feat: 给开发者提供系统信息导出Hidumper工具。
给开发者提供系统信息DUMP机制，帮助开发者观察系统功能状态，发现潜在问题。 Close #I3NN7D Signed-off-by: qidechun <qidechun@huawei.com>
This commit is contained in:
qidechun
parent
a531da901d
commit
cb17fa50ed
2
Kconfig
2
Kconfig
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@ -63,6 +63,8 @@ source "kernel/common/Kconfig"
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source "kernel/common/patchfs/Kconfig"
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######################### config options of blackbox #####################
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source "kernel/common/blackbox/Kconfig"
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######################### config options of hidumper #####################
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source "kernel/common/hidumper/Kconfig"
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config QUICK_START
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bool "Enable QUICK_START"
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@ -0,0 +1,5 @@
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config HIDUMPER
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bool "Enable hidumper"
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default n
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help
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Answer Y to enable LiteOS support hidumper
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@ -0,0 +1,13 @@
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include $(LITEOSTOPDIR)/config.mk
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MODULE_NAME := $(notdir $(shell pwd))
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LOCAL_SRCS := $(wildcard *.c)
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LOCAL_INCLUDE := \
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-I $(LITEOSTOPDIR)/kernel/common \
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-I $(LITEOSTOPDIR)/kernel/common/hidumper \
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LOCAL_FLAGS := $(LOCAL_INCLUDE) $(LITEOS_GCOV_OPTS)
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include $(MODULE)
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@ -0,0 +1,381 @@
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/*
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* Copyright (c) 2021-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* ------------ includes ------------ */
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#include "los_hidumper.h"
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#ifdef LOSCFG_BLACKBOX
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#include "los_blackbox.h"
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#endif
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#ifdef LOSCFG_CPUP_INCLUDE_IRQ
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#include "los_cpup_pri.h"
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#endif
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#include "los_hwi_pri.h"
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#include "los_init.h"
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#include "los_mp.h"
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#include "los_mux.h"
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#include "los_printf.h"
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#include "los_process_pri.h"
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#include "los_task_pri.h"
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#include "los_vm_dump.h"
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#include "los_vm_lock.h"
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#include "los_vm_map.h"
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#ifdef LOSCFG_FS_VFS
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#include "fs/file.h"
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#endif
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#include "fs/driver.h"
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#include "securec.h"
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#ifdef LOSCFG_LIB_LIBC
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#include "unistd.h"
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#endif
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#include "user_copy.h"
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/* ------------ local macroes ------------ */
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#define CPUP_TYPE_COUNT 3
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#define HIDUMPER_DEVICE "/dev/hidumper"
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#define HIDUMPER_DEVICE_MODE 0666
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#define KERNEL_FAULT_ADDR 0x1
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#define KERNEL_FAULT_VALUE 0x2
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#define READ_BUF_SIZE 128
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#define SYS_INFO_HEADER "************ sys info ***********"
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#define CPU_USAGE_HEADER "************ cpu usage ***********"
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#define MEM_USAGE_HEADER "************ mem usage ***********"
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#define PAGE_USAGE_HEADER "************ physical page usage ***********"
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#define TASK_INFO_HEADER "************ task info ***********"
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#ifndef ARRAY_SIZE
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#define ARRAY_SIZE(array) (sizeof(array) / sizeof(array[0]))
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#endif
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#define REPLACE_INTERFACE(dst, src, type, func) {\
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if (((type *)src)->func != NULL) {\
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((type *)dst)->func = ((type *)src)->func;\
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} else {\
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PRINT_ERR("%s->%s is NULL!\n", #src, #func);\
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}\
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}
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#define INVOKE_INTERFACE(adapter, type, func) {\
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if (((type *)adapter)->func != NULL) {\
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((type *)adapter)->func();\
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} else {\
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PRINT_ERR("%s->%s is NULL!\n", #adapter, #func);\
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}\
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}
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/* ------------ local prototypes ------------ */
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/* ------------ local function declarations ------------ */
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STATIC INT32 HiDumperOpen(struct file *filep);
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STATIC INT32 HiDumperClose(struct file *filep);
