q800: move GLUE device to Q800MachineState

Also change the instantiation of the GLUE device to use object_initialize_child().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20230621085353.113233-10-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

hw/m68k/q800.c

@@ -158,7 +158,6 @@ static void q800_machine_init(MachineState *machine)
     SysBusDevice *sysbus;
     BusState *adb_bus;
     NubusBus *nubus;
-    DeviceState *glue;
     DriveInfo *dinfo;
     uint8_t rng_seed[32];
 
@@ -194,10 +193,10 @@ static void q800_machine_init(MachineState *machine)
     }
 
     /* IRQ Glue */
-    glue = qdev_new(TYPE_GLUE);
-    object_property_set_link(OBJECT(glue), "cpu", OBJECT(&m->cpu),
+    object_initialize_child(OBJECT(machine), "glue", &m->glue, TYPE_GLUE);
+    object_property_set_link(OBJECT(&m->glue), "cpu", OBJECT(&m->cpu),
                              &error_abort);
-    sysbus_realize_and_unref(SYS_BUS_DEVICE(glue), &error_fatal);
+    sysbus_realize(SYS_BUS_DEVICE(&m->glue), &error_fatal);
 
     /* VIA 1 */
     via1_dev = qdev_new(TYPE_MOS6522_Q800_VIA1);
@@ -208,10 +207,12 @@ static void q800_machine_init(MachineState *machine)
     sysbus = SYS_BUS_DEVICE(via1_dev);
     sysbus_realize_and_unref(sysbus, &error_fatal);
     sysbus_mmio_map(sysbus, 1, VIA_BASE);
-    sysbus_connect_irq(sysbus, 0, qdev_get_gpio_in(glue, GLUE_IRQ_IN_VIA1));
+    sysbus_connect_irq(sysbus, 0,
+                       qdev_get_gpio_in(DEVICE(&m->glue), GLUE_IRQ_IN_VIA1));
     /* A/UX mode */
     qdev_connect_gpio_out(via1_dev, 0,
-                          qdev_get_gpio_in_named(glue, "auxmode", 0));
+                          qdev_get_gpio_in_named(DEVICE(&m->glue),
+                                                 "auxmode", 0));
 
     adb_bus = qdev_get_child_bus(via1_dev, "adb.0");
     dev = qdev_new(TYPE_ADB_KEYBOARD);
@@ -224,7 +225,8 @@ static void q800_machine_init(MachineState *machine)
     sysbus = SYS_BUS_DEVICE(via2_dev);
     sysbus_realize_and_unref(sysbus, &error_fatal);
     sysbus_mmio_map(sysbus, 1, VIA_BASE + VIA_SIZE);
-    sysbus_connect_irq(sysbus, 0, qdev_get_gpio_in(glue, GLUE_IRQ_IN_VIA2));
+    sysbus_connect_irq(sysbus, 0,
+                       qdev_get_gpio_in(DEVICE(&m->glue), GLUE_IRQ_IN_VIA2));
 
     /* MACSONIC */
 
@@ -257,7 +259,8 @@ static void q800_machine_init(MachineState *machine)
     sysbus = SYS_BUS_DEVICE(dev);
     sysbus_realize_and_unref(sysbus, &error_fatal);
     sysbus_mmio_map(sysbus, 0, SONIC_BASE);
-    sysbus_connect_irq(sysbus, 0, qdev_get_gpio_in(glue, GLUE_IRQ_IN_SONIC));
+    sysbus_connect_irq(sysbus, 0,
+                       qdev_get_gpio_in(DEVICE(&m->glue), GLUE_IRQ_IN_SONIC));
 
     memory_region_init_rom(dp8393x_prom, NULL, "dp8393x-q800.prom",
                            SONIC_PROM_SIZE, &error_fatal);
@@ -294,7 +297,8 @@ static void q800_machine_init(MachineState *machine)
     sysbus_connect_irq(sysbus, 0, qdev_get_gpio_in(escc_orgate, 0));
     sysbus_connect_irq(sysbus, 1, qdev_get_gpio_in(escc_orgate, 1));
     qdev_connect_gpio_out(escc_orgate, 0,
-                          qdev_get_gpio_in(glue, GLUE_IRQ_IN_ESCC));
+                          qdev_get_gpio_in(DEVICE(&m->glue),
+                                           GLUE_IRQ_IN_ESCC));
     sysbus_mmio_map(sysbus, 0, SCC_BASE);
 
     /* SCSI */
@@ -349,7 +353,7 @@ static void q800_machine_init(MachineState *machine)
      * Since the framebuffer in slot 0x9 uses a separate IRQ, wire the unused
      * IRQ via GLUE for use by SONIC Ethernet in classic mode
      */
-    qdev_connect_gpio_out(glue, GLUE_IRQ_NUBUS_9,
+    qdev_connect_gpio_out(DEVICE(&m->glue), GLUE_IRQ_NUBUS_9,
                           qdev_get_gpio_in_named(via2_dev, "nubus-irq",
                                                  VIA2_NUBUS_IRQ_9));
 

include/hw/m68k/q800.h

@@ -27,6 +27,7 @@
 #include "qom/object.h"
 #include "target/m68k/cpu-qom.h"
 #include "exec/memory.h"
+#include "hw/m68k/q800-glue.h"
 
 /*
  * The main Q800 machine
@@ -37,6 +38,7 @@ struct Q800MachineState {
 
     M68kCPU cpu;
     MemoryRegion rom;
+    GLUEState glue;
 };
 
 #define TYPE_Q800_MACHINE MACHINE_TYPE_NAME("q800")