firmware/asm/asm.make

   1 #             __________               __   ___.
   2 #   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   3 #   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   4 #   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   5 #   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   6 #                     \/            \/     \/    \/            \/
   7 # $Id$
   8 #
   9
  10 # Collect dummy C files in firmware/asm
  11 ASM_DUMMY_SRC := $(notdir $(call preprocess, $(FIRMDIR)/asm/SOURCES))
  12
  13 # Get the corresponding real source files under firmware/asm/$ARCH (C or ASM)
  14 # strip arch_ prefix from $(ARCH)
  15 ASM_ARCH := $(subst arch_,,$(ARCH))
  16 ASM_C_SRC := $(addprefix $(FIRMDIR)/asm/$(ASM_ARCH)/,$(ASM_DUMMY_SRC))
  17 ASM_S_SRC := $(ASM_C_SRC:.c=.S)
  18
  19 # ASM_SRC now contains only files that exist under $ARCH
  20 ASM_SRC := $(wildcard $(ASM_C_SRC))
  21 ASM_SRC += $(wildcard $(ASM_S_SRC))
  22
  23 # GEN_SRC now contains a .c for each file in ASM_DUMMY_SRC that's not in ASM_SRC
  24 # I.e. fallback to a generic C source if no corresponding file in $ARCH is found
  25 GEN_SRC := $(filter-out $(notdir $(ASM_SRC:.S=.c)),$(ASM_DUMMY_SRC))
  26 GEN_SRC := $(addprefix $(FIRMDIR)/asm/,$(GEN_SRC))
  27
  28 FIRMLIB_SRC += $(ASM_SRC)
  29 FIRMLIB_SRC += $(GEN_SRC)