diff mbox

[03/12] pci: add a pci_vga_init() function

Message ID 1347103584-20598-4-git-send-email-aurelien@aurel32.net
State New
Headers show

Commit Message

Aurelien Jarno Sept. 8, 2012, 11:26 a.m. UTC 
This function create a PCI VGA device according to the value of
vga_interface_type. It returns a PCIDevice (and not a DeviceState).

Cc: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---
 hw/pci.c |   18 ++++++++++++++++++
 hw/pci.h |    3 +++
 2 files changed, 21 insertions(+)
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Patch

diff --git a/hw/pci.c b/hw/pci.c
index 4d95984..1b775b6 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -1474,6 +1474,24 @@  PCIDevice *pci_nic_init_nofail(NICInfo *nd, const char *default_model,
     return res;
 }
 
+PCIDevice *pci_vga_init(PCIBus *bus)
+{
+    switch (vga_interface_type) {
+    case VGA_CIRRUS:
+        return pci_create_simple(bus, -1, "cirrus-vga");
+    case VGA_QXL:
+        return pci_create_simple(bus, -1, "qxl-vga");
+    case VGA_STD:
+        return pci_create_simple(bus, -1, "VGA");
+    case VGA_VMWARE:
+        return pci_create_simple(bus, -1, "vmware-svga");
+    case VGA_NONE:
+    default: /* Other non-PCI types. Checking for unsupported types is already
+                done in vl.c. */
+        return NULL;
+    }
+}
+
 /* Whether a given bus number is in range of the secondary
  * bus of the given bridge device. */
 static bool pci_secondary_bus_in_range(PCIDevice *dev, int bus_num)
diff --git a/hw/pci.h b/hw/pci.h
index 4b6ab3d..84b43b2 100644
--- a/hw/pci.h
+++ b/hw/pci.h
@@ -334,6 +334,9 @@  PCIDevice *pci_nic_init(NICInfo *nd, const char *default_model,
                         const char *default_devaddr);
 PCIDevice *pci_nic_init_nofail(NICInfo *nd, const char *default_model,
                                const char *default_devaddr);
+
+PCIDevice *pci_vga_init(PCIBus *bus);
+
 int pci_bus_num(PCIBus *s);
 void pci_for_each_device(PCIBus *bus, int bus_num,
                          void (*fn)(PCIBus *bus, PCIDevice *d, void *opaque),