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cl349@firebug.cl.cam.ac.uk
1ba8680ea4
From: "Magenheimer, Dan (HP Labs Fort Collins)" <dan.magenheimer@hp.com> Signed-off-by: Christian Limpach <Christian.Limpach@cl.cam.ac.uk>
71 lines
2.5 KiB
C
71 lines
2.5 KiB
C
/******************************************************************************
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* hypervisor.h
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*
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* Linux-specific hypervisor handling.
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*
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* Copyright (c) 2002-2004, K A Fraser
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*
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* This file may be distributed separately from the Linux kernel, or
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* incorporated into other software packages, subject to the following license:
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this source file (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy, modify,
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* merge, publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef __HYPERVISOR_H__
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#define __HYPERVISOR_H__
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#include <linux/config.h>
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#include <linux/types.h>
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#include <linux/kernel.h>
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#include <linux/version.h>
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#include <xen/interface/xen.h>
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#include <xen/interface/dom0_ops.h>
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#include <asm/ptrace.h>
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#include <asm/page.h>
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extern shared_info_t *HYPERVISOR_shared_info;
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extern start_info_t *xen_start_info;
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void force_evtchn_callback(void);
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#include <asm/hypercall.h>
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// for drivers/xen/privcmd/privcmd.c
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#define direct_remap_pfn_range(a,b,c,d,e,f) remap_pfn_range(a,b,c,d,e)
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#define pfn_to_mfn(x) (x)
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#define mfn_to_pfn(x) (x)
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#define machine_to_phys_mapping 0
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// for drivers/xen/balloon/balloon.c
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#ifdef CONFIG_XEN_SCRUB_PAGES
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#define scrub_pages(_p,_n) memset((void *)(_p), 0, (_n) << PAGE_SHIFT)
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#else
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#define scrub_pages(_p,_n) ((void)0)
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#endif
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#define pte_mfn(_x) pte_pfn(_x)
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#define INVALID_P2M_ENTRY (~0UL)
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#define __pte_ma(_x) ((pte_t) {(_x)})
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#define phys_to_machine_mapping_valid(_x) (1)
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#define kmap_flush_unused() do {} while (0)
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#define set_phys_to_machine(_x,_y) do {} while (0)
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#define xen_machphys_update(_x,_y) do {} while (0)
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#define pfn_pte_ma(_x,_y) __pte_ma(0)
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#endif /* __HYPERVISOR_H__ */
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