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Profreading by Stefan Haubenthal

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git-svn-id: svn://svn.cc65.org/cc65/trunk@3294 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz 2004-11-09 20:09:16 +00:00
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doc/lynx.sgml
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@ -5,7 +5,7 @@
<title>Atari Lynx specific information for cc65
<author>Karri Kaksonen, <htmlurl url="mailto:karri@sipo.fi" name="karri@sipo.fi">
Ullrich von Bassewitz, <htmlurl url="mailto:uz@cc65.org" name="uz@cc65.org">
<date>2004-10.14
<date>2004-10-14
<abstract>
An overview over the Atari Lynx runtime system as it is implemented for the
@ -32,9 +32,8 @@ information.
<sect>Binary format<p>
The standard binary output format generated by the linker for the VIC20 target
is a machine language program with a one line BASIC stub. This means that a
program can be loaded as BASIC program and started with RUN. It is of course
The standard binary output format generated by the linker for the Lynx target
is a machine language program with an executable header. It is of course
possible to change this behaviour by using a modified startup file and linker
config.
@ -42,18 +41,17 @@ config.
<sect>Memory layout<p>
cc65 generated programs with the default setup run with the I/O area and the
kernal and BASIC ROM enabled (RAM at &dollar;A000 - &dollar;BFFF may be used
for the heap), which gives a usable memory range of &dollar;1000 - &dollar;1DFF.
All ROM entry points may be called directly without additional code.
kernal enabled, which gives a usable memory range of &dollar;400 - &dollar;BE3F.
All boot ROM entry points may be called directly without additional code.
Special locations:
<descrip>
<tag/Text screen/
The text screen is located at &dollar;1E00 (as in the standard setup).
No conio suppport is currently available for the Lynx.
<tag/Stack/
The C runtime stack is located at &dollar;1DFF and growing downwards.
The C runtime stack is located at &dollar;BE3F and growing downwards.
<tag/Heap/
The C heap is located at the end of the program and grows towards the C
@ -105,7 +103,7 @@ structures, accessing the struct fields will access the chip registers.
<sect1>Graphics drivers<p>
A TGI driver for the standard graphics mode (160*102 in 16 colors) is
A TGI driver for the standard graphics mode (160&times;102 in 16 colors) is
available, but must be statically linked, because no file I/O is available.
See the documentation for the <htmlurl url="co65.html" name="co65 utility">
for information on how to do that.