// license:BSD-3-Clause // copyright-holders:Ted Green #include "emu.h" #include "voodoo_pci.h" #include "screen.h" void voodoo_1_pci_device::device_add_mconfig(machine_config &config) { VOODOO_1(config, m_voodoo, STD_VOODOO_1_CLOCK); m_voodoo->set_fbmem(4); m_voodoo->set_tmumem(1, 0); } void voodoo_2_pci_device::device_add_mconfig(machine_config &config) { VOODOO_2(config, m_voodoo, STD_VOODOO_2_CLOCK); m_voodoo->set_fbmem(4); m_voodoo->set_tmumem(1, 0); } void voodoo_banshee_pci_device::device_add_mconfig(machine_config &config) { VOODOO_BANSHEE(config, m_voodoo, STD_VOODOO_BANSHEE_CLOCK); m_voodoo->set_fbmem(16); } void voodoo_3_pci_device::device_add_mconfig(machine_config &config) { VOODOO_3(config, m_voodoo, STD_VOODOO_3_CLOCK); m_voodoo->set_fbmem(16); } DEFINE_DEVICE_TYPE(VOODOO_1_PCI, voodoo_1_pci_device, "voodoo_1_pci", "Voodoo 1 PCI") DEFINE_DEVICE_TYPE(VOODOO_2_PCI, voodoo_2_pci_device, "voodoo_2_pci", "Voodoo 2 PCI") DEFINE_DEVICE_TYPE(VOODOO_BANSHEE_PCI, voodoo_banshee_pci_device, "voodoo_banshee_pci", "Voodoo Banshee PCI") DEFINE_DEVICE_TYPE(VOODOO_3_PCI, voodoo_3_pci_device, "voodoo_3_pci", "Voodoo 3 PCI") void voodoo_pci_device::config_map(address_map &map) { pci_device::config_map(map); map(0x40, 0x5f).rw(FUNC(voodoo_pci_device::pcictrl_r), FUNC(voodoo_pci_device::pcictrl_w)); } // VOODOO_1 & VOODOO_2 map void voodoo_pci_device::voodoo_reg_map(address_map &map) { map(0x0, 0x00ffffff).rw(m_voodoo, FUNC(voodoo_device::voodoo_r), FUNC(voodoo_device::voodoo_w)); } // VOODOO_BANSHEE and VOODOO_3 maps void voodoo_pci_device::banshee_reg_map(address_map &map) { map(0x0, 0x01ffffff).rw(m_voodoo, FUNC(voodoo_banshee_device::banshee_r), FUNC(voodoo_banshee_device::banshee_w)); } void voodoo_pci_device::lfb_map(address_map &map) { map(0x0, 0x01ffffff).rw(m_voodoo, FUNC(voodoo_banshee_device::banshee_fb_r), FUNC(voodoo_banshee_device::banshee_fb_w)); } void voodoo_pci_device::io_map(address_map &map) { map(0x000, 0x0ff).rw(m_voodoo, FUNC(voodoo_banshee_device::banshee_io_r), FUNC(voodoo_banshee_device::banshee_io_w)); } voodoo_pci_device::voodoo_pci_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) : pci_device(mconfig, type, tag, owner, clock), m_voodoo(*this, "voodoo"), m_cpu(*this, finder_base::DUMMY_TAG), m_screen(*this, finder_base::DUMMY_TAG), m_fbmem(2), m_tmumem0(0), m_tmumem1(0) { } voodoo_1_pci_device::voodoo_1_pci_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : voodoo_pci_device(mconfig, VOODOO_1_PCI, tag, owner, clock) { } voodoo_2_pci_device::voodoo_2_pci_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : voodoo_pci_device(mconfig, VOODOO_2_PCI, tag, owner, clock) { } voodoo_banshee_pci_device::voodoo_banshee_pci_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : voodoo_pci_device(mconfig, VOODOO_BANSHEE_PCI, tag, owner, clock) { } voodoo_3_pci_device::voodoo_3_pci_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : voodoo_pci_device(mconfig, VOODOO_3_PCI, tag, owner, clock) { } void voodoo_pci_device::device_start() { if (m_cpu) m_voodoo->set_cpu(*m_cpu); if (m_screen) m_voodoo->set_screen(*m_screen); m_voodoo->set_fbmem(m_fbmem); m_voodoo->set_tmumem(m_tmumem0, m_tmumem1); pci_device::device_start(); save_item(NAME(m_pcictrl_reg)); machine().save().register_postload(save_prepost_delegate(FUNC(voodoo_pci_device::postload), this)); } //void set_ids(uint32_t main_id, uint8_t revision, uint32_t pclass, uint32_t subsystem_id); void voodoo_1_pci_device::device_start() { set_ids(0x121a0001, 0x02, 0x030000, 0x000000); voodoo_pci_device::device_start(); add_map(16 * 1024 * 1024, M_MEM | M_PREF, FUNC(voodoo_pci_device::voodoo_reg_map)); bank_infos[0].adr = 0xff000000; } void voodoo_2_pci_device::device_start() { set_ids(0x121a0002, 0x02, 0x038000, 0x000000); voodoo_pci_device::device_start(); add_map(16 * 1024 * 1024, M_MEM | M_PREF, FUNC(voodoo_pci_device::voodoo_reg_map)); bank_infos[0].adr = 0xff000000; } void voodoo_banshee_pci_device::device_start() { set_ids(0x121a0003, 0x02, 0x030000, 0x000000); voodoo_pci_device::device_start(); add_map(32 * 1024 * 1024, M_MEM, FUNC(voodoo_pci_device::banshee_reg_map)); add_map(32 * 1024 * 1024, M_MEM, FUNC(voodoo_pci_device::lfb_map)); add_map(256, M_IO, FUNC(voodoo_pci_device::io_map)); bank_infos[0].adr = 0xf8000000; bank_infos[1].adr = 0xf8000008; bank_infos[2].adr = 0xfffffff0; } void voodoo_3_pci_device::device_start() { set_ids(0x121a0005, 0x02, 0x030000, 0x000000); voodoo_pci_device::device_start(); add_map(32 * 1024 * 1024, M_MEM, FUNC(voodoo_pci_device::banshee_reg_map)); add_map(32 * 1024 * 1024, M_MEM, FUNC(voodoo_pci_device::lfb_map)); add_map(256, M_IO, FUNC(voodoo_pci_device::io_map)); bank_infos[0].adr = 0xf8000000; bank_infos[1].adr = 0xf8000008; bank_infos[2].adr = 0xfffffff0; } void voodoo_pci_device::postload() { remap_cb(); } void voodoo_pci_device::device_reset() { memset(m_pcictrl_reg, 0, sizeof(m_pcictrl_reg)); pci_device::device_reset(); } void voodoo_pci_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) { logerror("%s: map_extra\n", this->tag()); } void voodoo_banshee_pci_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) { logerror("%s: map_extra\n", this->tag()); // Map VGA legacy access // Should really be dependent on voodoo VGAINIT0 bit 8 and IO base + 0xc3 bit 0 uint64_t start = io_offset + 0x3b0; uint64_t end = io_offset + 0x3df; io_space->install_readwrite_handler(start, end, read32_delegate(*this, FUNC(voodoo_pci_device::vga_r)), write32_delegate(*this, FUNC(voodoo_pci_device::vga_w))); logerror("%s: map %s at %0*x-%0*x\n", this->tag(), "vga_r/w", 4, uint32_t(start), 4, uint32_t(end)); } void voodoo_3_pci_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) { logerror("%s: map_extra\n", this->tag()); // Map VGA legacy access // Should really be dependent on voodoo VGAINIT0 bit 8 and IO base + 0xc3 bit 0 uint64_t start = io_offset + 0x3b0; uint64_t end = io_offset + 0x3df; io_space->install_readwrite_handler(start, end, read32_delegate(*this, FUNC(voodoo_pci_device::vga_r)), write32_delegate(*this, FUNC(voodoo_pci_device::vga_w))); logerror("%s: map %s at %0*x-%0*x\n", this->tag(), "vga_r/w", 4, uint32_t(start), 4, uint32_t(end)); } uint32_t voodoo_pci_device::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { return m_voodoo->voodoo_update(bitmap, cliprect) ? 