diff options
Diffstat (limited to 'sys/mips/rmi/ehcivar.h')
| -rw-r--r-- | sys/mips/rmi/ehcivar.h | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/sys/mips/rmi/ehcivar.h b/sys/mips/rmi/ehcivar.h new file mode 100644 index 0000000..b1b80be --- /dev/null +++ b/sys/mips/rmi/ehcivar.h @@ -0,0 +1,195 @@ +/* $NetBSD: ehcivar.h,v 1.19 2005/04/29 15:04:29 augustss Exp $ */ +/* $FreeBSD: src/sys/dev/usb/ehcivar.h,v 1.9.2.1.8.1 2008/10/02 02:57:24 kensmith Exp $ */ + +/*- + * Copyright (c) 2001 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Lennart Augustsson (lennart@augustsson.net). + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * 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. + */ + +typedef struct ehci_soft_qtd { + ehci_qtd_t qtd; + struct ehci_soft_qtd *nextqtd; /* mirrors nextqtd in TD */ + ehci_physaddr_t physaddr; + usbd_xfer_handle xfer; + LIST_ENTRY(ehci_soft_qtd) hnext; + u_int16_t len; +} ehci_soft_qtd_t; + +#define EHCI_SQTD_SIZE ((sizeof (struct ehci_soft_qtd) + EHCI_QTD_ALIGN - 1) / EHCI_QTD_ALIGN * EHCI_QTD_ALIGN) +#define EHCI_SQTD_CHUNK (EHCI_PAGE_SIZE / EHCI_SQTD_SIZE) + +typedef struct ehci_soft_qh { + ehci_qh_t qh; + struct ehci_soft_qh *next; + struct ehci_soft_qh *prev; + struct ehci_soft_qtd *sqtd; + ehci_physaddr_t physaddr; + int islot; /* Interrupt list slot. */ +} ehci_soft_qh_t; + +#define EHCI_SQH_SIZE ((sizeof (struct ehci_soft_qh) + EHCI_QH_ALIGN - 1) / EHCI_QH_ALIGN * EHCI_QH_ALIGN) +#define EHCI_SQH_CHUNK (EHCI_PAGE_SIZE / EHCI_SQH_SIZE) + +struct ehci_xfer { + struct usbd_xfer xfer; + struct usb_task abort_task; + LIST_ENTRY(ehci_xfer) inext; /* list of active xfers */ + ehci_soft_qtd_t *sqtdstart; + ehci_soft_qtd_t *sqtdend; + u_int32_t ehci_xfer_flags; +#ifdef DIAGNOSTIC + int isdone; +#endif +}; + +#define EHCI_XFER_ABORTING 0x0001 /* xfer is aborting. */ +#define EHCI_XFER_ABORTWAIT 0x0002 /* abort completion is being awaited. */ + +#define EXFER(xfer) ((struct ehci_xfer *)(xfer)) + +/* + * Information about an entry in the interrupt list. + */ +struct ehci_soft_islot { + ehci_soft_qh_t *sqh; /* Queue Head. */ +}; + +#define EHCI_FRAMELIST_MAXCOUNT 1024 +#define EHCI_IPOLLRATES 8 /* Poll rates (1ms, 2, 4, 8 ... 128) */ +#define EHCI_INTRQHS ((1 << EHCI_IPOLLRATES) - 1) +#define EHCI_MAX_POLLRATE (1 << (EHCI_IPOLLRATES - 1)) +#define EHCI_IQHIDX(lev, pos) \ + ((((pos) & ((1 << (lev)) - 1)) | (1 << (lev))) - 1) +#define EHCI_ILEV_IVAL(lev) (1 << (lev)) + +#define EHCI_HASH_SIZE 128 +#define EHCI_COMPANION_MAX 8 + +#define EHCI_SCFLG_DONEINIT 0x0001 /* ehci_init() has been called. */ +#define EHCI_SCFLG_LOSTINTRBUG 0x0002 /* workaround for VIA / ATI chipsets */ + +typedef struct ehci_softc { + struct usbd_bus sc_bus; /* base device */ + int sc_flags; + bus_space_tag_t iot; + bus_space_handle_t ioh; + bus_size_t sc_size; +#if defined(__FreeBSD__) + void *ih; + + struct