mempt_shellcmd.c 文件参考

浏览源代码.

函数
VOID	OsDumpMemByte (size_t length, UINTPTR addr)
LITE_OS_SEC_TEXT_MINOR UINT32	OsShellCmdMemCheck (INT32 argc, const CHAR *argv[])
LITE_OS_SEC_TEXT_MINOR STATIC VOID	OsShellCmdSectionInfo (INT32 argc, const CHAR *argv[])
LITE_OS_SEC_TEXT_MINOR STATIC UINT32	OsShellCmdFreeInfo (INT32 argc, const CHAR *argv[])
LITE_OS_SEC_TEXT_MINOR UINT32	OsShellCmdFree (INT32 argc, const CHAR *argv[])
LITE_OS_SEC_TEXT_MINOR UINT32	OsShellCmdUname (INT32 argc, const CHAR *argv[])
LITE_OS_SEC_TEXT_MINOR UINT32	OsShellCmdMemUsed (INT32 argc, const CHAR *argv[])
	SHELLCMD_ENTRY (memused_shellcmd, CMD_TYPE_EX, "memused", 0,(CmdCallBackFunc) OsShellCmdMemUsed)
	SHELLCMD_ENTRY (memcheck_shellcmd, CMD_TYPE_EX, "memcheck", 0,(CmdCallBackFunc) OsShellCmdMemCheck)
	SHELLCMD_ENTRY (free_shellcmd, CMD_TYPE_EX, "free", XARGS,(CmdCallBackFunc) OsShellCmdFree)
	SHELLCMD_ENTRY (uname_shellcmd, CMD_TYPE_EX, "uname", XARGS,(CmdCallBackFunc) OsShellCmdUname)

函数说明

OsDumpMemByte()

VOID OsDumpMemByte	(	size_t	length,
		UINTPTR	addr
	)

在文件 mempt_shellcmd.c 第 53 行定义.

{
    size_t dataLen;
    UINTPTR *alignAddr = NULL;
    UINT32 count = 0;
 
    dataLen = ALIGN(length, sizeof(UINTPTR));
    alignAddr = (UINTPTR *)TRUNCATE(addr, sizeof(UINTPTR));
    if ((dataLen == 0) || (alignAddr == NULL)) {
        return;
    }
    while (dataLen) {
        if (IS_ALIGNED(count, sizeof(CHAR *))) {
            PRINTK("\n 0x%lx :", alignAddr);
#ifdef LOSCFG_SAVE_EXCINFO
            WriteExcInfoToBuf("\n 0x%lx :", alignAddr);
#endif
        }
#ifdef __LP64__
        PRINTK("%0+16lx ", *alignAddr);
#else
        PRINTK("%0+8lx ", *alignAddr);
#endif
#ifdef LOSCFG_SAVE_EXCINFO
#ifdef __LP64__
        WriteExcInfoToBuf("0x%0+16x ", *alignAddr);
#else
        WriteExcInfoToBuf("0x%0+8x ", *alignAddr);
#endif
#endif
        alignAddr++;
        dataLen -= sizeof(CHAR *);
        count++;
    }
    PRINTK("\n");
#ifdef LOSCFG_SAVE_EXCINFO
    WriteExcInfoToBuf("\n");
#endif
 
    return;
}

函数调用图:

这是这个函数的调用关系图:

OsShellCmdFree()

LITE_OS_SEC_TEXT_MINOR UINT32 OsShellCmdFree	(	INT32	argc,
		const CHAR *	argv[]
	)

在文件 mempt_shellcmd.c 第 174 行定义.

{
    if (argc > 1) {
        PRINTK("\nUsage: free or free [-k/-m]\n");
        return OS_ERROR;
    }
    if (OsShellCmdFreeInfo(argc, argv) != 0) {
        return OS_ERROR;
    }
    OsShellCmdSectionInfo(argc, argv);
    return 0;
}

函数调用图:

这是这个函数的调用关系图:

OsShellCmdFreeInfo()

LITE_OS_SEC_TEXT_MINOR STATIC UINT32 OsShellCmdFreeInfo	(	INT32	argc,
		const CHAR *	argv[]
	)

在文件 mempt_shellcmd.c 第 132 行定义.

