|
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: ^3 U _" i: m/ M
void UPP_new(void)
% V/ B/ S) X5 X4 A8 |& t! y{
; T' w/ X* f- T PSCInit();
; B3 M1 \9 r% K' c' ` ]: U Z! o+ L E
UPPPinMuxSetup();9 R3 n5 |* ^" d/ B
' I3 x7 c2 `3 F& v UPPInit();! U- A% @4 f4 s/ x. P6 P
9 c. G. n+ h/ a8 t5 y UPPInterruptInit();
7 x# l$ g' T! x2 `) @, W3 g; q2 j, o
& |; W$ K0 e- U8 x. z8 R, c UPPEnable();
1 N+ ?; @& \* |- M. C. P# C( E/ p. p1 _/ v( k
Hwi_Handle hwi; ' u; L1 q1 \# g& K+ D, h1 t" {
Hwi_Params hwiParams; ! y/ A0 O# E$ E1 m; X. @
Error_Block eb;
6 H! c, d2 u" k. C7 I7 E6 Z0 X" O4 A' f$ R3 g" b+ A
Error_init(&eb);+ V+ n/ q, g( o
, ]7 _8 p1 E \6 o8 ]* F( P
Hwi_Params_init(&hwiParams); * o- t7 L$ B; h$ K1 P
hwiParams.arg = 0;
m. k0 _) s: z$ X0 Z i hwiParams.maskSetting = Hwi_MaskingOption_SELF;
& w& v4 e9 b8 ?! E3 `9 m- [ hwiParams.enableInt = TRUE;; d6 p( [* H- |3 k
hwiParams.eventId = SYS_INT_UPP_INT; ^: o% n' ^4 s
hwi = Hwi_create(C674X_MASK_INT5, UPPIsr, &hwiParams, &eb);' t; O5 ~ |1 j- q/ i& R Z* p
: W: j3 @& y5 \) C) y+ D
if (hwi == NULL)
" X, u6 ^- O$ e' K$ }7 @; U/ c4 r. @- E System_abort("Hwi create failed");( H3 ^4 T! e2 c3 [3 f
}
: m6 r( B, S4 f" e; Z9 v
) }7 {/ T4 S' o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。。。
4 L! x6 |" o- O0 L+ z( ?9 r
0 P, y8 n* l" _! c6 p
& J$ d$ C/ `2 S7 I) L' f- e |
|