int main(void)
{
DSP_WORD *dsp_prog;
FILE * fp;
long prog_size;
int abil;
MATRIX c;
long c1[N][N*2];
int i,j;
if (Dsp_Lock())
{
printf("DSP already in use\n");
return 10;
}
if (Dsp_Reserve(0x40+N*N,0x1000+N*N*3))
{
printf("Can't reserve enough DSP RAM\n");
Dsp_Unlock();
return 10;
}
/* Now open the DSP file */
fp=fopen(DSP_CODE_FILE,"rb");
if (fp==NULL)
{
printf("Can't open file " DSP_CODE_FILE "\n");
Dsp_Unlock();
return 10;
}
/* Now read the DSP file into dsp_prog with the size in dsp words in prog_size */
fseek(fp,0,SEEK_END);
prog_size=ftell(fp)/sizeof(DSP_WORD);
fseek(fp,0,SEEK_SET);
dsp_prog=malloc(prog_size*sizeof(DSP_WORD));
fread(dsp_prog,sizeof(DSP_WORD),prog_size,fp);
fclose(fp);
abil=Dsp_RequestUniqueAbility();
Dsp_ExecProg(dsp_prog,prog_size,abil);
Dsp_BlkUnpacked(0,0,&(c1[0][0]),N*N*2);
for (i=0;i<N;i++)
for (j=0;j<N;j++)
c[i][j]=c1[i][j*2]+(float)(c1[i][j*2+1])/0x800000;
showmat(c);
Dsp_Unlock();
return 0;
}
int main(void)
{
MATRIX a,b,c;
int i,j;
for (i=0;i<N;i++)
for (j=0;j<N;j++)
{
a[i][j]= (float)(rand())/(RAND_MAX+1);
b[i][j]= (float)(rand())/(RAND_MAX+1);
}
showmat(a);
showmat(b);
if(mult(a,b,c))
{
printf("multiply failed\n");
return 10;
}
showmat(c);
return 0;
}
/** Display a square matrix as follows:
* M=[ +nnn.nnnnnn, +nnn.nnnnnn, ..., +nnn.nnnnnn,
* +nnn.nnnnnn, +nnn.nnnnnn, ..., +nnn.nnnnnn,
* ... ... ...
* +nnn.nnnnnn, +nnn.nnnnnn, ..., +nnn.nnnnnn];
*/
void ssm(size_t order, double *M) {
showmat(order, order, M);
}
/** Display a matrix and a description as follows:
*
* <description>:
*
* M=[ +nnn.nnnnnn, +nnn.nnnnnn, ..., +nnn.nnnnnn,
* +nnn.nnnnnn, +nnn.nnnnnn, ..., +nnn.nnnnnn,
* +nnn.nnnnnn, +nnn.nnnnnn, ..., +nnn.nnnnnn,
* +nnn.nnnnnn, +nnn.nnnnnn, ..., +nnn.nnnnnn,
* ... ... ...
* +nnn.nnnnnn, +nnn.nnnnnn, ..., +nnn.nnnnnn];
*/
void smd(const char *description, size_t nrows, size_t ncols, double *M) {
printf("\n%s:\n\n", description);
showmat(nrows, ncols, M);
}
/** Display a row vector as follows:
* M=[ +nnn.nnnnnn, +nnn.nnnnnn, ..., +nnn.nnnnnn];
*/
void srv(size_t length, double *v) {
showmat(1, length, v);
}
