0324d54acb
Only RootHUB ports can be dual mode. Disallow OTG ports on external HUBs. This simplifies some checks in the USB controller drivers. MFC after: 1 week
2104 lines
46 KiB
C
2104 lines
46 KiB
C
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
/*-
|
|
* Copyright (c) 2009 Hans Petter Selasky. All rights reserved.
|
|
*
|
|
* 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 AUTHOR 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 AUTHOR 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.
|
|
*/
|
|
|
|
/*
|
|
* This file contains the driver for the AVR32 series USB Device
|
|
* Controller
|
|
*/
|
|
|
|
/*
|
|
* NOTE: When the chip detects BUS-reset it will also reset the
|
|
* endpoints, Function-address and more.
|
|
*/
|
|
|
|
#include <sys/stdint.h>
|
|
#include <sys/stddef.h>
|
|
#include <sys/param.h>
|
|
#include <sys/queue.h>
|
|
#include <sys/types.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/bus.h>
|
|
#include <sys/module.h>
|
|
#include <sys/lock.h>
|
|
#include <sys/mutex.h>
|
|
#include <sys/condvar.h>
|
|
#include <sys/sysctl.h>
|
|
#include <sys/sx.h>
|
|
#include <sys/unistd.h>
|
|
#include <sys/callout.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/priv.h>
|
|
|
|
#include <dev/usb/usb.h>
|
|
#include <dev/usb/usbdi.h>
|
|
|
|
#define USB_DEBUG_VAR avr32dci_debug
|
|
|
|
#include <dev/usb/usb_core.h>
|
|
#include <dev/usb/usb_debug.h>
|
|
#include <dev/usb/usb_busdma.h>
|
|
#include <dev/usb/usb_process.h>
|
|
#include <dev/usb/usb_transfer.h>
|
|
#include <dev/usb/usb_device.h>
|
|
#include <dev/usb/usb_hub.h>
|
|
#include <dev/usb/usb_util.h>
|
|
|
|
#include <dev/usb/usb_controller.h>
|
|
#include <dev/usb/usb_bus.h>
|
|
#include <dev/usb/controller/avr32dci.h>
|
|
|
|
#define AVR32_BUS2SC(bus) \
|
|
((struct avr32dci_softc *)(((uint8_t *)(bus)) - \
|
|
((uint8_t *)&(((struct avr32dci_softc *)0)->sc_bus))))
|
|
|
|
#define AVR32_PC2SC(pc) \
|
|
AVR32_BUS2SC(USB_DMATAG_TO_XROOT((pc)->tag_parent)->bus)
|
|
|
|
#ifdef USB_DEBUG
|
|
static int avr32dci_debug = 0;
|
|
|
|
static SYSCTL_NODE(_hw_usb, OID_AUTO, avr32dci, CTLFLAG_RW, 0, "USB AVR32 DCI");
|
|
SYSCTL_INT(_hw_usb_avr32dci, OID_AUTO, debug, CTLFLAG_RW,
|
|
&avr32dci_debug, 0, "AVR32 DCI debug level");
|
|
#endif
|
|
|
|
#define AVR32_INTR_ENDPT 1
|
|
|
|
/* prototypes */
|
|
|
|
struct usb_bus_methods avr32dci_bus_methods;
|
|
struct usb_pipe_methods avr32dci_device_non_isoc_methods;
|
|
struct usb_pipe_methods avr32dci_device_isoc_fs_methods;
|
|
|
|
static avr32dci_cmd_t avr32dci_setup_rx;
|
|
static avr32dci_cmd_t avr32dci_data_rx;
|
|
static avr32dci_cmd_t avr32dci_data_tx;
|
|
static avr32dci_cmd_t avr32dci_data_tx_sync;
|
|
static void avr32dci_device_done(struct usb_xfer *, usb_error_t);
|
|
static void avr32dci_do_poll(struct usb_bus *);
|
|
static void avr32dci_standard_done(struct usb_xfer *);
|
|
static void avr32dci_root_intr(struct avr32dci_softc *sc);
|
|
|
|
/*
|
|
* Here is a list of what the chip supports:
|
|
*/
|
|
static const struct usb_hw_ep_profile
|
|
avr32dci_ep_profile[4] = {
|
|
|
|
[0] = {
|
|
.max_in_frame_size = 64,
|
|
.max_out_frame_size = 64,
|
|
.is_simplex = 1,
|
|
.support_control = 1,
|
|
},
|
|
|
|
[1] = {
|
|
.max_in_frame_size = 512,
|
|
.max_out_frame_size = 512,
|
|
.is_simplex = 1,
|
|
.support_bulk = 1,
|
|
.support_interrupt = 1,
|
|
.support_isochronous = 1,
|
|
.support_in = 1,
|
|
.support_out = 1,
|
|
},
|
|
|
|
[2] = {
|
|
.max_in_frame_size = 64,
|
|
.max_out_frame_size = 64,
|
|
.is_simplex = 1,
|
|
.support_bulk = 1,
|
|
.support_interrupt = 1,
|
|
.support_in = 1,
|
|
.support_out = 1,
|
|
},
|
|
|
|
[3] = {
|
|
.max_in_frame_size = 1024,
|
|
.max_out_frame_size = 1024,
|
|
.is_simplex = 1,
|
|
.support_bulk = 1,
|
|
.support_interrupt = 1,
|
|
.support_isochronous = 1,
|
|
.support_in = 1,
|
|
.support_out = 1,
|
|
},
|
|
};
|
|
|
|
static void
|
|
avr32dci_get_hw_ep_profile(struct usb_device *udev,
|
|
const struct usb_hw_ep_profile **ppf, uint8_t ep_addr)
|
|
{
|
|
if (ep_addr == 0)
|
|
*ppf = avr32dci_ep_profile;
|
|
else if (ep_addr < 3)
|
|
*ppf = avr32dci_ep_profile + 1;
|
|
else if (ep_addr < 5)
|
|
*ppf = avr32dci_ep_profile + 2;
|
|
else if (ep_addr < 7)
|
|
*ppf = avr32dci_ep_profile + 3;
|
|
else
|
|
*ppf = NULL;
|
|
}
|
|
|
|
static void
|
|
avr32dci_mod_ctrl(struct avr32dci_softc *sc, uint32_t set, uint32_t clear)
|
|
{
|
|
uint32_t temp;
|
|
|
|
temp = AVR32_READ_4(sc, AVR32_CTRL);
|
|
temp |= set;
|
|
temp &= ~clear;
|
|
AVR32_WRITE_4(sc, AVR32_CTRL, temp);
|
|
}
|
|
|
|
static void
|
|
avr32dci_mod_ien(struct avr32dci_softc *sc, uint32_t set, uint32_t clear)
|
|
{
|
|
uint32_t temp;
|
|
|
|
temp = AVR32_READ_4(sc, AVR32_IEN);
|
|
temp |= set;
|
|
temp &= ~clear;
|
|
AVR32_WRITE_4(sc, AVR32_IEN, temp);
|
|
}
|
|
|
|
static void
|
|
avr32dci_clocks_on(struct avr32dci_softc *sc)
|
|
{
|
|
if (sc->sc_flags.clocks_off &&
|
|
sc->sc_flags.port_powered) {
|
|
|
|
DPRINTFN(5, "\n");
|
|
|
|
/* turn on clocks */
|
|
(sc->sc_clocks_on) (&sc->sc_bus);
|
|
|
|
avr32dci_mod_ctrl(sc, AVR32_CTRL_DEV_EN_USBA, 0);
|
|
|
|
sc->sc_flags.clocks_off = 0;
|
|
}
|
|
}
|
|
|
|
static void
|
|
avr32dci_clocks_off(struct avr32dci_softc *sc)
|
|
{
|
|
if (!sc->sc_flags.clocks_off) {
|
|
|
|
DPRINTFN(5, "\n");
|
|
|
|
avr32dci_mod_ctrl(sc, 0, AVR32_CTRL_DEV_EN_USBA);
|
|
|
|
/* turn clocks off */
|
|
(sc->sc_clocks_off) (&sc->sc_bus);
|
|
|
|
sc->sc_flags.clocks_off = 1;
|
|
}
|
|
}
|
|
|
|
static void
|
|
avr32dci_pull_up(struct avr32dci_softc *sc)
|
|
{
|
|
/* pullup D+, if possible */
|
|
|
|
if (!sc->sc_flags.d_pulled_up &&
|
|
sc->sc_flags.port_powered) {
|
|
sc->sc_flags.d_pulled_up = 1;
|
|
avr32dci_mod_ctrl(sc, 0, AVR32_CTRL_DEV_DETACH);
|
|
}
|
|
}
|
|
|
|
static void
|
|
avr32dci_pull_down(struct avr32dci_softc *sc)
|
|
{
|
|
/* pulldown D+, if possible */
|
|
|
|
if (sc->sc_flags.d_pulled_up) {
|
|
sc->sc_flags.d_pulled_up = 0;
|
|
avr32dci_mod_ctrl(sc, AVR32_CTRL_DEV_DETACH, 0);
|
|
}
|
|
}
|
|
|
|
static void
|
|
avr32dci_wakeup_peer(struct avr32dci_softc *sc)
|
|
{
|
|
if (!sc->sc_flags.status_suspend) {
|
|
return;
|
|
}
|
|
avr32dci_mod_ctrl(sc, AVR32_CTRL_DEV_REWAKEUP, 0);
|
|
|
|
/* wait 8 milliseconds */
|
|
/* Wait for reset to complete. */
|
|
usb_pause_mtx(&sc->sc_bus.bus_mtx, hz / 125);
|
|
|
|
/* hardware should have cleared RMWKUP bit */
|
|
}
|
|
|
|
static void
|
|
avr32dci_set_address(struct avr32dci_softc *sc, uint8_t addr)
|
|
{
|
|
DPRINTFN(5, "addr=%d\n", addr);
|
|
|
|
avr32dci_mod_ctrl(sc, AVR32_CTRL_DEV_FADDR_EN | addr, 0);
|
|
}
|
|
|
|
static uint8_t
|
|
avr32dci_setup_rx(struct avr32dci_td *td)
|
|
{
|
|
struct avr32dci_softc *sc;
|
|
struct usb_device_request req;
|
|
uint16_t count;
|
|
uint32_t temp;
|
|
|
|
/* get pointer to softc */
|
|
sc = AVR32_PC2SC(td->pc);
|
|
|
|
/* check endpoint status */
