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windows/bluetooth: Add support for nimble BLE to windows port. #7781

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windows/bluetooth: Add support for nimble BLE to windows port. #7781

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2 changes: 2 additions & 0 deletions extmod/nimble/syscfg/syscfg.h
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Original file line number Diff line number Diff line change
Expand Up @@ -14,8 +14,10 @@ void *nimble_realloc(void *ptr, size_t size);
#define free(ptr) nimble_free(ptr)
#define realloc(ptr, size) nimble_realloc(ptr, size)

#ifndef __MINGW32__
int nimble_sprintf(char *str, const char *fmt, ...);
#define sprintf(str, fmt, ...) nimble_sprintf(str, fmt, __VA_ARGS__)
#endif

#define MYNEWT_VAL(x) MYNEWT_VAL_ ## x

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63 changes: 62 additions & 1 deletion ports/windows/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,11 @@ SRC_C = \
ports/unix/main.c \
ports/unix/input.c \
ports/unix/gccollect.c \
ports/unix/mpbtstackport_common.c \
ports/unix/mpbtstackport_h4.c \
ports/unix/mpbtstackport_usb.c \
ports/unix/mpnimbleport.c \
mpbthciport.c \
windows_mphal.c \
realpath.c \
init.c \
Expand All @@ -78,6 +83,7 @@ SHARED_SRC_C += $(addprefix shared/,\
OBJ = $(PY_O) $(addprefix $(BUILD)/, $(SRC_C:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_CXX:.cpp=.o))
OBJ += $(addprefix $(BUILD)/, $(SHARED_SRC_C:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(EXTMOD_SRC_C:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(LIB_SRC_C:.c=.o))

ifeq ($(MICROPY_USE_READLINE),1)
Expand All @@ -89,7 +95,7 @@ endif
LIB += -lws2_32

# List of sources for qstr extraction
SRC_QSTR += $(SRC_C) $(SRC_CXX) $(SHARED_SRC_C)
SRC_QSTR += $(SRC_C) $(SRC_CXX) $(SHARED_SRC_C) $(EXTMOD_SRC_C)

ifneq ($(FROZEN_MANIFEST),)
CFLAGS += -DMPZ_DIG_SIZE=16
Expand All @@ -104,8 +110,63 @@ ifeq ($(shell $(CC) -dumpmachine),i686-w64-mingw32)
CFLAGS += -msse -mfpmath=sse -march=pentium4
endif

# If the variant enables it, enable modbluetooth.
ifeq ($(MICROPY_PY_BLUETOOTH),1)

# Only one stack can be enabled.
ifeq ($(MICROPY_BLUETOOTH_NIMBLE),1)
ifeq ($(MICROPY_BLUETOOTH_BTSTACK),1)
$(error Cannot enable both NimBLE and BTstack at the same time)
endif
endif

# Default to btstack, but a variant (or make command line) can set NimBLE
# explicitly (which is always via H4 UART).
ifneq ($(MICROPY_BLUETOOTH_NIMBLE),1)
ifneq ($(MICROPY_BLUETOOTH_BTSTACK),1)
MICROPY_BLUETOOTH_BTSTACK ?= 1
endif
endif

CFLAGS += -mno-ms-bitfields
CFLAGS += -DMICROPY_PY_BLUETOOTH=1
CFLAGS += -DMICROPY_PY_BLUETOOTH_ENABLE_CENTRAL_MODE=1

ifeq ($(MICROPY_BLUETOOTH_BTSTACK),1)

# Figure out which BTstack transport to use.
ifeq ($(MICROPY_BLUETOOTH_BTSTACK_H4),1)
ifeq ($(MICROPY_BLUETOOTH_BTSTACK_USB),1)
$(error Cannot enable BTstack support for USB and H4 UART at the same time)
endif
else
ifeq ($(HAVE_LIBUSB),1)
# Default to btstack-over-usb.
MICROPY_BLUETOOTH_BTSTACK_USB ?= 1
else
# Fallback to HCI controller via a H4 UART (e.g. Zephyr on nRF) over a /dev/tty serial port.
MICROPY_BLUETOOTH_BTSTACK_H4 ?= 1
endif
endif

# BTstack is enabled.
GIT_SUBMODULES += lib/btstack
include $(TOP)/extmod/btstack/btstack.mk
SRC_BTSTACK += lib/btstack/platform/embedded/btstack_run_loop_embedded.c

else

# NimBLE is enabled.
GIT_SUBMODULES += lib/mynewt-nimble
CFLAGS += -DMICROPY_PY_BLUETOOTH_ENABLE_L2CAP_CHANNELS=1
include $(TOP)/extmod/nimble/nimble.mk

endif
endif

CXXFLAGS += $(filter-out -std=gnu99,$(CFLAGS))


include $(TOP)/py/mkrules.mk

.PHONY: test test_full
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