NetBSD/sys/arch/xen/include/xen-public/hvm/e820.h
cegger 230bc32186 Welcome to Xen 4.1.2 headers.
New interfaces for PV drivers:
- Xen transcedent memory
- USB IO
- SCSI IO

PCI IO improvements:
- PCI MSI support
- PCI Express AER support

New features:
- xen honors flags to be placed into guest kernel available pte bits
  if enabled (for grant table)
- support for 128 vcpus
  (old interface is still present and supports up to 32 vcpus)
- PCI passthrough: new hypercalls to support SR-IOV
- new hypercall for physical cpu hotplugging
- new hypercall for physical page offlining
- fixes to compile with clang
- machine check recovery mechanism
2011-12-07 14:41:15 +00:00

36 lines
1.6 KiB
C

/* $NetBSD: e820.h,v 1.1.1.2 2011/12/07 14:41:17 cegger Exp $ */
/*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef __XEN_PUBLIC_HVM_E820_H__
#define __XEN_PUBLIC_HVM_E820_H__
/* E820 location in HVM virtual address space. */
#define HVM_E820_PAGE 0x00090000
#define HVM_E820_NR_OFFSET 0x000001E8
#define HVM_E820_OFFSET 0x000002D0
#define HVM_BELOW_4G_RAM_END 0xF0000000
#define HVM_BELOW_4G_MMIO_START HVM_BELOW_4G_RAM_END
#define HVM_BELOW_4G_MMIO_LENGTH ((1ULL << 32) - HVM_BELOW_4G_MMIO_START)
#endif /* __XEN_PUBLIC_HVM_E820_H__ */