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https://github.com/mamedev/mame.git
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Add A1200 keyboard skeleton device (needs MC68HC05Cx support)
This commit is contained in:
Dirk Best
parent
41e4bb5797
commit
aea2c5e14a
4 changed files with 209 additions and 4 deletions
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@ -1328,6 +1328,8 @@ createMESSProjects(_target, _subtarget, "amiga")
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files {
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MAME_DIR .. "src/mame/drivers/amiga.cpp",
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MAME_DIR .. "src/mame/includes/amiga.h",
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MAME_DIR .. "src/mame/machine/a1200kbd.cpp",
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MAME_DIR .. "src/mame/machine/a1200kbd.h",
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MAME_DIR .. "src/mame/machine/amigakbd.cpp",
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MAME_DIR .. "src/mame/machine/amigakbd.h",
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}
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@ -20,11 +20,13 @@
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#include "machine/nvram.h"
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#include "machine/i2cmem.h"
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#include "machine/amigafdc.h"
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#include "machine/a1200kbd.h"
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#include "machine/amigakbd.h"
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#include "machine/cr511b.h"
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#include "machine/rp5c01.h"
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#include "softlist.h"
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//**************************************************************************
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// TYPE DEFINITIONS
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//**************************************************************************
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@ -1694,6 +1696,18 @@ static MACHINE_CONFIG_DERIVED_CLASS( a1200, amiga_base, a1200_state )
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MCFG_ATA_INTERFACE_ADD("ata", ata_devices, "hdd", nullptr, false)
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MCFG_ATA_INTERFACE_IRQ_HANDLER(DEVWRITELINE("gayle", gayle_device, ide_interrupt_w))
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// keyboard
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#if 0
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MCFG_DEVICE_REMOVE("kbd")
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MCFG_DEVICE_ADD("kbd", A1200KBD, 0)
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MCFG_A1200_KEYBOARD_KCLK_CALLBACK(DEVWRITELINE("cia_0", mos8520_device, cnt_w))
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MCFG_A1200_KEYBOARD_KDAT_CALLBACK(DEVWRITELINE("cia_0", mos8520_device, sp_w))
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MCFG_A1200_KEYBOARD_KRST_CALLBACK(WRITELINE(amiga_state, kbreset_w))
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MCFG_DEVICE_MODIFY("cia_0")
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MCFG_MOS6526_SP_CALLBACK(DEVWRITELINE("kbd", a1200kbd_device, kdat_w))
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#endif
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// todo: pcmcia
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MACHINE_CONFIG_END
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@ -2064,10 +2078,6 @@ ROM_START( a1200 )
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ROM_SYSTEM_BIOS(2, "logica2", "Logica Diagnostic 2.0")
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ROMX_LOAD("logica2.u6a", 0x00000, 0x40000, CRC(566bc3f9) SHA1(891d3b7892843517d800d24593168b1d8f1646ca), ROM_GROUPWORD | ROM_REVERSE | ROM_SKIP(2) | ROM_BIOS(3))
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ROMX_LOAD("logica2.u6b", 0x00002, 0x40000, CRC(aac94759) SHA1(da8a4f9ae1aa84f5e2a5dcc5c9d7e4378a9698b7), ROM_GROUPWORD | ROM_REVERSE | ROM_SKIP(2) | ROM_BIOS(3))
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ROM_REGION(0x4000, "keyboard", 0)
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ROM_LOAD("391508-01.u13", 0x0000, 0x1040, NO_DUMP) // COMMODORE | 391508-01 REV0 | KEYBOARD MPU (MC68HC05C4AFN)
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ROM_LOAD("391508-02.u13", 0x0000, 0x2f40, NO_DUMP) // Amiga Tech REV1 Keyboard MPU (MC68HC05C12FN)
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ROM_END
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#define rom_a1200n rom_a1200
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117
src/mame/machine/a1200kbd.cpp
Normal file
117
src/mame/machine/a1200kbd.cpp
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@ -0,0 +1,117 @@
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// license: BSD-3-Clause
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// copyright-holders: Dirk Best
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/***************************************************************************
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Amiga 1200 Keyboard
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Skeleton device, needs MC68HC05Cx device support
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391508-01 = Rev 0 is MC68HC05C4AFN
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391508-02 = Rev 1 is MC68HC05C12FN
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***************************************************************************/
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#include "a1200kbd.h"
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//**************************************************************************
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// DEVICE DEFINITIONS
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//**************************************************************************
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const device_type A1200KBD = &device_creator<a1200kbd_device>;
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//-------------------------------------------------
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// machine_config_additions - device-specific
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// machine configurations
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//-------------------------------------------------
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static ADDRESS_MAP_START( mc68hc05c12_map, AS_PROGRAM, 8, a1200kbd_device )
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ADDRESS_MAP_GLOBAL_MASK(0x1fff)
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ADDRESS_MAP_UNMAP_HIGH
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AM_RANGE(0x0000, 0x1fff) AM_ROM AM_REGION("mpu", 0)
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ADDRESS_MAP_END
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static MACHINE_CONFIG_FRAGMENT( a1200kbd_rev1 )
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// should be MC68HC05C12
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MCFG_CPU_ADD("mpu", M6805, XTAL_3MHz)
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MCFG_CPU_PROGRAM_MAP(mc68hc05c12_map)
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MACHINE_CONFIG_END
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machine_config_constructor a1200kbd_device::device_mconfig_additions() const
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{
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return MACHINE_CONFIG_NAME( a1200kbd_rev1 );
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}
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//-------------------------------------------------
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// rom_region - device-specific ROM region
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//-------------------------------------------------
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ROM_START( a1200kbd_rev1 )
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ROM_REGION(0x2000, "mpu", 0)
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// should be 0x3000, i assume it was hacked to allow it to be written to a 68hc705c8
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// it was labeled "rev b", so it's probably the rev 1 (a rev 0 is in our queue to be decapped)
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ROM_LOAD("391508-02.bin", 0x0000, 0x2000, BAD_DUMP CRC(2a77eec4) SHA1(301ec6a69404457d912c89e3fc54095eda9f0e93))
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ROM_END
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const tiny_rom_entry *a1200kbd_device::device_rom_region() const
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{
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return ROM_NAME( a1200kbd_rev1 );
