forked from dolphin-emu/dolphin
d973a9e001
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2970 8ced0084-cf51-0410-be5f-012b33b47a6e
111 lines
2.5 KiB
C++
111 lines
2.5 KiB
C++
// Copyright (C) 2003-2009 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include <stdio.h>
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#include <stdlib.h>
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#include "Common.h"
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#include "Globals.h"
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#include "FileUtil.h"
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#include "DSPCodeUtil.h"
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#include "Tools.h"
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#include "disassemble.h"
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#include "gdsp_interpreter.h"
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bool DumpDSPCode(const u8 *code_be, int size_in_bytes, u32 crc)
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{
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char binFile[MAX_PATH];
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char txtFile[MAX_PATH];
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sprintf(binFile, "%sDSP_UC_%08X.bin", FULL_DSP_DUMP_DIR, crc);
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sprintf(txtFile, "%sDSP_UC_%08X.txt", FULL_DSP_DUMP_DIR, crc);
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FILE* pFile = fopen(binFile, "wb");
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if (pFile)
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{
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fwrite(code_be, size_in_bytes, 1, pFile);
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fclose(pFile);
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}
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else
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{
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PanicAlert("Cant open file (%s) to dump UCode!!", binFile);
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return false;
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}
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// Load the binary back in.
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std::vector<u16> code;
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LoadBinary(binFile, &code);
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AssemblerSettings settings;
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settings.show_hex = true;
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settings.show_pc = true;
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settings.ext_separator = '\t';
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settings.decode_names = true;
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settings.decode_registers = true;
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std::string text;
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DSPDisassembler disasm(settings);
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if (!disasm.Disassemble(0, code, &text))
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return false;
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return File::WriteStringToFile(true, text, txtFile);
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}
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u32 GenerateCRC(const unsigned char* _pBuffer, int _pLength)
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{
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unsigned long CRC = 0xFFFFFFFF;
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while (_pLength--)
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{
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unsigned long Temp = (unsigned long)((CRC & 0xFF) ^ *_pBuffer++);
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for (int j = 0; j < 8; j++)
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{
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if (Temp & 0x1)
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Temp = (Temp >> 1) ^ 0xEDB88320;
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else
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Temp >>= 1;
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}
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CRC = (CRC >> 8) ^ Temp;
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}
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return CRC ^ 0xFFFFFFFF;
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}
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// TODO make this useful :p
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bool DumpCWCode(u32 _Address, u32 _Length)
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{
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char filename[256];
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sprintf(filename, "%sDSP_UCode.bin", FULL_DSP_DUMP_DIR);
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FILE* pFile = fopen(filename, "wb");
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if (pFile != NULL)
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{
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for (size_t i = _Address; i < _Address + _Length; i++)
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{
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u16 val = g_dsp.iram[i];
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fprintf(pFile, " cw 0x%04x \n", val);
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}
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fclose(pFile);
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return true;
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}
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return false;
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}
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