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Diffstat (limited to 'board/evb64260/ecctest.c')
-rwxr-xr-x | board/evb64260/ecctest.c | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/board/evb64260/ecctest.c b/board/evb64260/ecctest.c new file mode 100755 index 0000000..5d3679a --- /dev/null +++ b/board/evb64260/ecctest.c @@ -0,0 +1,111 @@ +indent: Standard input:27: Warning:old style assignment ambiguity in "=*". Assuming "= *" + +#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 |