Mercurial > repos > blastem
diff blastem.c @ 690:fc04781f4d28
Removed hardcoded assumptions in M68K core about which parts of the memory map are RAM
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Wed, 14 Jan 2015 09:38:54 -0800 |
parents | 70de0bdf8e97 |
children | 318ebe078315 |
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--- a/blastem.c Thu Jan 08 23:20:41 2015 -0800 +++ b/blastem.c Wed Jan 14 09:38:54 2015 -0800 @@ -901,9 +901,7 @@ void init_run_cpu(genesis_context * gen, FILE * address_log, char * statefile, uint8_t * debugger) { - m68k_context context; m68k_options opts; - gen->m68k = &context; memmap_chunk memmap[MAX_MAP_CHUNKS]; uint32_t num_chunks; void * initial_mapped = NULL; @@ -998,21 +996,22 @@ } init_m68k_opts(&opts, memmap, num_chunks, MCLKS_PER_68K); opts.address_log = address_log; - init_68k_context(&context, opts.gen.native_code_map, &opts); + m68k_context *context = init_68k_context(&opts); + gen->m68k = context; - context.video_context = gen->vdp; - context.system = gen; + context->video_context = gen->vdp; + context->system = gen; //cartridge ROM - context.mem_pointers[0] = cart; - context.target_cycle = context.sync_cycle = mclk_target; + context->mem_pointers[0] = cart; + context->target_cycle = context->sync_cycle = mclk_target; //work RAM - context.mem_pointers[1] = ram; + context->mem_pointers[1] = ram; //save RAM/map - context.mem_pointers[2] = initial_mapped; - context.mem_pointers[3] = (uint16_t *)gen->save_ram; + context->mem_pointers[2] = initial_mapped; + context->mem_pointers[3] = (uint16_t *)gen->save_ram; uint32_t address; address = cart[2] << 16 | cart[3]; - translate_m68k_stream(address, &context); + translate_m68k_stream(address, context); if (statefile) { uint32_t pc = load_gst(gen, statefile); if (!pc) { @@ -1021,15 +1020,15 @@ } printf("Loaded %s\n", statefile); if (debugger) { - insert_breakpoint(&context, pc, debugger); + insert_breakpoint(context, pc, debugger); } adjust_int_cycle(gen->m68k, gen->vdp); - start_68k_context(&context, pc); + start_68k_context(context, pc); } else { if (debugger) { - insert_breakpoint(&context, address, debugger); + insert_breakpoint(context, address, debugger); } - m68k_reset(&context); + m68k_reset(context); } }