pci: Move QMP commands to new hw/pci/pci-qmp-cmds.c
This moves these commands from MAINTAINERS section "QMP" to "PCI". Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Message-Id: <20221201121133.3813857-3-armbru@redhat.com> [Commit message improved]
This commit is contained in:
Markus Armbruster
parent
5da4ccd9d4
commit
987b73b389
@ -5,6 +5,7 @@ pci_ss.add(files(
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'pci.c',
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'pci_bridge.c',
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'pci_host.c',
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'pci-qmp-cmds.c',
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'pcie_sriov.c',
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'shpc.c',
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'slotid_cap.c'
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20
hw/pci/pci-internal.h
Normal file
20
hw/pci/pci-internal.h
Normal file
@ -0,0 +1,20 @@
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#ifndef HW_PCI_PCI_INTERNAL_H
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#define HW_PCI_PCI_INTERNAL_H
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#include "qemu/queue.h"
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typedef struct {
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uint16_t class;
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const char *desc;
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const char *fw_name;
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uint16_t fw_ign_bits;
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} pci_class_desc;
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typedef QLIST_HEAD(, PCIHostState) PCIHostStateList;
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extern PCIHostStateList pci_host_bridges;
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const pci_class_desc *get_class_desc(int class);
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PCIBus *pci_find_bus_nr(PCIBus *bus, int bus_num);
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#endif
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199
hw/pci/pci-qmp-cmds.c
Normal file
199
hw/pci/pci-qmp-cmds.c
Normal file
@ -0,0 +1,199 @@
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/*
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* QMP commands related to PCI
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*
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* Copyright (c) 2004 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qemu/osdep.h"
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#include "hw/pci/pci.h"
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#include "hw/pci/pci_bridge.h"
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#include "pci-internal.h"
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#include "qapi/qapi-commands-pci.h"
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static PciDeviceInfoList *qmp_query_pci_devices(PCIBus *bus, int bus_num);
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static PciMemoryRegionList *qmp_query_pci_regions(const PCIDevice *dev)
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{
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PciMemoryRegionList *head = NULL, **tail = &head;
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int i;
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for (i = 0; i < PCI_NUM_REGIONS; i++) {
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const PCIIORegion *r = &dev->io_regions[i];
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PciMemoryRegion *region;
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if (!r->size) {
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continue;
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}
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region = g_malloc0(sizeof(*region));
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if (r->type & PCI_BASE_ADDRESS_SPACE_IO) {
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region->type = g_strdup("io");
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} else {
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region->type = g_strdup("memory");
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region->has_prefetch = true;
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region->prefetch = !!(r->type & PCI_BASE_ADDRESS_MEM_PREFETCH);
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region->has_mem_type_64 = true;
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region->mem_type_64 = !!(r->type & PCI_BASE_ADDRESS_MEM_TYPE_64);
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}
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region->bar = i;
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region->address = r->addr;
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region->size = r->size;
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QAPI_LIST_APPEND(tail, region);
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}
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return head;
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}
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static PciBridgeInfo *qmp_query_pci_bridge(PCIDevice *dev, PCIBus *bus,
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int bus_num)
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{
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PciBridgeInfo *info;
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PciMemoryRange *range;
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info = g_new0(PciBridgeInfo, 1);
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info->bus = g_new0(PciBusInfo, 1);
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info->bus->number = dev->config[PCI_PRIMARY_BUS];
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info->bus->secondary = dev->config[PCI_SECONDARY_BUS];
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info->bus->subordinate = dev->config[PCI_SUBORDINATE_BUS];
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range = info->bus->io_range = g_new0(PciMemoryRange, 1);
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range->base = pci_bridge_get_base(dev, PCI_BASE_ADDRESS_SPACE_IO);
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range->limit = pci_bridge_get_limit(dev, PCI_BASE_ADDRESS_SPACE_IO);
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range = info->bus->memory_range = g_new0(PciMemoryRange, 1);
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range->base = pci_bridge_get_base(dev, PCI_BASE_ADDRESS_SPACE_MEMORY);
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range->limit = pci_bridge_get_limit(dev, PCI_BASE_ADDRESS_SPACE_MEMORY);
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range = info->bus->prefetchable_range = g_new0(PciMemoryRange, 1);
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range->base = pci_bridge_get_base(dev, PCI_BASE_ADDRESS_MEM_PREFETCH);
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range->limit = pci_bridge_get_limit(dev, PCI_BASE_ADDRESS_MEM_PREFETCH);
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if (dev->config[PCI_SECONDARY_BUS] != 0) {
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PCIBus *child_bus = pci_find_bus_nr(bus,
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dev->config[PCI_SECONDARY_BUS]);