|
|
temp = AVR32_READ_4(sc, AVR32_EPTSTA(td->ep_no));
|
|
|
|
DPRINTFN(5, "EPTSTA(%u)=0x%08x\n", td->ep_no, temp);
|
|
|
|
if (!(temp & AVR32_EPTSTA_RX_SETUP)) {
|
|
goto not_complete;
|
|
}
|
|
/* clear did stall */
|
|
td->did_stall = 0;
|
|
/* get the packet byte count */
|
|
count = AVR32_EPTSTA_BYTE_COUNT(temp);
|
|
|
|
/* verify data length */
|
|
if (count != td->remainder) {
|
|
DPRINTFN(0, "Invalid SETUP packet "
|
|
"length, %d bytes\n", count);
|
|
goto not_complete;
|
|
}
|
|
if (count != sizeof(req)) {
|
|
DPRINTFN(0, "Unsupported SETUP packet "
|
|
"length, %d bytes\n", count);
|
|
goto not_complete;
|
|
}
|
|
/* receive data */
|
|
memcpy(&req, sc->physdata, sizeof(req));
|
|
|
|
/* copy data into real buffer */
|
|
usbd_copy_in(td->pc, 0, &req, sizeof(req));
|
|
|
|
td->offset = sizeof(req);
|
|
td->remainder = 0;
|
|
|
|
/* sneak peek the set address */
|
|
if ((req.bmRequestType == UT_WRITE_DEVICE) &&
|
|
(req.bRequest == UR_SET_ADDRESS)) {
|
|
sc->sc_dv_addr = req.wValue[0] & 0x7F;
|
|
/* must write address before ZLP */
|
|
avr32dci_mod_ctrl(sc, 0, AVR32_CTRL_DEV_FADDR_EN |
|
|
AVR32_CTRL_DEV_ADDR);
|
|
avr32dci_mod_ctrl(sc, sc->sc_dv_addr, 0);
|
|
} else {
|
|
sc->sc_dv_addr = 0xFF;
|
|
}
|
|
|
|
/* clear SETUP packet interrupt */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCLRSTA(td->ep_no), AVR32_EPTSTA_RX_SETUP);
|
|
return (0); /* complete */
|
|
|
|
not_complete:
|
|
if (temp & AVR32_EPTSTA_RX_SETUP) {
|
|
/* clear SETUP packet interrupt */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCLRSTA(td->ep_no), AVR32_EPTSTA_RX_SETUP);
|
|
}
|
|
/* abort any ongoing transfer */
|
|
if (!td->did_stall) {
|
|
DPRINTFN(5, "stalling\n");
|
|
AVR32_WRITE_4(sc, AVR32_EPTSETSTA(td->ep_no),
|
|
AVR32_EPTSTA_FRCESTALL);
|
|
td->did_stall = 1;
|
|
}
|
|
return (1); /* not complete */
|
|
}
|
|
|
|
static uint8_t
|
|
avr32dci_data_rx(struct avr32dci_td *td)
|
|
{
|
|
struct avr32dci_softc *sc;
|
|
struct usb_page_search buf_res;
|
|
uint16_t count;
|
|
uint32_t temp;
|
|
uint8_t to;
|
|
uint8_t got_short;
|
|
|
|
to = 4; /* don't loop forever! */
|
|
got_short = 0;
|
|
|
|
/* get pointer to softc */
|
|
sc = AVR32_PC2SC(td->pc);
|
|
|
|
repeat:
|
|
/* check if any of the FIFO banks have data */
|
|
/* check endpoint status */
|
|
temp = AVR32_READ_4(sc, AVR32_EPTSTA(td->ep_no));
|
|
|
|
DPRINTFN(5, "EPTSTA(%u)=0x%08x\n", td->ep_no, temp);
|
|
|
|
if (temp & AVR32_EPTSTA_RX_SETUP) {
|
|
if (td->remainder == 0) {
|
|
/*
|
|
* We are actually complete and have
|
|
* received the next SETUP
|
|
*/
|
|
DPRINTFN(5, "faking complete\n");
|
|
return (0); /* complete */
|
|
}
|
|
/*
|
|
* USB Host Aborted the transfer.
|
|
*/
|
|
td->error = 1;
|
|
return (0); /* complete */
|
|
}
|
|
/* check status */
|
|
if (!(temp & AVR32_EPTSTA_RX_BK_RDY)) {
|
|
/* no data */
|
|
goto not_complete;
|
|
}
|
|
/* get the packet byte count */
|
|
count = AVR32_EPTSTA_BYTE_COUNT(temp);
|
|
|
|
/* verify the packet byte count */
|
|
if (count != td->max_packet_size) {
|
|
if (count < td->max_packet_size) {
|
|
/* we have a short packet */
|
|
td->short_pkt = 1;
|
|
got_short = 1;
|
|
} else {
|
|
/* invalid USB packet */
|
|
td->error = 1;
|
|
return (0); /* we are complete */
|
|
}
|
|
}
|
|
/* verify the packet byte count */
|
|
if (count > td->remainder) {
|
|
/* invalid USB packet */
|
|
td->error = 1;
|
|
return (0); /* we are complete */
|
|
}
|
|
while (count > 0) {
|
|
usbd_get_page(td->pc, td->offset, &buf_res);
|
|
|
|
/* get correct length */
|
|
if (buf_res.length > count) {
|
|
buf_res.length = count;
|
|
}
|
|
/* receive data */
|
|
memcpy(buf_res.buffer, sc->physdata +
|
|
(AVR32_EPTSTA_CURRENT_BANK(temp) << td->bank_shift) +
|
|
(td->ep_no << 16) + (td->offset % td->max_packet_size), buf_res.length);
|
|
/* update counters */
|
|
count -= buf_res.length;
|
|
td->offset += buf_res.length;
|
|
td->remainder -= buf_res.length;
|
|
}
|
|
|
|
/* clear OUT packet interrupt */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCLRSTA(td->ep_no), AVR32_EPTSTA_RX_BK_RDY);
|
|
|
|
/* check if we are complete */
|
|
if ((td->remainder == 0) || got_short) {
|
|
if (td->short_pkt) {
|
|
/* we are complete */
|
|
return (0);
|
|
}
|
|
/* else need to receive a zero length packet */
|
|
}
|
|
if (--to) {
|
|
goto repeat;
|
|
}
|
|
not_complete:
|
|
return (1); /* not complete */
|
|
}
|
|
|
|
static uint8_t
|
|
avr32dci_data_tx(struct avr32dci_td *td)
|
|
{
|
|
struct avr32dci_softc *sc;
|
|
struct usb_page_search buf_res;
|
|
uint16_t count;
|
|
uint8_t to;
|
|
uint32_t temp;
|
|
|
|
to = 4; /* don't loop forever! */
|
|
|
|
/* get pointer to softc */
|
|
sc = AVR32_PC2SC(td->pc);
|
|
|
|
repeat:
|
|
|
|
/* check endpoint status */
|
|
temp = AVR32_READ_4(sc, AVR32_EPTSTA(td->ep_no));
|
|
|
|
DPRINTFN(5, "EPTSTA(%u)=0x%08x\n", td->ep_no, temp);
|
|
|
|
if (temp & AVR32_EPTSTA_RX_SETUP) {
|
|
/*
|
|
* The current transfer was aborted
|
|
* by the USB Host
|
|
*/
|
|
td->error = 1;
|
|
return (0); /* complete */
|
|
}
|
|
if (temp & AVR32_EPTSTA_TX_PK_RDY) {
|
|
/* cannot write any data - all banks are busy */
|
|
goto not_complete;
|
|
}
|
|
count = td->max_packet_size;
|
|
if (td->remainder < count) {
|
|
/* we have a short packet */
|
|
td->short_pkt = 1;
|
|
count = td->remainder;
|
|
}
|
|
while (count > 0) {
|
|
|
|
usbd_get_page(td->pc, td->offset, &buf_res);
|
|
|
|
/* get correct length */
|
|
if (buf_res.length > count) {
|
|
buf_res.length = count;
|
|
}
|
|
/* transmit data */
|
|
memcpy(sc->physdata +
|
|
(AVR32_EPTSTA_CURRENT_BANK(temp) << td->bank_shift) +
|
|
(td->ep_no << 16) + (td->offset % td->max_packet_size),
|
|
buf_res.buffer, buf_res.length);
|
|
/* update counters */
|
|
count -= buf_res.length;
|
|
td->offset += buf_res.length;
|
|
td->remainder -= buf_res.length;
|
|
}
|
|
|
|
/* allocate FIFO bank */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCTL(td->ep_no), AVR32_EPTCTL_TX_PK_RDY);
|
|
|
|
/* check remainder */
|
|
if (td->remainder == 0) {
|
|
if (td->short_pkt) {
|
|
return (0); /* complete */
|
|
}
|
|
/* else we need to transmit a short packet */
|
|
}
|
|
if (--to) {
|
|
goto repeat;
|
|
}
|
|
not_complete:
|
|
return (1); /* not complete */
|
|
}
|
|
|
|
static uint8_t
|
|
avr32dci_data_tx_sync(struct avr32dci_td *td)
|
|
{
|
|
struct avr32dci_softc *sc;
|
|
uint32_t temp;
|
|
|
|
/* get pointer to softc */
|
|
sc = AVR32_PC2SC(td->pc);
|
|
|
|
/* check endpoint status */
|
|
temp = AVR32_READ_4(sc, AVR32_EPTSTA(td->ep_no));
|
|
|
|
DPRINTFN(5, "EPTSTA(%u)=0x%08x\n", td->ep_no, temp);
|
|
|
|
if (temp & AVR32_EPTSTA_RX_SETUP) {
|
|
DPRINTFN(5, "faking complete\n");
|
|
/* Race condition */
|
|
return (0); /* complete */
|
|
}
|
|
/*
|
|
* The control endpoint has only got one bank, so if that bank
|
|
* is free the packet has been transferred!
