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[v3,01/15] target-arm: Add vexpress class and machine types

Message ID 1418669479-23908-2-git-send-email-greg.bellows@linaro.org
State Superseded
Headers show

Commit Message

Greg Bellows Dec. 15, 2014, 6:51 p.m. UTC 
Adds base Vexpress class and machine objects and infrastructure.  This is in
preparation for switching to the full QEMU object model.  The base vexpress
infrastructure is intended to handle common vexpress details.

Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

---

v1 -> v2
- Made the vexpress class abstract
---
 hw/arm/vexpress.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
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Patch

diff --git a/hw/arm/vexpress.c b/hw/arm/vexpress.c
index 7cbd13f..01046c2 100644
--- a/hw/arm/vexpress.c
+++ b/hw/arm/vexpress.c
@@ -157,6 +157,23 @@  static hwaddr motherboard_aseries_map[] = {
 
 typedef struct VEDBoardInfo VEDBoardInfo;
 
+typedef struct {
+    MachineClass parent;
+    VEDBoardInfo *daughterboard;
+} VexpressMachineClass;
+
+typedef struct {
+    MachineState parent;
+} VexpressMachineState;
+
+#define TYPE_VEXPRESS_MACHINE   "vexpress"
+#define VEXPRESS_MACHINE(obj) \
+    OBJECT_CHECK(VexpressMachineState, (obj), TYPE_VEXPRESS_MACHINE)
+#define VEXPRESS_MACHINE_GET_CLASS(obj) \
+    OBJECT_GET_CLASS(VexpressMachineClass, obj, TYPE_VEXPRESS_MACHINE)
+#define VEXPRESS_MACHINE_CLASS(klass) \
+    OBJECT_CLASS_CHECK(VexpressMachineClass, klass, TYPE_VEXPRESS_MACHINE)
+
 typedef void DBoardInitFn(const VEDBoardInfo *daughterboard,
                           ram_addr_t ram_size,
                           const char *cpu_model,
@@ -681,6 +698,13 @@  static void vexpress_common_init(VEDBoardInfo *daughterboard,
     arm_load_kernel(ARM_CPU(first_cpu), &daughterboard->bootinfo);
 }
 
+static void vexpress_init(MachineState *machine)
+{
+    VexpressMachineClass *vmc = VEXPRESS_MACHINE_GET_CLASS(machine);
+
+    vexpress_common_init(vmc->daughterboard, machine);
+}
+
 static void vexpress_a9_init(MachineState *machine)
 {
     vexpress_common_init(&a9_daughterboard, machine);
@@ -691,6 +715,26 @@  static void vexpress_a15_init(MachineState *machine)
     vexpress_common_init(&a15_daughterboard, machine);
 }
 
+static void vexpress_class_init(ObjectClass *oc, void *data)
+{
+    MachineClass *mc = MACHINE_CLASS(oc);
+
+    mc->name = TYPE_VEXPRESS_MACHINE;
+    mc->desc = "ARM Versatile Express";
+    mc->init = vexpress_init;
+    mc->block_default_type = IF_SCSI;
+    mc->max_cpus = 4;
+}
+
+static const TypeInfo vexpress_info = {
+    .name = TYPE_VEXPRESS_MACHINE,
+    .parent = TYPE_MACHINE,
+    .abstract = true,
+    .instance_size = sizeof(VexpressMachineState),
+    .class_size = sizeof(VexpressMachineClass),
+    .class_init = vexpress_class_init,
+};
+
 static QEMUMachine vexpress_a9_machine = {
     .name = "vexpress-a9",
     .desc = "ARM Versatile Express for Cortex-A9",
@@ -709,6 +753,7 @@  static QEMUMachine vexpress_a15_machine = {
 
 static void vexpress_machine_init(void)
 {
+    type_register_static(&vexpress_info);
     qemu_register_machine(&vexpress_a9_machine);
     qemu_register_machine(&vexpress_a15_machine);
 }