Index: head/sys/dev/usb/controller/ehci_pci.c =================================================================== --- head/sys/dev/usb/controller/ehci_pci.c (revision 346228) +++ head/sys/dev/usb/controller/ehci_pci.c (revision 346229) @@ -1,591 +1,591 @@ /*- * SPDX-License-Identifier: BSD-2-Clause-NetBSD * * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Lennart Augustsson (augustss@carlstedt.se) at * Carlstedt Research & Technology. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); /* * USB Enhanced Host Controller Driver, a.k.a. USB 2.0 controller. * * The EHCI 1.0 spec can be found at * http://developer.intel.com/technology/usb/download/ehci-r10.pdf * and the USB 2.0 spec at * http://www.usb.org/developers/docs/usb_20.zip */ /* The low level controller code for EHCI has been split into * PCI probes and EHCI specific code. This was done to facilitate the * sharing of code between *BSD's */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "usb_if.h" #define PCI_EHCI_VENDORID_ACERLABS 0x10b9 #define PCI_EHCI_VENDORID_AMD 0x1022 #define PCI_EHCI_VENDORID_APPLE 0x106b #define PCI_EHCI_VENDORID_ATI 0x1002 #define PCI_EHCI_VENDORID_CMDTECH 0x1095 #define PCI_EHCI_VENDORID_INTEL 0x8086 #define PCI_EHCI_VENDORID_NEC 0x1033 #define PCI_EHCI_VENDORID_OPTI 0x1045 #define PCI_EHCI_VENDORID_PHILIPS 0x1131 #define PCI_EHCI_VENDORID_SIS 0x1039 #define PCI_EHCI_VENDORID_NVIDIA 0x12D2 #define PCI_EHCI_VENDORID_NVIDIA2 0x10DE #define PCI_EHCI_VENDORID_VIA 0x1106 static device_probe_t ehci_pci_probe; static device_attach_t ehci_pci_attach; static device_detach_t ehci_pci_detach; static usb_take_controller_t ehci_pci_take_controller; static const char * ehci_pci_match(device_t self) { uint32_t device_id = pci_get_devid(self); switch (device_id) { case 0x523910b9: return "ALi M5239 USB 2.0 controller"; case 0x10227463: return "AMD 8111 USB 2.0 controller"; case 0x20951022: return ("AMD CS5536 (Geode) USB 2.0 controller"); case 0x78081022: return ("AMD FCH USB 2.0 controller"); case 0x43451002: return "ATI SB200 USB 2.0 controller"; case 0x43731002: return "ATI SB400 USB 2.0 controller"; case 0x43961002: return ("AMD SB7x0/SB8x0/SB9x0 USB 2.0 controller"); case 0x0f348086: return ("Intel BayTrail USB 2.0 controller"); case 0x1c268086: return ("Intel Cougar Point USB 2.0 controller"); case 0x1c2d8086: return ("Intel Cougar Point USB 2.0 controller"); case 0x1d268086: return ("Intel Patsburg USB 2.0 controller"); case 0x1d2d8086: return ("Intel Patsburg USB 2.0 controller"); case 0x1e268086: return ("Intel Panther Point USB 2.0 controller"); case 0x1e2d8086: return ("Intel Panther Point USB 2.0 controller"); case 0x1f2c8086: return ("Intel Avoton USB 2.0 controller"); case 0x25ad8086: return "Intel 6300ESB USB 2.0 controller"; case 0x24cd8086: return "Intel 82801DB/L/M (ICH4) USB 2.0 controller"; case 0x24dd8086: return "Intel 82801EB/R (ICH5) USB 2.0 controller"; case 0x265c8086: return "Intel 82801FB (ICH6) USB 2.0 controller"; case 0x268c8086: return ("Intel 63XXESB USB 2.0 controller"); case 0x27cc8086: return "Intel 82801GB/R (ICH7) USB 2.0 controller"; case 0x28368086: return "Intel 82801H (ICH8) USB 2.0 controller USB2-A"; case 0x283a8086: return "Intel 82801H (ICH8) USB 2.0 controller USB2-B"; case 0x293a8086: return "Intel 82801I (ICH9) USB 2.0 controller"; case 