Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream-qgraph' into staging

qgraph project from GSoC 2018

# gpg: Signature made Thu 07 Mar 2019 16:29:17 GMT
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream-qgraph: (57 commits)
  qos-test: megasas test node
  qos-test: e1000 test node
  qos-test: eepro100 test node
  qos-test: es1370 test node
  qos-test: vmxnet3 test node
  qos-test: usb-hcd-ohci test node
  qos-test: spapr-phb test node
  qos-test: pcnet test node
  qos-test: nvme test node
  qos-test: ne2k_pci test node
  qos-test: ipoctal232 test node
  qos-test: tpci200 test node
  qos-test: ac97 test node
  tests: move virtio entirely to qos-test
  tests/libqos: remove pre-qgraph QVirtioPCIDevice API
  qos-test: virtio-scsi test node
  tests/libqos: virtio-scsi driver and interface nodes
  qos-test: vhost-user test node
  vhost-user-test: always use 256 MiB of guest memory
  tests/libqos: support multiqueue for virtio-net
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 56 insertions, 30 deletions

diff --git a/tests/libqos/pci-pc.c b/tests/libqos/pci-pc.c
index a4fc02b5d8..4ab16facf2 100644
--- a/tests/libqos/pci-pc.c
+++ b/tests/libqos/pci-pc.c
@@ -18,15 +18,9 @@
 
 #include "qemu-common.h"
 
-
 #define ACPI_PCIHP_ADDR         0xae00
 #define PCI_EJ_BASE             0x0008
 
-typedef struct QPCIBusPC
-{
-    QPCIBus bus;
-} QPCIBusPC;
-
 static uint8_t qpci_pc_pio_readb(QPCIBus *bus, uint32_t addr)
 {
     return qtest_inb(bus->qts, addr);
@@ -116,44 +110,68 @@ static void qpci_pc_config_writel(QPCIBus *bus, int devfn, uint8_t offset, uint3
     qtest_outl(bus->qts, 0xcfc, value);
 }
 
-QPCIBus *qpci_init_pc(QTestState *qts, QGuestAllocator *alloc)
+static void *qpci_pc_get_driver(void *obj, const char *interface)
 {
-    QPCIBusPC *ret = g_new0(QPCIBusPC, 1);
+    QPCIBusPC *qpci = obj;
+    if (!g_strcmp0(interface, "pci-bus")) {
+        return &qpci->bus;
+    }
+    fprintf(stderr, "%s not present in pci-bus-pc\n", interface);
+    g_assert_not_reached();
+}
 
+void qpci_init_pc(QPCIBusPC *qpci, QTestState *qts, QGuestAllocator *alloc)
+{
     assert(qts);
 
-    ret->bus.pio_readb = qpci_pc_pio_readb;
-    ret->bus.pio_readw = qpci_pc_pio_readw;
-    ret->bus.pio_readl = qpci_pc_pio_readl;
-    ret->bus.pio_readq = qpci_pc_pio_readq;
+    /* tests can use pci-bus */
+    qpci->bus.has_buggy_msi = FALSE;
+
+    qpci->bus.pio_readb = qpci_pc_pio_readb;
+    qpci->bus.pio_readw = qpci_pc_pio_readw;
+    qpci->bus.pio_readl = qpci_pc_pio_readl;
+    qpci->bus.pio_readq = qpci_pc_pio_readq;
 
-    ret->bus.pio_writeb = qpci_pc_pio_writeb;
-    ret->bus.pio_writew = qpci_pc_pio_writew;
-    ret->bus.pio_writel = qpci_pc_pio_writel;
-    ret->bus.pio_writeq = qpci_pc_pio_writeq;
+    qpci->bus.pio_writeb = qpci_pc_pio_writeb;
+    qpci->bus.pio_writew = qpci_pc_pio_writew;
+    qpci->bus.pio_writel = qpci_pc_pio_writel;
+    qpci->bus.pio_writeq = qpci_pc_pio_writeq;
 
-    ret->bus.memread = qpci_pc_memread;
-    ret->bus.memwrite = qpci_pc_memwrite;
+    qpci->bus.memread = qpci_pc_memread;
+    qpci->bus.memwrite = qpci_pc_memwrite;
 
-    ret->bus.config_readb = qpci_pc_config_readb;
-    ret->bus.config_readw = qpci_pc_config_readw;
-    ret->bus.config_readl = qpci_pc_config_readl;
+    qpci->bus.config_readb = qpci_pc_config_readb;
+    qpci->bus.config_readw = qpci_pc_config_readw;
+    qpci->bus.config_readl = qpci_pc_config_readl;
 
-    ret->bus.config_writeb = qpci_pc_config_writeb;
-    ret->bus.config_writew = qpci_pc_config_writew;
-    ret->bus.config_writel = qpci_pc_config_writel;
+    qpci->bus.config_writeb = qpci_pc_config_writeb;
+    qpci->bus.config_writew = qpci_pc_config_writew;
+    qpci->bus.config_writel = qpci_pc_config_writel;
 
-    ret->bus.qts = qts;
-    ret->bus.pio_alloc_ptr = 0xc000;
-    ret->bus.mmio_alloc_ptr = 0xE0000000;
-    ret->bus.mmio_limit = 0x100000000ULL;
+    qpci->bus.qts = qts;
+    qpci->bus.pio_alloc_ptr = 0xc000;
+    qpci->bus.mmio_alloc_ptr = 0xE0000000;
+    qpci->bus.mmio_limit = 0x100000000ULL;
 
-    return &ret->bus;
+    qpci->obj.get_driver = qpci_pc_get_driver;
+}
+
+QPCIBus *qpci_new_pc(QTestState *qts, QGuestAllocator *alloc)
+{
+    QPCIBusPC *qpci = g_new0(QPCIBusPC, 1);
+    qpci_init_pc(qpci, qts, alloc);
+
+    return &qpci->bus;
 }
 
 void qpci_free_pc(QPCIBus *bus)
 {
-    QPCIBusPC *s = container_of(bus, QPCIBusPC, bus);
+    QPCIBusPC *s;
+
+    if (!bus) {
+        return;
+    }
+    s = container_of(bus, QPCIBusPC, bus);
 
     g_free(s);
 }
@@ -172,3 +190,11 @@ void qpci_unplug_acpi_device_test(const char *id, uint8_t slot)
 
     qmp_eventwait("DEVICE_DELETED");
 }
+
+static void qpci_pc_register_nodes(void)
+{
+    qos_node_create_driver("pci-bus-pc", NULL);
+    qos_node_produces("pci-bus-pc", "pci-bus");
+}
+
+libqos_init(qpci_pc_register_nodes);