#include "param.h" #include "buf.h" #include "systm.h" /* * startup routine for RH controllers. */ #define IENABLE 0100 #define RHWCOM 060 #define RHRCOM 070 #define GO 01 rhstart(bp, devloc, devblk, abae) struct buf *bp; int *devloc, *abae; { register int *dp; register struct buf *rbp; register int com; dp = devloc; rbp = bp; #ifndef CPU40 /* if it's not a /40 */ #ifndef CPU45 /* or a /45.... */ #ifndef CPU70 /* or a /70, include the test */ if(cputype == 70) #endif not CPU70 *abae = rbp->b_xmem; #endif not CPU45 #endif not CPU40 *dp = devblk; /* block address */ *--dp = rbp->b_addr; /* buffer address */ *--dp = rbp->b_wcount; /* word count */ com = IENABLE | GO | ((rbp->b_xmem & 03) << 8); if (rbp->b_flags&B_READ) /* command + x-mem */ com =| RHRCOM; else com =| RHWCOM; *--dp = com; }