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Annotation of researchv9/jerq/include/CC/jerqproc.h, revision 1.1.1.1

1.1       root        1: #include <CC/tty.h>
                      2: #ifndef        PROC_H
                      3: #define        PROC_H
                      4: 
                      5: extern int     NPROC;
                      6: #define        STKSIZ  (4096-sizeof(struct _*))
                      7: #define        CBSIZE  64      /* NPROC*CBSIZE <= queue.h/NCHARS */
                      8: 
                      9: #ifndef        QUEUE_H
                     10: struct cbuf {  /* duplicated from queue.h for simplicity */
                     11:        struct cbuf *next;
                     12:        short   word;
                     13: };
                     14: struct clist {
                     15:        struct cbuf *c_tail;
                     16:        struct cbuf *c_head;
                     17:        short   c_cc;
                     18:        short   state;
                     19: };
                     20: #endif
                     21: struct Pcb {
                     22:        int     psw;
                     23:        char    (*pc)();
                     24:        int     sp;
                     25:        int     lower;
                     26:        int     upper;
                     27:        int     ap;
                     28:        int     fp;
                     29:        int     reg[9];         /* 9 user registers */
                     30:        int     blkmv;
                     31: };
                     32: struct Proc {
                     33:        struct Pcb pcb;
                     34:        char    *text;
                     35:        char    *data;
                     36:        char    *bss;
                     37:        int     state;
                     38:        Layer    * layer;
                     39:        Rectangle rect; /* rectangle on screen */
                     40:        struct clist kbdqueue;
                     41:        char    **traploc;
                     42:        int     *traptype;
                     43:        int     nticks;
                     44:        Texture * cursor;
                     45:        short   inhibited;
                     46:        short   nchars;
                     47:        unsigned char   cbuf[CBSIZE*3];         /* circular buffer */
                     48:        unsigned char   *cbufpin, *cbufpout;
                     49:        struct Ttychars ttychars;               /* chars for tty driver emulation */
                     50:        int     stack[STKSIZ/sizeof(int)];      /* int for alignment  */
                     51:        struct Font *defaultfont;
                     52: };
                     53: 
                     54: 
                     55: #ifndef        MUX_H
                     56: #      ifdef   TASK_C
                     57:        struct Proc *newproc();
                     58: #      else
                     59:        extern struct Proc *newproc();
                     60: #      endif
                     61: extern struct Proc *P;
                     62: extern struct Proc proctab[];
                     63: #endif
                     64: 
                     65: #ifdef MUXTERM
                     66: /*
                     67:  * Data at start of user program
                     68:  */
                     69: struct udata {
                     70:        Rectangle Drect;
                     71:        Layer    * Jdisplayp;
                     72:        int     argc;
                     73:        char    **argv;
                     74:        struct Mouse mouse;
                     75: };
                     76: /* states */
                     77: #define        RUN             1       /* ready to be scheduled */
                     78: #define        BUSY            2       /* active */
                     79: #define        BLOCKED         4       /* blocked by user with ^S */
                     80: #define        USER            8       /* a user-68ld'd process */
                     81: #define        KBDLOCAL        16      /* has requested the KBD */
                     82: #define        MOUSELOCAL      32      /* has requested the MOUSE */
                     83: #define        GOTMOUSE        64      /* currently owns MOUSE */
                     84: #define        WAKEUP          128     /* tell CONTROL to issue setrun(p) */
                     85: #define        MOVED           256     /* layer got moved */
                     86: #define        UNBLOCKED       512     /* Has been unblocked */
                     87: #define        ZOMBIE          1024    /* proc died horribly; waiting for debugger */
                     88: #define        RESHAPED        2048    /* layer got reshaped */
                     89: #define        ZOMBOOT         4096    /* put in ZOMBIE state after booting */
                     90: #define        ALARMREQD       8192    /* has requested an alarm */    
                     91: 
                     92: #define        setrun(p)       ((p)->state|=RUN)
                     93: #define        setnorun(p)     ((p)->state&=~RUN)
                     94: 
                     95: #else
                     96: #define        MOVED           256     /* layer got moved */
                     97: #define        RESHAPED        2048    /* layer got reshaped */
                     98: #endif MUXTERM
                     99: #endif PROC_H

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