// license:BSD-3-Clause // copyright-holders:AJR /*************************************************************************** Adaptec AHA-1540/42A and AHA-1540/42B SCSI controllers ***************************************************************************/ #ifndef MAME_BUS_ISA_AHA1542B_H #define MAME_BUS_ISA_AHA1542B_H #pragma once #include "isa.h" #include "machine/aic565.h" #include "machine/aic6250.h" #include "machine/upd765.h" class aha154x_device : public device_t, public device_isa16_card_interface { protected: aha154x_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock); virtual void device_start() override; virtual void device_reset() override; void i8085_base_map(address_map &map); void scsi_add(machine_config &config); void scsic_config(device_t *device); required_device m_localcpu; required_device m_scsic; required_device m_fdc; required_region_ptr m_bios; }; class aha1542a_device : public aha154x_device { public: aha1542a_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock); static constexpr feature_type unemulated_features() { return feature::DISK; } DECLARE_READ_LINE_MEMBER(host_int_r); DECLARE_READ_LINE_MEMBER(scsi_rstreq_r); protected: virtual ioport_constructor device_input_ports() const override; virtual const tiny_rom_entry *device_rom_region() const override; virtual void device_add_mconfig(machine_config &config) override; private: void local_status_w(u8 data); void int_status_w(u8 data); void srst_clear_w(u8 data); void scsi_rstreq_clear_w(u8 data); void i8085_map(address_map &map); }; class aha1542b_device : public aha154x_device { public: aha1542b_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock); static constexpr feature_type unemulated_features() { return feature::DISK; } protected: virtual ioport_constructor device_input_ports() const override; virtual const tiny_rom_entry *device_rom_region() const override; virtual void device_add_mconfig(machine_config &config) override; private: void i8085_map(address_map &map); required_device m_busaic; }; DECLARE_DEVICE_TYPE(AHA1542A, aha1542a_device) DECLARE_DEVICE_TYPE(AHA1542B, aha1542b_device) #endif // MAME_BUS_ISA_AHA1542B_H