, Error **errp)
+{
+    LASIPS2MousePort *s = LASIPS2_MOUSE_PORT(dev);
+    LASIPS2Port *lp = LASIPS2_PORT(dev);
+    LASIPS2PortDeviceClass *lpdc = LASIPS2_PORT_GET_CLASS(lp);
+
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->mouse), errp)) {
+        return;
+    }
+
+    lp->ps2dev = PS2_DEVICE(&s->mouse);
+    lpdc->parent_realize(dev, errp);
+}
+
+static void lasips2_mouse_port_init(Object *obj)
+{
+    LASIPS2MousePort *s = LASIPS2_MOUSE_PORT(obj);
+    LASIPS2Port *lp = LASIPS2_PORT(obj);
+
+    memory_region_init_io(&lp->reg, obj, &lasips2_reg_ops, lp, "lasips2-mouse",
+                          0x100);
+
+    object_initialize_child(obj, "mouse", &s->mouse, TYPE_PS2_MOUSE_DEVICE);
+
+    lp->id = 1;
+    lp->lasips2 = container_of(s, LASIPS2State, mouse_port);
+}
+
+static void lasips2_mouse_port_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
+    LASIPS2PortDeviceClass *lpdc = LASIPS2_PORT_CLASS(klass);
 
-    dc->realize = lasips2_realize;
-    device_class_set_props(dc, lasips2_properties);
-    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
+    device_class_set_parent_realize(dc, lasips2_mouse_port_realize,
+                                    &lpdc->parent_realize);
 }
 
-static const TypeInfo lasips2_info = {
-    .name          = TYPE_LASIPS2,
-    .parent        = TYPE_SYS_BUS_DEVICE,
-    .instance_init = lasips2_init,
-    .instance_size = sizeof(LASIPS2State),
-    .class_init    = lasips2_class_init,
+static const TypeInfo lasips2_mouse_port_info = {
+    .name          = TYPE_LASIPS2_MOUSE_PORT,
+    .parent        = TYPE_LASIPS2_PORT,
+    .instance_size = sizeof(LASIPS2MousePort),
+    .instance_init = lasips2_mouse_port_init,
+    .class_init    = lasips2_mouse_port_class_init,
 };
 
 static void lasips2_register_types(void)
 {
     type_register_static(&lasips2_info);
+    type_register_static(&lasips2_port_info);
+    type_register_static(&lasips2_kbd_port_info);
+    type_register_static(&lasips2_mouse_port_info);
 }
 
 type_init(lasips2_register_types)
diff --git a/hw/input/pckbd.c b/hw/input/pckbd.c
index 9184411c3e..b92b63bedc 100644
--- a/hw/input/pckbd.c
+++ b/hw/input/pckbd.c
@@ -286,7 +286,7 @@ static void kbd_queue(KBDState *s, int b, int aux)
         s->pending |= aux ? KBD_PENDING_CTRL_AUX : KBD_PENDING_CTRL_KBD;
         kbd_safe_update_irq(s);
     } else {
-        ps2_queue(aux ? s->mouse : s->kbd, b);
+        ps2_queue(aux ? PS2_DEVICE(&s->ps2mouse) : PS2_DEVICE(&s->ps2kbd), b);
     }
 }
 
@@ -408,9 +408,9 @@ static uint64_t kbd_read_data(void *opaque, hwaddr addr,
                 timer_mod(s->throttle_timer,
                           qemu_clock_get_us(QEMU_CLOCK_VIRTUAL) + 1000);
             }
-            s->obdata = ps2_read_data(s->kbd);
+            s->obdata = ps2_read_data(PS2_DEVICE(&s->ps2kbd));
         } else if (s->obsrc & KBD_OBSRC_MOUSE) {
-            s->obdata = ps2_read_data(s->mouse);
+            s->obdata = ps2_read_data(PS2_DEVICE(&s->ps2mouse));
         } else if (s->obsrc & KBD_OBSRC_CTRL) {
             s->obdata = kbd_dequeue(s);
         }
@@ -429,14 +429,15 @@ static void kbd_write_data(void *opaque, hwaddr addr,
 
     switch (s->write_cmd) {
     case 0:
-        ps2_write_keyboard(s->kbd, val);
+        ps2_write_keyboard(&s->ps2kbd, val);
         /* sending data to the keyboard reenables PS/2 communication */
         s->mode &= ~KBD_MODE_DISABLE_KBD;
         kbd_safe_update_irq(s);
         break;
     case KBD_CCMD_WRITE_MODE:
         s->mode = val;
-        ps2_keyboard_set_translation(s->kbd, (s->mode & KBD_MODE_KCC) != 0);
+        ps2_keyboard_set_translation(&s->ps2kbd,
+                                     (s->mode & KBD_MODE_KCC) != 0);
         /*
          * a write to the mode byte interrupt enable flags directly updates
          * the irq lines
@@ -458,7 +459,7 @@ static void kbd_write_data(void *opaque, hwaddr addr,
         outport_write(s, val);
         break;
     case KBD_CCMD_WRITE_MOUSE:
-        ps2_write_mouse(s->mouse, val);
+        ps2_write_mouse(&s->ps2mouse, val);
         /* sending data to the mouse reenables PS/2 communication */
         s->mode &= ~KBD_MODE_DISABLE_MOUSE;
         kbd_safe_update_irq(s);
@@ -699,15 +700,19 @@ static void i8042_mmio_realize(DeviceState *dev, Error **errp)
 
     sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->region);
 
