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 김민수
BSP 최초 추가
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/******************************************************************************
* features.h
*
* Feature flags, reported by XENVER_get_features.
*
* Copyright (c) 2006, Keir Fraser <keir@xensource.com>
*/
#ifndef __XEN_PUBLIC_FEATURES_H__
#define __XEN_PUBLIC_FEATURES_H__
/*
* If set, the guest does not need to write-protect its pagetables, and can
* update them via direct writes.
*/
#define XENFEAT_writable_page_tables 0
/*
* If set, the guest does not need to write-protect its segment descriptor
* tables, and can update them via direct writes.
*/
#define XENFEAT_writable_descriptor_tables 1
/*
* If set, translation between the guest's 'pseudo-physical' address space
* and the host's machine address space are handled by the hypervisor. In this
* mode the guest does not need to perform phys-to/from-machine translations
* when performing page table operations.
*/
#define XENFEAT_auto_translated_physmap 2
/* If set, the guest is running in supervisor mode (e.g., x86 ring 0). */
#define XENFEAT_supervisor_mode_kernel 3
/*
* If set, the guest does not need to allocate x86 PAE page directories
* below 4GB. This flag is usually implied by auto_translated_physmap.
*/
#define XENFEAT_pae_pgdir_above_4gb 4
/* x86: Does this Xen host support the MMU_PT_UPDATE_PRESERVE_AD hypercall? */
#define XENFEAT_mmu_pt_update_preserve_ad 5
/* x86: Does this Xen host support the HVM callback vector type? */
#define XENFEAT_hvm_callback_vector 8
/* x86: pvclock algorithm is safe to use on HVM */
#define XENFEAT_hvm_safe_pvclock 9
/* x86: pirq can be used by HVM guests */
#define XENFEAT_hvm_pirqs 10
/* operation as Dom0 is supported */
#define XENFEAT_dom0 11
#define XENFEAT_NR_SUBMAPS 1
#endif /* __XEN_PUBLIC_FEATURES_H__ */
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