u-boot/board/evb64260/ecctest.c
2002-11-03 00:38:21 +00:00

91 lines
2.5 KiB
C

#ifdef ECC_TEST
static inline void ecc_off(void)
{
*(volatile int *)(INTERNAL_REG_BASE_ADDR+0x4b4) &= ~0x00200000;
}
static inline void ecc_on(void)
{
*(volatile int *)(INTERNAL_REG_BASE_ADDR+0x4b4) |= 0x00200000;
}
static int putshex(const char *buf, int len)
{
int i;
for (i=0;i<len;i++) {
printf("%02x", buf[i]);
}
return 0;
}
static int char_memcpy(void *d, const void *s, int len)
{
int i;
char *cd=d;
const char *cs=s;
for(i=0;i<len;i++) {
*(cd++)=*(cs++);
}
return 0;
}
static int memory_test(char *buf)
{
const char src[][16]={
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01},
{0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02},
{0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04},
{0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08},
{0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10},
{0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20},
{0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40},
{0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80},
{0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55},
{0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa},
{0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff}
};
const int foo[] = {0};
int i,j,a;
printf("\ntest @ %d %p\n", foo[0], buf);
for(i=0;i<12;i++) {
for(a=0;a<8;a++) {
const char *s=src[i]+a;
int align=(unsigned)(s)&0x7;
/* ecc_off(); */
memcpy(buf,s,8);
/* ecc_on(); */
putshex(s,8);
if(memcmp(buf,s,8)) {
putc('\n');
putshex(buf,8);
printf(" [FAIL] (%p) align=%d\n", s, align);
for(j=0;j<8;j++) {
s[j]==buf[j]?puts(" "):printf("%02x", (s[j])^(buf[j]));
}
putc('\n');
} else {
printf(" [PASS] (%p) align=%d\n", s, align);
}
/* ecc_off(); */
char_memcpy(buf,s,8);
/* ecc_on(); */
putshex(s,8);
if(memcmp(buf,s,8)) {
putc('\n');
putshex(buf,8);
printf(" [FAIL] (%p) align=%d\n", s, align);
for(j=0;j<8;j++) {
s[j]==buf[j]?puts(" "):printf("%02x", (s[j])^(buf[j]));
}
putc('\n');
} else {
printf(" [PASS] (%p) align=%d\n", s, align);
}
}
}
return 0;
}
#endif