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xbox.c: set f0000000-f7ffffff as mirror of physical ram to make 3d routines happy (nw)

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This commit is contained in:
yz70s 2015-10-24 18:52:38 +02:00
parent b58b25a6bd
commit ac41d8939c
1 changed files with 2 additions and 2 deletions
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src/mame/machine/xbox.c
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@ -1412,8 +1412,8 @@ WRITE32_MEMBER(xbox_base_state::smbus_w)
}
ADDRESS_MAP_START(xbox_base_map, AS_PROGRAM, 32, xbox_base_state)
AM_RANGE(0x00000000, 0x07ffffff) AM_RAM // 128 megabytes
AM_RANGE(0xf0000000, 0xf0ffffff) AM_RAM
AM_RANGE(0x00000000, 0x07ffffff) AM_RAM AM_SHARE("nv2a_share") // 128 megabytes
AM_RANGE(0xf0000000, 0xf7ffffff) AM_RAM AM_SHARE("nv2a_share") // 3d accelerator wants this
AM_RANGE(0xfd000000, 0xfdffffff) AM_RAM AM_READWRITE(geforce_r, geforce_w)
AM_RANGE(0xfed00000, 0xfed003ff) AM_READWRITE(usbctrl_r, usbctrl_w)
AM_RANGE(0xfe800000, 0xfe85ffff) AM_READWRITE(audio_apu_r, audio_apu_w)