LXR qemu/include/hw/core/sysemu-cpu-ops.h

   1/*
   2 * CPU operations specific to system emulation
   3 *
   4 * Copyright (c) 2012 SUSE LINUX Products GmbH
   5 *
   6 * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7 * See the COPYING file in the top-level directory.
   8 */
   9
  10#ifndef SYSEMU_CPU_OPS_H
  11#define SYSEMU_CPU_OPS_H
  12
  13#include "hw/core/cpu.h"
  14
  15/*
  16 * struct SysemuCPUOps: System operations specific to a CPU class
  17 */
  18typedef struct SysemuCPUOps {
  19    /**
  20     * @get_memory_mapping: Callback for obtaining the memory mappings.
  21     */
  22    void (*get_memory_mapping)(CPUState *cpu, MemoryMappingList *list,
  23                               Error **errp);
  24    /**
  25     * @get_paging_enabled: Callback for inquiring whether paging is enabled.
  26     */
  27    bool (*get_paging_enabled)(const CPUState *cpu);
  28    /**
  29     * @get_phys_page_debug: Callback for obtaining a physical address.
  30     */
  31    hwaddr (*get_phys_page_debug)(CPUState *cpu, vaddr addr);
  32    /**
  33     * @get_phys_page_attrs_debug: Callback for obtaining a physical address
  34     *       and the associated memory transaction attributes to use for the
  35     *       access.
  36     * CPUs which use memory transaction attributes should implement this
  37     * instead of get_phys_page_debug.
  38     */
  39    hwaddr (*get_phys_page_attrs_debug)(CPUState *cpu, vaddr addr,
  40                                        MemTxAttrs *attrs);
  41    /**
  42     * @asidx_from_attrs: Callback to return the CPU AddressSpace to use for
  43     *       a memory access with the specified memory transaction attributes.
  44     */
  45    int (*asidx_from_attrs)(CPUState *cpu, MemTxAttrs attrs);
  46    /**
  47     * @get_crash_info: Callback for reporting guest crash information in
  48     * GUEST_PANICKED events.
  49     */
  50    GuestPanicInformation* (*get_crash_info)(CPUState *cpu);
  51    /**
  52     * @write_elf32_note: Callback for writing a CPU-specific ELF note to a
  53     * 32-bit VM coredump.
  54     */
  55    int (*write_elf32_note)(WriteCoreDumpFunction f, CPUState *cpu,
  56                            int cpuid, void *opaque);
  57    /**
  58     * @write_elf64_note: Callback for writing a CPU-specific ELF note to a
  59     * 64-bit VM coredump.
  60     */
  61    int (*write_elf64_note)(WriteCoreDumpFunction f, CPUState *cpu,
  62                            int cpuid, void *opaque);
  63    /**
  64     * @write_elf32_qemunote: Callback for writing a CPU- and QEMU-specific ELF
  65     * note to a 32-bit VM coredump.
  66     */
  67    int (*write_elf32_qemunote)(WriteCoreDumpFunction f, CPUState *cpu,
  68                                void *opaque);
  69    /**
  70     * @write_elf64_qemunote: Callback for writing a CPU- and QEMU-specific ELF
  71     * note to a 64-bit VM coredump.
  72     */
  73    int (*write_elf64_qemunote)(WriteCoreDumpFunction f, CPUState *cpu,
  74                                void *opaque);
  75    /**
  76     * @virtio_is_big_endian: Callback to return %true if a CPU which supports
  77     * runtime configurable endianness is currently big-endian.
  78     * Non-configurable CPUs can use the default implementation of this method.
  79     * This method should not be used by any callers other than the pre-1.0
  80     * virtio devices.
  81     */
  82    bool (*virtio_is_big_endian)(CPUState *cpu);
  83
  84    /**
  85     * @legacy_vmsd: Legacy state for migration.
  86     *               Do not use in new targets, use #DeviceClass::vmsd instead.
  87     */
  88    const VMStateDescription *legacy_vmsd;
  89
  90} SysemuCPUOps;
  91
  92#endif /* SYSEMU_CPU_OPS_H */
  93