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[avr-gcc-list] COFF/ EXTCOFF: /ccOcaaaa.s not found in symbol table, ig


From: Steve Bentley
Subject: [avr-gcc-list] COFF/ EXTCOFF: /ccOcaaaa.s not found in symbol table, ignoring
Date: Tue, 28 Dec 2004 00:32:13 +0100

Hello Again,
 
My latest problem is creating a coff and/or extcoff file.
 
////
test.cof
avr-objcopy --debugging --change-section-address .data-0x800000
--change-section-address .bss-0x800000 --chang
e-section-address .noinit-0x800000 --change-section-address
.eeprom-0x810000 -O coff-avr test.elf test.cof
Warning: file C:\<snip>\Temp/ccOcaaaa.s not found in symbol table,
ignoring
////
 
I've searched around for this and other people have had similar problems
before unfortunately I have not worked out how this works for me.
 
The interesting part of the makefile is below. This looks correct to me.
 
////
CFLAGS = -O$(OPT) \
      -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums \
      -Wall -Wstrict-prototypes \
      -Wa,-ahlms=$(notdir $(<:.c=.lst)) \
      -gstabs
 
ASFLAGS = -Wa,-ahlms=$(notdir $(<:.asm=.lst)),-gstabs
 
# Convert ELF to COFF for use in debugging / simulating in AVR Studio or
VMLAB.
COFFCONVERT=$(OBJCOPY) --debugging \
--change-section-address .data-0x800000 \
--change-section-address .bss-0x800000 \
--change-section-address .noinit-0x800000 \
--change-section-address .eeprom-0x810000
 
coff: $(TARGET).elf
      @echo
      @echo $(MSG_COFF) $(TARGET).cof
      $(COFFCONVERT) -O coff-avr $< $(TARGET).cof
 
 
extcoff: $(TARGET).elf
      @echo
      @echo $(MSG_EXTENDED_COFF) $(TARGET).cof
      $(COFFCONVERT) -O coff-ext-avr $< $(TARGET).cof
////
 
I saw from a thread (HYPERLINK
"http://www.mikrocontroller.net/forum/read-2-48479.html"http://www.mikro
controller.net/forum/read-2-48479.html) that the .elf might help to
locate the problem so I've attached this. I'm not sure if it is possible
to attach files but will try anyway.
 
The temporary file that is mentioned does not exist in my temp folder or
has already been deleted so I can not look into this as was mentioned in
the other thread.
 
BTW: I can still not HYPERLINK
"http://www.avr1.org/pipermail/avr-gcc-list.mbox/avr-gcc-list.mbox"downl
oad the full raw archive . Does anyone have info on this?
 
Thanks as always!!
 
Steve

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