kopia lustrzana https://github.com/micropython/micropython
Merge 0e75c128cb into 7b050b366b
yasnim24
GitHub
commit
9881b37738
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@ -33,6 +33,31 @@ QSTR_GLOBAL_DEPENDENCIES += $(VARIANT_DIR)/mpconfigvariant.h
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# OS name, for simple autoconfig
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UNAME_S := $(shell uname -s)
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# If the variant enables it, enable modbluetooth.
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ifeq ($(MICROPY_PY_BLUETOOTH),1)
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ifeq ($(MICROPY_BLUETOOTH_BTSTACK),1)
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HAVE_LIBUSB := $(shell (which pkg-config > /dev/null && pkg-config --exists libusb-1.0) 2>/dev/null && echo '1')
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# Figure out which BTstack transport to use.
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ifeq ($(HAVE_LIBUSB),1)
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# Default to btstack-over-usb.
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MICROPY_BLUETOOTH_BTSTACK_USB ?= 1
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MICROPY_BLUETOOTH_BTSTACK_H4 ?= 0
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else
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# Fallback to HCI controller via a H4 UART (e.g. Zephyr on nRF) over a /dev/tty serial port.
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MICROPY_BLUETOOTH_BTSTACK_USB ?= 0
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MICROPY_BLUETOOTH_BTSTACK_H4 ?= 1
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endif
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endif
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endif
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# Set the file that will be included by "extmod/btstack/btstack_config.h"
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#
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# The original file "extmod/btstack/btstack_config_common.h"
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# will be included by it.
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MICROPY_BLUETOOTH_BTSTACK_CONFIG_FILE ?= '"ports/unix/btstack_config.h"'
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# include py core make definitions
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include $(TOP)/py/py.mk
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include $(TOP)/extmod/extmod.mk
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@ -144,21 +169,27 @@ ifeq ($(MICROPY_SSL_AXTLS),1)
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endif
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endif
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# If the variant enables it, enable modbluetooth.
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ifeq ($(MICROPY_PY_BLUETOOTH),1)
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ifeq ($(MICROPY_BLUETOOTH_BTSTACK),1)
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HAVE_LIBUSB := $(shell (which pkg-config > /dev/null && pkg-config --exists libusb-1.0) 2>/dev/null && echo '1')
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# Figure out which BTstack transport to use.
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ifeq ($(HAVE_LIBUSB),1)
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# Default to btstack-over-usb.
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MICROPY_BLUETOOTH_BTSTACK_USB ?= 1
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else
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# Fallback to HCI controller via a H4 UART (e.g. Zephyr on nRF) over a /dev/tty serial port.
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MICROPY_BLUETOOTH_BTSTACK_H4 ?= 1
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ifndef MICROPY_BLUETOOTH_BTSTACK_HCI_DUMP
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MICROPY_BLUETOOTH_BTSTACK_HCI_DUMP ?= 0
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endif
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ifeq ($(MICROPY_BLUETOOTH_BTSTACK_USB),0)
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SRC_BTSTACK_C += lib/btstack/platform/embedded/btstack_run_loop_embedded.c
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endif
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ifeq ($(MICROPY_BLUETOOTH_BTSTACK_USB),1)
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SRC_BTSTACK_C += lib/btstack/platform/posix/btstack_run_loop_posix.c
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ifeq ($(MICROPY_BLUETOOTH_BTSTACK_HCI_DUMP),1)
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CFLAGS += -DMICROPY_BLUETOOTH_BTSTACK_HCI_DUMP=1
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SRC_BTSTACK_C += lib/btstack/platform/posix/hci_dump_posix_fs.c
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endif
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endif
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endif
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endif
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@ -0,0 +1,23 @@
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#ifndef MICROPY_INCLUDED_PORTS_UNIX_BTSTACK_CONFIG_H
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#define MICROPY_INCLUDED_PORTS_UNIX_BTSTACK_CONFIG_H
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#include "extmod/btstack/btstack_config_common.h"
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#ifdef MICROPY_BLUETOOTH_BTSTACK_USB
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#if MICROPY_BLUETOOTH_BTSTACK_USB
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// Workaround:
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//
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// If ENABLE_SCO_OVER_HCI is not defined there is a compiler error:
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//
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// ../../lib/btstack/platform/libusb/hci_transport_h2_libusb.c:1354:13:
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// error: ‘signal_sco_can_send_now’ defined but not used
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//
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// Because the problem is in an external code this workaround is done.
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#define ENABLE_SCO_OVER_HCI
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#endif
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#endif
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#endif // MICROPY_INCLUDED_PORTS_UNIX_BTSTACK_CONFIG_H
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@ -41,7 +41,7 @@
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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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// Called by the UART polling thread in mpbthciport.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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@ -80,9 +80,11 @@ uint32_t hal_time_ms(void) {
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}
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void mp_bluetooth_btstack_port_init(void) {
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#if !MICROPY_BLUETOOTH_BTSTACK_USB
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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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#endif
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#if MICROPY_BLUETOOTH_BTSTACK_H4
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mp_bluetooth_btstack_port_init_h4();
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@ -34,12 +34,12 @@
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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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#include "py/stackctrl.h"
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#include "lib/btstack/src/btstack.h"
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#include "lib/btstack/src/hci_transport_usb.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/posix/btstack_run_loop_posix.h"
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#include "lib/btstack/platform/posix/hci_dump_posix_fs.h"
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#include "extmod/btstack/modbluetooth_btstack.h"
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@ -49,9 +49,21 @@
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#error Unix btstack requires MICROPY_PY_THREAD
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#endif
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static const useconds_t USB_POLL_INTERVAL_US = 1000;
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#define DEBUG_printf(...) // printf("mpbtstackport_usb.c: " __VA_ARGS__)
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void mp_bluetooth_btstack_port_init_usb(void) {
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#if MICROPY_BLUETOOTH_BTSTACK_HCI_DUMP
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// log into file using HCI_DUMP_PACKETLOGGER format
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const char *pklg_path = "/tmp/hci_dump.pklg";
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hci_dump_posix_fs_open(pklg_path, HCI_DUMP_PACKETLOGGER);
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const hci_dump_t *hci_dump_impl = hci_dump_posix_fs_get_instance();
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hci_dump_init(hci_dump_impl);
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printf("Packet Log: %s\n", pklg_path);
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#endif
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btstack_run_loop_init(btstack_run_loop_posix_get_instance());
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// MICROPYBTUSB can be a ':'' or '-' separated port list.
