This QOM interface provides two simple handlers. One is to get an ICS
object from an irq number and a second to resend the irqs when needed.
Signed-off-by: Cédric Le Goater <c...@kaod.org>
---
hw/intc/xics.c | 7 +++++++
include/hw/ppc/xics.h | 18 ++++++++++++++++++
2 files changed, 25 insertions(+)
diff --git a/hw/intc/xics.c b/hw/intc/xics.c
index b1294417a0ae..3e80d2d0f0d9 100644
--- a/hw/intc/xics.c
+++ b/hw/intc/xics.c
@@ -726,6 +726,12 @@ static const TypeInfo ics_base_info = {
.class_size = sizeof(ICSStateClass),
};
+static const TypeInfo xics_interface_info = {
+ .name = TYPE_XICS_INTERFACE,
+ .parent = TYPE_INTERFACE,
+ .class_size = sizeof(XICSInterfaceClass),
+};
+
/*
* Exported functions
*/
@@ -766,6 +772,7 @@ static void xics_register_types(void)
type_register_static(&ics_simple_info);
type_register_static(&ics_base_info);
type_register_static(&icp_info);
+ type_register_static(&xics_interface_info);
}
type_init(xics_register_types)
diff --git a/include/hw/ppc/xics.h b/include/hw/ppc/xics.h
index 6d443ce09dba..fe2bb5c8ef54 100644
--- a/include/hw/ppc/xics.h
+++ b/include/hw/ppc/xics.h
@@ -177,6 +177,24 @@ struct ICSIRQState {
uint8_t flags;
};
+typedef struct XICSInterface {
+ Object parent;
+} XICSInterface;
+
+#define TYPE_XICS_INTERFACE "xics-interface"
+#define XICS_INTERFACE(obj) \
+ OBJECT_CHECK(XICSInterface, (obj), TYPE_XICS_INTERFACE)
+#define XICS_INTERFACE_CLASS(klass) \
+ OBJECT_CLASS_CHECK(XICSInterfaceClass, (klass), TYPE_XICS_INTERFACE)
+#define XICS_INTERFACE_GET_CLASS(obj) \
+ OBJECT_GET_CLASS(XICSInterfaceClass, (obj), TYPE_XICS_INTERFACE)
+
+typedef struct XICSInterfaceClass {
+ InterfaceClass parent;
+ ICSState *(*ics_get)(XICSInterface *xi, int irq);
+ void (*ics_resend)(XICSInterface *xi);
+} XICSInterfaceClass;
+
#define XICS_IRQS_SPAPR 1024
qemu_irq xics_get_qirq(XICSState *icp, int irq);
--
2.7.4
