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您好,最近我在把创龙的基本startware的UPP移植到基于syslink下面,在进行UPP初始化时,新建HWI中断,但是当运行到Hwi_create()函数时,DSP那端总是跑飞了,Hwi创建程序片段如下:/ r I. M# U1 ]2 W9 h: H. i( g
void UPP_new(void)" i- ~( d5 S: ]0 m# N' w8 }
{
6 Y" A# D! G0 N' ~. g PSCInit();
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" n1 @; `! D# u UPPPinMuxSetup();
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UPPInit();
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UPPInterruptInit();# d5 V3 Y5 c+ y8 C5 `0 B4 x
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UPPEnable();& f# D3 m9 \- g* u' l$ f! k
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Hwi_Handle hwi;
5 T( b1 X4 ?0 N Hwi_Params hwiParams;
# [- ^8 R3 W- N Error_Block eb;4 H. l$ V5 s) I9 |
# [, L' w: t3 \" _2 _ Error_init(&eb);% H) v9 B ^+ O# O! l8 ]; J
: r6 l4 w3 \# ~9 f9 `2 e Hwi_Params_init(&hwiParams); 6 T$ U+ B4 n" L- x
hwiParams.arg = 0;- A7 Z& v. v. a8 J% {9 ~8 A% G
hwiParams.maskSetting = Hwi_MaskingOption_SELF;3 f0 G; g* a6 f2 }4 v" R
hwiParams.enableInt = TRUE;
2 u! m0 |) T8 }9 g hwiParams.eventId = SYS_INT_UPP_INT;
$ b5 _ b; ^9 \6 \9 \+ t- W hwi = Hwi_create(C674X_MASK_INT5, UPPIsr, &hwiParams, &eb);) o9 A$ l# X$ e
" N7 [1 o( S$ ]# r6 J2 U if (hwi == NULL)% j0 \% d: }; \! P: e- G
System_abort("Hwi create failed");
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每次运行到 hwi = Hwi_create(C674X_MASK_INT5, UPPIsr, &hwiParams, &eb);时程序就飞了,实在找不到原因了,刚接触BIOS的菜鸟求助各路大神们。。。; W0 w- [( S) |* r2 h. _4 E
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