hbekel / fastboot64

patch C64 kernal to skip startup memory check

Repository from Github https://github.comhbekel/fastboot64Repository from Github https://github.comhbekel/fastboot64

fastboot64

simple tool to remove the startup memory check from a C64 kernal image

Synopsis

$ fastboot64 original.rom patched.rom

Description

This is a simple tool that replaces the startup memory check of a C64 kernal with a small routine that checks for a module inserted at $8000 and adjusts the reported amount of free memory accordingly.

Build & Install from source

Linux & MacOSX:

$ cd fastboot64
$ make
$ make install

Windows (using mingw32):

$ make CC=i686-pc-mingw32-gcc

PREFIX defaults to /usr/local. Use DESTDIR for staged installs.

LICENSE

                      fastboot64 version 1.0
      Copyright (c) 2015, Henning Bekel <h.bekel@googlemail.com>
	   
		      All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

1. Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the following disclaimer in the
   documentation and/or other materials provided with the
   distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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patch C64 kernal to skip startup memory check

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Language:C 49.2%Language:Makefile 37.2%Language:Assembly 13.7%