% v2 k( i; o; { l3 e2 `; i5 o9 ~: c upp_interrupt_count = 0;) H& p7 r9 u8 Q4 o5 I" {+ x
upp_error_count = 0;- q( f# N2 z/ K. x
$ W: n# D" m5 I4 \. c UARTPuts("\tResetting uPP buffers...\r\n",-2); ; Y5 U! b a. V b // Initialize data buffers 3 `' H$ s; k" ?. M* |9 w for (i = 0; i < upp_frame_size; i++) + ]7 c- j. G# f0 t {5 Z+ ], e! R: k' m
upp_buffer_b =i; & \8 z* t0 W# L, m( S- g6 w upp_buffer_a = 0xDEAD; A& p( D) b) @1 d; [& W }# c7 C2 d& ^9 l0 T8 S/ @0 {* T
6 [1 `, k, i" G# [4 {5 @: q1 p- o //for(i=0;i<1024;i++)) A F9 s m4 ]) L7 H9 s/ b+ l6 Q
// temp=0; 8 c7 y* v8 `; _ / ~" \2 C8 i# K: f& f! g3 E //UPPReset();7 w: [) L# T! M$ v6 [
/*启动UPP DMA传输*/' l: | L0 b- J4 X' f' T
UARTPuts("upp_prog_dma_i\n",-2); ( i5 e! t, q$ S6 S5 |/ s upp_reg_hdl->UPID0 = (Uint32)upp_buffer_a;" s! R- _8 I& P4 V( M( }0 Y3 [
upp_reg_hdl->UPID1 = ((Uint32)upp_line_count << 16) | (Uint32)upp_line_size*sizeof(Int16);. D& @7 h( w+ y
upp_reg_hdl->UPID2 = (Uint32)upp_line_offset*sizeof(Int16);5 ~! n# {0 I# c- ~
# C3 j& U1 i* Y2 o& c
UARTPuts("upp_prog_dma_i\n",-2);1 ^8 v- y+ I! g# j& ^
upp_reg_hdl->UPQD0 = (Uint32)upp_buffer_b;( @6 E0 |) C+ c& x" u
upp_reg_hdl->UPQD1 = ((Uint32)upp_line_count << 16) | (Uint32)upp_line_size*sizeof(Int16);3 L& G2 F7 q7 |
upp_reg_hdl->UPQD2 = (Uint32)upp_line_offset*sizeof(Int16); " D* K- w G9 H4 P0 o 6 \3 B6 g# I# E% a /*等待UPP传输完毕*// v* i* |3 l; [0 u9 L" C
//i=0;8 o( l. F+ E' ~
//j=0;6 ~& R/ n2 P' N2 E5 H! q+ X% O
while (upp_interrupt_count < target_int_count && upp_error_count == 0) 2 p; a+ M$ I( a5 a {6 y5 u1 h0 |* |; |" h _
/* 测试UPP传输的同时操作普通DDR数据6 n; j6 z0 r7 D
temp=i; 4 w5 S/ h9 v1 D4 v# B0 S4 k2 ] i++; k. }5 ?; z* X! } if(i==1024)- M; I% i1 U) R: d3 C/ H+ M$ }
{. u# q1 ~0 ?% T9 N
i=0;( j# g$ \# u) H) ^& z$ o, d0 a
j++; 4 D/ @& U( n* O& H3 H } 0 C; e! q5 p9 W* {( }: E */1 q& {% f& M7 A& W- _+ ?$ P
& ^* S4 ?( O t8 C
asm(" nop"); 6 r4 _7 t( J( R `7 \- j 2 s* D* V! L6 i; \ //UARTprintf( "upp_interrupt_count=%d\n",upp_interrupt_count);( Y4 h" s- |6 ~2 H$ A% l
}- {: a! U$ M" R- b& i2 a- u
/ c5 J4 w: k0 t% S% y
/*检查UPP传输的数据是否正确 (loopback modes only)*/ F, E* a% v% S3 y" l2 ^( n
//UARTprintf( "i=%d\n",i);' x$ u: }- {' G, T2 A
//UARTprintf( "j=%d\n",j); + e) I; Z t0 e a& P# B7 t* C2 F UARTPuts("Data mismatch in buffers.\n",-2);' M) E( ?! M3 S, I5 Y# S3 E
if (upp_interrupt_count == 2 && upp_error_count == 0) + K7 p) \8 J* e7 N$ X1 Z/ |2 B {9 x4 \2 [, w* H, U6 T7 E
for (i = 0; i<upp_frame_size; i++)% D- Z6 i8 B+ t# S' o
{3 I; y2 W- s& G! Z
if (upp_buffer_a != upp_buffer_b)& n& k& F- ^: E: W6 O3 G. @" ~! a
{ ) k, U- a- [1 Y. z& Z# j9 h upp_error_count++; 4 K# E! m0 E; h } t3 |* t- h4 C3 p, U* r }5 T( x( N; a# H
}# X3 Y8 C* r2 }8 ] `5 d
& m& E. _" J& F6 J /* 报告通信结果*/5 k5 [! [ z0 n' M6 T0 a
if(upp_error_count != 0) - B- b \# U8 G( T( \/ ] UARTprintf( "upp_error_count=%d\n",upp_error_count); ) {1 f5 F) j6 k5 @, q: l else% D4 {' f! q& i6 m0 X- i
UARTPuts("uPP transfers complete!\n",-2); 5 u# c- s0 ?5 @% C/ G* O3 @' T% h! {0 o7 k @0 ^7 W
UARTPuts("Do you want to print all the data?(y/n) ",-2);$ T* c9 g0 _* i0 j+ [1 J
UARTGets(ch,2);* t/ G) t7 D6 Q) Y" [5 `. z
UARTPuts("\n", -2);- c: h& K: a$ P
5 V* y0 s, O+ S
if(ch[0] == 'y') p, H! L: j( z' X; ~1 v { ! M. ]3 S: ?" n& P6 @ /*打印全部读到的数据*/: [+ j- H% G8 Y) W
for(i=0; i<upp_frame_size; )/ ?, p. h0 l; S3 l U ]6 \
{ X {* m' d% Z. O3 V' j" d for(j=0; j<5; j++) , W/ j6 Y6 P% e( a. i# [ { 1 x+ l2 W4 O4 G( B/ f. a1 o UARTprintf("upp_buffer_a[%d]=%d ",i,upp_buffer_a);) v+ j6 R) m5 q8 W$ v
i++;) ~% G h( i; d- w
//if(i >= 4096) & s5 f' g/ ^' _# a8 \ // break;' W( _& g0 b9 ]9 U) O2 m$ p
, |; u( \4 r0 T8 @) ~' E }) ]0 p- h2 K. u- X8 @. H. G
UARTPuts("\n",-2); . i1 t8 r/ m4 G } ) r7 T% w0 I e% ?1 E# z8 u7 b } / v' a2 A! k" ]( S$ l+ H2 g: p/ w7 N8 j: l* K4 a' ^6 \: f: n' d; b
}; E. z6 F% G; O T: u4 G9 R 1 f, L" j9 u7 O