|
|
*/
|
|
if (AVR32_EPTSTA_BUSY_BANK_STA(temp) != 0) {
|
|
/* cannot write any data - a bank is busy */
|
|
goto not_complete;
|
|
}
|
|
if (sc->sc_dv_addr != 0xFF) {
|
|
/* set new address */
|
|
avr32dci_set_address(sc, sc->sc_dv_addr);
|
|
}
|
|
return (0); /* complete */
|
|
|
|
not_complete:
|
|
return (1); /* not complete */
|
|
}
|
|
|
|
static uint8_t
|
|
avr32dci_xfer_do_fifo(struct usb_xfer *xfer)
|
|
{
|
|
struct avr32dci_td *td;
|
|
|
|
DPRINTFN(9, "\n");
|
|
|
|
td = xfer->td_transfer_cache;
|
|
while (1) {
|
|
if ((td->func) (td)) {
|
|
/* operation in progress */
|
|
break;
|
|
}
|
|
if (((void *)td) == xfer->td_transfer_last) {
|
|
goto done;
|
|
}
|
|
if (td->error) {
|
|
goto done;
|
|
} else if (td->remainder > 0) {
|
|
/*
|
|
* We had a short transfer. If there is no alternate
|
|
* next, stop processing !
|
|
*/
|
|
if (!td->alt_next) {
|
|
goto done;
|
|
}
|
|
}
|
|
/*
|
|
* Fetch the next transfer descriptor and transfer
|
|
* some flags to the next transfer descriptor
|
|
*/
|
|
td = td->obj_next;
|
|
xfer->td_transfer_cache = td;
|
|
}
|
|
return (1); /* not complete */
|
|
|
|
done:
|
|
/* compute all actual lengths */
|
|
|
|
avr32dci_standard_done(xfer);
|
|
return (0); /* complete */
|
|
}
|
|
|
|
static void
|
|
avr32dci_interrupt_poll(struct avr32dci_softc *sc)
|
|
{
|
|
struct usb_xfer *xfer;
|
|
|
|
repeat:
|
|
TAILQ_FOREACH(xfer, &sc->sc_bus.intr_q.head, wait_entry) {
|
|
if (!avr32dci_xfer_do_fifo(xfer)) {
|
|
/* queue has been modified */
|
|
goto repeat;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
avr32dci_vbus_interrupt(struct avr32dci_softc *sc, uint8_t is_on)
|
|
{
|
|
DPRINTFN(5, "vbus = %u\n", is_on);
|
|
|
|
if (is_on) {
|
|
if (!sc->sc_flags.status_vbus) {
|
|
sc->sc_flags.status_vbus = 1;
|
|
|
|
/* complete root HUB interrupt endpoint */
|
|
|
|
avr32dci_root_intr(sc);
|
|
}
|
|
} else {
|
|
if (sc->sc_flags.status_vbus) {
|
|
sc->sc_flags.status_vbus = 0;
|
|
sc->sc_flags.status_bus_reset = 0;
|
|
sc->sc_flags.status_suspend = 0;
|
|
sc->sc_flags.change_suspend = 0;
|
|
sc->sc_flags.change_connect = 1;
|
|
|
|
/* complete root HUB interrupt endpoint */
|
|
|
|
avr32dci_root_intr(sc);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
avr32dci_interrupt(struct avr32dci_softc *sc)
|
|
{
|
|
uint32_t status;
|
|
|
|
USB_BUS_LOCK(&sc->sc_bus);
|
|
|
|
/* read interrupt status */
|
|
status = AVR32_READ_4(sc, AVR32_INTSTA);
|
|
|
|
/* clear all set interrupts */
|
|
AVR32_WRITE_4(sc, AVR32_CLRINT, status);
|
|
|
|
DPRINTFN(14, "INTSTA=0x%08x\n", status);
|
|
|
|
/* check for any bus state change interrupts */
|
|
if (status & AVR32_INT_ENDRESET) {
|
|
|
|
DPRINTFN(5, "end of reset\n");
|
|
|
|
/* set correct state */
|
|
sc->sc_flags.status_bus_reset = 1;
|
|
sc->sc_flags.status_suspend = 0;
|
|
sc->sc_flags.change_suspend = 0;
|
|
sc->sc_flags.change_connect = 1;
|
|
|
|
/* disable resume interrupt */
|
|
avr32dci_mod_ien(sc, AVR32_INT_DET_SUSPD |
|
|
AVR32_INT_ENDRESET, AVR32_INT_WAKE_UP);
|
|
|
|
/* complete root HUB interrupt endpoint */
|
|
avr32dci_root_intr(sc);
|
|
}
|
|
/*
|
|
* If resume and suspend is set at the same time we interpret
|
|
* that like RESUME. Resume is set when there is at least 3
|
|
* milliseconds of inactivity on the USB BUS.
|
|
*/
|
|
if (status & AVR32_INT_WAKE_UP) {
|
|
|
|
DPRINTFN(5, "resume interrupt\n");
|
|
|
|
if (sc->sc_flags.status_suspend) {
|
|
/* update status bits */
|
|
sc->sc_flags.status_suspend = 0;
|
|
sc->sc_flags.change_suspend = 1;
|
|
|
|
/* disable resume interrupt */
|
|
avr32dci_mod_ien(sc, AVR32_INT_DET_SUSPD |
|
|
AVR32_INT_ENDRESET, AVR32_INT_WAKE_UP);
|
|
|
|
/* complete root HUB interrupt endpoint */
|
|
avr32dci_root_intr(sc);
|
|
}
|
|
} else if (status & AVR32_INT_DET_SUSPD) {
|
|
|
|
DPRINTFN(5, "suspend interrupt\n");
|
|
|
|
if (!sc->sc_flags.status_suspend) {
|
|
/* update status bits */
|
|
sc->sc_flags.status_suspend = 1;
|
|
sc->sc_flags.change_suspend = 1;
|
|
|
|
/* disable suspend interrupt */
|
|
avr32dci_mod_ien(sc, AVR32_INT_WAKE_UP |
|
|
AVR32_INT_ENDRESET, AVR32_INT_DET_SUSPD);
|
|
|
|
/* complete root HUB interrupt endpoint */
|
|
avr32dci_root_intr(sc);
|
|
}
|
|
}
|
|
/* check for any endpoint interrupts */
|
|
if (status & -AVR32_INT_EPT_INT(0)) {
|
|
|
|
DPRINTFN(5, "real endpoint interrupt\n");
|
|
|
|
avr32dci_interrupt_poll(sc);
|
|
}
|
|
USB_BUS_UNLOCK(&sc->sc_bus);
|
|
}
|
|
|
|
static void
|
|
avr32dci_setup_standard_chain_sub(struct avr32dci_std_temp *temp)
|
|
{
|
|
struct avr32dci_td *td;
|
|
|
|
/* get current Transfer Descriptor */
|
|
td = temp->td_next;
|
|
temp->td = td;
|
|
|
|
/* prepare for next TD */
|
|
temp->td_next = td->obj_next;
|
|
|
|
/* fill out the Transfer Descriptor */
|
|
td->func = temp->func;
|
|
td->pc = temp->pc;
|
|
td->offset = temp->offset;
|
|
td->remainder = temp->len;
|
|
td->error = 0;
|
|
td->did_stall = temp->did_stall;
|
|
td->short_pkt = temp->short_pkt;
|
|
td->alt_next = temp->setup_alt_next;
|
|
}
|
|
|
|
static void
|
|
avr32dci_setup_standard_chain(struct usb_xfer *xfer)
|
|
{
|
|
struct avr32dci_std_temp temp;
|
|
struct avr32dci_softc *sc;
|
|
struct avr32dci_td *td;
|
|
uint32_t x;
|
|
uint8_t ep_no;
|
|
uint8_t need_sync;
|
|
|
|
DPRINTFN(9, "addr=%d endpt=%d sumlen=%d speed=%d\n",
|
|
xfer->address, UE_GET_ADDR(xfer->endpointno),
|
|
xfer->sumlen, usbd_get_speed(xfer->xroot->udev));
|
|
|
|
temp.max_frame_size = xfer->max_frame_size;
|
|
|
|
td = xfer->td_start[0];
|
|
xfer->td_transfer_first = td;
|
|
xfer->td_transfer_cache = td;
|
|
|
|
/* setup temp */
|
|
|
|
temp.pc = NULL;
|
|
temp.td = NULL;
|
|
temp.td_next = xfer->td_start[0];
|
|
temp.offset = 0;
|
|
temp.setup_alt_next = xfer->flags_int.short_frames_ok;
|
|
temp.did_stall = !xfer->flags_int.control_stall;
|
|
|
|
sc = AVR32_BUS2SC(xfer->xroot->bus);
|
|
ep_no = (xfer->endpointno & UE_ADDR);
|
|
|
|
/* check if we should prepend a setup message */
|
|
|
|
if (xfer->flags_int.control_xfr) {
|
|
if (xfer->flags_int.control_hdr) {
|
|
|
|
temp.func = &avr32dci_setup_rx;
|
|
temp.len = xfer->frlengths[0];
|
|
