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magnum: notes (nw)

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This commit is contained in:
cracyc 2018-03-16 09:41:46 -05:00
parent bdbf188e37
commit 5a8d958d8d
1 changed files with 10 additions and 2 deletions
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12
src/mame/drivers/magnum.cpp
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@ -8,7 +8,9 @@
#include "emu.h"
#include "cpu/i86/i186.h"
#include "machine/cdp1879.h"
#include "machine/wd_fdc.h"
#include "video/hd61830.h"
#include "video/i8275.h"
#include "sound/beep.h"
#include "rendlay.h"
#include "screen.h"
@ -60,14 +62,16 @@ void magnum_state::magnum_map(address_map &map)
void magnum_state::magnum_io(address_map &map)
{
map.unmap_value_high();
//AM_RANGE(0x000a, 0x000b) cdp1854 1
//AM_RANGE(0x000e, 0x000f) cpd1854 2
//map(0x000a, 0x000b) cdp1854 1
//map(0x000e, 0x000f) cpd1854 2
//map(0x0014, 0x0017).rw("crtc", FUNC(i8275_device::read), FUNC(i8275_device::write)).umask16(0x00ff);
map(0x0018, 0x0019).rw("lcdc2", FUNC(hd61830_device::data_r), FUNC(hd61830_device::data_w)).umask16(0x00ff);
map(0x001a, 0x001b).rw("lcdc2", FUNC(hd61830_device::status_r), FUNC(hd61830_device::control_w)).umask16(0x00ff);
map(0x001c, 0x001d).rw("lcdc1", FUNC(hd61830_device::data_r), FUNC(hd61830_device::data_w)).umask16(0x00ff);
map(0x001e, 0x001f).rw("lcdc1", FUNC(hd61830_device::status_r), FUNC(hd61830_device::control_w)).umask16(0x00ff);
map(0x0056, 0x0056).w(this, FUNC(magnum_state::beep_w));
map(0x0080, 0x008f).rw("rtc", FUNC(cdp1879_device::read), FUNC(cdp1879_device::write)).umask16(0x00ff);
//map(0x0100, 0x0107).rw("fdc", FUNC(wd1793_device::read), FUNC(wd1793_device::write)).umask16(0x00ff);
}
void magnum_state::magnum_lcdc(address_map &map)
@ -104,6 +108,10 @@ MACHINE_CONFIG_START(magnum_state::magnum)
MCFG_DEVICE_ADDRESS_MAP(0, magnum_lcdc)
MCFG_VIDEO_SET_SCREEN("screen2")
//MCFG_DEVICE_ADD("crtc", I8275, 3000000) // unknown clock
//MCFG_WD1793_ADD("fdc", 1000000) // nothing known, type or if any disks even exist, port 0x44 is possibly motor control
MCFG_PALETTE_ADD_MONOCHROME_INVERTED("palette")
MCFG_SPEAKER_STANDARD_MONO("speaker")