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https://github.com/holub/mame
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Devicify Sega 315-5649
This commit is contained in:
Dirk Best
parent
5a95391388
commit
02004c6c51
@ -3372,6 +3372,8 @@ files {
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MAME_DIR .. "src/mame/machine/315_5296.h",
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MAME_DIR .. "src/mame/machine/315_5338a.cpp",
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MAME_DIR .. "src/mame/machine/315_5338a.h",
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MAME_DIR .. "src/mame/machine/315_5649.cpp",
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MAME_DIR .. "src/mame/machine/315_5649.h",
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MAME_DIR .. "src/mame/machine/model1io.cpp",
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MAME_DIR .. "src/mame/machine/model1io.h",
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MAME_DIR .. "src/mame/machine/fd1089.cpp",
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149
src/mame/machine/315_5649.cpp
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149
src/mame/machine/315_5649.cpp
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@ -0,0 +1,149 @@
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// license: BSD-3-Clause
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// copyright-holders: Dirk Best
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/***************************************************************************
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Sega 315-5649
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I/O Controller
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***************************************************************************/
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#include "emu.h"
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#include "315_5649.h"
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#define VERBOSE 1
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#include "logmacro.h"
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//**************************************************************************
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// DEVICE DEFINITIONS
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//**************************************************************************
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DEFINE_DEVICE_TYPE(SEGA_315_5649, sega_315_5649_device, "315_5649", "Sega 315-5649 I/O Controller")
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//**************************************************************************
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// LIVE DEVICE
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//**************************************************************************
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//-------------------------------------------------
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// sega_315_5649_device - constructor
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//-------------------------------------------------
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sega_315_5649_device::sega_315_5649_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
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device_t(mconfig, SEGA_315_5649, tag, owner, clock),
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m_in_port_cb{ {*this}, {*this}, {*this}, {*this}, {*this}, {*this}, {*this} },
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m_out_port_cb{ {*this}, {*this}, {*this}, {*this}, {*this}, {*this}, {*this} },
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m_an_port_cb{ {*this}, {*this}, {*this}, {*this}, {*this}, {*this}, {*this}, {*this} },
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m_serial_rd_cb{ {*this}, {*this} }, m_serial_wr_cb{ {*this}, {*this} },
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m_port_config(0),
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m_analog_channel(0)
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{
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std::fill(std::begin(m_port_value), std::end(m_port_value), 0xff);
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}
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//-------------------------------------------------
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// device_start - device-specific startup
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//-------------------------------------------------
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void sega_315_5649_device::device_start()
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{
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// resolve callbacks
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for (unsigned i = 0; i < 7; i++)
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{
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m_in_port_cb[i].resolve_safe(0xff);
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m_out_port_cb[i].resolve_safe();
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}
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for (unsigned i = 0; i < 8; i++)
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m_an_port_cb[i].resolve_safe(0xff);
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for (unsigned i = 0; i < 2; i++)
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{
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m_serial_rd_cb[i].resolve_safe(0xff);
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m_serial_wr_cb[i].resolve_safe();
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}
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// register for save states
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save_pointer(NAME(m_port_value), 7);
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save_item(NAME(m_port_config));
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save_item(NAME(m_analog_channel));
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}
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//**************************************************************************
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// INTERFACE
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//**************************************************************************
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READ8_MEMBER( sega_315_5649_device::read )
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{
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uint8_t data = 0xff;
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switch (offset)
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{
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// port a to g
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case 0x00:
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case 0x01:
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case 0x02:
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case 0x03:
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case 0x04:
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case 0x05:
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case 0x06:
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if (BIT(m_port_config, offset))
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data = m_in_port_cb[offset](0);
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else
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data = m_port_value[offset];
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break;
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// serial channel 1/2 input
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case 0x0b: data = m_serial_rd_cb[0](0); break;
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case 0x0c: data = m_serial_rd_cb[1](0); break;
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// status
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case 0x0d: break;
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// analog input, auto-increments
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case 0x0f:
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data = m_an_port_cb[m_analog_channel++](0);
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m_analog_channel &= 0x07;
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}
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LOG("RD %02x = %02x\n", offset, data);
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return data;
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}
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WRITE8_MEMBER( sega_315_5649_device::write )
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{
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LOG("WR %02x = %02x\n", offset, data);
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switch (offset)
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{
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// port a-g
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case 0x00:
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case 0x01:
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case 0x02:
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case 0x03:
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case 0x04:
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case 0x05:
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case 0x06:
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m_port_value[offset] = data;
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m_out_port_cb[offset](data);
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break;
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// port direction register (0 = output, 1 = input)
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case 0x08: m_port_config = data; break;
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// serial channel 1/2 output
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case 0x09: m_serial_wr_cb[0](data); break;
