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[Core/VDP] confirmed register $0A default state on reset

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This commit is contained in:
EkeEke 2015-08-26 23:29:43 +02:00
parent f55688de19
commit e8b72612b4
2 changed files with 7 additions and 7 deletions
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10
core/vdp_ctrl.c
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@ -4,8 +4,8 @@
*
* Support for SG-1000 (TMS99xx & 315-5066), Master System (315-5124 & 315-5246), Game Gear & Mega Drive VDP
*
* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Charles Mac Donald (original code)
* Copyright (C) 2007-2014 Eke-Eke (Genesis Plus GX)
* Copyright (C) 1998-2003 Charles Mac Donald (original code)
* Copyright (C) 2007-2015 Eke-Eke (Genesis Plus GX)
*
* Redistribution and use of this code or any derivative works are permitted
* provided that the following conditions are met:
@ -360,8 +360,8 @@ void vdp_reset(void)
}
}
/* H-INT should be disabled on startup (fixes GG Terminator 2: Judgement Day) */
vdp_reg_w(10, 0xFF, 0);
/* H-INT is disabled on startup (verified on VA4 MD1 with 315-5313 VDP) */
reg[10] = 0xFF;
/* Master System specific */
if ((system_hw & SYSTEM_SMS) && (!(config.bios & 1) || !(system_bios & SYSTEM_SMS)))
@ -1396,7 +1396,7 @@ unsigned int vdp_hvc_r(unsigned int cycles)
}
else
{
/* Mode 4: by default, VCounter runs normally & H counter is frozen */
/* Mode 4: by default, VCounter runs normally & HCounter is frozen */
data &= 0xff;
}
}

4
core/vdp_ctrl.h
View File

@ -4,8 +4,8 @@
*
* Support for SG-1000 (TMS99xx & 315-5066), Master System (315-5124 & 315-5246), Game Gear & Mega Drive VDP
*
* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Charles Mac Donald (original code)
* Copyright (C) 2007-2014 Eke-Eke (Genesis Plus GX)
* Copyright (C) 1998-2003 Charles Mac Donald (original code)
* Copyright (C) 2007-2015 Eke-Eke (Genesis Plus GX)
*
* Redistribution and use of this code or any derivative works are permitted
* provided that the following conditions are met: