diff options
Diffstat (limited to 'qemu/hw/i386/xen/xen_pvdevice.c')
| -rw-r--r-- | qemu/hw/i386/xen/xen_pvdevice.c | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/qemu/hw/i386/xen/xen_pvdevice.c b/qemu/hw/i386/xen/xen_pvdevice.c deleted file mode 100644 index c093b3445..000000000 --- a/qemu/hw/i386/xen/xen_pvdevice.c +++ /dev/null @@ -1,137 +0,0 @@ -/* Copyright (c) Citrix Systems Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, - * with or without modification, are permitted provided - * that the following conditions are met: - * - * * Redistributions of source code must retain the above - * copyright notice, this list of conditions and the - * following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the - * following disclaimer in the documentation and/or other - * materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND - * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, - * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include "qemu/osdep.h" -#include "qapi/error.h" -#include "hw/hw.h" -#include "hw/pci/pci.h" -#include "trace.h" - -#define TYPE_XEN_PV_DEVICE "xen-pvdevice" - -#define XEN_PV_DEVICE(obj) \ - OBJECT_CHECK(XenPVDevice, (obj), TYPE_XEN_PV_DEVICE) - -typedef struct XenPVDevice { - /*< private >*/ - PCIDevice parent_obj; - /*< public >*/ - uint16_t vendor_id; - uint16_t device_id; - uint8_t revision; - uint32_t size; - MemoryRegion mmio; -} XenPVDevice; - -static uint64_t xen_pv_mmio_read(void *opaque, hwaddr addr, - unsigned size) -{ - trace_xen_pv_mmio_read(addr); - - return ~(uint64_t)0; -} - -static void xen_pv_mmio_write(void *opaque, hwaddr addr, - uint64_t val, unsigned size) -{ - trace_xen_pv_mmio_write(addr); -} - -static const MemoryRegionOps xen_pv_mmio_ops = { - .read = &xen_pv_mmio_read, - .write = &xen_pv_mmio_write, - .endianness = DEVICE_LITTLE_ENDIAN, -}; - -static void xen_pv_realize(PCIDevice *pci_dev, Error **errp) -{ - XenPVDevice *d = XEN_PV_DEVICE(pci_dev); - uint8_t *pci_conf; - - /* device-id property must always be supplied */ - if (d->device_id == 0xffff) { - error_setg(errp, "Device ID invalid, it must always be supplied"); - return; - } - - pci_conf = pci_dev->config; - - pci_set_word(pci_conf + PCI_VENDOR_ID, d->vendor_id); - pci_set_word(pci_conf + PCI_SUBSYSTEM_VENDOR_ID, d->vendor_id); - pci_set_word(pci_conf + PCI_DEVICE_ID, d->device_id); - pci_set_word(pci_conf + PCI_SUBSYSTEM_ID, d->device_id); - pci_set_byte(pci_conf + PCI_REVISION_ID, d->revision); - - pci_set_word(pci_conf + PCI_COMMAND, PCI_COMMAND_MEMORY); - - pci_config_set_prog_interface(pci_conf, 0); - - pci_conf[PCI_INTERRUPT_PIN] = 1; - - memory_region_init_io(&d->mmio, NULL, &xen_pv_mmio_ops, d, - "mmio", d->size); - - pci_register_bar(pci_dev, 1, PCI_BASE_ADDRESS_MEM_PREFETCH, - &d->mmio); -} - -static Property xen_pv_props[] = { - DEFINE_PROP_UINT16("vendor-id", XenPVDevice, vendor_id, PCI_VENDOR_ID_XEN), - DEFINE_PROP_UINT16("device-id", XenPVDevice, device_id, 0xffff), - DEFINE_PROP_UINT8("revision", XenPVDevice, revision, 0x01), - DEFINE_PROP_UINT32("size", XenPVDevice, size, 0x400000), - DEFINE_PROP_END_OF_LIST() -}; - -static void xen_pv_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - - k->realize = xen_pv_realize; - k->class_id = PCI_CLASS_SYSTEM_OTHER; - dc->desc = "Xen PV Device"; - dc->props = xen_pv_props; -} - -static const TypeInfo xen_pv_type_info = { - .name = TYPE_XEN_PV_DEVICE, - .parent = TYPE_PCI_DEVICE, - .instance_size = sizeof(XenPVDevice), - .class_init = xen_pv_class_init, -}; - -static void xen_pv_register_types(void) -{ - type_register_static(&xen_pv_type_info); -} - -type_init(xen_pv_register_types) |