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-rw-r--r--scripts/src/bus.lua2
-rw-r--r--src/devices/bus/pci/aha2940au.cpp90
-rw-r--r--src/devices/bus/pci/aha2940au.h40
-rw-r--r--src/devices/bus/pci/pci_slot.cpp3
4 files changed, 135 insertions, 0 deletions
diff --git a/scripts/src/bus.lua b/scripts/src/bus.lua
index bbfa4ec966c..4904588f46c 100644
--- a/scripts/src/bus.lua
+++ b/scripts/src/bus.lua
@@ -5420,6 +5420,8 @@ if (BUSES["PCI"]~=null) then
files {
MAME_DIR .. "src/devices/bus/pci/pci_slot.cpp",
MAME_DIR .. "src/devices/bus/pci/pci_slot.h",
+ MAME_DIR .. "src/devices/bus/pci/aha2940au.cpp",
+ MAME_DIR .. "src/devices/bus/pci/aha2940au.h",
MAME_DIR .. "src/devices/bus/pci/ds2416.cpp",
MAME_DIR .. "src/devices/bus/pci/ds2416.h",
MAME_DIR .. "src/devices/bus/pci/geforce.cpp",
diff --git a/src/devices/bus/pci/aha2940au.cpp b/src/devices/bus/pci/aha2940au.cpp
new file mode 100644
index 00000000000..d982330556f
--- /dev/null
+++ b/src/devices/bus/pci/aha2940au.cpp
@@ -0,0 +1,90 @@
+// license:BSD-3-Clause
+// copyright-holders:
+/**************************************************************************************************
+
+Adaptec AHA-2940AU PCI
+
+Based off AIC-7860/7861
+
+TODO:
+- Plays with southbridge SMI & APMCAPMS regs soon after entering in its own BIOS (PC=ccfe1),
+ going off the track blanking the almost entirety of I/O space range.
+
+**************************************************************************************************/
+
+#include "emu.h"
+#include "aha2940au.h"
+
+#define LOG_WARN (1U << 1)
+
+#define VERBOSE (LOG_GENERAL | LOG_WARN)
+//#define LOG_OUTPUT_FUNC osd_printf_info
+#include "logmacro.h"
+
+#define LOGWARN(...) LOGMASKED(LOG_WARN, __VA_ARGS__)
+
+
+DEFINE_DEVICE_TYPE(AHA2940AU, aha2940au_scsi_device, "aha2940au", "Adaptec AHA-2940AU PCI SCSI controller card")
+
+
+
+aha2940au_scsi_device::aha2940au_scsi_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
+ : pci_card_device(mconfig, type, tag, owner, clock)
+ , m_scsi_rom(*this, "scsi_rom")
+{
+ // TODO: unknown revision & class code
+ set_ids(0x90046178, 0x00, 0x010700, 0x90046178);
+}
+
+aha2940au_scsi_device::aha2940au_scsi_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
+ : aha2940au_scsi_device(mconfig, AHA2940AU, tag, owner, clock)
+{
+}
+
+ROM_START( aha2940au )
+ ROM_REGION32_LE( 0x8000, "scsi_rom", ROMREGION_ERASEFF )
+ ROM_SYSTEM_BIOS( 0, "v1.30", "AHA-2940AU (v1.30)" )
+ // "589247-00_c_bios_2400_(C)1996_v1.30.u3"
+ ROMX_LOAD( "589247-00.u3", 0x0000, 0x8000, CRC(de00492b) SHA1(a6015bcd51e51015a5710d7ac1929e28bf033db4), ROM_BIOS(0) )
+ROM_END
+
+const tiny_rom_entry *aha2940au_scsi_device::device_rom_region() const
+{
+ return ROM_NAME(aha2940au);
+}
+
+void aha2940au_scsi_device::device_add_mconfig(machine_config &config)
+{
+ // TODO: AIC-7860Q
+}
+
+void aha2940au_scsi_device::device_start()
+{
+ pci_card_device::device_start();
+
+ // TODO: unknown BAR setup
+// add_map( size, M_MEM, FUNC(aha2940au_scsi_device::map));
+
+ add_rom((u8 *)m_scsi_rom->base(), 0x8000);
+ expansion_rom_base = 0xc8000;
+
+ // TODO: unknown irq pin
+// intr_pin = 1;
+}
+
+void aha2940au_scsi_device::device_reset()
+{
+ pci_card_device::device_reset();
+
+ // TODO: unknown startup state
+ command = 0x0000;
+ status = 0x0200;
+
+ remap_cb();
+}
+
+void aha2940au_scsi_device::config_map(address_map &map)
+{
+ pci_card_device::config_map(map);
+ // ...
+}
diff --git a/src/devices/bus/pci/aha2940au.h b/src/devices/bus/pci/aha2940au.h
new file mode 100644
index 00000000000..8e119f4312c
--- /dev/null
+++ b/src/devices/bus/pci/aha2940au.h
@@ -0,0 +1,40 @@
+// license:BSD-3-Clause
+// copyright-holders:
+
+#ifndef MAME_BUS_PCI_AHA2940AU_H
+#define MAME_BUS_PCI_AHA2940AU_H
+
+#pragma once
+
+#include "pci_slot.h"
+
+class aha2940au_scsi_device : public pci_card_device
+{
+public:
+ aha2940au_scsi_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+ static constexpr feature_type unemulated_features() { return feature::MEDIA; }
+
+protected:
+ aha2940au_scsi_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
+
+ virtual void device_start() override;
+ virtual void device_reset() override;
+ virtual void device_add_mconfig(machine_config &config) override;
+
+ virtual const tiny_rom_entry *device_rom_region() const override;
+
+// virtual void map_extra(uint64_t memory_window_start, uint64_t memory_window_end, uint64_t memory_offset, address_space *memory_space,
+// uint64_t io_window_start, uint64_t io_window_end, uint64_t io_offset, address_space *io_space) override;
+
+ virtual void config_map(address_map &map) override;
+
+ required_memory_region m_scsi_rom;
+
+private:
+ // ...
+};
+
+DECLARE_DEVICE_TYPE(AHA2940AU, aha2940au_scsi_device)
+
+#endif // MAME_BUS_PCI_AHA2940AU_H
diff --git a/src/devices/bus/pci/pci_slot.cpp b/src/devices/bus/pci/pci_slot.cpp
index 7f5a5d2f16b..31628a57ccf 100644
--- a/src/devices/bus/pci/pci_slot.cpp
+++ b/src/devices/bus/pci/pci_slot.cpp
@@ -6,6 +6,7 @@
#include "emu.h"
#include "pci_slot.h"
+#include "aha2940au.h"
#include "ds2416.h"
#include "geforce.h"
#include "mga2064w.h"
@@ -98,6 +99,8 @@ void pci_card_device::irq_pin_w(offs_t line, int state)
void pci_cards(device_slot_interface &device)
{
// 0x01 - mass storage controllers
+ device.option_add("aha2940au", AHA2940AU);
+
// 0x02 - network controllers
device.option_add("rtl8029as", RTL8029AS_PCI);
device.option_add("rtl8139", RTL8139_PCI);