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STATIC INT32 HiDumperIoctl(struct file *filep, INT32 cmd, unsigned long arg);
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/* ------------ global function declarations ------------ */
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#ifdef LOSCFG_SHELL
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extern VOID OsShellCmdSystemInfoGet(VOID);
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extern UINT32 OsShellCmdFree(INT32 argc, const CHAR *argv[]);
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extern UINT32 OsShellCmdUname(INT32 argc, const CHAR *argv[]);
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extern UINT32 OsShellCmdDumpPmm(VOID);
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#endif
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/* ------------ local variables ------------ */
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static struct HiDumperAdapter g_adapter;
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STATIC struct file_operations_vfs g_hidumperDevOps = {
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HiDumperOpen, /* open */
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HiDumperClose, /* close */
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NULL, /* read */
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NULL, /* write */
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NULL, /* seek */
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HiDumperIoctl, /* ioctl */
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NULL, /* mmap */
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#ifndef CONFIG_DISABLE_POLL
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NULL, /* poll */
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#endif
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NULL, /* unlink */
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};
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/* ------------ function definitions ------------ */
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STATIC INT32 HiDumperOpen(struct file *filep)
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{
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(VOID)filep;
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return 0;
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}
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STATIC INT32 HiDumperClose(struct file *filep)
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{
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(VOID)filep;
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return 0;
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}
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static void DumpSysInfo(void)
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{
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PRINTK("\n%s\n", SYS_INFO_HEADER);
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#ifdef LOSCFG_SHELL
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const char *argv[1] = {"-a"};
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(VOID)OsShellCmdUname(ARRAY_SIZE(argv), &argv[0]);
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(VOID)OsShellCmdSystemInfoGet();
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#else
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PRINTK("\nUnsupported!\n");
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#endif
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}
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#ifdef LOSCFG_KERNEL_CPUP
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static void DoDumpCpuUsageUnsafe(CPUP_INFO_S *processCpupAll,
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CPUP_INFO_S *processCpup10s,
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CPUP_INFO_S *processCpup1s)
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{
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UINT32 pid;
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PRINTK("%-32s PID CPUUSE CPUUSE10S CPUUSE1S\n", "PName");
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for (pid = 0; pid < g_processMaxNum; pid++) {
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LosProcessCB *processCB = g_processCBArray + pid;
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if (OsProcessIsUnused(processCB)) {
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continue;
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}
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PRINTK("%-32s %u %5u.%1u%8u.%1u%7u.%-1u\n",
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processCB->processName, processCB->processID,
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processCpupAll[pid].usage / LOS_CPUP_PRECISION_MULT,
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processCpupAll[pid].usage % LOS_CPUP_PRECISION_MULT,
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processCpup10s[pid].usage / LOS_CPUP_PRECISION_MULT,
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processCpup10s[pid].usage % LOS_CPUP_PRECISION_MULT,
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processCpup1s[pid].usage / LOS_CPUP_PRECISION_MULT,
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processCpup1s[pid].usage % LOS_CPUP_PRECISION_MULT);
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}
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}
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#endif
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static void DumpCpuUsageUnsafe(void)
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{
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PRINTK("\n%s\n", CPU_USAGE_HEADER);
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#ifdef LOSCFG_KERNEL_CPUP
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UINT32 size;
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CPUP_INFO_S *processCpup = NULL;
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CPUP_INFO_S *processCpupAll = NULL;
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CPUP_INFO_S *processCpup10s = NULL;
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CPUP_INFO_S *processCpup1s = NULL;
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size = sizeof(*processCpup) * g_processMaxNum * CPUP_TYPE_COUNT;
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processCpup = LOS_MemAlloc(m_aucSysMem1, size);
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if (processCpup == NULL) {
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PRINT_ERR("func: %s, LOS_MemAlloc failed, Line: %d\n", __func__, __LINE__);
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return;
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}
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processCpupAll = processCpup;
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processCpup10s = processCpupAll + g_processMaxNum;
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processCpup1s = processCpup10s + g_processMaxNum;
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(VOID)memset_s(processCpup, size, 0, size);
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LOS_GetAllProcessCpuUsage(CPUP_ALL_TIME, processCpupAll, g_processMaxNum * sizeof(CPUP_INFO_S));
