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sidepckt: Hook up MCU, remove simulation [Brian Troha, TeamEurope, Dirk Best]

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This commit is contained in:
Dirk Best 2020-10-03 10:13:41 +02:00
parent 2908f3b1cd
commit 0eabc89663
2 changed files with 68 additions and 101 deletions
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147
src/mame/drivers/sidepckt.cpp
View File

@ -142,59 +142,50 @@ Additional notes:
#include "speaker.h"
// protection tables
static const uint8_t sidepckt_prot_table_1[0x10]={0x05,0x03,0x02,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff};
static const uint8_t sidepckt_prot_table_2[0x10]={0x8e,0x42,0xad,0x58,0xec,0x85,0xdd,0x4c,0xad,0x9f,0x00,0x4c,0x7e,0x42,0xa2,0xff};
static const uint8_t sidepckt_prot_table_3[0x10]={0xbd,0x73,0x80,0xbd,0x73,0xa7,0xbd,0x73,0xe0,0x7e,0x72,0x56,0xff,0xff,0xff,0xff};
//**************************************************************************
// PROTECTION MCU
//**************************************************************************
static const uint8_t sidepcktj_prot_table_1[0x10]={0x05,0x03,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff};
static const uint8_t sidepcktj_prot_table_2[0x10]={0x8e,0x42,0xb2,0x58,0xec,0x85,0xdd,0x4c,0xad,0x9f,0x00,0x4c,0x7e,0x42,0xa7,0xff};
static const uint8_t sidepcktj_prot_table_3[0x10]={0xbd,0x71,0xc8,0xbd,0x71,0xef,0xbd,0x72,0x28,0x7e,0x70,0x9e,0xff,0xff,0xff,0xff};
uint8_t sidepckt_state::i8751_r()
uint8_t sidepckt_state::mcu_r()
{
return m_i8751_return;
return m_mcu_p1;
}
void sidepckt_state::i8751_w(uint8_t data)
void sidepckt_state::mcu_w(uint8_t data)
{
m_maincpu->set_input_line(M6809_FIRQ_LINE, HOLD_LINE); /* i8751 triggers FIRQ on main cpu */
/* This function takes multiple parameters */
if (m_in_math == 1)
{
m_in_math = 2;
m_math_param = data;
m_i8751_return = m_math_param;
}
else if (m_in_math == 2)
{
m_in_math = 0;
m_i8751_return = (data) ? (m_math_param / data) : 0;
}
else switch (data)
{
case 1: /* ID Check */
case 2: /* Protection data (executable code) */
case 3: /* Protection data (executable code) */
m_current_table = data - 1;
m_current_ptr = 0;
case 6: /* Read table data */
m_i8751_return = m_prot_table[m_current_table][m_current_ptr];
m_current_ptr = (m_current_ptr + 1) & 0x0f;
break;
case 4: /* Divide function - multiple parameters */
m_in_math = 1;
m_i8751_return = 4;
break;
default:
break;
}
m_mcu_p2 = data;
m_mcu->set_input_line(MCS51_INT0_LINE, ASSERT_LINE);
}
void sidepckt_state::mcu_p1_w(uint8_t data)
{
m_mcu_p1 = data;
}
uint8_t sidepckt_state::mcu_p2_r()
{
return m_mcu_p2;
}
void sidepckt_state::mcu_p3_w(uint8_t data)
{
// 765432-- unused
// ------1- mcu int ack
// -------0 cpu firq
if (BIT(data, 0) == 0 && BIT(m_mcu_p3, 0) == 1)
m_maincpu->set_input_line(M6809_FIRQ_LINE, ASSERT_LINE);
if (BIT(data, 0) == 1 && BIT(m_mcu_p3, 0) == 0)
m_maincpu->set_input_line(M6809_FIRQ_LINE, CLEAR_LINE);
if (BIT(data, 1) == 0 && BIT(m_mcu_p3, 1) == 1)
m_mcu->set_input_line(MCS51_INT0_LINE, CLEAR_LINE);
m_mcu_p3 = data;
}
