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loader.cpp

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Kelvin Sherlock 2013-08-15 23:35:39 -04:00
parent 980a21d510
commit 5130649a9e
5 changed files with 92 additions and 33 deletions
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73
toolbox/loader.cpp Normal file
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@ -0,0 +1,73 @@
/*
* Copyright (c) 2013, Kelvin W Sherlock
* 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.
*
*/
#include <cpu/defs.h>
#include <cpu/CpuModule.h>
#include <cpu/fmem.h>
#include "loader.h"
#include "toolbox.h"
#include "stackframe.h"
using ToolBox::Log;
namespace Loader {
/*
* struct { uint32_t a5; uint32_t pc; };
* future state: Native::LoadFile(const std::string &path, a5pc) ->
* load file, set global page variables, set A5, return PC.
*
*/
uint16_t UnloadSeg(uint16_t trap)
{
// UnloadSeg (routineAddr: Ptr);
/*
* ------------
* +0 routineAddr
* ------------
*
*/
uint32_t sp;
uint32_t routineAddr;
sp = StackFrame<4>(routineAddr);
Log("%04x UnloadSeg(%08x)\n", trap, routineAddr);
return 0;
}
}

12
toolbox/loader.h Normal file
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@ -0,0 +1,12 @@
#ifndef __mpw_loader_h__
#define __mpw_loader_h__
#include <cstdint>
namespace Loader {
uint16_t UnloadSeg(uint16_t trap);
}
#endif

25
toolbox/rm.cpp
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@ -916,29 +916,4 @@ namespace RM
}
// todo -- move since it's not RM related.
uint16_t UnloadSeg(uint16_t trap)
{
// UnloadSeg (routineAddr: Ptr);
/*
* ------------
* +0 routineAddr
* ------------
*
*/
uint32_t sp;
uint32_t routineAddr;
sp = StackFrame<4>(routineAddr);
Log("%04x UnloadSeg(%08x)\n", trap, routineAddr);
return 0;
}
}

2
toolbox/rm.h
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@ -19,8 +19,6 @@ namespace RM
uint16_t Get1Resource(uint16_t trap);
uint16_t Get1IndResource(uint16_t trap);
uint16_t UnloadSeg(uint16_t trap);
uint16_t ReleaseResource(uint16_t trap);
uint16_t ResError(uint16_t trap);

13
toolbox/toolbox.cpp
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@ -40,7 +40,7 @@
#include "qd.h"
#include "sane.h"
#include "utility.h"
#include "loader.h"
// yuck. TST.W d0
extern "C" void cpuSetFlagsNZ00NewW(UWO res);
@ -421,11 +421,6 @@ namespace ToolBox {
d0 = RM::OpenRFPerm(trap);
break;
// UnloadSeg (routineAddr: Ptr);
case 0xa9f1:
d0 = RM::UnloadSeg(trap);
break;
case 0xa9f6:
d0 = RM::GetResFileAttrs(trap);
break;
@ -435,6 +430,12 @@ namespace ToolBox {
break;
// UnloadSeg (routineAddr: Ptr);
case 0xa9f1:
d0 = Loader::UnloadSeg(trap);
break;
// quickdraw (AsmIIgs ... )
// _ShowCursor();