lv_micropython/ports/unix/mpbtstackport_common.c
Jim Mussared ed14435a8e extmod/modbluetooth: Refactor stack/hci/driver/port bindings.
Previously the interaction between the different layers of the Bluetooth
stack was different on each port and each stack.  This commit defines
common interfaces between them and implements them for cyw43, btstack,
nimble, stm32, unix.
2020-09-08 11:41:31 +10:00

93 lines
3.1 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Jim Mussared
*
* 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"
#if MICROPY_PY_BLUETOOTH && MICROPY_BLUETOOTH_BTSTACK
#include "lib/btstack/src/btstack.h"
#include "lib/btstack/platform/embedded/btstack_run_loop_embedded.h"
#include "lib/btstack/platform/embedded/hal_cpu.h"
#include "lib/btstack/platform/embedded/hal_time_ms.h"
#include "extmod/btstack/modbluetooth_btstack.h"
#include "mpbtstackport.h"
// Called by the UART polling thread in mpbthciport.c, or by the USB polling thread in mpbtstackport_usb.c.
bool mp_bluetooth_hci_poll(void) {
if (mp_bluetooth_btstack_state == MP_BLUETOOTH_BTSTACK_STATE_STARTING || mp_bluetooth_btstack_state == MP_BLUETOOTH_BTSTACK_STATE_ACTIVE || mp_bluetooth_btstack_state == MP_BLUETOOTH_BTSTACK_STATE_HALTING) {
// Pretend like we're running in IRQ context (i.e. other things can't be running at the same time).
mp_uint_t atomic_state = MICROPY_BEGIN_ATOMIC_SECTION();
btstack_run_loop_embedded_execute_once();
MICROPY_END_ATOMIC_SECTION(atomic_state);
return true;
}
return false;
}
// The IRQ functionality in btstack_run_loop_embedded.c is not used, so the
// following three functions are empty.
void hal_cpu_disable_irqs(void) {
}
void hal_cpu_enable_irqs(void) {
}
void hal_cpu_enable_irqs_and_sleep(void) {
}
uint32_t hal_time_ms(void) {
return mp_hal_ticks_ms();
}
void mp_bluetooth_btstack_port_init(void) {
static bool run_loop_init = false;
if (!run_loop_init) {
run_loop_init = true;
btstack_run_loop_init(btstack_run_loop_embedded_get_instance());
} else {
btstack_run_loop_embedded_get_instance()->init();
}
// hci_dump_open(NULL, HCI_DUMP_STDOUT);
#if MICROPY_BLUETOOTH_BTSTACK_USB
mp_bluetooth_btstack_port_init_usb();
#endif
}
void mp_hal_get_mac(int idx, uint8_t buf[6]) {
}
#endif // MICROPY_PY_BLUETOOTH && MICROPY_BLUETOOTH_BTSTACK