/******************************************************************************/
void sidepckt_state::sidepckt_map(address_map &map)
@ -210,8 +201,8 @@ void sidepckt_state::sidepckt_map(address_map &map)
map(0x3003, 0x3003).portr("DSW2");
map(0x3004, 0x3004).w(m_soundlatch, FUNC(generic_latch_8_device::write));
map(0x300c, 0x300c).rw(FUNC(sidepckt_state::scroll_y_r), FUNC(sidepckt_state::scroll_y_w));
map(0x3014, 0x3014).r(FUNC(sidepckt_state::i8751_r));
map(0x3018, 0x3018).w(FUNC(sidepckt_state::i8751_w));
map(0x3014, 0x3014).r(FUNC(sidepckt_state::mcu_r));
map(0x3018, 0x3018).w(FUNC(sidepckt_state::mcu_w));
map(0x4000, 0xffff).rom();
}
@ -361,12 +352,7 @@ GFXDECODE_END
void sidepckt_state::machine_reset()
{
m_i8751_return = 0;
m_current_ptr = 0;
m_current_table = 0;
m_in_math = 0;
m_math_param = 0;
m_scroll_y = 0;
m_scroll_y = 0;
}
void sidepckt_state::sidepckt(machine_config &config)
@ -378,18 +364,13 @@ void sidepckt_state::sidepckt(machine_config &config)
M6502(config, m_audiocpu, 12_MHz_XTAL/8); /* 1.5 MHz */
m_audiocpu->set_addrmap(AS_PROGRAM, &sidepckt_state::sound_map);
/*
I8751(config, m_mcu, 8_MHz_XTAL); // 8.0MHz OSC on PCB
m_mcu->port_out_cb<1>().set(FUNC(sidepckt_state::mcu_p1_w));
m_mcu->port_in_cb<2>().set(FUNC(sidepckt_state::mcu_p2_r));
m_mcu->port_out_cb<3>().set(FUNC(sidepckt_state::mcu_p3_w));
Ports to be corrected once MCU is dumped
I8751(config, m_mcu, 8_MHz_XTAL); // 8.0MHz OSC on PCB
m_mcu->port_in_cb<0>().set([this](){ return m_mcu_p0; });
m_mcu->port_out_cb<0>().set([this](u8 data){ m_mcu_p0 = data; });
m_mcu->port_in_cb<1>().set([this](){ return m_mcu_p1; });
m_mcu->port_out_cb<1>().set([this](u8 data){ m_mcu_p1 = data; });
m_mcu->port_out_cb<2>().set(FUNC(karnov_state::mcu_p2_w));
m_mcu->port_in_cb<3>().set_ioport("COIN");
*/
// needs a tight sync with the mcu
config.set_perfect_quantum(m_maincpu);
/* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
@ -424,6 +405,7 @@ void sidepckt_state::sidepcktb(machine_config &config)
/* basic machine hardware */
m_maincpu->set_addrmap(AS_PROGRAM, &sidepckt_state::sidepcktb_map);
config.device_remove("mcu");
}
@ -440,8 +422,8 @@ ROM_START( sidepckt ) /* DE-0245-2 */
ROM_REGION( 0x10000, "audiocpu", 0 )
ROM_LOAD( "dh04.3h", 0x08000, 0x8000, CRC(d076e62e) SHA1(720ff1a6a58697b4a9c7c4f31c24a2cf8a04900a) )
ROM_REGION( 0x1000, "mcu", 0 ) /* i8751 microcontroller */
ROM_LOAD( "dh.6d", 0x00000, 0x1000, NO_DUMP )
ROM_REGION( 0x1000, "mcu", 0 ) // i8751 MCU (BAD_DUMP because it was created from the Japanese version)
ROM_LOAD( "dh-e.6d", 0x0000, 0x1000, BAD_DUMP CRC(00654574) SHA1(7d775e7b7cbb548c50b9b838a525a12bf7a32f8e) )
ROM_REGION( 0x18000, "gfx1", 0 )
ROM_LOAD( "dh07-e.13k", 0x00000, 0x8000, CRC(9d6f7969) SHA1(583852be0861a89c63ce09eb39146ec379b9e12d) ) /* characters */
@ -466,7 +448,7 @@ ROM_START( sidepcktj )
ROM_LOAD( "dh04.3h", 0x08000, 0x8000, CRC(d076e62e) SHA1(720ff1a6a58697b4a9c7c4f31c24a2cf8a04900a) )
ROM_REGION( 0x1000, "mcu", 0 ) /* i8751 microcontroller */
ROM_LOAD( "dh.6d", 0x00000, 0x1000, NO_DUMP )
ROM_LOAD( "dh.6d", 0x0000, 0x1000, CRC(f7e099b6) SHA1(8e718384489a589acebc19ca361e0aa8a4c6b63b) )
