static void pxaohci_power(int why, void *arg) { struct pxaohci_softc *sc = (struct pxaohci_softc *)arg; int s; s = splhardusb(); sc->sc.sc_bus.ub_usepolling++; switch (why) { case PWR_STANDBY: case PWR_SUSPEND: #if 0 ohci_power(why, &sc->sc); #endif pxa2x0_clkman_config(CKEN_USBHC, 0); break; case PWR_RESUME: pxa2x0_clkman_config(CKEN_USBHC, 1); pxaohci_enable(sc); #if 0 ohci_power(why, &sc->sc); #endif break; } sc->sc.sc_bus.ub_usepolling--; splx(s); }
void uhci_pci_attach_deferred(struct device *self) { struct uhci_pci_softc *sc = (struct uhci_pci_softc *)self; char *devname = sc->sc.sc_bus.bdev.dv_xname; usbd_status r; int s; s = splhardusb(); sc->sc.sc_bus.dying = 0; r = uhci_init(&sc->sc); if (r != USBD_NORMAL_COMPLETION) { printf("%s: init failed, error=%d\n", devname, r); goto unmap_ret; } splx(s); /* Attach usb device. */ sc->sc.sc_child = config_found((void *)sc, &sc->sc.sc_bus, usbctlprint); return; unmap_ret: bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size); pci_intr_disestablish(sc->sc_pc, sc->sc_ih); splx(s); }
void ehci_obio_attach(struct device *parent, struct device *self, void *aux) { struct ehci_softc *sc = (void *)self; struct obio_attach_args *oa = aux; usbd_status r; int s; sc->iot = oa->oa_iot; sc->sc_size = 1028; if (bus_space_map(sc->iot, oa->oa_offset + USB_EHCI_OFFSET, sc->sc_size, 0, &sc->ioh)) { printf(": can't map registers\n"); return; } sc->sc_id_vendor = PCI_VENDOR_FREESCALE; strlcpy(sc->sc_vendor, "Freescale", sizeof sc->sc_vendor); sc->sc_bus.dmatag = &ehci_bus_dma_tag; bus_space_write_4(sc->iot, sc->ioh, USB_CONTROL, USB_CONTROL_USB_EN); bus_space_write_4(sc->iot, sc->ioh, USB_SNOOP1, USB_SNOOP_2GB); s = splhardusb(); sc->sc_offs = EREAD1(sc, EHCI_CAPLENGTH); EOWRITE2(sc, EHCI_USBINTR, 0); intr_establish(oa->oa_ivec, IST_LEVEL, IPL_USB, ehci_intr, sc, sc->sc_bus.bdev.dv_xname); r = ehci_init(sc); if (r != USBD_NORMAL_COMPLETION) { printf(": init failed, error=%d\n", r); goto unmap_ret; } splx(s); printf("\n"); /* Attach usb device. */ sc->sc_child = config_found((void *)sc, &sc->sc_bus, usbctlprint); return; unmap_ret: bus_space_unmap(sc->iot, sc->ioh, sc->sc_size); splx(s); }
static void uhci_pci_attach(device_t parent, device_t self, void *aux) { struct uhci_pci_softc *sc = device_private(self); struct pci_attach_args *pa = (struct pci_attach_args *)aux; pci_chipset_tag_t pc = pa->pa_pc; pcitag_t tag = pa->pa_tag; char const *intrstr; pci_intr_handle_t ih; pcireg_t csr; usbd_status r; int s; char intrbuf[PCI_INTRSTR_LEN]; sc->sc.sc_dev = self; sc->sc.sc_bus.hci_private = sc; pci_aprint_devinfo(pa, NULL); /* Map I/O registers */ if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, &sc->sc.iot, &sc->sc.ioh, NULL, &sc->sc.sc_size)) { aprint_error_dev(self, "can't map i/o space\n"); return; } /* * Disable interrupts, so we don't get any spurious ones. * Acknowledge all pending interrupts. */ bus_space_write_2(sc->sc.iot, sc->sc.ioh, UHCI_INTR, 0); bus_space_write_2(sc->sc.iot, sc->sc.ioh, UHCI_STS, bus_space_read_2(sc->sc.iot, sc->sc.ioh, UHCI_STS)); sc->sc_pc = pc; sc->sc_tag = tag; sc->sc.sc_bus.dmatag = pa->pa_dmat; /* Enable the device. */ csr = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG); pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, csr | PCI_COMMAND_MASTER_ENABLE); /* Map and establish the interrupt. */ if (pci_intr_map(pa, &ih)) { aprint_error_dev(self, "couldn't map interrupt\n"); return; } intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf)); sc->sc_ih = pci_intr_establish(pc, ih, IPL_USB, uhci_intr, sc); if (sc->sc_ih == NULL) { aprint_error_dev(self, "couldn't establish interrupt"); if (intrstr != NULL) aprint_error(" at %s", intrstr); aprint_error("\n"); return; } aprint_normal_dev(self, "interrupting at %s\n", intrstr); /* * Set LEGSUP register to its default value. * This can re-enable or trigger interrupts, so protect against * them and explicitly disable and ACK them afterwards. */ s = splhardusb(); pci_conf_write(pc, tag, PCI_LEGSUP, PCI_LEGSUP_USBPIRQDEN); bus_space_write_2(sc->sc.iot, sc->sc.ioh, UHCI_INTR, 0); bus_space_write_2(sc->sc.iot, sc->sc.ioh, UHCI_STS, bus_space_read_2(sc->sc.iot, sc->sc.ioh, UHCI_STS)); splx(s); switch(pci_conf_read(pc, tag, PCI_USBREV) & PCI_USBREV_MASK) { case PCI_USBREV_PRE_1_0: sc->sc.sc_bus.usbrev = USBREV_PRE_1_0; break; case PCI_USBREV_1_0: sc->sc.sc_bus.usbrev = USBREV_1_0; break; case PCI_USBREV_1_1: sc->sc.sc_bus.usbrev = USBREV_1_1; break; default: sc->sc.sc_bus.usbrev = USBREV_UNKNOWN; break; } /* Figure out vendor for root hub descriptor. */ sc->sc.sc_id_vendor = PCI_VENDOR(pa->pa_id); pci_findvendor(sc->sc.sc_vendor, sizeof(sc->sc.sc_vendor), sc->sc.sc_id_vendor); r = uhci_init(&sc->sc); if (r != USBD_NORMAL_COMPLETION) { aprint_error_dev(self, "init failed, error=%d\n", r); return; } sc->sc_initialized = SC_INIT_UHCI; #if NEHCI > 0 usb_pci_add(&sc->sc_pci, pa, self); #endif if (!pmf_device_register(self, uhci_suspend, uhci_pci_resume)) aprint_error_dev(self, "couldn't establish power handler\n"); else sc->sc_initialized |= SC_INIT_PMF; /* Attach usb device. */ sc->sc.sc_child = config_found(self, &sc->sc.sc_bus, usbctlprint); }
void ehci_pci_attach(struct device *parent, struct device *self, void *aux) { struct ehci_pci_softc *sc = (struct ehci_pci_softc *)self; struct pci_attach_args *pa = (struct pci_attach_args *)aux; pci_chipset_tag_t pc = pa->pa_pc; pcitag_t tag = pa->pa_tag; char const *intrstr; pci_intr_handle_t ih; const char *vendor; char *devname = sc->sc.sc_bus.bdev.dv_xname; usbd_status r; int s; /* Map I/O registers */ if (pci_mapreg_map(pa, PCI_CBMEM, PCI_MAPREG_TYPE_MEM, 0, &sc->sc.iot, &sc->sc.ioh, NULL, &sc->sc.sc_size, 0)) { printf(": can't map mem space\n"); return; } sc->sc_pc = pc; sc->sc_tag = tag; sc->sc.sc_bus.dmatag = pa->pa_dmat; /* Disable interrupts, so we don't get any spurious ones. */ s = splhardusb(); sc->sc.sc_offs = EREAD1(&sc->sc, EHCI_CAPLENGTH); DPRINTF(("%s: offs=%d\n", devname, sc->sc.sc_offs)); EOWRITE2(&sc->sc, EHCI_USBINTR, 0); /* Handle quirks */ switch (PCI_VENDOR(pa->pa_id)) { case PCI_VENDOR_ATI: if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ATI_SB600_EHCI || (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ATI_SB700_EHCI && pci_find_device(NULL, ehci_sb700_match))) { pcireg_t value; /* apply the ATI SB600/SB700 workaround */ value = pci_conf_read(sc->sc_pc, sc->sc_tag, EHCI_SBx00_WORKAROUND_REG); pci_conf_write(sc->sc_pc, sc->sc_tag, EHCI_SBx00_WORKAROUND_REG, value | EHCI_SBx00_WORKAROUND_ENABLE); } break; case PCI_VENDOR_VIATECH: if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT6202 && (PCI_REVISION(pa->pa_class) & 0xf0) == 0x60) { pcireg_t value; /* * The VT6202 defaults to a 1 usec EHCI sleep time * which hogs the PCI bus *badly*. Setting bit 5 of * the register makes that sleep time use the conventional * 10 usec. */ value = pci_conf_read(sc->sc_pc, sc->sc_tag, EHCI_VT6202_WORKAROUND_REG); pci_conf_write(sc->sc_pc, sc->sc_tag, EHCI_VT6202_WORKAROUND_REG, value | 0x20000000); } break; } /* Map and establish the interrupt. */ if (pci_intr_map(pa, &ih)) { printf(": couldn't map interrupt\n"); goto unmap_ret; } intrstr = pci_intr_string(pc, ih); sc->sc_ih = pci_intr_establish(pc, ih, IPL_USB | IPL_MPSAFE, ehci_intr, sc, devname); if (sc->sc_ih == NULL) { printf(": couldn't establish