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Greg King
2015-10-02 10:50:22 -04:00
committed by Oliver Schmidt
parent 203200e259
commit b5d939c858
23 changed files with 142 additions and 159 deletions
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doc/pce.sgml
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@@ -2,10 +2,10 @@
<article>
<title>PC-Engine (TurboGrafx) System specific information for cc65
<title>PC-Engine (TurboGrafx 16) System-specific information for cc65
<author><url url="mailto:groepaz@gmx.net" name="Groepaz/Hitmen">,<newline>
<url url="mailto:greg.king5@verizon.net" name="Greg King">
<date>2018-02-12
<date>2018-02-24
<abstract>
An overview over the PCE runtime system as it is implemented for the
@@ -20,12 +20,12 @@ cc65 C compiler.
<sect>Overview<p>
This file contains an overview of the PCE runtime system as it comes
with the cc65 C compiler. It describes the memory layout, PCE specific header
with the cc65 C compiler. It describes the memory layout, PCE-specific header
files, available drivers, and any pitfalls specific to that platform.
Please note that PCE specific functions are just mentioned here, they are
described in detail in the separate <url url="funcref.html" name="function
reference">. Even functions marked as "platform dependent" may be available on
Please note that PCE-specific functions are just mentioned here; they are
described, in detail, in the separate <url url="funcref.html" name="function
reference">. Even functions marked as "platform dependent" might be available on
more than one platform. Please see the function reference for more
information.
@@ -63,7 +63,7 @@ actually see when they execute the code in that cartridge.
<sect>Memory layout<p>
cc65 generated programs with the default setup run with the I/O area and a
cc65-generated programs with the default setup run with the I/O area and a
CHR bank enabled, which gives a usable memory range of &dollar;8000 - &dollar;FFF3.
All boot ROM entry points may be called directly without additional code.
@@ -71,11 +71,11 @@ Special locations:
<descrip>
<tag/Text screen and Font/
The text screen is located at VRAM &dollar;0000,
The text screen is located at VRAM &dollar;0000;
the Font is located at VRAM &dollar;2000.
<tag/Stack/
The C runtime stack is located in system RAM at &dollar;3FFF and growing downwards.
The C runtime stack is located in system RAM at &dollar;3FFF; and, grows downwards.
<tag/Data and BSS/
The Data (initialized variables) and BSS (uninitialized variables) sections are
@@ -98,12 +98,12 @@ Special locations:
<sect>Platform specific header files<p>
<sect>Platform-specific header files<p>
Programs containing PCE specific code may use the <tt/pce.h/ header file.
Programs containing PCE-specific code may use the <tt/pce.h/ header file.
<sect1>PCE specific functions<p>
<sect1>PCE-specific functions<p>
<itemize>
<item>waitvsync</item>
@@ -111,11 +111,10 @@ Programs containing PCE specific code may use the <tt/pce.h/ header file.
</itemize>
<sect1>Hardware access<p>
The following pseudo variables declared in the <tt/pce.inc/ include file do
allow access to hardware located in the address space.
The following pseudo variables, declared in the <tt/pce.inc/ include file, do
allow access to hardware that is located in the address space.
<descrip>
@@ -153,9 +152,9 @@ No extended memory drivers are currently available for the PCE.
<descrip>
<tag><tt/pce-stdjoy.joy (pce_stdjoy)/</tag>
A joystick driver for the standard two buttons joypad is available.
A joystick driver for the standard two-button joypad is available.
Note that the japanese 6-button pad is currently not supported.
Note that the Japanese 6-button pad currently is not supported.
</descrip><p>
@@ -177,6 +176,7 @@ No serial drivers are currently available for the PCE.
<item>interruptor support in crt0 (and cfg) is missing
</itemize>
<sect1>Disk I/O<p>
The existing library for the PCE doesn't implement C file
@@ -197,6 +197,8 @@ following functions (and a few others):
<item>...
</itemize>
<sect>Other hints<p>
<itemize>
@@ -204,7 +206,7 @@ following functions (and a few others):
emulator to use for the PC-Engine.
</itemize>
some useful resources on PCE coding:
Some useful resources on PCE coding:
<itemize>
<item><url url="http://blog.blockos.org/?tag=pc-engine">
@@ -218,9 +220,11 @@ some useful resources on PCE coding:
<item><url url="http://www.zeograd.com/parse.php?src=hucf">
</itemize>
<sect>License<p>
This software is provided 'as-is', without any expressed or implied
This software is provided "as-is", without any expressed or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
@@ -229,14 +233,14 @@ including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
<enum>
<item> The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
<item> Altered source versions must be plainly marked as such, and must not
be misrepresented as being the original software.
<item> This notice may not be removed or altered from any source
distribution.
<item>The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated, but is not required.
<item>Altered source versions must be marked plainly as such; and, must not
be misrepresented as being the original software.
<item>This notice may not be removed or altered from any source
distribution.
</enum>
</article>