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- *** clock.c Fri Feb 22 11:57:08 1985
- --- /usr/src/sys/sys/clock.c Tue Feb 26 19:10:10 1985
- ***************
- *** 70,93
- caddr_t pc;
- {
- register a;
- mapinfo map;
- extern caddr_t waitloc;
- extern char *panicstr;
-
- /*
- * restart clock
- */
- - #if PDP11 == 21
- - while (*((int *)0173024) & 0200) ;
- - a = *((int *)0173030);
- - #else
- if(lks)
- *lks = 0115;
- #endif
- /*
- * ensure normal mapping of kernel data
- */
- savemap(map);
-
- #ifdef DISPLAY
- /*
-
- --- 70,89 -----
- caddr_t pc;
- {
- register a;
- mapinfo map;
- extern caddr_t waitloc;
- extern char *panicstr;
-
- /*
- * restart clock
- */
- if(lks)
- *lks = 0115;
- /*
- * ensure normal mapping of kernel data
- */
- savemap(map);
-
- #ifdef DISPLAY
- /*
- * display register
- ***************
- *** 76,96
-
- /*
- * restart clock
- */
- #if PDP11 == 21
- while (*((int *)0173024) & 0200) ;
- a = *((int *)0173030);
- #else
- if(lks)
- *lks = 0115;
- - #endif
- /*
- * ensure normal mapping of kernel data
- */
- savemap(map);
-
- #ifdef DISPLAY
- /*
- * display register
- */
- display();
-
- --- 72,91 -----
- register a;
- mapinfo map;
- extern caddr_t waitloc;
- extern char *panicstr;
-
- /*
- * restart clock
- */
- if(lks)
- *lks = 0115;
- /*
- * ensure normal mapping of kernel data
- */
- savemap(map);
-
- #ifdef DISPLAY
- /*
- * display register
- */
- display();
- *** machdep.c Wed Jan 23 17:13:15 1985
- --- /usr/src/sys/sys/machdep.c Tue Feb 26 19:12:08 1985
- ***************
- *** 84,106
-
-
- /*
- * Machine dependent startup code
- */
- startup()
- {
- register memaddr i, freebase;
- extern end;
-
- - #if PDP11 == 21
- - ivinit();
- - #endif
- #ifndef NOKA5
- saveseg5(seg5); /* must be done before clear() is called */
- if (&remap_area > SEG5)
- panic("&remap_area > 0120000");
- #else
- if (&end > SEG5)
- panic("_end > 0120000");
- #endif
-
- #if PDP11 <= 22
-
- --- 84,103 -----
-
-
- /*
- * Machine dependent startup code
- */
- startup()
- {
- register memaddr i, freebase;
- extern end;
-
- #ifndef NOKA5
- saveseg5(seg5); /* must be done before clear() is called */
- if (&remap_area > SEG5)
- panic("&remap_area > 0120000");
- #else
- if (&end > SEG5)
- panic("_end > 0120000");
- #endif
-
- /*
- ***************
- *** 96,118
- #endif
- #ifndef NOKA5
- saveseg5(seg5); /* must be done before clear() is called */
- if (&remap_area > SEG5)
- panic("&remap_area > 0120000");
- #else
- if (&end > SEG5)
- panic("_end > 0120000");
- #endif
-
- - #if PDP11 <= 22
- - *SSR3 = 020; /* Enable 22 bit memory mgmnt */
- - #endif
- /*
- * zero and free all of core
- */
- i = freebase = *ka6 + USIZE;
- UISD[0] = ((stoc(1) - 1) << 8) | RW;
- for (;;) {
- UISA[0] = i;
- if (fuibyte((caddr_t)0) < 0)
- break;
- maxmem++;
-
- --- 93,112 -----
-
- #ifndef NOKA5
- saveseg5(seg5); /* must be done before clear() is called */
- if (&remap_area > SEG5)
- panic("&remap_area > 0120000");
- #else
- if (&end > SEG5)
- panic("_end > 0120000");
- #endif
-
- /*
- * zero and free all of core
- */
- i = freebase = *ka6 + USIZE;
- UISD[0] = ((stoc(1) - 1) << 8) | RW;
- for (;;) {
- UISA[0] = i;
- if (fuibyte((caddr_t)0) < 0)
- break;
- maxmem++;
- ***************
- *** 116,138
- if (fuibyte((caddr_t)0) < 0)
- break;
- maxmem++;
- i++;
- /*
- * avoid testing locations on the IO page if possible,
- * since some people have dz's at 0160000 (0760000).
