diff options
author | 2017-04-25 03:31:15 -0700 | |
---|---|---|
committer | 2017-05-22 06:48:08 +0000 | |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/roms/ipxe/src/include/xen/memory.h | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/include/xen/memory.h')
-rw-r--r-- | qemu/roms/ipxe/src/include/xen/memory.h | 540 |
1 files changed, 0 insertions, 540 deletions
diff --git a/qemu/roms/ipxe/src/include/xen/memory.h b/qemu/roms/ipxe/src/include/xen/memory.h deleted file mode 100644 index 0c76c0d64..000000000 --- a/qemu/roms/ipxe/src/include/xen/memory.h +++ /dev/null @@ -1,540 +0,0 @@ -/****************************************************************************** - * memory.h - * - * Memory reservation and information. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Copyright (c) 2005, Keir Fraser <keir@xensource.com> - */ - -#ifndef __XEN_PUBLIC_MEMORY_H__ -#define __XEN_PUBLIC_MEMORY_H__ - -FILE_LICENCE ( MIT ); - -#include "xen.h" - -/* - * Increase or decrease the specified domain's memory reservation. Returns the - * number of extents successfully allocated or freed. - * arg == addr of struct xen_memory_reservation. - */ -#define XENMEM_increase_reservation 0 -#define XENMEM_decrease_reservation 1 -#define XENMEM_populate_physmap 6 - -#if __XEN_INTERFACE_VERSION__ >= 0x00030209 -/* - * Maximum # bits addressable by the user of the allocated region (e.g., I/O - * devices often have a 32-bit limitation even in 64-bit systems). If zero - * then the user has no addressing restriction. This field is not used by - * XENMEM_decrease_reservation. - */ -#define XENMEMF_address_bits(x) (x) -#define XENMEMF_get_address_bits(x) ((x) & 0xffu) -/* NUMA node to allocate from. */ -#define XENMEMF_node(x) (((x) + 1) << 8) -#define XENMEMF_get_node(x) ((((x) >> 8) - 1) & 0xffu) -/* Flag to populate physmap with populate-on-demand entries */ -#define XENMEMF_populate_on_demand (1<<16) -/* Flag to request allocation only from the node specified */ -#define XENMEMF_exact_node_request (1<<17) -#define XENMEMF_exact_node(n) (XENMEMF_node(n) | XENMEMF_exact_node_request) -#endif - -struct xen_memory_reservation { - - /* - * XENMEM_increase_reservation: - * OUT: MFN (*not* GMFN) bases of extents that were allocated - * XENMEM_decrease_reservation: - * IN: GMFN bases of extents to free - * XENMEM_populate_physmap: - * IN: GPFN bases of extents to populate with memory - * OUT: GMFN bases of extents that were allocated - * (NB. This command also updates the mach_to_phys translation table) - * XENMEM_claim_pages: - * IN: must be zero - */ - XEN_GUEST_HANDLE(xen_pfn_t) extent_start; - - /* Number of extents, and size/alignment of each (2^extent_order pages). */ - xen_ulong_t nr_extents; - unsigned int extent_order; - -#if __XEN_INTERFACE_VERSION__ >= 0x00030209 - /* XENMEMF flags. */ - unsigned int mem_flags; -#else - unsigned int address_bits; -#endif - - /* - * Domain whose reservation is being changed. - * Unprivileged domains can specify only DOMID_SELF. - */ - domid_t domid; -}; -typedef struct xen_memory_reservation xen_memory_reservation_t; -DEFINE_XEN_GUEST_HANDLE(xen_memory_reservation_t); - -/* - * An atomic exchange of memory pages. If return code is zero then - * @out.extent_list provides GMFNs of the newly-allocated memory. - * Returns zero on complete success, otherwise a negative error code. - * On complete success then always @nr_exchanged == @in.nr_extents. - * On partial success @nr_exchanged indicates how much work was done. - */ -#define XENMEM_exchange 11 -struct xen_memory_exchange { - /* - * [IN] Details of memory extents to be exchanged (GMFN bases). - * Note that @in.address_bits is ignored and unused. - */ - struct xen_memory_reservation in; - - /* - * [IN/OUT] Details of new memory extents. - * We require that: - * 1. @in.domid == @out.domid - * 2. @in.nr_extents << @in.extent_order == - * @out.nr_extents << @out.extent_order - * 3. @in.extent_start and @out.extent_start lists must not overlap - * 4. @out.extent_start lists GPFN bases to be populated - * 5. @out.extent_start is overwritten with allocated GMFN bases - */ - struct xen_memory_reservation out; - - /* - * [OUT] Number of input extents that were successfully exchanged: - * 1. The first @nr_exchanged input extents were successfully - * deallocated. - * 2. The corresponding first entries in the output extent list correctly - * indicate the GMFNs that were successfully exchanged. - * 3. All other input and output extents are untouched. - * 4. If not all input exents are exchanged then the return code of this - * command will be non-zero. - * 5. THIS FIELD MUST BE INITIALISED TO ZERO BY THE CALLER! - */ - xen_ulong_t nr_exchanged; -}; -typedef struct xen_memory_exchange xen_memory_exchange_t; -DEFINE_XEN_GUEST_HANDLE(xen_memory_exchange_t); - -/* - * Returns the maximum machine frame number of mapped RAM in this system. - * This command always succeeds (it never returns an error code). - * arg == NULL. - */ -#define XENMEM_maximum_ram_page 2 - -/* - * Returns the current or maximum memory reservation, in pages, of the - * specified domain (may be DOMID_SELF). Returns -ve errcode on failure. - * arg == addr of domid_t. - */ -#define XENMEM_current_reservation 3 -#define XENMEM_maximum_reservation 4 - -/* - * Returns the maximum GPFN in use by the guest, or -ve errcode on failure. - */ -#define XENMEM_maximum_gpfn 14 - -/* - * Returns a list of MFN bases of 2MB extents comprising the machine_to_phys - * mapping table. Architectures which do not have a m2p table do not implement - * this command. - * arg == addr of xen_machphys_mfn_list_t. - */ -#define XENMEM_machphys_mfn_list 5 -struct xen_machphys_mfn_list { - /* - * Size of the 'extent_start' array. Fewer entries will be filled if the - * machphys table is smaller than max_extents * 2MB. - */ - unsigned int max_extents; - - /* - * Pointer to buffer to fill with list of extent starts. If there are - * any large discontiguities in the machine address space, 2MB gaps in - * the machphys table will be represented by an MFN base of zero. - */ - XEN_GUEST_HANDLE(xen_pfn_t) extent_start; - - /* - * Number of extents written to the above array. This will be smaller - * than 'max_extents' if the machphys table is smaller than max_e * 2MB. - */ - unsigned int nr_extents; -}; -typedef struct xen_machphys_mfn_list xen_machphys_mfn_list_t; -DEFINE_XEN_GUEST_HANDLE(xen_machphys_mfn_list_t); - -/* - * For a compat caller, this is identical to XENMEM_machphys_mfn_list. - * - * For a non compat caller, this functions similarly to - * XENMEM_machphys_mfn_list, but returns the mfns making up the compatibility - * m2p table. - */ -#define XENMEM_machphys_compat_mfn_list 25 - -/* - * Returns the location in virtual address space of the machine_to_phys - * mapping table. Architectures which do not