[Xen-devel] [patch] Add PCI Subsystem IDs

[Gerd Hoffmann <kraxel@xxxxxxx>]

  Hi,

This patch adds PCI Subsystem IDs to qemu's emulated devices.

please apply,
  Gerd

-- 
Gerd Hoffmann <kraxel@xxxxxxx>

Add PCI subsystem ID

This patch adds the PCI Subsystem ID 5853:0001 to the virtual
devices emulated by qemu (ide, nic, vga).

Signed-off-by: Gerd Hoffmann <kraxel@xxxxxxx>
---
 tools/ioemu/hw/cirrus_vga.c |    4 ++++
 tools/ioemu/hw/ide.c        |    4 ++++
 tools/ioemu/hw/rtl8139.c    |    6 ++++--
 3 files changed, 12 insertions(+), 2 deletions(-)

Index: build-32-unstable-13800/tools/ioemu/hw/rtl8139.c
===================================================================
--- build-32-unstable-13800.orig/tools/ioemu/hw/rtl8139.c
+++ build-32-unstable-13800/tools/ioemu/hw/rtl8139.c
@@ -3423,8 +3423,10 @@ void pci_rtl8139_init(PCIBus *bus, NICIn
     pci_conf[0x0e] = 0x00; /* header_type */
     pci_conf[0x3d] = 1;    /* interrupt pin 0 */
     pci_conf[0x34] = 0xdc;
-    pci_conf[0x2c] = pci_conf[0x00]; // same as Vendor ID
-    pci_conf[0x2d] = pci_conf[0x01];
+    pci_conf[0x2c] = 0x53; /* subsystem vendor: XenSource */
+    pci_conf[0x2d] = 0x58;
+    pci_conf[0x2e] = 0x01; /* subsystem device */
+    pci_conf[0x2f] = 0x00;
 
     s = &d->rtl8139;
 
Index: build-32-unstable-13800/tools/ioemu/hw/cirrus_vga.c
===================================================================
--- build-32-unstable-13800.orig/tools/ioemu/hw/cirrus_vga.c
+++ build-32-unstable-13800/tools/ioemu/hw/cirrus_vga.c
@@ -3340,6 +3340,10 @@ void pci_cirrus_vga_init(PCIBus *bus, Di
     pci_conf[0x0a] = PCI_CLASS_SUB_VGA;
     pci_conf[0x0b] = PCI_CLASS_BASE_DISPLAY;
     pci_conf[0x0e] = PCI_CLASS_HEADERTYPE_00h;
+    pci_conf[0x2c] = 0x53; /* subsystem vendor: XenSource */
+    pci_conf[0x2d] = 0x58;
+    pci_conf[0x2e] = 0x01; /* subsystem device */
+    pci_conf[0x2f] = 0x00;
 
     /* setup VGA */
     s = &d->cirrus_vga;
Index: build-32-unstable-13800/tools/ioemu/hw/ide.c
===================================================================
--- build-32-unstable-13800.orig/tools/ioemu/hw/ide.c
+++ build-32-unstable-13800/tools/ioemu/hw/ide.c
@@ -2502,6 +2502,10 @@ void pci_piix3_ide_init(PCIBus *bus, Blo
     pci_conf[0x0a] = 0x01; // class_sub = PCI_IDE
     pci_conf[0x0b] = 0x01; // class_base = PCI_mass_storage
     pci_conf[0x0e] = 0x00; // header_type
+    pci_conf[0x2c] = 0x53; /* subsystem vendor: XenSource */
+    pci_conf[0x2d] = 0x58;
+    pci_conf[0x2e] = 0x01; /* subsystem device */
+    pci_conf[0x2f] = 0x00;
 
     pci_register_io_region((PCIDevice *)d, 4, 0x10, 
                            PCI_ADDRESS_SPACE_IO, bmdma_map);

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