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[PULL,09/17] hw/fsi: Introduce IBM's FSI Bus

Message ID 20240126133217.996306-10-clg@kaod.org
State New
Headers show
Series [PULL,01/17] tests/avocado/machine_aspeed.py: Update buildroot images to 2023.11 | expand

Commit Message

Cédric Le Goater Jan. 26, 2024, 1:32 p.m. UTC 
From: Ninad Palsule <ninad@linux.ibm.com>

This is a part of patchset where FSI bus is introduced.

The FSI bus is a simple bus where FSI master is attached.

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Signed-off-by: Ninad Palsule <ninad@linux.ibm.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
[ clg: - removed include/hw/fsi/engine-scratchpad.h and
       	 hw/fsi/engine-scratchpad.c
       - dropped FSI_SCRATCHPAD
       - included FSIBus definition
       - dropped hw/fsi/trace-events changes ]
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 include/hw/fsi/fsi.h | 19 +++++++++++++++++++
 hw/fsi/fsi.c         | 22 ++++++++++++++++++++++
 hw/fsi/meson.build   |  2 +-
 3 files changed, 42 insertions(+), 1 deletion(-)
 create mode 100644 include/hw/fsi/fsi.h
 create mode 100644 hw/fsi/fsi.c
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Patch

diff --git a/include/hw/fsi/fsi.h b/include/hw/fsi/fsi.h
new file mode 100644
index 000000000000..50e8f5c888f1
--- /dev/null
+++ b/include/hw/fsi/fsi.h
@@ -0,0 +1,19 @@ 
+/*
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ * Copyright (C) 2024 IBM Corp.
+ *
+ * IBM Flexible Service Interface
+ */
+#ifndef FSI_FSI_H
+#define FSI_FSI_H
+
+#include "hw/qdev-core.h"
+
+#define TYPE_FSI_BUS "fsi.bus"
+OBJECT_DECLARE_SIMPLE_TYPE(FSIBus, FSI_BUS)
+
+typedef struct FSIBus {
+    BusState bus;
+} FSIBus;
+
+#endif /* FSI_FSI_H */
diff --git a/hw/fsi/fsi.c b/hw/fsi/fsi.c
new file mode 100644
index 000000000000..60cb03f7a24e
--- /dev/null
+++ b/hw/fsi/fsi.c
@@ -0,0 +1,22 @@ 
+/*
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ * Copyright (C) 2024 IBM Corp.
+ *
+ * IBM Flexible Service Interface
+ */
+#include "qemu/osdep.h"
+
+#include "hw/fsi/fsi.h"
+
+static const TypeInfo fsi_bus_info = {
+    .name = TYPE_FSI_BUS,
+    .parent = TYPE_BUS,
+    .instance_size = sizeof(FSIBus),
+};
+
+static void fsi_bus_register_types(void)
+{
+    type_register_static(&fsi_bus_info);
+}
+
+type_init(fsi_bus_register_types);
diff --git a/hw/fsi/meson.build b/hw/fsi/meson.build
index 93ba19dd0411..574f5f928903 100644
--- a/hw/fsi/meson.build
+++ b/hw/fsi/meson.build
@@ -1 +1 @@ 
-system_ss.add(when: 'CONFIG_FSI', if_true: files('lbus.c'))
+system_ss.add(when: 'CONFIG_FSI', if_true: files('lbus.c','fsi.c'))