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LOS_GetAllProcessCpuUsage(CPUP_LAST_TEN_SECONDS, processCpup10s, g_processMaxNum * sizeof(CPUP_INFO_S));
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LOS_GetAllProcessCpuUsage(CPUP_LAST_ONE_SECONDS, processCpup1s, g_processMaxNum * sizeof(CPUP_INFO_S));
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DoDumpCpuUsageUnsafe(processCpupAll, processCpup10s, processCpup1s);
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(VOID)LOS_MemFree(m_aucSysMem1, processCpup);
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#else
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PRINTK("\nUnsupported!\n");
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#endif
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}
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static void DumpMemUsage(void)
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{
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PRINTK("\n%s\n", MEM_USAGE_HEADER);
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#ifdef LOSCFG_SHELL
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PRINTK("Unit: KB\n");
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const char *argv[1] = {"-k"};
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(VOID)OsShellCmdFree(ARRAY_SIZE(argv), &argv[0]);
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PRINTK("%s\n", PAGE_USAGE_HEADER);
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(VOID)OsShellCmdDumpPmm();
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#else
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PRINTK("\nUnsupported!\n");
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#endif
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}
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static void DumpTaskInfo(void)
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{
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PRINTK("\n%s\n", TASK_INFO_HEADER);
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#ifdef LOSCFG_SHELL
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(VOID)OsShellCmdTskInfoGet(OS_ALL_TASK_MASK, NULL, OS_PROCESS_INFO_ALL);
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#else
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PRINTK("\nUnsupported!\n");
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#endif
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}
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#ifdef LOSCFG_BLACKBOX
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static void PrintFileData(INT32 fd)
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{
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#ifdef LOSCFG_FS_VFS
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CHAR buf[READ_BUF_SIZE];
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if (fd < 0) {
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PRINT_ERR("fd: %d!\n", fd);
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return;
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}
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(void)memset_s(buf, sizeof(buf), 0, sizeof(buf));
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while (read(fd, buf, sizeof(buf) - 1) > 0) {
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PRINTK("%s", buf);
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(void)memset_s(buf, sizeof(buf), 0, sizeof(buf));
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}
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#else
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(VOID)fd;
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PRINT_ERR("LOSCFG_FS_VFS isn't defined!\n");
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#endif
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}
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static void PrintFile(const char *filePath, const char *pHeader)
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{
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#ifdef LOSCFG_FS_VFS
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int fd;
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if (filePath == NULL || pHeader == NULL) {
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PRINT_ERR("filePath: %p, pHeader: %p\n", filePath, pHeader);
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return;
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}
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fd = open(filePath, O_RDONLY);
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if (fd >= 0) {
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PRINTK("\n%s\n", pHeader);
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PrintFileData(fd);
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(void)close(fd);
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} else {
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PRINT_ERR("Open [%s] failed or there's no fault log!\n", filePath);
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}
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#else
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(VOID)filePath;
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(VOID)pHeader;
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PRINT_ERR("LOSCFG_FS_VFS isn't defined!\n");
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#endif
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}
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#endif
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static void DumpFaultLog(void)
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{
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#ifdef LOSCFG_BLACKBOX
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PrintFile(KERNEL_FAULT_LOG_PATH, "************kernel fault info************");
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PrintFile(USER_FAULT_LOG_PATH, "************user fault info************");
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#endif
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}
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static void DumpMemData(struct MemDumpParam *param)
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{
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PRINTK("\nDumpType: %d\n", param->type);
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PRINTK("Unsupported now!\n");
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}
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static void InjectKernelCrash(void)
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{
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#ifdef LOSCFG_DEBUG_VERSION
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*((INT32 *)KERNEL_FAULT_ADDR) = KERNEL_FAULT_VALUE;
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#else
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PRINTK("\nUnsupported!\n");
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#endif
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}
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static INT32 HiDumperIoctl(struct file *filep, INT32 cmd, unsigned long arg)
