nxgdb/irq: add irqinfo command

(gdb) irqinfo
IRQ  COUNT      TIME   RATE   HANDLER                                          ARGUMENT
0    0          0      N/A    mps_reserved                             0x0 <sensor_unregister>
2    0          0      N/A    mps_nmi                                  0x0 <sensor_unregister>
3    0          0      N/A    arm_hardfault                            0x0 <sensor_unregister>
4    0          0      N/A    arm_memfault                             0x0 <sensor_unregister>
5    0          0      N/A    arm_busfault                             0x0 <sensor_unregister>
6    0          0      N/A    arm_usagefault                           0x0 <sensor_unregister>
11   1          0      N/A    arm_svcall                               0x0 <sensor_unregister>
12   0          0      N/A    arm_dbgmonitor                           0x0 <up_debugpoint_remove>
14   0          0      N/A    mps_pendsv                               0x0 <up_debugpoint_remove>
15   6581421    0      N/A    systick_interrupt                        0x100010c <g_systick_lower>
49   2          0      N/A    uart_cmsdk_tx_interrupt                  0x1000010 <g_uart0port>
50   0          0      N/A    uart_cmsdk_rx_interrupt                  0x1000010 <g_uart0port>
59   2          0      N/A    uart_cmsdk_ov_interrupt                  0x1000010 <g_uart0port>
(gdb)

Signed-off-by: xuxingliang <xuxingliang@xiaomi.com>

tools/pynuttx/nxgdb/irq.py

@@ -0,0 +1,80 @@
+############################################################################
+# tools/pynuttx/nxgdb/irq.py
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.  The
+# ASF licenses this file to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance with the
+# License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+############################################################################
+
+from __future__ import annotations
+
+from typing import List
+
+import gdb
+
+from . import utils
+from .protocols import irq as p
+
+g_irqvector = utils.parse_and_eval("g_irqvector")
+NR_IRQS = utils.nitems(g_irqvector)
+CONFIG_SCHED_IRQMONITOR = utils.has_field(g_irqvector, "count")
+
+
+class IRQInfo(utils.Value, p.IRQInfo):
+    def __init__(self, irq: gdb.Value):
+        super().__init__(irq)
+
+    @property
+    def count(self) -> int:
+        return self["count"] if CONFIG_SCHED_IRQMONITOR else -1
+
+    @property
+    def time(self) -> int:
+        return self["time"] if CONFIG_SCHED_IRQMONITOR else -1
+
+    @property
+    def start(self) -> int:
+        return self["start"] if CONFIG_SCHED_IRQMONITOR else -1
+
+
+def get_irqs() -> List[IRQInfo]:
+    return (IRQInfo(irq) for irq in utils.ArrayIterator(g_irqvector))
+
+
+class IRQInfoDump(gdb.Command):
+    """Dump irqinfo"""
+
+    formatter = "{:<4} {:<10} {:<6} {:<6} {:<48} {} "
+    header = ("IRQ", "COUNT", "TIME", "RATE", "HANDLER", "ARGUMENT")
+
+    def __init__(self):
+        super().__init__("irqinfo", gdb.COMMAND_USER)
+
+    def invoke(self, arg: str, from_tty: bool) -> None:
+        irq_unexpected_isr = utils.gdb_eval_or_none("irq_unexpected_isr")
+
+        print(self.formatter.format(*self.header))
+        for i, irq in enumerate(get_irqs()):
+            if not irq.handler or (int(irq.handler) & ~0x01) == irq_unexpected_isr:
+                continue
+
+            handler = irq.handler.format_string(styling=True, address=False).strip("<>")
+            irq_arg = irq.arg.format_string(styling=True)
+
+            print(
+                self.formatter.format(i, irq.count, irq.time, "N/A", handler, irq_arg)
+            )

tools/pynuttx/nxgdb/protocols/irq.py

@@ -0,0 +1,35 @@
+############################################################################
+# tools/pynuttx/nxgdb/protocols/irq.py
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.  The
+# ASF licenses this file to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance with the
+# License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+############################################################################
+
+from __future__ import annotations
+
+from .value import Value
+
+
+class IRQInfo(Value):
+    """struct irq_info_s"""
+
+    handler: Value
+    arg: Value
+    start: Value
+    time: Value
+    count: Value