-    /* Note we can't use dc->vmsd without breaking migration compatibility */
-    vmstate_register(NULL, 0, &vmstate_kbd, ks);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&ks->ps2kbd), errp)) {
+        return;
+    }
+
+    if (!sysbus_realize(SYS_BUS_DEVICE(&ks->ps2mouse), errp)) {
+        return;
+    }
 
-    ks->kbd = ps2_kbd_init();
-    qdev_connect_gpio_out(DEVICE(ks->kbd), PS2_DEVICE_IRQ,
+    qdev_connect_gpio_out(DEVICE(&ks->ps2kbd), PS2_DEVICE_IRQ,
                           qdev_get_gpio_in_named(dev, "ps2-kbd-input-irq",
                                                  0));
-    ks->mouse = ps2_mouse_init();
-    qdev_connect_gpio_out(DEVICE(ks->mouse), PS2_DEVICE_IRQ,
+
+    qdev_connect_gpio_out(DEVICE(&ks->ps2mouse), PS2_DEVICE_IRQ,
                           qdev_get_gpio_in_named(dev, "ps2-mouse-input-irq",
                                                  0));
 }
@@ -719,6 +724,10 @@ static void i8042_mmio_init(Object *obj)
 
     ks->extended_state = true;
 
+    object_initialize_child(obj, "ps2kbd", &ks->ps2kbd, TYPE_PS2_KBD_DEVICE);
+    object_initialize_child(obj, "ps2mouse", &ks->ps2mouse,
+                            TYPE_PS2_MOUSE_DEVICE);
+
     qdev_init_gpio_out(DEVICE(obj), ks->irqs, 2);
     qdev_init_gpio_in_named(DEVICE(obj), i8042_mmio_set_kbd_irq,
                             "ps2-kbd-input-irq", 1);
@@ -732,32 +741,27 @@ static Property i8042_mmio_properties[] = {
     DEFINE_PROP_END_OF_LIST(),
 };
 
+static const VMStateDescription vmstate_kbd_mmio = {
+    .name = "pckbd-mmio",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .fields = (VMStateField[]) {
+        VMSTATE_STRUCT(kbd, MMIOKBDState, 0, vmstate_kbd, KBDState),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
 static void i8042_mmio_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 
     dc->realize = i8042_mmio_realize;
     dc->reset = i8042_mmio_reset;
+    dc->vmsd = &vmstate_kbd_mmio;
     device_class_set_props(dc, i8042_mmio_properties);
     set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
-MMIOKBDState *i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
-                            ram_addr_t size, hwaddr mask)
-{
-    DeviceState *dev;
-
-    dev = qdev_new(TYPE_I8042_MMIO);
-    qdev_prop_set_uint64(dev, "mask", mask);
-    qdev_prop_set_uint32(dev, "size", size);
-    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
-
-    qdev_connect_gpio_out(dev, I8042_KBD_IRQ, kbd_irq);
-    qdev_connect_gpio_out(dev, I8042_MOUSE_IRQ, mouse_irq);
-
-    return I8042_MMIO(dev);
-}
-
 static const TypeInfo i8042_mmio_info = {
     .name          = TYPE_I8042_MMIO,
     .parent        = TYPE_SYS_BUS_DEVICE,
@@ -770,7 +774,7 @@ void i8042_isa_mouse_fake_event(ISAKBDState *isa)
 {
     KBDState *s = &isa->kbd;
 
-    ps2_mouse_fake_event(s->mouse);
+    ps2_mouse_fake_event(&s->ps2mouse);
 }
 
 void i8042_setup_a20_line(ISADevice *dev, qemu_irq a20_out)
@@ -843,6 +847,10 @@ static void i8042_initfn(Object *obj)
     memory_region_init_io(isa_s->io + 1, obj, &i8042_cmd_ops, s,
                           "i8042-cmd", 1);
 
+    object_initialize_child(obj, "ps2kbd", &s->ps2kbd, TYPE_PS2_KBD_DEVICE);
+    object_initialize_child(obj, "ps2mouse", &s->ps2mouse,
+                            TYPE_PS2_MOUSE_DEVICE);
+
     qdev_init_gpio_out_named(DEVICE(obj), &s->a20_out, I8042_A20_LINE, 1);
 
     qdev_init_gpio_out(DEVICE(obj), s->irqs, 2);
@@ -876,14 +884,22 @@ static void i8042_realizefn(DeviceState *dev, Error **errp)
     isa_register_ioport(isadev, isa_s->io + 0, 0x60);
     isa_register_ioport(isadev, isa_s->io + 1, 0x64);
 
