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Commit 88483feb authored by Hauke Petersen's avatar Hauke Petersen
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test/periph_gpio: adatped to GPIO interface changes

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tests/periph_gpio/main.c
+ 92
− 104
View file @ 88483feb
......@@ -29,101 +29,81 @@ static void cb(void *arg)
printf("INT: external interrupt from pin %i\n", (int)arg);
}
static int parse_pull(char *val)
static int init_pin(int argc, char **argv, gpio_mode_t mode)
{
switch (atoi(val)) {
case 0:
return GPIO_NOPULL;
case 1:
return GPIO_PULLUP;
case 2:
return GPIO_PULLDOWN;
default:
puts("Error: invalid pull configuration");
return -1;
}
}
static int init_out(int argc, char **argv)
{
int port, pin, pull;
int po, pi;
if (argc < 3) {
printf("usage: %s <port> <pin> [pull_config]\n", argv[0]);
puts(" pull_config: 0: no pull resistor (default)\n"
" 1: pull up\n"
" 2: pull down");
printf("usage: %s <port> <pin>\n", argv[0]);
return 1;
}
port = atoi(argv[1]);
pin = atoi(argv[2]);
if (argc >= 4) {
pull = parse_pull(argv[3]);
if (pull < 0) {
return 1;
}
}
else {
pull = GPIO_NOPULL;
}
if (gpio_init(GPIO_PIN(port, pin), GPIO_DIR_OUT, pull) < 0) {
printf("Error while initializing PORT_%i.%i as output\n", port, pin);
po = atoi(argv[1]);
pi = atoi(argv[2]);
if (gpio_init(GPIO_PIN(po, pi), mode) < 0) {
printf("Error to initialize GPIO_PIN(%i, %02i)\n", po, pi);
return 1;
}
printf("PORT_%i.%i initialized successful as output\n", port, pin);
return 0;
}
static int init_out(int argc, char **argv)
{
return init_pin(argc, argv, GPIO_OUT);
}
static int init_in(int argc, char **argv)
{
int port, pin, pull;
return init_pin(argc, argv, GPIO_IN);
}
if (argc < 3) {
printf("usage: %s <port> <pin> [pull_config]\n", argv[0]);
puts(" pull_config: 0: no pull resistor (default)\n"
" 1: pull up\n"
" 2: pull down");
return 1;
}
port = atoi(argv[1]);
pin = atoi(argv[2]);
if (argc >= 4) {
pull = parse_pull(argv[3]);
if (pull < 0) {
return 1;
}
}
else {
pull = GPIO_NOPULL;
}
if (gpio_init(GPIO_PIN(port, pin), GPIO_DIR_IN, pull) < 0) {
printf("Error while initializing PORT_%i.%02i as input\n", port, pin);
return 1;
}
printf("PORT_%i.%02i initialized successful as input\n", port, pin);
static int init_in_pu(int argc, char **argv)
{
return init_pin(argc, argv, GPIO_IN_PU);
}
return 0;
static int init_in_pd(int argc, char **argv)
{
return init_pin(argc, argv, GPIO_IN_PD);
}
static int init_od(int argc, char **argv)
{
return init_pin(argc, argv, GPIO_OD);
}
static int init_od_pu(int argc, char **argv)
{
return init_pin(argc, argv, GPIO_OD_PU);
}
static int init_int(int argc, char **argv)
{
int port, pin, flank, pull;
int po, pi;
gpio_mode_t mode = GPIO_IN;
gpio_flank_t flank;
int fl, pr;
if (argc < 4) {
printf("usage: %s <port> <pin> <flank> [pull_config]\n", argv[0]);
puts(" flank: 0: falling\n"
" 1: rising\n"
" 2: both\n"
" pull_config: 0: no pull resistor (default)\n"
" 1: pull up\n"
" 2: pull down");
puts("\tflank:\n"
"\t0: falling\n"
"\t1: rising\n"
"\t2: both\n"
"\tpull_config:\n"
"\t0: no pull resistor (default)\n"
"\t1: pull up\n"
"\t2: pull down");
return 1;
}
port = atoi(argv[1]);
pin = atoi(argv[2]);
