diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2005-11-07 00:59:04 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-07 07:53:33 -0800 |
| commit | 9b4554aa21270f5b6fa19a9dd2285f16e11f15f1 (patch) | |
| tree | 48624f0a859445f6e28b45c5d4c64ef144e16f10 /arch/s390/kernel | |
| parent | 373c491f6d15f29ab2f87d4a60f90cb0b770aaf6 (diff) | |
[PATCH] s390: memory query wait psw
Don't switch back to 24 bit addressing mode when waiting for an external
interrupt and set the correct bit in wait PSW (external mask instead of I/O
mask).
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/head.S | 3 | ||||
| -rw-r--r-- | arch/s390/kernel/head64.S | 5 |
2 files changed, 3 insertions, 5 deletions
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S index 039354d7234..4ca02933211 100644 --- a/arch/s390/kernel/head.S +++ b/arch/s390/kernel/head.S @@ -572,8 +572,7 @@ startup:basr %r13,0 # get base .Lcr: .long 0x00 # place holder for cr0 .Lwaitsclp: - .long 0x020A0000 - .long .Lsclph + .long 0x010a0000,0x80000000 + .Lsclph .Lrcp: .int 0x00120001 # Read SCP forced code .Lrcp2: diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S index 193aafa72f5..d9be8f96f2e 100644 --- a/arch/s390/kernel/head64.S +++ b/arch/s390/kernel/head64.S @@ -530,7 +530,7 @@ startup:basr %r13,0 # get base be .Lfchunk-.LPG1(%r13) # leave chi %r1,2 be .Lservicecall-.LPG1(%r13) - lpsw .Lwaitsclp-.LPG1(%r13) + lpswe .Lwaitsclp-.LPG1(%r13) .Lsclph: lh %r1,.Lsccbr-PARMAREA(%r4) chi %r1,0x10 # 0x0010 is the sucess code @@ -567,8 +567,7 @@ startup:basr %r13,0 # get base .Lcr: .quad 0x00 # place holder for cr0 .Lwaitsclp: - .long 0x020A0000 - .quad .Lsclph + .quad 0x0102000180000000,.Lsclph .Lrcp: .int 0x00120001 # Read SCP forced code .Lrcp2: |