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application: add individual USB connector and cable test commands

This commit is contained in:
King Kévin 2019-11-20 00:31:45 +01:00
parent a5a5b06926
commit 4f4a16b9db
1 changed files with 136 additions and 10 deletions
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146
application.c
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@ -122,34 +122,136 @@ static void command_reset(void* argument);
*/
static void command_bootloader(void* argument);
/** test USB cable
/** test USB connectors intra-connections
* @param[in] argument no argument required
*/
static void command_test(void* argument)
static void command_intra(void* argument)
{
(void)argument; // we won't use the argument
usb_pins_float(); // start with all pins in safe floating state
// step 0: check for internal shorts on each connector
printf("= intra-connector check =\n");
for (uint8_t connector = 0; connector < LENGTH(usb_connectors); connector++) { // test from every connector
usb_cables_check_intra(&usb_connectors[connector]);
printf("- %s -\n", usb_connectors[connector].name);
usb_cables_check_intra(&usb_connectors[connector], NULL);
}
usb_pins_float(); // put all pins back in safe floating state
}
/** test USB connectors inter-connections
* @param[in] argument no argument required
*/
static void command_inter(void* argument)
{
(void)argument; // we won't use the argument
usb_pins_float(); // start with all pins in safe floating state
// step 1: find which connectors are connected
printf("= inter-connector check =\n");
usb_cables_check_inter(usb_connectors, LENGTH(usb_connectors));
usb_cables_check_inter(usb_connectors, LENGTH(usb_connectors), NULL);
usb_pins_float(); // put all pins back in safe floating state
}
/** test USB cables
* @param[in] argument no argument required
*/
static void command_cables(void* argument)
{
(void)argument; // we won't use the argument
usb_pins_float(); // start with all pins in safe floating state
// step 2: check for known cable configuration
printf("= cable check =\n");
for (uint8_t cable = 0; cable < LENGTH(usb_cables); cable++) { // test from every connector
for (uint8_t cable = 0; cable < LENGTH(usb_cables); cable++) { // test every cable
uint8_t pair_defined, pair_undefined, pair_disconnected, pair_error;
printf("%s:", usb_cables[cable].name);
bool result = usb_cables_check_cable(&usb_cables[cable], &pair_defined, &pair_undefined, &pair_disconnected, &pair_error);
printf("%s (defined=%u, undefined=%u, disconnected=%u, error=%u)\n", result ? "ok" : "ko", pair_defined, pair_undefined, pair_disconnected, pair_error);
}
usb_pins_float(); // put all pins back in safe floating state
}
/** find out which USB cable is connected
* @param[in] argument no argument required
*/
static void command_find(void* argument)
{
(void)argument; // we won't use the argument
usb_pins_float(); // start with all pins in safe floating state
// figure out which connectors are used
bool connected[LENGTH(usb_connectors)];
usb_cables_check_inter(usb_connectors, LENGTH(usb_connectors), connected);
uint8_t connected_nb = 0;
printf("connectors:");
for (uint8_t i = 0; i < LENGTH(connected); i++) {
if (connected[i]) {
printf(" %s", usb_connectors[i].name);
connected_nb++;
}
}
printf("\n");
// find matching cable
uint8_t matches = 0; // number of matching cables
printf("matching cables:");
for (uint8_t cable = 0; cable < LENGTH(usb_cables); cable++) {
// ensure we have the same number of connections as the cable
if (usb_cables[cable].connectors_nb != connected_nb) {
continue;
}
// ensure all the connectors we have are also in the cable
bool match = true;
for (uint8_t i = 0; i < LENGTH(connected) && match; i++) {
if (!connected[i]) {
continue;
}
bool found = false;
for (uint8_t j = 0; j < usb_cables[cable].connectors_nb; j++) {
if (&usb_connectors[i] == &usb_cables[cable].connectors[j]) {
found = true;
}
}
if (!found) {
match = false;
}
}
// ensure we also have all the connectors which are in the cable
for (uint8_t i = 0; i < usb_cables[cable].connectors_nb && match; i++) {
bool found = false;
for (uint8_t j = 0; j < LENGTH(connected); j++) {
if (!connected[i]) {
continue;
}
if (&usb_connectors[j] == &usb_cables[cable].connectors[i]) {
found = true;
}
}
if (!found) {
match = false;
}
}
if (!match) {
continue;
}
// the connector match
uint8_t pair_defined, pair_undefined, pair_disconnected, pair_error;
match = usb_cables_check_cable(&usb_cables[cable], &pair_defined, &pair_undefined, &pair_disconnected, &pair_error);
if (match) {
matches++;
printf("%s, ", usb_cables[cable].name);
}
printf("\n%u matching cables found\n");
}
usb_pins_float(); // put all pins back in safe floating state
}
/** list of all supported commands */
@ -205,12 +307,36 @@ static const struct menu_command_t menu_commands[] = {
.command_handler = &command_bootloader,
},
{
.shortcut = 't',
.name = "test",
.command_description = "test USB cable",
.shortcut = 'a',
.name = "intra",
.command_description = "test connector intra-connection",
.argument = MENU_ARGUMENT_NONE,
.argument_description = NULL,
.command_handler = &command_test,
.command_handler = &command_intra,
},
{
.shortcut = 'e',
.name = "inter",
.command_description = "test connector inter-connection",
.argument = MENU_ARGUMENT_NONE,
.argument_description = NULL,
.command_handler = &command_inter,
},
{
.shortcut = 'c',
.name = "cables",
.command_description = "test cables",
.argument = MENU_ARGUMENT_NONE,
.argument_description = NULL,
.command_handler = &command_cables,
},
{
.shortcut = 'f',
.name = "find",
.command_description = "find cable",
.argument = MENU_ARGUMENT_NONE,
.argument_description = NULL,
.command_handler = &command_find,
},
};