[PATCH v2 21/40] target/hexagon: Add vmstate representation

Brian Cain posted 40 patches 3 weeks, 5 days ago
Maintainers: Brian Cain <brian.cain@oss.qualcomm.com>, "Alex Bennée" <alex.bennee@linaro.org>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Laurent Vivier <laurent@vivier.eu>, Alessandro Di Federico <ale@rev.ng>, Anton Johansson <anjo@rev.ng>
[PATCH v2 21/40] target/hexagon: Add vmstate representation
Posted by Brian Cain 3 weeks, 5 days ago
From: Brian Cain <bcain@quicinc.com>

Reviewed-by: Taylor Simpson <ltaylorsimpson@gmail.com>
Signed-off-by: Brian Cain <brian.cain@oss.qualcomm.com>
---
 target/hexagon/internal.h |  4 ++++
 target/hexagon/cpu.c      |  3 +++
 target/hexagon/machine.c  | 25 +++++++++++++++++++++++++
 3 files changed, 32 insertions(+)
 create mode 100644 target/hexagon/machine.c

diff --git a/target/hexagon/internal.h b/target/hexagon/internal.h
index 32e96f00d9..9658141316 100644
--- a/target/hexagon/internal.h
+++ b/target/hexagon/internal.h
@@ -31,4 +31,8 @@ void hexagon_debug(CPUHexagonState *env);
 
 extern const char * const hexagon_regnames[TOTAL_PER_THREAD_REGS];
 
+#ifndef CONFIG_USER_ONLY
+extern const VMStateDescription vmstate_hexagon_cpu;
+#endif
+
 #endif
diff --git a/target/hexagon/cpu.c b/target/hexagon/cpu.c
index fa52ad7453..39b45e6452 100644
--- a/target/hexagon/cpu.c
+++ b/target/hexagon/cpu.c
@@ -377,6 +377,9 @@ static void hexagon_cpu_class_init(ObjectClass *c, const void *data)
     cc->gdb_stop_before_watchpoint = true;
     cc->gdb_core_xml_file = "hexagon-core.xml";
     cc->disas_set_info = hexagon_cpu_disas_set_info;
+#ifndef CONFIG_USER_ONLY
+    dc->vmsd = &vmstate_hexagon_cpu;
+#endif
     cc->tcg_ops = &hexagon_tcg_ops;
 }
 
diff --git a/target/hexagon/machine.c b/target/hexagon/machine.c
new file mode 100644
index 0000000000..988ede06e9
--- /dev/null
+++ b/target/hexagon/machine.c
@@ -0,0 +1,25 @@
+/*
+ * Copyright(c) 2023-2025 Qualcomm Innovation Center, Inc. All Rights Reserved.
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include "qemu/osdep.h"
+#include "migration/cpu.h"
+#include "cpu.h"
+
+
+const VMStateDescription vmstate_hexagon_cpu = {
+    .name = "cpu",
+    .version_id = 0,
+    .minimum_version_id = 0,
+    .fields = (VMStateField[]) {
+        VMSTATE_STRUCT(parent_obj, HexagonCPU, 0, vmstate_cpu_common, CPUState),
+        VMSTATE_UINTTL_ARRAY(env.gpr, HexagonCPU, TOTAL_PER_THREAD_REGS),
+        VMSTATE_UINTTL_ARRAY(env.pred, HexagonCPU, NUM_PREGS),
+        VMSTATE_UINTTL_ARRAY(env.t_sreg, HexagonCPU, NUM_SREGS),
+        VMSTATE_UINTTL_ARRAY(env.greg, HexagonCPU, NUM_GREGS),
+        VMSTATE_END_OF_LIST()
+    },
+};
+
-- 
2.34.1