// license:BSD-3-Clause // copyright-holders:Ryan Holtz /*************************************************************************** Sun SunSwift 10/100 + Fast Wide SCSI "Colossus" skeleton Notable parts on board: - 1x 32-pin PLCC ROM, label 525 / 1409 / -08 on separate lines - 1x Sun STP2002QFP, marked 100-4156-05 / 609-0392458 / DP03972 - 1x National Semiconductor DP83840AVCE-1 Ethernet Physical Layer - 1x National Semiconductor DP83223V Twisted Pair Transceiver ***************************************************************************/ #include "emu.h" #include "hme.h" DEFINE_DEVICE_TYPE(SBUS_HME, sbus_hme_device, "sbus_hme", "Sun 10/100 + Fast Wide SCSI") void sbus_hme_device::mem_map(address_map &map) { map(0x00000000, 0x01ffffff).rw(FUNC(sbus_hme_device::unknown_r), FUNC(sbus_hme_device::unknown_w)); map(0x00000000, 0x0000ffff).r(FUNC(sbus_hme_device::rom_r)); } ROM_START( sbus_hme ) ROM_REGION32_BE(0x10000, "prom", ROMREGION_ERASEFF) ROM_LOAD( "525 1409 -08.bin", 0x00000, 0x10000, CRC(10f0b28f) SHA1(b54bb0f01c45accdbc58c3a86f8de34949374880)) ROM_END const tiny_rom_entry *sbus_hme_device::device_rom_region() const { return ROM_NAME( sbus_hme ); } void sbus_hme_device::device_add_mconfig(machine_config &config) { } sbus_hme_device::sbus_hme_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, SBUS_HME, tag, owner, clock) , device_sbus_card_interface(mconfig, *this) , m_rom(*this, "prom") { } void sbus_hme_device::device_start() { } void sbus_hme_device::install_device() { m_sbus->install_device(m_base, m_base + 0x1ffffff, *this, &sbus_hme_device::mem_map); } uint32_t sbus_hme_device::unknown_r(offs_t offset, uint32_t mem_mask) { logerror("%s: unknown_r: %08x & %08x\n", machine().describe_context(), offset << 2, mem_mask); return 0; } void sbus_hme_device::unknown_w(offs_t offset, uint32_t data, uint32_t mem_mask) { logerror("%s: unknown_w: %08x = %08x & %08x\n", machine().describe_context(), offset << 2, data, mem_mask); } uint32_t sbus_hme_device::rom_r(offs_t offset) { return ((uint32_t*)m_rom->base())[offset]; }