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32x and sms savestates. Core-independent z80 state. SS bugfixing/refactoring.

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@868 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2010-01-27 16:30:41 +00:00
parent a736af3ecf
commit b4db550e41
19 changed files with 1116 additions and 848 deletions
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16
pico/sms.c
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@ -103,7 +103,7 @@ static unsigned char z80_sms_in(unsigned short a)
break;
case 0xc1: /* I/O port B and miscellaneous */
d = (Pico.sms_io_ctl & 0x80) | ((Pico.sms_io_ctl << 1) & 0x40) | 0x30;
d = (Pico.ms.io_ctl & 0x80) | ((Pico.ms.io_ctl << 1) & 0x40) | 0x30;
d |= ~(PicoPad[1] >> 2) & 0x0f;
break;
}
@ -119,7 +119,7 @@ static void z80_sms_out(unsigned short a, unsigned char d)
switch (a)
{
case 0x01:
Pico.sms_io_ctl = d;
Pico.ms.io_ctl = d;
break;
case 0x40:
@ -167,6 +167,7 @@ static void write_bank(unsigned short a, unsigned char d)
#endif
break;
}
Pico.ms.carthw[a & 0x0f] = d;
}
static void xwrite(unsigned int a, unsigned char d)
@ -174,7 +175,7 @@ static void xwrite(unsigned int a, unsigned char d)
elprintf(EL_IO, "z80 write [%04x] %02x", a, d);
if (a >= 0xc000)
Pico.zram[a & 0x1fff] = d;
if (a >= 0xfff0)
if (a >= 0xfff8)
write_bank(a, d);
}
@ -203,6 +204,9 @@ void PicoPowerMS(void)
tmp = 1 << s;
bank_mask = (tmp - 1) >> 14;
Pico.ms.carthw[0x0e] = 1;
Pico.ms.carthw[0x0f] = 2;
PicoReset();
}
@ -229,6 +233,12 @@ void PicoMemSetupMS(void)
#endif
}
void PicoStateLoadedMS(void)
{
write_bank(0xfffe, Pico.ms.carthw[0x0e]);
write_bank(0xffff, Pico.ms.carthw[0x0f]);
}
void PicoFrameMS(void)
{
struct PicoVideo *pv = &Pico.video;