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cmd: iotrace: add set region command

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Signed-off-by: Ramon Fried <ramon.fried@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Ramon Fried 2018-05-30 23:09:57 +03:00 committed by Tom Rini
parent 948f32c856
commit b559c4af80
1 changed files with 22 additions and 0 deletions
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22
cmd/iotrace.c
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@ -15,6 +15,9 @@ static void do_print_stats(void)
iotrace_get_buffer(&start, &size, &offset, &count);
printf("Start: %08lx\n", start);
printf("Size: %08lx\n", size);
iotrace_get_region(&start, &size);
printf("Region: %08lx\n", start);
printf("Size: %08lx\n", size);
printf("Offset: %08lx\n", offset);
printf("Output: %08lx\n", start + offset);
printf("Count: %08lx\n", count);
@ -37,6 +40,22 @@ static int do_set_buffer(int argc, char * const argv[])
return 0;
}
static int do_set_region(int argc, char * const argv[])
{
ulong addr = 0, size = 0;
if (argc == 2) {
addr = simple_strtoul(*argv++, NULL, 16);
size = simple_strtoul(*argv++, NULL, 16);
} else if (argc != 0) {
return CMD_RET_USAGE;
}
iotrace_set_region(addr, size);
return 0;
}
int do_iotrace(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
const char *cmd = argc < 2 ? NULL : argv[1];
@ -46,6 +65,8 @@ int do_iotrace(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
switch (*cmd) {
case 'b':
return do_set_buffer(argc - 2, argv + 2);
case 'l':
return do_set_region(argc - 2, argv + 2);
case 'p':
iotrace_set_enabled(0);
break;
@ -67,6 +88,7 @@ U_BOOT_CMD(
"iotrace utility commands",
"stats - display iotrace stats\n"
"iotrace buffer <address> <size> - set iotrace buffer\n"
"iotrace limit <address> <size> - set iotrace region limit\n"
"iotrace pause - pause tracing\n"
"iotrace resume - resume tracing"
);