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关于vlfft例程中Hwi的使用问题,感谢大神指点

vlfft例程的线程中显示使用了硬件中断Hwi,但是我在cfgScript以及main.c程序中都没有找到对Hwi参数的配置,是没用到吗?
希望了解的大神们给予指点,感激不尽!
Andy Yin1:

一般都是在cfg文件中配置HWI vector与ISR函数的映射关系,你再仔细看看。

dong zhang5:

回复 Andy Yin1:

Andy Yin1您好,感谢您的回答。我再cfg文件中只找到了Hwi的声明,并未对硬件中断的参数进行配置,在主函数中也只配置了Task的参数,是否代表Hwi只有声明但并未使用?

dong zhang5:

回复 Andy Yin1:

cfgScript代码如下:

var BIOS = xdc.useModule ("ti.sysbios.BIOS");var Task = xdc.useModule ("ti.sysbios.knl.Task");var ECM = xdc.useModule ("ti.sysbios.family.c64p.EventCombiner");var C64_Hwi = xdc.useModule ("ti.sysbios.family.c64p.Hwi");var Startup = xdc.useModule ("xdc.runtime.Startup");var System = xdc.useModule ("xdc.runtime.System");var Log = xdc.useModule ("xdc.runtime.Log");var Hwi = xdc.useModule('ti.sysbios.hal.Hwi');var Semaphore = xdc.useModule('ti.sysbios.knl.Semaphore');var Cache = xdc.useModule('ti.sysbios.hal.Cache');var CpIntc = xdc.useModule('ti.sysbios.family.c66.tci66xx.CpIntc');

ECM.eventGroupHwiNum[0] = 7;ECM.eventGroupHwiNum[1] = 8;ECM.eventGroupHwiNum[2] = 9;ECM.eventGroupHwiNum[3] = 10;

/* Shared Memory base address and length */var SHAREDMEM           = 0x0C000000;var SHAREDMEMSIZE       = 0x00200000;/*var SHAREDMEMSIZE     = 0x00200000;*/

/*  *  Since this is a single-image example, we don't (at build-time) which  *  processor we're building for.  We therefore supply 'null'  *  as the local procName and allow IPC to set the local procId at runtime. */var MultiProc = xdc.useModule('ti.sdo.utils.MultiProc');MultiProc.setConfig(null, ["CORE0", "CORE1", "CORE2", "CORE3", "CORE4", "CORE5", "CORE6", "CORE7"]);                           /*  *  The SysStd System provider is a good one to use for debugging  *  but does not have the best performance. Use xdc.runtime.SysMin *  for better performance. */var System   = xdc.useModule('xdc.runtime.System');var SysStd   = xdc.useModule('xdc.runtime.SysStd');System.SupportProxy = SysStd;

/* Modules explicitly used in the application */var MessageQ    = xdc.useModule('ti.sdo.ipc.MessageQ');var Ipc         = xdc.useModule('ti.sdo.ipc.Ipc');var HeapBufMP   = xdc.useModule('ti.sdo.ipc.heaps.HeapBufMP');var MultiProc   = xdc.useModule('ti.sdo.utils.MultiProc');

/* BIOS/XDC modules */var BIOS        = xdc.useModule('ti.sysbios.BIOS');BIOS.heapSize   = 0x8000;var Task        = xdc.useModule('ti.sysbios.knl.Task');

/*var tsk0 = Task.create('&tsk0_func');*//*tsk0.instance.name = "tsk0";*/

/* Synchronize all processors (this will be done in Ipc_start) */Ipc.procSync = Ipc.ProcSync_ALL;

/*  enable fast message Q */var MessageQ = xdc.module('ti.sdo.ipc.MessageQ');var Notify   = xdc.module('ti.sdo.ipc.Notify');Notify.SetupProxy   = xdc.module('ti.sdo.ipc.family.c647x.NotifyCircSetup');MessageQ.SetupTransportProxy = xdc.module('ti.sdo.ipc.transports.TransportShmNotifySetup');

/* data section */Program.sectMap[".internalMEM"]={runSegment: "L2SRAM_1"};Program.sectMap[".externalMEM"]={runSegment: "DDR_1"};Program.sectMap[".sharedMEM"]={runSegment: "MSMCSRAM_2"};/*Program.sectMap[".internalL1SRAMMEM"]={runSegment: "L1SRAM"};*/

/*  *  Need to define the shared region. The IPC modules use this *  to make portable pointers. All processors need to add this *  call with their base address of the shared memory region. *  If the processor cannot access the memory, do not add it. */ var SharedRegion = xdc.useModule('ti.sdo.ipc.SharedRegion');SharedRegion.setEntryMeta(0,    { base: SHAREDMEM,       len:  SHAREDMEMSIZE,      ownerProcId: 0,      isValid: true,      name: "MSMC RAM",    });

/* Reset function initialize HW */var Reset = xdc.useModule("xdc.runtime.Reset");Reset.fxns[Reset.fxns.length++] = "&vlfft_system_reset";

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