temp.pc = xfer->frbuffers + 0;
|
|
temp.short_pkt = temp.len ? 1 : 0;
|
|
/* check for last frame */
|
|
if (xfer->nframes == 1) {
|
|
/* no STATUS stage yet, SETUP is last */
|
|
if (xfer->flags_int.control_act)
|
|
temp.setup_alt_next = 0;
|
|
}
|
|
avr32dci_setup_standard_chain_sub(&temp);
|
|
}
|
|
x = 1;
|
|
} else {
|
|
x = 0;
|
|
}
|
|
|
|
if (x != xfer->nframes) {
|
|
if (xfer->endpointno & UE_DIR_IN) {
|
|
temp.func = &avr32dci_data_tx;
|
|
need_sync = 1;
|
|
} else {
|
|
temp.func = &avr32dci_data_rx;
|
|
need_sync = 0;
|
|
}
|
|
|
|
/* setup "pc" pointer */
|
|
temp.pc = xfer->frbuffers + x;
|
|
} else {
|
|
need_sync = 0;
|
|
}
|
|
while (x != xfer->nframes) {
|
|
|
|
/* DATA0 / DATA1 message */
|
|
|
|
temp.len = xfer->frlengths[x];
|
|
|
|
x++;
|
|
|
|
if (x == xfer->nframes) {
|
|
if (xfer->flags_int.control_xfr) {
|
|
if (xfer->flags_int.control_act) {
|
|
temp.setup_alt_next = 0;
|
|
}
|
|
} else {
|
|
temp.setup_alt_next = 0;
|
|
}
|
|
}
|
|
if (temp.len == 0) {
|
|
|
|
/* make sure that we send an USB packet */
|
|
|
|
temp.short_pkt = 0;
|
|
|
|
} else {
|
|
|
|
/* regular data transfer */
|
|
|
|
temp.short_pkt = (xfer->flags.force_short_xfer) ? 0 : 1;
|
|
}
|
|
|
|
avr32dci_setup_standard_chain_sub(&temp);
|
|
|
|
if (xfer->flags_int.isochronous_xfr) {
|
|
temp.offset += temp.len;
|
|
} else {
|
|
/* get next Page Cache pointer */
|
|
temp.pc = xfer->frbuffers + x;
|
|
}
|
|
}
|
|
|
|
if (xfer->flags_int.control_xfr) {
|
|
|
|
/* always setup a valid "pc" pointer for status and sync */
|
|
temp.pc = xfer->frbuffers + 0;
|
|
temp.len = 0;
|
|
temp.short_pkt = 0;
|
|
temp.setup_alt_next = 0;
|
|
|
|
/* check if we need to sync */
|
|
if (need_sync) {
|
|
/* we need a SYNC point after TX */
|
|
temp.func = &avr32dci_data_tx_sync;
|
|
avr32dci_setup_standard_chain_sub(&temp);
|
|
}
|
|
/* check if we should append a status stage */
|
|
if (!xfer->flags_int.control_act) {
|
|
|
|
/*
|
|
* Send a DATA1 message and invert the current
|
|
* endpoint direction.
|
|
*/
|
|
if (xfer->endpointno & UE_DIR_IN) {
|
|
temp.func = &avr32dci_data_rx;
|
|
need_sync = 0;
|
|
} else {
|
|
temp.func = &avr32dci_data_tx;
|
|
need_sync = 1;
|
|
}
|
|
|
|
avr32dci_setup_standard_chain_sub(&temp);
|
|
if (need_sync) {
|
|
/* we need a SYNC point after TX */
|
|
temp.func = &avr32dci_data_tx_sync;
|
|
avr32dci_setup_standard_chain_sub(&temp);
|
|
}
|
|
}
|
|
}
|
|
/* must have at least one frame! */
|
|
td = temp.td;
|
|
xfer->td_transfer_last = td;
|
|
}
|
|
|
|
static void
|
|
avr32dci_timeout(void *arg)
|
|
{
|
|
struct usb_xfer *xfer = arg;
|
|
|
|
DPRINTF("xfer=%p\n", xfer);
|
|
|
|
USB_BUS_LOCK_ASSERT(xfer->xroot->bus, MA_OWNED);
|
|
|
|
/* transfer is transferred */
|
|
avr32dci_device_done(xfer, USB_ERR_TIMEOUT);
|
|
}
|
|
|
|
static void
|
|
avr32dci_start_standard_chain(struct usb_xfer *xfer)
|
|
{
|
|
DPRINTFN(9, "\n");
|
|
|
|
/* poll one time - will turn on interrupts */
|
|
if (avr32dci_xfer_do_fifo(xfer)) {
|
|
uint8_t ep_no = xfer->endpointno & UE_ADDR;
|
|
struct avr32dci_softc *sc = AVR32_BUS2SC(xfer->xroot->bus);
|
|
|
|
avr32dci_mod_ien(sc, AVR32_INT_EPT_INT(ep_no), 0);
|
|
|
|
/* put transfer on interrupt queue */
|
|
usbd_transfer_enqueue(&xfer->xroot->bus->intr_q, xfer);
|
|
|
|
/* start timeout, if any */
|
|
if (xfer->timeout != 0) {
|
|
usbd_transfer_timeout_ms(xfer,
|
|
&avr32dci_timeout, xfer->timeout);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
avr32dci_root_intr(struct avr32dci_softc *sc)
|
|
{
|
|
DPRINTFN(9, "\n");
|
|
|
|
USB_BUS_LOCK_ASSERT(&sc->sc_bus, MA_OWNED);
|
|
|
|
/* set port bit */
|
|
sc->sc_hub_idata[0] = 0x02; /* we only have one port */
|
|
|
|
uhub_root_intr(&sc->sc_bus, sc->sc_hub_idata,
|
|
sizeof(sc->sc_hub_idata));
|
|
}
|
|
|
|
static usb_error_t
|
|
avr32dci_standard_done_sub(struct usb_xfer *xfer)
|
|
{
|
|
struct avr32dci_td *td;
|
|
uint32_t len;
|
|
uint8_t error;
|
|
|
|
DPRINTFN(9, "\n");
|
|
|
|
td = xfer->td_transfer_cache;
|
|
|
|
do {
|
|
len = td->remainder;
|
|
|
|
if (xfer->aframes != xfer->nframes) {
|
|
/*
|
|
* Verify the length and subtract
|
|
* the remainder from "frlengths[]":
|
|
*/
|
|
if (len > xfer->frlengths[xfer->aframes]) {
|
|
td->error = 1;
|
|
} else {
|
|
xfer->frlengths[xfer->aframes] -= len;
|
|
}
|
|
}
|
|
/* Check for transfer error */
|
|
if (td->error) {
|
|
/* the transfer is finished */
|
|
error = 1;
|
|
td = NULL;
|
|
break;
|
|
}
|
|
/* Check for short transfer */
|
|
if (len > 0) {
|
|
if (xfer->flags_int.short_frames_ok) {
|
|
/* follow alt next */
|
|
if (td->alt_next) {
|
|
td = td->obj_next;
|
|
} else {
|
|
td = NULL;
|
|
}
|
|
} else {
|
|
/* the transfer is finished */
|
|
td = NULL;
|
|
}
|
|
error = 0;
|
|
break;
|
|
}
|
|
td = td->obj_next;
|
|
|
|
/* this USB frame is complete */
|
|
error = 0;
|
|
break;
|
|
|
|
} while (0);
|
|
|
|
/* update transfer cache */
|
|
|
|
xfer->td_transfer_cache = td;
|
|
|
|
return (error ?
|
|
USB_ERR_STALLED : USB_ERR_NORMAL_COMPLETION);
|
|
}
|
|
|
|
static void
|
|
avr32dci_standard_done(struct usb_xfer *xfer)
|
|
{
|
|
usb_error_t err = 0;
|
|
|
|
DPRINTFN(13, "xfer=%p pipe=%p transfer done\n",
|
|
xfer, xfer->endpoint);
|
|
|
|
/* reset scanner */
|
|
|
|
xfer->td_transfer_cache = xfer->td_transfer_first;
|
|
|
|
if (xfer->flags_int.control_xfr) {
|
|
|
|
if (xfer->flags_int.control_hdr) {
|
|
|
|
err = avr32dci_standard_done_sub(xfer);
|
|
}
|
|
xfer->aframes = 1;
|
|
|
|
if (xfer->td_transfer_cache == NULL) {
|
|
goto done;
|
|
}
|
|
}
|
|
while (xfer->aframes != xfer->nframes) {
|
|
|
|
err = avr32dci_standard_done_sub(xfer);
|
|
xfer->aframes++;
|
|
|
|
if (xfer->td_transfer_cache == NULL) {
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
if (xfer->flags_int.control_xfr &&
|
|
!xfer->flags_int.control_act) {
|
|
|
|
err = avr32dci_standard_done_sub(xfer);
|
|
}
|
|
done:
|
|
avr32dci_device_done(xfer, err);
|
|
}
|
|
|
|
/*------------------------------------------------------------------------*
|
|
* avr32dci_device_done
|
|
*
|
|
* NOTE: this function can be called more than one time on the
|
|
* same USB transfer!
