1 #-----------------------------------------------------------------------------
2 # This code is licensed to you under the terms of the GNU GPL, version 2 or,
3 # at your option, any later version. See the LICENSE.txt file for the text of
5 #-----------------------------------------------------------------------------
6 # Makefile for bootrom, see ../common/Makefile.common for common settings
7 #-----------------------------------------------------------------------------
9 # DO NOT use thumb mode in the phase 1 bootloader since that generates a section with glue code
11 THUMBSRC
= usb.c bootrom.c
12 ASMSRC
= ram-reset.s flash-reset.s
14 ## There is a strange bug with the linker: Sometimes it will not emit the glue to call
15 ## BootROM from ARM mode. The symbol is emitted, but the section will be filled with
16 ## zeroes. As a temporary workaround, do not use thumb for the phase 2 bootloader
17 ## -- Henryk Plötz <henryk@ploetzli.ch> 2009-09-01
18 ARMSRC
:= $(ARMSRC
) $(THUMBSRC
)
21 # stdint.h provided locally until GCC 4.5 becomes C99 compliant
24 # Do not move this inclusion before the definition of {THUMB,ASM,ARM}SRC
25 include ..
/common
/Makefile.common
27 all: $(OBJDIR
)/bootrom.s19
29 $(OBJDIR
)/bootrom.elf
: $(VERSIONOBJ
) $(ASMOBJ
) $(ARMOBJ
) $(THUMBOBJ
)
30 $(LD
) -g
-Tldscript-flash
--oformat elf32-littlearm
-Map
=$(patsubst %.elf
,%.map
,$@
) -o
$@
$^
33 $(DELETE
) $(OBJDIR
)$(PATHSEP
)*.o
34 $(DELETE
) $(OBJDIR
)$(PATHSEP
)*.elf
35 $(DELETE
) $(OBJDIR
)$(PATHSEP
)*.s19
36 $(DELETE
) $(OBJDIR
)$(PATHSEP
)*.map
37 $(DELETE
) $(OBJDIR
)$(PATHSEP
)*.d
40 .PHONY
: all clean help
42 @echo Multi-OS Makefile
, you are running on
$(DETECTED_OS
)
43 @echo Possible targets
:
44 @echo
+ all - Make
$(OBJDIR
)/bootrom.s19
, the main bootrom
45 @echo
+ clean - Clean
$(OBJDIR
)