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cc3200: Remove sd paths from sys path when disabling the sd card.

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This commit is contained in:
danicampora 2015-02-21 18:15:26 +01:00
parent 1cf82a9800
commit a7208bcc43
1 changed files with 13 additions and 6 deletions
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19
cc3200/mods/pybsd.c
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@ -54,6 +54,7 @@ static byte pybsd_af_d0, pybsd_af_clk, pybsd_af_cmd;
static const pin_obj_t *pybsd_pin_sd_detect;
static bool pybsd_pin_config_set;
static bool pybsd_is_enabled;
static bool pybsd_in_path;
static FATFS *sd_fatfs;
@ -141,14 +142,16 @@ STATIC mp_obj_t pybsd_enable(mp_obj_t self) {
else {
nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError, mpexception_os_resource_not_avaliable));
}
pybsd_is_enabled = true;
// try to mount the sd card on /SD
if (FR_OK == f_mount(sd_fatfs, "/SD", 1)) {
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_SD));
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_SD_slash_LIB));
if (FR_OK != f_mount(sd_fatfs, "/SD", 1)) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError, mpexception_os_operation_failed));
}
pybsd_is_enabled = true;
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_SD));
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_SD_slash_LIB));
pybsd_in_path = true;
return mp_const_none;
}
@ -159,10 +162,15 @@ STATIC mp_obj_t pybsd_disable(mp_obj_t self) {
pybsd_is_enabled = false;
// unmount the sd card
f_mount (NULL, "/SD", 1);
// remove sd paths from mp_sys_path
if (pybsd_in_path) {
mp_obj_list_remove(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_SD));
mp_obj_list_remove(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_SD_slash_LIB));
pybsd_in_path = false;
}
// disable the peripheral
MAP_PRCMPeripheralClkDisable(PRCM_SDHOST, PRCM_RUN_MODE_CLK | PRCM_SLP_MODE_CLK);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pybsd_disable_obj, pybsd_disable);
@ -172,7 +180,6 @@ STATIC const mp_map_elem_t pybsd_locals_dict_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_enable), (mp_obj_t)&pybsd_enable_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_disable), (mp_obj_t)&pybsd_disable_obj },
};
STATIC MP_DEFINE_CONST_DICT(pybsd_locals_dict, pybsd_locals_dict_table);
static const mp_obj_type_t sdcard_type = {