-    s->kbd = ps2_kbd_init();
-    qdev_connect_gpio_out(DEVICE(s->kbd), PS2_DEVICE_IRQ,
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->ps2kbd), errp)) {
+        return;
+    }
+
+    qdev_connect_gpio_out(DEVICE(&s->ps2kbd), PS2_DEVICE_IRQ,
                           qdev_get_gpio_in_named(dev, "ps2-kbd-input-irq",
                                                  0));
-    s->mouse = ps2_mouse_init();
-    qdev_connect_gpio_out(DEVICE(s->mouse), PS2_DEVICE_IRQ,
+
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->ps2mouse), errp)) {
+        return;
+    }
+
+    qdev_connect_gpio_out(DEVICE(&s->ps2mouse), PS2_DEVICE_IRQ,
                           qdev_get_gpio_in_named(dev, "ps2-mouse-input-irq",
                                                  0));
+
     if (isa_s->kbd_throttle && !isa_s->kbd.extended_state) {
         warn_report(TYPE_I8042 ": can't enable kbd-throttle without"
                     " extended-state, disabling kbd-throttle");
diff --git a/hw/input/pl050.c b/hw/input/pl050.c
index 209cc001cf..ec5e19285e 100644
--- a/hw/input/pl050.c
+++ b/hw/input/pl050.c
@@ -19,26 +19,12 @@
 #include "hw/sysbus.h"
 #include "migration/vmstate.h"
 #include "hw/input/ps2.h"
+#include "hw/input/pl050.h"
 #include "hw/irq.h"
 #include "qemu/log.h"
 #include "qemu/module.h"
 #include "qom/object.h"
 
-#define TYPE_PL050 "pl050"
-OBJECT_DECLARE_SIMPLE_TYPE(PL050State, PL050)
-
-struct PL050State {
-    SysBusDevice parent_obj;
-
-    MemoryRegion iomem;
-    void *dev;
-    uint32_t cr;
-    uint32_t clk;
-    uint32_t last;
-    int pending;
-    qemu_irq irq;
-    bool is_mouse;
-};
 
 static const VMStateDescription vmstate_pl050 = {
     .name = "pl050",
@@ -115,7 +101,7 @@ static uint64_t pl050_read(void *opaque, hwaddr offset,
         }
     case 2: /* KMIDATA */
         if (s->pending) {
-            s->last = ps2_read_data(s->dev);
+            s->last = ps2_read_data(s->ps2dev);
         }
         return s->last;
     case 3: /* KMICLKDIV */
@@ -144,9 +130,9 @@ static void pl050_write(void *opaque, hwaddr offset,
         /* ??? This should toggle the TX interrupt line.  */
         /* ??? This means kbd/mouse can block each other.  */
         if (s->is_mouse) {
-            ps2_write_mouse(s->dev, value);
+            ps2_write_mouse(PS2_MOUSE_DEVICE(s->ps2dev), value);
         } else {
-            ps2_write_keyboard(s->dev, value);
+            ps2_write_keyboard(PS2_KBD_DEVICE(s->ps2dev), value);
         }
         break;
     case 3: /* KMICLKDIV */
@@ -166,48 +152,100 @@ static const MemoryRegionOps pl050_ops = {
 static void pl050_realize(DeviceState *dev, Error **errp)
 {
     PL050State *s = PL050(dev);
-    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
 
-    memory_region_init_io(&s->iomem, OBJECT(s), &pl050_ops, s, "pl050", 0x1000);
-    sysbus_init_mmio(sbd, &s->iomem);
-    sysbus_init_irq(sbd, &s->irq);
-    if (s->is_mouse) {
-        s->dev = ps2_mouse_init();
-    } else {
-        s->dev = ps2_kbd_init();
-    }
-    qdev_connect_gpio_out(DEVICE(s->dev), PS2_DEVICE_IRQ,
+    qdev_connect_gpio_out(DEVICE(s->ps2dev), PS2_DEVICE_IRQ,
                           qdev_get_gpio_in_named(dev, "ps2-input-irq", 0));
 }
 
-static void pl050_keyboard_init(Object *obj)
+static void pl050_kbd_realize(DeviceState *dev, Error **errp)
 {
-    PL050State *s = PL050(obj);
+    PL050DeviceClass *pdc = PL050_GET_CLASS(dev);
+    PL050KbdState *s = PL050_KBD_DEVICE(dev);
+    PL050State *ps = PL050(dev);
+
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->kbd), errp)) {
+        return;
+    }
+
+    ps->ps2dev = PS2_DEVICE(&s->kbd);
+    pdc->parent_realize(dev, errp);
+}
+
+static void pl050_kbd_init(Object *obj)
+{
+    PL050KbdState *s = PL050_KBD_DEVICE(obj);
+    PL050State *ps = PL050(obj);
+
+    ps->is_mouse = false;
+    object_initialize_child(obj, "kbd", &s->kbd, TYPE_PS2_KBD_DEVICE);
+}
+
+static void pl050_mouse_realize(DeviceState *dev, Error **errp)
+{
+    PL050DeviceClass *pdc = PL050_GET_CLASS(dev);
+    PL050MouseState *s = PL050_MOUSE_DEVICE(dev);
+    PL050State *ps = PL050(dev);
+
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->mouse), errp)) {
+        return;
+    }
 
-    s->is_mouse = false;
+    ps->ps2dev = PS2_DEVICE(&s->mouse);
+    pdc->parent_realize(dev, errp);
 }
 
 static void pl050_mouse_init(Object *obj)
 {
-    PL050State *s = PL050(obj);
+    PL050MouseState *s = PL050_MOUSE_DEVICE(obj);
+    PL050State *ps = PL050(obj);
+
+    ps->is_mouse = true;
+    object_initialize_child(obj, "mouse", &s->mouse, TYPE_PS2_MOUSE_DEVICE);
+}
 
