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Fixed BCD issues in Denjin Makai by porting the (unused) Raiden 2 code, don't want credit (guess that was from OG?)

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This commit is contained in:
Angelo Salese 2009-07-02 15:58:31 +00:00
parent 8fd927255d
commit e31ada08d6
1 changed files with 20 additions and 6 deletions
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26
src/mame/machine/seicop.c
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@ -148,7 +148,7 @@ static UINT8 dma_status;
static UINT32 dma_src;
static UINT16 prot_data[2],dma_size;
/*Number protection*//*Heated Barrel,SD Gundam,Godzilla,Denjin Makai*/
static UINT32 prot_bcd[4];
//static UINT32 prot_bcd[4];
/*Hit check protection*//*Legionnaire,Heated Barrel,SD Gundam*/
static UINT8 xy_check;
@ -166,6 +166,7 @@ static UINT8 xy_check;
flip_screen_set(space->machine, _flip_); \
} \
#if 0
/*TODO: numbers over 65535?*/
static UINT32 protection_bcd_jsr(UINT16 prot_data)
{
@ -173,6 +174,9 @@ static UINT32 protection_bcd_jsr(UINT16 prot_data)
res = 0;
bcd_data = prot_data;
popmessage("%08x",bcd_data);
while(bcd_data > 0)
{
if(bcd_data > 999)
@ -199,6 +203,7 @@ static UINT32 protection_bcd_jsr(UINT16 prot_data)
return res & 0x0f0f0f0f;
}
#endif
/*TODO: -move x-axis limits,to calculate basing on the screen xy-axis values*/
/* -the second value should be end of calculation (in other words,check everything between the two values) */
@ -1126,6 +1131,7 @@ static READ16_HANDLER( generic_cop_r )
return retvalue;
/* BCD protection reads */
#if 0
case (0x190/2): { return ((prot_bcd[0] & 0x0000ffff) >> 0 ) + 0x3030; }
case (0x192/2): { return ((prot_bcd[0] & 0xffff0000) >> 16) + 0x3030; }
case (0x194/2): { return ((prot_bcd[1] & 0x0000ffff) >> 0 ) + 0x3030; }
@ -1133,13 +1139,14 @@ static READ16_HANDLER( generic_cop_r )
case (0x198/2): { return ((prot_bcd[2] & 0x0000ffff) >> 0 ) + 0x3030; }
case (0x19a/2): { return ((prot_bcd[2] & 0xffff0000) >> 16) + 0x3030; }
case (0x19c/2): { return 0x3030; }
#endif
}
}
static WRITE16_HANDLER( generic_cop_w )
{
static UINT32 temp32;
switch (offset)
{
default:
@ -1147,9 +1154,16 @@ static WRITE16_HANDLER( generic_cop_w )
break;
/* BCD Protection */
case (0x020/2): { prot_bcd[0] = protection_bcd_jsr(cop_mcu_ram[offset]); break; }
case (0x022/2): { prot_bcd[1] = protection_bcd_jsr(cop_mcu_ram[offset]); break; }
case (0x024/2): { prot_bcd[2] = protection_bcd_jsr(cop_mcu_ram[offset]); break; }
case (0x020/2):
case (0x022/2):
case (0x024/2):
temp32 = (cop_mcu_ram[0x020/2]) | (cop_mcu_ram[0x022/2] << 16);
cop_mcu_ram[0x190/2] = (((temp32 / 1) % 10) + (((temp32 / 10) % 10) << 8) + 0x3030);
cop_mcu_ram[0x192/2] = (((temp32 / 100) % 10) + (((temp32 / 1000) % 10) << 8) + 0x3030);
cop_mcu_ram[0x194/2] = (((temp32 / 10000) % 10) + (((temp32 / 100000) % 10) << 8) + 0x3030);
cop_mcu_ram[0x196/2] = (((temp32 / 1000000) % 10) + (((temp32 / 10000000) % 10) << 8) + 0x3030);
cop_mcu_ram[0x198/2] = (((temp32 / 100000000) % 10) + (((temp32 / 1000000000) % 10) << 8) + 0x3030);
break;
/* Command tables for 0x500 / 0x502 commands */
case (0x032/2): { copd2_set_tabledata(space->machine, data); break; }