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if (child_bus) {
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info->has_devices = true;
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info->devices = qmp_query_pci_devices(child_bus,
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dev->config[PCI_SECONDARY_BUS]);
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}
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}
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return info;
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}
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static PciDeviceInfo *qmp_query_pci_device(PCIDevice *dev, PCIBus *bus,
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int bus_num)
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{
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const pci_class_desc *desc;
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PciDeviceInfo *info;
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uint8_t type;
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int class;
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info = g_new0(PciDeviceInfo, 1);
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info->bus = bus_num;
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info->slot = PCI_SLOT(dev->devfn);
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info->function = PCI_FUNC(dev->devfn);
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info->class_info = g_new0(PciDeviceClass, 1);
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class = pci_get_word(dev->config + PCI_CLASS_DEVICE);
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info->class_info->q_class = class;
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desc = get_class_desc(class);
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if (desc->desc) {
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info->class_info->desc = g_strdup(desc->desc);
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}
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info->id = g_new0(PciDeviceId, 1);
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info->id->vendor = pci_get_word(dev->config + PCI_VENDOR_ID);
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info->id->device = pci_get_word(dev->config + PCI_DEVICE_ID);
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info->regions = qmp_query_pci_regions(dev);
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info->qdev_id = g_strdup(dev->qdev.id ? dev->qdev.id : "");
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info->irq_pin = dev->config[PCI_INTERRUPT_PIN];
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if (dev->config[PCI_INTERRUPT_PIN] != 0) {
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info->has_irq = true;
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info->irq = dev->config[PCI_INTERRUPT_LINE];
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}
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type = dev->config[PCI_HEADER_TYPE] & ~PCI_HEADER_TYPE_MULTI_FUNCTION;
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if (type == PCI_HEADER_TYPE_BRIDGE) {
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info->pci_bridge = qmp_query_pci_bridge(dev, bus, bus_num);
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} else if (type == PCI_HEADER_TYPE_NORMAL) {
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info->id->has_subsystem = info->id->has_subsystem_vendor = true;
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info->id->subsystem = pci_get_word(dev->config + PCI_SUBSYSTEM_ID);
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info->id->subsystem_vendor =
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pci_get_word(dev->config + PCI_SUBSYSTEM_VENDOR_ID);
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} else if (type == PCI_HEADER_TYPE_CARDBUS) {
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info->id->has_subsystem = info->id->has_subsystem_vendor = true;
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info->id->subsystem = pci_get_word(dev->config + PCI_CB_SUBSYSTEM_ID);
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info->id->subsystem_vendor =
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pci_get_word(dev->config + PCI_CB_SUBSYSTEM_VENDOR_ID);
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}
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return info;
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}
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static PciDeviceInfoList *qmp_query_pci_devices(PCIBus *bus, int bus_num)
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{
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PciDeviceInfoList *head = NULL, **tail = &head;
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PCIDevice *dev;
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int devfn;
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for (devfn = 0; devfn < ARRAY_SIZE(bus->devices); devfn++) {
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dev = bus->devices[devfn];
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if (dev) {
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QAPI_LIST_APPEND(tail, qmp_query_pci_device(dev, bus, bus_num));
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}
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}
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return head;
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}
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static PciInfo *qmp_query_pci_bus(PCIBus *bus, int bus_num)
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{
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PciInfo *info = NULL;
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bus = pci_find_bus_nr(bus, bus_num);
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if (bus) {
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info = g_malloc0(sizeof(*info));
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info->bus = bus_num;
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info->devices = qmp_query_pci_devices(bus, bus_num);
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}
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return info;
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}
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PciInfoList *qmp_query_pci(Error **errp)
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{
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PciInfoList *head = NULL, **tail = &head;
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PCIHostState *host_bridge;
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QLIST_FOREACH(host_bridge, &pci_host_bridges, next) {
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QAPI_LIST_APPEND(tail,
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qmp_query_pci_bus(host_bridge->bus,
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pci_bus_num(host_bridge->bus)));
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}
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return head;
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}
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186
hw/pci/pci.c
186
hw/pci/pci.c
@ -47,8 +47,8 @@
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#include "hw/hotplug.h"
