Openmoko Bug #2057: 1bit errors in files
Openmoko Public Trac
bugs at docs.openmoko.org
Tue Oct 7 19:36:52 CEST 2008
#2057: 1bit errors in files
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Reporter: Richard.Kralovic | Owner: openmoko-devel
Type: defect | Status: new
Priority: normal | Milestone:
Component: unknown | Version:
Severity: normal | Resolution:
Keywords: file corruption, 1bit errors | Blockedby:
Reproducible: rarely | Blocking:
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Comment(by Richard.Kralovic):
Thanks. I still had problems running mtest on full 34000000 38000000
range, but 34100000 37e00000 works fine. After few hours, mtest found the
bad bits, too:
GTA02v6 # mtest 34100000 37e00000 55555555
Pattern 555555DD Writing... Reading...
Mem error @ 0x351000C0: found 55B5560D, expected 5595560D
Mem error @ 0x351198C0: found 55B5BC0D, expected 5595BC0D
Mem error @ 0x351278C0: found 55B5F40D, expected 5595F40D
Mem error @ 0x351360C0: found 55B62E0D, expected 55962E0D
Mem error @ 0x351398C0: found 55B63C0D, expected 55963C0D
Mem error @ 0x351440C0: found 55B6660D, expected 5596660D
Mem error @ 0x3515C0C0: found 55B6C60D, expected 5596C60D
Mem error @ 0x3515D8C0: found 55B6CC0D, expected 5596CC0D
Mem error @ 0x351620C0: found 55B6DE0D, expected 5596DE0D
Mem error @ 0x3516D8C0: found 55B70C0D, expected 55970C0D
Mem error @ 0x351758C0: found 55B72C0D, expected 55972C0D
Mem error @ 0x3517D8C0: found 55B74C0D, expected 55974C0D
Mem error @ 0x3517E0C0: found 55B74E0D, expected 55974E0D
Mem error @ 0x351CF8C0: found 55B8940D, expected 5598940D
Mem error @ 0x351E40C0: found 55B8E60D, expected 5598E60D
Mem error @ 0x351EC0C0: found 55B9060D, expected 5599060D
Mem error @ 0x351ED8C0: found 55B90C0D, expected 55990C0D
Mem error @ 0x351F00C0: found 55B9160D, expected 5599160D
So it definitely is bad sdram.
--
Ticket URL: <https://docs.openmoko.org/trac/ticket/2057#comment:6>
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