quantum/mcu_selection.mk

   1
   2 ifneq ($(findstring STM32F303, $(MCU)),)
   3   ## chip/board settings
   4   # - the next two should match the directories in
   5   #   <chibios>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
   6   MCU_FAMILY ?= STM32
   7   MCU_SERIES ?= STM32F3xx
   8
   9   # Linker script to use
  10   # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
  11   #   or <this_dir>/ld/
  12   MCU_LDSCRIPT ?= STM32F303xC
  13
  14   # Startup code to use
  15   #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
  16   MCU_STARTUP ?= stm32f3xx
  17
  18   # Board: it should exist either in <chibios>/os/hal/boards/
  19   #  or <this_dir>/boards
  20   BOARD ?= GENERIC_STM32_F303XC
  21
  22   # Cortex version
  23   MCU = cortex-m4
  24
  25   # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
  26   ARMV ?= 7
  27
  28   USE_FPU = yes
  29
  30   # Vector table for application
  31   # 0x00000000-0x00001000 area is occupied by bootlaoder.*/
  32   # The CORTEX_VTOR... is needed only for MCHCK/Infinity KB
  33   # OPT_DEFS = -DCORTEX_VTOR_INIT=0x08005000
  34
  35   # Options to pass to dfu-util when flashing
  36   DFU_ARGS ?= -d 0483:df11 -a 0 -s 0x08000000:leave
  37   DFU_SUFFIX_ARGS = -p DF11 -v 0483
  38 endif
  39
  40 ifneq (,$(filter $(MCU),atmega32u4 at90usb1286))
  41   # Processor frequency.
  42   #     This will define a symbol, F_CPU, in all source code files equal to the
  43   #     processor frequency in Hz. You can then use this symbol in your source code to
  44   #     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
  45   #     automatically to create a 32-bit value in your source code.
  46   #
  47   #     This will be an integer division of F_USB below, as it is sourced by
  48   #     F_USB after it has run through any CPU prescalers. Note that this value
  49   #     does not *change* the processor frequency - it should merely be updated to
  50   #     reflect the processor speed set externally so that the code can use accurate
  51   #     software delays.
  52   F_CPU ?= 16000000
  53
  54   # LUFA specific
  55   #
  56   # Target architecture (see library "Board Types" documentation).
  57   ARCH ?= AVR8
  58
  59   # Input clock frequency.
  60   #     This will define a symbol, F_USB, in all source code files equal to the
  61   #     input clock frequency (before any prescaling is performed) in Hz. This value may
  62   #     differ from F_CPU if prescaling is used on the latter, and is required as the
  63   #     raw input clock is fed directly to the PLL sections of the AVR for high speed
  64   #     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
  65   #     at the end, this will be done automatically to create a 32-bit value in your
  66   #     source code.
  67   #
  68   #     If no clock division is performed on the input clock inside the AVR (via the
  69   #     CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
  70   F_USB ?= $(F_CPU)
  71 endif