System Debug Reference Manual (32650-90888)

Chapter 8 323
System Debug Windows
TX- The Text Windows
00000020:00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
window banner line
• LDEV $ - Name of the LDEV window and the current output display radix.
• DISP - The full address of the current position of the LDEV window. (Byte offsets in the
window itself contain only the low-order 32 bits.)
• HOME - The home address which was originally specified in the LW command when the
window was defined. A new home address can be selected with the LH command. This
address is expressed as a logical device (LDEV) and byte offset (that is,
ldev.offset )
relative to the start of the disk.
• Values in $ - The output display radix for data values.
window body line(s)
• offset - The starting disc offset (in bytes) for the line of displayed values.
• values - The actual data values from secondary storage are displayed.
TX- The Text Windows
The text window displays the contents of ASCII text files.
TX0$ COL=1 LINE=1e FNAME=TGRADES.DEMO.TELESUP
{----------------------------------------------------------------------}
{ Globally used TYPES }
{----------------------------------------------------------------------}
TYPE
GradeRange = MINGRADES .. MAXGRADES;
GradesArray = ARRAY [ GradeRange ] OF integer;
Class = ( SENIOR, JUNIOR, SOPHOMORE, FRESHMAN );
TX1$ COL=1 LINE=1 FNAME=UPOEM.DEMO.TELESUP
wl "Roses are red,"
wl "Violets are blue,"
wl "Some poems rhyme,"
wl "And this one does, too!"
Commands
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• TX0, TX1 - Abbreviation for the window, and the text window number. Currently, up to
three text windows may be defined. The current text window is indicated by flagging
the window abbreviation in half-bright inverse video. In this example, TX1 is the
current text window.
• COL - The column number at which the window is aimed. Text windows may be