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Added C64/C128 SuperCPU accelerator functions and started on a generic framework for accelerators.

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Marco van den Heuvel
2018-04-09 19:36:53 -07:00
parent 60b9ea3222
commit 89c3ed6d7f
9 changed files with 419 additions and 0 deletions
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73
doc/funcref.sgml
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@@ -65,6 +65,15 @@ function.
</itemize>
<sect1><tt/accelerator.h/<label id="accelerator.h"><p>
<itemize>
<item><ref id="detect_scpu" name="detect_scpu">
<item><ref id="get_scpu_speed" name="get_scpu_speed">
<item><ref id="set_scpu_speed" name="set_scpu_speed">
</itemize>
<sect1><tt/apple2.h/<label id="apple2.h"><p>
<itemize>
@@ -2911,6 +2920,26 @@ used in presence of a prototype.
</quote>
<sect1>detect_scpu<label id="detect_scpu"><p>
<quote>
<descrip>
<tag/Function/Check for the presence of the C64/C128 SuperCPU cartridge.
<tag/Header/<tt/<ref id="accelerator.h" name="accelerator.h">/
<tag/Declaration/<tt/unsigned char detect_scpu (void);/
<tag/Description/The function returns a 1 if a SuperCPU cartridge has been detected.
<tag/Notes/<itemize>
<item>The function is specific to the C128 and C64.
</itemize>
<tag/Availability/cc65 (not all platforms)
<tag/See also/
<ref id="get_scpu_speed" name="get_scpu_speed">,
<ref id="set_scpu_speed" name="set_scpu_speed">,
<tag/Example/None.
</descrip>
</quote>
<sect1>div<label id="div"><p>
<quote>
@@ -3450,6 +3479,28 @@ header files define constants that can be used to check the return code.
</quote>
<sect1>get_scpu_speed<label id="get_scpu_speed"><p>
<quote>
<descrip>
<tag/Function/Get the current speed of the C64/C128 SuperCPU cartridge.
<tag/Header/<tt/<ref id="accelerator.h" name="accelerator.h">/
<tag/Declaration/<tt/unsigned char get_scpu_speed (void);/
<tag/Description/The function returns the current speed of the SuperCPU cartridge.
<tag/Notes/<itemize>
<item>The function is specific to the C128 and C64.
<item>The function does not check for the presence of the cartridge.
<item>See the accelerator.h header for the speed definitions.
</itemize>
<tag/Availability/cc65 (not all platforms)
<tag/See also/
<ref id="detect_scpu" name="detect_scpu">,
<ref id="set_scpu_speed" name="set_scpu_speed">,
<tag/Example/None.
</descrip>
</quote>
<sect1>getcpu<label id="getcpu"><p>
<quote>
@@ -6001,6 +6052,28 @@ clean-up when exitting the program.
</quote>
<sect1>set_scpu_speed<label id="set_scpu_speed"><p>
<quote>
<descrip>
<tag/Function/Set the current speed of the C64/C128 SuperCPU cartridge.
<tag/Header/<tt/<ref id="accelerator.h" name="accelerator.h">/
<tag/Declaration/<tt/unsigned char set_scpu_speed (unsigned char speed);/
<tag/Description/The function returns the speed after trying to set the speed of the SuperCPU cartridge.
<tag/Notes/<itemize>
<item>The function is specific to the C128 and C64.
<item>The function does not check for the presence of the cartridge.
<item>See the accelerator.h header for the speed definitions.
</itemize>
<tag/Availability/cc65 (not all platforms)
<tag/See also/
<ref id="detect_scpu" name="detect_scpu">,
<ref id="get_scpu_speed" name="get_scpu_speed">,
<tag/Example/None.
</descrip>
</quote>
<sect1>setjmp<label id="setjmp"><p>
<quote>