diff options
Diffstat (limited to 'src/mame/machine/naomigd.cpp')
-rw-r--r-- | src/mame/machine/naomigd.cpp | 195 |
1 files changed, 132 insertions, 63 deletions
diff --git a/src/mame/machine/naomigd.cpp b/src/mame/machine/naomigd.cpp index e4bbea9962e..a249a8240cf 100644 --- a/src/mame/machine/naomigd.cpp +++ b/src/mame/machine/naomigd.cpp @@ -401,6 +401,117 @@ void naomi_gdrom_board::write_from_qword(uint8_t *region, uint64_t qword) region[i] = qword >> (56-(i*8)); } +// For ide gdrom controller + +DEFINE_DEVICE_TYPE(IDE_GDROM, idegdrom_device, "ide_gdrom", "ide gdrom controller") + +idegdrom_device::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(mconfig, tag, owner, clock) +{ + space_owner_tag = space_tag; + space_owner_id = space_id; +} + +idegdrom_device::idegdrom_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) + : pci_device(mconfig, IDE_GDROM, tag, owner, clock), + m_ide(*this, "ide"), + irq_cb(*this) +{ + set_ids(0x11db189d, 0, 0, 0); // 0x10221000 or 0x00011172 possible too +} + +void idegdrom_device::device_start() +{ + pci_device::device_start(); + irq_cb.resolve_safe(); + add_map(0x00000020, M_IO, FUNC(idegdrom_device::map_command)); + bank_infos[0].adr = 0x01c0; + // pci system does not support base addresses not multiples of size + add_map(0x00000020, M_IO | M_DISABLED, FUNC(idegdrom_device::map_control)); + bank_infos[1].adr = 0x03b0; + add_map(0x00000010, M_IO, FUNC(idegdrom_device::map_dma)); + bank_infos[2].adr = 0xcc00; + command = 0x0083; +} + +void idegdrom_device::device_reset() +{ + pci_device::device_reset(); +} + +void idegdrom_device::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) +{ + io_space->install_device(io_offset + 0x03b0, io_offset + 0x03cf, *static_cast<idegdrom_device*>(this), &idegdrom_device::map_control); +} + +static void gdrom_devices(device_slot_interface &device) +{ + device.option_add(":gdrom", GDROM); +} + + +WRITE_LINE_MEMBER(idegdrom_device::ide_irq) +{ + irq_cb(state); +} + +void idegdrom_device::device_add_mconfig(machine_config &config) +{ + BUS_MASTER_IDE_CONTROLLER(config, m_ide).options(gdrom_devices, ":gdrom", nullptr, true); + m_ide->irq_handler().set(*this, FUNC(idegdrom_device::ide_irq)); + m_ide->set_bus_master_space(space_owner_tag, space_owner_id); +} + +void idegdrom_device::map_command(address_map &map) +{ + map(0x0000, 0x001f).rw(FUNC(idegdrom_device::ide_cs0_r), FUNC(idegdrom_device::ide_cs0_w)); +} + +void idegdrom_device::map_control(address_map &map) +{ + map(0x0000, 0x001f).rw(FUNC(idegdrom_device::ide_cs1_r), FUNC(idegdrom_device::ide_cs1_w)); +} + +void idegdrom_device::map_dma(address_map &map) +{ + map(0x0000, 0x000f).rw("ide", FUNC(bus_master_ide_controller_device::bmdma_r), FUNC(bus_master_ide_controller_device::bmdma_w)); +} + +READ32_MEMBER(idegdrom_device::ide_cs0_r) +{ + const int o = offset >> 2; + const int r = (offset & 3) << 3; + + return m_ide->cs0_r(space, o, mem_mask << r) >> r; +} + +READ32_MEMBER(idegdrom_device::ide_cs1_r) +{ + const int o = offset >> 2; + const int r = (offset & 3) << 3; + + return m_ide->cs1_r(space, o, mem_mask << r) >> r; +} + +WRITE32_MEMBER(idegdrom_device::ide_cs0_w) +{ + const int o = offset >> 2; + const int r = (offset & 3) << 3; + + m_ide->cs0_w(space, o, data << r, mem_mask << r); +} + +WRITE32_MEMBER(idegdrom_device::ide_cs1_w) +{ + const int o = offset >> 2; + const int r = (offset & 3) << 3; + + m_ide->cs1_w(space, o, data << r, mem_mask << r); +} + +// The board + naomi_gdrom_board::naomi_gdrom_board(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : naomi_board(mconfig, NAOMI_GDROM_BOARD, tag, owner, clock), m_maincpu(*this, "dimmcpu"), @@ -408,8 +519,8 @@ naomi_gdrom_board::naomi_gdrom_board(const machine_config &mconfig, const char * m_i2c0(*this, "i2c_0"), m_i2c1(*this, "i2c_1"), m_eeprom(*this, "eeprom"), - m_315_6154(*this, "northbridge"), - m_ide(*this, "ide"), + m_315_6154(*this, "pci:00.0"), + m_idegdrom(*this, "pci:01.0"), picdata(*this, finder_base::DUMMY_TAG), dimm_command(0xffff), dimm_offsetl(0xffff), @@ -442,8 +553,8 @@ void naomi_gdrom_board::sh4_map(address_map &map) { map(0x00000000, 0x001fffff).mirror(0xa0000000).rom().region("bios", 0); map(0x04000000, 0x040000ff).rw(m_315_6154, FUNC(sega_315_6154_device::registers_r), FUNC(sega_315_6154_device::registers_w)); - map(0x0c000000, 0x0cffffff).ram().share("sh4sdram"); - map(0x10000000, 0x103fffff).ram().share("6154sdram"); + map(0x0c000000, 0x0cffffff).ram().share("pci:sh4sdram"); + map(0x10000000, 0x103fffff).ram().share("pci:6154sdram"); map(0x14000000, 0x17ffffff).rw(m_315_6154, FUNC(sega_315_6154_device::aperture_r<0>), FUNC(sega_315_6154_device::aperture_w<0>)); map(0x18000000, 0x1bffffff).rw(m_315_6154, FUNC(sega_315_6154_device::aperture_r<1>), FUNC(sega_315_6154_device::aperture_w<1>)); map.unmap_value_high(); @@ -454,28 +565,22 @@ void naomi_gdrom_board::sh4_io_map(address_map &map) map(0x00, 0x0f).rw(FUNC(naomi_gdrom_board::i2cmem_dimm_r), FUNC(naomi_gdrom_board::i2cmem_dimm_w)); } -void naomi_gdrom_board::pci_map(address_map& map) +void naomi_gdrom_board::pci_map(address_map &map) { - map(0x00000000, 0x00000003).rw(FUNC(naomi_gdrom_board::sh4_unknown_r), FUNC(naomi_gdrom_board::sh4_unknown_w)); - map(0x00000014, 0x00000017).rw(FUNC(naomi_gdrom_board::sh4_command_r), FUNC(naomi_gdrom_board::sh4_command_w)); - map(0x00000018, 0x0000001b).rw(FUNC(naomi_gdrom_board::sh4_offsetl_r), FUNC(naomi_gdrom_board::sh4_offsetl_w)); - map(0x0000001c, 0x0000001f).rw(FUNC(naomi_gdrom_board::sh4_parameterl_r), FUNC(naomi_gdrom_board::sh4_parameterl_w)); - map(0x00000020, 0x00000023).rw(FUNC(naomi_gdrom_board::sh4_parameterh_r), FUNC(naomi_gdrom_board::sh4_parameterh_w)); - map(0x00000024, 0x00000027).rw(FUNC(naomi_gdrom_board::sh4_status_r), FUNC(naomi_gdrom_board::sh4_status_w)); - map(0x00000028, 0x0000002b).rw(FUNC(naomi_gdrom_board::sh4_control_r), FUNC(naomi_gdrom_board::sh4_control_w)); + const char *t = tag(); + + map(0x00000000, 0x00000003).rw(t, FUNC(naomi_gdrom_board::sh4_unknown_r), FUNC(naomi_gdrom_board::sh4_unknown_w)); + map(0x00000014, 0x00000017).rw(t, FUNC(naomi_gdrom_board::sh4_command_r), FUNC(naomi_gdrom_board::sh4_command_w)); + map(0x00000018, 0x0000001b).rw(t, FUNC(naomi_gdrom_board::sh4_offsetl_r), FUNC(naomi_gdrom_board::sh4_offsetl_w)); + map(0x0000001c, 0x0000001f).rw(t, FUNC(naomi_gdrom_board::sh4_parameterl_r), FUNC(naomi_gdrom_board::sh4_parameterl_w)); + map(0x00000020, 0x00000023).rw(t, FUNC(naomi_gdrom_board::sh4_parameterh_r), FUNC(naomi_gdrom_board::sh4_parameterh_w)); + map(0x00000024, 0x00000027).rw(t, FUNC(naomi_gdrom_board::sh4_status_r), FUNC(naomi_gdrom_board::sh4_status_w)); + map(0x00000028, 0x0000002b).rw(t, FUNC(naomi_gdrom_board::sh4_control_r), FUNC(naomi_gdrom_board::sh4_control_w)); map(0x0000002c, 0x0000002f).lr32([]() { return 0x0c; }, "Constant 0x0c"); // 0x0a or 0x0e possible too - map(0x00000030, 