Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-04-25 17:56:43 +03:00
Code Issues Actions Packages Projects Releases Wiki Activity

couple of ugly hacks to puzzli2 protection sim while I figure things out properly, these will go away shortly (nw)

Browse Source
This commit is contained in:
David Haywood 2013-07-31 00:50:33 +00:00
parent 08c35227a3
commit 10f94ab8a2
1 changed files with 24 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
src/mame/machine/pgmprot_igs027a_type1.c
View File

@ -564,6 +564,9 @@ void pgm_arm_type1_state::command_handler_ddp3(int pc)
/* preliminary */
static int hackcount = 0;
static int hackcount2 = 0;
void pgm_arm_type1_state::command_handler_puzzli2(int pc)
{
printf("%08x: %02x %04x\n",pc, m_ddp3lastcommand, m_value0);
@ -572,9 +575,20 @@ void pgm_arm_type1_state::command_handler_puzzli2(int pc)
{
case 0x13: // getting some kind of list maybe?
{
hackcount++;
if (hackcount<10)
{
m_valueresponse = 0x002d0008;
}
else
{
hackcount=0;
m_valueresponse = 0x00740008;
}
// 2d seems to be used when there is more data available
// 74 seems to be used when there isn't.. (end of buffer reached?)
m_valueresponse = 0x74<<16; // 2d or 74! (based on?)
// 2d or 74! (based on?)
}
break;
@ -582,17 +596,18 @@ void pgm_arm_type1_state::command_handler_puzzli2(int pc)
case 0x31:
{
// how is this selected? command 54?
hackcount2++;
// just a wild guess
if (m_puzzli_54_trigger) {
// pc == 1387de
m_valueresponse = 0x63<<16; // ?
} else {
// pc == 14cf58
m_valueresponse = 0xd2<<16;
if (hackcount2<30)
{
m_valueresponse = 0x00d20008;
}
else
{
hackcount2=0;
m_valueresponse = 0x00630008;
}
m_puzzli_54_trigger = 0;
}
break;