// license:BSD-3-Clause
// copyright-holders:Olivier Galibert
#ifndef MAME_MACHINE_NAOMIGD_H
#define MAME_MACHINE_NAOMIGD_H
#pragma once
#include "machine/naomibd.h"
#include "cpu/pic16c62x/pic16c62x.h"
#include "machine/i2cmem.h"
#include "machine/eepromser.h"
#include "machine/315-6154.h"
#include "machine/idectrl.h"
#include "machine/gdrom.h"
// For ide gdrom controller
class idegdrom_device : public pci_device {
public:
idegdrom_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock, const char *image_tag, const char *space_tag, int space_id);
idegdrom_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
auto irq_callback() { return irq_cb.bind(); }
virtual void device_add_mconfig(machine_config &config) override;
void map_command(address_map &map);
void map_control(address_map &map);
void map_dma(address_map &map);
uint32_t ide_cs0_r(offs_t offset, uint32_t mem_mask = ~0);
uint32_t ide_cs1_r(offs_t offset, uint32_t mem_mask = ~0);
void ide_cs0_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0);
void ide_cs1_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0);
DECLARE_WRITE_LINE_MEMBER(ide_irq);
protected:
virtual void device_start() override;
virtual void device_reset() 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;
private:
required_device<bus_master_ide_controller_device> m_ide;
devcb_write_line irq_cb;
const char *space_owner_tag;
int space_owner_id;
};
DECLARE_DEVICE_TYPE(IDE_GDROM, idegdrom_device)
class naomi_gdrom_board : public naomi_board
{
public:
template <typename T, typename U>
naomi_gdrom_board(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock, T &&eeprom_tag, const char *_image_tag, U &&picregion_tag)
: naomi_gdrom_board(mconfig, tag, owner, clock)
{
eeprom.set_tag(std::forward<T>(eeprom_tag));
set_image_tag(_image_tag);
picdata.set_tag(std::forward<U>(picregion_tag));
}
template <typename T>
naomi_gdrom_board(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock, const char *_image_tag, T &&picregion_tag)
: naomi_gdrom_board(mconfig, tag, owner, clock)
{
picdata.set_tag(std::forward<T>(picregion_tag));
set_image_tag(_image_tag);
}
naomi_gdrom_board(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual void device_add_mconfig(machine_config &config) override;
virtual void submap(address_map &map) override;
void sh4_map(address_map &map);
void sh4_io_map(address_map &map);
void pic_map(address_map &map);
void pci_map(address_map &map);
void pci_config_map(address_map &map);
void set_image_tag(const char *_image_tag)
{
image_tag = _image_tag;
}
uint8_t *memory(uint32_t &size) { size = dimm_data_size; return dimm_data.get(); }
virtual const tiny_rom_entry *device_rom_region() const override;
void dimm_command_w(uint16_t data); // 5f703c
uint16_t dimm_command_r();
void dimm_offsetl_w(uint16_t data); // 5f7040
uint16_t dimm_offsetl_r();
void dimm_parameterl_w(uint16_t data); // 5f7044
uint16_t dimm_parameterl_r();
void dimm_parameterh_w(uint16_t data); // 5f7048
uint16_t dimm_parameterh_r();
void dimm_status_w(uint16_t data); // 5f704c
uint16_t dimm_status_r();
void sh4_unknown_w(uint32_t data); // 14000000
uint32_t sh4_unknown_r();
void sh4_command_w(uint32_t data); // 14000014
uint32_t sh4_command_r();
void sh4_offsetl_w(uint32_t data); // 14000018
uint32_t sh4_offsetl_r();
void sh4_parameterl_w(uint32_t data); // 1400001c
