mirror of
https://github.com/ksherlock/mpw.git
synced 2024-12-22 15:29:45 +00:00
1036 lines
19 KiB
C++
1036 lines
19 KiB
C++
/*
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* Copyright (c) 2014, 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 <cstdio>
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#include <cstdint>
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#include <cassert>
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#include <string>
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#include <utility>
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#include <stdlib.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 "loader.h"
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#include "mm.h"
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#include "os.h"
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#include "packages.h"
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#include "qd.h"
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#include "rm.h"
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#include "sane.h"
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#include "stackframe.h"
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#include "toolbox.h"
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#include "utility.h"
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#include <macos/sysequ.h>
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#include <macos/errors.h>
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#include <macos/traps.h>
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// yuck. TST.W d0
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extern "C" void cpuSetFlagsNZ00NewW(UWO res);
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namespace {
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uint32_t trap_address[1024];
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uint32_t os_address[256];
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uint32_t ToolGlue;
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uint32_t OSGlue;
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inline constexpr bool is_tool_trap(uint16_t trap)
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{
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// %1010 | x . . . | . . . . . . . . |
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//
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// x = 1 if this is a toolbox call, x = 0 if this is an os call.
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return (trap & 0x0800) == 0x0800;
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}
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inline constexpr bool auto_pop(uint16_t trap)
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{
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// %1010 | 1 x . . | . . . . . . . . |
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//
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// if x = 1, an extra rts is pushed,
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return (trap & 0x0c00) == 0x0c00;
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}
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inline constexpr bool save_a0(uint16_t trap)
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{
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// %1010 | 0 . . x | . . . . . . . . |
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//
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// if x = 0, a0 is saved and restored.
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// if x = 1, a0 is not saved and restored.
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return (trap & 0x0900) == 0x0000;
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}
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inline constexpr unsigned os_flags(uint16_t trap)
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{
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// %1010 | 0 x x . | . . . . . . . . |
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return trap & 0x0600;
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}
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}
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namespace OS {
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using ToolBox::Log;
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#pragma mark - Trap Manager
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uint16_t GetToolTrapAddress(uint16_t trap)
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{
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/*
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* on entry:
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* D0 trap number
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*
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* on exit:
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* A0 Address of patch
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*
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*/
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uint16_t trapNumber = cpuGetDReg(0);
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const char *trapName = TrapName(trapNumber | 0xa800);
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if (!trapName) trapName = "Unknown";
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Log("%04x GetToolTrapAddress($%04x (%s))\n", trap, trapNumber, trapName);
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trapNumber &= 0x03ff;
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if (trap_address[trapNumber])
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{
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cpuSetAReg(0, trap_address[trapNumber]);
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return 0;
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}
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cpuSetAReg(0, ToolGlue + trapNumber * 4);
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return 0; //MacOS::dsCoreErr;
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}
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uint16_t SetToolTrapAddress(uint16_t trap)
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{
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//pascal void SetToolTrapAddress(long trapAddr, short trapNum);
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/*
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* on entry:
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* A0 Address of patch
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* D0 trap number
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*
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* on exit:
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*
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*/
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// this is used by the far model stub, presumably
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// to replace LoadSeg.
