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stm32: Improvements to CAN bus ID generation. And added a small fast hash library (#3165)

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Improved CAM bus ID generation, there were issues with ID collisions.
Added a small fast hash library.

Signed-off-by: Pontus Borg <liquidpontus@yahoo.se>
This commit is contained in:
bondus
2020-08-10 03:07:59 +02:00
committed by GitHub
parent 04bd48ca9d
commit 35d28e880d
5 changed files with 142 additions and 6 deletions
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6
src/stm32/Makefile
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@@ -17,7 +17,7 @@ CFLAGS-$(CONFIG_MACH_STM32F1) += -mcpu=cortex-m3 -Ilib/stm32f1/include
CFLAGS-$(CONFIG_MACH_STM32F2) += -mcpu=cortex-m3 -Ilib/stm32f2/include
CFLAGS-$(CONFIG_MACH_STM32F4) += -mcpu=cortex-m4 -Ilib/stm32f4/include
CFLAGS-$(CONFIG_MACH_STM32F4) += -mfpu=fpv4-sp-d16 -mfloat-abi=hard
CFLAGS += $(CFLAGS-y) -D$(MCU_UPPER) -mthumb -Ilib/cmsis-core
CFLAGS += $(CFLAGS-y) -D$(MCU_UPPER) -mthumb -Ilib/cmsis-core -Ilib/fast-hash
CFLAGS_klipper.elf += --specs=nano.specs --specs=nosys.specs
CFLAGS_klipper.elf += -T $(OUT)src/generic/armcm_link.ld
@@ -46,9 +46,11 @@ src-$(CONFIG_USBSERIAL) += $(usb-src-y) stm32/chipid.c generic/usb_cdc.c
serial-src-y := stm32/serial.c
serial-src-$(CONFIG_MACH_STM32F0) := stm32/stm32f0_serial.c
src-$(CONFIG_SERIAL) += $(serial-src-y) generic/serial_irq.c
can-src-$(CONFIG_CANSERIAL) += stm32/can.c
can-src-$(CONFIG_CANSERIAL) += stm32/can.c ../lib/fast-hash/fasthash.c
src-$(CONFIG_CANSERIAL) += $(can-src-y) generic/serial_irq.c
dirs-$(CONFIG_CANSERIAL) += lib/fast-hash
# Binary output file rules
target-y += $(OUT)klipper.bin