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* s390-ccw.img: Consume service interruptsChristian Borntraeger2015-06-301-0/+32
| | | | | | | | | | We have to consume the outstanding service interrupt after each service call, otherwise a correct implementation will return CC=2 on subsequent service calls. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
* S390: BIOS boot from given deviceDominik Dingel2013-05-061-0/+2
| | | | | | | 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>
* s390-ccw.img: replace while loop with a disabled wait on s390 biosChristian Borntraeger2013-04-261-0/+15
| | | | | | | | dont waste cpu power on an error condition. Lets stop the guest with a disabled wait. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Alexander Graf <agraf@suse.de>
* S390: ccw firmware: Add start assemblyAlexander Graf2013-04-261-0/+16
We want to write most of our code in C, so add a small assembly stub that jumps straight into C code for us to continue booting. Signed-off-by: Alexander Graf <agraf@suse.de>
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