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Direktori : /proc/self/root/usr/lib/modules/5.15.0-125-generic/build/include/xen/ |
Current File : //proc/self/root/usr/lib/modules/5.15.0-125-generic/build/include/xen/xen.h |
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _XEN_XEN_H #define _XEN_XEN_H enum xen_domain_type { XEN_NATIVE, /* running on bare hardware */ XEN_PV_DOMAIN, /* running in a PV domain */ XEN_HVM_DOMAIN, /* running in a Xen hvm domain */ }; #ifdef CONFIG_XEN extern enum xen_domain_type xen_domain_type; #else #define xen_domain_type XEN_NATIVE #endif #ifdef CONFIG_XEN_PVH extern bool xen_pvh; #else #define xen_pvh 0 #endif #define xen_domain() (xen_domain_type != XEN_NATIVE) #define xen_pv_domain() (xen_domain_type == XEN_PV_DOMAIN) #define xen_hvm_domain() (xen_domain_type == XEN_HVM_DOMAIN) #define xen_pvh_domain() (xen_pvh) #include <linux/types.h> extern uint32_t xen_start_flags; #include <xen/interface/hvm/start_info.h> extern struct hvm_start_info pvh_start_info; #ifdef CONFIG_XEN_DOM0 #include <xen/interface/xen.h> #include <asm/xen/hypervisor.h> #define xen_initial_domain() (xen_domain() && \ (xen_start_flags & SIF_INITDOMAIN)) #else /* !CONFIG_XEN_DOM0 */ #define xen_initial_domain() (0) #endif /* CONFIG_XEN_DOM0 */ struct bio_vec; struct page; bool xen_biovec_phys_mergeable(const struct bio_vec *vec1, const struct page *page); #if defined(CONFIG_MEMORY_HOTPLUG) && defined(CONFIG_XEN_BALLOON) extern u64 xen_saved_max_mem_size; #endif #ifdef CONFIG_XEN_UNPOPULATED_ALLOC int xen_alloc_unpopulated_pages(unsigned int nr_pages, struct page **pages); void xen_free_unpopulated_pages(unsigned int nr_pages, struct page **pages); #else #define xen_alloc_unpopulated_pages alloc_xenballooned_pages #define xen_free_unpopulated_pages free_xenballooned_pages #include <xen/balloon.h> #endif #if defined(CONFIG_XEN_DOM0) && defined(CONFIG_ACPI) && defined(CONFIG_X86) bool __init xen_processor_present(uint32_t acpi_id); #else #include <linux/bug.h> static inline bool xen_processor_present(uint32_t acpi_id) { BUG(); return false; } #endif #endif /* _XEN_XEN_H */