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| author | Jaroslav Kysela <perex@petra> | 2005-06-22 12:19:24 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@petra> | 2005-06-22 12:19:24 +0200 |
| commit | da04b128cf0d74dd4cab270c53d9264e70f9203e (patch) | |
| tree | 095355c32dfd709236a85b497d3bd461d7cdfe8a /arch/s390/kernel/head.S | |
| parent | fae6ec69c84d71b1d5bda9ede1a262c1681684aa (diff) | |
| parent | 2a5a68b840cbab31baab2d9b2e1e6de3b289ae1e (diff) | |
| download | op-kernel-dev-da04b128cf0d74dd4cab270c53d9264e70f9203e.zip op-kernel-dev-da04b128cf0d74dd4cab270c53d9264e70f9203e.tar.gz | |
Merge with rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/s390/kernel/head.S')
| -rw-r--r-- | arch/s390/kernel/head.S | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S index b804c55..fc8bf5e 100644 --- a/arch/s390/kernel/head.S +++ b/arch/s390/kernel/head.S @@ -345,10 +345,25 @@ iplstart: bno .Lnoreset la %r2,.Lreset lhi %r3,26 - .long 0x83230008 + diag %r2,%r3,8 + mvc 0x78(8),.Lrdrnewpsw # set up IO interrupt psw +.Lwaitrdrirq: + lpsw .Lrdrwaitpsw +.Lrdrint: + c %r1,0xb8 # compare subchannel number + bne .Lwaitrdrirq + la %r5,.Lirb + tsch 0(%r5) .Lnoreset: + b .Lnoload + + .align 8 +.Lrdrnewpsw: + .long 0x00080000,0x80000000+.Lrdrint +.Lrdrwaitpsw: + .long 0x020a0000,0x80000000+.Lrdrint #endif - + # # everything loaded, go for it # @@ -517,10 +532,10 @@ startup:basr %r13,0 # get base l %r2, .Lrcp2-.LPG1(%r13) # try with Read SCP b .Lservicecall-.LPG1(%r13) .Lprocsccb: - lh %r1,.Lscpincr1-PARMAREA(%r4) # use this one if != 0 - chi %r1,0x00 - jne .Lscnd - l %r1,.Lscpincr2-PARMAREA(%r4) # otherwise use this one + lhi %r1,0 + icm %r1,3,.Lscpincr1-PARMAREA(%r4) # use this one if != 0 + jnz .Lscnd + l %r1,.Lscpincr2-PARMAREA+4(%r4) # otherwise use this one .Lscnd: xr %r3,%r3 # same logic ic %r3,.Lscpa1-PARMAREA(%r4) |