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uint16_t trapNumber = cpuGetDReg(0);
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uint32_t trapAddress = cpuGetAReg(0);
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const char *trapName = TrapName(trapNumber | 0xa800);
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if (!trapName) trapName = "Unknown";
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Log("%04x SetToolTrapAddress($%08x, $%04x (%s))\n",
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trap, trapAddress, trapNumber, trapName);
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trapNumber &= 0x03ff;
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trap_address[trapNumber] = trapAddress;
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return 0;
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}
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uint16_t GetOSTrapAddress(uint16_t trap)
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{
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/*
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* on entry:
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* D0 trap number
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*
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* on exit:
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* A0 Address of patch
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*
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*/
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uint16_t trapNumber = cpuGetDReg(0);
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const char *trapName = TrapName(trapNumber | 0xa000);
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if (!trapName) trapName = "Unknown";
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Log("%04x GetOSTrapAddress($%04x (%s))\n", trap, trapNumber, trapName);
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trapNumber &= 0x00ff;
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if (os_address[trapNumber])
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{
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cpuSetAReg(0, os_address[trapNumber]);
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return 0;
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}
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cpuSetAReg(0, OSGlue + trapNumber * 4);
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return 0; // MacOS::dsCoreErr;
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}
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uint16_t SetOSTrapAddress(uint16_t trap)
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{
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//pascal void SetOSTrapAddress(long trapAddr, short trapNum);
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/*
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* on entry:
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* A0 Address of patch
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* D0 trap number
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*
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* on exit:
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*
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*/
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// Used by 3.2, 3.3 Link to patch
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// MaxBlock (bug with CloseResFile).
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uint16_t trapNumber = cpuGetDReg(0);
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uint32_t trapAddress = cpuGetAReg(0);
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const char *trapName = TrapName(trapNumber | 0xa000);
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if (!trapName) trapName = "Unknown";
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Log("%04x SetToolTrapAddress($%08x, $%04x (%s))\n",
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trap, trapAddress, trapNumber, trapName);
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trapNumber &= 0x00ff;
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os_address[trapNumber] = trapAddress;
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return 0;
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}
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uint16_t OSDispatch(uint16_t trap)
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{
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uint16_t selector;
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StackFrame<2>(selector);
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Log("%04x OSDispatch(%04x)\n", trap, selector);
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switch(selector)
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{
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case 0x0015:
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return MM::TempMaxMem();
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case 0x0018:
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return MM::TempFreeMem();
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case 0x001d:
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return MM::TempNewHandle();
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case 0x001e:
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return MM::TempHLock();
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case 0x001f:
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return MM::TempHUnlock();
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case 0x0020:
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return MM::TempDisposeHandle();
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default:
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fprintf(stderr, "OSDispatch: selector %04x not implemented\n",
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selector);
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exit(1);
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}
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}
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}
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namespace ToolBox {
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bool Init() {
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//
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std::fill(std::begin(trap_address), std::end(trap_address), 0);
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std::fill(std::begin(os_address), std::end(os_address), 0);
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// alternate entry code
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MM::Native::NewPtr(1024 * 4 + 256 * 4, false, ToolGlue);
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OSGlue = ToolGlue + 1024 * 4;
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uint16_t *code = (uint16_t *)memoryPointer(ToolGlue);
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for (unsigned i = 0; i < 1024; ++i) {
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*code++ = 0xafff;
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*code++ = 0xa800 | i;
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}
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for (unsigned i = 0; i < 256; ++i) {
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*code++ = 0xafff;
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*code++ = 0xa000 | i;
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}
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// os return code... pull registers, TST.W d0, etc.
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return true;
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}
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void native_dispatch(uint16_t trap);
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void dispatch(uint16_t trap)
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{
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uint32_t returnPC = 0;
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bool saveA0 = false;
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uint32_t a0 = cpuGetAReg(0);
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// hold off on actually _calling_ for now...
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#if 0
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if (trap == 0xafff)
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{
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// called from the trap address stub.
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// uint16_t 0xafff
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// uint16_t trap
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// return address, etc, is on stack.
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uint32_t pc = cpuGetPC();
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trap = memoryReadWord(pc);
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if (is_tool_trap(trap))
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{
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StackFrame<4>(returnPC);
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}
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#if 0
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/*
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* os stubs:
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* os_return_a0
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* pop registers a0, a1, d0, d1, d2
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* pop long word
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* tst.w d0
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* rts
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*
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* os_return:
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* pop registers a0, a1, d0, d1, d2
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* pop long word
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* tst.w d0
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* rts
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*
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* os_entry_a0:
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*
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*/
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else
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{
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// os calls push the trap dispatcher pc as well.
