Add HACKING.txt with coding style guidelines

[proxmark3-svn] / bootrom / Makefile

diff --git a/bootrom/Makefile b/bootrom/Makefile
index 43e2533fd0b674250302d61a9fea9dcb647dc0d9..a3374b0c3b9a8e4d80732896752ff9c727df258a 100644 (file)
--- a/bootrom/Makefile
+++ b/bootrom/Makefile
@@ -1,28 +1,45 @@
-# Makefile for bootrom, see ../common/Makefile.common for common settings\r
-\r
-# DO NOT use thumb mode in the phase 1 bootloader since that generates a section with glue code\r
-ARMSRC = fromflash.c \r
-THUMBSRC = usb.c bootrom.c\r
-ASMSRC = ram-reset.s flash-reset.s\r
-\r
-# Do not move this inclusion before the definition of {THUMB,ASM,ARM}{OBJ,SRC}\r
-include ../common/Makefile.common\r
-\r
-all: $(OBJDIR)/bootrom.s19\r
-\r
-$(OBJDIR)/bootrom.elf: $(ASMOBJ) $(ARMOBJ) $(THUMBOBJ)\r
-       $(LD) -g -Tldscript-flash --oformat elf32-littlearm -Map=$(patsubst %.elf,%.map,$@) -o $@ $^\r
-\r
-clean:\r
-       $(DELETE) $(OBJDIR)$(PATHSEP)*.o\r
-       $(DELETE) $(OBJDIR)$(PATHSEP)*.elf\r
-       $(DELETE) $(OBJDIR)$(PATHSEP)*.s19\r
-       $(DELETE) $(OBJDIR)$(PATHSEP)*.map\r
-       $(DELETE) $(OBJDIR)$(PATHSEP)*.d\r
-\r
-.PHONY: all clean help\r
-help:\r
-       @echo Multi-OS Makefile, you are running on $(DETECTED_OS)\r
-       @echo Possible targets:\r
-       @echo + all   - Make $(OBJDIR)/bootrom.s19, the main bootrom\r
-       @echo + clean - Clean $(OBJDIR)\r
+#-----------------------------------------------------------------------------
+# This code is licensed to you under the terms of the GNU GPL, version 2 or,
+# at your option, any later version. See the LICENSE.txt file for the text of
+# the license.
+#-----------------------------------------------------------------------------
+# Makefile for bootrom, see ../common/Makefile.common for common settings
+#-----------------------------------------------------------------------------
+
+# DO NOT use thumb mode in the phase 1 bootloader since that generates a section with glue code
+ARMSRC = fromflash.c 
+THUMBSRC = usb.c bootrom.c
+ASMSRC = ram-reset.s flash-reset.s
+
+## There is a strange bug with the linker: Sometimes it will not emit the glue to call
+## BootROM from ARM mode. The symbol is emitted, but the section will be filled with
+## zeroes. As a temporary workaround, do not use thumb for the phase 2 bootloader
+## -- Henryk Plötz <henryk@ploetzli.ch> 2009-09-01
+ARMSRC := $(ARMSRC) $(THUMBSRC)
+THUMBSRC := 
+
+# stdint.h provided locally until GCC 4.5 becomes C99 compliant
+APP_CFLAGS = -I.
+
+# Do not move this inclusion before the definition of {THUMB,ASM,ARM}SRC
+include ../common/Makefile.common
+
+all: $(OBJDIR)/bootrom.s19
+
+$(OBJDIR)/bootrom.elf: $(VERSIONOBJ) $(ASMOBJ) $(ARMOBJ) $(THUMBOBJ)
+       $(LD) -g -Tldscript-flash --oformat elf32-littlearm -Map=$(patsubst %.elf,%.map,$@) -o $@ $^
+
+clean:
+       $(DELETE) $(OBJDIR)$(PATHSEP)*.o
+       $(DELETE) $(OBJDIR)$(PATHSEP)*.elf
+       $(DELETE) $(OBJDIR)$(PATHSEP)*.s19
+       $(DELETE) $(OBJDIR)$(PATHSEP)*.map
+       $(DELETE) $(OBJDIR)$(PATHSEP)*.d
+       $(DELETE) version.c
+
+.PHONY: all clean help 
+help:
+       @echo Multi-OS Makefile, you are running on $(DETECTED_OS)
+       @echo Possible targets:
+       @echo + all   - Make $(OBJDIR)/bootrom.s19, the main bootrom
+       @echo + clean - Clean $(OBJDIR)