1 # Makefile for bootrom, see ../common/Makefile.common for common settings
 
   3 # DO NOT use thumb mode in the phase 1 bootloader since that generates a section with glue code
 
   5 THUMBSRC = usb.c bootrom.c
 
   6 ASMSRC = ram-reset.s flash-reset.s
 
   8 ## There is a strange bug with the linker: Sometimes it will not emit the glue to call
 
   9 ## BootROM from ARM mode. The symbol is emitted, but the section will be filled with
 
  10 ## zeroes. As a temporary workaround, do not use thumb for the phase 2 bootloader
 
  11 ## -- Henryk Plötz <henryk@ploetzli.ch> 2009-09-01
 
  12 ARMSRC := $(ARMSRC) $(THUMBSRC)
 
  15 # Do not move this inclusion before the definition of {THUMB,ASM,ARM}SRC
 
  16 include ../common/Makefile.common
 
  18 all: $(OBJDIR)/bootrom.s19
 
  20 $(OBJDIR)/bootrom.elf: $(VERSIONOBJ) $(ASMOBJ) $(ARMOBJ) $(THUMBOBJ)
 
  21         $(LD) -g -Tldscript-flash --oformat elf32-littlearm -Map=$(patsubst %.elf,%.map,$@) -o $@ $^
 
  24         $(DELETE) $(OBJDIR)$(PATHSEP)*.o
 
  25         $(DELETE) $(OBJDIR)$(PATHSEP)*.elf
 
  26         $(DELETE) $(OBJDIR)$(PATHSEP)*.s19
 
  27         $(DELETE) $(OBJDIR)$(PATHSEP)*.map
 
  28         $(DELETE) $(OBJDIR)$(PATHSEP)*.d
 
  31 .PHONY: all clean help 
 
  33         @echo Multi-OS Makefile, you are running on $(DETECTED_OS)
 
  34         @echo Possible targets:
 
  35         @echo + all   - Make $(OBJDIR)/bootrom.s19, the main bootrom
 
  36         @echo + clean - Clean $(OBJDIR)