Raspberry Pi support (compiler flags figured out by jasiek, tnx!)

Makefile

@@ -33,7 +33,10 @@ LIBSOURCES =  fft_fftw.c libcsdr_wrapper.c
 cpufeature = $(if $(findstring $(1),$(shell cat /proc/cpuinfo)),$(2))
 PARAMS_SSE = $(call cpufeature,sse,-msse) $(call cpufeature,sse2,-msse2) $(call cpufeature,sse3,-msse3) $(call cpufeature,sse4,-msse4) $(call cpufeature,sse4_1,-msse4.1) $(call cpufeature,sse4_2,-msse4.2) -mfpmath=sse 
 PARAMS_NEON = -mfloat-abi=hard -march=armv7-a -mtune=cortex-a8 -mfpu=neon -mvectorize-with-neon-quad -funsafe-math-optimizations -Wformat=0
-PARAMS_SIMD = $(if $(call cpufeature,sse,dummy-text),$(PARAMS_SSE),$(PARAMS_NEON))
+#tnx Jan Szumiec for the Raspberry Pi support
+PARAMS_RASPI = -mfloat-abi=hard -mcpu=arm1176jzf-s -mfpu=vfp -funsafe-math-optimizations -Wformat=0
+PARAMS_ARM = $(if $(call cpufeature,BCM2708,dummy-text),$(PARAMS_RASPI),$(PARAMS_NEON))
+PARAMS_SIMD = $(if $(call cpufeature,sse,dummy-text),$(PARAMS_SSE),$(PARAMS_ARM))
 PARAMS_LOOPVECT = -O3 -ffast-math -fdump-tree-vect-details -dumpbase dumpvect
 PARAMS_LIBS = -g -lm -lrt -lfftw3f -DUSE_FFTW -DLIBCSDR_GPL
 PARAMS_SO = -fpic  
@@ -61,6 +64,3 @@ install:
 uninstall:
 	rm /usr/lib/libcsdr.so /usr/bin/csdr /usr/bin/csdr-fm
 	ldconfig
-
-
-