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mw_debug: Probe cable if unspecified

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Instead of defaulting to DigilentHS1

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Benjamin Herrenschmidt 2021-09-24 14:23:06 +10:00
parent 814d6914d0
commit 4bdfef9a20
1 changed files with 10 additions and 1 deletions
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11
scripts/mw_debug/mw_debug.c
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@ -220,7 +220,7 @@ static int jtag_init(const char *target)
int rc, part;
if (!target)
target = "DigilentHS1";
target = "probe";
sep = strchr(target, ':');
cable = strndup(target, sep - target);
if (sep && *sep) {
@ -237,6 +237,15 @@ static int jtag_init(const char *target)
}
jc->main_part = 0;
if (strcmp(cable, "probe") == 0) {
char *cparams[] = { NULL, NULL,};
rc = urj_tap_cable_usb_probe(cparams);
if (rc != URJ_STATUS_OK) {
fprintf(stderr, "JTAG cable probe failed\n");
return -1;
}
cable = strdup(cparams[1]);
}
rc = urj_tap_chain_connect(jc, cable, params);
if (rc != URJ_STATUS_OK) {
fprintf(stderr, "JTAG cable detect failed\n");