- * (3968 is btoc(248K); the macro doesn't do longs.)
- * (65408 is btoc(4088K))
- */
- - #if PDP11 <= 22
- - if (!ubmap && i >= 0xff80)
- - #else
- if (!ubmap && i >= 3968)
- #endif
- break;
- }
- clear(freebase, i - freebase);
- mfree(coremap, i - freebase, freebase);
- physmem = i;
- #define B (size_t)(((long)nbuf * (bsize)) / ctob(1))
- if ((bpaddr = malloc(coremap, B)) == 0)
- panic("buffers");
-
- --- 110,129 -----
- if (fuibyte((caddr_t)0) < 0)
- break;
- maxmem++;
- i++;
- /*
- * avoid testing locations on the IO page if possible,
- * since some people have dz's at 0160000 (0760000).
- * (3968 is btoc(248K); the macro doesn't do longs.)
- * (65408 is btoc(4088K))
- */
- if (!ubmap && i >= 3968)
- break;
- }
- clear(freebase, i - freebase);
- mfree(coremap, i - freebase, freebase);
- physmem = i;
- #define B (size_t)(((long)nbuf * (bsize)) / ctob(1))
- if ((bpaddr = malloc(coremap, B)) == 0)
- panic("buffers");
- maxmem -= B;
- ***************
- *** 120,140
- /*
- * avoid testing locations on the IO page if possible,
- * since some people have dz's at 0160000 (0760000).
- * (3968 is btoc(248K); the macro doesn't do longs.)
- * (65408 is btoc(4088K))
- */
- #if PDP11 <= 22
- if (!ubmap && i >= 0xff80)
- #else
- if (!ubmap && i >= 3968)
- - #endif
- break;
- }
- clear(freebase, i - freebase);
- mfree(coremap, i - freebase, freebase);
- physmem = i;
- #define B (size_t)(((long)nbuf * (bsize)) / ctob(1))
- if ((bpaddr = malloc(coremap, B)) == 0)
- panic("buffers");
- maxmem -= B;
- #undef B
-
- --- 111,130 -----
- break;
- maxmem++;
- i++;
- /*
- * avoid testing locations on the IO page if possible,
- * since some people have dz's at 0160000 (0760000).
- * (3968 is btoc(248K); the macro doesn't do longs.)
- * (65408 is btoc(4088K))
- */
- if (!ubmap && i >= 3968)
- break;
- }
- clear(freebase, i - freebase);
- mfree(coremap, i - freebase, freebase);
- physmem = i;
- #define B (size_t)(((long)nbuf * (bsize)) / ctob(1))
- if ((bpaddr = malloc(coremap, B)) == 0)
- panic("buffers");
- maxmem -= B;
- #undef B
- ***************
- *** 338,361
-
- bad:
- u.u_error = EINVAL;
- }
-
- /*
- * Determine whether clock is attached. If so, start it.
- */
- clkstart()
- {
- - #if PDP11 == 21
- - proclock();
- - lks = 0;
- - #else
- lks = LKS;
- if (fioword((caddr_t)lks) == -1) {
- lks = KW11P_CSR;
- if (fioword((caddr_t)lks) == -1) {
- #ifndef SHORTPRT
- printf("no clock??\n");
- #else
- printf("nocl\n");
- #endif SHORTPRT
- lks = 0;
-
- --- 328,347 -----
-
- bad:
- u.u_error = EINVAL;
- }
-
- /*
- * Determine whether clock is attached. If so, start it.