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{
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INT32 ret = 0;
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switch (cmd) {
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case HIDUMPER_DUMP_ALL:
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INVOKE_INTERFACE(&g_adapter, struct HiDumperAdapter, DumpSysInfo);
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INVOKE_INTERFACE(&g_adapter, struct HiDumperAdapter, DumpCpuUsage);
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INVOKE_INTERFACE(&g_adapter, struct HiDumperAdapter, DumpMemUsage);
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INVOKE_INTERFACE(&g_adapter, struct HiDumperAdapter, DumpTaskInfo);
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break;
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case HIDUMPER_CPU_USAGE:
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INVOKE_INTERFACE(&g_adapter, struct HiDumperAdapter, DumpCpuUsage);
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break;
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case HIDUMPER_MEM_USAGE:
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INVOKE_INTERFACE(&g_adapter, struct HiDumperAdapter, DumpMemUsage);
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break;
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case HIDUMPER_TASK_INFO:
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INVOKE_INTERFACE(&g_adapter, struct HiDumperAdapter, DumpTaskInfo);
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break;
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case HIDUMPER_INJECT_KERNEL_CRASH:
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INVOKE_INTERFACE(&g_adapter, struct HiDumperAdapter, InjectKernelCrash);
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break;
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case HIDUMPER_DUMP_FAULT_LOG:
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INVOKE_INTERFACE(&g_adapter, struct HiDumperAdapter, DumpFaultLog);
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break;
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case HIDUMPER_MEM_DATA:
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if (g_adapter.DumpMemData != NULL) {
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g_adapter.DumpMemData((struct MemDumpParam *)arg);
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}
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break;
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default:
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ret = EPERM;
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PRINTK("Invalid CMD: 0x%x\n", (UINT32)cmd);
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break;
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}
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return ret;
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}
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static void RegisterCommonAdapter(void)
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{
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struct HiDumperAdapter adapter;
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adapter.DumpSysInfo = DumpSysInfo;
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adapter.DumpCpuUsage = DumpCpuUsageUnsafe;
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adapter.DumpMemUsage = DumpMemUsage;
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adapter.DumpTaskInfo = DumpTaskInfo;
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adapter.DumpFaultLog = DumpFaultLog;
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adapter.DumpMemData = DumpMemData;
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adapter.InjectKernelCrash = InjectKernelCrash;
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HiDumperRegisterAdapter(&adapter);
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}
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int HiDumperRegisterAdapter(struct HiDumperAdapter *pAdapter)
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{
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if (pAdapter == NULL) {
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PRINT_ERR("pAdapter: %p\n", pAdapter);
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return -1;
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}
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REPLACE_INTERFACE(&g_adapter, pAdapter, struct HiDumperAdapter, DumpSysInfo);
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REPLACE_INTERFACE(&g_adapter, pAdapter, struct HiDumperAdapter, DumpCpuUsage);
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REPLACE_INTERFACE(&g_adapter, pAdapter, struct HiDumperAdapter, DumpMemUsage);
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REPLACE_INTERFACE(&g_adapter, pAdapter, struct HiDumperAdapter, DumpTaskInfo);
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REPLACE_INTERFACE(&g_adapter, pAdapter, struct HiDumperAdapter, DumpFaultLog);
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REPLACE_INTERFACE(&g_adapter, pAdapter, struct HiDumperAdapter, DumpMemData);
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REPLACE_INTERFACE(&g_adapter, pAdapter, struct HiDumperAdapter, InjectKernelCrash);
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return 0;
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}
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int OsHiDumperDriverInit(void)
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{
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INT32 ret;
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#ifdef LOSCFG_DEBUG_VERSION
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RegisterCommonAdapter();
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ret = register_driver(HIDUMPER_DEVICE, &g_hidumperDevOps, HIDUMPER_DEVICE_MODE, NULL);
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if (ret != 0) {
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PRINT_ERR("Hidumper register driver failed!\n");
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return -1;
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}
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#endif
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return 0;
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}
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LOS_MODULE_INIT(OsHiDumperDriverInit, LOS_INIT_LEVEL_KMOD_EXTENDED);
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@ -0,0 +1,88 @@
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/*
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* Copyright (c) 2021-2021 Huawei Device Co., Ltd. All rights reserved.
|
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*
|
||||
* Redistribution and use in source and binary forms, with or without modification,
|
||||
* are permitted provided that the following conditions are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright notice, this list of
|
||||
* conditions and the following disclaimer.
|
||||
*
|
||||
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
|
||||
* of conditions and the following disclaimer in the documentation and/or other materials
|
||||
* provided with the distribution.
