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main.c
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main.c
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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "pm342.h"
char *pm342_product, *pm342_serial, *pm342_index;
int list_devices()
{
const char **descriptions;
const char **serials;
unsigned int numDevices;
if (pm342_get_devices(&descriptions, &serials, &numDevices))
return 1;
int index = -1;
puts("PM342_INDEX PM342_SERIAL PM342_PRODUCT");
for (int ii = 0; ii < numDevices; ++ii)
{
if ((!pm342_product || !strcmp(pm342_product, descriptions[ii])) && (!pm342_serial || !strcmp(pm342_serial, serials[ii])))
{
++index;
if (!pm342_index || index == atoi(pm342_index))
printf("%-11d %-16s %s\n", index, serials[ii], descriptions[ii]);
}
}
free(descriptions);
free(serials);
return 0;
}
int main(int argc, const char **argv, const char **envp)
{
char * p = getenv("PM342_PRODUCT");
if (p)
pm342_product = p;
p = getenv("PM342_SERIAL");
if (p)
pm342_serial = p;
p = getenv("PM342_INDEX");
if (p)
pm342_index = p;
if (argc != 2)
{
fprintf(stderr, "%s [reset|reset_down|reset_up|onkey|onkey_down|onkey_up|onkey_hold|onkey_reset_recovery|reset_recovery|recovery_down|recovery_up|force_off|force_off_down|force_off_up|usb_off|usb_on|status|list]\n", argv[0]);
return 1;
}
if (!strcmp(argv[1], "list"))
{
if (list_devices())
{
fprintf(stderr, "An unknown error occurred!\n");
return 1;
}
return 0;
}
pm342_context *pm342 = pm342_new(pm342_product, pm342_serial, pm342_index ? atoi(pm342_index) : 0);
if (!pm342)
{
fprintf(stderr, "Cannot open pm342 device. Either need root access or no devices found.\n");
return 1;
}
if (!strcmp(argv[1], "reset"))
{
if (pm342_toggle_keys(pm342, PM342PK_RESET, PM342PK_RESET, 100000))
goto err;
}
else if (!strcmp(argv[1], "onkey"))
{
if (pm342_toggle_keys(pm342, PM342PK_ONKEY, PM342PK_ONKEY, 100000))
goto err;
}
else if (!strcmp(argv[1], "onkey_hold"))
{
if (pm342_toggle_keys(pm342, PM342PK_ONKEY, PM342PK_ONKEY, 12000000))
goto err;
}
else if (!strcmp(argv[1], "onkey_down"))
{
if (pm342_set_keys(pm342, PM342PK_ONKEY, PM342PK_ONKEY))
goto err;
}
else if (!strcmp(argv[1], "onkey_up"))
{
if (pm342_set_keys(pm342, PM342PK_ONKEY, 0))
goto err;
}
else if (!strcmp(argv[1], "reset_down"))
{
if (pm342_set_keys(pm342, PM342PK_RESET, PM342PK_RESET))
goto err;
}
else if (!strcmp(argv[1], "reset_up"))
{
if ( pm342_set_keys(pm342, PM342PK_RESET, 0) )
goto err;
}
else if (!strcmp(argv[1], "onkey_reset_recovery"))
{
if (pm342_set_keys(pm342, PM342PK_FORCE_RECOVERY, PM342PK_FORCE_RECOVERY))
goto err;
usleep(100000);
if (pm342_set_keys(pm342, PM342PK_RESET, PM342PK_RESET))
goto err;
usleep(100000);
if (pm342_set_keys(pm342, PM342PK_ONKEY, PM342PK_ONKEY))
goto err;
usleep(5000000);
if (pm342_set_keys(pm342, PM342PK_RESET, 0))
goto err;
usleep(100000);
if (pm342_set_keys(pm342, PM342PK_ONKEY, 0))
goto err;
usleep(100000);
if (pm342_set_keys(pm342, PM342PK_FORCE_RECOVERY, 0))
goto err;
}
else if (!strcmp(argv[1], "reset_recovery"))
{
pm342_set_keys(pm342, PM342PK_FORCE_RECOVERY, PM342PK_FORCE_RECOVERY);
usleep(100000);
if (pm342_toggle_keys(pm342, PM342PK_RESET, PM342PK_RESET, 100000))
goto err;
usleep(100000);
if (pm342_set_keys(pm342, PM342PK_FORCE_RECOVERY, 0))
goto err;
}
else if (!strcmp(argv[1], "recovery_down"))
{
if (pm342_set_keys(pm342, PM342PK_FORCE_RECOVERY, PM342PK_FORCE_RECOVERY))
goto err;
}
else if (!strcmp(argv[1], "recovery_up"))
{
if (pm342_set_keys(pm342, PM342PK_FORCE_RECOVERY, 0))
goto err;
}
else if (!strcmp(argv[1], "force_off"))
{
if (pm342_toggle_keys(pm342, PM342PK_FORCE_OFF, PM342PK_FORCE_OFF, 100000))
goto err;
}
else if (!strcmp(argv[1], "force_off_down"))
{
if (pm342_set_keys(pm342, PM342PK_FORCE_OFF, PM342PK_FORCE_OFF))
goto err;
}
else if (!strcmp(argv[1], "force_off_up"))
{
if (pm342_set_keys(pm342, PM342PK_FORCE_OFF, 0))
goto err;
}
else if (!strcmp(argv[1], "usb_off"))
{
if (pm342_set_keys(pm342, PM342PK_USB, 0))
goto err;
}
else if (!strcmp(argv[1], "usb_on"))
{
if (pm342_set_keys(pm342, PM342PK_USB, PM342PK_USB))
goto err;
}
else if (!strcmp(argv[1], "status"))
{
int vdd_core_rail, vdd_cpu_rail;
if (pm342_get_status(pm342, &vdd_core_rail, &vdd_cpu_rail))
goto err;
printf("Core Rail: %s\nCPU Rail: %s\n", vdd_core_rail ? "ON" : "OFF", vdd_cpu_rail ? "ON" : "OFF");
}
else
{
fprintf(stderr, "Unknown argument!\n");
if (pm342)
{
pm342_free(pm342);
pm342 = 0;
}
return 1;
}
pm342_free(pm342);
pm342 = 0;
return 0;
err:
fprintf(stderr, "An unknown error occurred!\n");
if (pm342)
{
pm342_free(pm342);
pm342 = 0;
}
return 1;
}