-    s->is_mouse = true;
+static void pl050_kbd_class_init(ObjectClass *oc, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(oc);
+    PL050DeviceClass *pdc = PL050_CLASS(oc);
+
+    device_class_set_parent_realize(dc, pl050_kbd_realize,
+                                    &pdc->parent_realize);
 }
 
 static const TypeInfo pl050_kbd_info = {
-    .name          = "pl050_keyboard",
+    .name          = TYPE_PL050_KBD_DEVICE,
     .parent        = TYPE_PL050,
-    .instance_init = pl050_keyboard_init,
+    .instance_init = pl050_kbd_init,
+    .instance_size = sizeof(PL050KbdState),
+    .class_init    = pl050_kbd_class_init,
 };
 
+static void pl050_mouse_class_init(ObjectClass *oc, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(oc);
+    PL050DeviceClass *pdc = PL050_CLASS(oc);
+
+    device_class_set_parent_realize(dc, pl050_mouse_realize,
+                                    &pdc->parent_realize);
+}
+
 static const TypeInfo pl050_mouse_info = {
-    .name          = "pl050_mouse",
+    .name          = TYPE_PL050_MOUSE_DEVICE,
     .parent        = TYPE_PL050,
     .instance_init = pl050_mouse_init,
+    .instance_size = sizeof(PL050MouseState),
+    .class_init    = pl050_mouse_class_init,
 };
 
 static void pl050_init(Object *obj)
 {
+    PL050State *s = PL050(obj);
+    SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
+
+    memory_region_init_io(&s->iomem, obj, &pl050_ops, s, "pl050", 0x1000);
+    sysbus_init_mmio(sbd, &s->iomem);
+    sysbus_init_irq(sbd, &s->irq);
+
     qdev_init_gpio_in_named(DEVICE(obj), pl050_set_irq, "ps2-input-irq", 1);
 }
 
@@ -224,6 +262,8 @@ static const TypeInfo pl050_type_info = {
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_init = pl050_init,
     .instance_size = sizeof(PL050State),
+    .class_init    = pl050_class_init,
+    .class_size    = sizeof(PL050DeviceClass),
     .abstract      = true,
     .class_init    = pl050_class_init,
 };
diff --git a/hw/input/ps2.c b/hw/input/ps2.c
index 59bac28ac8..05cf7111e3 100644
--- a/hw/input/ps2.c
+++ b/hw/input/ps2.c
@@ -1224,19 +1224,6 @@ static void ps2_kbd_realize(DeviceState *dev, Error **errp)
     qemu_input_handler_register(dev, &ps2_keyboard_handler);
 }
 
-void *ps2_kbd_init(void)
-{
-    DeviceState *dev;
-    PS2KbdState *s;
-
-    dev = qdev_new(TYPE_PS2_KBD_DEVICE);
-    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
-    s = PS2_KBD_DEVICE(dev);
-
-    trace_ps2_kbd_init(s);
-    return s;
-}
-
 static QemuInputHandler ps2_mouse_handler = {
     .name  = "QEMU PS/2 Mouse",
     .mask  = INPUT_EVENT_MASK_BTN | INPUT_EVENT_MASK_REL,
@@ -1249,19 +1236,6 @@ static void ps2_mouse_realize(DeviceState *dev, Error **errp)
     qemu_input_handler_register(dev, &ps2_mouse_handler);
 }
 
-void *ps2_mouse_init(void)
-{
-    DeviceState *dev;
-    PS2MouseState *s;
-
-    dev = qdev_new(TYPE_PS2_MOUSE_DEVICE);
-    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
-    s = PS2_MOUSE_DEVICE(dev);
-
-    trace_ps2_mouse_init(s);
-    return s;
-}
-
 static void ps2_kbd_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
diff --git a/hw/input/trace-events b/hw/input/trace-events
index e0bfe7f3ee..29001a827d 100644
--- a/hw/input/trace-events
+++ b/hw/input/trace-events
@@ -41,8 +41,6 @@ ps2_mouse_fake_event(void *opaque) "%p"
 ps2_write_mouse(void *opaque, int val) "%p val %d"
 ps2_kbd_reset(void *opaque) "%p"
 ps2_mouse_reset(void *opaque) "%p"
-ps2_kbd_init(void *s) "%p"
-ps2_mouse_init(void *s) "%p"
 
 # hid.c
 hid_kbd_queue_full(void) "queue full"
diff --git a/hw/intc/xics.c b/hw/intc/xics.c
index 24e67020db..5b0b4d9624 100644
--- a/hw/intc/xics.c
+++ b/hw/intc/xics.c
@@ -301,23 +301,25 @@ void icp_reset(ICPState *icp)
 static void icp_realize(DeviceState *dev, Error **errp)
 {
     ICPState *icp = ICP(dev);
+    PowerPCCPU *cpu;
     CPUPPCState *env;
     Error *err = NULL;
 
     assert(icp->xics);
     assert(icp->cs);
 
