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https://github.com/AsahiLinux/u-boot
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1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
115 lines
2.8 KiB
C
115 lines
2.8 KiB
C
/*
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* (C) Copyright 2001
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#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,
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0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
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{0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02},
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{0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
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0x04, 0x04, 0x04, 0x04, 0x04, 0x04},
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{0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
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0x08, 0x08, 0x08, 0x08, 0x08, 0x08},
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{0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10,
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0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
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{0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
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0x20, 0x20, 0x20, 0x20, 0x20, 0x20},
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{0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40,
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0x40, 0x40, 0x40, 0x40, 0x40, 0x40},
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{0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
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0x80, 0x80, 0x80, 0x80, 0x80, 0x80},
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{0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
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0x55, 0x55, 0x55, 0x55, 0x55, 0x55},
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{0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa},
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{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
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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 (" ") :
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printf ("%02x",
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(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 (" ") :
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printf ("%02x",
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(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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