|
|
*------------------------------------------------------------------------*/
|
|
static void
|
|
avr32dci_device_done(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct avr32dci_softc *sc = AVR32_BUS2SC(xfer->xroot->bus);
|
|
uint8_t ep_no;
|
|
|
|
USB_BUS_LOCK_ASSERT(&sc->sc_bus, MA_OWNED);
|
|
|
|
DPRINTFN(9, "xfer=%p, pipe=%p, error=%d\n",
|
|
xfer, xfer->endpoint, error);
|
|
|
|
if (xfer->flags_int.usb_mode == USB_MODE_DEVICE) {
|
|
ep_no = (xfer->endpointno & UE_ADDR);
|
|
|
|
/* disable endpoint interrupt */
|
|
avr32dci_mod_ien(sc, 0, AVR32_INT_EPT_INT(ep_no));
|
|
|
|
DPRINTFN(15, "disabled interrupts!\n");
|
|
}
|
|
/* dequeue transfer and start next transfer */
|
|
usbd_transfer_done(xfer, error);
|
|
}
|
|
|
|
static void
|
|
avr32dci_xfer_stall(struct usb_xfer *xfer)
|
|
{
|
|
avr32dci_device_done(xfer, USB_ERR_STALLED);
|
|
}
|
|
|
|
static void
|
|
avr32dci_set_stall(struct usb_device *udev,
|
|
struct usb_endpoint *pipe, uint8_t *did_stall)
|
|
{
|
|
struct avr32dci_softc *sc;
|
|
uint8_t ep_no;
|
|
|
|
USB_BUS_LOCK_ASSERT(udev->bus, MA_OWNED);
|
|
|
|
DPRINTFN(5, "pipe=%p\n", pipe);
|
|
|
|
sc = AVR32_BUS2SC(udev->bus);
|
|
/* get endpoint number */
|
|
ep_no = (pipe->edesc->bEndpointAddress & UE_ADDR);
|
|
/* set stall */
|
|
AVR32_WRITE_4(sc, AVR32_EPTSETSTA(ep_no), AVR32_EPTSTA_FRCESTALL);
|
|
}
|
|
|
|
static void
|
|
avr32dci_clear_stall_sub(struct avr32dci_softc *sc, uint8_t ep_no,
|
|
uint8_t ep_type, uint8_t ep_dir)
|
|
{
|
|
const struct usb_hw_ep_profile *pf;
|
|
uint32_t temp;
|
|
uint32_t epsize;
|
|
uint8_t n;
|
|
|
|
if (ep_type == UE_CONTROL) {
|
|
/* clearing stall is not needed */
|
|
return;
|
|
}
|
|
/* set endpoint reset */
|
|
AVR32_WRITE_4(sc, AVR32_EPTRST, AVR32_EPTRST_MASK(ep_no));
|
|
|
|
/* set stall */
|
|
AVR32_WRITE_4(sc, AVR32_EPTSETSTA(ep_no), AVR32_EPTSTA_FRCESTALL);
|
|
|
|
/* reset data toggle */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCLRSTA(ep_no), AVR32_EPTSTA_TOGGLESQ);
|
|
|
|
/* clear stall */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCLRSTA(ep_no), AVR32_EPTSTA_FRCESTALL);
|
|
|
|
if (ep_type == UE_BULK) {
|
|
temp = AVR32_EPTCFG_TYPE_BULK;
|
|
} else if (ep_type == UE_INTERRUPT) {
|
|
temp = AVR32_EPTCFG_TYPE_INTR;
|
|
} else {
|
|
temp = AVR32_EPTCFG_TYPE_ISOC |
|
|
AVR32_EPTCFG_NB_TRANS(1);
|
|
}
|
|
if (ep_dir & UE_DIR_IN) {
|
|
temp |= AVR32_EPTCFG_EPDIR_IN;
|
|
}
|
|
avr32dci_get_hw_ep_profile(NULL, &pf, ep_no);
|
|
|
|
/* compute endpoint size (use maximum) */
|
|
epsize = pf->max_in_frame_size | pf->max_out_frame_size;
|
|
n = 0;
|
|
while ((epsize /= 2))
|
|
n++;
|
|
temp |= AVR32_EPTCFG_EPSIZE(n);
|
|
|
|
/* use the maximum number of banks supported */
|
|
if (ep_no < 1)
|
|
temp |= AVR32_EPTCFG_NBANK(1);
|
|
else if (ep_no < 3)
|
|
temp |= AVR32_EPTCFG_NBANK(2);
|
|
else
|
|
temp |= AVR32_EPTCFG_NBANK(3);
|
|
|
|
AVR32_WRITE_4(sc, AVR32_EPTCFG(ep_no), temp);
|
|
|
|
temp = AVR32_READ_4(sc, AVR32_EPTCFG(ep_no));
|
|
|
|
if (!(temp & AVR32_EPTCFG_EPT_MAPD)) {
|
|
device_printf(sc->sc_bus.bdev, "Chip rejected configuration\n");
|
|
} else {
|
|
AVR32_WRITE_4(sc, AVR32_EPTCTLENB(ep_no),
|
|
AVR32_EPTCTL_EPT_ENABL);
|
|
}
|
|
}
|
|
|
|
static void
|
|
avr32dci_clear_stall(struct usb_device *udev, struct usb_endpoint *pipe)
|
|
{
|
|
struct avr32dci_softc *sc;
|
|
struct usb_endpoint_descriptor *ed;
|
|
|
|
DPRINTFN(5, "pipe=%p\n", pipe);
|
|
|
|
USB_BUS_LOCK_ASSERT(udev->bus, MA_OWNED);
|
|
|
|
/* check mode */
|
|
if (udev->flags.usb_mode != USB_MODE_DEVICE) {
|
|
/* not supported */
|
|
return;
|
|
}
|
|
/* get softc */
|
|
sc = AVR32_BUS2SC(udev->bus);
|
|
|
|
/* get endpoint descriptor */
|
|
ed = pipe->edesc;
|
|
|
|
/* reset endpoint */
|
|
avr32dci_clear_stall_sub(sc,
|
|
(ed->bEndpointAddress & UE_ADDR),
|
|
(ed->bmAttributes & UE_XFERTYPE),
|
|
(ed->bEndpointAddress & (UE_DIR_IN | UE_DIR_OUT)));
|
|
}
|
|
|
|
usb_error_t
|
|
avr32dci_init(struct avr32dci_softc *sc)
|
|
{
|
|
uint8_t n;
|
|
|
|
DPRINTF("start\n");
|
|
|
|
/* set up the bus structure */
|
|
sc->sc_bus.usbrev = USB_REV_1_1;
|
|
sc->sc_bus.methods = &avr32dci_bus_methods;
|
|
|
|
USB_BUS_LOCK(&sc->sc_bus);
|
|
|
|
/* make sure USB is enabled */
|
|
avr32dci_mod_ctrl(sc, AVR32_CTRL_DEV_EN_USBA, 0);
|
|
|
|
/* turn on clocks */
|
|
(sc->sc_clocks_on) (&sc->sc_bus);
|
|
|
|
/* make sure device is re-enumerated */
|
|
avr32dci_mod_ctrl(sc, AVR32_CTRL_DEV_DETACH, 0);
|
|
|
|
/* wait a little for things to stabilise */
|
|
usb_pause_mtx(&sc->sc_bus.bus_mtx, hz / 20);
|
|
|
|
/* disable interrupts */
|
|
avr32dci_mod_ien(sc, 0, 0xFFFFFFFF);
|
|
|
|
/* enable interrupts */
|
|
avr32dci_mod_ien(sc, AVR32_INT_DET_SUSPD |
|
|
AVR32_INT_ENDRESET, 0);
|
|
|
|
/* reset all endpoints */
|
|
AVR32_WRITE_4(sc, AVR32_EPTRST, (1 << AVR32_EP_MAX) - 1);
|
|
|
|
/* disable all endpoints */
|
|
for (n = 0; n != AVR32_EP_MAX; n++) {
|
|
/* disable endpoint */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCTLDIS(n), AVR32_EPTCTL_EPT_ENABL);
|
|
}
|
|
|
|
/* turn off clocks */
|
|
|
|
avr32dci_clocks_off(sc);
|
|
|
|
USB_BUS_UNLOCK(&sc->sc_bus);
|
|
|
|
/* catch any lost interrupts */
|
|
|
|
avr32dci_do_poll(&sc->sc_bus);
|
|
|
|
return (0); /* success */
|
|
}
|
|
|
|
void
|
|
avr32dci_uninit(struct avr32dci_softc *sc)
|
|
{
|
|
uint8_t n;
|
|
|
|
USB_BUS_LOCK(&sc->sc_bus);
|
|
|
|
/* turn on clocks */
|
|
(sc->sc_clocks_on) (&sc->sc_bus);
|
|
|
|
/* disable interrupts */
|
|
avr32dci_mod_ien(sc, 0, 0xFFFFFFFF);
|
|
|
|
/* reset all endpoints */
|
|
AVR32_WRITE_4(sc, AVR32_EPTRST, (1 << AVR32_EP_MAX) - 1);
|
|
|
|
/* disable all endpoints */
|
|
for (n = 0; n != AVR32_EP_MAX; n++) {
|
|
/* disable endpoint */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCTLDIS(n), AVR32_EPTCTL_EPT_ENABL);
|
|
}
|
|
|
|
sc->sc_flags.port_powered = 0;
|
|
sc->sc_flags.status_vbus = 0;
|
|
sc->sc_flags.status_bus_reset = 0;
|
|
sc->sc_flags.status_suspend = 0;
|
|
sc->sc_flags.change_suspend = 0;
|
|
sc->sc_flags.change_connect = 1;
|
|
|
|
avr32dci_pull_down(sc);
|
|
avr32dci_clocks_off(sc);
|
|
|
|
USB_BUS_UNLOCK(&sc->sc_bus);
|
|
}
|
|
|
|
static void
|
|
avr32dci_suspend(struct avr32dci_softc *sc)
|
|
{
|
|
/* TODO */
|
|
}
|
|
|
|
static void
|
|
avr32dci_resume(struct avr32dci_softc *sc)
|
|
{
|
|
/* TODO */
|
|
}
|
|
|
|
static void