resource *io_res; + struct resource *irq_res; +#endif + u_int sc_offs; /* offset to operational regs */ + + char sc_vendor[32]; /* vendor string for root hub */ + int sc_id_vendor; /* vendor ID for root hub */ + + u_int32_t sc_cmd; /* shadow of cmd reg during suspend */ +#if defined(__NetBSD__) || defined(__OpenBSD__) + void *sc_powerhook; /* cookie from power hook */ + void *sc_shutdownhook; /* cookie from shutdown hook */ +#endif + + u_int sc_ncomp; + u_int sc_npcomp; + struct usbd_bus *sc_comps[EHCI_COMPANION_MAX]; + + usb_dma_t sc_fldma; + ehci_link_t *sc_flist; + u_int sc_flsize; +#ifndef __FreeBSD__ + u_int sc_rand; /* XXX need proper intr scheduling */ +#endif + + struct ehci_soft_islot sc_islots[EHCI_INTRQHS]; + + LIST_HEAD(, ehci_xfer) sc_intrhead; + + ehci_soft_qh_t *sc_freeqhs; + ehci_soft_qtd_t *sc_freeqtds; + + int sc_noport; + u_int8_t sc_addr; /* device address */ + u_int8_t sc_conf; /* device configuration */ + usbd_xfer_handle sc_intrxfer; + char sc_isreset; +#ifdef USB_USE_SOFTINTR + char sc_softwake; +#endif /* USB_USE_SOFTINTR */ + + u_int32_t sc_eintrs; + ehci_soft_qh_t *sc_async_head; + + SIMPLEQ_HEAD(, usbd_xfer) sc_free_xfers; /* free xfers */ + + struct lock sc_doorbell_lock; + + usb_callout_t sc_tmo_pcd; + usb_callout_t sc_tmo_intrlist; + +#if defined(__NetBSD__) || defined(__OpenBSD__) + device_ptr_t sc_child; /* /dev/usb# device */ +#endif + char sc_dying; +#if defined(__NetBSD__) + struct usb_dma_reserve sc_dma_reserve; +#endif +} ehci_softc_t; + +#define EREAD1(sc, a) bus_space_read_1((sc)->iot, (sc)->ioh, (a)) +#define EREAD2(sc, a) bus_space_read_2((sc)->iot, (sc)->ioh, (a)) +#define EREAD4(sc, a) bus_space_read_4((sc)->iot, (sc)->ioh, (a)) +#define EWRITE1(sc, a, x) bus_space_write_1((sc)->iot, (sc)->ioh, (a), (x)) +#define EWRITE2(sc, a, x) bus_space_write_2((sc)->iot, (sc)->ioh, (a), (x)) +#define EWRITE4(sc, a, x) bus_space_write_4((sc)->iot, (sc)->ioh, (a), (x)) +#define EOREAD1(sc, a) bus_space_read_1((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a)) +#define EOREAD2(sc, a) bus_space_read_2((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a)) +#define EOREAD4(sc, a) bus_space_read_4((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a)) +#define EOWRITE1(sc, a, x) bus_space_write_1((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x)) +#define EOWRITE2(sc, a, x) bus_space_write_2((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x)) +#define EOWRITE4(sc, a, x) bus_space_write_4((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x)) + +usbd_status ehci_init(ehci_softc_t *); +int ehci_intr(void *); +int ehci_detach(ehci_softc_t *, int); + +#if defined(__NetBSD__) || defined(__OpenBSD__) +int ehci_activate(device_ptr_t, enum devact); + +#endif +void ehci_power(int state, void *priv); +void ehci_shutdown(void *v); + +#define MS_TO_TICKS(ms) ((ms) * hz / 1000) |
