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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:
! q4 I! }8 J2 q7 S7 Ovoid UPP_new(void)4 s0 S" r: l7 s% f, B
{
6 D9 f) N, c3 _* I- p PSCInit();& T* O U0 g$ V/ ] h
/ Z+ u% n0 N1 F9 d; F1 T; w) u$ [ UPPPinMuxSetup();
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% p1 u# m) D! |; v UPPInit();. ~% E! ^, z; W2 p. F( Q
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UPPInterruptInit();
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& T6 {- b9 M) N UPPEnable();
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$ A" n* P. Y5 A Hwi_Handle hwi; 3 h3 r+ e. O. x4 T7 s
Hwi_Params hwiParams; ' a' Y! A( I" V
Error_Block eb;
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Error_init(&eb);
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* S; W( `& P. J# T. c9 q6 r Hwi_Params_init(&hwiParams); 2 ^; k! d* \2 r
hwiParams.arg = 0;
' j! o5 |# ~0 y+ Q9 P7 i4 @/ ` hwiParams.maskSetting = Hwi_MaskingOption_SELF;
; h( G3 l% O& Y hwiParams.enableInt = TRUE;
1 u- {9 g+ ?7 ]/ u E3 ^" _ hwiParams.eventId = SYS_INT_UPP_INT;% N* |' |3 N' Z4 W
hwi = Hwi_create(C674X_MASK_INT5, UPPIsr, &hwiParams, &eb);
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if (hwi == NULL)& `$ ?8 G; q. q( U1 W9 v: J
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。。。+ J4 \; ` z* S: I
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