| 1 | /* QEMU accelerator interfaces |
| 2 | * |
| 3 | * Copyright (c) 2014 Red Hat Inc |
| 4 | * |
| 5 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 6 | * of this software and associated documentation files (the "Software"), to deal |
| 7 | * in the Software without restriction, including without limitation the rights |
| 8 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 9 | * copies of the Software, and to permit persons to whom the Software is |
| 10 | * furnished to do so, subject to the following conditions: |
| 11 | * |
| 12 | * The above copyright notice and this permission notice shall be included in |
| 13 | * all copies or substantial portions of the Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 21 | * THE SOFTWARE. |
| 22 | */ |
| 23 | #ifndef QEMU_ACCEL_H |
| 24 | #define QEMU_ACCEL_H |
| 25 | |
| 26 | #include "qom/object.h" |
| 27 | #include "exec/hwaddr.h" |
| 28 | |
| 29 | typedef struct AccelState AccelState; |
| 30 | typedef struct AccelClass AccelClass; |
| 31 | |
| 32 | #define TYPE_ACCEL "accel" |
| 33 | |
| 34 | #define ACCEL_CLASS_SUFFIX "-" TYPE_ACCEL |
| 35 | #define ACCEL_CLASS_NAME(a) (a ACCEL_CLASS_SUFFIX) |
| 36 | |
| 37 | #define ACCEL_CLASS(klass) \ |
| 38 | OBJECT_CLASS_CHECK(AccelClass, (klass), TYPE_ACCEL) |
| 39 | #define ACCEL(obj) \ |
| 40 | OBJECT_CHECK(AccelState, (obj), TYPE_ACCEL) |
| 41 | #define ACCEL_GET_CLASS(obj) \ |
| 42 | OBJECT_GET_CLASS(AccelClass, (obj), TYPE_ACCEL) |
| 43 | |
| 44 | AccelClass *accel_find(const char *opt_name); |
| 45 | AccelState *current_accel(void); |
| 46 | const char *current_accel_name(void); |
| 47 | |
| 48 | void accel_init_interfaces(AccelClass *ac); |
| 49 | |
| 50 | int accel_init_machine(AccelState *accel, MachineState *ms); |
| 51 | |
| 52 | /* Called just before os_setup_post (ie just before drop OS privs) */ |
| 53 | void accel_setup_post(MachineState *ms); |
| 54 | |
| 55 | void accel_pre_resume(MachineState *ms, bool step_pending); |
| 56 | |
| 57 | /** |
| 58 | * accel_cpu_instance_init: |
| 59 | * @cpu: The CPU that needs to do accel-specific object initializations. |
| 60 | */ |
| 61 | void accel_cpu_instance_init(CPUState *cpu); |
| 62 | |
| 63 | /** |
| 64 | * accel_cpu_common_realize: |
| 65 | * @cpu: The CPU that needs to call accel-specific cpu realization. |
| 66 | * @errp: currently unused. |
| 67 | */ |
| 68 | bool accel_cpu_common_realize(CPUState *cpu, Error **errp); |
| 69 | |
| 70 | /** |
| 71 | * accel_cpu_common_unrealize: |
| 72 | * @cpu: The CPU that needs to call accel-specific cpu unrealization. |
| 73 | */ |
| 74 | void accel_cpu_common_unrealize(CPUState *cpu); |
| 75 | |
| 76 | /** |
| 77 | * struct AccelGdbConfig - gdbstub configuration for an accelerator. |
| 78 | * |
| 79 | * @sstep_flags: Set SSTEP_* flags that accelerator supports for guest debug. |
| 80 | * @can_reverse: Whether reverse mode is supported. |
| 81 | */ |
| 82 | typedef struct AccelGdbConfig { |
| 83 | unsigned sstep_flags; |
| 84 | bool can_reverse; |
| 85 | } AccelGdbConfig; |
| 86 | |
| 87 | bool accel_supports_guest_debug(AccelState *accel); |
| 88 | |
| 89 | #endif /* QEMU_ACCEL_H */ |