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uint32_t tmp;
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uint32_t a0, a1, d0, d1, d2;
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if (save_a0(trap))
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{
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StackFrame<4*8>(returnPC, tmp, a0, a1, d0, d1, d2, tmp);
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}
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else
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{
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StackFrame<4*7>(returnPC, tmp, a1, d0, d1, d2, tmp);
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}
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trap = d1; // trap w/ flag bits.
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}
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#endif
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native_dispatch(trap);
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cpuInitializeFromNewPC(returnPC);
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return;
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}
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#endif
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/*
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* The auto-pop bit is bit 10 in an A-line instruction for a
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* Toolbox routine. Some language systems prefer to generate
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* jump-subroutine calls (JSR) to intermediate routines, called
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* glue routines, which then call Toolbox routines instead of
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* executing the Toolbox routine directly. This glue method
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* would normally interfere with Toolbox traps because the
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* return address of the glue subroutine is placed on the stack
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* between the Toolbox routine's parameters and the address of
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* the place where the glue routine was called from (where
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* control returns once the Toolbox routine has completed
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* execution).
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*
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* The auto-pop bit forces the trap dispatcher to remove the
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* top 4 bytes from the stack before dispatching to the Toolbox
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* routine. After the Toolbox routine completes execution,
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* control is transferred back to the place where the glue
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* routine was called from, not back to the glue routine.
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*
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* Most development environments, including MPW, do not use
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* this feature.
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*
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* (Trap Manager, 8-20)
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*/
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if (auto_pop(trap))
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{
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/*
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* | args |
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* | returnPC |
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* -------------
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*/
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StackFrame<4>(returnPC);
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trap &= ~0x0400;
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}
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#if 0
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if (is_tool_trap(trap))
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{
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uint16_t tt = trap & 0x03ff;
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uint32_t address = trap_address[tt];
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if (address)
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{
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/*
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* parameters were pushed on the stack but
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* the a-line instruction was intercepted
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* before an exception occurred. Therefore,
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* we need to push the return address on the
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* stack and set the new pc to the trap address.
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*
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* returnPC may have been previously set from the
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* auto pop bit.
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*/
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Push<4>(returnPC == 0 ? cpuGetPC() : returnPC);
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Log("$04x *%s - $%08x", trap, TrapName(trap), address);
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cpuInitializeFromNewPC(address);
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return;
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}
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}
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else
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{
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// os calls - check the return/save a0 bit.
