Added document lines that name the default device drivers.
Also: - Changed some <htmlurl> tags to <url>. Now, those links will show their URL addresses (in addition to their names) in info and text pages. - Added some Atmos-specific function names to its document. - Fixed some punctuation syntax.
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@@ -2,11 +2,11 @@
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<article>
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<title>Commodore 510 (aka P500) specific information for cc65
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<author>Ullrich von Bassewitz, <htmlurl url="mailto:uz@cc65.org" name="uz@cc65.org">&nl;
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Stefan A. Haubenthal, <htmlurl url="mailto:polluks@sdf.lonestar.org" name="polluks@sdf.lonestar.org">&nl;
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<htmlurl url="mailto:greg.king5@verizon.net" name="Greg King">
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<date>2013-08-23
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<title>Commodore 510 (aka P500) specific information for CC65
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<author>Ullrich von Bassewitz, <htmlurl url="mailto:uz@cc65.org" name="uz@cc65.org"><newline>
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Stefan A. Haubenthal, <htmlurl url="mailto:polluks@sdf.lonestar.org" name="polluks@sdf.lonestar.org"><newline>
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<url url="mailto:greg.king5@verizon.net" name="Greg King">
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<date>2014-03-26
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<abstract>
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An overview over the Commodore 510 runtime system as it is implemented for the
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@@ -21,11 +21,11 @@ cc65 C compiler.
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<sect>Overview<p>
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This file contains an overview of the CBM 510 runtime system as it comes with
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the cc65 C compiler. It describes the memory layout, CBM 510 specific header
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the cc65 C compiler. It describes the memory layout, CBM 510-specific header
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files, available drivers, and any pitfalls specific to that platform.
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Please note that CBM 510 specific functions are just mentioned here, they are
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described in detail in the separate <htmlurl url="funcref.html" name="function
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Please note that CBM 510-specific functions are just mentioned here, they are
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described in detail in the separate <url url="funcref.html" name="function
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reference">. Even functions marked as "platform dependent" may be available on
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more than one platform. Please see the function reference for more
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information.
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@@ -75,16 +75,16 @@ Special locations:
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<sect>Platform specific header files<p>
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<sect>Platform-specific header files<p>
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Programs containing CBM 510 specific code may use the <tt/cbm510.h/ or
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Programs containing CBM 510-specific code may use the <tt/cbm510.h/ or
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<tt/cbm.h/ header files. Using the later may be an option when writing code
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for more than one CBM platform, since it includes <tt/cbm510.h/ and declares
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several functions common to all CBM platforms.
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<sect1>CBM 510 specific functions<p>
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<sect1>CBM 510-specific functions<p>
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The functions listed below are special for the CBM 510. See the <htmlurl
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The functions listed below are special for the CBM 510. See the <url
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url="funcref.html" name="function reference"> for declaration and usage.
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<itemize>
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@@ -95,10 +95,10 @@ url="funcref.html" name="function reference"> for declaration and usage.
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</itemize>
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<sect1>CBM specific functions<p>
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<sect1>CBM-specific functions<p>
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Some functions are available for all (or at least most) of the Commodore
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machines. See the <htmlurl url="funcref.html" name="function reference"> for
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machines. See the <url url="funcref.html" name="function reference"> for
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declaration and usage.
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@@ -204,6 +204,8 @@ No graphics drivers are currently available for the Commodore 510.
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<sect1>Mouse drivers<p>
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The default drivers, <tt/mouse_stddrv (mouse_static_stddrv)/, point to <tt/cbm510-joy.mou (cbm510_joy_mou)/.
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<descrip>
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<tag><tt/cbm510-joy.mou (cbm510_joy_mou)/</tag>
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@@ -220,20 +222,22 @@ No graphics drivers are currently available for the Commodore 510.
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</descrip><p>
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<sect1>RS232 device drivers<p>
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<descrip>
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<tag><tt/cbm510-std.ser (cbm510_std_ser)/</tag>
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Driver for the 6551 ACIA chip built into the Commodore 510. Supports up to
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19200 baud, hardware flow control (RTS/CTS) and interrupt driven receives.
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Note that because of the peculiarities of the 6551 chip transmits are not
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interrupt driven, and the transceiver blocks if the receiver asserts flow
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19200 BPS, hardware flow control (RTS/CTS), and interrupt-driven receives.
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Note that, because of the peculiarities of the 6551 chip, transmits are not
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interrupt driven; and, the transceiver blocks if the receiver asserts flow
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control because of a full buffer.
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</descrip><p>
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<sect>Limitations<label id="limitations"><p>
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@@ -246,6 +250,7 @@ While this simplifies things, it should be noted that the wrappers do have
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quite an impact on performance: A cross bank call has an extra 300µs
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penalty added by the wrapper.
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<sect1>Interrupts<p>
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Compiled programs contain an interrupt handler that runs in the program bank.
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@@ -258,8 +263,10 @@ Since the cc65 runtime does only call the kernal for disk I/O, this means that
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a program should not do file I/O while it depends on interrupts.
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<sect>Other hints<p>
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<sect1>Passing arguments to the program<p>
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Command line argument passing is currently not supported for the Commodore
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@@ -278,7 +285,7 @@ The runtime for the Commodore 510 uses routines marked as <tt/.INTERRUPTOR/
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for interrupt handlers. Such routines must be written as simple machine
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language subroutines and will be called automatically by the interrupt handler
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code when they are linked into a program. See the discussion of the
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<tt/.CONDES/ feature in the <htmlurl url="ca65.html" name="assembler manual">.
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<tt/.CONDES/ feature in the <url url="ca65.html" name="assembler manual">.
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