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s390x/ipl: Add ssid field to IplParameterBlock

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Add the ssid field to the ipl parameter block struct and fill it when
necessary so the guest can use it.

Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
This commit is contained in:
Alexander Yarygin 2015-10-01 20:21:33 +03:00 • committed by Cornelia Huck
parent 6aed958978
commit 3041e3bead
3 changed files with 4 additions and 1 deletions
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1
hw/s390x/ipl.c
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@ -243,6 +243,7 @@ static uint64_t s390_update_iplstate(S390IPLState *ipl)
cpu_to_be32(S390_IPLB_MIN_CCW_LEN - S390_IPLB_HEADER_LEN);
ipl->iplb.pbt = S390_IPL_TYPE_CCW;
ipl->iplb.ccw.devno = cpu_to_be16(ccw_dev->sch->devno);
ipl->iplb.ccw.ssid = ccw_dev->sch->ssid & 3;
ipl->iplb_valid = true;
goto out;
}

3
hw/s390x/ipl.h
View file

@ -16,7 +16,8 @@
#include "cpu.h"
struct IplBlockCcw {
uint8_t reserved0[86];
uint8_t reserved0[85];
uint8_t ssid;
uint16_t devno;
uint8_t vm_flags;
uint8_t reserved3[3];