3 # Copyright 2002,2003, 2004, 2006 Develer S.r.l. (http://www.develer.com/)
7 # GCC-AVR standard Makefile part 1
10 # Author: Bernardo Innocenti <bernie@develer.com>
13 # Revision 1.9 2006/09/20 14:28:42 marco
14 # Add MOC. Changed OPTCFLAGS.
16 # Revision 1.8 2006/09/19 17:50:56 bernie
17 # Make native build the default.
19 # Revision 1.7 2006/07/19 12:56:24 bernie
20 # Convert to new Doxygen style.
22 # Revision 1.6 2006/06/12 22:05:09 marco
23 # Bring back config wrongly commited
25 # Revision 1.4 2006/05/27 22:41:46 bernie
26 # Tweak optimization flags for loops.
28 # Revision 1.3 2006/05/18 00:40:10 bernie
29 # Setup for AVR development.
31 # Revision 1.2 2006/03/27 04:48:33 bernie
32 # Add CXXFLAGS; Add recursive targets.
34 # Revision 1.1 2006/03/22 09:51:53 bernie
35 # Add build infrastructure.
42 # AVR ISP dongle that blows up easily
43 DPROG = -V -c stk500 -P /dev/ttyS0
44 #DPROG = -V -c jtag2slow
47 # STK200 parallel cable
48 #DPROG = -c stk200 -E noreset
51 #DPROG = avarice --mkII -j usb -l
53 # PonyProg serial programmer
56 #OPTCFLAGS = -ffunction-sections -fdata-sections -funsafe-loop-optimizations
57 OPTCFLAGS = -funsafe-loop-optimizations
60 #DEBUGCFLAGS = -gdwarf-2
66 # define some variables based on the AVR base path in $(AVR)
72 AS = $(CC) -x assembler-with-cpp
74 OBJCOPY = $(CROSS)objcopy
82 # For conversion from ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
83 COFFCONVERT=$(OBJCOPY) \
85 --change-section-address .data-0x800000 \
86 --change-section-address .bss-0x800000 \
87 --change-section-address .noinit-0x800000 \
88 --change-section-address .eeprom-0x810000
98 FLEXCAT = $(top_srcdir)/tools/flexcat/flexcat
100 # output format can be srec, ihex (avrobj is always created)
104 # Compiler flags for generating dependencies
107 # Compiler flags for generating source listings
108 LIST_FLAGS = -Wa,-anhlmsd=$(@:.o=.lst)
110 # Linker flags for generating map files
111 #bernie: bogus binutils from Fedora 6 can't cope with this
112 #MAP_FLAGS = -Wl,-Map=$(@:%.elf=%.map),--cref
114 # Compiler warning flags for both C and C++
116 -W -Wformat -Wall -Wundef -Wpointer-arith -Wcast-qual \
117 -Wcast-align -Wwrite-strings -Wsign-compare \
118 -Wmissing-prototypes -Wmissing-noreturn \
119 -Wextra -Wstrict-aliasing=2 \
120 -Wunsafe-loop-optimizations
122 # Compiler warning flags for C only
124 -Wmissing-prototypes -Wstrict-prototypes
126 # Default C preprocessor flags (for C, C++ and cpp+as)
129 # Default C compiler flags
130 CFLAGS = $(OPTCFLAGS) $(DEBUGCFLAGS) $(WARNFLAGS) $(C_WARNFLAGS) \
131 $(DEP_FLAGS) $(LIST_FLAGS) -std=gnu99
133 # Default C++ compiler flags
134 CXXFLAGS = $(OPTCFLAGS) $(DEBUGCFLAGS) $(WARNFLAGS) \
135 $(DEP_FLAGS) $(LIST_FLAGS)
137 # Default compiler assembly flags
138 CPPAFLAGS = $(DEBUGCFLAGS) -MMD
140 # Default assembler flags
141 ASFLAGS = $(DEBUGCFLAGS)
143 # Default linker flags
144 LDFLAGS = $(MAP_FLAGS)
146 #bernie: does not complain for missing symbols!
147 #LDFLAGS = $(MAP_FLAGS) -Wl,--gc-sections
150 AVRDUDEFLAGS = $(DPROG)