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#include "hw/boards.h"
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#include "qapi/error.h"
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#include "qapi/qapi-commands-pci.h"
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#include "qemu/cutils.h"
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#include "pci-internal.h"
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//#define DEBUG_PCI
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#ifdef DEBUG_PCI
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@ -234,7 +234,6 @@ static const TypeInfo cxl_bus_info = {
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.class_init = pcie_bus_class_init,
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};
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static PCIBus *pci_find_bus_nr(PCIBus *bus, int bus_num);
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static void pci_update_mappings(PCIDevice *d);
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static void pci_irq_handler(void *opaque, int irq_num, int level);
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static void pci_add_option_rom(PCIDevice *pdev, bool is_default_rom, Error **);
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@ -243,7 +242,7 @@ static void pci_del_option_rom(PCIDevice *pdev);
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static uint16_t pci_default_sub_vendor_id = PCI_SUBVENDOR_ID_REDHAT_QUMRANET;
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static uint16_t pci_default_sub_device_id = PCI_SUBDEVICE_ID_QEMU;
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static QLIST_HEAD(, PCIHostState) pci_host_bridges;
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PCIHostStateList pci_host_bridges;
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int pci_bar(PCIDevice *d, int reg)
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{
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@ -1662,13 +1661,6 @@ int pci_swizzle_map_irq_fn(PCIDevice *pci_dev, int pin)
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/***********************************************************/
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/* monitor info on PCI */
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typedef struct {
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uint16_t class;
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const char *desc;
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const char *fw_name;
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uint16_t fw_ign_bits;
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} pci_class_desc;
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static const pci_class_desc pci_class_descriptions[] =
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{
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{ 0x0001, "VGA controller", "display"},
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@ -1776,7 +1768,7 @@ void pci_for_each_device(PCIBus *bus, int bus_num,
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}
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}
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static const pci_class_desc *get_class_desc(int class)
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const pci_class_desc *get_class_desc(int class)
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{
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const pci_class_desc *desc;
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@ -1788,176 +1780,6 @@ static const pci_class_desc *get_class_desc(int class)
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return desc;
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}
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static PciDeviceInfoList *qmp_query_pci_devices(PCIBus *bus, int bus_num);
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static PciMemoryRegionList *qmp_query_pci_regions(const PCIDevice *dev)
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{
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PciMemoryRegionList *head = NULL, **tail = &head;
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int i;
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for (i = 0; i < PCI_NUM_REGIONS; i++) {
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const PCIIORegion *r = &dev->io_regions[i];
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PciMemoryRegion *region;
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if (!r->size) {
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continue;
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}
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region = g_malloc0(sizeof(*region));
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if (r->type & PCI_BASE_ADDRESS_SPACE_IO) {
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region->type = g_strdup("io");
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} else {
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region->type = g_strdup("memory");
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region->has_prefetch = true;
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region->prefetch = !!(r->type & PCI_BASE_ADDRESS_MEM_PREFETCH);
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region->has_mem_type_64 = true;
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region->mem_type_64 = !!(r->type & PCI_BASE_ADDRESS_MEM_TYPE_64);
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}
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region->bar = i;
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region->address = r->addr;
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region->size = r->size;
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QAPI_LIST_APPEND(tail, region);
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}
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return head;
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}
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static PciBridgeInfo *qmp_query_pci_bridge(PCIDevice *dev, PCIBus *bus,
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int bus_num)
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{
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PciBridgeInfo *info;
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PciMemoryRange *range;
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info = g_new0(PciBridgeInfo, 1);
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info->bus = g_new0(PciBusInfo, 1);
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info->bus->number = dev->config[PCI_PRIMARY_BUS];
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info->bus->secondary = dev->config[PCI_SECONDARY_BUS];
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info->bus->subordinate = dev->config[PCI_SUBORDINATE_BUS];
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range = info->bus->io_range = g_new0(PciMemoryRange, 1);
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range->base = pci_bridge_get_base(dev, PCI_BASE_ADDRESS_SPACE_IO);
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range->limit = pci_bridge_get_limit(dev, PCI_BASE_ADDRESS_SPACE_IO);
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range = info->bus->memory_range = g_new0(PciMemoryRange, 1);
