rtconfig.py 1.9 KB

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  1. import os
  2. import rtconfig
  3. # toolchains options
  4. ARCH ='arm'
  5. CPU ='cortex-a'
  6. CROSS_TOOL = 'gcc'
  7. PLATFORM = 'gcc'
  8. EXEC_PATH = os.getenv('RTT_EXEC_PATH') or r'/usr/bin'
  9. BUILD = 'debug'
  10. LINK_SCRIPT = 'link.lds'
  11. if PLATFORM == 'gcc':
  12. PREFIX = os.getenv('RTT_CC_PREFIX') or 'arm-none-eabi-'
  13. CC = PREFIX + 'gcc'
  14. CXX = PREFIX + 'g++'
  15. AS = PREFIX + 'gcc'
  16. AR = PREFIX + 'ar'
  17. LINK = PREFIX + 'gcc'
  18. TARGET_EXT = 'elf'
  19. SIZE = PREFIX + 'size'
  20. OBJDUMP = PREFIX + 'objdump'
  21. OBJCPY = PREFIX + 'objcopy'
  22. STRIP = PREFIX + 'strip'
  23. CFPFLAGS = ' -msoft-float'
  24. AFPFLAGS = ' -mfloat-abi=softfp -mfpu=neon'
  25. DEVICE = ' -march=armv8-a -ftree-vectorize -ffast-math -funwind-tables -fno-strict-aliasing'
  26. CXXFLAGS= DEVICE + CFPFLAGS + ' -Wall -fdiagnostics-color=always'
  27. CFLAGS = DEVICE + CFPFLAGS + ' -Wall -Wno-cpp -std=gnu99 -D_POSIX_SOURCE -fdiagnostics-color=always'
  28. AFLAGS = DEVICE + ' -c' + AFPFLAGS + ' -x assembler-with-cpp'
  29. LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread_a32.map,-cref,-u,system_vectors -T '+ LINK_SCRIPT + ' -lsupc++ -lgcc -static'
  30. CPATH = ''
  31. LPATH = ''
  32. if BUILD == 'debug':
  33. CFLAGS += ' -O0 -gdwarf-2'
  34. CXXFLAGS += ' -O0 -gdwarf-2'
  35. AFLAGS += ' -gdwarf-2'
  36. else:
  37. CFLAGS += ' -Os'
  38. CXXFLAGS += ' -Os'
  39. CXXFLAGS += ' -Woverloaded-virtual -fno-rtti'
  40. M_CFLAGS = CFLAGS + ' -mlong-calls -fPIC '
  41. M_CXXFLAGS = CXXFLAGS + ' -mlong-calls -fPIC'
  42. M_LFLAGS = DEVICE + CXXFLAGS + ' -Wl,--gc-sections,-z,max-page-size=0x4' +\
  43. ' -shared -fPIC -nostartfiles -nostdlib -static-libgcc'
  44. M_POST_ACTION = STRIP + ' -R .hash $TARGET\n' + SIZE + ' $TARGET \n'
  45. DUMP_ACTION = OBJDUMP + ' -D -S $TARGET > rtthread_a32.asm\n'
  46. POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread_a32.bin\n' + SIZE + ' $TARGET \n'