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// if bit 8 is 0, a0 is saved and restored.
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// if bit 8 is 1, a0 is modified.
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// Trap Manager 8-12.
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// not actually an issue yet, will only matter
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// if os address is overridden.
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if (save_a0(trap)) {
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saveA0 = true;
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}
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uint16_t tt = trap & 0x00ff;
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uint32_t address = os_address[tt];
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if (address) {
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assert("OS trap overrides are not yet supported.");
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}
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}
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#endif
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native_dispatch(trap);
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if (saveA0) cpuSetAReg(0, a0);
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if (returnPC) cpuInitializeFromNewPC(returnPC);
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}
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void native_dispatch(uint16_t trap)
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{
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uint32_t d0 = 0;
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switch (trap)
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{
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case 0xa000: // Open
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case 0xa200: // HOpen
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d0 = OS::Open(trap);
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break;
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case 0xa00a: // OpenRF
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case 0xa20a: // HOpenRF
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d0 = OS::OpenRF(trap);
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break;
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case 0xa001:
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d0 = OS::Close(trap);
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break;
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case 0xa002:
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d0 = OS::Read(trap);
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break;
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case 0xa003:
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d0 = OS::Write(trap);
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break;
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case 0xa207:
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d0 = OS::HGetVInfo(trap);
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break;
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case 0xa008: // Create
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case 0xa208: // HCreate
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d0 = OS::Create(trap);
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break;
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case 0xa009: // Delete
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case 0xa209: // HDelete
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d0 = OS::Delete(trap);
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break;
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case 0xa00c: // GetFInfo
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case 0xa20c: // HGetFInfo
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d0 = OS::GetFileInfo(trap);
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break;
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case 0xa00d: // SetFileInfo
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case 0xa20d: // HSetFileInfo
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d0 = OS::SetFileInfo(trap);
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break;
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case 0xa011:
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d0 = OS::GetEOF(trap);
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break;
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case 0xa012:
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d0 = OS::SetEOF(trap);
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break;
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case 0xa013:
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d0 = OS::FlushVol(trap);
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break;
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case 0xa014:
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d0 = OS::GetVol(trap);
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break;
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case 0xa214:
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d0 = OS::HGetVol(trap);
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break;
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case 0xa015: // SetVol
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d0 = OS::SetVol(trap);
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break;
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case 0xa215: // HSetVol
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d0 = OS::HSetVol(trap);
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break;
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|
|
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case 0xa018:
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d0 = OS::GetFPos(trap);
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break;
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case 0xa044:
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d0 = OS::SetFPos(trap);