-    env = &POWERPC_CPU(icp->cs)->env;
+    cpu = POWERPC_CPU(icp->cs);
+    env = &cpu->env;
     switch (PPC_INPUT(env)) {
     case PPC_FLAGS_INPUT_POWER7:
-        icp->output = env->irq_inputs[POWER7_INPUT_INT];
+        icp->output = qdev_get_gpio_in(DEVICE(cpu), POWER7_INPUT_INT);
         break;
     case PPC_FLAGS_INPUT_POWER9: /* For SPAPR xics emulation */
-        icp->output = env->irq_inputs[POWER9_INPUT_INT];
+        icp->output = qdev_get_gpio_in(DEVICE(cpu), POWER9_INPUT_INT);
         break;
 
     case PPC_FLAGS_INPUT_970:
-        icp->output = env->irq_inputs[PPC970_INPUT_INT];
+        icp->output = qdev_get_gpio_in(DEVICE(cpu), PPC970_INPUT_INT);
         break;
 
     default:
diff --git a/hw/intc/xive.c b/hw/intc/xive.c
index ae221fed73..a986b96843 100644
--- a/hw/intc/xive.c
+++ b/hw/intc/xive.c
@@ -695,8 +695,8 @@ static void xive_tctx_realize(DeviceState *dev, Error **errp)
     env = &cpu->env;
     switch (PPC_INPUT(env)) {
     case PPC_FLAGS_INPUT_POWER9:
-        tctx->hv_output = env->irq_inputs[POWER9_INPUT_HINT];
-        tctx->os_output = env->irq_inputs[POWER9_INPUT_INT];
+        tctx->hv_output = qdev_get_gpio_in(DEVICE(cpu), POWER9_INPUT_HINT);
+        tctx->os_output = qdev_get_gpio_in(DEVICE(cpu), POWER9_INPUT_INT);
         break;
 
     default:
diff --git a/hw/mips/jazz.c b/hw/mips/jazz.c
index 1eb8bd5018..6aefe9a61b 100644
--- a/hw/mips/jazz.c
+++ b/hw/mips/jazz.c
@@ -361,9 +361,16 @@ static void mips_jazz_init(MachineState *machine,
     memory_region_add_subregion(address_space, 0x80004000, rtc);
 
     /* Keyboard (i8042) */
-    i8042 = i8042_mm_init(qdev_get_gpio_in(rc4030, 6),
-                          qdev_get_gpio_in(rc4030, 7),
-                          0x1000, 0x1);
+    i8042 = I8042_MMIO(qdev_new(TYPE_I8042_MMIO));
+    qdev_prop_set_uint64(DEVICE(i8042), "mask", 1);
+    qdev_prop_set_uint32(DEVICE(i8042), "size", 0x1000);
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(i8042), &error_fatal);
+
+    qdev_connect_gpio_out(DEVICE(i8042), I8042_KBD_IRQ,
+                          qdev_get_gpio_in(rc4030, 6));
+    qdev_connect_gpio_out(DEVICE(i8042), I8042_MOUSE_IRQ,
+                          qdev_get_gpio_in(rc4030, 7));
+
     memory_region_add_subregion(address_space, 0x80005000,
                                 sysbus_mmio_get_region(SYS_BUS_DEVICE(i8042),
                                                        0));
diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c
index 7f7f5b3452..32495d0123 100644
--- a/hw/ppc/e500.c
+++ b/hw/ppc/e500.c
@@ -17,6 +17,7 @@
 #include "qemu/osdep.h"
 #include "qemu/datadir.h"
 #include "qemu/units.h"
+#include "qemu/guest-random.h"
 #include "qapi/error.h"
 #include "e500.h"
 #include "e500-ccsr.h"
@@ -346,6 +347,7 @@ static int ppce500_load_device_tree(PPCE500MachineState *pms,
         };
     const char *dtb_file = machine->dtb;
     const char *toplevel_compat = machine->dt_compatible;
+    uint8_t rng_seed[32];
 
     if (dtb_file) {
         char *filename;
@@ -403,6 +405,9 @@ static int ppce500_load_device_tree(PPCE500MachineState *pms,
     if (ret < 0)
         fprintf(stderr, "couldn't set /chosen/bootargs\n");
 
+    qemu_guest_getrandom_nofail(rng_seed, sizeof(rng_seed));
+    qemu_fdt_setprop(fdt, "/chosen", "rng-seed", rng_seed, sizeof(rng_seed));
+
     if (kvm_enabled()) {
         /* Read out host's frequencies */
         clock_freq = kvmppc_get_clockfreq();
@@ -861,7 +866,6 @@ void ppce500_init(MachineState *machine)
     for (i = 0; i < smp_cpus; i++) {
         PowerPCCPU *cpu;
         CPUState *cs;
-        qemu_irq *input;
 
         cpu = POWERPC_CPU(object_new(machine->cpu_type));
         env = &cpu->env;
@@ -885,9 +889,10 @@ void ppce500_init(MachineState *machine)
             firstenv = env;
         }
 
-        input = (qemu_irq *)env->irq_inputs;
-        irqs[i].irq[OPENPIC_OUTPUT_INT] = input[PPCE500_INPUT_INT];
-        irqs[i].irq[OPENPIC_OUTPUT_CINT] = input[PPCE500_INPUT_CINT];
+        irqs[i].irq[OPENPIC_OUTPUT_INT] =
+            qdev_get_gpio_in(DEVICE(cpu), PPCE500_INPUT_INT);
+        irqs[i].irq[OPENPIC_OUTPUT_CINT] =
+            qdev_get_gpio_in(DEVICE(cpu), PPCE500_INPUT_CINT);
         env->spr_cb[SPR_BOOKE_PIR].default_value = cs->cpu_index = i;
         env->mpic_iack = pmc->ccsrbar_base + MPC8544_MPIC_REGS_OFFSET + 0xa0;
 
diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c
index c865921bdc..cf7eb72391 100644
--- a/hw/ppc/mac_newworld.c
+++ b/hw/ppc/mac_newworld.c
@@ -262,30 +262,30 @@ static void ppc_core99_init(MachineState *machine)
         switch (PPC_INPUT(env)) {
         case PPC_FLAGS_INPUT_6xx:
             openpic_irqs[i].irq[OPENPIC_OUTPUT_INT] =
-                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
+                qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_INT);
             openpic_irqs[i].irq[OPENPIC_OUTPUT_CINT] =
-                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
+                 qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_INT);
             openpic_irqs[i].irq[OPENPIC_OUTPUT_MCK] =
-                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP];
+                qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_MCP);
             /* Not connected ? */
             openpic_irqs[i].irq[OPENPIC_OUTPUT_DEBUG] = NULL;
             /* Check this */
             openpic_irqs[i].irq[OPENPIC_OUTPUT_RESET] =
-                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
+                qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_HRESET);
             break;
 #if defined(TARGET_PPC64)
         case PPC_FLAGS_INPUT_970:
             openpic_irqs[i].irq[OPENPIC_OUTPUT_INT] =
-                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
+                qdev_get_gpio_in(DEVICE(cpu), PPC970_INPUT_INT);
             openpic_irqs[i].irq[OPENPIC_OUTPUT_CINT] =
-                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
+                qdev_get_gpio_in(DEVICE(cpu), PPC970_INPUT_INT);
             openpic_irqs[i].irq[OPENPIC_OUTPUT_MCK] =
-                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP];
+                qdev_get_gpio_in(DEVICE(cpu), PPC970_INPUT_MCP);
             /* Not connected ? */
             openpic_irqs[i].irq[OPENPIC_OUTPUT_DEBUG] = NULL;
             /* Check this */
             openpic_irqs[i].irq[OPENPIC_OUTPUT_RESET] =
-                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
+                qdev_get_gpio_in(DEVICE(cpu), PPC970_INPUT_HRESET);
             break;
 #endif /* defined(TARGET_PPC64) */
         default:
diff --git a/hw/ppc/mac_oldworld.c b/hw/ppc/mac_oldworld.c
index d62fdf0db3..03732ca7ed 100644
--- a/hw/ppc/mac_oldworld.c
+++ b/hw/ppc/mac_oldworld.c
@@ -271,7 +271,7 @@ static void ppc_heathrow_init(MachineState *machine)
         case PPC_FLAGS_INPUT_6xx:
             /* XXX: we register only 1 output pin for heathrow PIC */
             qdev_connect_gpio_out(pic_dev, 0,
-                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT]);
+                              qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_INT));
             break;
         default:
             error_report("Bus model not supported on OldWorld Mac machine");
diff --git a/hw/ppc/pegasos2.c b/hw/ppc/pegasos2.c
index 9411ca6b16..61f4263953 100644
--- a/hw/ppc/pegasos2.c
+++ b/hw/ppc/pegasos2.c
@@ -155,7 +155,7 @@ static void pegasos2_init(MachineState *machine)
 
     /* Marvell Discovery II system controller */
     pm->mv = DEVICE(sysbus_create_simple(TYPE_MV64361, -1,
-                             ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT]));
+                          qdev_get_gpio_in(DEVICE(pm->cpu), PPC6xx_INPUT_INT)));
     pci_bus = mv64361_get_pci_bus(pm->mv, 1);
 
     /* VIA VT8231 South Bridge (multifunction PCI device) */
diff --git a/hw/ppc/ppc.c b/hw/ppc/ppc.c
index fea70df45e..690f448cb9 100644
--- a/hw/ppc/ppc.c
+++ b/hw/ppc/ppc.c
@@ -154,10 +154,7 @@ static void ppc6xx_set_irq(void *opaque, int pin, int level)
 
 void ppc6xx_irq_init(PowerPCCPU *cpu)
 {
-    CPUPPCState *env = &cpu->env;
-
-    env->irq_inputs = (void **)qemu_allocate_irqs(&ppc6xx_set_irq, cpu,
-                                                  PPC6xx_INPUT_NB);
+    qdev_init_gpio_in(DEVICE(cpu), ppc6xx_set_irq, PPC6xx_INPUT_NB);
 }
 
 #if defined(TARGET_PPC64)
@@ -234,10 +231,7 @@ static void ppc970_set_irq(void *opaque, int pin, int level)
 
 void ppc970_irq_init(PowerPCCPU *cpu)
 {
-    CPUPPCState *env = &cpu->env;
-
-    env->irq_inputs = (void **)qemu_allocate_irqs(&ppc970_set_irq, cpu,
-                                                  PPC970_INPUT_NB);
+    qdev_init_gpio_in(DEVICE(cpu), ppc970_set_irq, PPC970_INPUT_NB);
 }
 
 /* POWER7 internal IRQ controller */
@@ -260,10 +254,7 @@ static void power7_set_irq(void *opaque, int pin, int level)
 
 void ppcPOWER7_irq_init(PowerPCCPU *cpu)
 {
-    CPUPPCState *env = &cpu->env;
-
-    env->irq_inputs = (void **)qemu_allocate_irqs(&power7_set_irq, cpu,
-                                                  POWER7_INPUT_NB);
+    qdev_init_gpio_in(DEVICE(cpu), power7_set_irq, POWER7_INPUT_NB);
 }
 
