qapi: Convert query-pci

This also fixes a bug with the old version: QMP would invert device id
and vendor id. This would look ok on HMP because it was printing
"device:vendor" instead of "vendor:device".

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>

1 files changed, 101 insertions, 0 deletions

diff --git a/hmp.c b/hmp.c
index e0b40b1..443d3a7 100644
--- a/hmp.c
+++ b/hmp.c
@@ -388,6 +388,107 @@ void hmp_info_balloon(Monitor *mon)
     qapi_free_BalloonInfo(info);
 }
 
+static void hmp_info_pci_device(Monitor *mon, const PciDeviceInfo *dev)
+{
+    PciMemoryRegionList *region;
+
+    monitor_printf(mon, "  Bus %2" PRId64 ", ", dev->bus);
+    monitor_printf(mon, "device %3" PRId64 ", function %" PRId64 ":\n",
+                   dev->slot, dev->function);
+    monitor_printf(mon, "    ");
+
+    if (dev->class_info.has_desc) {
+        monitor_printf(mon, "%s", dev->class_info.desc);
+    } else {
+        monitor_printf(mon, "Class %04" PRId64, dev->class_info.class);
+    }
+
+    monitor_printf(mon, ": PCI device %04" PRIx64 ":%04" PRIx64 "\n",
+                   dev->id.vendor, dev->id.device);
+
+    if (dev->has_irq) {
+        monitor_printf(mon, "      IRQ %" PRId64 ".\n", dev->irq);
+    }
+
+    if (dev->has_pci_bridge) {
+        monitor_printf(mon, "      BUS %" PRId64 ".\n",
+                       dev->pci_bridge->bus.number);
+        monitor_printf(mon, "      secondary bus %" PRId64 ".\n",
+                       dev->pci_bridge->bus.secondary);
+        monitor_printf(mon, "      subordinate bus %" PRId64 ".\n",
+                       dev->pci_bridge->bus.subordinate);
+
+        monitor_printf(mon, "      IO range [0x%04"PRIx64", 0x%04"PRIx64"]\n",
+                       dev->pci_bridge->bus.io_range->base,
+                       dev->pci_bridge->bus.io_range->limit);
+
+        monitor_printf(mon,
+                       "      memory range [0x%08"PRIx64", 0x%08"PRIx64"]\n",
+                       dev->pci_bridge->bus.memory_range->base,
+                       dev->pci_bridge->bus.memory_range->limit);
+
+        monitor_printf(mon, "      prefetchable memory range "
+                       "[0x%08"PRIx64", 0x%08"PRIx64"]\n",
+                       dev->pci_bridge->bus.prefetchable_range->base,
+                       dev->pci_bridge->bus.prefetchable_range->limit);
+    }
+
+    for (region = dev->regions; region; region = region->next) {
+        uint64_t addr, size;
+
+        addr = region->value->address;
+        size = region->value->size;
+
+        monitor_printf(mon, "      BAR%" PRId64 ": ", region->value->bar);
+
+        if (!strcmp(region->value->type, "io")) {
+            monitor_printf(mon, "I/O at 0x%04" PRIx64
+                                " [0x%04" PRIx64 "].\n",
+                           addr, addr + size - 1);
+        } else {
+            monitor_printf(mon, "%d bit%s memory at 0x%08" PRIx64
+                               " [0x%08" PRIx64 "].\n",
+                           region->value->mem_type_64 ? 64 : 32,
+                           region->value->prefetch ? " prefetchable" : "",
+                           addr, addr + size - 1);
+        }
+    }
+
+    monitor_printf(mon, "      id \"%s\"\n", dev->qdev_id);
+
+    if (dev->has_pci_bridge) {
+        if (dev->pci_bridge->has_devices) {
+            PciDeviceInfoList *cdev;
+            for (cdev = dev->pci_bridge->devices; cdev; cdev = cdev->next) {
+                hmp_info_pci_device(mon, cdev->value);
+            }
+        }
+    }
+}
+
+void hmp_info_pci(Monitor *mon)
+{
+    PciInfoList *info;
+    Error *err = NULL;
+
+    info = qmp_query_pci(&err);
+    if (err) {
+        monitor_printf(mon, "PCI devices not supported\n");
+        error_free(err);
+        return;
+    }
+
+    for (; info; info = info->next) {
+        PciDeviceInfoList *dev;
+
+        for (dev = info->value->devices; dev; dev = dev->next) {
+            hmp_info_pci_device(mon, dev->value);
+        }
+    }
+
+    qapi_free_PciInfoList(info);
+}
+
 void hmp_quit(Monitor *mon, const QDict *qdict)
 {
     monitor_suspend(mon);