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break;
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case 0xa051:
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d0 = OS::ReadXPRam(trap);
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break;
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case 0xa060:
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d0 = OS::FSDispatch(trap);
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break;
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case 0xa260:
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d0 = OS::HFSDispatch(trap);
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break;
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case 0xaa52:
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d0 = OS::HighLevelHFSDispatch(trap);
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break;
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case 0xA746:
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d0 = OS::GetToolTrapAddress(trap);
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break;
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case 0xa647:
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d0 = OS::SetToolTrapAddress(trap);
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break;
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case 0xA346:
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d0 = OS::GetOSTrapAddress(trap);
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break;
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case 0xa247:
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d0 = OS::SetOSTrapAddress(trap);
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break;
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case 0xA823:
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d0 = OS::AliasDispatch(trap);
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break;
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case 0xA1AD:
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d0 = OS::Gestalt(trap);
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break;
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case 0xa090:
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d0 = OS::SysEnvirons(trap);
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break;
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// SetPtrSize (p: Ptr; newSize: Size);
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case 0xa020:
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d0 = MM::SetPtrSize(trap);
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break;
|
|
|
|
// GetPtrSize (p: Ptr) : Size
|
|
case 0xa021:
|
|
d0 = MM::GetPtrSize(trap);
|
|
break;
|
|
|
|
case 0xA023:
|
|
d0 = MM::DisposeHandle(trap);
|
|
break;
|
|
|
|
case 0xa024:
|
|
d0 = MM::SetHandleSize(trap);
|
|
break;
|
|
|
|
case 0xa025:
|
|
d0 = MM::GetHandleSize(trap);
|
|
break;
|
|
|
|
case 0xa029:
|
|
d0 = MM::HLock(trap);
|
|
break;
|
|
|
|
case 0xa02a:
|
|
d0 = MM::HUnlock(trap);
|
|
break;
|
|
|
|
// BlockMove (sourcePtr,destPtr: Ptr; byteCount: Size);
|
|
case 0xa02e: // BlockMove
|
|
case 0xa22e: // BlockMoveData
|
|
d0 = MM::BlockMove(trap);
|
|
break;
|
|
|
|
case 0xa049:
|
|
d0 = MM::HPurge(trap);
|
|
break;
|
|
|
|
case 0xa04a:
|
|
d0 = MM::HNoPurge(trap);
|
|
break;
|
|
|
|
|
|
case 0xA11D:
|
|
d0 = MM::MaxMem(trap);
|
|
break;
|
|
|
|
case 0xA01C:
|
|
d0 = MM::FreeMem(trap);
|
|
break;
|
|
|
|
// CompactMem (cbNeeded: Size) : Size;
|
|
case 0xa04c:
|
|
d0 = MM::CompactMem(trap);
|
|
break;
|
|
|
|
case 0xa040:
|
|
d0 = MM::ReserveMem(trap);
|
|
break;
|
|
|
|
case 0xa055:
|
|
d0 = MM::StripAddress(trap);
|
|
break;
|
|
|
|
case 0xa061:
|
|
d0 = MM::MaxBlock(trap);
|
|
break;
|
|
|
|
case 0xa069:
|
|
d0 = MM::HGetState(trap);
|
|
break;
|
|
|
|
case 0xa06a:
|
|
d0 = MM::HSetState(trap);
|
|
break;
|
|
|
|
|
|
// MoveHHi (h: Handle);
|
|
case 0xa064:
|
|
d0 = MM::MoveHHi(trap);
|
|
break;
|
|
|
|
case 0xa9e1:
|
|
d0 = MM::HandToHand(trap);
|
|
break;
|
|
|
|
case 0xa9e3:
|
|
d0 = MM::PtrToHand(trap);
|
|
break;
|
|
case 0xa9ef:
|
|
d0 = MM::PtrAndHand(trap);
|
|
break;
|
|
|
|
case 0xa11a:
|
|
d0 = MM::GetZone(trap);
|
|
break;
|
|
|
|
case 0xa01b:
|
|
d0 = MM::SetZone(trap);
|
|
break;
|
|
|
|
case 0xa126:
|
|
d0 = MM::HandleZone(trap);
|
|
break;
|
|
|
|
case 0xa128:
|
|
d0 = MM::RecoverHandle(trap);
|
|
break;
|
|
|
|
// MaxApplZone
|
|
case 0xa063:
|
|
d0 = MM::MaxApplZone(trap);
|
|
break;
|
|
|
|
case 0xa162:
|
|
d0 = MM::PurgeSpace(trap);
|
|
break;
|
|
|
|
// ReadDateTime (VAR sees: LONGINT) : OSErr;
|
|
case 0xa039:
|
|
d0 = OS::ReadDateTime(trap);
|
|
break;
|
|
|
|
// SecondsToDate (s: LongInt; VAR d: DateTimeRec);
|
|
case 0xa9c6:
|
|
d0 = OS::SecondsToDate(trap);
|
|
break;
|
|
|
|
// TickCount : LONGINT;
|
|
case 0xa975:
|
|
d0 = OS::TickCount(trap);
|
|
break;
|
|
|
|
case 0xa193:
|
|
d0 = OS::Microseconds(trap);
|
|
break;
|
|
|
|
|
|
case 0xa9ed:
|
|
d0 = Packages::Pack6(trap);
|
|
break;
|
|
|
|
//_CmpString [MARKS,CASE]
|
|
case 0xa03c:
|
|
case 0xa23c:
|
|
case 0xa43c:
|
|
case 0xa63c:
|
|
d0 = OS::CmpString(trap);
|
|
break;
|
|
|
|
// NewPtr [Sys, Clear] (logicalSize: Size): Ptr;
|
|
case 0xa11e:
|
|
case 0xa31e:
|
|
case 0xa51e:
|
|
case 0xa71e:
|
|
// clear = bit 9, sys = bit 10
|
|
d0 = MM::NewPtr(trap);
|
|
break;
|
|
|
|
// DisposPtr (p: Ptr);
|
|
case 0xa01f:
|
|
d0 = MM::DisposePtr(trap);
|
|
break;
|
|
|
|
case 0xa065:
|
|
d0 = MM::StackSpace(trap);
|
|
break;
|
|
|
|
// NewHandle (logicalSize: Size) : Handle;
|
|
case 0xA122:
|
|
case 0xa322:
|
|
d0 = MM::NewHandle(trap);
|
|
break;
|
|
|
|
case 0xA027:
|
|
d0 = MM::ReallocHandle(trap);
|
|
break;
|
|
|
|
case 0xA02B:
|
|
d0 = MM::EmptyHandle(trap);
|
|
break;
|
|
|
|
|
|
case 0xa058:
|
|
d0 = OS::InsTime(trap);
|
|
break;
|
|
|
|
case 0xa059:
|
|
d0 = OS::RmvTime(trap);
|
|
break;
|
|
|
|
case 0xa05a:
|
|
d0 = OS::PrimeTime(trap);
|
|
break;
|
|
|
|
|
|
case 0xA0BD:
|
|
d0 = OS::FlushCodeCache(trap);
|
|
break;
|
|
|
|
case 0xA098:
|
|
case 0xA198: // don't save a0
|
|
d0 = OS::HWPriv(trap);
|
|
break;
|
|
|
|
// resource manager stuff.
