' [; h; |- O! c5 n% \4 l upp_interrupt_count = 0; 7 X6 Q5 c& [7 T9 q upp_error_count = 0; ! c3 _0 r$ k9 l. ~& y' y" U6 ^ M: T# M4 w* m, D
UARTPuts("\tResetting uPP buffers...\r\n",-2);, {3 c7 ]: O( @3 Q
// Initialize data buffers1 ~1 s: Y: o0 y% D- I! Z
for (i = 0; i < upp_frame_size; i++) ' l3 M$ ?5 ^. S! A { + Q/ b9 J' d) I: L$ F# T2 | upp_buffer_b =i;9 c9 T j/ E8 k1 u
upp_buffer_a = 0xDEAD; + t+ K6 u Y! K; f } , H- P( r( [' A g- V+ }) z! v' N0 F0 K //for(i=0;i<1024;i++), O" Y) h: e. P9 E$ T, Q
// temp=0; 1 C1 a+ s7 k) w, ]. l6 E% [4 Q, s8 B/ P# Y! H$ m
//UPPReset(); . E+ G1 \" U h( I/ x* m3 P* L /*启动UPP DMA传输*/, i6 ~4 S% o9 N3 s- Q# D
UARTPuts("upp_prog_dma_i\n",-2); + C o1 K u) k$ } upp_reg_hdl->UPID0 = (Uint32)upp_buffer_a; 3 m6 s3 ~' c$ [3 v upp_reg_hdl->UPID1 = ((Uint32)upp_line_count << 16) | (Uint32)upp_line_size*sizeof(Int16); $ T+ l- J/ _) }5 r, z3 A) J upp_reg_hdl->UPID2 = (Uint32)upp_line_offset*sizeof(Int16); 6 ?' j% m7 {# x* }! Y! t# M1 G F Q& D3 d% n
UARTPuts("upp_prog_dma_i\n",-2); 5 [5 L% W, Z: U7 y( T3 S; ]3 ] upp_reg_hdl->UPQD0 = (Uint32)upp_buffer_b; 0 P8 y3 D( F& G4 ^- V; S upp_reg_hdl->UPQD1 = ((Uint32)upp_line_count << 16) | (Uint32)upp_line_size*sizeof(Int16);6 y4 d/ M3 j( D# b
upp_reg_hdl->UPQD2 = (Uint32)upp_line_offset*sizeof(Int16);. r4 v, m) d8 d) y/ Q4 d
$ a: g* \2 M# V. y! c- M! V( V
/*等待UPP传输完毕*/& |& Y! g* H# ]) M
//i=0;& k" `* F6 J$ `( G2 b. L
//j=0;6 S [" ~0 N1 H7 ]
while (upp_interrupt_count < target_int_count && upp_error_count == 0)# f2 V# @+ h! Y; d( C* |( y
{ . Z( ?0 U% ]5 D. K( R- N+ j /* 测试UPP传输的同时操作普通DDR数据# I" F3 R b' O) x+ h
temp=i;) M& e/ W+ ?! R* m" m$ M% b3 A
i++;& v* x8 S0 n3 }* Q8 o9 U
if(i==1024)9 c3 ^1 ` T+ x6 f8 a8 {* a7 l
{: d1 `9 d7 {$ F# g
i=0;: [% Q/ C& g5 A4 f3 z: L
j++;: y# @. d/ G/ V2 K
}+ X: U, `* ]( q9 Y2 w4 d7 g
*/1 _1 f. q2 u+ X
0 j5 h$ }% j' c+ t' [0 [
asm(" nop"); 8 h0 R& u8 x: [! ]4 s( E8 Y2 r5 s; U$ r8 V! O" P8 i1 d
//UARTprintf( "upp_interrupt_count=%d\n",upp_interrupt_count); 6 V) Z1 G& o) y6 d: E) l4 T" k }6 D0 ~8 L# `% i' G( ?7 D
+ Z2 `& K0 l* m4 K1 c0 q) x) ]4 f /*检查UPP传输的数据是否正确 (loopback modes only)*/ " H& \. |, |! a; t$ y+ X) m //UARTprintf( "i=%d\n",i);6 H; Q! j$ C1 u: d6 e) Q. {9 A
//UARTprintf( "j=%d\n",j);; l: t& P% ^) `+ H
UARTPuts("Data mismatch in buffers.\n",-2);6 |7 x7 c2 G( P, v, y& m! Y' J/ A
if (upp_interrupt_count == 2 && upp_error_count == 0) 9 J' T2 [1 q* D% u, c/ f2 p# Q9 ? {$ E( z! w# V" C& f+ a- g
for (i = 0; i<upp_frame_size; i++) . ?, s% A, E: h8 L7 a {- U6 H/ Q* k" q
if (upp_buffer_a != upp_buffer_b)4 a5 K" @6 [; K9 V" N8 ?8 \
{: I1 f: L% Y: e8 Y2 P6 }: i2 T4 S
upp_error_count++;2 M; v; \( b% |: U. k
}% s# {& I T3 ^# W* f# v( U
} 9 f- M* L% T1 |. m) D( d1 F% j } 8 u' P! y0 c- k- g4 e0 w0 S: ]5 P8 L8 z2 S: v
/* 报告通信结果*/ * t) A: \# G: L8 w if(upp_error_count != 0) * a$ V) v$ x( |- B6 ~, S' T: w UARTprintf( "upp_error_count=%d\n",upp_error_count);7 J* b, S( @' R) q s
else 9 A( j- ^* i2 @& U' _8 c UARTPuts("uPP transfers complete!\n",-2);9 Y1 R$ C G* a: ^
3 o4 S0 n- P9 W( ?% ?1 T6 c! G
UARTPuts("Do you want to print all the data?(y/n) ",-2); 8 d5 l4 @ E5 W! J6 g UARTGets(ch,2); 6 I" W- M2 K5 a! H9 g UARTPuts("\n", -2); 9 _7 k# Q' F% s* t: D* x4 e0 k( B: ]6 W' ]: V3 t
if(ch[0] == 'y')# n7 Y7 i; V. C7 o1 I
{ " T% S J1 [' a /*打印全部读到的数据*// O* R7 w5 y9 Y3 }* ?2 ~0 n
for(i=0; i<upp_frame_size; )7 {# E0 u' E6 O: h- M
{( H& S$ M7 g8 c( b! v
for(j=0; j<5; j++)! W- o3 k5 [, ]: W5 O* h
{0 q( C% R6 X$ u, l
UARTprintf("upp_buffer_a[%d]=%d ",i,upp_buffer_a);8 a% g. u( h) [
i++; # t, A; P; i) L0 z/ w# { //if(i >= 4096); M6 F7 u' V( R( O* s. p
// break;6 m4 w# ~3 w C! _. K
. i7 Y6 @( K2 h! m6 O. e# x i }: t% ?& m& E; s' x0 ^% Y* x
UARTPuts("\n",-2); 7 I( A0 B' j7 Q8 t0 j" Y } - g( k9 U- E, { } 2 y3 {2 o- w' ^ & K5 b. d4 d1 w/ V! Q) d}! l. C2 M, S; O