add DEL as an erase character

[unix-history] / usr / src / sys / vax / stand / drtest.c

diff --git a/usr/src/sys/vax/stand/drtest.c b/usr/src/sys/vax/stand/drtest.c
index c5a64a9..757d042 100644 (file)
--- a/usr/src/sys/vax/stand/drtest.c
+++ b/usr/src/sys/vax/stand/drtest.c
@@ -1,62 +1,106 @@
-/*     drtest.c        4.9     83/03/01        */
+/*
+ * Copyright (c) 1982 Regents of the University of California.
+ * All rights reserved.  The Berkeley software License Agreement
+ * specifies the terms and conditions for redistribution.
+ *
+ *     @(#)drtest.c    6.2 (Berkeley) %G%
+ */

 
 /*
  * Standalone program to test a disk and driver
 
 /*
  * Standalone program to test a disk and driver

- * by reading the disk in CHUNK sector units.
+ * by reading the disk a track at a time.

  */
 #include "../h/param.h"
 #include "../h/inode.h"
 #include "../h/fs.h"
 #include "saio.h"
 
  */
 #include "../h/param.h"
 #include "../h/inode.h"
 #include "../h/fs.h"
 #include "saio.h"
 

-#define CHUNK  32

 #define SECTSIZ        512
 
 #define SECTSIZ        512
 

-char diskname[] = "xx(00,0)";
+extern int end;
+char   *malloc();
+char   *prompt();

 
 main()
 {
 
 main()
 {

-       char buf[50], buffer[CHUNK*SECTSIZ];
-       int unit, fd, chunk, j, hc = 0;
+       char *cp, *bp;
+       int fd, tracksize, debug;
+       register int sector, lastsector;

        struct st st;
        struct st st;

-       register i;

 
 

-       printf("Testprogram for stand-alone hp or up driver\n\n");
-       printf("Is the console terminal a hard-copy device (y/n)? ");
-       gets(buf);
-       if (*buf == 'y')
-               hc = 1;
-askunit:
-       printf("Enter disk name [type(adapter,unit), e.g, hp(1,3)] ? ");
-       gets(buf);
-       unit = (*(buf + 3) - '0')*8 + *(buf + 5) - '0';
-       diskname[0] = *buf;     
-       diskname[1] = *(buf + 1);
-       diskname[3] = '0' + (unit / 10);
-       diskname[4] = '0' + (unit % 10);
-       if ((fd = open(diskname, 0)) < 0) {
-               goto askunit;
-       }
-       ioctl(fd, SAIODEVDATA, &st);
+       printf("Testprogram for stand-alone driver\n\n");
+again:
+       cp = prompt("Enable debugging (1=bse, 2=ecc, 3=bse+ecc)? ");
+       debug = atoi(cp);
+       if (debug < 0)
+               debug = 0;
+       fd = getdevice();
+       ioctl(fd, SAIODEVDATA, (char *)&st);

        printf("Device data: #cylinders=%d, #tracks=%d, #sectors=%d\n",
                st.ncyl, st.ntrak, st.nsect);
        printf("Device data: #cylinders=%d, #tracks=%d, #sectors=%d\n",
                st.ncyl, st.ntrak, st.nsect);

-       chunk = st.nsect * SECTSIZ;
-       printf("Testing %s, chunk size is %d bytes\n",buf, chunk);
-       printf("Start ...Make sure %s is online\n", buf);
+       ioctl(fd, SAIODEBUG, (char *)debug);
+       tracksize = st.nsect * SECTSIZ;
+       bp = malloc(tracksize);
+       printf("Reading in %d byte records\n", tracksize);
+       printf("Start ...make sure drive is on-line\n");

        lseek(fd, 0, 0);
        lseek(fd, 0, 0);

-       for (i = 0; i < st.ncyl * st.ntrak; i++) {
-               read(fd, buffer, chunk);
-               if ((i % (st.ntrak*5)) == 0) {
-                       int x = i / st.ntrak;
-
-                       if (!hc)
-                               printf("%d\r", x);
-                       else {
-                               printf(".");
-                               if (x && (x % 125) == 0)
-                                       printf(". %d\n", x);
-                       }
-               }
+       lastsector = st.ncyl * st.nspc;
+       for (sector = 0; sector < lastsector; sector += st.nsect) {
+               if (sector && (sector % (st.nspc * 10)) == 0)
+                       printf("cylinder %d\n", sector/st.nspc);
+               read(fd, bp, tracksize);
+       }
+       goto again;
+}
+
+/*
+ * Prompt and verify a device name from the user.
+ */
+getdevice()
+{
+       register char *cp;
+       register struct devsw *dp;
+       int fd;
+
+top:
+       cp = prompt("Device to read? ");
+       if ((fd = open(cp, 2)) < 0) {
+               printf("Known devices are: ");
+               for (dp = devsw; dp->dv_name; dp++)
+                       printf("%s ",dp->dv_name);
+               printf("\n");
+               goto top;

        }
        }

-       goto askunit;
+       return (fd);
+}
+
+char *
+prompt(msg)
+       char *msg;
+{
+       static char buf[132];
+
+       printf("%s", msg);
+       gets(buf);
+       return (buf);
+}
+
+/*
+ * Allocate memory on a page-aligned address.
+ * Round allocated chunk to a page multiple to
+ * ease next request.
+ */
+char *
+malloc(size)
+       int size;
+{
+       char *result;
+       static caddr_t last = 0;
+
+       if (last == 0)
+               last = (caddr_t)(((int)&end + 511) & ~0x1ff);
+       size = (size + 511) & ~0x1ff;
+       result = (char *)last;
+       last += size;
+       return (result);

 }
 }