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stm: add Led object; add option to reset filesystem.

This commit is contained in:
Damien 2013-12-06 00:41:33 +00:00
parent 065f8a5e0e
commit d6b4c66565
1 changed files with 60 additions and 4 deletions
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64
stm/main.c
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@ -127,6 +127,44 @@ py_obj_t pyb_led(py_obj_t state) {
return state;
}
py_obj_t py_obj_new_user(const py_user_info_t *info, machine_uint_t data1, machine_uint_t data2);
void py_user_get_data(py_obj_t o, machine_uint_t *data1, machine_uint_t *data2);
void py_user_set_data(py_obj_t o, machine_uint_t data1, machine_uint_t data2);
py_obj_t led_obj_on(py_obj_t self) {
machine_uint_t led_id;
py_user_get_data(self, &led_id, NULL);
switch (led_id) {
case 1: led_state(PYB_LED_G1, 1); break;
case 2: led_state(PYB_LED_G2, 1); break;
}
return py_const_none;
}
py_obj_t led_obj_off(py_obj_t self) {
machine_uint_t led_id;
py_user_get_data(self, &led_id, NULL);
switch (led_id) {
case 1: led_state(PYB_LED_G1, 0); break;
case 2: led_state(PYB_LED_G2, 0); break;
}
return py_const_none;
}
const py_user_info_t led_obj_info = {
"Led",
NULL, // print
{
{"on", 0, led_obj_on},
{"off", 0, led_obj_off},
{NULL, 0, NULL},
}
};
py_obj_t pyb_Led(py_obj_t led_id) {
return py_obj_new_user(&led_obj_info, (machine_uint_t)py_obj_get_int(led_id), 0);
}
py_obj_t pyb_sw(void) {
if (sw_get()) {
return py_const_true;
@ -749,6 +787,9 @@ py_obj_t pyb_rng_get(void) {
int main(void) {
// TODO disable JTAG
// update the SystemCoreClock variable
SystemCoreClockUpdate();
// set interrupt priority config to use all 4 bits for pre-empting
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4);
@ -833,6 +874,7 @@ soft_reset:
rt_store_attr(m, qstr_from_str_static("uin"), rt_make_function_0(pyb_usart_receive));
rt_store_attr(m, qstr_from_str_static("ustat"), rt_make_function_0(pyb_usart_status));
rt_store_attr(m, qstr_from_str_static("rng"), rt_make_function_0(pyb_rng_get));
rt_store_attr(m, qstr_from_str_static("Led"), rt_make_function_1(pyb_Led));
rt_store_name(qstr_from_str_static("pyb"), m);
rt_store_name(qstr_from_str_static("open"), rt_make_function_2(pyb_io_open));
@ -841,14 +883,28 @@ soft_reset:
// print a message to the LCD
lcd_print_str(" micro py board\n");
// check if user switch held (initiates reset of filesystem)
bool reset_filesystem = false;
if (sw_get()) {
reset_filesystem = true;
for (int i = 0; i < 50; i++) {
if (!sw_get()) {
reset_filesystem = false;
break;
}
sys_tick_delay_ms(10);
}
}
// local filesystem init
{
// try to mount the flash
FRESULT res = f_mount(&fatfs0, "0:", 1);
if (res == FR_OK) {
if (!reset_filesystem && res == FR_OK) {
// mount sucessful
} else if (res == FR_NO_FILESYSTEM) {
} else if (reset_filesystem || res == FR_NO_FILESYSTEM) {
// no filesystem, so create a fresh one
// TODO doesn't seem to work correctly when reset_filesystem is true...
// LED on to indicate creation of LFS
led_state(PYB_LED_R2, 1);
@ -1165,8 +1221,8 @@ soft_reset:
}
// wifi
pyb_wlan_init();
pyb_wlan_start();
//pyb_wlan_init();
//pyb_wlan_start();
do_repl();