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diffs/diff-unixv1.edited-pages.txt
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3096
diffs/diff-unixv1.edited-pages.txt
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diffs/diff-unixv1.edited-unixv1.fixed.txt
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124
diffs/diff-unixv1.edited-unixv1.fixed.txt
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@ -0,0 +1,124 @@
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--- unixv1.edited 2008-05-02 10:42:06.000000000 -0400
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+++ unixv1.fixed 2008-05-02 10:43:06.000000000 -0400
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@@ -209,7 +209,7 @@
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/ zero i list
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1:
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- dec r0 / r0 = 33.,...,1
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+ dec r1 / r1 = 33.,...,1
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jsr r0,clear / zero block 'r1' on fixed head disk
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tst r1
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bgt 1b / if blocks 33,...,1 have all been zeroed, done.
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@@ -246,7 +246,7 @@
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dec r1 / next i-node no. = present i-node no.-1
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bgt 1b / has i-node 1 been initialized; no, branch
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- / initialize i-nodes r1.,...,47. and write the root device, binary, etc.,
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+ / initialize i-nodes 41.,...,47. and write the root device, binary, etc.,
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/ directories onto fixed head disk. user temporary, initialization prog.
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Issue D Date 3/17/72 ID IMO.1-1 Section E.0 Page 4
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@@ -270,7 +270,7 @@
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/ core and write modified i-node on drum (if any)
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mov (r0)+,i.flgs / set flags in core image of inode from
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/ assembled directories header
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- movb (r0)+.i.nlks / set no. of links from header
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+ movb (r0)+,i.nlks / set no. of links from header
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movb (r0)+,i.uid / set user id of owner from header
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jsr r0,setimod / set imod=1 to indicate inode modified; also,
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/ stuff time of modification into i-node
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@@ -962,7 +962,7 @@
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movb (sp),r2 / put parent process number in r2
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asl r2 / multiply by 2 to get index into below tables
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mov p.pid-2(r2),r2 / get process name of parent process
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- mov r2,8spid-2(r1) / put parent process name in parent
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+ mov r2,p.ppid-2(r1) / put parent process name in parent
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/ process slot for child
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mov r2,*u.r0 / put parent process name on stack at location
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/ where r0 was saved
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@@ -2851,8 +2851,8 @@
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tst r1 / is new i-number non zero
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beq 2f / branch if r1=0
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tst cdev / is the current device number non zero (i.e., device
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- / / drum)
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- bne 1f / branch if cdev / 0
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+ / != drum)
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+ bne 1f / branch if cdev != 0
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cmp r1,mnti / mnti is the i-number of the cross device
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/ file (root directory of mounted device)
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bne 1f
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@@ -3132,7 +3132,7 @@
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xmtt / tty0
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xmtt / tty1
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xmtt / tty2
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- smtt / tty3
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+ xmtt / tty3
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xmtt / tty4
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xmtt / tty5
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xmtt / tty6
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@@ -3391,7 +3391,7 @@
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2:
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rts r0 / return
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- ttych: / get characters from Q of characters inputted to tty
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+ ttych: / get characters from Q of characters inputted from tty
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mov $240,*$ps / set processor priority to 5
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jsr r0,getc; 0 / takes char. off clist and puts it in r1
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br 1f / list is empty, go to sleep
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@@ -3751,7 +3751,7 @@
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cppt: / close paper tape
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clrb pptiflg / set pptiflg to indicate file not open
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1:
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- mov $240.*$ps / set process or priority to 5
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+ mov $240,*$ps / set process or priority to 5
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jsr r0,getc; 2 / remove all ppt input entries from clist
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/ and assign to free list
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br sret
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@@ -3802,7 +3802,7 @@
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/ I/O queue entry
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mov (sp)+,cdev / put device number in cdev
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bis $2000,sb1 / set the read bit
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- jsr r0,ppoke / read in entire file system
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+ jsr r0,ppoke / read in entire file system superblock
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1:
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tstb sb1+1 / done reading?
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bne 1b / no, wait
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@@ -4101,7 +4101,7 @@
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mov $rkda+2,r3 /
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mov ac,-(sp) / put remainder from divide on stack; gives
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/ sector number
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- mov $4,1sh / shift quotient 4 bits, to align with cyl and surf
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+ mov $4,lsh / shift quotient 4 bits, to align with cyl and surf
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/ bits in rkda
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bis mq,(sp) / or mq with sector, gives total disk address
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br 3f
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@@ -4448,7 +4448,7 @@
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bitb $100,tty+4(r0)
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beq 2f / non-37 parity not allowed
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4:
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- bic $!77,r1
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+ bic $!177,r1
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bit $40,tty+4(r0)
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bne 3f / raw
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cmp r1,$177
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@@ -4624,7 +4624,7 @@
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incb (r2) / normal / jmp to location determined by digits
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/ 0 and 1 of character's entry in "partab" which
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/ is now in r3
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- rts r0 / non-printing
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+ 1: rts r0 / non-printing
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br 1f / bs
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br 2f / nl (line feed)
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br 3f / tab (horizontal tab)
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@@ -4702,9 +4702,9 @@
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partab: / contains 3 digits for each character; digit 2 is used
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/ to determine if 200 is to added to ASCII code digits 0
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/ and 1 are used to depermine value for jump table.
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- .byte 002,202,202,002,002,002,002,202
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+ .byte 002,202,202,002,202,002,002,202
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.byte 204,010,006,212,012,214,202,002
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- .byte 202,002,002,202,002,002,202,002
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+ .byte 202,002,002,202,002,202,202,002
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.byte 002,202,202,002,202,002,002,202
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.byte 200,000,000,200,000,200,200,000
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.byte 000,200,200,000,200,000,000,200
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