{
    UINT32 memUsed = LOS_MemTotalUsedGet(m_aucSysMem1);
    UINT32 totalMem = LOS_MemPoolSizeGet(m_aucSysMem1);
    UINT32 freeMem = totalMem - memUsed;
    UINT32 memUsedHeap = memUsed;
 
#ifdef LOSCFG_KERNEL_VM
    UINT32 usedCount, totalCount;
    OsVmPhysUsedInfoGet(&usedCount, &totalCount);
    totalMem = SYS_MEM_SIZE_DEFAULT;
    memUsed = SYS_MEM_SIZE_DEFAULT - (totalCount << PAGE_SHIFT);
    memUsed += (usedCount << PAGE_SHIFT) - freeMem;
    freeMem = totalMem - memUsed;
#else
    totalMem = SYS_MEM_SIZE_DEFAULT;
    memUsed = g_vmBootMemBase - KERNEL_ASPACE_BASE;
    memUsed -= freeMem;
    freeMem -= totalMem - memUsed;
#endif
 
    if ((argc == 0) ||
        ((argc == 1) && (strcmp(argv[0], "-k") == 0)) ||
        ((argc == 1) && (strcmp(argv[0], "-m") == 0))) {
        PRINTK("\r\n        total        used          free          heap\n");
    }
 
    if ((argc == 1) && (strcmp(argv[0], "-k") == 0)) {
        PRINTK("Mem:    %-9u    %-10u    %-10u    %-10u\n", MEM_SIZE_TO_KB(totalMem), MEM_SIZE_TO_KB(memUsed),
               MEM_SIZE_TO_KB(freeMem), MEM_SIZE_TO_KB(memUsedHeap));
    } else if ((argc == 1) && (strcmp(argv[0], "-m") == 0)) {
        PRINTK("Mem:    %-9u    %-10u    %-10u    %-10u\n", MEM_SIZE_TO_MB(totalMem), MEM_SIZE_TO_MB(memUsed),
               MEM_SIZE_TO_MB(freeMem), MEM_SIZE_TO_MB(memUsedHeap));
    } else if (argc == 0) {
        PRINTK("Mem:    %-9u    %-10u    %-10u    %-10u\n", totalMem, memUsed, freeMem, memUsedHeap);
    } else {
        PRINTK("\nUsage: free or free [-k/-m]\n");
        return OS_ERROR;
    }
    return 0;
}

函数调用图:

这是这个函数的调用关系图:

OsShellCmdMemCheck()

LITE_OS_SEC_TEXT_MINOR UINT32 OsShellCmdMemCheck	(	INT32	argc,
		const CHAR *	argv[]
	)

在文件 mempt_shellcmd.c 第 95 行定义.

{
    if (argc > 0) {
        PRINTK("\nUsage: memcheck\n");
        return OS_ERROR;
    }
 
    if (LOS_MemIntegrityCheck(m_aucSysMem1) == LOS_OK) {
        PRINTK("system memcheck over, all passed!\n");
#ifdef LOSCFG_SAVE_EXCINFO
        WriteExcInfoToBuf("system memcheck over, all passed!\n");
#endif
    }
 
    return 0;
}

函数调用图:

这是这个函数的调用关系图:

OsShellCmdMemUsed()

LITE_OS_SEC_TEXT_MINOR UINT32 OsShellCmdMemUsed	(	INT32	argc,
		const CHAR *	argv[]
	)

在文件 mempt_shellcmd.c 第 223 行定义.

{
    if (argc > 0) {
        PRINTK("\nUsage: memused\n");
        return OS_ERROR;
    }
 
    OsMemUsedNodeShow(m_aucSysMem1);
 
    return 0;
}

函数调用图:

OsShellCmdSectionInfo()

LITE_OS_SEC_TEXT_MINOR STATIC VOID OsShellCmdSectionInfo	(	INT32	argc,
		const CHAR *	argv[]
	)

在文件 mempt_shellcmd.c 第 113 行定义.