- */
- clkstart()
- {
- lks = LKS;
- if (fioword((caddr_t)lks) == -1) {
- lks = KW11P_CSR;
- if (fioword((caddr_t)lks) == -1) {
- #ifndef SHORTPRT
- printf("no clock??\n");
- #else
- printf("nocl\n");
- #endif SHORTPRT
- lks = 0;
- ***************
- *** 356,376
- #ifndef SHORTPRT
- printf("no clock??\n");
- #else
- printf("nocl\n");
- #endif SHORTPRT
- lks = 0;
- }
- }
- if (lks)
- *lks = 0115;
- - #endif
- }
-
- #ifndef ENABLE34
- /*
- * Fetch a word from an address on the I/O page,
- * returning -1 if address does not exist.
- */
- fioword(addr)
- {
- register val, saveUI7, saveUD7;
-
- --- 342,361 -----
- #ifndef SHORTPRT
- printf("no clock??\n");
- #else
- printf("nocl\n");
- #endif SHORTPRT
- lks = 0;
- }
- }
- if (lks)
- *lks = 0115;
- }
-
- #ifndef ENABLE34
- /*
- * Fetch a word from an address on the I/O page,
- * returning -1 if address does not exist.
- */
- fioword(addr)
- {
- register val, saveUI7, saveUD7;
- *** main.c Wed Jan 23 17:12:39 1985
- --- /usr/src/sys/sys/main.c Tue Feb 26 19:12:59 1985
- ***************
- *** 36,56
- * turn on clock
- * hand craft 0th process
- * call all initialization routines
- * fork - process 0 to schedule
- * - process 1 execute bootstrap
- */
- main()
- {
- extern char version[];
-
- - #if PDP11 > 21
- printf("\n%s", version);
- #endif
- startup();
- #if PDP11 == 21
- printf("\n%s", version);
- #endif
-
- /*
- * set up system process
- */
-
- --- 36,55 -----
- * turn on clock
- * hand craft 0th process
- * call all initialization routines
- * fork - process 0 to schedule
- * - process 1 execute bootstrap
- */
- main()
- {
- extern char version[];
-
- printf("\n%s", version);
- startup();
-
- /*
- * set up system process
- */
- proc[0].p_addr = *ka6;
- #ifndef VIRUS_VFORK
- proc[0].p_size = USIZE;
- #endif
- ***************
- *** 38,58
- * call all initialization routines
- * fork - process 0 to schedule
- * - process 1 execute bootstrap
- */
- main()
- {
- extern char version[];
-
- #if PDP11 > 21
- printf("\n%s", version);
- - #endif
- startup();
- #if PDP11 == 21
- printf("\n%s", version);
- #endif
-
- /*
- * set up system process
- */
- proc[0].p_addr = *ka6;
- #ifndef VIRUS_VFORK
-
- --- 37,56 -----
- * hand craft 0th process
- * call all initialization routines
- * fork - process 0 to schedule
- * - process 1 execute bootstrap
- */
- main()
- {
- extern char version[];
-
- printf("\n%s", version);
- startup();
-
- /*
- * set up system process
- */
- proc[0].p_addr = *ka6;
- #ifndef VIRUS_VFORK
- proc[0].p_size = USIZE;
- #endif
- proc[0].p_stat = SRUN;
- ***************
- *** 40,62
- * - process 1 execute bootstrap
- */
- main()
- {
- extern char version[];
-
- #if PDP11 > 21
- printf("\n%s", version);
- #endif
- startup();
- - #if PDP11 == 21
- - printf("\n%s", version);
- - #endif
-
- /*
- * set up system process
- */
- proc[0].p_addr = *ka6;
- #ifndef VIRUS_VFORK
- proc[0].p_size = USIZE;
- #endif
- proc[0].p_stat = SRUN;
- proc[0].p_flag |= SLOAD|SSYS;
-
- --- 38,57 -----
- * call all initialization routines
- * fork - process 0 to schedule
- * - process 1 execute bootstrap
- */
- main()
- {
- extern char version[];
-
- printf("\n%s", version);
- startup();
-
- /*
- * set up system process
- */
- proc[0].p_addr = *ka6;
- #ifndef VIRUS_VFORK
- proc[0].p_size = USIZE;
- #endif
- proc[0].p_stat = SRUN;
- proc[0].p_flag |= SLOAD|SSYS;
- ***************
- *** 145,167
- fp->s_flock = 0;
- fp->s_ilock = 0;
- fp->s_ronly = 0;
- #ifdef UCB_IHASH
- fp->s_lasti = 1;
- fp->s_nbehind = 0;
- #endif
- fp->s_fsmnt[0] = '/';
- for (i = 1; i < sizeof(fp->s_fsmnt); i++)
- fp->s_fsmnt[i] = 0;
- - #if PDP11 == 21
- - if (time == 0)
- - #endif
- time = fp->s_time;
- bootime = time;
- }
-
- memaddr bpaddr; /* physical click-address of buffers */
-
- /*
- * Initialize the buffer I/O system by freeing
- * all buffers and setting all device buffer lists to empty.
