diff options
Diffstat (limited to 'include/system')
| -rw-r--r-- | include/system/accel-ops.h | 92 | ||||
| -rw-r--r-- | include/system/block-backend-global-state.h | 8 | ||||
| -rw-r--r-- | include/system/hvf_int.h | 3 | ||||
| -rw-r--r-- | include/system/kvm_int.h | 1 | ||||
| -rw-r--r-- | include/system/memory.h | 25 | ||||
| -rw-r--r-- | include/system/runstate.h | 41 |
6 files changed, 70 insertions, 100 deletions
diff --git a/include/system/accel-ops.h b/include/system/accel-ops.h deleted file mode 100644 index bf73835..0000000 --- a/include/system/accel-ops.h +++ /dev/null @@ -1,92 +0,0 @@ -/* - * Accelerator OPS, used for cpus.c module - * - * Copyright 2021 SUSE LLC - * - * This work is licensed under the terms of the GNU GPL, version 2 or later. - * See the COPYING file in the top-level directory. - */ - -#ifndef ACCEL_OPS_H -#define ACCEL_OPS_H - -#include "qemu/accel.h" -#include "exec/vaddr.h" -#include "qom/object.h" - -#define ACCEL_OPS_SUFFIX "-ops" -#define TYPE_ACCEL_OPS "accel" ACCEL_OPS_SUFFIX -#define ACCEL_OPS_NAME(name) (name "-" TYPE_ACCEL_OPS) - -DECLARE_CLASS_CHECKERS(AccelOpsClass, ACCEL_OPS, TYPE_ACCEL_OPS) - -/** - * struct AccelOpsClass - accelerator interfaces - * - * This structure is used to abstract accelerator differences from the - * core CPU code. Not all have to be implemented. - */ -struct AccelOpsClass { - /*< private >*/ - ObjectClass parent_class; - /*< public >*/ - - /* initialization function called when accel is chosen */ - void (*ops_init)(AccelClass *ac); - - bool (*cpus_are_resettable)(void); - void (*cpu_reset_hold)(CPUState *cpu); - - void (*create_vcpu_thread)(CPUState *cpu); /* MANDATORY NON-NULL */ - void (*kick_vcpu_thread)(CPUState *cpu); - bool (*cpu_thread_is_idle)(CPUState *cpu); - - /** - * synchronize_post_reset: - * synchronize_post_init: - * @cpu: The vCPU to synchronize. - * - * Request to synchronize QEMU vCPU registers to the hardware accelerator - * (QEMU is the reference). - */ - void (*synchronize_post_reset)(CPUState *cpu); - void (*synchronize_post_init)(CPUState *cpu); - /** - * synchronize_state: - * synchronize_pre_loadvm: - * @cpu: The vCPU to synchronize. - * - * Request to synchronize QEMU vCPU registers from the hardware accelerator - * (the hardware accelerator is the reference). - */ - void (*synchronize_state)(CPUState *cpu); - void (*synchronize_pre_loadvm)(CPUState *cpu); - - /* handle_interrupt is mandatory. */ - void (*handle_interrupt)(CPUState *cpu, int mask); - - /** - * @get_virtual_clock: fetch virtual clock - * @set_virtual_clock: set virtual clock - * - * These allow the timer subsystem to defer to the accelerator to - * fetch time. The set function is needed if the accelerator wants - * to track the changes to time as the timer is warped through - * various timer events. - */ - int64_t (*get_virtual_clock)(void); - void (*set_virtual_clock)(int64_t time); - - int64_t (*get_elapsed_ticks)(void); - - /* gdbstub hooks */ - bool (*supports_guest_debug)(void); - int (*update_guest_debug)(CPUState *cpu); - int (*insert_breakpoint)(CPUState *cpu, int type, vaddr addr, vaddr len); - int (*remove_breakpoint)(CPUState *cpu, int type, vaddr addr, vaddr len); - void (*remove_all_breakpoints)(CPUState *cpu); -}; - -void generic_handle_interrupt(CPUState *cpu, int mask); - -#endif /* ACCEL_OPS_H */ diff --git a/include/system/block-backend-global-state.h b/include/system/block-backend-global-state.h index 35b5e83..c384964 100644 --- a/include/system/block-backend-global-state.h +++ b/include/system/block-backend-global-state.h @@ -55,7 +55,7 @@ void monitor_remove_blk(BlockBackend *blk); BlockBackendPublic *blk_get_public(BlockBackend *blk); -void blk_remove_bs(BlockBackend *blk); +void GRAPH_UNLOCKED blk_remove_bs(BlockBackend *blk); int blk_insert_bs(BlockBackend *blk, BlockDriverState *bs, Error **errp); int blk_replace_bs(BlockBackend *blk, BlockDriverState *new_bs, Error **errp); bool GRAPH_RDLOCK bdrv_has_blk(BlockDriverState *bs); @@ -78,8 +78,8 @@ int blk_make_zero(BlockBackend *blk, BdrvRequestFlags flags); void blk_aio_cancel(BlockAIOCB *acb); int blk_commit_all(void); bool blk_in_drain(BlockBackend *blk); -void blk_drain(BlockBackend *blk); -void blk_drain_all(void); +void GRAPH_UNLOCKED blk_drain(BlockBackend *blk); +void GRAPH_UNLOCKED blk_drain_all(void); void blk_set_on_error(BlockBackend *blk, BlockdevOnError on_read_error, BlockdevOnError on_write_error); bool blk_supports_write_perm(BlockBackend *blk); @@ -109,7 +109,7 @@ int blk_probe_blocksizes(BlockBackend *blk, BlockSizes *bsz); int blk_probe_geometry(BlockBackend *blk, HDGeometry *geo); void blk_set_io_limits(BlockBackend *blk, ThrottleConfig *cfg); -void blk_io_limits_disable(BlockBackend *blk); +void GRAPH_UNLOCKED blk_io_limits_disable(BlockBackend *blk); void blk_io_limits_enable(BlockBackend *blk, const char *group); void blk_io_limits_update_group(BlockBackend *blk, const char *group); void blk_set_force_allow_inactivate(BlockBackend *blk); diff --git a/include/system/hvf_int.h b/include/system/hvf_int.h index 5150c7d..a3b06a3 100644 --- a/include/system/hvf_int.h +++ b/include/system/hvf_int.h @@ -14,6 +14,7 @@ #include "qemu/queue.h" #include "exec/vaddr.h" #include "qom/object.h" +#include "accel/accel-ops.h" #ifdef __aarch64__ #include <Hypervisor/Hypervisor.h> @@ -45,7 +46,7 @@ typedef struct hvf_vcpu_caps { } hvf_vcpu_caps; struct HVFState { - AccelState parent; + AccelState parent_obj; hvf_slot slots[32]; int num_slots; diff --git a/include/system/kvm_int.h b/include/system/kvm_int.h index 756a3c0..9247493 100644 --- a/include/system/kvm_int.h +++ b/include/system/kvm_int.h @@ -14,6 +14,7 @@ #include "qemu/accel.h" #include "qemu/queue.h" #include "system/kvm.h" +#include "accel/accel-ops.h" #include "hw/boards.h" #include "hw/i386/topology.h" #include "io/channel-socket.h" diff --git a/include/system/memory.h b/include/system/memory.h index 46248d4..e2cd6ed 100644 --- a/include/system/memory.h +++ b/include/system/memory.h @@ -19,7 +19,6 @@ #include "exec/memattrs.h" #include "exec/memop.h" #include "exec/ramlist.h" -#include "exec/tswap.h" #include "qemu/bswap.h" #include "qemu/queue.h" #include "qemu/int128.h" @@ -109,15 +108,34 @@ struct MemoryRegionSection { typedef struct IOMMUTLBEntry IOMMUTLBEntry; -/* See address_space_translate: bit 0 is read, bit 1 is write. */ +/* + * See address_space_translate: + * - bit 0 : read + * - bit 1 : write + * - bit 2 : exec + * - bit 3 : priv + * - bit 4 : global + * - bit 5 : untranslated only + */ typedef enum { IOMMU_NONE = 0, IOMMU_RO = 1, IOMMU_WO = 2, IOMMU_RW = 3, + IOMMU_EXEC = 4, + IOMMU_PRIV = 8, + IOMMU_GLOBAL = 16, + IOMMU_UNTRANSLATED_ONLY = 32, } IOMMUAccessFlags; -#define IOMMU_ACCESS_FLAG(r, w) (((r) ? IOMMU_RO : 0) | ((w) ? IOMMU_WO : 0)) +#define IOMMU_ACCESS_FLAG(r, w) (((r) ? IOMMU_RO : 0) | \ + ((w) ? IOMMU_WO : 0)) +#define IOMMU_ACCESS_FLAG_FULL(r, w, x, p, g, uo) \ + (IOMMU_ACCESS_FLAG(r, w) | \ + ((x) ? IOMMU_EXEC : 0) | \ + ((p) ? IOMMU_PRIV : 0) | \ + ((g) ? IOMMU_GLOBAL : 0) | \ + ((uo) ? IOMMU_UNTRANSLATED_ONLY : 0)) struct IOMMUTLBEntry { AddressSpace *target_as; @@ -125,6 +143,7 @@ struct IOMMUTLBEntry { hwaddr translated_addr; hwaddr addr_mask; /* 0xfff = 4k translation */ IOMMUAccessFlags perm; + uint32_t pasid; }; /* diff --git a/include/system/runstate.h b/include/system/runstate.h index fdd5c4a..929379a 100644 --- a/include/system/runstate.h +++ b/include/system/runstate.h @@ -14,11 +14,51 @@ void runstate_replay_enable(void); typedef void VMChangeStateHandler(void *opaque, bool running, RunState state); typedef int VMChangeStateHandlerWithRet(void *opaque, bool running, RunState state); +/** + * qemu_add_vm_change_state_handler: + * @cb: the callback to invoke + * @opaque: user data passed to the callback + * + * Register a callback function that is invoked when the vm starts or stops + * running. + * + * Returns: an entry to be freed using qemu_del_vm_change_state_handler() + */ VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, void *opaque); +/** + * qemu_add_vm_change_state_handler_prio: + * @cb: the callback to invoke + * @opaque: user data passed to the callback + * @priority: low priorities execute first when the vm runs and the reverse is + * true when the vm stops + * + * Register a callback function that is invoked when the vm starts or stops + * running. + * + * Returns: an entry to be freed using qemu_del_vm_change_state_handler() + */ VMChangeStateEntry *qemu_add_vm_change_state_handler_prio( VMChangeStateHandler *cb, void *opaque, int priority); VMChangeStateEntry * +/** + * qemu_add_vm_change_state_handler_prio_full: + * @cb: the main callback to invoke + * @prepare_cb: a callback to invoke before the main callback + * @cb_ret: the main callback to invoke with return value + * @opaque: user data passed to the callbacks + * @priority: low priorities execute first when the vm runs and the reverse is + * true when the vm stops + * + * Register a main callback function and an optional prepare callback function + * that are invoked when the vm starts or stops running. The main callback and + * the prepare callback are called in two separate phases: First all prepare + * callbacks are called and only then all main callbacks are called. As its + * name suggests, the prepare callback can be used to do some preparatory work + * before invoking the main callback. + * + * Returns: an entry to be freed using qemu_del_vm_change_state_handler() + */ qemu_add_vm_change_state_handler_prio_full(VMChangeStateHandler *cb, VMChangeStateHandler *prepare_cb, VMChangeStateHandlerWithRet *cb_ret, @@ -107,6 +147,7 @@ void qemu_system_vmstop_request(RunState reason); void qemu_system_vmstop_request_prepare(void); bool qemu_vmstop_requested(RunState *r); ShutdownCause qemu_shutdown_requested_get(void); +bool qemu_force_shutdown_requested(void); ShutdownCause qemu_reset_requested_get(void); void qemu_system_killed(int signal, pid_t pid); void qemu_system_reset(ShutdownCause reason); |