{
    size_t textLen = &__text_end - &__text_start;
    size_t dataLen = &__ram_data_end - &__ram_data_start;
    size_t rodataLen = &__rodata_end - &__rodata_start;
    size_t bssLen = &__bss_end - &__bss_start;
 
    PRINTK("\r\n        text         data          rodata        bss\n");
    if ((argc == 1) && (strcmp(argv[0], "-k") == 0)) {
        PRINTK("Mem:    %-9lu    %-10lu    %-10lu    %-10lu\n", MEM_SIZE_TO_KB(textLen), MEM_SIZE_TO_KB(dataLen),
               MEM_SIZE_TO_KB(rodataLen), MEM_SIZE_TO_KB(bssLen));
    } else if ((argc == 1) && (strcmp(argv[0], "-m") == 0)) {
        PRINTK("Mem:    %-9lu    %-10lu    %-10lu    %-10lu\n", MEM_SIZE_TO_MB(textLen), MEM_SIZE_TO_MB(dataLen),
               MEM_SIZE_TO_MB(rodataLen), MEM_SIZE_TO_MB(bssLen));
    } else {
        PRINTK("Mem:    %-9lu    %-10lu    %-10lu    %-10lu\n", textLen, dataLen, rodataLen, bssLen);
    }
}

这是这个函数的调用关系图:

OsShellCmdUname()

LITE_OS_SEC_TEXT_MINOR UINT32 OsShellCmdUname	(	INT32	argc,
		const CHAR *	argv[]
	)

在文件 mempt_shellcmd.c 第 187 行定义.

{
    if (argc == 0) {
        PRINTK("%s\n", KERNEL_NAME);
        return 0;
    }
 
    if (argc == 1) {
        if (strcmp(argv[0], "-a") == 0) {
            PRINTK("%s %d.%d.%d.%d %s %s\n", KERNEL_NAME, KERNEL_MAJOR, KERNEL_MINOR, KERNEL_PATCH, KERNEL_ITRE,\
                __DATE__, __TIME__);
            return 0;
        } else if (strcmp(argv[0], "-s") == 0) {
            PRINTK("%s\n", KERNEL_NAME);
            return 0;
        } else if (strcmp(argv[0], "-t") == 0) {
            PRINTK("build date : %s %s\n", __DATE__, __TIME__);
            return 0;
        } else if (strcmp(argv[0], "-v") == 0) {
            PRINTK("%d.%d.%d.%d\n", KERNEL_MAJOR, KERNEL_MINOR, KERNEL_PATCH, KERNEL_ITRE);
            return 0;
        } else if (strcmp(argv[0], "--help") == 0) {
            PRINTK("-a,            print all information\n"
                   "-s,            print the kernel name\n"
                   "-t,            print the build date\n"
                   "-v,            print the kernel version\n");
            return 0;
        }
    }
 
    PRINTK("uname: invalid option %s\n"
           "Try 'uname --help' for more information.\n",
           argv[0]);
    return OS_ERROR;
}

这是这个函数的调用关系图:

SHELLCMD_ENTRY() [1/4]

SHELLCMD_ENTRY	(	free_shellcmd	,
		CMD_TYPE_EX	,
		"free"	,
		XARGS	,
		(CmdCallBackFunc)	OsShellCmdFree
	)

SHELLCMD_ENTRY() [2/4]

SHELLCMD_ENTRY	(	memcheck_shellcmd	,
		CMD_TYPE_EX	,
		"memcheck"	,
		0	,
		(CmdCallBackFunc)	OsShellCmdMemCheck
	)

SHELLCMD_ENTRY() [3/4]

SHELLCMD_ENTRY	(	memused_shellcmd	,
		CMD_TYPE_EX	,
		"memused"	,
		0	,
		(CmdCallBackFunc)	OsShellCmdMemUsed
	)

SHELLCMD_ENTRY() [4/4]

SHELLCMD_ENTRY	(	uname_shellcmd	,
		CMD_TYPE_EX	,
		"uname"	,
		XARGS	,
		(CmdCallBackFunc)	OsShellCmdUname
	)