uint32_t sh4_parameterl_r();
void sh4_parameterh_w(uint32_t data); // 14000020
uint32_t sh4_parameterh_r();
void sh4_status_w(uint32_t data); // 14000024
uint32_t sh4_status_r();
void sh4_control_w(uint32_t data); // 14000028
uint32_t sh4_control_r();
void sh4_sdramconfig_w(uint32_t data); // 1400002c
uint32_t sh4_sdramconfig_r();
void sh4_des_keyl_w(uint32_t data); // 14000030
uint32_t sh4_des_keyl_r();
void sh4_des_keyh_w(uint32_t data); // 14000034
uint32_t sh4_des_keyh_r();
uint64_t shared_6154_sdram_r(offs_t offset);
void shared_6154_sdram_w(offs_t offset, uint64_t data, uint64_t mem_mask);
uint32_t shared_sh4_sdram_r(offs_t offset);
void shared_sh4_sdram_w(offs_t offset, uint32_t data, uint32_t mem_mask);
uint64_t i2cmem_dimm_r();
void i2cmem_dimm_w(uint64_t data);
uint8_t pic_dimm_r(offs_t offset);
void pic_dimm_w(offs_t offset, uint8_t data);
protected:
virtual void device_start() override;
virtual void device_reset() override;
virtual ioport_constructor device_input_ports() const override;
virtual void board_setup_address(uint32_t address, bool is_dma) override;
virtual void board_get_buffer(uint8_t *&base, uint32_t &limit) override;
virtual void board_advance(uint32_t size) override;
private:
enum { FILENAME_LENGTH=24 };
int work_mode; // set it different from 0 to enable the cpus and full dimm board emulation
required_device<sh4_device> m_maincpu;
required_device<pic16c622_device> m_securitycpu;
required_device<i2cmem_device> m_i2c0;
required_device<i2cmem_device> m_i2c1;
required_device<eeprom_serial_93cxx_device> m_eeprom;
required_device<sega_315_6154_device> m_315_6154;
required_device<idegdrom_device> m_idegdrom;
required_ioport m_debug_dipswitches;
optional_region_ptr<uint8_t> picdata;
const char *image_tag;
address_space *space_sh4;
address_space *space_6154;
uint32_t dimm_cur_address;
uint8_t picbus;
uint8_t picbus_pullup;
uint8_t picbus_io[2]; // 0 for sh4, 1 for pic
bool picbus_used;
uint32_t dimm_command;
uint32_t dimm_offsetl;
uint32_t dimm_parameterl;
uint32_t dimm_parameterh;
uint32_t dimm_status;
uint32_t dimm_control;
uint32_t dimm_sdramconfig;
uint32_t sh4_unknown;
uint64_t dimm_des_key;
// Note: voluntarily not saved into the state
std::unique_ptr<uint8_t[]> dimm_des_data;
std::unique_ptr<uint8_t[]> dimm_data;
uint32_t dimm_data_size;
static const uint32_t DES_LEFTSWAP[];
static const uint32_t DES_RIGHTSWAP[];
static const uint32_t DES_SBOX1[];
static const uint32_t DES_SBOX2[];
static const uint32_t DES_SBOX3[];
static const uint32_t DES_SBOX4[];
static const uint32_t DES_SBOX5[];
static const uint32_t DES_SBOX6[];
static const uint32_t DES_SBOX7[];
static const uint32_t DES_SBOX8[];
static const uint32_t DES_MASK_TABLE[];
static const uint8_t DES_ROTATE_TABLE[16];
void find_file(const char *name, const uint8_t *dir_sector, uint32_t &file_start, uint32_t &file_size);
inline void permutate(uint32_t &a, uint32_t &b, uint32_t m, int shift);
void des_generate_subkeys(const uint64_t key, uint32_t *subkeys);
uint64_t des_encrypt_decrypt(bool decrypt, uint64_t src, const uint32_t *des_subkeys);
uint64_t rev64(uint64_t src);
uint64_t read_to_qword(const uint8_t *region);
void write_from_qword(uint8_t *region, uint64_t qword);
};
DECLARE_DEVICE_TYPE(NAOMI_GDROM_BOARD, naomi_gdrom_board)
#endif // MAME_MACHINE_NAOMIGD_H