// license:BSD-3-Clause // copyright-holders:R. Belmont #ifndef MAME_MACHINE_PSEUDOVIA_H #define MAME_MACHINE_PSEUDOVIA_H #pragma once class pseudovia_device : public device_t { public: pseudovia_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // interface routines auto readpa_handler() { return m_in_a_handler.bind(); } auto readpb_handler() { return m_in_b_handler.bind(); } auto readconfig_handler() { return m_in_config_handler.bind(); } auto readvideo_handler() { return m_in_video_handler.bind(); } auto readmsc_handler() { return m_in_msc_handler.bind(); } auto writepa_handler() { return m_out_a_handler.bind(); } auto writepb_handler() { return m_out_b_handler.bind(); } auto writeconfig_handler() { return m_out_config_handler.bind(); } auto writevideo_handler() { return m_out_video_handler.bind(); } auto writemsc_handler() { return m_out_msc_handler.bind(); } auto irq_callback() { return m_write_irq.bind(); } uint8_t read(offs_t offset); void write(offs_t offset, uint8_t data); template void slot_irq_w(int state); void vbl_irq_w(int state); void scc_irq_w(int state); void asc_irq_w(int state); void scsi_irq_w(int state); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; private: devcb_write_line m_write_irq; devcb_read8 m_in_a_handler, m_in_b_handler, m_in_config_handler, m_in_video_handler, m_in_msc_handler; devcb_write8 m_out_a_handler, m_out_b_handler, m_out_config_handler, m_out_video_handler, m_out_msc_handler; uint8_t m_pseudovia_regs[256], m_pseudovia_ier, m_pseudovia_ifr; void pseudovia_recalc_irqs(); }; // device type definition DECLARE_DEVICE_TYPE(APPLE_PSEUDOVIA, pseudovia_device) #endif // MAME_MACHINE_PSEUDOVIA_H