// license: BSD-3-Clause // copyright-holders: Angelo Salese /************************************************************************************************** SiS 7001 USB Host controller TODO: - Stub interface, to be merged with pci-usb; - PCI values omitted from docs, assumes same as OpenHCI; **************************************************************************************************/ #include "emu.h" #include "sis7001_usb.h" #define VERBOSE (LOG_GENERAL) //#define LOG_OUTPUT_FUNC osd_printf_warning #include "logmacro.h" DEFINE_DEVICE_TYPE(SIS7001_USB, sis7001_usb_device, "sis7001_usb", "SiS 7001 USB Host Controller") sis7001_usb_device::sis7001_usb_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : pci_device(mconfig, SIS7001_USB, tag, owner, clock) { } void sis7001_usb_device::config_map(address_map &map) { pci_device::config_map(map); // no vendor regs? } void sis7001_usb_device::map(address_map &map) { // HcRevision: operational mode // 1 ---- ---- Legacy PS/2 present // - 0001 0000 OpenHCI v1.0 map(0x000, 0x003).lr32(NAME([]() { return 0x00000110; })); // ... // HcFmInterval (Windows OSes fails if this isn't r/w) map(0x034, 0x037).lrw32( NAME([this]() { return m_HcFmInterval; } ), NAME([this](offs_t offset, u32 data, u32 mem_mask) { COMBINE_DATA(&m_HcFmInterval); LOG("Write HcFmInterval %08x & %08x\n", data, mem_mask); }) ); // ... // HcRhDescriptorA // 0000 0001 ---- ---- ---- ---- ---- ---- POTPGT 2 ms // ---- ---- xxxx xxxx xxxx x-xx ---- ---- (writeable bits by host controller driver) // ---- ---- ---- ---- ---- -0-- ---- ---- DT DeviceType (0) not a compound device // ---- ---- ---- ---- ---- ---- xxxx xxxx NDP NumberDownstreamPorts (15 max) map(0x048, 0x04b).lr32(NAME([this]() { return 0x01000000 | m_downstream_ports; })); // ... // map(0x05c, 0x05f) HcRhPortStatus[3] last item for function 2 (3 ports), missing on function 3 (2) // legacy support mode (8-bit each) // map(0x100, 0x100) [Hce]Control, bit 0 enables emulation mode // map(0x104, 0x104) [Hce]Input // map(0x108, 0x108) [Hce]Output // map(0x10c, 0x10f) [Hce]Status } void sis7001_usb_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) { // TODO: overrides I/O ports $0060-$0064 (emulation mode) } void sis7001_usb_device::device_start() { pci_device::device_start(); // Docs don't mention it, should be 4KB add_map(4096, M_MEM, FUNC(sis7001_usb_device::map)); // INTD# intr_pin = 4; } void sis7001_usb_device::device_reset() { pci_device::device_reset(); // TODO: unverified command = 0x0000; status = 0x0000; m_HcFmInterval = 0x2edf; }