From f130928d2a9b598ccdb61e1d834674f224eb9faa Mon Sep 17 00:00:00 2001 From: Michael Roth Date: Tue, 19 Feb 2019 18:18:44 +0100 Subject: spapr_pci: add ibm, my-drc-index property for PHB hotplug This is needed to denote a boot-time PHB as being hot-pluggable. Signed-off-by: Michael Roth Reviewed-by: David Gibson Signed-off-by: Greg Kurz Message-Id: <155059672420.1466090.15147504040270659866.stgit@bahia.lab.toulouse-stg.fr.ibm.com> Signed-off-by: David Gibson --- hw/ppc/spapr_pci.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'hw/ppc') diff --git a/hw/ppc/spapr_pci.c b/hw/ppc/spapr_pci.c index a0e1769..03fc269 100644 --- a/hw/ppc/spapr_pci.c +++ b/hw/ppc/spapr_pci.c @@ -2203,6 +2203,7 @@ int spapr_populate_pci_dt(sPAPRPHBState *phb, uint32_t intc_phandle, void *fdt, sPAPRTCETable *tcet; PCIBus *bus = PCI_HOST_BRIDGE(phb)->bus; sPAPRFDT s_fdt; + sPAPRDRConnector *drc; /* Start populating the FDT */ nodename = g_strdup_printf("pci@%" PRIx64, phb->buid); @@ -2269,6 +2270,14 @@ int spapr_populate_pci_dt(sPAPRPHBState *phb, uint32_t intc_phandle, void *fdt, tcet->liobn, tcet->bus_offset, tcet->nb_table << tcet->page_shift); + drc = spapr_drc_by_id(TYPE_SPAPR_DRC_PHB, phb->index); + if (drc) { + uint32_t drc_index = cpu_to_be32(spapr_drc_index(drc)); + + _FDT(fdt_setprop(fdt, bus_off, "ibm,my-drc-index", &drc_index, + sizeof(drc_index))); + } + /* Walk the bridges and program the bus numbers*/ spapr_phb_pci_enumerate(phb); _FDT(fdt_setprop_cell(fdt, bus_off, "qemu,phb-enumerated", 0x1)); -- cgit v1.1