interrupt"); if (intrstr != NULL) printf(" at %s", intrstr); printf("\n"); goto unmap_ret; } printf(": %s\n", intrstr); switch(pci_conf_read(pc, tag, PCI_USBREV) & PCI_USBREV_MASK) { case PCI_USBREV_PRE_1_0: case PCI_USBREV_1_0: case PCI_USBREV_1_1: sc->sc.sc_bus.usbrev = USBREV_UNKNOWN; printf("%s: pre-2.0 USB rev\n", devname); goto disestablish_ret; case PCI_USBREV_2_0: sc->sc.sc_bus.usbrev = USBREV_2_0; break; default: sc->sc.sc_bus.usbrev = USBREV_UNKNOWN; break; } /* Figure out vendor for root hub descriptor. */ vendor = pci_findvendor(pa->pa_id); sc->sc.sc_id_vendor = PCI_VENDOR(pa->pa_id); if (vendor) strlcpy(sc->sc.sc_vendor, vendor, sizeof(sc->sc.sc_vendor)); else snprintf(sc->sc.sc_vendor, sizeof(sc->sc.sc_vendor), "vendor 0x%04x", PCI_VENDOR(pa->pa_id)); /* Enable workaround for dropped interrupts as required */ if (sc->sc.sc_id_vendor == PCI_VENDOR_VIATECH) sc->sc.sc_flags |= EHCIF_DROPPED_INTR_WORKAROUND; ehci_pci_takecontroller(sc, 0); r = ehci_init(&sc->sc); if (r != USBD_NORMAL_COMPLETION) { printf("%s: init failed, error=%d\n", devname, r); goto disestablish_ret; } /* Attach usb device. */ config_found(self, &sc->sc.sc_bus, usbctlprint); splx(s); return; disestablish_ret: pci_intr_disestablish(sc->sc_pc, sc->sc_ih); unmap_ret: bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size); splx(s); }
void uhci_pci_attach(struct device *parent, struct device *self, void *aux) { struct uhci_pci_softc *sc = (struct uhci_pci_softc *)self; struct pci_attach_args *pa = (struct pci_attach_args *)aux; pci_chipset_tag_t pc = pa->pa_pc; pcitag_t tag = pa->pa_tag; char const *intrstr; pci_intr_handle_t ih; const char *vendor; char *devname = sc->sc.sc_bus.bdev.dv_xname; int s; /* Map I/O registers */ if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, &sc->sc.iot, &sc->sc.ioh, NULL, &sc->sc.sc_size, 0)) { printf(": can't map i/o space\n"); return; } /* Disable interrupts, so we don't get any spurious ones. */ s = splhardusb(); bus_space_write_2(sc->sc.iot, sc->sc.ioh, UHCI_INTR, 0); sc->sc_pc = pc; sc->sc_tag = tag; sc->sc.sc_bus.dmatag = pa->pa_dmat; /* Map and establish the interrupt. */ if (pci_intr_map(pa, &ih)) { printf(": couldn't map interrupt\n"); goto unmap_ret; } intrstr = pci_intr_string(pc, ih); sc->sc_ih = pci_intr_establish(pc, ih, IPL_USB, uhci_intr, sc, devname); if (sc->sc_ih == NULL) { printf(": couldn't establish interrupt"); if (intrstr != NULL) printf(" at %s", intrstr); printf("\n"); goto unmap_ret; } printf(": %s\n", intrstr); /* Set LEGSUP register to its default value. */ pci_conf_write(pc, tag, PCI_LEGSUP, PCI_LEGSUP_USBPIRQDEN); switch(pci_conf_read(pc, tag, PCI_USBREV) & PCI_USBREV_MASK) { case PCI_USBREV_PRE_1_0: sc->sc.sc_bus.usbrev = USBREV_PRE_1_0; break; case PCI_USBREV_1_0: sc->sc.sc_bus.usbrev = USBREV_1_0; break; case PCI_USBREV_1_1: sc->sc.sc_bus.usbrev = USBREV_1_1; break; default: sc->sc.sc_bus.usbrev = USBREV_UNKNOWN; break; } uhci_run(&sc->sc, 0); /* stop the controller */ /* disable interrupts */ bus_space_barrier(sc->sc.iot, sc->sc.ioh, 0, sc->sc.sc_size, BUS_SPACE_BARRIER_READ|BUS_SPACE_BARRIER_WRITE); bus_space_write_2(sc->sc.iot, sc->sc.ioh, UHCI_INTR, 0); /* Figure out vendor for root hub descriptor. */ vendor = pci_findvendor(pa->pa_id); sc->sc.sc_id_vendor = PCI_VENDOR(pa->pa_id); if (vendor) strlcpy(sc->sc.sc_vendor, vendor, sizeof (sc->sc.sc_vendor)); else snprintf(sc->sc.sc_vendor, sizeof (sc->sc.sc_vendor), "vendor 0x%04x", PCI_VENDOR(pa->pa_id)); config_defer(self, uhci_pci_attach_deferred); /* Ignore interrupts for now */ sc->sc.sc_bus.dying = 1; splx(s); return; unmap_ret: bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size); splx(s); }