2002/0831/port/edf.h (diff list | history)

2002/0830/sys/src/9/port/edf.h:18,23 – 2002/0831/sys/src/9/port/edf.h:18,25 (short | long | prev | next)
Add List] and Head, use to replace static arrays. rsc Fri Mar 4 12:44:25 2005
2002/0704		typedef struct Resource Resource; typedef struct Edf Edf; typedef struct Taskq Taskq;
2002/0831		typedef struct List List; typedef struct Head Head;
2002/0315		enum Edfstate { EdfUnused, /* task structure not in use */
2002/0830/sys/src/9/port/edf.h:35,40 – 2002/0831/sys/src/9/port/edf.h:37,52
2002/0315		}; typedef enum Edfstate Edfstate;
2002/0831		struct List { List * next; /* next in list */ void * i; /* item in list */ }; struct Head { List *next; /* First item in list */ int n; /* number of items in list */ };
2002/0315		struct Edf { /* time intervals */ Ticks D; /* Deadline */
2002/0830/sys/src/9/port/edf.h:63,75 – 2002/0831/sys/src/9/port/edf.h:75,87
2002/0315		struct Task { QLock;
2002/0831		Ref; /* ref count for farbage collection */ int taskno; /* task number in Qid */
2002/0315		Edf; Ticks scheduled; Schedq runq; /* Queue of runnable member procs */ Proc * procs[Nproc]; /* List of member procs; may contain holes */ int nproc; /* number of them */ Resource* res[Nres]; /* List of resources; may contain holes */ int nres; /* number of them */
2002/0831		Head procs; /* List of member procs */ Head res; /* List of resources */
2002/0315		char *user; /* mallocated */ Dirtab dir; int flags; /* e.g., Verbose */
2002/0830/sys/src/9/port/edf.h:85,102 – 2002/0831/sys/src/9/port/edf.h:97,119
2002/0315		struct Resource {
2002/0831		Ref;
2002/0315		char * name; Task * tasks[Ntask]; /* may contain holes */ int ntasks;
2002/0831		Head tasks;
2002/0320		Ticks Delta;
2002/0315		/* for schedulability testing */
2002/0320		Ticks testDelta;
2002/0315		}; extern Lock edftestlock; /* for atomic admitting/expelling */ extern Task tasks[Maxtasks]; /* may contain holes */ extern int ntasks; extern Resource resources[Maxresources]; /* may contain holes */
2002/0831		struct ResourceItem { List; /* links and identifies the resource (must be first) */ Ticks C; /* cost */ Head h; /* sub resource items */ }; extern QLock edfschedlock; extern Head tasks; extern Head resources;
2002/0315		extern int nresources; extern Lock edflock; extern Taskq qwaitrelease;
2002/0830/sys/src/9/port/edf.h:112,114 – 2002/0831/sys/src/9/port/edf.h:129,134
2002/0315		Time ticks2time(Ticks); Ticks time2ticks(Time);
2002/0831		int putlist(Head*, List*); int enlist(Head*, void*); int delist(Head*, void*);