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Fixes generated by 'codespell' and manually reviewed. Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
154 lines
3.8 KiB
C
154 lines
3.8 KiB
C
/******************************************************************************
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* elfnote.h
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*
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* Definitions used for the Xen ELF notes.
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*
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* Copyright (c) 2006, Ian Campbell, XenSource Ltd.
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*/
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#ifndef __XEN_PUBLIC_ELFNOTE_H__
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#define __XEN_PUBLIC_ELFNOTE_H__
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/*
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* The notes should live in a SHT_NOTE segment and have "Xen" in the
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* name field.
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*
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* Numeric types are either 4 or 8 bytes depending on the content of
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* the desc field.
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*
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* LEGACY indicated the fields in the legacy __xen_guest string which
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* this a note type replaces.
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*/
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/*
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* NAME=VALUE pair (string).
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*
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* LEGACY: FEATURES and PAE
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*/
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#define XEN_ELFNOTE_INFO 0
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/*
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* The virtual address of the entry point (numeric).
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*
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* LEGACY: VIRT_ENTRY
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*/
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#define XEN_ELFNOTE_ENTRY 1
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/* The virtual address of the hypercall transfer page (numeric).
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*
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* LEGACY: HYPERCALL_PAGE. (n.b. legacy value is a physical page
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* number not a virtual address)
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*/
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#define XEN_ELFNOTE_HYPERCALL_PAGE 2
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/* The virtual address where the kernel image should be mapped (numeric).
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*
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* Defaults to 0.
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*
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* LEGACY: VIRT_BASE
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*/
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#define XEN_ELFNOTE_VIRT_BASE 3
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/*
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* The offset of the ELF paddr field from the acutal required
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* pseudo-physical address (numeric).
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*
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* This is used to maintain backwards compatibility with older kernels
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* which wrote __PAGE_OFFSET into that field. This field defaults to 0
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* if not present.
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*
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* LEGACY: ELF_PADDR_OFFSET. (n.b. legacy default is VIRT_BASE)
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*/
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#define XEN_ELFNOTE_PADDR_OFFSET 4
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/*
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* The version of Xen that we work with (string).
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*
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* LEGACY: XEN_VER
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*/
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#define XEN_ELFNOTE_XEN_VERSION 5
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/*
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* The name of the guest operating system (string).
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*
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* LEGACY: GUEST_OS
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*/
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#define XEN_ELFNOTE_GUEST_OS 6
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/*
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* The version of the guest operating system (string).
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*
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* LEGACY: GUEST_VER
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*/
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#define XEN_ELFNOTE_GUEST_VERSION 7
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/*
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* The loader type (string).
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*
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* LEGACY: LOADER
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*/
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#define XEN_ELFNOTE_LOADER 8
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/*
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* The kernel supports PAE (x86/32 only, string = "yes" or "no").
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*
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* LEGACY: PAE (n.b. The legacy interface included a provision to
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* indicate 'extended-cr3' support allowing L3 page tables to be
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* placed above 4G. It is assumed that any kernel new enough to use
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* these ELF notes will include this and therefore "yes" here is
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* equivalent to "yes[entended-cr3]" in the __xen_guest interface.
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*/
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#define XEN_ELFNOTE_PAE_MODE 9
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/*
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* The features supported/required by this kernel (string).
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*
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* The string must consist of a list of feature names (as given in
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* features.h, without the "XENFEAT_" prefix) separated by '|'
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* characters. If a feature is required for the kernel to function
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* then the feature name must be preceded by a '!' character.
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*
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* LEGACY: FEATURES
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*/
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#define XEN_ELFNOTE_FEATURES 10
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/*
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* The kernel requires the symbol table to be loaded (string = "yes" or "no")
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* LEGACY: BSD_SYMTAB (n.b. The legacy treated the presence or absence
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* of this string as a boolean flag rather than requiring "yes" or
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* "no".
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*/
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#define XEN_ELFNOTE_BSD_SYMTAB 11
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/*
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* The lowest address the hypervisor hole can begin at (numeric).
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*
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* This must not be set higher than HYPERVISOR_VIRT_START. Its presence
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* also indicates to the hypervisor that the kernel can deal with the
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* hole starting at a higher address.
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*/
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#define XEN_ELFNOTE_HV_START_LOW 12
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/*
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* List of maddr_t-sized mask/value pairs describing how to recognize
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* (non-present) L1 page table entries carrying valid MFNs (numeric).
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*/
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#define XEN_ELFNOTE_L1_MFN_VALID 13
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/*
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* Whether or not the guest supports cooperative suspend cancellation.
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*/
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#define XEN_ELFNOTE_SUSPEND_CANCEL 14
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#endif /* __XEN_PUBLIC_ELFNOTE_H__ */
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/*
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* Local variables:
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* mode: C
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* c-set-style: "BSD"
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* c-basic-offset: 4
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* tab-width: 4
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* indent-tabs-mode: nil
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* End:
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*/
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