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| author |  Fred Sundvik <fsundvik@gmail.com> | 2018-01-21 10:55:40 +0200 |
|---|---|---|
| committer |  skullydazed <skullydazed@users.noreply.github.com> | 2018-01-21 01:10:16 -0800 |
| commit | 510a8d33394780a0713b26a0c516ecab1b140bc2 (patch) | |
| tree | a10d23ea3924f6a3623e4335bfdbba983baf4865 /tmk_core | |
| parent | 2018df1a61136f5db5032fc7f0ecb6dff05c6351 (diff) | |
| download | qmk_firmware-510a8d33394780a0713b26a0c516ecab1b140bc2.tar.gz | |
Fix compiler settings for MCUs with floating point
Diffstat (limited to 'tmk_core')
| -rw-r--r-- | tmk_core/chibios.mk | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/tmk_core/chibios.mk b/tmk_core/chibios.mk index 4fa9fac2e..cb0482d75 100644 --- a/tmk_core/chibios.mk +++ b/tmk_core/chibios.mk @@ -26,7 +26,7 @@ endif # Imported source files and paths CHIBIOS = $(TOP_DIR)/lib/chibios CHIBIOS_CONTRIB = $(TOP_DIR)/lib/chibios-contrib -# Startup files. Try a few different locations, for compability with old versions and +# Startup files. Try a few different locations, for compability with old versions and # for things hardware in the contrib repository STARTUP_MK = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk ifeq ("$(wildcard $(STARTUP_MK))","") @@ -46,7 +46,7 @@ endif include $(PLATFORM_MK) -BOARD_MK := +BOARD_MK := ifneq ("$(wildcard $(KEYBOARD_PATH_5)/boards/$(BOARD)/board.mk)","") BOARD_PATH = $(KEYBOARD_PATH_5) @@ -115,14 +115,14 @@ CHIBISRC = $(STARTUPSRC) \ $(STREAMSSRC) \ $(STARTUPASM) \ $(PORTASM) \ - $(OSALASM) + $(OSALASM) CHIBISRC := $(patsubst $(TOP_DIR)/%,%,$(CHIBISRC)) - + EXTRAINCDIRS += $(CHIBIOS)/os/license \ $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \ $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \ - $(STREAMSINC) $(CHIBIOS)/os/various + $(STREAMSINC) $(CHIBIOS)/os/various # # Project, sources and paths @@ -139,17 +139,17 @@ SIZE = arm-none-eabi-size AR = arm-none-eabi-ar NM = arm-none-eabi-nm HEX = $(OBJCOPY) -O $(FORMAT) -EEP = +EEP = BIN = $(OBJCOPY) -O binary -THUMBFLAGS = -DTHUMB_PRESENT -mno-thumb-interwork -DTHUMB_NO_INTERWORKING -mthumb -DTHUMB +THUMBFLAGS = -DTHUMB_PRESENT -mno-thumb-interwork -DTHUMB_NO_INTERWORKING -mthumb -DTHUMB -COMPILEFLAGS += -fomit-frame-pointer +COMPILEFLAGS += -fomit-frame-pointer COMPILEFLAGS += -falign-functions=16 COMPILEFLAGS += -ffunction-sections COMPILEFLAGS += -fdata-sections COMPILEFLAGS += -fno-common -COMPILEFLAGS += $(THUMBFLAGS) +COMPILEFLAGS += $(THUMBFLAGS) CFLAGS += $(COMPILEFLAGS) @@ -168,6 +168,22 @@ OPT_DEFS += -DPROTOCOL_CHIBIOS MCUFLAGS = -mcpu=$(MCU) +# FPU options default (Cortex-M4 and Cortex-M7 single precision). +ifeq ($(USE_FPU_OPT),) + USE_FPU_OPT = -mfloat-abi=$(USE_FPU) -mfpu=fpv4-sp-d16 -fsingle-precision-constant +endif + +# FPU-related options +ifeq ($(USE_FPU),) + USE_FPU = no +endif +ifneq ($(USE_FPU),no) + OPT += $(USE_FPU_OPT) + OPT_DEFS += -DCORTEX_USE_FPU=TRUE +else + OPT_DEFS += -DCORTEX_USE_FPU=FALSE +endif + DEBUG = gdb DFU_ARGS ?= |