 /* POWER9 internal IRQ controller */
@@ -292,10 +283,7 @@ static void power9_set_irq(void *opaque, int pin, int level)
 
 void ppcPOWER9_irq_init(PowerPCCPU *cpu)
 {
-    CPUPPCState *env = &cpu->env;
-
-    env->irq_inputs = (void **)qemu_allocate_irqs(&power9_set_irq, cpu,
-                                                  POWER9_INPUT_NB);
+    qdev_init_gpio_in(DEVICE(cpu), power9_set_irq, POWER9_INPUT_NB);
 }
 #endif /* defined(TARGET_PPC64) */
 
@@ -431,10 +419,7 @@ static void ppc40x_set_irq(void *opaque, int pin, int level)
 
 void ppc40x_irq_init(PowerPCCPU *cpu)
 {
-    CPUPPCState *env = &cpu->env;
-
-    env->irq_inputs = (void **)qemu_allocate_irqs(&ppc40x_set_irq,
-                                                  cpu, PPC40x_INPUT_NB);
+    qdev_init_gpio_in(DEVICE(cpu), ppc40x_set_irq, PPC40x_INPUT_NB);
 }
 
 /* PowerPC E500 internal IRQ controller */
@@ -489,10 +474,7 @@ static void ppce500_set_irq(void *opaque, int pin, int level)
 
 void ppce500_irq_init(PowerPCCPU *cpu)
 {
-    CPUPPCState *env = &cpu->env;
-
-    env->irq_inputs = (void **)qemu_allocate_irqs(&ppce500_set_irq,
-                                                  cpu, PPCE500_INPUT_NB);
+    qdev_init_gpio_in(DEVICE(cpu), ppce500_set_irq, PPCE500_INPUT_NB);
 }
 
 /* Enable or Disable the E500 EPR capability */
diff --git a/hw/ppc/ppc405_uc.c b/hw/ppc/ppc405_uc.c
index 36c8ba6f3c..d6420c88d3 100644
--- a/hw/ppc/ppc405_uc.c
+++ b/hw/ppc/ppc405_uc.c
@@ -1470,9 +1470,9 @@ PowerPCCPU *ppc405ep_init(MemoryRegion *address_space_mem,
     sysbus_realize_and_unref(uicsbd, &error_fatal);
 
     sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_INT,
-                       ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_INT]);
+                       qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_INT));
     sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_CINT,
-                       ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_CINT]);
+                       qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_CINT));
 
     *uicdevp = uicdev;
 
diff --git a/hw/ppc/ppc440_bamboo.c b/hw/ppc/ppc440_bamboo.c
index d5973f2484..873f930c77 100644
--- a/hw/ppc/ppc440_bamboo.c
+++ b/hw/ppc/ppc440_bamboo.c
@@ -200,9 +200,9 @@ static void bamboo_init(MachineState *machine)
     sysbus_realize_and_unref(uicsbd, &error_fatal);
 
     sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_INT,
-                       ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_INT]);
+                       qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_INT));
     sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_CINT,
-                       ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_CINT]);
+                       qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_CINT));
 
     /* SDRAM controller */
     memset(ram_bases, 0, sizeof(ram_bases));
diff --git a/hw/ppc/prep.c b/hw/ppc/prep.c
index a1cd4505cc..f08714f2ec 100644
--- a/hw/ppc/prep.c
+++ b/hw/ppc/prep.c
@@ -275,7 +275,7 @@ static void ibm_40p_init(MachineState *machine)
     /* PCI -> ISA bridge */
     i82378_dev = DEVICE(pci_create_simple(pci_bus, PCI_DEVFN(11, 0), "i82378"));
     qdev_connect_gpio_out(i82378_dev, 0,
-                          cpu->env.irq_inputs[PPC6xx_INPUT_INT]);
+                          qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_INT));
     sysbus_connect_irq(pcihost, 0, qdev_get_gpio_in(i82378_dev, 15));
     isa_bus = ISA_BUS(qdev_get_child_bus(i82378_dev, "isa.0"));
 
diff --git a/hw/ppc/prep_systemio.c b/hw/ppc/prep_systemio.c
index 8c9b8dd67b..5a56f155f5 100644
--- a/hw/ppc/prep_systemio.c
+++ b/hw/ppc/prep_systemio.c
@@ -262,7 +262,7 @@ static void prep_systemio_realize(DeviceState *dev, Error **errp)
     qemu_set_irq(s->non_contiguous_io_map_irq,
                  s->iomap_type & PORT0850_IOMAP_NONCONTIGUOUS);
     cpu = POWERPC_CPU(first_cpu);
-    s->softreset_irq = cpu->env.irq_inputs[PPC6xx_INPUT_HRESET];
+    s->softreset_irq = qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_HRESET);
 
     isa_register_portio_list(isa, &s->portio, 0x0, ppc_io800_port_list, s,
                              "systemio800");
diff --git a/hw/ppc/sam460ex.c b/hw/ppc/sam460ex.c
index 2f24598f55..7e8da657c2 100644
--- a/hw/ppc/sam460ex.c
+++ b/hw/ppc/sam460ex.c
@@ -334,9 +334,9 @@ static void sam460ex_init(MachineState *machine)
 
