416 lines
13 KiB
C
416 lines
13 KiB
C
/****************************************************************************
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* drivers/note/notelog_driver.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <syslog.h>
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#include <nuttx/note/note_driver.h>
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#include <nuttx/sched.h>
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#include <nuttx/sched_note.h>
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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static void notelog_start(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb);
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static void notelog_stop(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb);
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#ifdef CONFIG_SCHED_INSTRUMENTATION_SWITCH
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static void notelog_suspend(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb);
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static void notelog_resume(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb);
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# ifdef CONFIG_SMP
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static void notelog_cpu_start(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb, int cpu);
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static void notelog_cpu_started(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb);
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static void notelog_cpu_pause(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb, int cpu);
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static void notelog_cpu_paused(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb);
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static void notelog_cpu_resume(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb, int cpu);
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static void notelog_cpu_resumed(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb);
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# endif
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_PREEMPTION
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static void notelog_premption(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb, bool locked);
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_CSECTION
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static void notelog_csection(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb, bool enter);
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_SPINLOCKS
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static void note_spinlock(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb,
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FAR volatile void *spinlock,
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int type);
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_IRQHANDLER
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static void notelog_irqhandler(FAR struct note_driver_s *drv, int irq,
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FAR void *handler, bool enter);
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#endif
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static const struct note_driver_ops_s g_notelog_ops =
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{
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NULL, /* add */
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notelog_start, /* start */
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notelog_stop, /* stop */
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#ifdef CONFIG_SCHED_INSTRUMENTATION_SWITCH
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notelog_suspend, /* suspend */
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notelog_resume, /* resume */
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#ifdef CONFIG_SMP
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notelog_cpu_start, /* cpu_start */
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notelog_cpu_started, /* cpu_started */
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notelog_cpu_pause, /* cpu_pause */
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notelog_cpu_paused, /* cpu_paused */
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notelog_cpu_resume, /* cpu_resume */
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notelog_cpu_resumed, /* cpu_resumed */
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#endif
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_PREEMPTION
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notelog_premption, /* premption */
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_CSECTION
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notelog_csection, /* csection */
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_SPINLOCKS
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note_spinlock, /* spinlock */
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_SYSCALL
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NULL, /* syscall_enter */
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NULL, /* syscall_leave */
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_IRQHANDLER
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notelog_irqhandler, /* irqhandler */
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#endif
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};
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/****************************************************************************
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* Public Data
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****************************************************************************/
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struct note_driver_s g_notelog_driver =
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{
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&g_notelog_ops,
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};
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: notelog_*
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*
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* Description:
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* Hooks to scheduler monitor
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*
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* Input Parameters:
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* Varies
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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static void notelog_start(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb)
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{
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#ifdef CONFIG_SMP
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Start %s, TCB@%p, state=%d\n",
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tcb->cpu, tcb->name, tcb, tcb->task_state);
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#else
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syslog(LOG_INFO, "CPU%d: Start TCB@%p, state=%d\n"
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tcb->cpu, tcb, tcb->task_state);
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#endif
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#else
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "Start %s, TCB@%p, state=%d\n",
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tcb->name, tcb, tcb->task_state);
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#else
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syslog(LOG_INFO, "Start TCB@%p, state=%d\n",
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tcb, tcb->task_state);
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#endif
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#endif
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}
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static void notelog_stop(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb)
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{
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#ifdef CONFIG_SMP
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Stop %s, TCB@%p, state=%d\n",
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tcb->cpu, tcb->name, tcb, tcb->task_state);
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#else
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syslog(LOG_INFO, "CPU%d: Stop TCB@%p, state=%d\n",
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tcb->cpu, tcb, tcb->task_state);
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#endif
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#else
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "Stop %s, TCB@%p, state=%d\n",
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tcb->name, tcb, tcb->task_state);
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#else
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syslog(LOG_INFO, "Stop TCB@%p, state=%d\n",
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tcb, tcb->task_state);
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#endif
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#endif
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}
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#ifdef CONFIG_SCHED_INSTRUMENTATION_SWITCH
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static void notelog_suspend(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb)
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{
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#ifdef CONFIG_SMP
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Suspend %s, TCB@%p, state=%d\n",
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tcb->cpu, tcb->name, tcb, tcb->task_state);
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#else
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syslog(LOG_INFO, "CPU%d: Suspend TCB@%p, state=%d\n",
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tcb->cpu, tcb, tcb->task_state);
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#endif
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#else
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "Suspend %s, TCB@%p, state=%d\n",
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tcb->name, tcb, tcb->task_state);
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#else
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syslog(LOG_INFO, "Suspend TCB@%p, state=%d\n",
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tcb, tcb->task_state);
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#endif
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#endif
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}
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static void notelog_resume(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb)
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{
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#ifdef CONFIG_SMP
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Resume %s, TCB@%p, state=%d\n",
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tcb->cpu, tcb->name, tcb, tcb->task_state);
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#else
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syslog(LOG_INFO, "CPU%d: Resume TCB@%p, state=%d\n",
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tcb->cpu, tcb, tcb->task_state);
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#endif
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#else
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "Resume %s, TCB@%p, state=%d\n",
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tcb->name, tcb, tcb->task_state);
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#else
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syslog(LOG_INFO, "Resume TCB@%p, state=%d\n",
