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cmd: fix mtest on 64 bit systems

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* Use 16 digits on 64 bit systems.
* Use 64 bit patterns on 64 bit systems.
* Expect the sign bit in bit 63 on 64 bit systems.
* Adjust the formatting of a constant.
* Always print result on new line

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Heinrich Schuchardt 2023-01-27 00:38:50 +01:00
parent b3b6cc28c2
commit 5c3ea29e43
1 changed files with 11 additions and 15 deletions
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26
cmd/mem.c
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@ -818,8 +818,8 @@ static ulong mem_test_alt(vu_long *buf, ulong start_addr, ulong end_addr,
*
* Returns: 0 if the test succeeds, 1 if the test fails.
*/
pattern = (vu_long) 0xaaaaaaaa;
anti_pattern = (vu_long) 0x55555555;
pattern = (vu_long)0xaaaaaaaaaaaaaaaa;
anti_pattern = (vu_long)0x5555555555555555;
debug("%s:%d: length = 0x%.8lx\n", __func__, __LINE__, num_words);
/*
@ -970,7 +970,7 @@ static ulong test_bitflip_comparison(volatile unsigned long *bufa,
max = sizeof(unsigned long) * 8;
for (k = 0; k < max; k++) {
q = 0x00000001L << k;
q = 1UL << k;
for (j = 0; j < 8; j++) {
schedule();
q = ~q;
@ -1009,6 +1009,7 @@ static ulong mem_test_quick(vu_long *buf, ulong start_addr, ulong end_addr,
ulong errs = 0;
ulong incr, length;
ulong val, readback;
const int plen = 2 * sizeof(ulong);
/* Alternate the pattern */
incr = 1;
@ -1020,17 +1021,17 @@ static ulong mem_test_quick(vu_long *buf, ulong start_addr, ulong end_addr,
* the "negative" patterns and increment the "positive"
* patterns to preserve this feature.
*/
if (pattern & 0x80000000)
if (pattern > (ulong)LONG_MAX)
pattern = -pattern; /* complement & increment */
else
pattern = ~pattern;
}
length = (end_addr - start_addr) / sizeof(ulong);
end = buf + length;
printf("\rPattern %08lX Writing..."
printf("\rPattern %0*lX Writing..."
"%12s"
"\b\b\b\b\b\b\b\b\b\b",
pattern, "");
plen, pattern, "");
for (addr = buf, val = pattern; addr < end; addr++) {
schedule();
@ -1046,10 +1047,9 @@ static ulong mem_test_quick(vu_long *buf, ulong start_addr, ulong end_addr,
if (readback != val) {
ulong offset = addr - buf;
printf("\nMem error @ 0x%08X: "
"found %08lX, expected %08lX\n",
(uint)(uintptr_t)(start_addr + offset*sizeof(vu_long)),
readback, val);
printf("\nMem error @ 0x%0*lX: found %0*lX, expected %0*lX\n",
plen, start_addr + offset * sizeof(vu_long),
plen, readback, plen, val);
errs++;
if (ctrlc())
return -1;
@ -1135,11 +1135,7 @@ static int do_mem_mtest(struct cmd_tbl *cmdtp, int flag, int argc,
unmap_sysmem((void *)buf);
if (errs == -1UL) {
/* Memory test was aborted - write a newline to finish off */
putc('\n');
}
printf("Tested %d iteration(s) with %lu errors.\n", iteration, count);
printf("\nTested %d iteration(s) with %lu errors.\n", iteration, count);
return errs != 0;
}