Mercurial > repos > blastem
view trans.c @ 761:ffb8cc5845fa
Add support for making a "portable" build on OSX to Makefile
author | Michael Pavone <pavone@retrodev.com> |
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date | Sun, 28 Jun 2015 17:16:24 -0700 |
parents | 3f065c20423c |
children | 124a58fdcf3a |
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/* Copyright 2013 Michael Pavone This file is part of BlastEm. BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text. */ #include "68kinst.h" #include "m68k_core.h" #include "mem.h" #include <stdio.h> #include <stdlib.h> #include <string.h> m68k_context * sync_components(m68k_context * context, uint32_t address) { if (context->current_cycle > 0x80000000) { context->current_cycle -= 0x80000000; } return context; } int main(int argc, char ** argv) { long filesize; unsigned short *filebuf; char disbuf[1024]; unsigned short * cur; m68k_options opts; FILE * f = fopen(argv[1], "rb"); fseek(f, 0, SEEK_END); filesize = ftell(f); fseek(f, 0, SEEK_SET); filebuf = malloc(0x400000); memset(filebuf, 0, 0x400000); fread(filebuf, 2, filesize/2 > 0x200000 ? 0x200000 : filesize/2, f); fclose(f); for(cur = filebuf; cur - filebuf < (filesize/2); ++cur) { *cur = (*cur >> 8) | (*cur << 8); } memmap_chunk memmap[2]; memset(memmap, 0, sizeof(memmap_chunk)*2); memmap[0].end = 0x400000; memmap[0].mask = 0xFFFFFF; memmap[0].flags = MMAP_READ; memmap[0].buffer = filebuf; memmap[1].start = 0xE00000; memmap[1].end = 0x1000000; memmap[1].mask = 0xFFFF; memmap[1].flags = MMAP_READ | MMAP_WRITE | MMAP_CODE; memmap[1].buffer = malloc(64 * 1024); memset(memmap[1].buffer, 0, 64 * 1024); init_m68k_opts(&opts, memmap, 2, 1); m68k_context * context = init_68k_context(&opts); context->mem_pointers[0] = memmap[0].buffer; context->mem_pointers[1] = memmap[1].buffer; context->target_cycle = context->sync_cycle = 0x80000000; uint32_t address; address = filebuf[2] << 16 | filebuf[3]; translate_m68k_stream(address, context); m68k_reset(context); return 0; }