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tcb, tcb->task_state);
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#endif
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#endif
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}
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#endif
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#ifdef CONFIG_SMP
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static void notelog_cpu_start(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb, int cpu)
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{
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Task %s TCB@%p CPU%d START\n",
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tcb->cpu, tcb->name, tcb, cpu);
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#else
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syslog(LOG_INFO, "CPU%d: TCB@%p CPU%d START\n",
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tcb->cpu, tcb, cpu);
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#endif
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}
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static void notelog_cpu_started(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb)
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{
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Task %s TCB@%p CPU%d STARTED\n",
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tcb->cpu, tcb->name, tcb, tcb->cpu);
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#else
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syslog(LOG_INFO, "CPU%d: TCB@%p CPU%d STARTED\n",
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tcb->cpu, tcb, tcb->cpu);
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#endif
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}
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#ifdef CONFIG_SCHED_INSTRUMENTATION_SWITCH
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static void notelog_cpu_pause(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb, int cpu)
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{
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Task %s TCB@%p CPU%d PAUSE\n",
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tcb->cpu, tcb->name, tcb, cpu);
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#else
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syslog(LOG_INFO, "CPU%d: TCB@%p CPU%d PAUSE\n",
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tcb->cpu, tcb, cpu);
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#endif
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}
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static void notelog_cpu_paused(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb)
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{
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Task %s TCB@%p CPU%d PAUSED\n",
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tcb->cpu, tcb->name, tcb, tcb->cpu);
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#else
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syslog(LOG_INFO, "CPU%d: TCB@%p CPU%d PAUSED\n",
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tcb->cpu, tcb, tcb->cpu);
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#endif
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}
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static void notelog_cpu_resume(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb, int cpu)
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{
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Task %s TCB@%p CPU%d RESUME\n",
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tcb->cpu, tcb->name, tcb, cpu);
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#else
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syslog(LOG_INFO, "CPU%d: TCB@%p CPU%d RESUME\n",
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tcb->cpu, tcb, cpu);
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#endif
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}
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static void notelog_cpu_resumed(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb)
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{
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Task %s TCB@%p CPU%d RESUMED\n",
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tcb->cpu, tcb->name, tcb, tcb->cpu);
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#else
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syslog(LOG_INFO, "CPU%d: TCB@%p CPU%d RESUMED\n",
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tcb->cpu, tcb, tcb->cpu);
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#endif
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}
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#endif
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_PREEMPTION
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/* This does not work well... it interferes with the operation of the
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* simulated /dev/console device which, of course, does disable preemption
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* and does use critical sections.
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*/
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#warning CONFIG_SCHED_INSTRUMENTATION_PREEMPTION is a bad idea
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static void notelog_premption(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb, bool locked)
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{
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#ifdef CONFIG_SMP
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Task %s TCB@%p preemption %s\n",
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tcb->cpu, tcb->name, tcb, locked ? "LOCKED" : "UNLOCKED");
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#else
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syslog(LOG_INFO, "CPU%d: TCB@%p preemption %s\n",
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tcb->cpu, tcb, locked ? "LOCKED" : "UNLOCKED");
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#endif
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#else
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "Task %s, TCB@%p preemption %s\n",
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tcb->name, tcb, locked ? "LOCKED" : "UNLOCKED");
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#else
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syslog(LOG_INFO, "TCB@%p preemption %s\n",
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tcb, locked ? "LOCKED" : "UNLOCKED");
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#endif
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#endif
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}
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_CSECTION
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/* This does not work well... it interferes with the operation of the
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* simulated /dev/console device which, of course, does disable preemption
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* and does use critical sections.
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*/
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#warning CONFIG_SCHED_INSTRUMENTATION_CSECTION is a bad idea
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static void notelog_csection(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb, bool enter)
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{
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#ifdef CONFIG_SMP
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Task %s TCB@%p critical section %s\n",
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tcb->cpu, tcb->name, tcb, enter ? "ENTER" : "LEAVE");
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#else
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syslog(LOG_INFO, "CPU%d: TCB@%p critical section %s\n",
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tcb->cpu, tcb, enter ? "ENTER" : "LEAVE");
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#endif
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#else
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "Task %s, TCB@%p critical section %s\n",
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tcb->name, tcb, enter ? "ENTER" : "LEAVE");
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#else
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syslog(LOG_INFO, "TCB@%p critical section %s\n",
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tcb, enter ? "ENTER" : "LEAVE");
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#endif
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#endif
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}
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_SPINLOCKS
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static void note_spinlock(FAR struct note_driver_s *drv,
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FAR struct tcb_s *tcb,
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FAR volatile void *spinlock,
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int type)
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{
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FAR static const char * const tmp[] =
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{
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"LOCK",
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"LOCKED",
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"UNLOCK",
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"ABORT"
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};
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FAR const char * msg = tmp[type - NOTE_SPINLOCK_LOCK];
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#ifdef CONFIG_SMP
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "CPU%d: Task %s TCB@%p spinlock@%p %s\n",
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tcb->cpu, tcb->name, tcb, spinlock, msg);
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#else
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syslog(LOG_INFO, "CPU%d: TCB@%p spinlock@%p %s\n",
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tcb->cpu, tcb, spinlock, msg);
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#endif
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#else
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#if CONFIG_TASK_NAME_SIZE > 0
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syslog(LOG_INFO, "Task %s TCB@%p spinlock@%p %s\n",
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tcb->name, tcb, spinlock, msg);
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#else
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syslog(LOG_INFO, "TCB@%p spinlock@%p %s\n",
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tcb, spinlock, msg);
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#endif
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#endif
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}
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#endif
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#ifdef CONFIG_SCHED_INSTRUMENTATION_IRQHANDLER
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static void notelog_irqhandler(FAR struct note_driver_s *drv, int irq,
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FAR void *handler, bool enter)
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{
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syslog(LOG_INFO, "IRQ%d handler@%p %s\n",
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irq, handler, enter ? "ENTER" : "LEAVE");
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}
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#endif
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