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range->base = pci_bridge_get_base(dev, PCI_BASE_ADDRESS_SPACE_MEMORY);
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range->limit = pci_bridge_get_limit(dev, PCI_BASE_ADDRESS_SPACE_MEMORY);
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range = info->bus->prefetchable_range = g_new0(PciMemoryRange, 1);
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range->base = pci_bridge_get_base(dev, PCI_BASE_ADDRESS_MEM_PREFETCH);
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range->limit = pci_bridge_get_limit(dev, PCI_BASE_ADDRESS_MEM_PREFETCH);
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if (dev->config[PCI_SECONDARY_BUS] != 0) {
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PCIBus *child_bus = pci_find_bus_nr(bus,
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dev->config[PCI_SECONDARY_BUS]);
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if (child_bus) {
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info->has_devices = true;
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info->devices = qmp_query_pci_devices(child_bus,
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dev->config[PCI_SECONDARY_BUS]);
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}
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}
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return info;
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}
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static PciDeviceInfo *qmp_query_pci_device(PCIDevice *dev, PCIBus *bus,
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int bus_num)
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{
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const pci_class_desc *desc;
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PciDeviceInfo *info;
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uint8_t type;
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int class;
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info = g_new0(PciDeviceInfo, 1);
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info->bus = bus_num;
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info->slot = PCI_SLOT(dev->devfn);
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info->function = PCI_FUNC(dev->devfn);
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info->class_info = g_new0(PciDeviceClass, 1);
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class = pci_get_word(dev->config + PCI_CLASS_DEVICE);
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info->class_info->q_class = class;
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desc = get_class_desc(class);
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if (desc->desc) {
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info->class_info->desc = g_strdup(desc->desc);
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}
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info->id = g_new0(PciDeviceId, 1);
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info->id->vendor = pci_get_word(dev->config + PCI_VENDOR_ID);
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info->id->device = pci_get_word(dev->config + PCI_DEVICE_ID);
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info->regions = qmp_query_pci_regions(dev);
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info->qdev_id = g_strdup(dev->qdev.id ? dev->qdev.id : "");
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info->irq_pin = dev->config[PCI_INTERRUPT_PIN];
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if (dev->config[PCI_INTERRUPT_PIN] != 0) {
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info->has_irq = true;
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info->irq = dev->config[PCI_INTERRUPT_LINE];
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}
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type = dev->config[PCI_HEADER_TYPE] & ~PCI_HEADER_TYPE_MULTI_FUNCTION;
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if (type == PCI_HEADER_TYPE_BRIDGE) {
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info->pci_bridge = qmp_query_pci_bridge(dev, bus, bus_num);
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} else if (type == PCI_HEADER_TYPE_NORMAL) {
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info->id->has_subsystem = info->id->has_subsystem_vendor = true;
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info->id->subsystem = pci_get_word(dev->config + PCI_SUBSYSTEM_ID);
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info->id->subsystem_vendor =
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pci_get_word(dev->config + PCI_SUBSYSTEM_VENDOR_ID);
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} else if (type == PCI_HEADER_TYPE_CARDBUS) {
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info->id->has_subsystem = info->id->has_subsystem_vendor = true;
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info->id->subsystem = pci_get_word(dev->config + PCI_CB_SUBSYSTEM_ID);
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info->id->subsystem_vendor =
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pci_get_word(dev->config + PCI_CB_SUBSYSTEM_VENDOR_ID);
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}
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return info;
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}
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static PciDeviceInfoList *qmp_query_pci_devices(PCIBus *bus, int bus_num)
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{
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PciDeviceInfoList *head = NULL, **tail = &head;
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PCIDevice *dev;
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int devfn;
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for (devfn = 0; devfn < ARRAY_SIZE(bus->devices); devfn++) {
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dev = bus->devices[devfn];
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if (dev) {
|
||||
QAPI_LIST_APPEND(tail, qmp_query_pci_device(dev, bus, bus_num));
|
||||
}
|
||||
}
|
||||
|
||||
return head;
|
||||
}
|
||||
|
||||
static PciInfo *qmp_query_pci_bus(PCIBus *bus, int bus_num)
|
||||
{
|
||||
PciInfo *info = NULL;
|
||||
|
||||
bus = pci_find_bus_nr(bus, bus_num);
|
||||
if (bus) {
|
||||
info = g_malloc0(sizeof(*info));
|
||||
info->bus = bus_num;
|
||||
info->devices = qmp_query_pci_devices(bus, bus_num);
|
||||
}
|
||||
|
||||
return info;
|
||||
}
|
||||
|
||||
PciInfoList *qmp_query_pci(Error **errp)
|
||||
{
|
||||
PciInfoList *head = NULL, **tail = &head;
|
||||
PCIHostState *host_bridge;
|
||||
|
||||
QLIST_FOREACH(host_bridge, &pci_host_bridges, next) {
|
||||
QAPI_LIST_APPEND(tail,
|
||||
qmp_query_pci_bus(host_bridge->bus,
|
||||
pci_bus_num(host_bridge->bus)));
|
||||
}
|
||||
|
||||
return head;
|
||||
}
|
||||
|
||||
/* Initialize a PCI NIC. */
|
||||
PCIDevice *pci_nic_init_nofail(NICInfo *nd, PCIBus *rootbus,
|
||||
const char *default_model,
|
||||
@ -2106,7 +1928,7 @@ static bool pci_root_bus_in_range(PCIBus *bus, int bus_num)
|
||||
return false;
|
||||
}
|
||||
|
||||
static PCIBus *pci_find_bus_nr(PCIBus *bus, int bus_num)
|
||||
PCIBus *pci_find_bus_nr(PCIBus *bus, int bus_num)
|
||||
{
|
||||
PCIBus *sec;
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user