@@ -1397,6 +1397,17 @@ static void nvme_check_constraints(NvmeCtrl *n, Error **errp)
}
}
+static void nvme_init_state(NvmeCtrl *n)
+{
+ n->num_namespaces = 1;
+ /* add one to max_ioqpairs to account for the admin queue pair */
+ n->reg_size = pow2ceil(NVME_REG_SIZE +
+ 2 * (n->params.max_ioqpairs + 1) * NVME_DB_SIZE);
+ n->namespaces = g_new0(NvmeNamespace, n->num_namespaces);
+ n->sq = g_new0(NvmeSQueue *, n->params.max_ioqpairs + 1);
+ n->cq = g_new0(NvmeCQueue *, n->params.max_ioqpairs + 1);
+}
+
static void nvme_realize(PCIDevice *pci_dev, Error **errp)
{
NvmeCtrl *n = NVME(pci_dev);
@@ -1413,6 +1424,8 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp)
return;
}
+ nvme_init_state(n);
+
bs_size = blk_getlength(n->conf.blk);
if (bs_size < 0) {
error_setg(errp, "could not get backing file size");
@@ -1431,17 +1444,8 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp)
pci_config_set_class(pci_dev->config, PCI_CLASS_STORAGE_EXPRESS);
pcie_endpoint_cap_init(pci_dev, 0x80);
- n->num_namespaces = 1;
-
- /* add one to max_ioqpairs to account for the admin queue pair */
- n->reg_size = pow2ceil(NVME_REG_SIZE +
- 2 * (n->params.max_ioqpairs + 1) * NVME_DB_SIZE);
n->ns_size = bs_size / (uint64_t)n->num_namespaces;
- n->namespaces = g_new0(NvmeNamespace, n->num_namespaces);
- n->sq = g_new0(NvmeSQueue *, n->params.max_ioqpairs + 1);
- n->cq = g_new0(NvmeCQueue *, n->params.max_ioqpairs + 1);
-
memory_region_init_io(&n->iomem, OBJECT(n), &nvme_mmio_ops, n,
"nvme", n->reg_size);
pci_register_bar(pci_dev, 0,