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added SCABS info for FE bankswitching (fixes #753)

This commit is contained in:
Thomas Jentzsch 2021-09-20 16:43:02 +02:00
parent 88b98adc7d
commit 747a13a0e3
4 changed files with 12 additions and 11 deletions
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16
docs/index.html
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@ -4828,13 +4828,13 @@ Ms Pac-Man (Stella extended codes):
<table cellpadding="2" border="1">
<tr><th>&nbsp;Type&nbsp;</th><th>Description</th><th>File Extension<br>(to force type)</th></tr>
<tr><td>0840 </td><td>8K ECONObanking </td><td>.084, .0840</td></tr>
<tr><td>2IN1 &#185;</td><td>4-64K Multicart (2 games) </td><td>.2N1 </td></tr>
<tr><td>4IN1 &#185;</td><td>8-64K Multicart (4 games) </td><td>.4N1 </td></tr>
<tr><td>8IN1 &#185;</td><td>16-64K Multicart (8 games) </td><td>.8N1 </td></tr>
<tr><td>16IN1 &#185;</td><td>32-128K Multicart (16 games) </td><td>.16N, .16N1 </td></tr>
<tr><td>32IN1 &#185;</td><td>64-128K Multicart (32 games) </td><td>.32N, .32N1 </td></tr>
<tr><td>64IN1 &#185;</td><td>64/128K Multicart </td><td>.64N, .64N1 </td></tr>
<tr><td>128IN1 &#185;</td><td>256/512K Multicart </td><td>.128, .128N1 </td></tr>
<tr><td>2IN1 &#185;</td><td>4-64K Multicart (2 games)</td><td>.2N1 </td></tr>
<tr><td>4IN1 &#185;</td><td>8-64K Multicart (4 games)</td><td>.4N1 </td></tr>
<tr><td>8IN1 &#185;</td><td>16-64K Multicart (8 games)</td><td>.8N1 </td></tr>
<tr><td>16IN1 &#185;</td><td>32-128K Multicart (16 games)</td><td>.16N, .16N1 </td></tr>
<tr><td>32IN1 &#185;</td><td>64-128K Multicart (32 games)</td><td>.32N, .32N1 </td></tr>
<tr><td>64IN1 &#185;</td><td>64/128K Multicart (64/128 games)</td><td>.64N, .64N1 </td></tr>
<tr><td>128IN1 &#185;</td><td>256/512K Multicart (128/256 games)</td><td>.128, .128N1 </td></tr>
<tr><td>2K </td><td>32-2048 bytes Atari </td><td>.2K </td></tr>
<tr><td>3E </td><td>512K Tigervision + 32K RAM</td><td>.3E </td></tr>
<tr><td>3EX </td><td>512K Tigervision + 256K RAM</td><td>.3EX </td></tr>
@ -4870,7 +4870,7 @@ Ms Pac-Man (Stella extended codes):
<tr><td>FA </td><td>CBS RAM Plus </td><td>.FA </td></tr>
<tr><td>FA2 </td><td>CBS RAM Plus 24/28K </td><td>.FA2 </td></tr>
<tr><td>FC </td><td>Amiga Power Play Aracde 16/32K </td><td>.FC </td></tr>
<tr><td>FE </td><td>8K Decathlon </td><td>.FE </td></tr>
<tr><td>FE </td><td>8K Activision (aka SCABS)</td><td>.FE </td></tr>
<tr><td>MDM </td><td>Menu Driven Megacart </td><td>.MDM </td></tr>
<tr><td>MVC </td><td>Movie Cart</td><td>.MVC </td></tr>
<tr><td>SB </td><td>128-256K SUPERbanking </td><td>.SB </td></tr>

2
src/debugger/gui/CartFEWidget.cxx
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@ -32,7 +32,7 @@ string CartridgeFEWidget::description()
{
ostringstream info;
info << "FE cartridge, two 4K banks\n"
info << "FE (aka SCABS) cartridge, two 4K banks\n"
<< "Monitors access to hotspot $01FE, and uses "
<< "upper 3 bits of databus for bank number:\n";
info << CartridgeEnhancedWidget::description();

2
src/emucore/Bankswitch.cxx
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@ -138,7 +138,7 @@ Bankswitch::BSList = {{
{ "FA" , "FA (CBS RAM Plus)" },
{ "FA2" , "FA2 (CBS RAM Plus 24/28K)" },
{ "FC" , "FC (32K Amiga)" },
{ "FE" , "FE (8K Decathlon)" },
{ "FE" , "FE (8K Activision)" },
{ "MDM" , "MDM (Menu Driven Megacart)" },
{ "MVC" , "MVC (Movie Cart)" },
{ "SB" , "SB (128-256K SUPERbank)" },

3
src/emucore/CartFE.hxx
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@ -27,7 +27,8 @@ class System;
#endif
/**
Bankswitching method used by Activision's Robot Tank and Decathlon.
Bankswitching method used by Activision e.g. for Robot Tank and Decathlon
Originally named SCABS (Subroutine Controlled Automatic Bank Switching)
This scheme was originally designed to have up to 8 4K banks, and is
triggered by monitoring the address bus for address $01FE. All released