0x293c8086: return "Intel 82801I (ICH9) USB 2.0 controller"; case 0x3a3a8086: return "Intel 82801JI (ICH10) USB 2.0 controller USB-A"; case 0x3a3c8086: return "Intel 82801JI (ICH10) USB 2.0 controller USB-B"; case 0x3b348086: return ("Intel PCH USB 2.0 controller USB-A"); case 0x3b3c8086: return ("Intel PCH USB 2.0 controller USB-B"); case 0x8c268086: return ("Intel Lynx Point USB 2.0 controller USB-A"); case 0x8c2d8086: return ("Intel Lynx Point USB 2.0 controller USB-B"); case 0x8ca68086: return ("Intel Wildcat Point USB 2.0 controller USB-A"); case 0x8cad8086: return ("Intel Wildcat Point USB 2.0 controller USB-B"); case 0x8d268086: return ("Intel Wellsburg USB 2.0 controller"); case 0x8d2d8086: return ("Intel Wellsburg USB 2.0 controller"); case 0x9c268086: - return ("Intel Lynx Point LP USB 2.0 controller USB"); + return ("Intel Lynx Point-LP USB 2.0 controller USB"); case 0x00e01033: return ("NEC uPD 72010x USB 2.0 controller"); case 0x006810de: return "NVIDIA nForce2 USB 2.0 controller"; case 0x008810de: return "NVIDIA nForce2 Ultra 400 USB 2.0 controller"; case 0x00d810de: return "NVIDIA nForce3 USB 2.0 controller"; case 0x00e810de: return "NVIDIA nForce3 250 USB 2.0 controller"; case 0x005b10de: return "NVIDIA nForce CK804 USB 2.0 controller"; case 0x036d10de: return "NVIDIA nForce MCP55 USB 2.0 controller"; case 0x03f210de: return "NVIDIA nForce MCP61 USB 2.0 controller"; case 0x0aa610de: return "NVIDIA nForce MCP79 USB 2.0 controller"; case 0x0aa910de: return "NVIDIA nForce MCP79 USB 2.0 controller"; case 0x0aaa10de: return "NVIDIA nForce MCP79 USB 2.0 controller"; case 0x15621131: return "Philips ISP156x USB 2.0 controller"; case 0x70021039: return "SiS 968 USB 2.0 controller"; case 0x31041106: return ("VIA VT6202 USB 2.0 controller"); default: break; } if ((pci_get_class(self) == PCIC_SERIALBUS) && (pci_get_subclass(self) == PCIS_SERIALBUS_USB) && (pci_get_progif(self) == PCI_INTERFACE_EHCI)) { return ("EHCI (generic) USB 2.0 controller"); } return (NULL); /* dunno */ } static int ehci_pci_probe(device_t self) { const char *desc = ehci_pci_match(self); if (desc) { device_set_desc(self, desc); return (BUS_PROBE_DEFAULT); } else { return (ENXIO); } } static void ehci_pci_ati_quirk(device_t self, uint8_t is_sb700) { device_t smbdev; uint32_t val; if (is_sb700) { /* Lookup SMBUS PCI device */ smbdev = pci_find_device(PCI_EHCI_VENDORID_ATI, 0x4385); if (smbdev == NULL) return; val = pci_get_revid(smbdev); if (val != 0x3a && val != 0x3b) return; } /* * Note: this bit is described as reserved in SB700 * Register Reference Guide. */ val = pci_read_config(self, 0x53, 1); if (!(val & 0x8)) { val |= 0x8; pci_write_config(self, 0x53, val, 1); device_printf(self, "AMD SB600/700 quirk applied\n"); } } static void ehci_pci_via_quirk(device_t self) { uint32_t val; if ((pci_get_device(self) == 0x3104) && ((pci_get_revid(self) & 0xf0) == 0x60)) { /* Correct schedule sleep time to 10us */ val = pci_read_config(self, 0x4b, 1); if (val & 0x20) return; val |= 0x20; pci_write_config(self, 0x4b, val, 1); device_printf(self, "VIA-quirk applied\n"); } } static int ehci_pci_attach(device_t self) { ehci_softc_t *sc = device_get_softc(self); int err; int rid; /* initialise some bus fields */ sc->sc_bus.parent = self; sc->sc_bus.devices = sc->sc_devices; sc->sc_bus.devices_max = EHCI_MAX_DEVICES; sc->sc_bus.dma_bits = 32; /* get all DMA memory */ if (usb_bus_mem_alloc_all(&sc->sc_bus, USB_GET_DMA_TAG(self), &ehci_iterate_hw_softc)) { return (ENOMEM); } pci_enable_busmaster(self); switch (pci_read_config(self, PCI_USBREV, 1) & PCI_USB_REV_MASK) { case PCI_USB_REV_PRE_1_0: case PCI_USB_REV_1_0: case PCI_USB_REV_1_1: /* * NOTE: some EHCI USB controllers have the wrong USB * revision number. It appears those controllers are * fully compliant so we just ignore this value in * some common cases. */ device_printf(self, "pre-2.0 USB revision (ignored)\n"); /* fallthrough */ case PCI_USB_REV_2_0: break; default: /* Quirk for Parallels Desktop 4.0 */ device_printf(self, "USB revision is unknown. Assuming v2.0.\n"); break; } rid = PCI_CBMEM; sc->sc_io_res = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid, RF_ACTIVE); if (!sc->sc_io_res) { device_printf(self, "Could not map memory\n"); goto error; } sc->sc_io_tag = rman_get_bustag(sc->sc_io_res); sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res); sc->sc_io_size = rman_get_size(sc->sc_io_res); rid = 0; sc->sc_irq_res = bus_alloc_resource_any(self, SYS_RES_IRQ, &rid, RF_SHAREABLE | RF_ACTIVE); if (sc->sc_irq_res == NULL) { device_printf(self, "Could not allocate irq\n"); goto error; } sc->sc_bus.bdev = device_add_child(self, "usbus", -1); if (!sc->sc_bus.bdev) { device_printf(self, "Could not add USB device\n"); goto error; } device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus); /* * ehci_pci_match will never return NULL if ehci_pci_probe * succeeded */ device_set_desc(sc->sc_bus.bdev, ehci_pci_match(self)); switch (pci_get_vendor(self)) { case PCI_EHCI_VENDORID_ACERLABS: sprintf(sc->sc_vendor, "AcerLabs"); break; case PCI_EHCI_VENDORID_AMD: sprintf(sc->sc_vendor, "AMD"); break; case PCI_EHCI_VENDORID_APPLE: sprintf(sc->sc_vendor, "Apple"); break; case PCI_EHCI_VENDORID_ATI: sprintf(sc->sc_vendor, "ATI"); break; case PCI_EHCI_VENDORID_CMDTECH: sprintf(sc->sc_vendor, "CMDTECH"); break; case PCI_EHCI_VENDORID_INTEL: sprintf(sc->sc_vendor, "Intel"); break; case PCI_EHCI_VENDORID_NEC: sprintf(sc->sc_vendor, "NEC"); break; case PCI_EHCI_VENDORID_OPTI: sprintf(sc->sc_vendor, "OPTi"); break; case PCI_EHCI_VENDORID_PHILIPS: sprintf(sc->sc_vendor, "Philips"); break; case PCI_EHCI_VENDORID_SIS: sprintf(sc->sc_vendor, "SiS"); break; case PCI_EHCI_VENDORID_NVIDIA: case PCI_EHCI_VENDORID_NVIDIA2: sprintf(sc->sc_vendor, "nVidia"); break; case PCI_EHCI_VENDORID_VIA: sprintf(sc->sc_vendor, "VIA"); break; default: if (bootverbose) device_printf(self, "(New EHCI DeviceId=0x%08x)\n", pci_get_devid(self)); sprintf(sc->sc_vendor, "(0x%04x)", pci_get_vendor(self)); } #if (__FreeBSD_version >= 700031) err = bus_setup_intr(self, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE, NULL, (driver_intr_t *)ehci_interrupt, sc, &sc->sc_intr_hdl); #else err = bus_setup_intr(self, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE, (driver_intr_t *)ehci_interrupt, sc, &sc->sc_intr_hdl); #endif if (err) { device_printf(self, "Could not setup irq, %d\n", err); sc->sc_intr_hdl = NULL; goto error; } ehci_pci_take_controller(self); /* Undocumented quirks taken from Linux */ switch (pci_get_vendor(self)) { case PCI_EHCI_VENDORID_ATI: /* SB600 and SB700 EHCI quirk */ switch (pci_get_device(self)) { case 0x4386: ehci_pci_ati_quirk(self, 