# Read in symbols
objinfofile = open(objinfo, 'rb')
- symbols = layoutrom.parseObjDump(objinfofile)[1]
- syms = {}
- for name, (addr, section) in symbols.items():
- syms[name] = addr
+ symbols = layoutrom.parseObjDump(objinfofile, 'in')[1]
# Read in raw file
f = open(rawfile, 'rb')
finalsize = 64*1024
if datasize > 64*1024:
finalsize = 128*1024
+ if datasize > 128*1024:
+ finalsize = 256*1024
# Sanity checks
- c16e = syms['code16_end'] + 0xf0000
- f16e = syms['final_code16_end']
- if c16e != f16e:
- print "Error! 16bit code moved during linking (0x%x vs 0x%x)" % (
- c16e, f16e)
+ start = symbols['code32flat_start'].offset
+ end = symbols['code32flat_end'].offset
+ expend = layoutrom.BUILD_BIOS_ADDR + layoutrom.BUILD_BIOS_SIZE
+ if end != expend:
+ print "Error! Code does not end at 0x%x (got 0x%x)" % (
+ expend, end)
sys.exit(1)
if datasize > finalsize:
print "Error! Code is too big (0x%x vs 0x%x)" % (
datasize, finalsize)
sys.exit(1)
+ expdatasize = end - start
+ if datasize != expdatasize:
+ print "Error! Unknown extra data (0x%x vs 0x%x)" % (
+ datasize, expdatasize)
+ sys.exit(1)
# Print statistics
- sizefree = syms['freespace_end'] - syms['freespace_start']
- size16 = syms['code16_end'] - syms['code16_start']
- size32 = syms['code32_end'] - syms['code32_start']
- totalc = size16+size32
- print "16bit size: %d" % size16
- print "32bit size: %d" % size32
- print "Total size: %d Free space: %d Percent used: %.1f%% (%dKiB rom)" % (
- totalc, sizefree + finalsize - datasize
- , (totalc / float(finalsize)) * 100.0
+ runtimesize = datasize
+ if '_reloc_abs_start' in symbols:
+ runtimesize = end - symbols['code32init_end'].offset
+ print "Total size: %d Fixed: %d Free: %d (used %.1f%% of %dKiB rom)" % (
+ datasize, runtimesize, finalsize - datasize
+ , (datasize / float(finalsize)) * 100.0
, finalsize / 1024)
# Write final file