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memory commands "mdc" and "mwc" added for cyclic read/write

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This commit is contained in:
stroese 2004-12-16 17:42:39 +00:00
parent fa838874cf
commit 4aaf29b2f5
1 changed files with 74 additions and 0 deletions
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74
common/cmd_mem.c
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@ -253,6 +253,66 @@ int do_mem_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
return 0;
}
#ifdef CONFIG_MX_CYCLIC
int do_mem_mdc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int i;
ulong count;
if (argc < 4) {
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
}
count = simple_strtoul(argv[3], NULL, 10);
for (;;) {
do_mem_md (NULL, 0, 3, argv);
/* delay for <count> ms... */
for (i=0; i<count; i++)
udelay (1000);
/* check for ctrl-c to abort... */
if (ctrlc()) {
puts("Abort\n");
return 0;
}
}
return 0;
}
int do_mem_mwc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int i;
ulong count;
if (argc < 4) {
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
}
count = simple_strtoul(argv[3], NULL, 10);
for (;;) {
do_mem_mw (NULL, 0, 3, argv);
/* delay for <count> ms... */
for (i=0; i<count; i++)
udelay (1000);
/* check for ctrl-c to abort... */
if (ctrlc()) {
puts("Abort\n");
return 0;
}
}
return 0;
}
#endif /* CONFIG_MX_CYCLIC */
int do_mem_cmp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
ulong addr1, addr2, count, ngood;
@ -1214,5 +1274,19 @@ U_BOOT_CMD(
" - simple RAM read/write test\n"
);
#ifdef CONFIG_MX_CYCLIC
U_BOOT_CMD(
mdc, 4, 1, do_mem_mdc,
"mdc - memory display cyclic\n",
"[.b, .w, .l] address count delay(ms)\n - memory display cyclic\n"
);
U_BOOT_CMD(
mwc, 4, 1, do_mem_mwc,
"mwc - memory write cyclic\n",
"[.b, .w, .l] address value delay(ms)\n - memory write cyclic\n"
);
#endif /* CONFIG_MX_CYCLIC */
#endif
#endif /* CFG_CMD_MEMORY */