mirror of
https://github.com/xen-project/xen.git
synced 2026-10-28 10:11:27 +01:00
Juergen Gross
af6c78d9dc
Today tools/libxc needs to be built after tools/libs as libxenctrl is depending on some libraries in tools/libs. This in turn blocks moving other libraries depending on libxenctrl below tools/libs. So carve out libxenctrl from tools/libxc and move it into tools/libs/ctrl. Signed-off-by: Juergen Gross <jgross@suse.com> Reviewed-by: Samuel Thibault <samuel.thibault@ens-lyon.org> (stubdom parts) Acked-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com> (python parts) Acked-by: Wei Liu <wl@xen.org>
184 lines
7.0 KiB
C
184 lines
7.0 KiB
C
/*
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* Compat shims for use of 3rd party consumers of libxenctrl
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* functionality which has been split into separate libraries.
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*
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* New code should use the separate libraries.
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*
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* Each interface must be opted-into separately by defining:
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*
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* XC_WANT_COMPAT_EVTCHN_API
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* - Functions relating to /dev/xen/evtchn
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*/
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#ifndef XENCTRL_COMPAT_H
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#define XENCTRL_COMPAT_H
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#ifdef XC_WANT_COMPAT_MAP_FOREIGN_API
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/**
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* Memory maps a range within one domain to a local address range. Mappings
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* should be unmapped with munmap and should follow the same rules as mmap
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* regarding page alignment. Returns NULL on failure.
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*
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* @parm xch a handle on an open hypervisor interface
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* @parm dom the domain to map memory from
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* @parm size the amount of memory to map (in multiples of page size)
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* @parm prot same flag as in mmap().
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* @parm mfn the frame address to map.
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*/
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void *xc_map_foreign_range(xc_interface *xch, uint32_t dom,
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int size, int prot,
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unsigned long mfn );
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void *xc_map_foreign_pages(xc_interface *xch, uint32_t dom, int prot,
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const xen_pfn_t *arr, int num );
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/* Nothing within the library itself other than the compat wrapper
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* itself should be using this, everything inside has access to
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* xenforeignmemory_map().
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*/
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#if !defined(XC_INTERNAL_COMPAT_MAP_FOREIGN_API) || \
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defined(XC_BUILDING_COMPAT_MAP_FOREIGN_API)
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/**
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* Like xc_map_foreign_pages(), except it can succeed partially.
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* When a page cannot be mapped, its respective field in @err is
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* set to the corresponding errno value.
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*/
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void *xc_map_foreign_bulk(xc_interface *xch, uint32_t dom, int prot,
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const xen_pfn_t *arr, int *err, unsigned int num);
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#endif
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#endif
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#ifdef XC_WANT_COMPAT_EVTCHN_API
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typedef struct xenevtchn_handle xc_evtchn;
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typedef xc_evtchn_port_or_error_t evtchn_port_or_error_t;
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xc_evtchn *xc_evtchn_open(xentoollog_logger *logger,
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unsigned open_flags);
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int xc_evtchn_close(xc_evtchn *xce);
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int xc_evtchn_fd(xc_evtchn *xce);
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int xc_evtchn_notify(xc_evtchn *xce, evtchn_port_t port);
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xc_evtchn_port_or_error_t
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xc_evtchn_bind_unbound_port(xc_evtchn *xce, uint32_t domid);
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xc_evtchn_port_or_error_t
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xc_evtchn_bind_interdomain(xc_evtchn *xce, uint32_t domid,
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evtchn_port_t remote_port);
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xc_evtchn_port_or_error_t
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xc_evtchn_bind_virq(xc_evtchn *xce, unsigned int virq);
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int xc_evtchn_unbind(xc_evtchn *xce, evtchn_port_t port);
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xc_evtchn_port_or_error_t
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xc_evtchn_pending(xc_evtchn *xce);
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int xc_evtchn_unmask(xc_evtchn *xce, evtchn_port_t port);
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#endif /* XC_WANT_COMPAT_EVTCHN_API */
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#ifdef XC_WANT_COMPAT_GNTTAB_API
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typedef struct xengntdev_handle xc_gnttab;
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xc_gnttab *xc_gnttab_open(xentoollog_logger *logger,
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unsigned open_flags);
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int xc_gnttab_close(xc_gnttab *xcg);
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void *xc_gnttab_map_grant_ref(xc_gnttab *xcg,
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uint32_t domid,
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uint32_t ref,
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int prot);
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void *xc_gnttab_map_grant_refs(xc_gnttab *xcg,
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uint32_t count,
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uint32_t *domids,
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uint32_t *refs,
