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authorDominik Dingel <dingel@linux.vnet.ibm.com>2013-04-30 07:15:58 +0000
committerAlexander Graf <agraf@suse.de>2013-05-06 17:30:01 +0200
commitff151f4ec977c38266b79ebfbb6e8689f2121d4f (patch)
treecec9b0494b8beda1167046090f7b827e0bb3afec /pc-bios/s390-ccw/start.S
parentba1509c0a99ad4c852c22cbd46d244ec7dc90402 (diff)
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S390: BIOS boot from given device
Use the passed device, if there is no device, use the first applicable device. Signed-off-by: Dominik Dingel <dingel@linux.vnet.ibm.com> Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'pc-bios/s390-ccw/start.S')
-rw-r--r--pc-bios/s390-ccw/start.S2
1 files changed, 2 insertions, 0 deletions
diff --git a/pc-bios/s390-ccw/start.S b/pc-bios/s390-ccw/start.S
index 09deee7..5d5df0d 100644
--- a/pc-bios/s390-ccw/start.S
+++ b/pc-bios/s390-ccw/start.S
@@ -14,6 +14,8 @@
_start:
larl %r15, stack + 0x8000 /* Set up stack */
+larl %r6, boot_value
+stg %r7, 0(%r6) /* save the boot_value before any function calls */
j main /* And call C */
/*