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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:
1 J% @; v/ r9 w. ^0 C7 s) cvoid UPP_new(void)
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. J {/ E, V8 G- c: ]/ N PSCInit(); X8 a/ ^; x; I4 F \7 e& a4 N# a+ i
5 a! s; m9 B& b4 l3 W UPPPinMuxSetup();
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UPPInit();
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UPPInterruptInit();- \7 R. ^8 T, J6 I
! o. a0 N. Y! A- [' f& P UPPEnable();
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- F: O8 n% x( g: a9 ~2 v5 \ Hwi_Handle hwi; 9 ~& W, G6 n8 o5 \+ q' ]
Hwi_Params hwiParams;
# g g) k" I2 ]+ h Error_Block eb;, N. F6 o1 }- w8 l: H, R+ R- [
( r+ @ X2 S! W6 R9 Z Error_init(&eb);" X1 I' z5 }: _4 r8 h0 O
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Hwi_Params_init(&hwiParams);
2 e+ ~+ z0 `; L: K! F$ n hwiParams.arg = 0;
8 I) @; h# T+ r, `# u, n3 K hwiParams.maskSetting = Hwi_MaskingOption_SELF;
. |1 g0 D8 B- @ hwiParams.enableInt = TRUE;% {1 w( Y; G$ V) [% O; @
hwiParams.eventId = SYS_INT_UPP_INT;4 X5 c, L3 O: g7 q9 [3 g3 m
hwi = Hwi_create(C674X_MASK_INT5, UPPIsr, &hwiParams, &eb);5 {9 a, a6 m6 |
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if (hwi == NULL)
& H! d. t3 g" S* Z" `) ` 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。。。
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