|
|
|
|
// Count1Resources (theType: ResType): Integer;
|
|
case 0xa80d:
|
|
d0 = RM::Count1Resources(trap);
|
|
break;
|
|
|
|
case 0xa80e:
|
|
d0 = RM::Get1IndResource(trap);
|
|
break;
|
|
|
|
case 0xa80f:
|
|
d0 = RM::Get1IndType(trap);
|
|
break;
|
|
|
|
case 0xa81a:
|
|
d0 = RM::HOpenResFile(trap);
|
|
break;
|
|
|
|
case 0xa81b:
|
|
d0 = RM::HCreateResFile(trap);
|
|
break;
|
|
|
|
case 0xa81c:
|
|
d0 = RM::Count1Types(trap);
|
|
break;
|
|
|
|
// Get1Resource (theType: ResType; thelD: INTEGER) : Handle;
|
|
case 0xa81f:
|
|
d0 = RM::Get1Resource(trap);
|
|
break;
|
|
|
|
// Get1NamedResource (theType: ResType; name: Str255) : Handle;
|
|
case 0xa820:
|
|
d0 = RM::Get1NamedResource(trap);
|
|
break;
|
|
|
|
|
|
case 0xa992:
|
|
d0 = RM::DetachResource(trap);
|
|
break;
|
|
|
|
case 0xa994:
|
|
d0 = RM::CurResFile(trap);
|
|
break;
|
|
|
|
case 0xA997:
|
|
d0 = RM::OpenResFile(trap);
|
|
break;
|
|
|
|
case 0xA998:
|
|
d0 = RM::UseResFile(trap);
|
|
break;
|
|
|
|
case 0xa999:
|
|
d0 = RM::UpdateResFile(trap);
|
|
break;
|
|
|
|
case 0xa99a:
|
|
d0 = RM::CloseResFile(trap);
|
|
break;
|
|
|
|
case 0xa99b:
|
|
d0 = RM::SetResLoad(trap);
|
|
break;
|
|
|
|
// GetResource (theType: ResType; thelD: INTEGER) : Handle;
|
|
case 0xa9a0:
|
|
d0 = RM::GetResource(trap);
|
|
break;
|
|
|
|
case 0xa9a1:
|
|
d0 = RM::GetNamedResource(trap);
|
|
break;
|
|
|
|
case 0xa9a2:
|
|
d0 = RM::LoadResource(trap);
|
|
break;
|
|
|
|
// ReleaseResource (theResource: Handle);
|
|
case 0xa9a3:
|
|
d0 = RM::ReleaseResource(trap);
|
|
break;
|
|
|
|
case 0xa9a4:
|
|
d0 = RM::HomeResFile(trap);
|
|
break;
|
|
|
|
case 0xa9a5:
|
|
d0 = RM::GetResourceSizeOnDisk(trap);
|
|
break;
|
|
|
|
case 0xa9a6:
|
|
d0 = RM::GetResAttrs(trap);
|
|
break;
|
|
|
|
case 0xa9a7:
|
|
d0 = RM::SetResAttrs(trap);
|
|
break;
|
|
|
|
case 0xa9a8:
|
|
d0 = RM::GetResInfo(trap);
|
|
break;
|
|
|
|
case 0xa9ab:
|
|
d0 = RM::AddResource(trap);
|
|
break;
|
|
|
|
case 0xa9aa:
|
|
d0 = RM::ChangedResource(trap);
|
|
break;
|
|
|
|
case 0xa9ad:
|
|
d0 = RM::RemoveResource(trap);
|
|
break;
|
|
|
|
// ResError : INTEGER;
|
|
case 0xa9af:
|
|
