kopia lustrzana https://github.com/micropython/micropython
97 wiersze
3.3 KiB
C
97 wiersze
3.3 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2020 Jim Mussared
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "py/runtime.h"
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#include "py/mperrno.h"
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#include "py/mphal.h"
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#if MICROPY_PY_BLUETOOTH && MICROPY_BLUETOOTH_BTSTACK
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#include "lib/btstack/src/btstack.h"
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#include "lib/btstack/platform/embedded/btstack_run_loop_embedded.h"
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#include "lib/btstack/platform/embedded/hal_cpu.h"
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#include "lib/btstack/platform/embedded/hal_time_ms.h"
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#include "lib/btstack/platform/embedded/hci_dump_embedded_stdout.h"
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#include "extmod/btstack/modbluetooth_btstack.h"
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#include "mpbtstackport.h"
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// Called by the UART polling thread in mpbthciport.c, or by the USB polling thread in mpbtstackport_usb.c.
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bool mp_bluetooth_hci_poll(void) {
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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) {
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// Pretend like we're running in IRQ context (i.e. other things can't be running at the same time).
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mp_uint_t atomic_state = MICROPY_BEGIN_ATOMIC_SECTION();
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#if MICROPY_BLUETOOTH_BTSTACK_H4
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mp_bluetooth_hci_poll_h4();
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#endif
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btstack_run_loop_embedded_execute_once();
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MICROPY_END_ATOMIC_SECTION(atomic_state);
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return true;
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}
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return false;
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}
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bool mp_bluetooth_hci_active(void) {
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return mp_bluetooth_btstack_state != MP_BLUETOOTH_BTSTACK_STATE_OFF
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&& mp_bluetooth_btstack_state != MP_BLUETOOTH_BTSTACK_STATE_TIMEOUT;
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}
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// The IRQ functionality in btstack_run_loop_embedded.c is not used, so the
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// following three functions are empty.
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void hal_cpu_disable_irqs(void) {
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}
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void hal_cpu_enable_irqs(void) {
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}
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void hal_cpu_enable_irqs_and_sleep(void) {
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}
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uint32_t hal_time_ms(void) {
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return mp_hal_ticks_ms();
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}
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void mp_bluetooth_btstack_port_init(void) {
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btstack_run_loop_init(btstack_run_loop_embedded_get_instance());
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// hci_dump_init(hci_dump_embedded_stdout_get_instance());
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#if MICROPY_BLUETOOTH_BTSTACK_H4
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mp_bluetooth_btstack_port_init_h4();
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#endif
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#if MICROPY_BLUETOOTH_BTSTACK_USB
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mp_bluetooth_btstack_port_init_usb();
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#endif
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}
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#endif // MICROPY_PY_BLUETOOTH && MICROPY_BLUETOOTH_BTSTACK
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