hwi_shellcmd.c 文件参考

浏览源代码.

函数
STATIC VOID	ShellCmdHwiInfoShow (OsIrqCpupCB *irqData, CPUP_INFO_S *hwiCpup1s, CPUP_INFO_S *hwiCpup10s, CPUP_INFO_S *hwiCpupAll)
LITE_OS_SEC_TEXT_MINOR UINT32	OsShellCmdHwi (INT32 argc, const CHAR **argv)
	SHELLCMD_ENTRY (hwi_shellcmd, CMD_TYPE_EX, "hwi", 0,(CmdCallBackFunc) OsShellCmdHwi)

函数说明

OsShellCmdHwi()

LITE_OS_SEC_TEXT_MINOR UINT32 OsShellCmdHwi	(	INT32	argc,
		const CHAR **	argv
	)

在文件 hwi_shellcmd.c 第 88 行定义.

{
    UINT32 size;
 
    (VOID)argv;
    if (argc > 0) {
        PRINTK("\nUsage: hwi\n");
        return OS_ERROR;
    }
 
    size = IRQ_CPUP_ALL_INFO_SIZE + IRQ_DATA_SZIE;
    CHAR *irqCpup = LOS_MemAlloc(m_aucSysMem0, size);
    if (irqCpup == NULL) {
        return OS_ERROR;
    }
 
    CPUP_INFO_S *hwiCpupAll = (CPUP_INFO_S *)irqCpup;
    CPUP_INFO_S *hwiCpup10s = (CPUP_INFO_S *)(irqCpup + IRQ_CPUP_INFO_SIZE);
    CPUP_INFO_S *hwiCpup1s = (CPUP_INFO_S *)(irqCpup + 2 * IRQ_CPUP_INFO_SIZE); /* 2: offset */
    OsIrqCpupCB *irqData = (OsIrqCpupCB *)(irqCpup + IRQ_CPUP_ALL_INFO_SIZE);
 
    (VOID)LOS_GetAllIrqCpuUsage(CPUP_ALL_TIME, hwiCpupAll, IRQ_CPUP_INFO_SIZE);
    (VOID)LOS_GetAllIrqCpuUsage(CPUP_LAST_TEN_SECONDS, hwiCpup10s, IRQ_CPUP_INFO_SIZE);
    (VOID)LOS_GetAllIrqCpuUsage(CPUP_LAST_ONE_SECONDS, hwiCpup1s, IRQ_CPUP_INFO_SIZE);
 
    PRINTK(" InterruptNo  cpu      Count  ATime(us) MTime(us)   CPUUSE  CPUUSE10s  CPUUSE1s   Mode Name\n");
    ShellCmdHwiInfoShow(irqData, hwiCpup1s, hwiCpup10s, hwiCpupAll);
    (VOID)LOS_MemFree(m_aucSysMem0, irqCpup);
    return 0;
}

函数调用图:

SHELLCMD_ENTRY()

SHELLCMD_ENTRY	(	hwi_shellcmd	,
		CMD_TYPE_EX	,
		"hwi"	,
		0	,
		(CmdCallBackFunc)	OsShellCmdHwi
	)

ShellCmdHwiInfoShow()

STATIC VOID ShellCmdHwiInfoShow	(	OsIrqCpupCB *	irqData,
		CPUP_INFO_S *	hwiCpup1s,
		CPUP_INFO_S *	hwiCpup10s,
		CPUP_INFO_S *	hwiCpupAll
	)

在文件 hwi_shellcmd.c 第 48 行定义.

{
    UINT32 intSave;
    OsIrqCpupCB *irqDataBase = OsGetIrqCpupArrayBase();
 
    for (UINT32 i = OS_HWI_FORM_EXC_NUM; i < OS_HWI_MAX_NUM + OS_HWI_FORM_EXC_NUM; i++) {
        if (!HWI_IS_REGISTED(i)) {
            continue;
        }
 
        intSave = LOS_IntLock();
        (VOID)memcpy_s(irqData, IRQ_DATA_SZIE, &irqDataBase[i * LOSCFG_KERNEL_CORE_NUM], IRQ_DATA_SZIE);
        LOS_IntRestore(intSave);
 
        for (UINT32 cpu = 0; cpu < LOSCFG_KERNEL_CORE_NUM; cpu++) {
            UINT64 cycles = 0;
            UINT64 timeMax = 0;
            OsIrqCpupCB *data = &irqData[cpu];
            if (data->status == 0) {
                continue;
            }
            UINT32 count = OsGetHwiFormCnt(cpu, i);
            if (count != 0) {
                if (data->count != 0) {
                    cycles = (data->allTime * OS_NS_PER_CYCLE) / (data->count * OS_SYS_NS_PER_US);
                }
                timeMax = (data->timeMax * OS_NS_PER_CYCLE) / 1000;
            }
            CHAR *irqName = OsGetHwiFormName(i);
            UINT32 index = (i * LOSCFG_KERNEL_CORE_NUM) + cpu;
            PRINTK(" %10u:%5u%11u%11llu%10llu%6u.%-2u%8u.%-2u%7u.%-2u%7s %-12s\n", i, cpu, count, cycles, timeMax,
                   hwiCpupAll[index].usage / CPUP_PRECISION_MULT, hwiCpupAll[index].usage % CPUP_PRECISION_MULT,
                   hwiCpup10s[index].usage / CPUP_PRECISION_MULT, hwiCpup10s[index].usage % CPUP_PRECISION_MULT,
                   hwiCpup1s[index].usage / CPUP_PRECISION_MULT, hwiCpup1s[index].usage % CPUP_PRECISION_MULT,
                   (g_hwiForm[index].uwParam == IRQF_SHARED) ? "shared" : "normal", (irqName != NULL) ? irqName : "");
        }
    }
}

函数调用图:

这是这个函数的调用关系图: