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https://github.com/holub/mame
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Hooked up i8255 in Kikiippatsu Mayumi-chan [Angelo Salese]
This commit is contained in:
Angelo Salese
parent
b09c883af7
commit
e9d2512ba7
@ -132,6 +132,8 @@ private:
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template<typename _PixelType, int _Width> void mode_graphic5(const pen_t *pens, _PixelType *ln, int line);
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template<typename _PixelType, int _Width> void mode_graphic6(const pen_t *pens, _PixelType *ln, int line);
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template<typename _PixelType, int _Width> void mode_graphic7(const pen_t *pens, _PixelType *ln, int line);
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template<typename _PixelType, int _Width> void mode_yae(const pen_t *pens, _PixelType *ln, int line);
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template<typename _PixelType, int _Width> void mode_yjk(const pen_t *pens, _PixelType *ln, int line);
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template<typename _PixelType, int _Width> void mode_unknown(const pen_t *pens, _PixelType *ln, int line);
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template<typename _PixelType, int _Width> void default_draw_sprite(const pen_t *pens, _PixelType *ln, UINT8 *col);
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template<typename _PixelType, int _Width> void graphic5_draw_sprite(const pen_t *pens, _PixelType *ln, UINT8 *col);
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@ -10,8 +10,9 @@
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#include "cpu/z80/z80.h"
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#include "sound/2203intf.h"
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#include "machine/nvram.h"
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#include "machine/i8255.h"
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#define MCLK 10000000
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#define MCLK XTAL_10MHz
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class mayumi_state : public driver_device
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@ -19,10 +20,13 @@ class mayumi_state : public driver_device
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public:
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mayumi_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag) ,
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m_videoram(*this, "videoram"){ }
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m_videoram(*this, "videoram"),
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m_i8255(*this, "i8255")
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{ }
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/* memory pointers */
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required_shared_ptr<UINT8> m_videoram;
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required_device<i8255_device> m_i8255;
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// UINT8 * m_nvram; // this currently uses generic nvram handlers
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/* video-related */
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@ -31,10 +35,12 @@ public:
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/* misc */
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int m_int_enable;
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int m_input_sel;
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UINT8 key_matrix_r(UINT8 offset);
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DECLARE_WRITE8_MEMBER(mayumi_videoram_w);
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DECLARE_WRITE8_MEMBER(bank_sel_w);
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DECLARE_WRITE8_MEMBER(input_sel_w);
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DECLARE_READ8_MEMBER(key_matrix_r);
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DECLARE_READ8_MEMBER(key_matrix_1p_r);
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DECLARE_READ8_MEMBER(key_matrix_2p_r);
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};
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@ -103,33 +109,6 @@ WRITE8_MEMBER(mayumi_state::bank_sel_w)
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flip_screen_set(data & 2);
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}
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WRITE8_MEMBER(mayumi_state::input_sel_w)
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{
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m_input_sel = data;
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}
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READ8_MEMBER(mayumi_state::key_matrix_r)
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{
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int p, i, ret;
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static const char *const keynames[2][5] =
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{
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{ "KEY5", "KEY6", "KEY7", "KEY8", "KEY9" },
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{ "KEY0", "KEY1", "KEY2", "KEY3", "KEY4" }
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};
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ret = 0xff;
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p = ~m_input_sel & 0x1f;
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for (i = 0; i < 5; i++)
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{
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if (BIT(p, i))
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ret &= ioport(keynames[offset][i])->read();
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}
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return ret;
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}
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/*************************************
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*
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* Address maps
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@ -147,9 +126,7 @@ ADDRESS_MAP_END
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static ADDRESS_MAP_START( mayumi_io_map, AS_IO, 8, mayumi_state )
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ADDRESS_MAP_GLOBAL_MASK(0xff)
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AM_RANGE(0x30, 0x30) AM_READ_PORT("IN0") AM_WRITE(bank_sel_w)
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AM_RANGE(0xc0, 0xc0) AM_WRITE(input_sel_w)
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AM_RANGE(0xc1, 0xc2) AM_READ(key_matrix_r) // 0xc0-c3 8255ppi
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AM_RANGE(0xc3, 0xc3) AM_WRITENOP // 0xc0-c3 8255ppi
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AM_RANGE(0xc0, 0xc3) AM_DEVREADWRITE("i8255", i8255_device, read, write)
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AM_RANGE(0xd0, 0xd1) AM_DEVREADWRITE_LEGACY("ymsnd", ym2203_r, ym2203_w)
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ADDRESS_MAP_END
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@ -302,6 +279,54 @@ static INPUT_PORTS_START( mayumi )
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PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SERVICE4 ) // memory reset
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INPUT_PORTS_END
