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s390x/pci: add supported DT information to clp response

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The DTSM is a mask that specifies which I/O Address Translation designation
types are supported.  Today QEMU only supports DT=1.

Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>
Reviewed-by: Eric Farman <farman@linux.ibm.com>
Reviewed-by: Pierre Morel <pmorel@linux.ibm.com>
Message-Id: <20211203142706.427279-5-mjrosato@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Matthew Rosato 2021-12-03 09:27:06 -05:00 • committed by Thomas Huth
parent cb6d6a3e6a
commit ac6aa30ac4
5 changed files with 6 additions and 1 deletions
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1
hw/s390x/s390-pci-inst.c
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@ -329,6 +329,7 @@ int clp_service_call(S390CPU *cpu, uint8_t r2, uintptr_t ra)
stw_p(&resgrp->i, group->zpci_group.i);
stw_p(&resgrp->maxstbl, group->zpci_group.maxstbl);
resgrp->version = group->zpci_group.version;
resgrp->dtsm = group->zpci_group.dtsm;
stw_p(&resgrp->hdr.rsp, CLP_RC_OK);
break;
}