tree af7fc0935e19ff2177ce405ddab7abff63b14c82
parent 1c0ad56ce6422742cc84bf9116b38f4e4548758f
author Potin Lai <potin.lai@quantatw.com> 1675940737 +0800
committer Patrick Williams <patrick@stwcx.xyz> 1675965943 +0000

meta-bletchley: apply power restore policy when host ac-on

We need to apply power restore policy when host ac from off to on.
Add post command in host-ac-on@.service to restart
phosphor-discover-system-state@.service.

Tested results:
```
root@bletchley:~# busctl set-property xyz.openbmc_project.Settings /xyz/openbmc_project/control/host6/power_restore_policy xyz.openbmc_project.Control.Power.RestorePolicy PowerRestorePolicy s xyz.openbmc_project.Control.Power.RestorePolicy.Policy.AlwaysOn
root@bletchley:~# busctl get-property xyz.openbmc_project.Settings /xyz/openbmc_project/control/host6/power_restore_policy xyz.openbmc_project.Control.Power.RestorePolicy PowerRestorePolicy
s "xyz.openbmc_project.Control.Power.RestorePolicy.Policy.AlwaysOn"
root@bletchley:~# obmcutil -i=6 chassisoff
root@bletchley:~# obmcutil -i=6 state
CurrentBMCState     : xyz.openbmc_project.State.BMC.BMCState.Ready
CurrentPowerState   : xyz.openbmc_project.State.Chassis.PowerState.Off
CurrentHostState    : xyz.openbmc_project.State.Host.HostState.Off
BootProgress        : xyz.openbmc_project.State.Boot.Progress.ProgressStages.Unspecified
OperatingSystemState: xyz.openbmc_project.State.OperatingSystem.Status.OSStatus.Inactive
root@bletchley:~# obmcutil -i=6 chassison
root@bletchley:~# obmcutil -i=6 state
CurrentBMCState     : xyz.openbmc_project.State.BMC.BMCState.Ready
CurrentPowerState   : xyz.openbmc_project.State.Chassis.PowerState.On
CurrentHostState    : xyz.openbmc_project.State.Host.HostState.Running
BootProgress        : xyz.openbmc_project.State.Boot.Progress.ProgressStages.Unspecified
OperatingSystemState: xyz.openbmc_project.State.OperatingSystem.Status.OSStatus.Inactive
```

Signed-off-by: Potin Lai <potin.lai@quantatw.com>
Change-Id: I57dd159725dd75da651beec2c72410c187f9fc17