// license:BSD-3-Clause // copyright-holders:XXX /********************************************************************** Poisk-1 HDC device (model B942) Copyright MESS Team. Visit http://mamedev.org for licensing and usage restrictions. **********************************************************************/ #include "p1_hdc.h" //************************************************************************** // MACROS / CONSTANTS //************************************************************************** #define VERBOSE_DBG 1 #define DBG_LOG(N,M,A) \ do { \ if(VERBOSE_DBG>=N) \ { \ if( M ) \ logerror("%11.6f: %-24s",machine().time().as_double(),(char*)M ); \ logerror A; \ } \ } while (0) #define KM1809VG7_TAG "d17" //************************************************************************** // DEVICE DEFINITIONS //************************************************************************** const device_type P1_HDC = &device_creator; static WD2010_INTERFACE( hdc_intf ) { DEVCB_NULL, DEVCB_NULL, DEVCB_NULL, DEVCB_NULL, DEVCB_NULL, DEVCB_NULL, DEVCB_NULL, DEVCB_NULL, DEVCB_LINE_VCC, DEVCB_LINE_VCC, DEVCB_LINE_VCC, DEVCB_LINE_VCC, DEVCB_LINE_VCC }; static MACHINE_CONFIG_FRAGMENT( hdc_b942 ) MCFG_WD2010_ADD(KM1809VG7_TAG, 5000000, hdc_intf) // XXX clock? MCFG_HARDDISK_ADD("hard0") MCFG_HARDDISK_ADD("hard1") MACHINE_CONFIG_END //------------------------------------------------- // ROM( p1_hdc ) //------------------------------------------------- ROM_START( p1_hdc ) ROM_REGION( 0x0800, "p1_hdc", 0 ) ROM_DEFAULT_BIOS("v14") ROM_SYSTEM_BIOS(0, "v11", "ver 1.1") ROMX_LOAD( "b_hd_v11.rf2", 0x00000, 0x0800, CRC(a19c39b2) SHA1(57faa56b320abf801fedbed578cf97d253e5b777), ROM_BIOS(1)) ROM_SYSTEM_BIOS(1, "v12", "ver 1.2") ROMX_LOAD( "p_hdd_nm.bin", 0x00000, 0x0800, CRC(d5f8e4cc) SHA1(5b533642df30958539715f87a7f25b0d66dd0861), ROM_BIOS(2)) ROM_SYSTEM_BIOS(2, "v14", "ver 1.4") // (c) `.lesnyh. , 1992 ROMX_LOAD( "b942_5mb.bin", 0x00000, 0x0800, CRC(a3cfa240) SHA1(0b0aa1ce839a957153bfbbe70310480ca9fe21b6), ROM_BIOS(3)) ROM_END //------------------------------------------------- // machine_config_additions - device-specific // machine configurations //------------------------------------------------- machine_config_constructor p1_hdc_device::device_mconfig_additions() const { return MACHINE_CONFIG_NAME( hdc_b942 ); } //------------------------------------------------- // rom_region - device-specific ROM region //------------------------------------------------- const rom_entry *p1_hdc_device::device_rom_region() const { return ROM_NAME( p1_hdc ); } //************************************************************************** // LIVE DEVICE //************************************************************************** READ8_MEMBER(p1_hdc_device::p1_HDC_r) { UINT8 data = 0x00; switch (offset >> 8) { case 8: data = m_hdc->read(space, offset & 255); } DBG_LOG(1,"hdc",("R $%04x == $%02x\n", offset, data)); return data; } WRITE8_MEMBER(p1_hdc_device::p1_HDC_w) { DBG_LOG(1,"hdc",("W $%04x <- $%02x\n", offset, data)); switch (offset >> 8) { case 8: m_hdc->write(space, offset & 255, data, 0); } } //------------------------------------------------- // p1_hdc_device - constructor //------------------------------------------------- p1_hdc_device::p1_hdc_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : device_t(mconfig, P1_HDC, "Poisk-1 MFM disk B942", tag, owner, clock, "p1_hdc", __FILE__), device_isa8_card_interface( mconfig, *this ), m_hdc(*this, KM1809VG7_TAG) { } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void p1_hdc_device::device_start() { set_isa_device(); m_isa->install_rom(this, 0xe2000, 0xe27ff, 0, 0, "XXX", "p1_hdc"); m_isa->install_memory(0xd0000, 0xd0fff, 0, 0, READ8_DELEGATE(p1_hdc_device, p1_HDC_r), WRITE8_DELEGATE(p1_hdc_device, p1_HDC_w) ); } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void p1_hdc_device::device_reset() { }