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qemu: Add support for Secure Execution

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Secure Execution, also known as Protected Virtualization in QEMU, is a
confidential computing technology for s390x (IBM Z & LinuxONE). Allow
the respective object.

Fixes: 

Signed-off-by: Jakob Naucke <jakob.naucke@ibm.com>
This commit is contained in:
Jakob Naucke 2021-04-28 15:53:47 +02:00
parent 7a367dc0a8
commit 03b55ea51d
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1 changed files with 8 additions and 0 deletions

8
qemu/qemu.go
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@ -233,6 +233,9 @@ const (
// SEVGuest represents an SEV guest object
SEVGuest ObjectType = "sev-guest"
// SecExecGuest represents an s390x Secure Execution (Protected Virtualization in QEMU) object
SecExecGuest ObjectType = "s390-pv-guest"
)
// Object is a qemu object representation.
@ -280,6 +283,8 @@ func (object Object) Valid() bool {
return object.ID != "" && object.File != "" && object.DeviceID != ""
case SEVGuest:
return object.ID != "" && object.File != "" && object.CBitPos != 0 && object.ReducedPhysBits != 0
case SecExecGuest:
return object.ID != ""
default:
return false
}
@ -319,6 +324,9 @@ func (object Object) QemuParams(config *Config) []string {
driveParams = append(driveParams, "if=pflash,format=raw,readonly=on")
driveParams = append(driveParams, fmt.Sprintf(",file=%s", object.File))
case SecExecGuest:
objectParams = append(objectParams, string(object.Type))
objectParams = append(objectParams, fmt.Sprintf(",id=%s", object.ID))
}
if len(deviceParams) > 0 {