80 lines
3.1 KiB
C
80 lines
3.1 KiB
C
/*
|
|
* This file is part of the MicroPython project, http://micropython.org/
|
|
*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2019 Jim Mussared
|
|
* Copyright (c) 2020 Damien P. George
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#include "py/runtime.h"
|
|
#include "py/mperrno.h"
|
|
#include "py/mphal.h"
|
|
#include "py/stream.h"
|
|
|
|
#if MICROPY_PY_BLUETOOTH && MICROPY_BLUETOOTH_NIMBLE
|
|
|
|
#define DEBUG_printf(...) // printf("mpnimbleport.c: " __VA_ARGS__)
|
|
|
|
#include "host/ble_hs.h"
|
|
#include "nimble/nimble_npl.h"
|
|
|
|
#include "extmod/modbluetooth.h"
|
|
#include "extmod/mpbthci.h"
|
|
#include "extmod/nimble/modbluetooth_nimble.h"
|
|
#include "extmod/nimble/hal/hal_uart.h"
|
|
#include "mpbthciport.h"
|
|
|
|
// Get any pending data from the UART and send it to NimBLE's HCI buffers.
|
|
// Any further processing by NimBLE will be run via its event queue.
|
|
void mp_bluetooth_hci_poll(void) {
|
|
if (mp_bluetooth_nimble_ble_state >= MP_BLUETOOTH_NIMBLE_BLE_STATE_WAITING_FOR_SYNC) {
|
|
// DEBUG_printf("mp_bluetooth_hci_poll_uart %d\n", mp_bluetooth_nimble_ble_state);
|
|
|
|
// Run any timers.
|
|
mp_bluetooth_nimble_os_callout_process();
|
|
|
|
// Process incoming UART data, and run events as they are generated.
|
|
mp_bluetooth_nimble_hci_uart_process(true);
|
|
|
|
// Run any remaining events (e.g. if there was no UART data).
|
|
mp_bluetooth_nimble_os_eventq_run_all();
|
|
}
|
|
|
|
if (mp_bluetooth_nimble_ble_state != MP_BLUETOOTH_NIMBLE_BLE_STATE_OFF) {
|
|
// Call this function again in 128ms to check for new events.
|
|
// TODO: improve this by only calling back when needed.
|
|
mp_bluetooth_hci_poll_in_ms(128);
|
|
}
|
|
}
|
|
|
|
// --- Port-specific helpers for the generic NimBLE bindings. -----------------
|
|
|
|
void mp_bluetooth_nimble_hci_uart_wfi(void) {
|
|
best_effort_wfe_or_timeout(make_timeout_time_ms(1));
|
|
|
|
// This is called while NimBLE is waiting in ble_npl_sem_pend, i.e. waiting for an HCI ACK.
|
|
// Do not need to run events here (it must not invoke Python code), only processing incoming HCI data.
|
|
mp_bluetooth_nimble_hci_uart_process(false);
|
|
}
|
|
|
|
#endif // MICROPY_PY_BLUETOOTH && MICROPY_BLUETOOTH_NIMBLE
|