From 59254bc5dea65da414003cb023800952565fb4fb Mon Sep 17 00:00:00 2001 From: mooglyguy Date: Sun, 16 Sep 2018 06:06:04 +0200 Subject: [PATCH] -sbus: Added a skeleton device for the Artecon SB300P 3-serial 1-parallel SBus card. [Ryan Holtz] --- scripts/src/bus.lua | 2 + src/devices/bus/sbus/artecon.cpp | 72 ++++++++++++++++++++++++++++++++ src/devices/bus/sbus/artecon.h | 45 ++++++++++++++++++++ src/devices/bus/sbus/sbus.cpp | 2 + src/devices/cpu/sparc/sparc.h | 2 +- 5 files changed, 122 insertions(+), 1 deletion(-) create mode 100644 src/devices/bus/sbus/artecon.cpp create mode 100644 src/devices/bus/sbus/artecon.h diff --git a/scripts/src/bus.lua b/scripts/src/bus.lua index bc381f7c710..6e5cbd9c70e 100644 --- a/scripts/src/bus.lua +++ b/scripts/src/bus.lua @@ -3038,6 +3038,8 @@ end if (BUSES["SBUS"]~=null) then files { + MAME_DIR .. "src/devices/bus/sbus/artecon.cpp", + MAME_DIR .. "src/devices/bus/sbus/artecon.h", MAME_DIR .. "src/devices/bus/sbus/bwtwo.cpp", MAME_DIR .. "src/devices/bus/sbus/bwtwo.h", MAME_DIR .. "src/devices/bus/sbus/cgsix.cpp", diff --git a/src/devices/bus/sbus/artecon.cpp b/src/devices/bus/sbus/artecon.cpp new file mode 100644 index 00000000000..9bf24924c34 --- /dev/null +++ b/src/devices/bus/sbus/artecon.cpp @@ -0,0 +1,72 @@ +// license:BSD-3-Clause +// copyright-holders:Ryan Holtz +/*************************************************************************** + + Artecon SB-300P 3-serial 1-parallel SBus card skeleton + + The Artecon SB series of SBus cards uses up to 4 Cirrus Logic + CL-CD1400 Four-Channel Serial/Parallel Communications Engines. + + Each chip supports up to four full-duplex serial channels, or three + full-duplex serial channels and one high-speed bidirectional parallel + channel. + +***************************************************************************/ + +#include "emu.h" +#include "artecon.h" + +DEFINE_DEVICE_TYPE(SBUS_SB300P, sbus_artecon_device, "sb300p", "Artecon SB-300P 3S/1P controller") + +void sbus_artecon_device::mem_map(address_map &map) +{ + map(0x00000000, 0x01ffffff).rw(FUNC(sbus_artecon_device::unknown_r), FUNC(sbus_artecon_device::unknown_w)); + map(0x00000000, 0x00003fff).r(FUNC(sbus_artecon_device::rom_r)); +} + +ROM_START( sbus_artecon ) + ROM_REGION32_BE(0x8000, "prom", ROMREGION_ERASEFF) + ROM_LOAD( "artecon_sbus_port.bin", 0x0000, 0x4000, CRC(bced6981) SHA1(1c6006fb8cb555eff0cb7c2783c776d05c6797f8)) +ROM_END + +const tiny_rom_entry *sbus_artecon_device::device_rom_region() const +{ + return ROM_NAME( sbus_artecon ); +} + +void sbus_artecon_device::device_add_mconfig(machine_config &config) +{ +} + + +sbus_artecon_device::sbus_artecon_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) + : device_t(mconfig, SBUS_SB300P, tag, owner, clock) + , device_sbus_card_interface(mconfig, *this) + , m_rom(*this, "prom") +{ +} + +void sbus_artecon_device::device_start() +{ +} + +void sbus_artecon_device::install_device() +{ + m_sbus->install_device(m_base, m_base + 0x1ffffff, *this, &sbus_artecon_device::mem_map); +} + +READ32_MEMBER(sbus_artecon_device::unknown_r) +{ + logerror("%s: unknown_r: %08x & %08x\n", machine().describe_context(), offset << 2, mem_mask); + return 0; +} + +WRITE32_MEMBER(sbus_artecon_device::unknown_w) +{ + logerror("%s: unknown_w: %08x = %08x & %08x\n", machine().describe_context(), offset << 2, data, mem_mask); +} + +READ32_MEMBER(sbus_artecon_device::rom_r) +{ + return ((uint32_t*)m_rom->base())[offset]; +} diff --git a/src/devices/bus/sbus/artecon.h b/src/devices/bus/sbus/artecon.h new file mode 100644 index 00000000000..ce414cf51b9 --- /dev/null +++ b/src/devices/bus/sbus/artecon.h @@ -0,0 +1,45 @@ +// license:BSD-3-Clause +// copyright-holders:Ryan Holtz +/*************************************************************************** + + Artecon SB-300P 3-serial 1-parallel SBus card skeleton + +***************************************************************************/ + +#ifndef MAME_BUS_SBUS_ARTECON_H +#define MAME_BUS_SBUS_ARTECON_H + +#pragma once + +#include "sbus.h" + + +class sbus_artecon_device : public device_t, public device_sbus_card_interface +{ +public: + // construction/destruction + sbus_artecon_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +protected: + // device_t overrides + virtual const tiny_rom_entry *device_rom_region() const override; + virtual void device_add_mconfig(machine_config &config) override; + virtual void device_start() override; + + // device_sbus_slot_interface overrides + virtual void install_device() override; + + DECLARE_READ32_MEMBER(unknown_r); + DECLARE_WRITE32_MEMBER(unknown_w); + DECLARE_READ32_MEMBER(rom_r); + +private: + void mem_map(address_map &map) override; + + required_memory_region m_rom; +}; + + +DECLARE_DEVICE_TYPE(SBUS_SB300P, sbus_artecon_device) + +#endif // MAME_BUS_SBUS_ARTECON_H diff --git a/src/devices/bus/sbus/sbus.cpp b/src/devices/bus/sbus/sbus.cpp index 940e1931d8a..4c876cffd50 100644 --- a/src/devices/bus/sbus/sbus.cpp +++ b/src/devices/bus/sbus/sbus.cpp @@ -17,6 +17,7 @@ #include "sunpc.h" // Peripheral boards +#include "artecon.h" #include "hme.h" #include "sbus.h" @@ -29,6 +30,7 @@ void sbus_cards(device_slot_interface &device) device.option_add("turbogxp", SBUS_TURBOGXP); /* Sun TurboGX+ 8-bit color display board */ device.option_add("sunpc", SBUS_SUNPC); /* Sun SunPC 5x86 Accelerator board */ device.option_add("hme", SBUS_HME); /* Sun SunSwift 10/100 + Fast Wide SCSI "Colossus" board */ + device.option_add("sb300p", SBUS_SB300P); /* Artecon CB300P 3-serial/4-parallel board */ } DEFINE_DEVICE_TYPE(SBUS_SLOT, sbus_slot_device, "sbus_slot", "Sun SBus Slot") diff --git a/src/devices/cpu/sparc/sparc.h b/src/devices/cpu/sparc/sparc.h index 29856915845..9c97b86bdef 100644 --- a/src/devices/cpu/sparc/sparc.h +++ b/src/devices/cpu/sparc/sparc.h @@ -11,7 +11,7 @@ #include "sparcdasm.h" -#define SPARCV8 (0) +#define SPARCV8 (1) #define LOG_FCODES (0) #if LOG_FCODES