|
||||
*
|
||||
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
|
||||
* to endorse or promote products derived from this software without specific prior written
|
||||
* permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
|
||||
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
|
||||
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
||||
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
|
||||
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
|
||||
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#ifndef LOS_HIDUMPER_H
|
||||
#define LOS_HIDUMPER_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
#if __cplusplus
|
||||
extern "C" {
|
||||
#endif /* __cplusplus */
|
||||
#endif /* __cplusplus */
|
||||
|
||||
#ifndef __user
|
||||
#define __user
|
||||
#endif
|
||||
|
||||
#define PATH_MAX_LEN 256
|
||||
|
||||
enum MemDumpType {
|
||||
DUMP_TO_STDOUT,
|
||||
DUMP_REGION_TO_STDOUT,
|
||||
DUMP_TO_FILE,
|
||||
DUMP_REGION_TO_FILE
|
||||
};
|
||||
|
||||
struct MemDumpParam {
|
||||
enum MemDumpType type;
|
||||
unsigned long long start;
|
||||
unsigned long long size;
|
||||
char filePath[PATH_MAX_LEN];
|
||||
};
|
||||
|
||||
struct HiDumperAdapter {
|
||||
void (*DumpSysInfo)(void);
|
||||
void (*DumpCpuUsage)(void);
|
||||
void (*DumpMemUsage)(void);
|
||||
void (*DumpTaskInfo)(void);
|
||||
void (*DumpFaultLog)(void);
|
||||
void (*DumpMemData)(struct MemDumpParam *param);
|
||||
void (*InjectKernelCrash)(void);
|
||||
};
|
||||
|
||||
#define HIDUMPER_IOC_BASE 'd'
|
||||
#define HIDUMPER_DUMP_ALL _IO(HIDUMPER_IOC_BASE, 1)
|
||||
#define HIDUMPER_CPU_USAGE _IO(HIDUMPER_IOC_BASE, 2)
|
||||
#define HIDUMPER_MEM_USAGE _IO(HIDUMPER_IOC_BASE, 3)
|
||||
#define HIDUMPER_TASK_INFO _IO(HIDUMPER_IOC_BASE, 4)
|
||||
#define HIDUMPER_INJECT_KERNEL_CRASH _IO(HIDUMPER_IOC_BASE, 5)
|
||||
#define HIDUMPER_DUMP_FAULT_LOG _IO(HIDUMPER_IOC_BASE, 6)
|
||||
#define HIDUMPER_MEM_DATA _IOW(HIDUMPER_IOC_BASE, 7, struct MemDumpParam)
|
||||
|
||||
int HiDumperRegisterAdapter(struct HiDumperAdapter *pAdapter);
|
||||
int OsHiDumperDriverInit(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
#if __cplusplus
|
||||
}
|
||||
#endif /* __cplusplus */
|
||||
#endif /* __cplusplus */
|
||||
|
||||
#endif
|
||||
|
|
@ -137,7 +137,8 @@ LITEOS_TABLES_KERNEL_INIT_LDFLAGS := \
|
|||
-uOsResourceFreeTaskCreate \
|
||||
-uOsSystemInit \
|
||||
-uOsBBoxDriverInit \
|
||||
-uOsBBoxSystemAdapterInit
|
||||
-uOsBBoxSystemAdapterInit \
|
||||
-uOsHiDumperDriverInit
|
||||
|
||||
LITEOS_TABLES_DRIVER_LDFLAGS := \
|
||||
-ui2c_init \
|
||||
|
|
|
|||
|
|
@ -448,6 +448,11 @@ ifeq ($(LOSCFG_BLACKBOX), y)
|
|||
LIB_SUBDIRS += $(LITEOSTOPDIR)/kernel/common/blackbox
|
||||
LITEOS_BLACKBOX_INCLUDE += -I $(LITEOSTOPDIR)/kernel/common/blackbox
|
||||
endif
|
||||
ifeq ($(LOSCFG_HIDUMPER), y)
|
||||
LITEOS_BASELIB += -lhidumper
|
||||
LIB_SUBDIRS += $(LITEOSTOPDIR)/kernel/common/hidumper
|
||||
LITEOS_HIDUMPER_INCLUDE += -I $(LITEOSTOPDIR)/kernel/common/hidumper
|
||||
endif
|
||||
############################## Dfx Option End #######################################
|
||||
|
||||
############################# Tools && Debug Option Begin ##############################
|
||||
|
|
@ -645,7 +650,8 @@ LITEOS_DRIVERS_INCLUDE := $(LITEOS_CELLWISE_INCLUDE) $(LITEOS_GPIO_INCLUDE
|
|||
$(LITEOS_HIEVENT_INCLUDE) $(LITEOS_DEV_MEM_INCLUDE) \
|
||||
$(LITEOS_DEV_QUICKSTART_INCLUDE)
|
||||
LITEOS_DFX_INCLUDE := $(LITEOS_HILOG_INCLUDE) \
|
||||
$(LITEOS_BLACKBOX_INCLUDE)
|
||||
$(LITEOS_BLACKBOX_INCLUDE) \
|
||||
$(LITEOS_HIDUMPER_INCLUDE)
|
||||
|
||||
LITEOS_SECURITY_INCLUDE := $(LITEOS_SECURITY_CAP_INC) $(LITEOS_SECURITY_VID_INC)
|
||||
LOSCFG_TOOLS_DEBUG_INCLUDE := $(LITEOS_SHELL_INCLUDE) $(LITEOS_UART_INCLUDE) \
|
||||
|
|
|
|||
Loading…
Reference in New Issue