diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/ppc/spapr_drc.c | 12 | ||||
| -rw-r--r-- | hw/ppc/spapr_events.c | 7 |
2 files changed, 14 insertions, 5 deletions
diff --git a/hw/ppc/spapr_drc.c b/hw/ppc/spapr_drc.c index 3173940..1f5f1d7 100644 --- a/hw/ppc/spapr_drc.c +++ b/hw/ppc/spapr_drc.c @@ -364,7 +364,17 @@ static void attach(sPAPRDRConnector *drc, DeviceState *d, void *fdt, drc->fdt = fdt; drc->fdt_start_offset = fdt_start_offset; drc->configured = coldplug; - drc->signalled = coldplug; + /* 'logical' DR resources such as memory/cpus are in some cases treated + * as a pool of resources from which the guest is free to choose from + * based on only a count. for resources that can be assigned in this + * fashion, we must assume the resource is signalled immediately + * since a single hotplug request might make an arbitrary number of + * such attached resources available to the guest, as opposed to + * 'physical' DR resources such as PCI where each device/resource is + * signalled individually. + */ + drc->signalled = (drc->type != SPAPR_DR_CONNECTOR_TYPE_PCI) + ? true : coldplug; object_property_add_link(OBJECT(drc), "device", object_get_typename(OBJECT(drc->dev)), diff --git a/hw/ppc/spapr_events.c b/hw/ppc/spapr_events.c index 269ab7e..049fb1b 100644 --- a/hw/ppc/spapr_events.c +++ b/hw/ppc/spapr_events.c @@ -442,6 +442,9 @@ static void spapr_hotplug_req_event(uint8_t hp_id, uint8_t hp_action, switch (drc_type) { case SPAPR_DR_CONNECTOR_TYPE_PCI: hp->hotplug_type = RTAS_LOG_V6_HP_TYPE_PCI; + if (hp->hotplug_action == RTAS_LOG_V6_HP_ACTION_ADD) { + spapr_hotplug_set_signalled(drc); + } break; case SPAPR_DR_CONNECTOR_TYPE_LMB: hp->hotplug_type = RTAS_LOG_V6_HP_TYPE_MEMORY; @@ -462,10 +465,6 @@ static void spapr_hotplug_req_event(uint8_t hp_id, uint8_t hp_action, rtas_event_log_queue(RTAS_LOG_TYPE_HOTPLUG, new_hp, true); - if (hp->hotplug_action == RTAS_LOG_V6_HP_ACTION_ADD) { - spapr_hotplug_set_signalled(drc); - } - qemu_irq_pulse(xics_get_qirq(spapr->icp, spapr->check_exception_irq)); } |