diff options
Diffstat (limited to 'hw/usb-ohci.c')
| -rw-r--r-- | hw/usb-ohci.c | 154 |
1 files changed, 92 insertions, 62 deletions
diff --git a/hw/usb-ohci.c b/hw/usb-ohci.c index 1c29b9fa6c..d39bcb0c0d 100644 --- a/hw/usb-ohci.c +++ b/hw/usb-ohci.c @@ -62,7 +62,7 @@ typedef struct OHCIPort { typedef struct { USBBus bus; qemu_irq irq; - int mem; + MemoryRegion mem; int num_ports; const char *name; @@ -124,6 +124,7 @@ struct ohci_hcca { }; static void ohci_bus_stop(OHCIState *ohci); +static void ohci_async_cancel_device(OHCIState *ohci, USBDevice *dev); /* Bitfields for the first word of an Endpoint Desciptor. */ #define OHCI_ED_FA_SHIFT 0 @@ -326,6 +327,7 @@ static void ohci_attach(USBPort *port1) { OHCIState *s = port1->opaque; OHCIPort *port = &s->rhport[port1->index]; + uint32_t old_state = port->ctrl; /* set connect status */ port->ctrl |= OHCI_PORT_CCS | OHCI_PORT_CSC; @@ -343,6 +345,10 @@ static void ohci_attach(USBPort *port1) } DPRINTF("usb-ohci: Attached port %d\n", port1->index); + + if (old_state != port->ctrl) { + ohci_set_interrupt(s, OHCI_INTR_RHSC); + } } static void ohci_detach(USBPort *port1) @@ -351,6 +357,8 @@ static void ohci_detach(USBPort *port1) OHCIPort *port = &s->rhport[port1->index]; uint32_t old_state = port->ctrl; + ohci_async_cancel_device(s, port1->dev); + /* set connect status */ if (port->ctrl & OHCI_PORT_CCS) { port->ctrl &= ~OHCI_PORT_CCS; @@ -363,19 +371,18 @@ static void ohci_detach(USBPort *port1) } DPRINTF("usb-ohci: Detached port %d\n", port1->index); - if (old_state != port->ctrl) + if (old_state != port->ctrl) { ohci_set_interrupt(s, OHCI_INTR_RHSC); + } } -static void ohci_wakeup(USBDevice *dev) +static void ohci_wakeup(USBPort *port1) { - USBBus *bus = usb_bus_from_device(dev); - OHCIState *s = container_of(bus, OHCIState, bus); - int portnum = dev->port->index; - OHCIPort *port = &s->rhport[portnum]; + OHCIState *s = port1->opaque; + OHCIPort *port = &s->rhport[port1->index]; uint32_t intr = 0; if (port->ctrl & OHCI_PORT_PSS) { - DPRINTF("usb-ohci: port %d: wakeup\n", portnum); + DPRINTF("usb-ohci: port %d: wakeup\n", port1->index); port->ctrl |= OHCI_PORT_PSSC; port->ctrl &= ~OHCI_PORT_PSS; intr = OHCI_INTR_RHSC; @@ -394,6 +401,13 @@ static void ohci_wakeup(USBDevice *dev) ohci_set_interrupt(s, intr); } +static void ohci_child_detach(USBPort *port1, USBDevice *child) +{ + OHCIState *s = port1->opaque; + + ohci_async_cancel_device(s, child); +} + /* Reset the controller */ static void ohci_reset(void *opaque) { @@ -602,7 +616,7 @@ static void ohci_copy_iso_td(OHCIState *ohci, static void ohci_process_lists(OHCIState *ohci, int completion); -static void ohci_async_complete_packet(USBDevice *dev, USBPacket *packet) +static void ohci_async_complete_packet(USBPort *port, USBPacket *packet) { OHCIState *ohci = container_of(packet, OHCIState, usb_packet); #ifdef DEBUG_PACKET @@ -763,18 +777,17 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed, } if (completion) { - ret = ohci->usb_packet.len; + ret = ohci->usb_packet.result; } else { ret = USB_RET_NODEV; for (i = 0; i < ohci->num_ports; i++) { dev = ohci->rhport[i].port.dev; if ((ohci->rhport[i].ctrl & OHCI_PORT_PES) == 0) continue; - ohci->usb_packet.pid = pid; - ohci->usb_packet.devaddr = OHCI_BM(ed->flags, ED_FA); - ohci->usb_packet.devep = OHCI_BM(ed->flags, ED_EN); - ohci->usb_packet.data = ohci->usb_buf; - ohci->usb_packet.len = len; + usb_packet_setup(&ohci->usb_packet, pid, + OHCI_BM(ed->flags, ED_FA), + OHCI_BM(ed->flags, ED_EN)); + usb_packet_addbuf(&ohci->usb_packet, ohci->usb_buf, len); ret = usb_handle_packet(dev, &ohci->usb_packet); if (ret != USB_RET_NODEV) break; @@ -945,7 +958,7 @@ static int ohci_service_td(OHCIState *ohci, struct ohci_ed *ed) } #endif if (completion) { - ret = ohci->usb_packet.len; + ret = ohci->usb_packet.result; ohci->async_td = 0; ohci->async_complete = 0; } else { @@ -966,11 +979,10 @@ static int ohci_service_td(OHCIState *ohci, struct ohci_ed *ed) #endif return 1; } - ohci->usb_packet.pid = pid; - ohci->usb_packet.devaddr = OHCI_BM(ed->flags, ED_FA); - ohci->usb_packet.devep = OHCI_BM(ed->flags, ED_EN); - ohci->usb_packet.data = ohci->usb_buf; - ohci->usb_packet.len = len; + usb_packet_setup(&ohci->usb_packet, pid, + OHCI_BM(ed->flags, ED_FA), + OHCI_BM(ed->flags, ED_EN)); + usb_packet_addbuf(&ohci->usb_packet, ohci->usb_buf, len); ret = usb_handle_packet(dev, &ohci->usb_packet); if (ret != USB_RET_NODEV) break; @@ -1426,13 +1438,13 @@ static void ohci_port_set_status(OHCIState *ohci, int portnum, uint32_t val) return; } -static uint32_t ohci_mem_read(void *ptr, target_phys_addr_t addr) +static uint64_t ohci_mem_read(void *opaque, + target_phys_addr_t addr, + unsigned size) { - OHCIState *ohci = ptr; + OHCIState *ohci = opaque; uint32_t retval; - addr &= 0xff; - /* Only aligned reads are allowed on OHCI */ if (addr & 3) { fprintf(stderr, "usb-ohci: Mis-aligned read\n"); @@ -1549,11 +1561,12 @@ static uint32_t ohci_mem_read(void *ptr, target_phys_addr_t addr) return retval; } -static void ohci_mem_write(void *ptr, target_phys_addr_t addr, uint32_t val) +static void ohci_mem_write(void *opaque, + target_phys_addr_t addr, + uint64_t val, + unsigned size) { - OHCIState *ohci = ptr; - - addr &= 0xff; + OHCIState *ohci = opaque; /* Only aligned reads are allowed on OHCI */ if (addr & 3) { @@ -1675,43 +1688,34 @@ static void ohci_mem_write(void *ptr, target_phys_addr_t addr, uint32_t val) } } -static void ohci_device_destroy(USBBus *bus, USBDevice *dev) +static void ohci_async_cancel_device(OHCIState *ohci, USBDevice *dev) { - OHCIState *ohci = container_of(bus, OHCIState, bus); - if (ohci->async_td && ohci->usb_packet.owner == dev) { usb_cancel_packet(&ohci->usb_packet); ohci->async_td = 0; } } -/* Only dword reads are defined on OHCI register space */ -static CPUReadMemoryFunc * const ohci_readfn[3]={ - ohci_mem_read, - ohci_mem_read, - ohci_mem_read -}; - -/* Only dword writes are defined on OHCI register space */ -static CPUWriteMemoryFunc * const ohci_writefn[3]={ - ohci_mem_write, - ohci_mem_write, - ohci_mem_write +static const MemoryRegionOps ohci_mem_ops = { + .read = ohci_mem_read, + .write = ohci_mem_write, + .endianness = DEVICE_LITTLE_ENDIAN, }; static USBPortOps ohci_port_ops = { .attach = ohci_attach, .detach = ohci_detach, + .child_detach = ohci_child_detach, .wakeup = ohci_wakeup, .complete = ohci_async_complete_packet, }; static USBBusOps ohci_bus_ops = { - .device_destroy = ohci_device_destroy, }; -static void usb_ohci_init(OHCIState *ohci, DeviceState *dev, - int num_ports, uint32_t localmem_base) +static