mirror of https://github.com/ksherlock/mpw.git
87 lines
2.2 KiB
C++
87 lines
2.2 KiB
C++
/*
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* Copyright (c) 2013, Kelvin W Sherlock
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <cerrno>
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#include <cctype>
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#include <ctime>
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#include <algorithm>
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#include <chrono>
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#include <deque>
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#include <string>
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#include <sys/xattr.h>
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#include <sys/stat.h>
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#include <sys/paths.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <strings.h>
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#include <cpu/defs.h>
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#include <cpu/CpuModule.h>
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#include <cpu/fmem.h>
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#include "os.h"
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#include "os_internal.h"
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#include "toolbox.h"
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#include "stackframe.h"
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using ToolBox::Log;
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namespace OS {
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uint16_t AliasDispatch(uint16_t trap)
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{
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uint16_t d0;
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uint16_t selector = cpuGetDReg(0);
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Log("%04x AliasDispatch($%04x)\n", trap, selector);
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switch (selector)
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{
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case 0x000c:
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d0 = ResolveAliasFile();
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break;
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default:
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fprintf(stderr, "AliasDispatch: selector $%04x not implemented\n",
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selector);
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exit(1);
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}
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ToolReturn<2>(-1, d0);
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return d0;
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}
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}
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