From 584052c28cdfe5c383f13471deb891ba9438843a Mon Sep 17 00:00:00 2001 From: Daniel Serpell Date: Wed, 22 Aug 2012 00:05:09 -0400 Subject: Compile stm32-f4 library with floating point support. This enables hard-float in the compilation of library and examples for the stm32f40* chips. --- lib/stm32/f4/Makefile | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'lib/stm32/f4/Makefile') diff --git a/lib/stm32/f4/Makefile b/lib/stm32/f4/Makefile index 5760d29..881ef5d 100644 --- a/lib/stm32/f4/Makefile +++ b/lib/stm32/f4/Makefile @@ -24,7 +24,8 @@ PREFIX ?= arm-none-eabi CC = $(PREFIX)-gcc AR = $(PREFIX)-ar CFLAGS = -Os -g -Wall -Wextra -I../../../include -fno-common \ - -mcpu=cortex-m3 -mthumb -Wstrict-prototypes \ + -mcpu=cortex-m4 -mthumb -mfloat-abi=hard -mfpu=fpv4-sp-d16 \ + -Wstrict-prototypes \ -ffunction-sections -fdata-sections -MD -DSTM32F4 # ARFLAGS = rcsv ARFLAGS = rcs -- cgit v1.2.3