// license:BSD-3-Clause // copyright-holders:Ted Green /*************************************************************************** pci-ide.h Generic PCI IDE controller implementation. Based on datasheet for National Semiconductor PC87415 TODO: Add pci configuration write to PIF byte ***************************************************************************/ #ifndef MAME_MACHINE_PCI_IDE_H #define MAME_MACHINE_PCI_IDE_H #pragma once #include "pci.h" #include "idectrl.h" class ide_pci_device : public pci_device { public: ide_pci_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock, uint32_t main_id, uint32_t revision, uint32_t subdevice_id , const char *bmtag = ":pci:00.0", uint32_t bmspace = AS_DATA) : ide_pci_device(mconfig, tag, owner, clock) { set_ids(main_id, revision, 0x01018a, subdevice_id); m_bus_master_space.set_tag(bmtag, bmspace); } ide_pci_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); auto irq_handler() { return m_irq_handler.bind(); } // This will set the top 12 bits for address decoding in legacy mode. Needed for seattle driver. void set_legacy_top(int val) { m_legacy_top = val & 0xfff; } // Sets the default Programming Interface (PIF) register void set_pif(int val) { m_pif = val & 0xff; } protected: virtual void device_start() override; virtual void device_reset() override; // optional information overrides virtual void device_add_mconfig(machine_config &config) override; virtual void config_map(address_map &map) override; private: void ide_interrupt(int state); void prog_if_w(uint8_t data); uint32_t pcictrl_r(offs_t offset); void pcictrl_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0); uint32_t address_base_r(offs_t offset); void address_base_w(offs_t offset, uint32_t data); void subsystem_id_w(uint32_t data); uint32_t ide_read_cs1(offs_t offset, uint32_t mem_mask = ~0); void ide_write_cs1(offs_t offset, uint32_t data, uint32_t mem_mask = ~0); uint32_t ide2_read_cs1(offs_t offset, uint32_t mem_mask = ~0); void ide2_write_cs1(offs_t offset, uint32_t data, uint32_t mem_mask = ~0); required_device m_ide; required_device m_ide2; devcb_write_line m_irq_handler; uint32_t pci_bar[6]; // Bits 31-20 for legacy mode hack uint32_t m_legacy_top; uint32_t m_pif; required_address_space m_bus_master_space; uint32_t m_config_data[0x10]; void chan1_data_command_map(address_map &map); void chan1_control_map(address_map &map); void chan2_data_command_map(address_map &map); void chan2_control_map(address_map &map); void bus_master_map(address_map &map); }; DECLARE_DEVICE_TYPE(IDE_PCI, ide_pci_device) #endif // MAME_MACHINE_PCI_IDE_H