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case 0x0a: m_serial_wr_cb[1](data); break;
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// mode register
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case 0x0e: break;
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// analog mux select
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case 0x0f:
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m_analog_channel = data & 0x07;
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break;
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}
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}
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149
src/mame/machine/315_5649.h
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149
src/mame/machine/315_5649.h
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@ -0,0 +1,149 @@
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// license: BSD-3-Clause
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// copyright-holders: Dirk Best
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/***************************************************************************
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Sega 315-5649
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I/O Controller
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***************************************************************************/
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#ifndef MAME_MACHINE_315_5649_H
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#define MAME_MACHINE_315_5649_H
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#pragma once
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//**************************************************************************
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// INTERFACE CONFIGURATION MACROS
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//**************************************************************************
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#define MCFG_315_5649_IN_PA_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_in_port_callback(DEVCB_##_devcb, 0);
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#define MCFG_315_5649_OUT_PA_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_out_port_callback(DEVCB_##_devcb, 0);
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#define MCFG_315_5649_IN_PB_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_in_port_callback(DEVCB_##_devcb, 1);
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#define MCFG_315_5649_OUT_PB_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_out_port_callback(DEVCB_##_devcb, 1);
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#define MCFG_315_5649_IN_PC_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_in_port_callback(DEVCB_##_devcb, 2);
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#define MCFG_315_5649_OUT_PC_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_out_port_callback(DEVCB_##_devcb, 2);
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#define MCFG_315_5649_IN_PD_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_in_port_callback(DEVCB_##_devcb, 3);
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#define MCFG_315_5649_OUT_PD_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_out_port_callback(DEVCB_##_devcb, 3);
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#define MCFG_315_5649_IN_PE_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_in_port_callback(DEVCB_##_devcb, 4);
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#define MCFG_315_5649_OUT_PE_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_out_port_callback(DEVCB_##_devcb, 4);
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#define MCFG_315_5649_IN_PF_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_in_port_callback(DEVCB_##_devcb, 5);
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#define MCFG_315_5649_OUT_PF_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_out_port_callback(DEVCB_##_devcb, 5);
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#define MCFG_315_5649_IN_PG_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_in_port_callback(DEVCB_##_devcb, 6);
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#define MCFG_315_5649_OUT_PG_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_out_port_callback(DEVCB_##_devcb, 6);
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#define MCFG_315_5649_AN0_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_an_port_callback(DEVCB_##_devcb, 0);
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#define MCFG_315_5649_AN1_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_an_port_callback(DEVCB_##_devcb, 1);
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#define MCFG_315_5649_AN2_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_an_port_callback(DEVCB_##_devcb, 2);
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#define MCFG_315_5649_AN3_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_an_port_callback(DEVCB_##_devcb, 3);
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#define MCFG_315_5649_AN4_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_an_port_callback(DEVCB_##_devcb, 4);
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#define MCFG_315_5649_AN5_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_an_port_callback(DEVCB_##_devcb, 5);
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#define MCFG_315_5649_AN6_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_an_port_callback(DEVCB_##_devcb, 6);
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#define MCFG_315_5649_AN7_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_an_port_callback(DEVCB_##_devcb, 7);
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#define MCFG_315_5649_SERIAL_CH1_READ_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_serial_rd_callback(DEVCB_##_devcb, 0);
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#define MCFG_315_5649_SERIAL_CH1_WRITE_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_serial_wr_callback(DEVCB_##_devcb, 0);
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#define MCFG_315_5649_SERIAL_CH2_READ_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_serial_rd_callback(DEVCB_##_devcb, 1);
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#define MCFG_315_5649_SERIAL_CH2_WRITE_CB(_devcb) \
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devcb = &downcast<sega_315_5649_device &>(*device).set_serial_wr_callback(DEVCB_##_devcb, 1);
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//**************************************************************************
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// TYPE DEFINITIONS
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//**************************************************************************
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class sega_315_5649_device : public device_t
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{
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public:
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// construction/destruction
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sega_315_5649_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
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// configuration
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template <class Object> devcb_base &set_in_port_callback(Object &&cb, int index)
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{ return m_in_port_cb[index].set_callback(std::forward<Object>(cb)); }
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template <class Object> devcb_base &set_out_port_callback(Object &&cb, int index)
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{ return m_out_port_cb[index].set_callback(std::forward<Object>(cb)); }
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template <class Object> devcb_base &set_an_port_callback(Object &&cb, int index)
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{ return m_an_port_cb[index].set_callback(std::forward<Object>(cb)); }
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template <class Object> devcb_base &set_serial_rd_callback(Object &&cb, int index)
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{ return m_serial_rd_cb[index].set_callback(std::forward<Object>(cb)); }
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template <class Object> devcb_base &set_serial_wr_callback(Object &&cb, int index)
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{ return m_serial_wr_cb[index].set_callback(std::forward<Object>(cb)); }
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DECLARE_READ8_MEMBER(read);
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DECLARE_WRITE8_MEMBER(write);
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protected:
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// device-level overrides
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virtual void device_start() override;
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private:
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// callbacks
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devcb_read8 m_in_port_cb[7];
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devcb_write8 m_out_port_cb[7];
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devcb_read8 m_an_port_cb[8];
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devcb_read8 m_serial_rd_cb[2];
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devcb_write8 m_serial_wr_cb[2];
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uint8_t m_port_value[7];
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uint8_t m_port_config;
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int m_analog_channel;
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};
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// device type definition
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DECLARE_DEVICE_TYPE(SEGA_315_5649, sega_315_5649_device)
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#endif // MAME_MACHINE_315_5649_H
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