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authorDavid Howells <dhowells@redhat.com>2006-12-05 12:01:28 -0500
committerDavid Howells <dhowells@warthog.cambridge.redhat.com>2006-12-05 12:01:28 -0500
commit9db73724453a9350e1c22dbe732d427e2939a5c9 (patch)
tree15e3ead6413ae97398a54292acc199bee0864d42 /arch/s390/kernel/head64.S
parent4c1ac1b49122b805adfa4efc620592f68dccf5db (diff)
parente62438630ca37539c8cc1553710bbfaa3cf960a7 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/ata/libata-scsi.c include/linux/libata.h Futher merge of Linus's head and compilation fixups. Signed-Off-By: David Howells <dhowells@redhat.com>
Diffstat (limited to 'arch/s390/kernel/head64.S')
-rw-r--r--arch/s390/kernel/head64.S17
1 files changed, 13 insertions, 4 deletions
diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S
index 42f54d482441..c526279e1123 100644
--- a/arch/s390/kernel/head64.S
+++ b/arch/s390/kernel/head64.S
@@ -70,7 +70,20 @@ startup_continue:
70 sgr %r5,%r5 # set src,length and pad to zero 70 sgr %r5,%r5 # set src,length and pad to zero
71 mvcle %r2,%r4,0 # clear mem 71 mvcle %r2,%r4,0 # clear mem
72 jo .-4 # branch back, if not finish 72 jo .-4 # branch back, if not finish
73 # set program check new psw mask
74 mvc __LC_PGM_NEW_PSW(8),.Lpcmsk-.LPG1(%r13)
75 larl %r1,.Lslowmemdetect # set program check address
76 stg %r1,__LC_PGM_NEW_PSW+8
77 lghi %r1,0xc
78 diag %r0,%r1,0x260 # get memory size of virtual machine
79 cgr %r0,%r1 # different? -> old detection routine
80 jne .Lslowmemdetect
81 aghi %r1,1 # size is one more than end
82 larl %r2,memory_chunk
83 stg %r1,8(%r2) # store size of chunk
84 j .Ldonemem
73 85
86.Lslowmemdetect:
74 l %r2,.Lrcp-.LPG1(%r13) # Read SCP forced command word 87 l %r2,.Lrcp-.LPG1(%r13) # Read SCP forced command word
75.Lservicecall: 88.Lservicecall:
76 stosm .Lpmask-.LPG1(%r13),0x01 # authorize ext interrupts 89 stosm .Lpmask-.LPG1(%r13),0x01 # authorize ext interrupts
@@ -139,8 +152,6 @@ startup_continue:
139 .int 0x100000 152 .int 0x100000
140 153
141.Lfchunk: 154.Lfchunk:
142 # set program check new psw mask
143 mvc __LC_PGM_NEW_PSW(8),.Lpcmsk-.LPG1(%r13)
144 155
145# 156#
146# find memory chunks. 157# find memory chunks.
@@ -175,8 +186,6 @@ startup_continue:
175 stg %r0,8(%r3) # store size of chunk 186 stg %r0,8(%r3) # store size of chunk
176 st %r6,20(%r3) # store type of chunk 187 st %r6,20(%r3) # store type of chunk
177 la %r3,24(%r3) 188 la %r3,24(%r3)
178 larl %r8,memory_size
179 stg %r5,0(%r8) # store memory size
180 ahi %r10,-1 # update chunk number 189 ahi %r10,-1 # update chunk number
181.Lchkloop: 190.Lchkloop:
182 lr %r6,%r7 # set access code to last cc 191 lr %r6,%r7 # set access code to last cc