diff options
Diffstat (limited to 'include/hw/core/cpu.h')
| -rw-r--r-- | include/hw/core/cpu.h | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h index bb398e8237..a2c8536943 100644 --- a/include/hw/core/cpu.h +++ b/include/hw/core/cpu.h @@ -391,7 +391,8 @@ struct qemu_work_item; #define CPU_UNSET_NUMA_NODE_ID -1 /** - * CPUState: + * struct CPUState - common state of one CPU core or thread. + * * @cpu_index: CPU index (informative). * @cluster_index: Identifies which cluster this CPU is in. * For boards which don't define clusters or for "loose" CPUs not assigned @@ -403,10 +404,14 @@ struct qemu_work_item; * @tcg_cflags: Pre-computed cflags for this cpu. * @nr_cores: Number of cores within this CPU package. * @nr_threads: Number of threads within this CPU core. + * @thread: Host thread details, only live once @created is #true + * @sem: WIN32 only semaphore used only for qtest + * @thread_id: native thread id of vCPU, only live once @created is #true * @running: #true if CPU is currently running (lockless). * @has_waiter: #true if a CPU is currently waiting for the cpu_exec_end; * valid under cpu_list_lock. * @created: Indicates whether the CPU thread has been successfully created. + * @halt_cond: condition variable sleeping threads can wait on. * @interrupt_request: Indicates a pending interrupt request. * @halted: Nonzero if the CPU is in suspended state. * @stop: Indicates a pending stop request. @@ -439,10 +444,15 @@ struct qemu_work_item; * @kvm_fetch_index: Keeps the index that we last fetched from the per-vCPU * dirty ring structure. * - * State of one CPU core or thread. + * @neg_align: The CPUState is the common part of a concrete ArchCPU + * which is allocated when an individual CPU instance is created. As + * such care is taken is ensure there is no gap between between + * CPUState and CPUArchState within ArchCPU. * - * Align, in order to match possible alignment required by CPUArchState, - * and eliminate a hole between CPUState and CPUArchState within ArchCPU. + * @neg: The architectural register state ("cpu_env") immediately follows + * CPUState in ArchCPU and is passed to TCG code. The @neg structure holds + * some common TCG CPU variables which are accessed with a negative offset + * from cpu_env. */ struct CPUState { /*< private >*/ |