diff options
| author | Alexander Yarygin <yarygin@linux.vnet.ibm.com> | 2015-07-21 14:10:39 +0300 |
|---|---|---|
| committer | Cornelia Huck <cornelia.huck@de.ibm.com> | 2016-05-17 15:50:29 +0200 |
| commit | 6aed958978ba9e32301b131e1c5dcadcf952a1ed (patch) | |
| tree | 9f547873071ea4e342e26f6fd8fa2b36dd082882 /hw/s390x/ipl.c | |
| parent | 9946a9113cf5d84c9381342100343aa97f736ee0 (diff) | |
s390x/ipl: Provide ipl parameter block
Right now we return the ipl parameter block only if the guest
specified one. Let's fill in the parameter block when bootindex
parameter is available and not booting from an external kernel.
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>
Diffstat (limited to 'hw/s390x/ipl.c')
| -rw-r--r-- | hw/s390x/ipl.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/hw/s390x/ipl.c b/hw/s390x/ipl.c index 236e2c937f..9a73820fd1 100644 --- a/hw/s390x/ipl.c +++ b/hw/s390x/ipl.c @@ -238,6 +238,12 @@ static uint64_t s390_update_iplstate(S390IPLState *ipl) ipl->cssid = ccw_dev->sch->cssid; ipl->ssid = ccw_dev->sch->ssid; ipl->devno = ccw_dev->sch->devno; + ipl->iplb.len = cpu_to_be32(S390_IPLB_MIN_CCW_LEN); + ipl->iplb.blk0_len = + 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_valid = true; goto out; } } @@ -292,6 +298,7 @@ static void s390_ipl_reset(DeviceState *dev) if (!ipl->reipl_requested) { ipl->iplb_valid = false; + memset(&ipl->iplb, 0, sizeof(IplParameterBlock)); } ipl->reipl_requested = false; } |