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Annotation of 42BSD/sys/stand/upmaptype.c, revision 1.1.1.1

1.1       root        1: /*     upmaptype.c     6.1     83/07/29        */
                      2: 
                      3: /*
                      4:  * UNIBUS peripheral standalone
                      5:  * driver: drive type mapping routine.
                      6:  */
                      7: 
                      8: #include "../h/param.h" 
                      9: #include "../h/inode.h"
                     10: #include "../h/fs.h"
                     11: #include "../h/dkbad.h"
                     12: #include "../h/vmmac.h"
                     13: 
                     14: #include "../vax/pte.h"
                     15: #include "../vaxuba/upreg.h"
                     16: #include "../vaxuba/ubareg.h"
                     17: 
                     18: #include "saio.h"
                     19: #include "savax.h"
                     20: 
                     21: short  up9300_off[] = { 0, 27, 0, -1, -1, -1, 562, 82 };
                     22: short  fj_off[] = { 0, 50, 0, -1, -1, -1, 155, -1 };
                     23: short  upam_off[] = { 0, 32, 0, 668, 723, 778, 668, 98 };
                     24: short  up980_off[] = { 0, 100, 0, -1, -1 , -1, 309, -1};
                     25: 
                     26: struct st upst[] = {
                     27:        32,     19,     32*19,  815,    up9300_off,     /* 9300 */
                     28:        32,     19,     32*19,  823,    up9300_off,     /* 9766 */
                     29:        32,     10,     32*10,  823,    fj_off,         /* Fuji 160 */
                     30:        32,     16,     32*16,  1024,   upam_off,       /* Capricorn */
                     31:        32,     5,      32*5,   823,    up980_off,      /* DM980 */
                     32:        0,      0,      0,      0,      0,
                     33: };
                     34: 
                     35: upmaptype(unit, upaddr)
                     36:        int unit;
                     37:        register struct updevice *upaddr;
                     38: {
                     39:        register struct st *st;
                     40:        int type = -1;
                     41: 
                     42:        upaddr->upcs1 = 0;
                     43:        upaddr->upcs2 = unit % 8;
                     44:        upaddr->uphr = UPHR_MAXTRAK;
                     45:        for (st = upst; st->ntrak != 0; st++)
                     46:                if (upaddr->uphr == st->ntrak - 1) {
                     47:                        type = st - upst;
                     48:                        break;
                     49:                }
                     50:        if (st->ntrak == 0)
                     51:                printf("up%d: uphr=%x\n", unit, upaddr->uphr);
                     52:        if (type == 0) {
                     53:                upaddr->uphr = UPHR_MAXCYL;
                     54:                if (upaddr->uphr == 822)        /* CDC 9766 */
                     55:                        type++;
                     56:        }
                     57:        upaddr->upcs2 = UPCS2_CLR;
                     58:        return (type);
                     59: }

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