MAME SVN History

199869 Revisions

r30837 Wednesday 4th June, 2014 at 20:46:54 UTC by Wilbert Pol
(MESS) msx.c: Added support for mapper used by halnote (nw)

[hash]	msx2_flop.xml
[src/emu/bus]	bus.mak
[src/emu/bus/msx_cart]	cartridge.c halnote.c* halnote.h*

trunk/hash/msx2_flop.xml
r30836	r30837
333	333	</software>
334	334
335	335
336		<!-- Needs system disk + specific mapper -->
337		<software name="halnote" supported="no">
	336	<software name="halnote">
338	337	<description>HalNote (Jpn)</description>
339	338	<year>1987</year>
340	339	<publisher>HAL Kenkyuujo</publisher>
r30836	r30837
354	353	<dataarea name="rom" size="1048576">
355	354	<rom name="hal note (japan) (program).rom" size="1048576" crc="40313fec" sha1="1af617bfd11b10a71936c606174a80019762ea71" status="baddump" offset="0" />
356	355	</dataarea>
	356	<dataarea name="sram" size="16384">
	357	</dataarea>
357	358	</part>
358	359	</software>
359	360

trunk/src/emu/bus/msx_cart/halnote.c
r0	r30837
	1	#include "emu.h"
	2	#include "halnote.h"
	3
	4
	5	const device_type MSX_CART_HALNOTE = &device_creator<msx_cart_halnote>;
	6
	7
	8	msx_cart_halnote::msx_cart_halnote(const machine_config &mconfig, const char tag, device_t owner, UINT32 clock)
	9	: device_t(mconfig, MSX_CART_HALNOTE, "MSX Cartridge - Halnote", tag, owner, clock, "msx_cart_halnote", __FILE__)
	10	, msx_cart_interface(mconfig, *this)
	11	{
	12	for (int i = 0; i < 8; i++)
	13	{
	14	m_selected_bank[i] = 0;
	15	m_bank_base[i] = NULL;
	16	}
	17	}
	18
	19
	20	void msx_cart_halnote::device_start()
	21	{
	22	save_item(NAME(m_selected_bank));
	23
	24	machine().save().register_postload(save_prepost_delegate(FUNC(msx_cart_halnote::restore_banks), this));
	25	}
	26
	27
	28	void msx_cart_halnote::map_bank(int bank)
	29	{
	30	if (bank < 2)
	31	{
	32	return;
	33	}
	34
	35	// Special banks
	36	if (bank == 6 \|\| bank == 7)
	37	{
	38	m_bank_base[bank] = get_rom_base() + 0x80000 + (m_selected_bank[bank] * 0x800);
	39	return;
	40	}
	41
	42	m_bank_base[bank] = get_rom_base() + ((m_selected_bank[bank] * 0x2000) & 0xFFFFF);
	43	if (bank == 2)
	44	{
	45	if (m_selected_bank[bank] & 0x80)
	46	{
	47	m_bank_base[0] = get_sram_base();
	48	m_bank_base[1] = get_sram_base() + 0x2000;
	49	}
	50	else
	51	{
	52	m_bank_base[0] = NULL;
	53	m_bank_base[1] = NULL;
	54	}
	55	}
	56	}
	57
	58
	59	void msx_cart_halnote::restore_banks()
	60	{
	61	for (int i = 0; i < 8; i++)
	62	{
	63	map_bank(i);
	64	}
	65	}
	66
	67
	68	void msx_cart_halnote::device_reset()
	69	{
	70	for (int i = 0; i < 8; i++)
	71	{
	72	m_selected_bank[i] = 0;
	73	}
	74	}
	75
	76
	77	void msx_cart_halnote::initialize_cartridge()
	78	{
	79	if (get_rom_size() != 0x100000)
	80	{
	81	fatalerror("halnote: Invalid ROM size\n");
	82	}
	83
	84	restore_banks();
	85	}
	86
	87
	88	READ8_MEMBER(msx_cart_halnote::read_cart)
	89	{
	90	if (offset >= 0xc000)
	91	{
	92	return 0xFF;
	93	}
	94
	95	if ((offset & 0xf000) == 0x7000 && (m_selected_bank[3] & 0x80))
	96	{
	97	return m_bank_base[6 + ((offset >> 11) & 0x01)][offset & 0x7ff];
	98	}
	99
	100	const UINT8 *mem = m_bank_base[offset >> 13];
	101
	102	if (mem)
	103	{
	104	return mem[offset & 0x1fff];
	105	}
	106	return 0xff;
	107	}
	108
	109
	110	WRITE8_MEMBER(msx_cart_halnote::write_cart)
	111	{
	112	if (offset < 0x4000)
	113	{
	114	if (m_bank_base[0] != NULL)
	115	{
	116	m_sram[offset & 0x3fff] = data;
	117	return;
	118	}
	119	}
	120
	121	switch (offset)
	122	{
	123	case 0x4FFF:
	124	m_selected_bank[2] = data;
	125	map_bank(2);
	126	break;
	127
	128	case 0x6FFF: // 6000-7FFF
	129	m_selected_bank[3] = data;
	130	map_bank(3);
	131	break;
	132
	133	case 0x77FF:
	134	m_selected_bank[6] = data;
	135	map_bank(6);
	136	break;
	137
	138	case 0x7FFF:
	139	m_selected_bank[7] = data;
	140	map_bank(7);
	141	break;
	142
	143	case 0x8FFF:
	144	m_selected_bank[4] = data;
	145	map_bank(4);
	146	break;
	147
	148	case 0xAFFF:
	149	m_selected_bank[5] = data;
	150	map_bank(5);
	151	break;
	152
	153	default:
	154	logerror("msx_cart_halnote: Unhandled write %02x to %04x\n", data, offset);
	155	break;
	156	}
	157	}
	158