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WRITE8_MEMBER(mayumi_state::input_sel_w)
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{
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m_input_sel = data;
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}
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UINT8 mayumi_state::key_matrix_r(UINT8 offset)
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{
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int p, i, ret;
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static const char *const keynames[2][5] =
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{
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{ "KEY0", "KEY1", "KEY2", "KEY3", "KEY4" },
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{ "KEY5", "KEY6", "KEY7", "KEY8", "KEY9" }
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};
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ret = 0xff;
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p = ~m_input_sel & 0x1f;
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for (i = 0; i < 5; i++)
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{
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if (BIT(p, i))
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ret &= ioport(keynames[offset][i])->read();
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}
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return ret;
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}
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READ8_MEMBER(mayumi_state::key_matrix_1p_r)
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{
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return key_matrix_r(0);
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}
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READ8_MEMBER(mayumi_state::key_matrix_2p_r)
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{
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return key_matrix_r(1);
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}
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static I8255_INTERFACE(mayumi_i8255_intf)
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{
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DEVCB_NULL,
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DEVCB_DRIVER_MEMBER(mayumi_state,input_sel_w),
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DEVCB_DRIVER_MEMBER(mayumi_state,key_matrix_2p_r),
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DEVCB_NULL,
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DEVCB_DRIVER_MEMBER(mayumi_state,key_matrix_1p_r),
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DEVCB_NULL,
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};
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/*************************************
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*
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* Graphics definitions
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@ -311,9 +336,9 @@ INPUT_PORTS_END
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static const gfx_layout charlayout =
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{
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8,8, /* 8*8 characters */
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8192, /* 8192 characters */
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RGN_FRAC(1,3), /* 8192 characters */
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3, /* 3 bits per pixel */
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{0x20000*8,0x10000*8,0},
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{ RGN_FRAC(0,3),RGN_FRAC(1,3),RGN_FRAC(2,3) },
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{ STEP8(0,1) },
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{ STEP8(0,8) },
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8*8
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@ -353,7 +378,7 @@ static MACHINE_START( mayumi )
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mayumi_state *state = machine.driver_data<mayumi_state>();
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UINT8 *ROM = state->memregion("maincpu")->base();
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state->membank("bank1")->configure_entries(0, 4, &ROM[0x10000], 0x4000);
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state->membank("bank1")->configure_entries(0, 4, &ROM[0x8000], 0x4000);
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state->membank("bank1")->set_entry(0);
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state->save_item(NAME(state->m_int_enable));
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@ -379,6 +404,8 @@ static MACHINE_CONFIG_START( mayumi, mayumi_state )
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MCFG_MACHINE_START( mayumi )
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MCFG_MACHINE_RESET( mayumi )
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MCFG_I8255_ADD( "i8255", mayumi_i8255_intf )
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/* video hardware */
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MCFG_SCREEN_ADD("screen", RASTER)
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MCFG_SCREEN_REFRESH_RATE(60)
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@ -414,15 +441,14 @@ MACHINE_CONFIG_END
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*************************************/
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ROM_START( mayumi )
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ROM_REGION( 0x20000, "maincpu", 0 ) /* CPU */
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ROM_REGION( 0x18000, "maincpu", 0 ) /* CPU */
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ROM_LOAD( "my00.bin", 0x00000, 0x08000, CRC(33189e37) SHA1(cbf75f56360ef7da5b7b1207b58cd0d72bcaf207) )
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ROM_LOAD( "my01.bin", 0x10000, 0x10000, CRC(5280fb39) SHA1(cee7653f4353031701ec1608881b37073b178d9f) ) // Banked
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ROM_COPY( "maincpu", 0x10000, 0x08000, 0x4000 )
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ROM_LOAD( "my01.bin", 0x08000, 0x10000, CRC(5280fb39) SHA1(cee7653f4353031701ec1608881b37073b178d9f) ) // Banked
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ROM_REGION( 0x30000, "gfx1", 0 ) /* gfx */
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ROM_LOAD( "my10.bin", 0x00000, 0x10000, CRC(3b4f4f97) SHA1(50bda1484e965f15630bd2e05861d74ddeb0d88e) )
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ROM_LOAD( "my30.bin", 0x00000, 0x10000, CRC(7f22d53f) SHA1(f8e5874ba0fa003ba0d6a504b2169acdf1491484) )
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ROM_LOAD( "my20.bin", 0x10000, 0x10000, CRC(18544029) SHA1(74bd8bb422db33bd7af08afbf9b801bd31a3f199) )
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ROM_LOAD( "my30.bin", 0x20000, 0x10000, CRC(7f22d53f) SHA1(f8e5874ba0fa003ba0d6a504b2169acdf1491484) )
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ROM_LOAD( "my10.bin", 0x20000, 0x10000, CRC(3b4f4f97) SHA1(50bda1484e965f15630bd2e05861d74ddeb0d88e) )
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ROM_REGION( 0x0300, "proms", 0 ) /* color PROMs */
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ROM_LOAD( "my-9m.bin", 0x0000, 0x0100, CRC(b18fd669) SHA1(e2b1477c1bc49994b0b652d63a2205363aab9a74) ) // R
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