int usb_ohci_init(OHCIState *ohci, DeviceState *dev, + int num_ports, uint32_t localmem_base, + char *masterbus, uint32_t firstport) { int i; @@ -1731,43 +1735,62 @@ static void usb_ohci_init(OHCIState *ohci, DeviceState *dev, usb_frame_time, usb_bit_time); } - ohci->mem = cpu_register_io_memory(ohci_readfn, ohci_writefn, ohci, - DEVICE_LITTLE_ENDIAN); + ohci->num_ports = num_ports; + if (masterbus) { + USBPort *ports[OHCI_MAX_PORTS]; + for(i = 0; i < num_ports; i++) { + ports[i] = &ohci->rhport[i].port; + } + if (usb_register_companion(masterbus, ports, num_ports, + firstport, ohci, &ohci_port_ops, + USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL) != 0) { + return -1; + } + } else { + usb_bus_new(&ohci->bus, &ohci_bus_ops, dev); + for (i = 0; i < num_ports; i++) { + usb_register_port(&ohci->bus, &ohci->rhport[i].port, + ohci, i, &ohci_port_ops, + USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL); + } + } + + memory_region_init_io(&ohci->mem, &ohci_mem_ops, ohci, "ohci", 256); ohci->localmem_base = localmem_base; ohci->name = dev->info->name; - - usb_bus_new(&ohci->bus, &ohci_bus_ops, dev); - ohci->num_ports = num_ports; - for (i = 0; i < num_ports; i++) { - usb_register_port(&ohci->bus, &ohci->rhport[i].port, ohci, i, &ohci_port_ops, - USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL); - usb_port_location(&ohci->rhport[i].port, NULL, i+1); - } + usb_packet_init(&ohci->usb_packet); ohci->async_td = 0; qemu_register_reset(ohci_reset, ohci); + + return 0; } typedef struct { PCIDevice pci_dev; OHCIState state; + char *masterbus; + uint32_t num_ports; + uint32_t firstport; } OHCIPCIState; static int usb_ohci_initfn_pci(struct PCIDevice *dev) { OHCIPCIState *ohci = DO_UPCAST(OHCIPCIState, pci_dev, dev); - int num_ports = 3; ohci->pci_dev.config[PCI_CLASS_PROG] = 0x10; /* OHCI */ /* TODO: RST# value should be 0. */ ohci->pci_dev.config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ - usb_ohci_init(&ohci->state, &dev->qdev, num_ports, 0); + if (usb_ohci_init(&ohci->state, &dev->qdev, ohci->num_ports, 0, + ohci->masterbus, ohci->firstport) != 0) { + return -1; + } ohci->state.irq = ohci->pci_dev.irq[0]; /* TODO: avoid cast below by using dev */ - pci_register_bar_simple(&ohci->pci_dev, 0, 256, 0, ohci->state.mem); + pci_register_bar_region(&ohci->pci_dev, 0, 0, &ohci->state.mem); return 0; } @@ -1787,9 +1810,10 @@ static int ohci_init_pxa(SysBusDevice *dev) { OHCISysBusState *s = FROM_SYSBUS(OHCISysBusState, dev); - usb_ohci_init(&s->ohci, &dev->qdev, s->num_ports, s->dma_offset); + /* Cannot fail as we pass NULL for masterbus */ + usb_ohci_init(&s->ohci, &dev->qdev, s->num_ports, s->dma_offset, NULL, 0); sysbus_init_irq(dev, &s->ohci.irq); - sysbus_init_mmio(dev, 0x1000, s->ohci.mem); + sysbus_init_mmio_region(dev, &s->ohci.mem); return 0; } @@ -1802,6 +1826,12 @@ static PCIDeviceInfo ohci_pci_info = { .vendor_id = PCI_VENDOR_ID_APPLE, .device_id = PCI_DEVICE_ID_APPLE_IPID_USB, .class_id = PCI_CLASS_SERIAL_USB, + .qdev.props = (Property[]) { + DEFINE_PROP_STRING("masterbus", OHCIPCIState, masterbus), + DEFINE_PROP_UINT32("num-ports", OHCIPCIState, num_ports, 3), + DEFINE_PROP_UINT32("firstport", OHCIPCIState, firstport, 0), + DEFINE_PROP_END_OF_LIST(), + }, }; static SysBusDeviceInfo ohci_sysbus_info = { |