Property changes on: trunk/src/emu/bus/msx_cart/halnote.c
Added: svn:eol-style + native Added: svn:mime-type + text/plain

trunk/src/emu/bus/msx_cart/halnote.h
r0	r30837
	1	#ifndef __MSX_CART_HALNOTE_H
	2	#define __MSX_CART_HALNOTE_H
	3
	4	#include "bus/msx_cart/cartridge.h"
	5
	6
	7	extern const device_type MSX_CART_HALNOTE;
	8
	9
	10	class msx_cart_halnote : public device_t
	11	, public msx_cart_interface
	12	{
	13	public:
	14	msx_cart_halnote(const machine_config &mconfig, const char tag, device_t owner, UINT32 clock);
	15
	16	// device-level overrides
	17	virtual void device_start();
	18	virtual void device_reset();
	19
	20	virtual void initialize_cartridge();
	21
	22	virtual DECLARE_READ8_MEMBER(read_cart);
	23	virtual DECLARE_WRITE8_MEMBER(write_cart);
	24
	25	void restore_banks();
	26
	27	private:
	28	UINT8 m_selected_bank[8];
	29	UINT8 *m_bank_base[8];
	30
	31	void map_bank(int bank);
	32	};
	33
	34
	35	#endif

Property changes on: trunk/src/emu/bus/msx_cart/halnote.h
Added: svn:mime-type + text/plain Added: svn:eol-style + native

trunk/src/emu/bus/msx_cart/cartridge.c
r30836	r30837
5	5	#include "crossblaim.h"
6	6	#include "dooly.h"
7	7	#include "fmpac.h"
	8	#include "halnote.h"
8	9	#include "hfox.h"
9	10	#include "holy_quran.h"
10	11	#include "konami.h"
r30836	r30837
49	50	SLOT_INTERFACE_INTERNAL("keyboard_master", MSX_CART_KEYBOARD_MASTER)
50	51	SLOT_INTERFACE_INTERNAL("holy_quran", MSX_CART_HOLY_QURAN)
51	52	SLOT_INTERFACE_INTERNAL("dooly", MSX_CART_DOOLY)
	53	SLOT_INTERFACE_INTERNAL("halnote", MSX_CART_HALNOTE)
52	54	SLOT_INTERFACE_END
53	55
54	56

trunk/src/emu/bus/bus.mak
r30836	r30837
412	412	BUSOBJS += $(BUSOBJ)/msx_cart/crossblaim.o
413	413	BUSOBJS += $(BUSOBJ)/msx_cart/dooly.o
414	414	BUSOBJS += $(BUSOBJ)/msx_cart/fmpac.o
	415	BUSOBJS += $(BUSOBJ)/msx_cart/halnote.o
415	416	BUSOBJS += $(BUSOBJ)/msx_cart/hfox.o
416	417	BUSOBJS += $(BUSOBJ)/msx_cart/holy_quran.o
417	418	BUSOBJS += $(BUSOBJ)/msx_cart/konami.o

199869 Revisions