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}
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//-------------------------------------------------
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// input_ports - device-specific input ports
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//-------------------------------------------------
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static INPUT_PORTS_START( a1200_us_keyboard )
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INPUT_PORTS_END
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ioport_constructor a1200kbd_device::device_input_ports() const
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{
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return INPUT_PORTS_NAME( a1200_us_keyboard );
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}
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//**************************************************************************
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// LIVE DEVICE
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//**************************************************************************
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//-------------------------------------------------
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// a1200kbd_device - constructor
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//-------------------------------------------------
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a1200kbd_device::a1200kbd_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
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: device_t(mconfig, A1200KBD, "Amiga 1200 Keyboard Rev 1", tag, owner, clock, "a1200kbd_r1", __FILE__),
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m_write_kclk(*this),
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m_write_kdat(*this),
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m_write_krst(*this),
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m_mpu(*this, "mpu")
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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 a1200kbd_device::device_start()
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{
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// resolve callbacks
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m_write_kclk.resolve_safe();
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m_write_kdat.resolve_safe();
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m_write_krst.resolve_safe();
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}
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//-------------------------------------------------
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// device_reset - device-specific reset
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//-------------------------------------------------
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void a1200kbd_device::device_reset()
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{
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}
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//**************************************************************************
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// INTERFACE
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//**************************************************************************
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WRITE_LINE_MEMBER( a1200kbd_device::kdat_w )
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{
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}
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76
src/mame/machine/a1200kbd.h
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76
src/mame/machine/a1200kbd.h
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@ -0,0 +1,76 @@
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// license: BSD-3-Clause
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// copyright-holders: Dirk Best
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/***************************************************************************
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Amiga 1200 Keyboard
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Skeleton device, needs MC68HC05Cx device support
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***************************************************************************/
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#pragma once
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#ifndef MAME_MACHINE_A1200KBD_H
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#define MAME_MACHINE_A1200KBD_H
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#include "emu.h"
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#include "cpu/m6805/m6805.h"
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//**************************************************************************
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// INTERFACE CONFIGURATION MACROS
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//**************************************************************************
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#define MCFG_A1200_KEYBOARD_KCLK_CALLBACK(_write) \
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devcb = &a1200kbd_device::set_kclk_wr_callback(*device, DEVCB_##_write);
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#define MCFG_A1200_KEYBOARD_KDAT_CALLBACK(_write) \
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devcb = &a1200kbd_device::set_kdat_wr_callback(*device, DEVCB_##_write);
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#define MCFG_A1200_KEYBOARD_KRST_CALLBACK(_write) \
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devcb = &a1200kbd_device::set_krst_wr_callback(*device, DEVCB_##_write);
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//**************************************************************************
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// TYPE DEFINITIONS
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//**************************************************************************
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// ======================> a1200kbd_device
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class a1200kbd_device : public device_t
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{
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public:
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// construction/destruction
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a1200kbd_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
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template<class _Object> static devcb_base &set_kclk_wr_callback(device_t &device, _Object object)
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{ return downcast<a1200kbd_device &>(device).m_write_kclk.set_callback(object); }
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template<class _Object> static devcb_base &set_kdat_wr_callback(device_t &device, _Object object)
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{ return downcast<a1200kbd_device &>(device).m_write_kdat.set_callback(object); }
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template<class _Object> static devcb_base &set_krst_wr_callback(device_t &device, _Object object)
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{ return downcast<a1200kbd_device &>(device).m_write_krst.set_callback(object); }
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DECLARE_WRITE_LINE_MEMBER( kdat_w );
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protected:
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// device-level overrides
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virtual const tiny_rom_entry *device_rom_region() const override;
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virtual machine_config_constructor device_mconfig_additions() const override;
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virtual ioport_constructor device_input_ports() const override;
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virtual void device_start() override;
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virtual void device_reset() override;
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private:
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devcb_write_line m_write_kclk;
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devcb_write_line m_write_kdat;
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devcb_write_line m_write_krst;
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required_device<m6805_device> m_mpu;
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};
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// device type definition
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extern const device_type A1200KBD;
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#endif // MAME_MACHINE_A1200KBD_H
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