mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-28 00:58:09 +00:00
90 lines
3.4 KiB
C
90 lines
3.4 KiB
C
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void pendsv_kbd_intr(void);
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/// class VCP:
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/// '''
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/// USB VCP interface configuration.
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/// '''
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typedef struct _mp_obj_VCP_t {
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mp_obj_base_t base;
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usb_vcp_info_t info;
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} mp_obj_VCP_t;
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/// def __init__(self,
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/// iface_num: int,
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/// data_iface_num: int,
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/// ep_in: int,
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/// ep_out: int,
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/// ep_cmd: int) -> None:
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/// '''
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/// '''
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STATIC mp_obj_t mod_trezorio_VCP_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
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STATIC const mp_arg_t allowed_args[] = {
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{ MP_QSTR_iface_num, MP_ARG_REQUIRED | MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} },
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{ MP_QSTR_data_iface_num, MP_ARG_REQUIRED | MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} },
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{ MP_QSTR_ep_in, MP_ARG_REQUIRED | MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} },
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{ MP_QSTR_ep_out, MP_ARG_REQUIRED | MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} },
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{ MP_QSTR_ep_cmd, MP_ARG_REQUIRED | MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} },
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};
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mp_arg_val_t vals[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all_kw_array(n_args, n_kw, args, MP_ARRAY_SIZE(allowed_args), allowed_args, vals);
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const mp_int_t iface_num = vals[0].u_int;
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const mp_int_t data_iface_num = vals[1].u_int;
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const mp_int_t ep_in = vals[2].u_int;
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const mp_int_t ep_out = vals[3].u_int;
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const mp_int_t ep_cmd = vals[4].u_int;
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CHECK_PARAM_RANGE(iface_num, 0, 32)
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CHECK_PARAM_RANGE(data_iface_num, 0, 32)
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CHECK_PARAM_RANGE(ep_in, 0, 255)
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CHECK_PARAM_RANGE(ep_out, 0, 255)
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CHECK_PARAM_RANGE(ep_cmd, 0, 255)
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const size_t vcp_buffer_len = 1024;
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const size_t vcp_packet_len = 64;
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mp_obj_VCP_t *o = m_new_obj(mp_obj_VCP_t);
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o->base.type = type;
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o->info.tx_packet = m_new(uint8_t, vcp_packet_len);
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o->info.tx_buffer = m_new(uint8_t, vcp_buffer_len);
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o->info.rx_packet = m_new(uint8_t, vcp_packet_len);
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o->info.rx_buffer = m_new(uint8_t, vcp_buffer_len);
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o->info.tx_buffer_len = vcp_buffer_len;
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o->info.rx_buffer_len = vcp_buffer_len;
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o->info.rx_intr_fn = pendsv_kbd_intr;
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o->info.rx_intr_byte = 3; // Ctrl-C
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o->info.iface_num = (uint8_t)(iface_num);
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o->info.data_iface_num = (uint8_t)(data_iface_num);
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o->info.ep_cmd = (uint8_t)(ep_cmd);
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o->info.ep_in = (uint8_t)(ep_in);
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o->info.ep_out = (uint8_t)(ep_out);
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o->info.polling_interval = 10;
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o->info.max_packet_len = (uint8_t)(vcp_packet_len);
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return MP_OBJ_FROM_PTR(o);
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}
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/// def iface_num(self) -> int:
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/// '''
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/// Returns the configured number of this interface.
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/// '''
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STATIC mp_obj_t mod_trezorio_VCP_iface_num(mp_obj_t self) {
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mp_obj_VCP_t *o = MP_OBJ_TO_PTR(self);
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return MP_OBJ_NEW_SMALL_INT(o->info.iface_num);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorio_VCP_iface_num_obj, mod_trezorio_VCP_iface_num);
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STATIC const mp_rom_map_elem_t mod_trezorio_VCP_locals_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_iface_num), MP_ROM_PTR(&mod_trezorio_VCP_iface_num_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(mod_trezorio_VCP_locals_dict, mod_trezorio_VCP_locals_dict_table);
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STATIC const mp_obj_type_t mod_trezorio_VCP_type = {
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{ &mp_type_type },
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.name = MP_QSTR_VCP,
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.make_new = mod_trezorio_VCP_make_new,
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.locals_dict = (void*)&mod_trezorio_VCP_locals_dict,
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};
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