From 14f1f86d5111ed2dae19ae15da81a98ea048017d Mon Sep 17 00:00:00 2001 From: =?utf8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Fri, 6 Dec 2024 17:50:47 +0100 Subject: [PATCH] hw/pci: Add pci_bus_add_fw_cfg_extra_pci_roots() helper MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit pci_bus_add_fw_cfg_extra_pci_roots() calls the fw_cfg API with PCI bus specific arguments. Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Daniel P. Berrangé Message-Id: <20241206181352.6836-5-philmd@linaro.org> --- hw/pci/pci.c | 16 ++++++++++++++++ include/hw/pci/pci.h | 3 +++ 2 files changed, 19 insertions(+) diff --git a/hw/pci/pci.c b/hw/pci/pci.c index 8844251eceb..bf0a1840dbe 100644 --- a/hw/pci/pci.c +++ b/hw/pci/pci.c @@ -217,6 +217,22 @@ static uint16_t pcibus_numa_node(PCIBus *bus) return NUMA_NODE_UNASSIGNED; } +bool pci_bus_add_fw_cfg_extra_pci_roots(FWCfgState *fw_cfg, + PCIBus *bus, + Error **errp) +{ + Object *obj; + + if (!bus) { + return true; + } + obj = OBJECT(bus); + + return fw_cfg_add_file_from_generator(fw_cfg, obj->parent, + object_get_canonical_path_component(obj), + "etc/extra-pci-roots", errp); +} + static GByteArray *pci_bus_fw_cfg_gen_data(Object *obj, Error **errp) { PCIBus *bus = PCI_BUS(obj); diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h index c0717e31219..603c456c3a8 100644 --- a/include/hw/pci/pci.h +++ b/include/hw/pci/pci.h @@ -297,6 +297,9 @@ int pci_bus_get_irq_level(PCIBus *bus, int irq_num); uint32_t pci_bus_get_slot_reserved_mask(PCIBus *bus); void pci_bus_set_slot_reserved_mask(PCIBus *bus, uint32_t mask); void pci_bus_clear_slot_reserved_mask(PCIBus *bus, uint32_t mask); +bool pci_bus_add_fw_cfg_extra_pci_roots(FWCfgState *fw_cfg, + PCIBus *bus, + Error **errp); /* 0 <= pin <= 3 0 = INTA, 1 = INTB, 2 = INTC, 3 = INTD */ static inline int pci_swizzle(int slot, int pin) { -- 2.39.5