newoswan/source/peripherals/mono_system.c
2022-06-27 17:02:35 +01:00

56 lines
1.2 KiB
C

/*******************************************************************************
* NewOswan
* mono_system.c: IOs specific to the original WonderSwan
*
* Created by Manoël Trapier on 19/12/2021.
* Copyright (c) 2014-2022 986-Studio. All rights reserved.
*
******************************************************************************/
#if 0
READ
case 0x62:
switch (ws_get_system())
{
case WS_SYSTEM_AUTODETECT:
case WS_SYSTEM_MONO:
case WS_SYSTEM_COLOR:
retVal = 0x00;
break;
case WS_SYSTEM_CRYSTAL:
retVal = 0x80;
break;
}
break;
WRITE
if ((port == 0xA0) && (ws_ioRam[port] & 0x01) && (~value & 0x01))
{
value |= 0x01;
}
case 0xA0:
/* Force cart handshake to be set */
ws_ioRam[port] |= 0x80;
if (value & 0x01)
{
Log(TLOG_WARNING, "A0", "Oh yeah %02X BABY", value);
#ifdef USE_PAGED_MEMORY_ACCESS
uint32_t romSize;
uint8_t *rom = getRom(&romSize);
set_memory_bank(0xF, ws_get_page_ptr(rom, romSize, (ws_ioRam[0xC0] & 0x0F << 4) + 0x0F));
#endif
}
break;
#endif