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author Robbbert <Robbbert@users.noreply.github.com>2018-09-16 02:04:29 +1000
committer Robbbert <Robbbert@users.noreply.github.com>2018-09-16 02:04:29 +1000
commit546f04f4a385976b2cf7a3628857345ca5a20d24 (patch)
treeecae22f46b994838411ed58f944b2af4e1776311
parent9cc397079aff4d8a9b7fbafc0e109fc6db4e2865 (diff)
parentcbdc9a71c7e0a4466f3406a3bb90f7ea8be5d0fb (diff)
Merge branch 'master' of https://github.com/mamedev/mame
-rw-r--r--scripts/src/bus.lua2
-rw-r--r--src/devices/bus/sbus/sbus.cpp13
-rw-r--r--src/devices/bus/sbus/sunpc.cpp71
-rw-r--r--src/devices/bus/sbus/sunpc.h45
4 files changed, 128 insertions, 3 deletions
diff --git a/scripts/src/bus.lua b/scripts/src/bus.lua
index c973b3149c5..bbe03aaf72d 100644
--- a/scripts/src/bus.lua
+++ b/scripts/src/bus.lua
@@ -3042,6 +3042,8 @@ if (BUSES["SBUS"]~=null) then
MAME_DIR .. "src/devices/bus/sbus/bwtwo.h",
MAME_DIR .. "src/devices/bus/sbus/cgthree.cpp",
MAME_DIR .. "src/devices/bus/sbus/cgthree.h",
+ MAME_DIR .. "src/devices/bus/sbus/sunpc.cpp",
+ MAME_DIR .. "src/devices/bus/sbus/sunpc.h",
MAME_DIR .. "src/devices/bus/sbus/turbogx.cpp",
MAME_DIR .. "src/devices/bus/sbus/turbogx.h",
MAME_DIR .. "src/devices/bus/sbus/sbus.cpp",
diff --git a/src/devices/bus/sbus/sbus.cpp b/src/devices/bus/sbus/sbus.cpp
index ecd3c45b785..5ac9d416685 100644
--- a/src/devices/bus/sbus/sbus.cpp
+++ b/src/devices/bus/sbus/sbus.cpp
@@ -7,16 +7,23 @@
***************************************************************************/
#include "emu.h"
+
+// Display boards
#include "bwtwo.h"
#include "cgthree.h"
#include "turbogx.h"
+
+// Accelerator boards
+#include "sunpc.h"
+
#include "sbus.h"
void sbus_cards(device_slot_interface &device)
{
- device.option_add("bwtwo", SBUS_BWTWO); /* Sun bwtwo monochrome display board */
- device.option_add("cgthree", SBUS_CGTHREE); /* Sun cgthree color display board */
- device.option_add("turbogx", SBUS_TURBOGX); /* Sun TurboGX 8-bit color display board */
+ device.option_add("bwtwo", SBUS_BWTWO); /* Sun bwtwo monochrome display board */
+ device.option_add("cgthree", SBUS_CGTHREE); /* Sun cgthree color display board */
+ device.option_add("turbogx", SBUS_TURBOGX); /* Sun TurboGX 8-bit color display board */
+ device.option_add("sunpc", SBUS_SUNPC); /* Sun SunPC 5x86 Accelerator board */
}
DEFINE_DEVICE_TYPE(SBUS_SLOT, sbus_slot_device, "sbus_slot", "Sun SBus Slot")
diff --git a/src/devices/bus/sbus/sunpc.cpp b/src/devices/bus/sbus/sunpc.cpp
new file mode 100644
index 00000000000..761948581c9
--- /dev/null
+++ b/src/devices/bus/sbus/sunpc.cpp
@@ -0,0 +1,71 @@
+// license:BSD-3-Clause
+// copyright-holders:Ryan Holtz
+/***************************************************************************
+
+ Sun SunPC 5x86 Accelerator (501-4230) skeleton
+
+ Notable parts on board:
+ - 1x AMD AM27C256 PLCC ROM
+ - 1x Motorola SunPC Accelerator 100-3069-03, mfr/date AANL9732
+ - 6x Cypress CY7B185-10VC 64kBit Static RAM
+ - 1x AMD 5x86 (under heatsink; markings unknown)
+
+***************************************************************************/
+
+#include "emu.h"
+#include "sunpc.h"
+
+DEFINE_DEVICE_TYPE(SBUS_SUNPC, sbus_sunpc_device, "sbus_sunpc", "Sun SunPC accelerator")
+
+void sbus_sunpc_device::mem_map(address_map &map)
+{
+ map(0x00000000, 0x01ffffff).rw(FUNC(sbus_sunpc_device::unknown_r), FUNC(sbus_sunpc_device::unknown_w));
+ map(0x00000000, 0x00007fff).r(FUNC(sbus_sunpc_device::rom_r));
+}
+
+ROM_START( sbus_sunpc )
+ ROM_REGION32_BE(0x8000, "prom", ROMREGION_ERASEFF)
+ ROM_LOAD( "sunw,501-1763-01.bin", 0x0000, 0x8000, CRC(171f50f8) SHA1(21c4c02bc5a3a0494301f19c54ba0e207568fb42))
+ROM_END
+
+const tiny_rom_entry *sbus_sunpc_device::device_rom_region() const
+{
+ return ROM_NAME( sbus_sunpc );
+}
+
+void sbus_sunpc_device::device_add_mconfig(machine_config &config)
+{
+}
+
+
+sbus_sunpc_device::sbus_sunpc_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
+ : device_t(mconfig, SBUS_SUNPC, tag, owner, clock)
+ , device_sbus_card_interface(mconfig, *this)
+ , m_rom(*this, "prom")
+{
+}
+
+void sbus_sunpc_device::device_start()
+{
+}
+
+void sbus_sunpc_device::install_device()
+{
+ m_sbus->install_device(m_base, m_base + 0x1ffffff, *this, &sbus_sunpc_device::mem_map);
+}
+
+READ32_MEMBER(sbus_sunpc_device::unknown_r)
+{
+ logerror("%s: unknown_r: %08x & %08x\n", machine().describe_context(), offset << 2, mem_mask);
+ return 0;
+}
+
+WRITE32_MEMBER(sbus_sunpc_device::unknown_w)
+{
+ logerror("%s: unknown_w: %08x = %08x & %08x\n", machine().describe_context(), offset << 2, data, mem_mask);
+}
+
+READ32_MEMBER(sbus_sunpc_device::rom_r)
+{
+ return ((uint32_t*)m_rom->base())[offset];
+}
diff --git a/src/devices/bus/sbus/sunpc.h b/src/devices/bus/sbus/sunpc.h
new file mode 100644
index 00000000000..3acc500827d
--- /dev/null
+++ b/src/devices/bus/sbus/sunpc.h
@@ -0,0 +1,45 @@
+// license:BSD-3-Clause
+// copyright-holders:Ryan Holtz
+/***************************************************************************
+
+ Sun SunPC 5x86 Accelerator (501-4230) skeleton
+
+***************************************************************************/
+
+#ifndef MAME_BUS_SBUS_SUNPC_H
+#define MAME_BUS_SBUS_SUNPC_H
+
+#pragma once
+
+#include "sbus.h"
+
+
+class sbus_sunpc_device : public device_t, public device_sbus_card_interface
+{
+public:
+ // construction/destruction
+ sbus_sunpc_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;
+};
+
+// device type definition
+DECLARE_DEVICE_TYPE(SBUS_SUNPC, sbus_sunpc_device)
+
+#endif // MAME_BUS_SBUS_SUNPC_H