mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-09-02 19:03:20 +09:00
92 lines
2.5 KiB
C
92 lines
2.5 KiB
C
#ifdef ECC_TEST
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static inline void ecc_off(void)
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{
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*(volatile int *)(INTERNAL_REG_BASE_ADDR+0x4b4) &= ~0x00200000;
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}
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static inline void ecc_on(void)
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{
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*(volatile int *)(INTERNAL_REG_BASE_ADDR+0x4b4) |= 0x00200000;
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}
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static int putshex(const char *buf, int len)
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{
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int i;
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for (i=0;i<len;i++) {
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printf("%02x", buf[i]);
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}
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return 0;
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}
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static int char_memcpy(void *d, const void *s, int len)
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{
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int i;
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char *cd=d;
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const char *cs=s;
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for(i=0;i<len;i++) {
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*(cd++)=*(cs++);
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}
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return 0;
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}
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static int memory_test(char *buf)
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{
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const char src[][16]={
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
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{0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01},
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{0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02},
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{0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04},
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{0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08},
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{0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10},
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{0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20},
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{0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40},
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{0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80},
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{0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55},
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{0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa},
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{0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff}
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};
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const int foo[] = {0};
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int i,j,a;
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printf("\ntest @ %d %p\n", foo[0], buf);
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for(i=0;i<12;i++) {
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for(a=0;a<8;a++) {
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const char *s=src[i]+a;
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int align=(unsigned)(s)&0x7;
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/* ecc_off(); */
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memcpy(buf,s,8);
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/* ecc_on(); */
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putshex(s,8);
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if(memcmp(buf,s,8)) {
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putc('\n');
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putshex(buf,8);
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printf(" [FAIL] (%p) align=%d\n", s, align);
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for(j=0;j<8;j++) {
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s[j]==buf[j]?puts(" "):printf("%02x", (s[j])^(buf[j]));
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}
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putc('\n');
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} else {
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printf(" [PASS] (%p) align=%d\n", s, align);
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}
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/* ecc_off(); */
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char_memcpy(buf,s,8);
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/* ecc_on(); */
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putshex(s,8);
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if(memcmp(buf,s,8)) {
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putc('\n');
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putshex(buf,8);
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printf(" [FAIL] (%p) align=%d\n", s, align);
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for(j=0;j<8;j++) {
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s[j]==buf[j]?puts(" "):printf("%02x", (s[j])^(buf[j]));
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}
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putc('\n');
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} else {
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printf(" [PASS] (%p) align=%d\n", s, align);
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}
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}
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}
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return 0;
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}
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#endif
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