         if (i == 0) {
             sysbus_connect_irq(sbd, PPCUIC_OUTPUT_INT,
-                               ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_INT]);
+                             qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_INT));
             sysbus_connect_irq(sbd, PPCUIC_OUTPUT_CINT,
-                               ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_CINT]);
+                             qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_CINT));
         } else {
             sysbus_connect_irq(sbd, PPCUIC_OUTPUT_INT,
                                qdev_get_gpio_in(uic[0], input_ints[i]));
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 9a5382d527..bc9ba6e6dc 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -27,6 +27,7 @@
 #include "qemu/osdep.h"
 #include "qemu/datadir.h"
 #include "qemu/memalign.h"
+#include "qemu/guest-random.h"
 #include "qapi/error.h"
 #include "qapi/qapi-events-machine.h"
 #include "qapi/qapi-events-qdev.h"
@@ -1014,6 +1015,7 @@ static void spapr_dt_chosen(SpaprMachineState *spapr, void *fdt, bool reset)
 {
     MachineState *machine = MACHINE(spapr);
     SpaprMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine);
+    uint8_t rng_seed[32];
     int chosen;
 
     _FDT(chosen = fdt_add_subnode(fdt, 0, "chosen"));
@@ -1091,6 +1093,9 @@ static void spapr_dt_chosen(SpaprMachineState *spapr, void *fdt, bool reset)
         spapr_dt_ov5_platform_support(spapr, fdt, chosen);
     }
 
+    qemu_guest_getrandom_nofail(rng_seed, sizeof(rng_seed));
+    _FDT(fdt_setprop(fdt, chosen, "rng-seed", rng_seed, sizeof(rng_seed)));
+
     _FDT(spapr_dt_ovec(fdt, chosen, spapr->ov5_cas, "ibm,architecture-vec-5"));
 }
 
@@ -1331,6 +1336,11 @@ static bool spapr_get_pate(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu,
         patb = spapr->nested_ptcr & PTCR_PATB;
         pats = spapr->nested_ptcr & PTCR_PATS;
 
+        /* Check if partition table is properly aligned */
+        if (patb & MAKE_64BIT_MASK(0, pats + 12)) {
+            return false;
+        }
+
         /* Calculate number of entries */
         pats = 1ull << (pats + 12 - 4);
         if (pats <= lpid) {
diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c
index d761a7d0c3..a8d4a6bcf0 100644
--- a/hw/ppc/spapr_hcall.c
+++ b/hw/ppc/spapr_hcall.c
@@ -920,6 +920,7 @@ static target_ulong h_register_process_table(PowerPCCPU *cpu,
     target_ulong page_size = args[2];
     target_ulong table_size = args[3];
     target_ulong update_lpcr = 0;
+    target_ulong table_byte_size;
     uint64_t cproc;
 
     if (flags & ~FLAGS_MASK) { /* Check no reserved bits are set */
@@ -927,6 +928,14 @@ static target_ulong h_register_process_table(PowerPCCPU *cpu,
     }
     if (flags & FLAG_MODIFY) {
         if (flags & FLAG_REGISTER) {
+            /* Check process table alignment */
+            table_byte_size = 1ULL << (table_size + 12);
+            if (proc_tbl & (table_byte_size - 1)) {
+                qemu_log_mask(LOG_GUEST_ERROR,
+                    "%s: process table not properly aligned: proc_tbl 0x"
+                    TARGET_FMT_lx" proc_tbl_size 0x"TARGET_FMT_lx"\n",
+                    __func__, proc_tbl, table_byte_size);
+            }
             if (flags & FLAG_RADIX) { /* Register new RADIX process table */
                 if (proc_tbl & 0xfff || proc_tbl >> 60) {
                     return H_P2;
diff --git a/hw/ppc/virtex_ml507.c b/hw/ppc/virtex_ml507.c
index b67a709ddc..53b126ff48 100644
--- a/hw/ppc/virtex_ml507.c
+++ b/hw/ppc/virtex_ml507.c
@@ -111,9 +111,9 @@ static PowerPCCPU *ppc440_init_xilinx(const char *cpu_type, uint32_t sysclk)
     sysbus_realize_and_unref(uicsbd, &error_fatal);
 
     sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_INT,
-                       ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_INT]);
+                       qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_INT));
     sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_CINT,
-                       ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_CINT]);
+                       qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_CINT));
 
     /* This board doesn't wire anything up to the inputs of the UIC. */
     return cpu;
@@ -213,7 +213,7 @@ static void virtex_init(MachineState *machine)
     CPUPPCState *env;
     hwaddr ram_base = 0;
     DriveInfo *dinfo;
-    qemu_irq irq[32], *cpu_irq;
+    qemu_irq irq[32], cpu_irq;
     int kernel_size;
     int i;
 
@@ -236,12 +236,12 @@ static void virtex_init(MachineState *machine)
                           dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
                           64 * KiB, 1, 0x89, 0x18, 0x0000, 0x0, 1);
 
-    cpu_irq = (qemu_irq *) &env->irq_inputs[PPC40x_INPUT_INT];
+    cpu_irq = qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_INT);
     dev = qdev_new("xlnx.xps-intc");
     qdev_prop_set_uint32(dev, "kind-of-intr", 0);
     sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, INTC_BASEADDR);
-    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, cpu_irq[0]);
+    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, cpu_irq);
     for (i = 0; i < 32; i++) {
         irq[i] = qdev_get_gpio_in(dev, i);
     }