0); break; case 0x4396: ehci_pci_ati_quirk(self, 1); break; default: break; } break; case PCI_EHCI_VENDORID_VIA: ehci_pci_via_quirk(self); break; default: break; } /* Dropped interrupts workaround */ switch (pci_get_vendor(self)) { case PCI_EHCI_VENDORID_ATI: case PCI_EHCI_VENDORID_VIA: sc->sc_flags |= EHCI_SCFLG_LOSTINTRBUG; if (bootverbose) device_printf(self, "Dropped interrupts workaround enabled\n"); break; default: break; } /* Doorbell feature workaround */ switch (pci_get_vendor(self)) { case PCI_EHCI_VENDORID_NVIDIA: case PCI_EHCI_VENDORID_NVIDIA2: sc->sc_flags |= EHCI_SCFLG_IAADBUG; if (bootverbose) device_printf(self, "Doorbell workaround enabled\n"); break; default: break; } err = ehci_init(sc); if (!err) { err = device_probe_and_attach(sc->sc_bus.bdev); } if (err) { device_printf(self, "USB init failed err=%d\n", err); goto error; } return (0); error: ehci_pci_detach(self); return (ENXIO); } static int ehci_pci_detach(device_t self) { ehci_softc_t *sc = device_get_softc(self); /* during module unload there are lots of children leftover */ device_delete_children(self); pci_disable_busmaster(self); if (sc->sc_irq_res && sc->sc_intr_hdl) { /* * only call ehci_detach() after ehci_init() */ ehci_detach(sc); int err = bus_teardown_intr(self, sc->sc_irq_res, sc->sc_intr_hdl); if (err) /* XXX or should we panic? */ device_printf(self, "Could not tear down irq, %d\n", err); sc->sc_intr_hdl = NULL; } if (sc->sc_irq_res) { bus_release_resource(self, SYS_RES_IRQ, 0, sc->sc_irq_res); sc->sc_irq_res = NULL; } if (sc->sc_io_res) { bus_release_resource(self, SYS_RES_MEMORY, PCI_CBMEM, sc->sc_io_res); sc->sc_io_res = NULL; } usb_bus_mem_free_all(&sc->sc_bus, &ehci_iterate_hw_softc); return (0); } static int ehci_pci_take_controller(device_t self) { ehci_softc_t *sc = device_get_softc(self); uint32_t cparams; uint32_t eec; uint16_t to; uint8_t eecp; uint8_t bios_sem; cparams = EREAD4(sc, EHCI_HCCPARAMS); /* Synchronise with the BIOS if it owns the controller. */ for (eecp = EHCI_HCC_EECP(cparams); eecp != 0; eecp = EHCI_EECP_NEXT(eec)) { eec = pci_read_config(self, eecp, 4); if (EHCI_EECP_ID(eec) != EHCI_EC_LEGSUP) { continue; } bios_sem = pci_read_config(self, eecp + EHCI_LEGSUP_BIOS_SEM, 1); if (bios_sem == 0) { continue; } device_printf(sc->sc_bus.bdev, "waiting for BIOS " "to give up control\n"); pci_write_config(self, eecp + EHCI_LEGSUP_OS_SEM, 1, 1); to = 500; while (1) { bios_sem = pci_read_config(self, eecp + EHCI_LEGSUP_BIOS_SEM, 1); if (bios_sem == 0) break; if (--to == 0) { device_printf(sc->sc_bus.bdev, "timed out waiting for BIOS\n"); break; } usb_pause_mtx(NULL, hz / 100); /* wait 10ms */ } } return (0); } static device_method_t ehci_pci_methods[] = { /* Device interface */ DEVMETHOD(device_probe, ehci_pci_probe), DEVMETHOD(device_attach, ehci_pci_attach), DEVMETHOD(device_detach, ehci_pci_detach), DEVMETHOD(device_suspend, bus_generic_suspend), DEVMETHOD(device_resume, bus_generic_resume), DEVMETHOD(device_shutdown, bus_generic_shutdown), DEVMETHOD(usb_take_controller, ehci_pci_take_controller), DEVMETHOD_END }; static driver_t ehci_driver = { .name = "ehci", .methods = ehci_pci_methods, .size = sizeof(struct ehci_softc), }; static devclass_t ehci_devclass; DRIVER_MODULE(ehci, pci, ehci_driver, ehci_devclass, 0, 0); MODULE_DEPEND(ehci, usb, 1, 1, 1);