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148 lines
2.8 KiB
C
148 lines
2.8 KiB
C
#ifndef __EVENTS_H
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#define __EVENTS_H
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//event definitions
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#define MAX_EVENTS 128
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#define MAX_TIMER_SVCS 24
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#define USB_EVENT_FLAG_ACTIVE 0x80000000
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#define USB_EVENT_FLAG_QUE_TYPE 0x000000FF
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#define USB_EVENT_FLAG_QUE_RESET 0x01
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#define USB_EVENT_FLAG_NOQUE 0x00
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#define USB_EVENT_DEFAULT 0x00 //as a placeholder
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#define USB_EVENT_INIT_DEV_MGR 0x01
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#define USB_EVENT_HUB_POLL 0x02
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#define USB_EVENT_WAIT_RESET_PORT 0x03
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#define USB_EVENT_CLEAR_TT_BUFFER 0x04
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typedef VOID ( *PROCESS_QUEUE )(
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PLIST_HEAD event_list,
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struct _USB_EVENT_POOL *event_pool,
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struct _USB_EVENT *usb_event,
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struct _USB_EVENT *out_event
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);
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typedef VOID ( *PROCESS_EVENT )(
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PUSB_DEV dev,
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ULONG event,
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ULONG context,
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ULONG param
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);
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typedef struct _USB_EVENT
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{
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LIST_ENTRY event_link;
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ULONG flags;
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ULONG event;
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PUSB_DEV pdev;
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ULONG context;
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ULONG param;
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struct _USB_EVENT *pnext; //vertical queue for serialized operation
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PROCESS_EVENT process_event;
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PROCESS_QUEUE process_queue;
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} USB_EVENT, *PUSB_EVENT;
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typedef struct _USB_EVENT_POOL
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{
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PUSB_EVENT event_array;
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LIST_HEAD free_que;
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LONG free_count;
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LONG total_count;
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KSPIN_LOCK pool_lock;
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} USB_EVENT_POOL, *PUSB_EVENT_POOL;
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BOOLEAN
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init_event_pool(
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PUSB_EVENT_POOL pool
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);
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BOOLEAN
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free_event(
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PUSB_EVENT_POOL pool,
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PUSB_EVENT pevent
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); //add qhs till pnext == NULL
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PUSB_EVENT
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alloc_event(
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PUSB_EVENT_POOL pool,
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LONG count
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); //null if failed
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BOOLEAN
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destroy_event_pool(
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PUSB_EVENT_POOL pool
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);
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VOID
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lock_event_pool(
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PUSB_EVENT_POOL pool
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);
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VOID
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unlock_event_pool(
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PUSB_EVENT_POOL pool
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);
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#define DEV_MGR_TIMER_INTERVAL_NS ( 10 * 1000 * 10 ) //unit 100 ns
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#define DEV_MGR_TIMER_INTERVAL_MS 10
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typedef VOID ( *TIMER_SVC_HANDLER )(PUSB_DEV dev, PVOID context);
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typedef struct _TIMER_SVC
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{
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LIST_ENTRY timer_svc_link;
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ULONG counter;
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ULONG threshold;
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ULONG context;
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PUSB_DEV pdev;
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TIMER_SVC_HANDLER func;
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} TIMER_SVC, *PTIMER_SVC;
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typedef struct _TIMER_SVC_POOL
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{
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PTIMER_SVC timer_svc_array;
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LIST_HEAD free_que;
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LONG free_count;
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LONG total_count;
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KSPIN_LOCK pool_lock;
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} TIMER_SVC_POOL, *PTIMER_SVC_POOL;
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BOOLEAN
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init_timer_svc_pool(
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PTIMER_SVC_POOL pool
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);
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BOOLEAN
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free_timer_svc(
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PTIMER_SVC_POOL pool,
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PTIMER_SVC ptimer
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);
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PTIMER_SVC
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alloc_timer_svc(
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PTIMER_SVC_POOL pool,
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LONG count
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); //null if failed
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BOOLEAN
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destroy_timer_svc_pool(
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PTIMER_SVC_POOL pool
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);
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VOID
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lock_timer_svc_pool(
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PTIMER_SVC_POOL pool
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);
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VOID
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unlock_timer_svc_pool(
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PTIMER_SVC_POOL pool
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);
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#endif
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