have a m2p table, or which do not - * map it by default into guest address space, do not implement this command. - * arg == addr of xen_machphys_mapping_t. - */ -#define XENMEM_machphys_mapping 12 -struct xen_machphys_mapping { - xen_ulong_t v_start, v_end; /* Start and end virtual addresses. */ - xen_ulong_t max_mfn; /* Maximum MFN that can be looked up. */ -}; -typedef struct xen_machphys_mapping xen_machphys_mapping_t; -DEFINE_XEN_GUEST_HANDLE(xen_machphys_mapping_t); - -/* Source mapping space. */ -/* ` enum phys_map_space { */ -#define XENMAPSPACE_shared_info 0 /* shared info page */ -#define XENMAPSPACE_grant_table 1 /* grant table page */ -#define XENMAPSPACE_gmfn 2 /* GMFN */ -#define XENMAPSPACE_gmfn_range 3 /* GMFN range, XENMEM_add_to_physmap only. */ -#define XENMAPSPACE_gmfn_foreign 4 /* GMFN from another dom, - * XENMEM_add_to_physmap_batch only. */ -/* ` } */ - -/* - * Sets the GPFN at which a particular page appears in the specified guest's - * pseudophysical address space. - * arg == addr of xen_add_to_physmap_t. - */ -#define XENMEM_add_to_physmap 7 -struct xen_add_to_physmap { - /* Which domain to change the mapping for. */ - domid_t domid; - - /* Number of pages to go through for gmfn_range */ - uint16_t size; - - unsigned int space; /* => enum phys_map_space */ - -#define XENMAPIDX_grant_table_status 0x80000000 - - /* Index into space being mapped. */ - xen_ulong_t idx; - - /* GPFN in domid where the source mapping page should appear. */ - xen_pfn_t gpfn; -}; -typedef struct xen_add_to_physmap xen_add_to_physmap_t; -DEFINE_XEN_GUEST_HANDLE(xen_add_to_physmap_t); - -/* A batched version of add_to_physmap. */ -#define XENMEM_add_to_physmap_batch 23 -struct xen_add_to_physmap_batch { - /* IN */ - /* Which domain to change the mapping for. */ - domid_t domid; - uint16_t space; /* => enum phys_map_space */ - - /* Number of pages to go through */ - uint16_t size; - domid_t foreign_domid; /* IFF gmfn_foreign */ - - /* Indexes into space being mapped. */ - XEN_GUEST_HANDLE(xen_ulong_t) idxs; - - /* GPFN in domid where the source mapping page should appear. */ - XEN_GUEST_HANDLE(xen_pfn_t) gpfns; - - /* OUT */ - - /* Per index error code. */ - XEN_GUEST_HANDLE(int) errs; -}; -typedef struct xen_add_to_physmap_batch xen_add_to_physmap_batch_t; -DEFINE_XEN_GUEST_HANDLE(xen_add_to_physmap_batch_t); - -#if __XEN_INTERFACE_VERSION__ < 0x00040400 -#define XENMEM_add_to_physmap_range XENMEM_add_to_physmap_batch -#define xen_add_to_physmap_range xen_add_to_physmap_batch -typedef struct xen_add_to_physmap_batch xen_add_to_physmap_range_t; -DEFINE_XEN_GUEST_HANDLE(xen_add_to_physmap_range_t); -#endif - -/* - * Unmaps the page appearing at a particular GPFN from the specified guest's - * pseudophysical address space. - * arg == addr of xen_remove_from_physmap_t. - */ -#define XENMEM_remove_from_physmap 15 -struct xen_remove_from_physmap { - /* Which domain to change the mapping for. */ - domid_t domid; - - /* GPFN of the current mapping of the page. */ - xen_pfn_t gpfn; -}; -typedef struct xen_remove_from_physmap xen_remove_from_physmap_t; -DEFINE_XEN_GUEST_HANDLE(xen_remove_from_physmap_t); - -/*** REMOVED ***/ -/*#define XENMEM_translate_gpfn_list 8*/ - -/* - * Returns the pseudo-physical memory map as it was when the domain - * was started (specified by XENMEM_set_memory_map). - * arg == addr of xen_memory_map_t. - */ -#define XENMEM_memory_map 9 -struct xen_memory_map { - /* - * On call the number of entries which can be stored in buffer. On - * return the number of entries which have been stored in - * buffer. - */ - unsigned int nr_entries; - - /* - * Entries in the buffer are in the same format as returned by the - * BIOS INT 0x15 EAX=0xE820 call. - */ - XEN_GUEST_HANDLE(void) buffer; -}; -typedef struct xen_memory_map xen_memory_map_t; -DEFINE_XEN_GUEST_HANDLE(xen_memory_map_t); - -/* - * Returns the real physical memory map. Passes the same structure as - * XENMEM_memory_map. - * arg == addr of xen_memory_map_t. - */ -#define XENMEM_machine_memory_map 10 - -/* - * Set the pseudo-physical memory map of a domain, as returned by - * XENMEM_memory_map. - * arg == addr of xen_foreign_memory_map_t. - */ -#define XENMEM_set_memory_map 13 -struct xen_foreign_memory_map { - domid_t domid; - struct xen_memory_map map; -}; -typedef struct xen_foreign_memory_map xen_foreign_memory_map_t; -DEFINE_XEN_GUEST_HANDLE(xen_foreign_memory_map_t); - -#define XENMEM_set_pod_target 16 -#define XENMEM_get_pod_target 17 -struct xen_pod_target { - /* IN */ - uint64_t target_pages; - /* OUT */ - uint64_t tot_pages; - uint64_t pod_cache_pages; - uint64_t pod_entries; - /* IN */ - domid_t domid; -}; -typedef struct xen_pod_target xen_pod_target_t; - -#if defined(__XEN__) || defined(__XEN_TOOLS__) - -#ifndef uint64_aligned_t -#define uint64_aligned_t uint64_t -#endif - -/* - * Get the number of MFNs saved through memory sharing. - * The call never fails. - */ -#define XENMEM_get_sharing_freed_pages 18 -#define XENMEM_get_sharing_shared_pages 19 - -#define XENMEM_paging_op 20 -#define XENMEM_paging_op_nominate 0 -#define XENMEM_paging_op_evict 1 -#define XENMEM_paging_op_prep 2 - -struct xen_mem_event_op { - uint8_t op; /* XENMEM_*_op_* */ - domid_t domain; - - - /* PAGING_PREP IN: buffer to immediately fill page in */ - uint64_aligned_t buffer; - /* Other OPs */ - uint64_aligned_t gfn; /* IN: gfn of page being operated on */ -}; -typedef struct xen_mem_event_op xen_mem_event_op_t; -DEFINE_XEN_GUEST_HANDLE(xen_mem_event_op_t); - -#define XENMEM_access_op 21 -#define XENMEM_access_op_resume 0 -#define XENMEM_access_op_set_access 1 -#define XENMEM_access_op_get_access 2 - -typedef enum { - XENMEM_access_n, - XENMEM_access_r, - XENMEM_access_w, - XENMEM_access_rw, - XENMEM_access_x, - XENMEM_access_rx, - XENMEM_access_wx, - XENMEM_access_rwx, - /* - * Page starts off as r-x, but automatically - * change to r-w on a write - */ - XENMEM_access_rx2rw, - /* - * Log access: starts off as n, automatically - * goes to rwx, generating an event without - * pausing the vcpu - */ - XENMEM_access_n2rwx, - /* Take the domain default */ - XENMEM_access_default -} xenmem_access_t; - -struct xen_mem_access_op { - /* XENMEM_access_op_* */ - uint8_t op; - /* xenmem_access_t */ - uint8_t access; - domid_t domid; - /* - * Number of pages for set op - * Ignored on setting default access and other ops - */ - uint32_t nr; - /* - * First pfn for set op - * pfn for get op - * ~0ull is used to set and get the default access for pages - */ - uint64_aligned_t pfn; -}; -typedef struct xen_mem_access_op xen_mem_access_op_t; -DEFINE_XEN_GUEST_HANDLE(xen_mem_access_op_t); - -#define XENMEM_sharing_op 22 -#define XENMEM_sharing_op_nominate_gfn 0 -#define XENMEM_sharing_op_nominate_gref 1 -#define XENMEM_sharing_op_share 2 -#define XENMEM_sharing_op_resume 3 -#define XENMEM_sharing_op_debug_gfn 4 -#define XENMEM_sharing_op_debug_mfn 5 -#define XENMEM_sharing_op_debug_gref 6 -#define XENMEM_sharing_op_add_physmap 7 -#define XENMEM_sharing_op_audit 8 - -#define XENMEM_SHARING_OP_S_HANDLE_INVALID (-10) -#define XENMEM_SHARING_OP_C_HANDLE_INVALID (-9) - -/* The following allows sharing of grant refs. This is useful - * for sharing utilities sitting as "filters" in IO backends - * (e.g. memshr + blktap(2)). The IO backend is only exposed - * to grant references, and this allows sharing of the grefs */ -#define XENMEM_SHARING_OP_FIELD_IS_GREF_FLAG (1ULL << 62) - -#define XENMEM_SHARING_OP_FIELD_MAKE_GREF(field, val) \ - (field) = (XENMEM_SHARING_OP_FIELD_IS_GREF_FLAG | val) -#define XENMEM_SHARING_OP_FIELD_IS_GREF(field) \ - ((field) & XENMEM_SHARING_OP_FIELD_IS_GREF_FLAG) -#define XENMEM_SHARING_OP_FIELD_GET_GREF(field) \ - ((field) & (~XENMEM_SHARING_OP_FIELD_IS_GREF_FLAG)) - -struct xen_mem_sharing_op { - uint8_t op; /* XENMEM_sharing_op_* */ - domid_t domain; - - union { - struct mem_sharing_op_nominate { /* OP_NOMINATE_xxx */ - union { - uint64_aligned_t gfn; /* IN: gfn to nominate */ - uint32_t grant_ref; /* IN: grant ref to nominate */ - } u; - uint64_aligned_t handle; /* OUT: the handle */ - } nominate; - struct mem_sharing_op_share { /* OP_SHARE/ADD_PHYSMAP */ - uint64_aligned_t source_gfn; /* IN: the gfn of the source page */ - uint64_aligned_t source_handle; /* IN: handle to the source page */ - uint64_aligned_t client_gfn; /* IN: the client gfn */ - uint64_aligned_t client_handle; /* IN: handle to the client page */ - domid_t client_domain; /* IN: the client domain id */ - } share; - struct mem_sharing_op_debug { /* OP_DEBUG_xxx */ - union { - uint64_aligned_t gfn; /* IN: gfn to debug */ - uint64_aligned_t mfn; /* IN: mfn to debug */ - uint32_t gref; /* IN: gref to debug */ - } u; - } debug; - } u; -}; -typedef struct xen_mem_sharing_op xen_mem_sharing_op_t; -DEFINE_XEN_GUEST_HANDLE(xen_mem_sharing_op_t); - -/* - * Attempt to stake a claim for a domain on a quantity of pages - * of system RAM, but _not_ assign specific pageframes. Only - * arithmetic is performed so the hypercall is very fast and need - * not be preemptible, thus sidestepping time-of-check-time-of-use - * races for memory allocation. Returns 0 if the hypervisor page - * allocator has atomically and successfully claimed the requested - * number of pages, else non-zero. - * - * Any domain may have only one active claim. When sufficient memory - * has been allocated to resolve the claim, the claim silently expires. - * Claiming zero pages effectively resets any outstanding claim and - * is always successful. - * - * Note that a valid claim may be staked even after memory has been - * allocated for a domain. In this case, the claim is not incremental, - * i.e. if the domain's tot_pages is 3, and a claim is staked for 10, - * only 7 additional pages are claimed. - * - * Caller must be privileged or the hypercall fails. - */ -#define XENMEM_claim_pages 24 - -/* - * XENMEM_claim_pages flags - the are no flags at this time. - * The zero value is appropiate. - */ - -#endif /* defined(__XEN__) || defined(__XEN_TOOLS__) */ - -/* Next available subop number is 26 */ - -#endif /* __XEN_PUBLIC_MEMORY_H__ */ - -/* - * Local variables: - * mode: C - * c-file-style: "BSD" - * c-basic-offset: 4 - * tab-width: 4 - * indent-tabs-mode: nil - * End: - */ |