d0 = RM::ResError(trap);
|
|
break;
|
|
|
|
case 0xa9b0:
|
|
d0 = RM::WriteResource(trap);
|
|
break;
|
|
|
|
// CreateResFile(fileName: Str255);
|
|
case 0xa9b1:
|
|
d0 = RM::CreateResFile(trap);
|
|
break;
|
|
|
|
// OpenRFPerm (fileName: Str255; vRefNum: Integer;
|
|
// permission: SignedByte): Integer;
|
|
case 0xa9c4:
|
|
d0 = RM::OpenRFPerm(trap);
|
|
break;
|
|
|
|
case 0xa9f6:
|
|
d0 = RM::GetResFileAttrs(trap);
|
|
break;
|
|
|
|
case 0xa9f7:
|
|
d0 = RM::SetResFileAttrs(trap);
|
|
break;
|
|
|
|
|
|
// UnloadSeg (routineAddr: Ptr);
|
|
case 0xa9f1:
|
|
d0 = Loader::UnloadSeg(trap);
|
|
break;
|
|
|
|
|
|
// quickdraw (AsmIIgs ... )
|
|
|
|
// _ShowCursor();
|
|
case 0xA853:
|
|
d0 = QD::ShowCursor(trap);
|
|
break;
|
|
|
|
// GetCursor (cursorlD: INTEGER) : CursHandle;
|
|
case 0xA9B9:
|
|
d0 = QD::GetCursor(trap);
|
|
break;
|
|
|
|
|
|
case 0xa834:
|
|
d0 = QD::SetFScaleDisable(trap);
|
|
break;
|
|
|
|
//SetCursor (crsr: Cursor)
|
|
case 0xA851:
|
|
d0 = QD::SetCursor(trap);
|
|
break;
|
|
|
|
case 0xa86e:
|
|
d0 = QD::InitGraf(trap);
|
|
break;
|
|
|
|
// GetFNum (fontName: Str255; VAR theNum: INTEGER);
|
|
case 0xa900:
|
|
d0 = QD::GetFNum(trap);
|
|
break;
|
|
|
|
|
|
// sane
|
|
case 0xa9Eb:
|
|
d0 = SANE::fp68k(trap);
|
|
cpuSetDReg(0, d0);
|
|
return; // SANE sets the flags.
|
|
break;
|
|
|
|
case 0x0a9ee:
|
|
d0 = SANE::decstr68k(trap);
|
|
break;
|
|
|
|
// utility
|
|
|
|
case 0xa906:
|
|
d0 = Utility::NewString(trap);
|
|
break;
|
|
case 0xa9ba:
|
|
d0 = Utility::GetString(trap);
|
|
break;
|
|
|
|
case 0xa85d:
|
|
d0 = Utility::BitTst(trap);
|
|
break;
|
|
|
|
case 0xa88f:
|
|
d0 = OS::OSDispatch(trap);
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr, "Unsupported tool trap: %04x (%s)\n",
|
|
trap, TrapName(trap));
|
|
fprintf(stderr, "pc: %08x\n", cpuGetPC());
|
|
exit(255);
|
|
}
|
|
|
|
// n.b. - os calls return via d0 and tst.w d0.
|
|
// toolcalls return any error info as the return
|
|
// value on the stack.
|
|
if (d0)
|
|
{
|
|
int16_t v = (int16_t)d0;
|
|
Log(" -> %d\n", v);
|
|
}
|
|
|
|
|
|
cpuSetDReg(0, d0);
|
|
cpuSetFlagsNZ00NewW(d0);
|
|
|
|
}
|
|
|
|
}
|