/*
 * Copyright (C) 2015-2017 Alibaba Group Holding Limited
 */

#include "k_api.h"

kstat_t g_sys_stat;
uint8_t g_idle_task_spawned[RHINO_CONFIG_CPU_NUM];

runqueue_t g_ready_queue;

/* schedule lock counter */
uint8_t g_sched_lock[RHINO_CONFIG_CPU_NUM];
uint8_t g_intrpt_nested_level[RHINO_CONFIG_CPU_NUM];

/* highest pri task in ready queue */
ktask_t *g_preferred_ready_task[RHINO_CONFIG_CPU_NUM];

/* current active task */
ktask_t *g_active_task[RHINO_CONFIG_CPU_NUM];

/* global task ID */
uint32_t g_task_id;

/* idle task attribute */
ktask_t      g_idle_task[RHINO_CONFIG_CPU_NUM];
idle_count_t g_idle_count[RHINO_CONFIG_CPU_NUM];
cpu_stack_t  g_idle_task_stack[RHINO_CONFIG_CPU_NUM][RHINO_CONFIG_IDLE_TASK_STACK_SIZE];
per_cpu_t    g_per_cpu[RHINO_CONFIG_CPU_NUM];

/* tick attribute */
tick_t  g_tick_count;
klist_t g_tick_head;

#if (RHINO_CONFIG_KOBJ_LIST > 0)
kobj_list_t g_kobj_list;
#endif

#if (RHINO_CONFIG_TIMER > 0)
klist_t          g_timer_head;
tick_t           g_timer_count;
ktask_t          g_timer_task;
cpu_stack_t      g_timer_task_stack[RHINO_CONFIG_TIMER_TASK_STACK_SIZE];
kbuf_queue_t     g_timer_queue;
k_timer_queue_cb timer_queue_cb[RHINO_CONFIG_TIMER_MSG_NUM];
#endif

#if (RHINO_CONFIG_SYS_STATS > 0)
hr_timer_t   g_sched_disable_time_start;
hr_timer_t   g_sched_disable_max_time;
hr_timer_t   g_cur_sched_disable_max_time;
uint16_t     g_intrpt_disable_times;
hr_timer_t   g_intrpt_disable_time_start;
hr_timer_t   g_intrpt_disable_max_time;
hr_timer_t   g_cur_intrpt_disable_max_time;
ctx_switch_t g_sys_ctx_switch_times;
#endif

#if (RHINO_CONFIG_HW_COUNT > 0)
hr_timer_t g_sys_measure_waste;
#endif

#if (RHINO_CONFIG_CPU_USAGE_STATS > 0)
ktask_t      g_cpu_usage_task;
cpu_stack_t  g_cpu_task_stack[RHINO_CONFIG_CPU_USAGE_TASK_STACK];
idle_count_t g_idle_count_max;
uint32_t     g_cpu_usage;
#endif

#if (RHINO_CONFIG_KOBJ_DYN_ALLOC > 0)
ksem_t      g_res_sem;
klist_t     g_res_list;
ktask_t     g_dyn_task;
cpu_stack_t g_dyn_task_stack[RHINO_CONFIG_K_DYN_TASK_STACK];
#endif

#if (RHINO_CONFIG_WORKQUEUE > 0)
klist_t      g_workqueue_list_head;
kmutex_t     g_workqueue_mutex;
kworkqueue_t g_workqueue_default;
cpu_stack_t  g_workqueue_stack[RHINO_CONFIG_WORKQUEUE_STACK_SIZE];
#endif

#if (RHINO_CONFIG_MM_TLF > 0)
k_mm_head *g_kmm_head;
#endif

#if (RHINO_CONFIG_CPU_NUM > 1)
kspinlock_t       g_sys_lock;
klist_t           g_task_del_head;
volatile uint64_t g_cpu_flag;
#endif