Yep, I can report two more success stories. Both my main and backup are now at 32Mb:

Checking for extra DRAM:
c1000000: passed.
c1100000: passed.
c1200000: passed.
c1300000: passed.
c1400000: passed.
c1500000: passed.
c1600000: passed.
c1700000: passed.
c1800000: passed.
c1900000: passed.
c1a00000: passed.
c1b00000: passed.
c1c00000: passed.
c1d00000: passed.
c1e00000: passed.
c1f00000: passed.
c2000000: wrote ffffffff, read 00000000

empeg:/empeg/bin# cat /proc/meminfo
total: used: free: shared: buffers: cached:
Mem: 31928320 18505728 13422592 1306624 4046848 12496896
Swap: 0 0 0
MemTotal: 31180 kB
MemFree: 13108 kB
MemShared: 1276 kB
Buffers: 3952 kB
Cached: 12204 kB
SwapTotal: 0 kB
SwapFree: 0 kB

Thanks to Paul for the two memorysets.

Stig