0x00000033).rw(FUNC(naomi_gdrom_board::sh4_des_keyl_r), FUNC(naomi_gdrom_board::sh4_des_keyl_w)); - map(0x00000034, 0x00000037).rw(FUNC(naomi_gdrom_board::sh4_des_keyh_r), FUNC(naomi_gdrom_board::sh4_des_keyh_w)); + map(0x00000030, 0x00000033).rw(t, FUNC(naomi_gdrom_board::sh4_des_keyl_r), FUNC(naomi_gdrom_board::sh4_des_keyl_w)); + map(0x00000034, 0x00000037).rw(t, FUNC(naomi_gdrom_board::sh4_des_keyh_r), FUNC(naomi_gdrom_board::sh4_des_keyh_w)); map(0x70000000, 0x70ffffff).ram().share("sh4sdram"); map(0x78000000, 0x783fffff).ram().share("6154sdram"); - map(0xc00001c0, 0xc00001df).rw(FUNC(naomi_gdrom_board::ide_cs0_r), FUNC(naomi_gdrom_board::ide_cs0_w)); - map(0xc00003b0, 0xc00003cf).rw(FUNC(naomi_gdrom_board::ide_cs1_r), FUNC(naomi_gdrom_board::ide_cs1_w)); - map(0xc000cc00, 0xc000cc0f).rw(m_ide, FUNC(bus_master_ide_controller_device::bmdma_r), FUNC(bus_master_ide_controller_device::bmdma_w)); -} - -void naomi_gdrom_board::pci_config_map(address_map& map) -{ - map(0x1000, 0x1003).lr32([]() { return 0x189d11db; }, "Constant 0x189d11db"); // 0x10001022 or 0x11720001 possible too } WRITE16_MEMBER(naomi_gdrom_board::dimm_command_w) @@ -683,38 +788,6 @@ WRITE64_MEMBER(naomi_gdrom_board::i2cmem_dimm_w) } } -READ32_MEMBER(naomi_gdrom_board::ide_cs0_r) -{ - const int o = offset >> 2; - const int r = (offset & 3) << 3; - - return m_ide->cs0_r(space, o, mem_mask << r) >> r; -} - -READ32_MEMBER(naomi_gdrom_board::ide_cs1_r) -{ - const int o = offset >> 2; - const int r = (offset & 3) << 3; - - return m_ide->cs1_r(space, o, mem_mask << r) >> r; -} - -WRITE32_MEMBER(naomi_gdrom_board::ide_cs0_w) -{ - const int o = offset >> 2; - const int r = (offset & 3) << 3; - - m_ide->cs0_w(space, o, data << r, mem_mask << r); -} - -WRITE32_MEMBER(naomi_gdrom_board::ide_cs1_w) -{ - const int o = offset >> 2; - const int r = (offset & 3) << 3; - - m_ide->cs1_w(space, o, data << r, mem_mask << r); -} - void naomi_gdrom_board::pic_map(address_map &map) { map(0x00, 0x1f).rw(FUNC(naomi_gdrom_board::pic_dimm_r), FUNC(naomi_gdrom_board::pic_dimm_w)); @@ -972,11 +1045,6 @@ void naomi_gdrom_board::board_advance(uint32_t size) dimm_cur_address %= dimm_data_size; } -static void gdrom_devices(device_slot_interface& device) -{ - device.option_add(":gdrom", GDROM); -} - #define CPU_CLOCK 200000000 // need to set the correct value here #define PIC_CLOCK 20000000 // and here @@ -995,12 +1063,13 @@ void naomi_gdrom_board::device_add_mconfig(machine_config &config) m_maincpu->set_sh4_clock(CPU_CLOCK); m_maincpu->set_addrmap(AS_PROGRAM, &naomi_gdrom_board::sh4_map); m_maincpu->set_addrmap(AS_IO, &naomi_gdrom_board::sh4_io_map); + + + PCI_ROOT(config, "pci", 0); SEGA315_6154(config, m_315_6154, 0); m_315_6154->set_addrmap(sega_315_6154_device::AS_PCI_MEMORY, &naomi_gdrom_board::pci_map); - m_315_6154->set_addrmap(sega_315_6154_device::AS_PCI_CONFIGURATION, &naomi_gdrom_board::pci_config_map); - BUS_MASTER_IDE_CONTROLLER(config, m_ide).options(gdrom_devices, ":gdrom", nullptr, true); - m_ide->irq_handler().set_inputline(m_maincpu, SH4_IRL2); - m_ide->set_bus_master_space(m_315_6154, sega_315_6154_device::AS_PCI_MEMORY); + IDE_GDROM(config, m_idegdrom, 0, image_tag, m_315_6154->tag(), sega_315_6154_device::AS_PCI_MEMORY); + m_idegdrom->irq_callback().set_inputline(m_maincpu, SH4_IRL2); PIC16C622(config, m_securitycpu, PIC_CLOCK); m_securitycpu->set_addrmap(AS_IO, &naomi_gdrom_board::pic_map); m_securitycpu->set_config(0x3fff - 0x04); |