|
|
avr32dci_do_poll(struct usb_bus *bus)
|
|
{
|
|
struct avr32dci_softc *sc = AVR32_BUS2SC(bus);
|
|
|
|
USB_BUS_LOCK(&sc->sc_bus);
|
|
avr32dci_interrupt_poll(sc);
|
|
USB_BUS_UNLOCK(&sc->sc_bus);
|
|
}
|
|
|
|
/*------------------------------------------------------------------------*
|
|
* at91dci bulk support
|
|
* at91dci control support
|
|
* at91dci interrupt support
|
|
*------------------------------------------------------------------------*/
|
|
static void
|
|
avr32dci_device_non_isoc_open(struct usb_xfer *xfer)
|
|
{
|
|
return;
|
|
}
|
|
|
|
static void
|
|
avr32dci_device_non_isoc_close(struct usb_xfer *xfer)
|
|
{
|
|
avr32dci_device_done(xfer, USB_ERR_CANCELLED);
|
|
}
|
|
|
|
static void
|
|
avr32dci_device_non_isoc_enter(struct usb_xfer *xfer)
|
|
{
|
|
return;
|
|
}
|
|
|
|
static void
|
|
avr32dci_device_non_isoc_start(struct usb_xfer *xfer)
|
|
{
|
|
/* setup TDs */
|
|
avr32dci_setup_standard_chain(xfer);
|
|
avr32dci_start_standard_chain(xfer);
|
|
}
|
|
|
|
struct usb_pipe_methods avr32dci_device_non_isoc_methods =
|
|
{
|
|
.open = avr32dci_device_non_isoc_open,
|
|
.close = avr32dci_device_non_isoc_close,
|
|
.enter = avr32dci_device_non_isoc_enter,
|
|
.start = avr32dci_device_non_isoc_start,
|
|
};
|
|
|
|
/*------------------------------------------------------------------------*
|
|
* at91dci full speed isochronous support
|
|
*------------------------------------------------------------------------*/
|
|
static void
|
|
avr32dci_device_isoc_fs_open(struct usb_xfer *xfer)
|
|
{
|
|
return;
|
|
}
|
|
|
|
static void
|
|
avr32dci_device_isoc_fs_close(struct usb_xfer *xfer)
|
|
{
|
|
avr32dci_device_done(xfer, USB_ERR_CANCELLED);
|
|
}
|
|
|
|
static void
|
|
avr32dci_device_isoc_fs_enter(struct usb_xfer *xfer)
|
|
{
|
|
struct avr32dci_softc *sc = AVR32_BUS2SC(xfer->xroot->bus);
|
|
uint32_t temp;
|
|
uint32_t nframes;
|
|
uint8_t ep_no;
|
|
|
|
DPRINTFN(6, "xfer=%p next=%d nframes=%d\n",
|
|
xfer, xfer->endpoint->isoc_next, xfer->nframes);
|
|
|
|
/* get the current frame index */
|
|
ep_no = xfer->endpointno & UE_ADDR;
|
|
nframes = (AVR32_READ_4(sc, AVR32_FNUM) / 8);
|
|
|
|
nframes &= AVR32_FRAME_MASK;
|
|
|
|
/*
|
|
* check if the frame index is within the window where the frames
|
|
* will be inserted
|
|
*/
|
|
temp = (nframes - xfer->endpoint->isoc_next) & AVR32_FRAME_MASK;
|
|
|
|
if ((xfer->endpoint->is_synced == 0) ||
|
|
(temp < xfer->nframes)) {
|
|
/*
|
|
* If there is data underflow or the pipe queue is
|
|
* empty we schedule the transfer a few frames ahead
|
|
* of the current frame position. Else two isochronous
|
|
* transfers might overlap.
|
|
*/
|
|
xfer->endpoint->isoc_next = (nframes + 3) & AVR32_FRAME_MASK;
|
|
xfer->endpoint->is_synced = 1;
|
|
DPRINTFN(3, "start next=%d\n", xfer->endpoint->isoc_next);
|
|
}
|
|
/*
|
|
* compute how many milliseconds the insertion is ahead of the
|
|
* current frame position:
|
|
*/
|
|
temp = (xfer->endpoint->isoc_next - nframes) & AVR32_FRAME_MASK;
|
|
|
|
/*
|
|
* pre-compute when the isochronous transfer will be finished:
|
|
*/
|
|
xfer->isoc_time_complete =
|
|
usb_isoc_time_expand(&sc->sc_bus, nframes) + temp +
|
|
xfer->nframes;
|
|
|
|
/* compute frame number for next insertion */
|
|
xfer->endpoint->isoc_next += xfer->nframes;
|
|
|
|
/* setup TDs */
|
|
avr32dci_setup_standard_chain(xfer);
|
|
}
|
|
|
|
static void
|
|
avr32dci_device_isoc_fs_start(struct usb_xfer *xfer)
|
|
{
|
|
/* start TD chain */
|
|
avr32dci_start_standard_chain(xfer);
|
|
}
|
|
|
|
struct usb_pipe_methods avr32dci_device_isoc_fs_methods =
|
|
{
|
|
.open = avr32dci_device_isoc_fs_open,
|
|
.close = avr32dci_device_isoc_fs_close,
|
|
.enter = avr32dci_device_isoc_fs_enter,
|
|
.start = avr32dci_device_isoc_fs_start,
|
|
};
|
|
|
|
/*------------------------------------------------------------------------*
|
|
* at91dci root control support
|
|
*------------------------------------------------------------------------*
|
|
* Simulate a hardware HUB by handling all the necessary requests.
|
|
*------------------------------------------------------------------------*/
|
|
|
|
static const struct usb_device_descriptor avr32dci_devd = {
|
|
.bLength = sizeof(struct usb_device_descriptor),
|
|
.bDescriptorType = UDESC_DEVICE,
|
|
.bcdUSB = {0x00, 0x02},
|
|
.bDeviceClass = UDCLASS_HUB,
|
|
.bDeviceSubClass = UDSUBCLASS_HUB,
|
|
.bDeviceProtocol = UDPROTO_HSHUBSTT,
|
|
.bMaxPacketSize = 64,
|
|
.bcdDevice = {0x00, 0x01},
|
|
.iManufacturer = 1,
|
|
.iProduct = 2,
|
|
.bNumConfigurations = 1,
|
|
};
|
|
|
|
static const struct usb_device_qualifier avr32dci_odevd = {
|
|
.bLength = sizeof(struct usb_device_qualifier),
|
|
.bDescriptorType = UDESC_DEVICE_QUALIFIER,
|
|
.bcdUSB = {0x00, 0x02},
|
|
.bDeviceClass = UDCLASS_HUB,
|
|
.bDeviceSubClass = UDSUBCLASS_HUB,
|
|
.bDeviceProtocol = UDPROTO_FSHUB,
|
|
.bMaxPacketSize0 = 0,
|
|
.bNumConfigurations = 0,
|
|
};
|
|
|
|
static const struct avr32dci_config_desc avr32dci_confd = {
|
|
.confd = {
|
|
.bLength = sizeof(struct usb_config_descriptor),
|
|
.bDescriptorType = UDESC_CONFIG,
|
|
.wTotalLength[0] = sizeof(avr32dci_confd),
|
|
.bNumInterface = 1,
|
|
.bConfigurationValue = 1,
|
|
.iConfiguration = 0,
|
|
.bmAttributes = UC_SELF_POWERED,
|
|
.bMaxPower = 0,
|
|
},
|
|
.ifcd = {
|
|
.bLength = sizeof(struct usb_interface_descriptor),
|
|
.bDescriptorType = UDESC_INTERFACE,
|
|
.bNumEndpoints = 1,
|
|
.bInterfaceClass = UICLASS_HUB,
|
|
.bInterfaceSubClass = UISUBCLASS_HUB,
|
|
.bInterfaceProtocol = 0,
|
|
},
|
|
.endpd = {
|
|
.bLength = sizeof(struct usb_endpoint_descriptor),
|
|
.bDescriptorType = UDESC_ENDPOINT,
|
|
.bEndpointAddress = (UE_DIR_IN | AVR32_INTR_ENDPT),
|
|
.bmAttributes = UE_INTERRUPT,
|
|
.wMaxPacketSize[0] = 8,
|
|
.bInterval = 255,
|
|
},
|
|
};
|
|
|
|
#define HSETW(ptr, val) ptr = { (uint8_t)(val), (uint8_t)((val) >> 8) }
|
|
|
|
static const struct usb_hub_descriptor_min avr32dci_hubd = {
|
|
.bDescLength = sizeof(avr32dci_hubd),
|
|
.bDescriptorType = UDESC_HUB,
|
|
.bNbrPorts = 1,
|
|
HSETW(.wHubCharacteristics, (UHD_PWR_NO_SWITCH | UHD_OC_INDIVIDUAL)),
|
|
.bPwrOn2PwrGood = 50,
|
|
.bHubContrCurrent = 0,
|
|
.DeviceRemovable = {0}, /* port is removable */
|
|
};
|
|
|
|
#define STRING_LANG \
|
|
0x09, 0x04, /* American English */
|
|
