system comments

2016-03-03 21:14:35 -05:00
parent 51ad7db306
commit efb0553d7f
6 changed files with 52 additions and 48 deletions
@@ -1,7 +1,7 @@
 "** 01-s1.pdf page 21
 " s4

-	" allocate a free disk block
+	" allocate a free disk block for a file (data or indirect)
 alloc: 0
   -1
   tad s.nfblks
@@ -287,6 +287,8 @@ dskrd: 0
   jms collapse
   jmp dskrd i

+	" write a file block (data, inode or indirect)
+	" AC/ block
 dskwr: 0
   jms betwen; d2; d7999
      jms halt
@@ -298,7 +300,6 @@ dskwr: 0
   jmp dskwr i
 t = t+3

-	" called with:
 	" AC/ block
 	"   jms dskio; dsld_bits
 dskio: 0