From c3f5526d221c63a3278aefcba1415fa966fad615 Mon Sep 17 00:00:00 2001 From: Klaus Jensen Date: Tue, 9 Jun 2020 21:03:26 +0200 Subject: [PATCH] hw/block/nvme: factor out pci setup MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Klaus Jensen Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Maxim Levitsky Reviewed-by: Keith Busch Message-Id: <20200609190333.59390-16-its@irrelevant.dk> Signed-off-by: Kevin Wolf --- hw/block/nvme.c | 30 ++++++++++++++++++------------ 1 file changed, 18 insertions(+), 12 deletions(-) diff --git a/hw/block/nvme.c b/hw/block/nvme.c index c98af03f44..a4022b0291 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -1438,6 +1438,22 @@ static void nvme_init_namespace(NvmeCtrl *n, NvmeNamespace *ns, Error **errp) id_ns->nuse = id_ns->ncap; } +static void nvme_init_pci(NvmeCtrl *n, PCIDevice *pci_dev) +{ + uint8_t *pci_conf = pci_dev->config; + + pci_conf[PCI_INTERRUPT_PIN] = 1; + pci_config_set_prog_interface(pci_conf, 0x2); + pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_EXPRESS); + pcie_endpoint_cap_init(pci_dev, 0x80); + + memory_region_init_io(&n->iomem, OBJECT(n), &nvme_mmio_ops, n, "nvme", + n->reg_size); + pci_register_bar(pci_dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY | + PCI_BASE_ADDRESS_MEM_TYPE_64, &n->iomem); + msix_init_exclusive_bar(pci_dev, n->params.max_ioqpairs + 1, 4, NULL); +} + static void nvme_realize(PCIDevice *pci_dev, Error **errp) { NvmeCtrl *n = NVME(pci_dev); @@ -1461,19 +1477,9 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp) return; } + nvme_init_pci(n, pci_dev); + pci_conf = pci_dev->config; - pci_conf[PCI_INTERRUPT_PIN] = 1; - pci_config_set_prog_interface(pci_dev->config, 0x2); - pci_config_set_class(pci_dev->config, PCI_CLASS_STORAGE_EXPRESS); - pcie_endpoint_cap_init(pci_dev, 0x80); - - memory_region_init_io(&n->iomem, OBJECT(n), &nvme_mmio_ops, n, - "nvme", n->reg_size); - pci_register_bar(pci_dev, 0, - PCI_BASE_ADDRESS_SPACE_MEMORY | PCI_BASE_ADDRESS_MEM_TYPE_64, - &n->iomem); - msix_init_exclusive_bar(pci_dev, n->params.max_ioqpairs + 1, 4, NULL); - id->vid = cpu_to_le16(pci_get_word(pci_conf + PCI_VENDOR_ID)); id->ssvid = cpu_to_le16(pci_get_word(pci_conf + PCI_SUBSYSTEM_VENDOR_ID)); strpadcpy((char *)id->mn, sizeof(id->mn), "QEMU NVMe Ctrl", ' ');