flank = atoi(argv[3]);
switch (flank) {
po = atoi(argv[1]);
pi = atoi(argv[2]);
fl = atoi(argv[3]);
switch (fl) {
case 0:
flank = GPIO_FALLING;
break;
......@@ -134,25 +114,33 @@ static int init_int(int argc, char **argv)
flank = GPIO_BOTH;
break;
default:
printf("wrong flank setting.\n");
return 0;
puts("error: invalid value for active flank");
return 1;
}
if (argc >= 5) {
pull = parse_pull(argv[4]);
if (pull < 0) {
return 1;
pr = atoi(argv[4]);
switch (pr) {
case 0:
mode = GPIO_IN;
break;
case 1:
mode = GPIO_IN_PU;
break;
case 2:
mode = GPIO_IN_PD;
break;
default:
puts("error: invalid pull resistor option");
return 1;
}
}
else {
pull = GPIO_NOPULL;
}
if (gpio_init_int(GPIO_PIN(port, pin), pull, flank, cb, (void *)pin) < 0) {
printf("Error while initializing PORT_%i.%02i as external interrupt\n",
port, pin);
if (gpio_init_int(GPIO_PIN(po, pi), mode, flank, cb, (void *)pi) < 0) {
printf("error: init_int of GPIO_PIN(%i, %i) failed\n", po, pi);
return 1;
}
printf("PORT_%i.%02i initialized successful as external interrupt\n",
port, pin);
printf("GPIO_PIN(%i, %i) successfully initialized as ext int\n", po, pi);
return 0;
}
......@@ -165,64 +153,64 @@ static int read(int argc, char **argv)
printf("usage: %s <port> <pin>\n", argv[0]);
return 1;
}
port = atoi(argv[1]);
pin = atoi(argv[2]);
if (gpio_read(GPIO_PIN(port, pin))) {
printf("PORT_%i.%02i is HIGH\n", port, pin);
printf("GPIO_PIN(%i.%02i) is HIGH\n", port, pin);
}
else {
printf("PORT_%i.%02i is LOW\n", port, pin);
printf("GPIO_PIN(%i.%02i) is LOW\n", port, pin);
}
return 0;
}
static int set(int argc, char **argv)
{
int port, pin;
if (argc < 3) {
printf("usage: %s <port> <pin>\n", argv[0]);
return 1;
}
port = atoi(argv[1]);
pin = atoi(argv[2]);
gpio_set(GPIO_PIN(port, pin));
gpio_set(GPIO_PIN(atoi(argv[1]), atoi(argv[2])));
return 0;
}
static int clear(int argc, char **argv)
{
int port, pin;
if (argc < 3) {
printf("usage: %s <port> <pin>\n", argv[0]);
return 1;
}
port = atoi(argv[1]);
pin = atoi(argv[2]);
gpio_clear(GPIO_PIN(port, pin));
gpio_clear(GPIO_PIN(atoi(argv[1]), atoi(argv[2])));
return 0;
}
static int toggle(int argc, char **argv)
{
int port, pin;
if (argc < 3) {
printf("usage: %s <port> <pin>\n", argv[0]);
return 1;
}
port = atoi(argv[1]);
pin = atoi(argv[2]);
gpio_toggle(GPIO_PIN(port, pin));
gpio_toggle(GPIO_PIN(atoi(argv[1]), atoi(argv[2])));
return 0;
}
static const shell_command_t shell_commands[] = {
{ "init_in", "initialize pin as input", init_in },
{ "init_out", "initialize pin as output", init_out },
{ "init_int", "initialize pin as input with interrupt", init_int },
{ "init_out", "init as output (push-pull mode)", init_out },
{ "init_in", "init as input w/o pull resistor", init_in },
{ "init_in_pu", "init as input with pull-up", init_in_pu },
{ "init_in_pd", "init as input with pull-down", init_in_pd },
{ "init_od", "init as output (open-drain without pull resistor)", init_od },
{ "init_od_pu", "init as output (open-drain with pull-up)", init_od_pu },
{ "init_int", "init as external INT w/o pull resistor", init_int },
{ "read", "read pin status", read },
{ "set", "set pin to HIGH", set },
{ "clear", "set pin to LOW", clear },
......
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