The patch implements sPAPRPHBClass::format_errinjct_cmd to do the
address translation (BUID+PE number to IOMMU group ID) and then
come up with the formatted string for PCI error injection.
Signed-off-by: Gavin Shan <gws...@linux.vnet.ibm.com>
---
hw/ppc/spapr_pci_vfio.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/hw/ppc/spapr_pci_vfio.c b/hw/ppc/spapr_pci_vfio.c
index 0a1e902..1f9f0bf 100644
--- a/hw/ppc/spapr_pci_vfio.c
+++ b/hw/ppc/spapr_pci_vfio.c
@@ -227,6 +227,24 @@ static int spapr_phb_vfio_eeh_handler(sPAPRPHBState *sphb,
int req, int opt)
VFIO_EEH_PE_OP, &op);
}
+static char *format_errinjct_cmd(sPAPRPHBState *sphb, sPAPRErrInjctIOA *ioa)
+{
+ sPAPRPHBVFIOState *svphb = SPAPR_PCI_VFIO_HOST_BRIDGE(sphb);
+ char *pstr = NULL;
+
+ /* Invalid IOMMU group ID ? */
+ if (svphb->iommugroupid == -1) {
+ goto out;
+ }
+
+ /* Formatted string */
+ pstr = g_strdup_printf("%x:%lx:%lx:%x:%x",
+ ioa->ei_token, ioa->addr, ioa->mask,
+ svphb->iommugroupid, ioa->func);
+out:
+ return pstr;
+}
+
static void spapr_phb_vfio_reset(DeviceState *qdev)
{
/* Do nothing */
@@ -241,6 +259,7 @@ static void spapr_phb_vfio_class_init(ObjectClass *klass,
void *data)
dc->reset = spapr_phb_vfio_reset;
spc->finish_realize = spapr_phb_vfio_finish_realize;
spc->eeh_handler = spapr_phb_vfio_eeh_handler;
+ spc->format_errinjct_cmd = format_errinjct_cmd;
}
static const TypeInfo spapr_phb_vfio_info = {
--
1.8.3.2
