Mercurial > repos > blastem

comparison blastem.c @ 130:0bdbffa9fe90

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Make version register return correct value for USA
author Mike Pavone <pavone@retrodev.com>
date Sun, 30 Dec 2012 00:11:03 -0800
parents 11d72e471104
children 0e7e1ccc0a81
comparison
equal deleted inserted replaced
129:691e4b147cea 130:0bdbffa9fe90
357 } 357 }
358 } 358 }
359 return context; 359 return context;
360 } 360 }
361 361
362 #define USA 0x80
363 #define JAP 0x00
364 #define EUR 0xC0
365 #define NO_DISK 0x20
366 uint8_t version_reg = NO_DISK | USA;
367
362 m68k_context * io_read(uint32_t location, m68k_context * context) 368 m68k_context * io_read(uint32_t location, m68k_context * context)
363 { 369 {
364 if (location < 0x100) { 370 if (location < 0x100) {
365 switch(location/2) 371 switch(location/2)
366 { 372 {
367 case 0x0: 373 case 0x0:
368 //version bits should be 0 for now since we're not emulating TMSS 374 //version bits should be 0 for now since we're not emulating TMSS
369 //Not sure about the other bits 375 //Not sure about the other bits
370 context->value = 0; 376 context->value = version_reg;
371 break; 377 break;
372 case 0x1: 378 case 0x1:
373 io_data_read(&gamepad_1, context); 379 io_data_read(&gamepad_1, context);
374 break; 380 break;
375 case 0x2: 381 case 0x2: