acrn-hypervisor/hypervisor/include/arch/x86/asm/per_cpu.h

86 lines
2.4 KiB
C

/*
* Copyright (C) 2018-2022 Intel Corporation.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef PER_CPU_H
#define PER_CPU_H
#include <types.h>
#include <sbuf.h>
#include <irq.h>
#include <timer.h>
#include <profiling.h>
#include <logmsg.h>
#include <schedule.h>
#include <asm/notify.h>
#include <asm/page.h>
#include <asm/gdt.h>
#include <asm/security.h>
#include <asm/vm_config.h>
struct per_cpu_region {
/* vmxon_region MUST be 4KB-aligned */
uint8_t vmxon_region[PAGE_SIZE];
void *vmcs_run;
#ifdef HV_DEBUG
struct shared_buf *sbuf[ACRN_SBUF_ID_MAX];
char logbuf[LOG_MESSAGE_MAX_SIZE];
uint32_t npk_log_ref;
#endif
uint64_t irq_count[NR_IRQS];
uint64_t softirq_pending;
uint64_t spurious;
struct acrn_vcpu *ever_run_vcpu;
#ifdef STACK_PROTECTOR
struct stack_canary stk_canary;
#endif
struct per_cpu_timers cpu_timers;
struct sched_control sched_ctl;
struct sched_noop_control sched_noop_ctl;
struct sched_iorr_control sched_iorr_ctl;
struct sched_bvt_control sched_bvt_ctl;
struct sched_prio_control sched_prio_ctl;
struct thread_object idle;
struct host_gdt gdt;
struct tss_64 tss;
enum pcpu_boot_state boot_state;
uint64_t pcpu_flag;
uint8_t mc_stack[CONFIG_STACK_SIZE] __aligned(16);
uint8_t df_stack[CONFIG_STACK_SIZE] __aligned(16);
uint8_t sf_stack[CONFIG_STACK_SIZE] __aligned(16);
uint8_t stack[CONFIG_STACK_SIZE] __aligned(16);
uint32_t lapic_id;
uint32_t lapic_ldr;
uint32_t softirq_servicing;
struct smp_call_info_data smp_call_info;
struct list_head softirq_dev_entry_list;
#ifdef PROFILING_ON
struct profiling_info_wrapper profiling_info;
#endif
uint64_t shutdown_vm_bitmap;
uint64_t tsc_suspend;
struct acrn_vcpu *whose_iwkey;
/*
* We maintain a per-pCPU array of vCPUs. vCPUs of a VM won't
* share same pCPU. So the maximum possible # of vCPUs that can
* run on a pCPU is CONFIG_MAX_VM_NUM.
* vcpu_array address must be aligned to 64-bit for atomic access
* to avoid contention between offline_vcpu and posted interrupt handler
*/
struct acrn_vcpu *vcpu_array[CONFIG_MAX_VM_NUM] __aligned(8);
} __aligned(PAGE_SIZE); /* per_cpu_region size aligned with PAGE_SIZE */
extern struct per_cpu_region per_cpu_data[MAX_PCPU_NUM];
/*
* get percpu data for pcpu_id.
*/
#define per_cpu(name, pcpu_id) \
(per_cpu_data[(pcpu_id)].name)
/* get percpu data for current pcpu */
#define get_cpu_var(name) per_cpu(name, get_pcpu_id())
#endif