0 : UPDATE_HAS_NOT_CHANGED; } // PCI bus control READ32_MEMBER (voodoo_pci_device::pcictrl_r) { uint32_t result = m_pcictrl_reg[offset]; // The address map starts at 0x40 switch (offset + 0x40 / 4) { case 0x40/4: // V1: initEnable: 11:0 // V2: initEnable: Fab ID=19:16, Graphics Rev=15:12 // Banshee/V3: fabID: ScratchPad=31:4 fabID=3:0 if (m_voodoo->vd_type== TYPE_VOODOO_2) result = (result & ~0xff000) | 0x00044000; // Vegas driver needs this value else if (m_voodoo->vd_type >= TYPE_VOODOO_BANSHEE) result = (result & ~0xf) | 0x1; break; case 0x54/4: // V2: SiProcess Register: Osc Force On, Osc Ring Sel, Osc Count Reset, 12 bit PCI Counter, 16 bit Oscillator Counter // V3: AGP Capability Register: 8 bit 0, 4 bit AGP Major, 4 bit AGP Minor, 8 bit Next Ptr, 8 bit Capability ID // Tenthdeg (vegas) checks this result = 0x00006002; break; } if (1) logerror("%s:voodoo_pci_device pcictrl_r from offset %02X = %08X & %08X\n", machine().describe_context(), offset*4 + 0x40, result, mem_mask); return result; } WRITE32_MEMBER (voodoo_pci_device::pcictrl_w) { COMBINE_DATA(&m_pcictrl_reg[offset]); // The address map starts at 0x40 switch (offset + 0x40 / 4) { case 0x40/4: // HW initEnable m_voodoo->voodoo_set_init_enable(data); logerror("%s:voodoo_pci_device pcictrl_w (initEnable) offset %02X = %08X & %08X\n", machine().describe_context(), offset * 4 + 0x40, data, mem_mask); break; default: logerror("%s:voodoo_pci_device pcictrl_w to offset %02X = %08X & %08X\n", machine().describe_context(), offset*4 + 0x40, data, mem_mask); break; } } // VGA legacy accesses READ32_MEMBER(voodoo_pci_device::vga_r) { uint32_t result = 0; if (ACCESSING_BITS_0_7) result |= downcast(m_voodoo.target())->banshee_vga_r(offset * 4 + 0 + 0xb0) << 0; if (ACCESSING_BITS_8_15) result |= downcast(m_voodoo.target())->banshee_vga_r(offset * 4 + 1 + 0xb0) << 8; if (ACCESSING_BITS_16_23) result |= downcast(m_voodoo.target())->banshee_vga_r(offset * 4 + 2 + 0xb0) << 16; if (ACCESSING_BITS_24_31) result |= downcast(m_voodoo.target())->banshee_vga_r(offset * 4 + 3 + 0xb0) << 24; if (0) logerror("%s voodoo_pci_device vga_r from offset %02X = %08X & %08X\n", machine().describe_context(), offset * 4, result, mem_mask); return result; } WRITE32_MEMBER(voodoo_pci_device::vga_w) { if (ACCESSING_BITS_0_7) downcast(m_voodoo.target())->banshee_vga_w(offset * 4 + 0 + 0xb0, data >> 0); if (ACCESSING_BITS_8_15) downcast(m_voodoo.target())->banshee_vga_w(offset * 4 + 1 + 0xb0, data >> 8); if (ACCESSING_BITS_16_23) downcast(m_voodoo.target())->banshee_vga_w(offset * 4 + 2 + 0xb0, data >> 16); if (ACCESSING_BITS_24_31) downcast(m_voodoo.target())->banshee_vga_w(offset * 4 + 3 + 0xb0, data >> 24); if (0) logerror("%s voodoo_pci_device vga_w to offset %04X = %08X & %08X\n", machine().describe_context(), offset * 4, data, mem_mask); }