|
|
#define STRING_VENDOR \
|
|
'A', 0, 'V', 0, 'R', 0, '3', 0, '2', 0
|
|
|
|
#define STRING_PRODUCT \
|
|
'D', 0, 'C', 0, 'I', 0, ' ', 0, 'R', 0, \
|
|
'o', 0, 'o', 0, 't', 0, ' ', 0, 'H', 0, \
|
|
'U', 0, 'B', 0,
|
|
|
|
USB_MAKE_STRING_DESC(STRING_LANG, avr32dci_langtab);
|
|
USB_MAKE_STRING_DESC(STRING_VENDOR, avr32dci_vendor);
|
|
USB_MAKE_STRING_DESC(STRING_PRODUCT, avr32dci_product);
|
|
|
|
static usb_error_t
|
|
avr32dci_roothub_exec(struct usb_device *udev,
|
|
struct usb_device_request *req, const void **pptr, uint16_t *plength)
|
|
{
|
|
struct avr32dci_softc *sc = AVR32_BUS2SC(udev->bus);
|
|
const void *ptr;
|
|
uint16_t len;
|
|
uint16_t value;
|
|
uint16_t index;
|
|
uint32_t temp;
|
|
usb_error_t err;
|
|
|
|
USB_BUS_LOCK_ASSERT(&sc->sc_bus, MA_OWNED);
|
|
|
|
/* buffer reset */
|
|
ptr = (const void *)&sc->sc_hub_temp;
|
|
len = 0;
|
|
err = 0;
|
|
|
|
value = UGETW(req->wValue);
|
|
index = UGETW(req->wIndex);
|
|
|
|
/* demultiplex the control request */
|
|
|
|
switch (req->bmRequestType) {
|
|
case UT_READ_DEVICE:
|
|
switch (req->bRequest) {
|
|
case UR_GET_DESCRIPTOR:
|
|
goto tr_handle_get_descriptor;
|
|
case UR_GET_CONFIG:
|
|
goto tr_handle_get_config;
|
|
case UR_GET_STATUS:
|
|
goto tr_handle_get_status;
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
|
|
case UT_WRITE_DEVICE:
|
|
switch (req->bRequest) {
|
|
case UR_SET_ADDRESS:
|
|
goto tr_handle_set_address;
|
|
case UR_SET_CONFIG:
|
|
goto tr_handle_set_config;
|
|
case UR_CLEAR_FEATURE:
|
|
goto tr_valid; /* nop */
|
|
case UR_SET_DESCRIPTOR:
|
|
goto tr_valid; /* nop */
|
|
case UR_SET_FEATURE:
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
|
|
case UT_WRITE_ENDPOINT:
|
|
switch (req->bRequest) {
|
|
case UR_CLEAR_FEATURE:
|
|
switch (UGETW(req->wValue)) {
|
|
case UF_ENDPOINT_HALT:
|
|
goto tr_handle_clear_halt;
|
|
case UF_DEVICE_REMOTE_WAKEUP:
|
|
goto tr_handle_clear_wakeup;
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
case UR_SET_FEATURE:
|
|
switch (UGETW(req->wValue)) {
|
|
case UF_ENDPOINT_HALT:
|
|
goto tr_handle_set_halt;
|
|
case UF_DEVICE_REMOTE_WAKEUP:
|
|
goto tr_handle_set_wakeup;
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
case UR_SYNCH_FRAME:
|
|
goto tr_valid; /* nop */
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
|
|
case UT_READ_ENDPOINT:
|
|
switch (req->bRequest) {
|
|
case UR_GET_STATUS:
|
|
goto tr_handle_get_ep_status;
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
|
|
case UT_WRITE_INTERFACE:
|
|
switch (req->bRequest) {
|
|
case UR_SET_INTERFACE:
|
|
goto tr_handle_set_interface;
|
|
case UR_CLEAR_FEATURE:
|
|
goto tr_valid; /* nop */
|
|
case UR_SET_FEATURE:
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
|
|
case UT_READ_INTERFACE:
|
|
switch (req->bRequest) {
|
|
case UR_GET_INTERFACE:
|
|
goto tr_handle_get_interface;
|
|
case UR_GET_STATUS:
|
|
goto tr_handle_get_iface_status;
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
|
|
case UT_WRITE_CLASS_INTERFACE:
|
|
case UT_WRITE_VENDOR_INTERFACE:
|
|
/* XXX forward */
|
|
break;
|
|
|
|
case UT_READ_CLASS_INTERFACE:
|
|
case UT_READ_VENDOR_INTERFACE:
|
|
/* XXX forward */
|
|
break;
|
|
|
|
case UT_WRITE_CLASS_DEVICE:
|
|
switch (req->bRequest) {
|
|
case UR_CLEAR_FEATURE:
|
|
goto tr_valid;
|
|
case UR_SET_DESCRIPTOR:
|
|
case UR_SET_FEATURE:
|
|
break;
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
|
|
case UT_WRITE_CLASS_OTHER:
|
|
switch (req->bRequest) {
|
|
case UR_CLEAR_FEATURE:
|
|
goto tr_handle_clear_port_feature;
|
|
case UR_SET_FEATURE:
|
|
goto tr_handle_set_port_feature;
|
|
case UR_CLEAR_TT_BUFFER:
|
|
case UR_RESET_TT:
|
|
case UR_STOP_TT:
|
|
goto tr_valid;
|
|
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
|
|
case UT_READ_CLASS_OTHER:
|
|
switch (req->bRequest) {
|
|
case UR_GET_TT_STATE:
|
|
goto tr_handle_get_tt_state;
|
|
case UR_GET_STATUS:
|
|
goto tr_handle_get_port_status;
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
|
|
case UT_READ_CLASS_DEVICE:
|
|
switch (req->bRequest) {
|
|
case UR_GET_DESCRIPTOR:
|
|
goto tr_handle_get_class_descriptor;
|
|
case UR_GET_STATUS:
|
|
goto tr_handle_get_class_status;
|
|
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
break;
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
goto tr_valid;
|
|
|
|
tr_handle_get_descriptor:
|
|
switch (value >> 8) {
|
|
case UDESC_DEVICE:
|
|
if (value & 0xff) {
|
|
goto tr_stalled;
|
|
}
|
|
len = sizeof(avr32dci_devd);
|
|
ptr = (const void *)&avr32dci_devd;
|
|
goto tr_valid;
|
|
case UDESC_CONFIG:
|
|
if (value & 0xff) {
|
|
goto tr_stalled;
|
|
}
|
|
len = sizeof(avr32dci_confd);
|
|
ptr = (const void *)&avr32dci_confd;
|
|
goto tr_valid;
|
|
case UDESC_STRING:
|
|
switch (value & 0xff) {
|
|
case 0: /* Language table */
|
|
len = sizeof(avr32dci_langtab);
|
|
ptr = (const void *)&avr32dci_langtab;
|
|
goto tr_valid;
|
|
|
|
case 1: /* Vendor */
|
|
len = sizeof(avr32dci_vendor);
|
|
ptr = (const void *)&avr32dci_vendor;
|
|
goto tr_valid;
|
|
|
|
case 2: /* Product */
|
|
len = sizeof(avr32dci_product);
|
|
ptr = (const void *)&avr32dci_product;
|
|
goto tr_valid;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
goto tr_stalled;
|
|
}
|
|
goto tr_stalled;
|
|
|
|
tr_handle_get_config:
|
|
len = 1;
|
|
sc->sc_hub_temp.wValue[0] = sc->sc_conf;
|
|
goto tr_valid;
|
|
|
|
tr_handle_get_status:
|
|
len = 2;
|
|
USETW(sc->sc_hub_temp.wValue, UDS_SELF_POWERED);
|
|
goto tr_valid;
|
|
|
|
tr_handle_set_address:
|
|
if (value & 0xFF00) {
|
|
goto tr_stalled;
|
|
}
|
|
sc->sc_rt_addr = value;
|
|
goto tr_valid;
|
|
|
|
tr_handle_set_config:
|
|
if (value >= 2) {
|
|
goto tr_stalled;
|
|
}
|
|
sc->sc_conf = value;
|
|
goto tr_valid;
|
|
|
|
tr_handle_get_interface:
|
|
len = 1;
|
|
sc->sc_hub_temp.wValue[0] = 0;
|
|
goto tr_valid;
|
|
|
|
tr_handle_get_tt_state:
|
|
tr_handle_get_class_status:
|
|
tr_handle_get_iface_status:
|
|
tr_handle_get_ep_status:
|
|
len = 2;
|
|
USETW(sc->sc_hub_temp.wValue, 0);
|
|
goto tr_valid;
|
|
|
|
tr_handle_set_halt:
|
|
tr_handle_set_interface:
|
|
tr_handle_set_wakeup:
|
|
tr_handle_clear_wakeup:
|
|
tr_handle_clear_halt:
|
|
goto tr_valid;
|
|
|
|
tr_handle_clear_port_feature:
|
|
if (index != 1) {
|
|
goto tr_stalled;
|
|
}
|
|
DPRINTFN(9, "UR_CLEAR_PORT_FEATURE on port %d\n", index);
|
|
