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[Qemu-devel] [v2][PATCH 4/5] xen:hw:pci-host:piix: introduce xen_igd_pas
From: |
Tiejun Chen |
Subject: |
[Qemu-devel] [v2][PATCH 4/5] xen:hw:pci-host:piix: introduce xen_igd_passthrough_i440fx_init |
Date: |
Thu, 31 Jul 2014 14:31:38 +0800 |
This is almost same as an original i440fx_init but just
work with that xen igd host bridge to passthrough.
Signed-off-by: Tiejun Chen <address@hidden>
---
hw/pci-host/piix.c | 32 ++++++++++++++++++++++++++++++++
include/hw/i386/pc.h | 11 +++++++++++
2 files changed, 43 insertions(+)
v2:
* Based on patch #2 to regenerate
diff --git a/hw/pci-host/piix.c b/hw/pci-host/piix.c
index 8414864..5977841 100644
--- a/hw/pci-host/piix.c
+++ b/hw/pci-host/piix.c
@@ -465,6 +465,38 @@ PCIBus *i440fx_init(PCII440FXState **pi440fx_state,
return bus_bridge;
}
+PCIBus *xen_igd_passthrough_i440fx_init(PCII440FXState **pi440fx_state,
+ int *piix3_devfn,
+ ISABus **isa_bus,
+ qemu_irq *pic,
+ MemoryRegion *address_space_mem,
+ MemoryRegion *address_space_io,
+ ram_addr_t ram_size,
+ ram_addr_t below_4g_mem_size,
+ ram_addr_t above_4g_mem_size,
+ MemoryRegion *pci_address_space,
+ MemoryRegion *ram_memory)
+{
+ PCIDevice *d;
+ DeviceState *dev_bridge;
+ PCIBus *bus_bridge;
+
+ i440fx_pci_host_create(&dev_bridge, &bus_bridge, address_space_io,
+ pci_address_space);
+
+ d = i440fx_pci0_create(&bus_bridge,
+ TYPE_XEN_IGD_PASSTHROUGH_I440FX_PCI_DEVICE,
+ pi440fx_state);
+
+ bus_bridge = i440fx_pci_setup(&dev_bridge, &bus_bridge, d, pi440fx_state,
+ piix3_devfn, isa_bus, pic, address_space_mem,
+ address_space_io, ram_size,
below_4g_mem_size,
+ above_4g_mem_size, pci_address_space,
+ ram_memory);
+
+ return bus_bridge;
+}
+
PCIBus *find_i440fx(void)
{
PCIHostState *s = OBJECT_CHECK(PCIHostState,
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index f4b9b2b..65b75a2 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -240,6 +240,17 @@ PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int
*piix_devfn,
MemoryRegion *pci_memory,
MemoryRegion *ram_memory);
+PCIBus *xen_igd_passthrough_i440fx_init(PCII440FXState **pi440fx_state,
+ int *piix_devfn,
+ ISABus **isa_bus, qemu_irq *pic,
+ MemoryRegion *address_space_mem,
+ MemoryRegion *address_space_io,
+ ram_addr_t ram_size,
+ ram_addr_t below_4g_mem_size,
+ ram_addr_t above_4g_mem_size,
+ MemoryRegion *pci_memory,
+ MemoryRegion *ram_memory);
+
PCIBus *find_i440fx(void);
/* piix4.c */
extern PCIDevice *piix4_dev;
--
1.9.1
- [Qemu-devel] [v2][PATCH 0/5] xen: introduce new machine for IGD passthrough, Tiejun Chen, 2014/07/31
- [Qemu-devel] [v2][PATCH 3/5] xen:hw:pci-host:piix: create host bridge to passthrough, Tiejun Chen, 2014/07/31
- [Qemu-devel] [v2][PATCH 1/5] hw:i386:pc_piix: split pc_init1(), Tiejun Chen, 2014/07/31
- [Qemu-devel] [v2][PATCH 2/5] hw:pci-host:piix: split i440fx_init, Tiejun Chen, 2014/07/31
- Re: [Qemu-devel] [v2][PATCH 2/5] hw:pci-host:piix: split i440fx_init, Michael S. Tsirkin, 2014/07/31
- Re: [Qemu-devel] [v2][PATCH 2/5] hw:pci-host:piix: split i440fx_init, Chen, Tiejun, 2014/07/31
- Re: [Qemu-devel] [v2][PATCH 2/5] hw:pci-host:piix: split i440fx_init, Michael S. Tsirkin, 2014/07/31
- Re: [Qemu-devel] [v2][PATCH 2/5] hw:pci-host:piix: split i440fx_init, Chen, Tiejun, 2014/07/31
- Re: [Qemu-devel] [v2][PATCH 2/5] hw:pci-host:piix: split i440fx_init, Chen, Tiejun, 2014/07/31
[Qemu-devel] [v2][PATCH 5/5] xen:hw:i386:pc_piix: introduce new machine for IGD passthrough, Tiejun Chen, 2014/07/31
[Qemu-devel] [v2][PATCH 4/5] xen:hw:pci-host:piix: introduce xen_igd_passthrough_i440fx_init,
Tiejun Chen <=
Re: [Qemu-devel] [v2][PATCH 0/5] xen: introduce new machine for IGD passthrough, Michael S. Tsirkin, 2014/07/31