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[S390] memory detection.
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The wrong base register is used to read a value from the sclp data
structure. The value is used to calculate the memory size.
Use correct register %r4.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Heiko Carstens authored and Martin Schwidefsky committed Jun 29, 2006
1 parent 7380534 commit d7d2370
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Showing 2 changed files with 2 additions and 2 deletions.
2 changes: 1 addition & 1 deletion arch/s390/kernel/head31.S
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Expand Up @@ -87,7 +87,7 @@ startup:basr %r13,0 # get base
ic %r3,.Lscpa1-PARMAREA(%r4)
chi %r3,0x00
jne .Lcompmem
l %r3,.Lscpa2-PARMAREA(%r13)
l %r3,.Lscpa2-PARMAREA(%r4)
.Lcompmem:
mr %r2,%r1 # mem in MB on 128-bit
l %r1,.Lonemb-.LPG1(%r13)
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2 changes: 1 addition & 1 deletion arch/s390/kernel/head64.S
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Original file line number Diff line number Diff line change
Expand Up @@ -86,7 +86,7 @@ startup:basr %r13,0 # get base
ic %r3,.Lscpa1-PARMAREA(%r4)
chi %r3,0x00
jne .Lcompmem
l %r3,.Lscpa2-PARMAREA(%r13)
l %r3,.Lscpa2-PARMAREA(%r4)
.Lcompmem:
mlgr %r2,%r1 # mem in MB on 128-bit
l %r1,.Lonemb-.LPG1(%r13)
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