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int prot);
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void *xc_gnttab_map_domain_grant_refs(xc_gnttab *xcg,
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uint32_t count,
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uint32_t domid,
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uint32_t *refs,
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int prot);
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void *xc_gnttab_map_grant_ref_notify(xc_gnttab *xcg,
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uint32_t domid,
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uint32_t ref,
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int prot,
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uint32_t notify_offset,
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evtchn_port_t notify_port);
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int xc_gnttab_munmap(xc_gnttab *xcg,
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void *start_address,
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uint32_t count);
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int xc_gnttab_set_max_grants(xc_gnttab *xcg,
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uint32_t count);
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typedef struct xengntdev_handle xc_gntshr;
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xc_gntshr *xc_gntshr_open(xentoollog_logger *logger,
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unsigned open_flags);
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int xc_gntshr_close(xc_gntshr *xcg);
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void *xc_gntshr_share_pages(xc_gntshr *xcg, uint32_t domid,
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int count, uint32_t *refs, int writable);
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void *xc_gntshr_share_page_notify(xc_gntshr *xcg, uint32_t domid,
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uint32_t *ref, int writable,
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uint32_t notify_offset,
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evtchn_port_t notify_port);
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int xc_gntshr_munmap(xc_gntshr *xcg, void *start_address, uint32_t count);
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#endif /* XC_WANT_COMPAT_GNTTAB_API */
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#ifdef XC_WANT_COMPAT_DEVICEMODEL_API
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int xc_hvm_create_ioreq_server(
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xc_interface *xch, uint32_t domid, int handle_bufioreq,
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ioservid_t *id);
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int xc_hvm_get_ioreq_server_info(
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xc_interface *xch, uint32_t domid, ioservid_t id, xen_pfn_t *ioreq_pfn,
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xen_pfn_t *bufioreq_pfn, evtchn_port_t *bufioreq_port);
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int xc_hvm_map_io_range_to_ioreq_server(
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xc_interface *xch, uint32_t domid, ioservid_t id, int is_mmio,
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uint64_t start, uint64_t end);
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int xc_hvm_unmap_io_range_from_ioreq_server(
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xc_interface *xch, uint32_t domid, ioservid_t id, int is_mmio,
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uint64_t start, uint64_t end);
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int xc_hvm_map_pcidev_to_ioreq_server(
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xc_interface *xch, uint32_t domid, ioservid_t id, uint16_t segment,
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uint8_t bus, uint8_t device, uint8_t function);
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int xc_hvm_unmap_pcidev_from_ioreq_server(
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xc_interface *xch, uint32_t domid, ioservid_t id, uint16_t segment,
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uint8_t bus, uint8_t device, uint8_t function);
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int xc_hvm_destroy_ioreq_server(
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xc_interface *xch, uint32_t domid, ioservid_t id);
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int xc_hvm_set_ioreq_server_state(
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xc_interface *xch, uint32_t domid, ioservid_t id, int enabled);
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int xc_hvm_set_pci_intx_level(
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xc_interface *xch, uint32_t domid, uint16_t segment, uint8_t bus,
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uint8_t device, uint8_t intx, unsigned int level);
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int xc_hvm_set_isa_irq_level(
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xc_interface *xch, uint32_t domid, uint8_t irq, unsigned int level);
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int xc_hvm_set_pci_link_route(
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xc_interface *xch, uint32_t domid, uint8_t link, uint8_t irq);
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int xc_hvm_inject_msi(
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xc_interface *xch, uint32_t domid, uint64_t msi_addr, uint32_t msi_data);
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int xc_hvm_track_dirty_vram(
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xc_interface *xch, uint32_t domid, uint64_t first_pfn, uint32_t nr,
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unsigned long *dirty_bitmap);
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int xc_hvm_modified_memory(
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xc_interface *xch, uint32_t domid, uint64_t first_pfn, uint32_t nr);
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int xc_hvm_set_mem_type(
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xc_interface *xch, uint32_t domid, hvmmem_type_t type,
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uint64_t first_pfn, uint32_t nr);
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int xc_hvm_inject_trap(
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xc_interface *xch, uint32_t domid, int vcpu, uint8_t vector,
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uint8_t type, uint32_t error_code, uint8_t insn_len, uint64_t cr2);
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int xc_domain_pin_memory_cacheattr(
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xc_interface *xch, uint32_t domid, uint64_t start, uint64_t end,
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uint32_t type);
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#endif /* XC_WANT_COMPAT_DEVICEMODEL_API */
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#endif
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/*
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* Local variables:
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* mode: C
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* c-file-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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