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linux-sg2042
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[S390] memory detection. 

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>
This commit is contained in:
Heiko Carstens 2006-06-29 14:56:32 +02:00 committed by Martin Schwidefsky
parent 7380534314
commit d7d2370255
2 changed files with 2 additions and 2 deletions
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2
arch/s390/kernel/head31.S
View File

@ -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)

2
arch/s390/kernel/head64.S
View File

@ -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)