ROM_REGION( 0x18000, "gfx1", 0 )
ROM_LOAD( "dh07.13k", 0x00000, 0x8000, CRC(7d0ce858) SHA1(3a158f218a762e6841d2611f41ace67a1afefb35) ) /* characters */
@ -509,33 +491,10 @@ ROM_END
void sidepckt_state::init_sidepckt()
{
m_prot_table[0] = sidepckt_prot_table_1;
m_prot_table[1] = sidepckt_prot_table_2;
m_prot_table[2] = sidepckt_prot_table_3;
save_item(NAME(m_i8751_return));
save_item(NAME(m_current_ptr));
save_item(NAME(m_current_table));
save_item(NAME(m_in_math));
save_item(NAME(m_math_param));
save_item(NAME(m_scroll_y));
}
void sidepckt_state::init_sidepcktj()
{
m_prot_table[0] = sidepcktj_prot_table_1;
m_prot_table[1] = sidepcktj_prot_table_2;
m_prot_table[2] = sidepcktj_prot_table_3;
save_item(NAME(m_i8751_return));
save_item(NAME(m_current_ptr));
save_item(NAME(m_current_table));
save_item(NAME(m_in_math));
save_item(NAME(m_math_param));
save_item(NAME(m_scroll_y));
}
GAME( 1986, sidepckt, 0, sidepckt, sidepckt, sidepckt_state, init_sidepckt, ROT0, "Data East Corporation", "Side Pocket (World)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, sidepcktj, sidepckt, sidepckt, sidepcktj, sidepckt_state, init_sidepcktj, ROT0, "Data East Corporation", "Side Pocket (Japan)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, sidepcktb, sidepckt, sidepcktb, sidepcktb, sidepckt_state, empty_init, ROT0, "bootleg", "Side Pocket (bootleg)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, sidepckt, 0, sidepckt, sidepckt, sidepckt_state, init_sidepckt, ROT0, "Data East Corporation", "Side Pocket (World)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, sidepcktj, sidepckt, sidepckt, sidepcktj, sidepckt_state, init_sidepckt, ROT0, "Data East Corporation", "Side Pocket (Japan)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, sidepcktb, sidepckt, sidepcktb, sidepcktb, sidepckt_state, empty_init, ROT0, "bootleg", "Side Pocket (bootleg)", MACHINE_SUPPORTS_SAVE )

22
src/mame/includes/sidepckt.h
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@ -10,6 +10,7 @@
#pragma once
#include "cpu/mcs51/mcs51.h"
#include "machine/gen_latch.h"
#include "emupal.h"
#include "tilemap.h"
@ -20,6 +21,7 @@ public:
sidepckt_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_mcu(*this, "mcu"),
m_audiocpu(*this, "audiocpu"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
@ -37,6 +39,7 @@ public:
private:
required_device<cpu_device> m_maincpu;
optional_device<i8751_device> m_mcu;
required_device<cpu_device> m_audiocpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
@ -48,15 +51,20 @@ private:
tilemap_t *m_bg_tilemap;
const uint8_t* m_prot_table[3];
uint8_t m_i8751_return;
uint8_t m_current_ptr;
uint8_t m_current_table;
uint8_t m_in_math;
uint8_t m_math_param;
uint8_t m_mcu_p1;
uint8_t m_mcu_p2;
uint8_t m_mcu_p3;
uint8_t m_scroll_y;
uint8_t i8751_r();
void i8751_w(uint8_t data);
uint8_t mcu_r();
void mcu_w(uint8_t data);
void mcu_p1_w(uint8_t data);
uint8_t mcu_p2_r();
void mcu_p3_w(uint8_t data);
void videoram_w(offs_t offset, uint8_t data);
void colorram_w(offs_t offset, uint8_t data);
uint8_t scroll_y_r();