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char *path = getenv("MICROPYBTUSB");
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if (path != NULL) {
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@ -76,35 +88,77 @@ void mp_bluetooth_btstack_port_init_usb(void) {
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static pthread_t bstack_thread_id;
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void mp_bluetooth_btstack_port_deinit(void) {
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hci_power_control(HCI_POWER_OFF);
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DEBUG_printf("mp_bluetooth_btstack_port_deinit: begin: mp_bluetooth_btstack_state=%d\n", mp_bluetooth_btstack_state);
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// Wait for the poll loop to terminate when the state is set to OFF.
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// Workaround:
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//
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// Possibly hci_power_control(HCI_POWER_OFF);
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// crashes with memory fault if state is already MP_BLUETOOTH_BTSTACK_STATE_OFF.
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if (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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hci_power_control(HCI_POWER_OFF);
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DEBUG_printf("mp_bluetooth_btstack_port_deinit: after HCI_POWER_OFF: mp_bluetooth_btstack_state=%d\n", mp_bluetooth_btstack_state);
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}
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// btstack_run_loop_trigger_exit() will call btstack_run_loop_t::trigger_exit()
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// i.e. btstack_run_loop_posix_trigger_exit().
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// And that will trigger the exit of btstack_run_loop_execute()
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// i.e. btstack_run_loop_posix_execute().
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btstack_run_loop_trigger_exit();
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// A call of btstack_run_loop_poll_data_sources_from_irq() is needed
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// additional to btstack_run_loop_trigger_exit() to exit the posix run loop.
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//
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// Otherwise the posix run loop will wait forever for ready File Descriptors.
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//
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// Hint:
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// btstack_run_loop_poll_data_sources_from_irq()
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// calls btstack_run_loop_posix_poll_data_sources_from_irq()
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btstack_run_loop_poll_data_sources_from_irq();
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// MicroPython threads are created with PTHREAD_CREATE_DETACHED.
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//
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// Nonetheless the thread is created with PTHREAD_CREATE_JOINABLE and
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// pthread_join() is used.
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DEBUG_printf("mp_bluetooth_btstack_port_deinit: pthread_join()\n");
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pthread_join(bstack_thread_id, NULL);
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#if MICROPY_BLUETOOTH_BTSTACK_HCI_DUMP
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DEBUG_printf("mp_bluetooth_btstack_port_deinit: hci_dump_posix_fs_close()\n");
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hci_dump_posix_fs_close();
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#endif
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DEBUG_printf("mp_bluetooth_btstack_port_deinit: end\n");
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}
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// Provided by mpbstackport_common.c.
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extern bool mp_bluetooth_hci_poll(void);
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static void *btstack_thread(void *arg) {
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(void)arg;
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// This code runs on an non-MicroPython thread.
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// But some of the code e.g. in "extmod/btstack/modbluetooth_btstack.c"
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// make calls that needs the state of a MicroPython thread e. g. "m_del()".
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//
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// So set up relevant MicroPython state and obtain the GIL,
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// to synchronised with the rest of the runtime.
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mp_state_thread_t ts;
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mp_thread_init_state(&ts, 40000 * (sizeof(void *) / 4) - 1024, NULL, NULL);
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MP_THREAD_GIL_ENTER();
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log_info("btstack_thread: HCI_POWER_ON");
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hci_power_control(HCI_POWER_ON);
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// modbluetooth_btstack.c will have set the state to STARTING before
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// calling mp_bluetooth_btstack_port_start.
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// This loop will terminate when the HCI_POWER_OFF above results
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// in modbluetooth_btstack.c setting the state back to OFF.
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// Or, if a timeout results in it being set to TIMEOUT.
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btstack_run_loop_execute();
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while (true) {
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if (!mp_bluetooth_hci_poll()) {
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break;
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}
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log_info("btstack_thread: end");
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// Give back the GIL and reset the MicroPython state.
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MP_THREAD_GIL_EXIT();
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mp_thread_set_state(NULL);
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// The USB transport schedules events to the run loop at 1ms intervals,
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// and the implementation currently polls rather than selects.
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usleep(USB_POLL_INTERVAL_US);
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}
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return NULL;
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}
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@ -112,7 +166,8 @@ void mp_bluetooth_btstack_port_start(void) {
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// Create a thread to run the btstack loop.
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pthread_attr_t attr;
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pthread_attr_init(&attr);
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
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// We need a joinable thread for pthread_join() what is the default.
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pthread_create(&bstack_thread_id, &attr, &btstack_thread, NULL);
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}
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