Files
system76-edk2/OvmfPkg/XenBusDxe/XenBusDxe.h
Anthony PERARD abcbbb14a4 OvmfPkg/XenBusDxe: Add support to make Xen Hypercalls.
Change in V4:
- Replace the license by the commonly used file header text.
- add file header to XenHypercall.h (license, copyright, brief desc)

Change in V3:
- adding IA32 support. (not reviewed yet)
  both XenBusDxe/Ia32/hypercall.{S,asm} file are new

Change in V2:
- file header, copyright
- Add License
- Add push/pop instruction.
- fix types
- Comment of exported functions
- Improve coding style
- Add error handling in the main init function (of the drivers)
- Comment assembly

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16260 6f19259b-4bc3-4df7-8a09-765794883524
2014-10-29 06:49:10 +00:00

94 lines
2.1 KiB
C

/** @file
Function declaration and internal data for XenBusDxe.
Copyright (C) 2014, Citrix Ltd.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef __EFI_XENBUS_DXE_H__
#define __EFI_XENBUS_DXE_H__
#include <Uefi.h>
//
// Libraries
//
#include <Library/UefiBootServicesTableLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/BaseLib.h>
#include <Library/UefiLib.h>
#include <Library/DevicePathLib.h>
#include <Library/DebugLib.h>
//
// UEFI Driver Model Protocols
//
#include <Protocol/DriverBinding.h>
//
// Consumed Protocols
//
#include <Protocol/PciIo.h>
//
// Produced Protocols
//
//
// Driver Version
//
#define XENBUS_DXE_VERSION 0x00000010
//
// Protocol instances
//
extern EFI_DRIVER_BINDING_PROTOCOL gXenBusDxeDriverBinding;
extern EFI_COMPONENT_NAME2_PROTOCOL gXenBusDxeComponentName2;
extern EFI_COMPONENT_NAME_PROTOCOL gXenBusDxeComponentName;
//
// Include files with function prototypes
//
#include "DriverBinding.h"
#include "ComponentName.h"
//
// Other stuff
//
#include <IndustryStandard/Xen/xen.h>
#define PCI_VENDOR_ID_XEN 0x5853
#define PCI_DEVICE_ID_XEN_PLATFORM 0x0001
typedef struct _XENBUS_DEVICE XENBUS_DEVICE;
// Have the state of the driver.
#define XENBUS_DEVICE_SIGNATURE SIGNATURE_32 ('X','B','s','t')
struct _XENBUS_DEVICE {
UINT32 Signature;
EFI_DRIVER_BINDING_PROTOCOL *This;
EFI_HANDLE ControllerHandle;
EFI_EVENT ExitBootEvent;
VOID *Hyperpage;
shared_info_t *SharedInfo;
};
#endif