Initial import of qemu-2.4.1HEADmaster

1 files changed, 79 insertions, 0 deletions

diff --git a/include/hw/s390x/s390_flic.h b/include/hw/s390x/s390_flic.h
new file mode 100644
index 00000000..200e7e93
--- /dev/null
+++ b/include/hw/s390x/s390_flic.h
@@ -0,0 +1,79 @@
+/*
+ * QEMU S390x floating interrupt controller (flic)
+ *
+ * Copyright 2014 IBM Corp.
+ * Author(s): Jens Freimann <jfrei@linux.vnet.ibm.com>
+ *            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.
+ */
+
+#ifndef __HW_S390_FLIC_H
+#define __HW_S390_FLIC_H
+
+#include "hw/sysbus.h"
+#include "hw/s390x/adapter.h"
+#include "hw/virtio/virtio.h"
+
+#define ADAPTER_ROUTES_MAX_GSI 64
+#define VIRTIO_CCW_QUEUE_MAX ADAPTER_ROUTES_MAX_GSI
+
+typedef struct AdapterRoutes {
+    AdapterInfo adapter;
+    int num_routes;
+    int gsi[ADAPTER_ROUTES_MAX_GSI];
+} AdapterRoutes;
+
+#define TYPE_S390_FLIC_COMMON "s390-flic"
+#define S390_FLIC_COMMON(obj) \
+    OBJECT_CHECK(S390FLICState, (obj), TYPE_S390_FLIC_COMMON)
+
+typedef struct S390FLICState {
+    SysBusDevice parent_obj;
+
+} S390FLICState;
+
+#define S390_FLIC_COMMON_CLASS(klass) \
+    OBJECT_CLASS_CHECK(S390FLICStateClass, (klass), TYPE_S390_FLIC_COMMON)
+#define S390_FLIC_COMMON_GET_CLASS(obj) \
+    OBJECT_GET_CLASS(S390FLICStateClass, (obj), TYPE_S390_FLIC_COMMON)
+
+typedef struct S390FLICStateClass {
+    DeviceClass parent_class;
+
+    int (*register_io_adapter)(S390FLICState *fs, uint32_t id, uint8_t isc,
+                               bool swap, bool maskable);
+    int (*io_adapter_map)(S390FLICState *fs, uint32_t id, uint64_t map_addr,
+                          bool do_map);
+    int (*add_adapter_routes)(S390FLICState *fs, AdapterRoutes *routes);
+    void (*release_adapter_routes)(S390FLICState *fs, AdapterRoutes *routes);
+} S390FLICStateClass;
+
+#define TYPE_KVM_S390_FLIC "s390-flic-kvm"
+#define KVM_S390_FLIC(obj) \
+    OBJECT_CHECK(KVMS390FLICState, (obj), TYPE_KVM_S390_FLIC)
+
+#define TYPE_QEMU_S390_FLIC "s390-flic-qemu"
+#define QEMU_S390_FLIC(obj) \
+    OBJECT_CHECK(QEMUS390FLICState, (obj), TYPE_QEMU_S390_FLIC)
+
+typedef struct QEMUS390FLICState {
+    S390FLICState parent_obj;
+} QEMUS390FLICState;
+
+void s390_flic_init(void);
+
+S390FLICState *s390_get_flic(void);
+
+#ifdef CONFIG_KVM
+DeviceState *s390_flic_kvm_create(void);
+#else
+static inline DeviceState *s390_flic_kvm_create(void)
+{
+    return NULL;
+}
+#endif
+
+#endif /* __HW_S390_FLIC_H */