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 */ 18 typedef 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