- */
-
- --- 140,159 -----
- fp->s_flock = 0;
- fp->s_ilock = 0;
- fp->s_ronly = 0;
- #ifdef UCB_IHASH
- fp->s_lasti = 1;
- fp->s_nbehind = 0;
- #endif
- fp->s_fsmnt[0] = '/';
- for (i = 1; i < sizeof(fp->s_fsmnt); i++)
- fp->s_fsmnt[i] = 0;
- time = fp->s_time;
- bootime = time;
- }
-
- memaddr bpaddr; /* physical click-address of buffers */
-
- /*
- * Initialize the buffer I/O system by freeing
- * all buffers and setting all device buffer lists to empty.
- */
- *** sys3.c Wed Jan 23 17:12:57 1985
- --- /usr/src/sys/sys/sys3.c Tue Feb 26 19:13:27 1985
- ***************
- *** 263,285
- register struct inode *ip;
- register struct mount *mp;
- register struct buf *bp;
- struct buf *dp;
-
- dev = getmdev();
- if (u.u_error || !suser())
- return;
- xumount(dev); /* remove unused sticky files from text table */
- update();
- - #if PDP11 <= 22
- - delay(2);
- - #endif
- for (mp = mount; mp < mountNMOUNT; mp++)
- if (mp->m_inodp != NULL && dev == mp->m_dev) {
- for(ip = inode; ip < inodeNINODE; ip++)
- if (ip->i_number != 0 && dev == ip->i_dev) {
- u.u_error = EBUSY;
- return;
- }
- (*bdevsw[major(dev)].d_close)(dev, 0);
- dp = bdevsw[major(dev)].d_tab;
- for (bp = dp->b_forw; bp != dp; bp = bp->b_forw) {
-
- --- 263,282 -----
- register struct inode *ip;
- register struct mount *mp;
- register struct buf *bp;
- struct buf *dp;
-
- dev = getmdev();
- if (u.u_error || !suser())
- return;
- xumount(dev); /* remove unused sticky files from text table */
- update();
- for (mp = mount; mp < mountNMOUNT; mp++)
- if (mp->m_inodp != NULL && dev == mp->m_dev) {
- for(ip = inode; ip < inodeNINODE; ip++)
- if (ip->i_number != 0 && dev == ip->i_dev) {
- u.u_error = EBUSY;
- return;
- }
- (*bdevsw[major(dev)].d_close)(dev, 0);
- dp = bdevsw[major(dev)].d_tab;
- for (bp = dp->b_forw; bp != dp; bp = bp->b_forw) {
- *** sys4.c Thu Jan 31 17:16:12 1985
- --- /usr/src/sys/sys/sys4.c Tue Feb 26 19:13:57 1985
- ***************
- *** 61,83
- stime()
- {
- register struct a {
- time_t time;
- } *uap;
-
- if (suser()) {
- uap = (struct a *)u.u_ap;
- bootime += uap->time - time;
- time = uap->time;
- - #if PDP11 == 21
- - sdtime();
- - #endif
- }
- }
-
- setuid()
- {
- register uid;
- struct a {
- int uid;
- };
-
-
- --- 61,80 -----
- stime()
- {
- register struct a {
- time_t time;
- } *uap;
-
- if (suser()) {
- uap = (struct a *)u.u_ap;
- bootime += uap->time - time;
- time = uap->time;
- }
- }
-
- setuid()
- {
- register uid;
- struct a {
- int uid;
- };
-
-