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Annotation of researchv10no/cmd/adb/seq/mchrun.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * machine-dependent process control
                      3:  */
                      4: 
                      5: #include "defs.h"
                      6: #include "space.h"
                      7: #include "bkpt.h"
                      8: 
                      9: /*
                     10:  * install (f != 0) or remove (f == 0) a breakpoint
                     11:  */
                     12: 
                     13: #define        BPT     0xf2    /* NS32000 */
                     14: 
                     15: extern ADDR txtsize;
                     16: 
                     17: bkput(bk, f)
                     18: register BKPT *bk;
                     19: {
                     20:        register int sp;
                     21: 
                     22:        if (bk->loc < txtsize)
                     23:                sp = CORF | INSTSP;
                     24:        else
                     25:                sp = CORF | DATASP;
                     26:        if (f == 0)
                     27:                cput(bk->loc, sp, wtoc(bk->ins));
                     28:        else {
                     29:                bk->ins = ctow(cget(bk->loc, sp));
                     30:                cput(bk->loc, sp, wtoc(BPT));
                     31:                if (errflg) {
                     32:                        printf("cannot set breakpoint: ");
                     33:                        /* stuff */
                     34:                        prints(errflg);
                     35:                }
                     36:        }
                     37: }

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