|
|
switch (value) {
|
|
case UHF_PORT_SUSPEND:
|
|
avr32dci_wakeup_peer(sc);
|
|
break;
|
|
|
|
case UHF_PORT_ENABLE:
|
|
sc->sc_flags.port_enabled = 0;
|
|
break;
|
|
|
|
case UHF_PORT_TEST:
|
|
case UHF_PORT_INDICATOR:
|
|
case UHF_C_PORT_ENABLE:
|
|
case UHF_C_PORT_OVER_CURRENT:
|
|
case UHF_C_PORT_RESET:
|
|
/* nops */
|
|
break;
|
|
case UHF_PORT_POWER:
|
|
sc->sc_flags.port_powered = 0;
|
|
avr32dci_pull_down(sc);
|
|
avr32dci_clocks_off(sc);
|
|
break;
|
|
case UHF_C_PORT_CONNECTION:
|
|
/* clear connect change flag */
|
|
sc->sc_flags.change_connect = 0;
|
|
|
|
if (!sc->sc_flags.status_bus_reset) {
|
|
/* we are not connected */
|
|
break;
|
|
}
|
|
/* configure the control endpoint */
|
|
/* set endpoint reset */
|
|
AVR32_WRITE_4(sc, AVR32_EPTRST, AVR32_EPTRST_MASK(0));
|
|
|
|
/* set stall */
|
|
AVR32_WRITE_4(sc, AVR32_EPTSETSTA(0), AVR32_EPTSTA_FRCESTALL);
|
|
|
|
/* reset data toggle */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCLRSTA(0), AVR32_EPTSTA_TOGGLESQ);
|
|
|
|
/* clear stall */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCLRSTA(0), AVR32_EPTSTA_FRCESTALL);
|
|
|
|
/* configure */
|
|
AVR32_WRITE_4(sc, AVR32_EPTCFG(0), AVR32_EPTCFG_TYPE_CTRL |
|
|
AVR32_EPTCFG_NBANK(1) | AVR32_EPTCFG_EPSIZE(6));
|
|
|
|
temp = AVR32_READ_4(sc, AVR32_EPTCFG(0));
|
|
|
|
if (!(temp & AVR32_EPTCFG_EPT_MAPD)) {
|
|
device_printf(sc->sc_bus.bdev,
|
|
"Chip rejected configuration\n");
|
|
} else {
|
|
AVR32_WRITE_4(sc, AVR32_EPTCTLENB(0),
|
|
AVR32_EPTCTL_EPT_ENABL);
|
|
}
|
|
break;
|
|
case UHF_C_PORT_SUSPEND:
|
|
sc->sc_flags.change_suspend = 0;
|
|
break;
|
|
default:
|
|
err = USB_ERR_IOERROR;
|
|
goto done;
|
|
}
|
|
goto tr_valid;
|
|
|
|
tr_handle_set_port_feature:
|
|
if (index != 1) {
|
|
goto tr_stalled;
|
|
}
|
|
DPRINTFN(9, "UR_SET_PORT_FEATURE\n");
|
|
|
|
switch (value) {
|
|
case UHF_PORT_ENABLE:
|
|
sc->sc_flags.port_enabled = 1;
|
|
break;
|
|
case UHF_PORT_SUSPEND:
|
|
case UHF_PORT_RESET:
|
|
case UHF_PORT_TEST:
|
|
case UHF_PORT_INDICATOR:
|
|
/* nops */
|
|
break;
|
|
case UHF_PORT_POWER:
|
|
sc->sc_flags.port_powered = 1;
|
|
break;
|
|
default:
|
|
err = USB_ERR_IOERROR;
|
|
goto done;
|
|
}
|
|
goto tr_valid;
|
|
|
|
tr_handle_get_port_status:
|
|
|
|
DPRINTFN(9, "UR_GET_PORT_STATUS\n");
|
|
|
|
if (index != 1) {
|
|
goto tr_stalled;
|
|
}
|
|
if (sc->sc_flags.status_vbus) {
|
|
avr32dci_clocks_on(sc);
|
|
avr32dci_pull_up(sc);
|
|
} else {
|
|
avr32dci_pull_down(sc);
|
|
avr32dci_clocks_off(sc);
|
|
}
|
|
|
|
/* Select Device Side Mode */
|
|
|
|
value = UPS_PORT_MODE_DEVICE;
|
|
|
|
/* Check for High Speed */
|
|
if (AVR32_READ_4(sc, AVR32_INTSTA) & AVR32_INT_SPEED)
|
|
value |= UPS_HIGH_SPEED;
|
|
|
|
if (sc->sc_flags.port_powered) {
|
|
value |= UPS_PORT_POWER;
|
|
}
|
|
if (sc->sc_flags.port_enabled) {
|
|
value |= UPS_PORT_ENABLED;
|
|
}
|
|
if (sc->sc_flags.status_vbus &&
|
|
sc->sc_flags.status_bus_reset) {
|
|
value |= UPS_CURRENT_CONNECT_STATUS;
|
|
}
|
|
if (sc->sc_flags.status_suspend) {
|
|
value |= UPS_SUSPEND;
|
|
}
|
|
USETW(sc->sc_hub_temp.ps.wPortStatus, value);
|
|
|
|
value = 0;
|
|
|
|
if (sc->sc_flags.change_connect) {
|
|
value |= UPS_C_CONNECT_STATUS;
|
|
}
|
|
if (sc->sc_flags.change_suspend) {
|
|
value |= UPS_C_SUSPEND;
|
|
}
|
|
USETW(sc->sc_hub_temp.ps.wPortChange, value);
|
|
len = sizeof(sc->sc_hub_temp.ps);
|
|
goto tr_valid;
|
|
|
|
tr_handle_get_class_descriptor:
|
|
if (value & 0xFF) {
|
|
goto tr_stalled;
|
|
}
|
|
ptr = (const void *)&avr32dci_hubd;
|
|
len = sizeof(avr32dci_hubd);
|
|
goto tr_valid;
|
|
|
|
tr_stalled:
|
|
err = USB_ERR_STALLED;
|
|
tr_valid:
|
|
done:
|
|
*plength = len;
|
|
*pptr = ptr;
|
|
return (err);
|
|
}
|
|
|
|
static void
|
|
avr32dci_xfer_setup(struct usb_setup_params *parm)
|
|
{
|
|
const struct usb_hw_ep_profile *pf;
|
|
struct avr32dci_softc *sc;
|
|
struct usb_xfer *xfer;
|
|
void *last_obj;
|
|
uint32_t ntd;
|
|
uint32_t n;
|
|
uint8_t ep_no;
|
|
|
|
sc = AVR32_BUS2SC(parm->udev->bus);
|
|
xfer = parm->curr_xfer;
|
|
|
|
/*
|
|
* NOTE: This driver does not use any of the parameters that
|
|
* are computed from the following values. Just set some
|
|
* reasonable dummies:
|
|
*/
|
|
parm->hc_max_packet_size = 0x400;
|
|
parm->hc_max_packet_count = 1;
|
|
parm->hc_max_frame_size = 0x400;
|
|
|
|
usbd_transfer_setup_sub(parm);
|
|
|
|
/*
|
|
* compute maximum number of TDs
|
|
*/
|
|
if ((xfer->endpoint->edesc->bmAttributes & UE_XFERTYPE) == UE_CONTROL) {
|
|
|
|
ntd = xfer->nframes + 1 /* STATUS */ + 1 /* SYNC 1 */
|
|
+ 1 /* SYNC 2 */ ;
|
|
} else {
|
|
|
|
ntd = xfer->nframes + 1 /* SYNC */ ;
|
|
}
|
|
|
|
/*
|
|
* check if "usbd_transfer_setup_sub" set an error
|
|
*/
|
|
if (parm->err)
|
|
return;
|
|
|
|
/*
|
|
* allocate transfer descriptors
|
|
*/
|
|
last_obj = NULL;
|
|
|
|
/*
|
|
* get profile stuff
|
|
*/
|
|
ep_no = xfer->endpointno & UE_ADDR;
|
|
avr32dci_get_hw_ep_profile(parm->udev, &pf, ep_no);
|
|
|
|
if (pf == NULL) {
|
|
/* should not happen */
|
|
parm->err = USB_ERR_INVAL;
|
|
return;
|
|
}
|
|
/* align data */
|
|
parm->size[0] += ((-parm->size[0]) & (USB_HOST_ALIGN - 1));
|
|
|
|
for (n = 0; n != ntd; n++) {
|
|
|
|
struct avr32dci_td *td;
|
|
|
|
if (parm->buf) {
|
|
uint32_t temp;
|
|
|
|
td = USB_ADD_BYTES(parm->buf, parm->size[0]);
|
|
|
|
/* init TD */
|
|
td->max_packet_size = xfer->max_packet_size;
|
|
td->ep_no = ep_no;
|
|
temp = pf->max_in_frame_size | pf->max_out_frame_size;
|
|
td->bank_shift = 0;
|
|
while ((temp /= 2))
|
|
td->bank_shift++;
|
|
if (pf->support_multi_buffer) {
|
|
td->support_multi_buffer = 1;
|
|
}
|
|
td->obj_next = last_obj;
|
|
|
|
last_obj = td;
|
|
}
|
|
parm->size[0] += sizeof(*td);
|
|
}
|
|
|
|
xfer->td_start[0] = last_obj;
|
|
}
|
|
|
|
static void
|
|
avr32dci_xfer_unsetup(struct usb_xfer *xfer)
|
|
{
|
|
return;
|
|
}
|
|
|
|
static void
|
|
avr32dci_ep_init(struct usb_device *udev, struct usb_endpoint_descriptor *edesc,
|
|
struct usb_endpoint *pipe)
|
|
{
|
|
struct avr32dci_softc *sc = AVR32_BUS2SC(udev->bus);
|
|
|
|
DPRINTFN(2, "pipe=%p, addr=%d, endpt=%d, mode=%d (%d,%d)\n",
|
|
pipe, udev->address,
|
|
edesc->bEndpointAddress, udev->flags.usb_mode,
|
|
sc->sc_rt_addr, udev->device_index);
|
|
|
|
if (udev->device_index != sc->sc_rt_addr) {
|
|
|
|
if ((udev->speed != USB_SPEED_FULL) &&
|
|
(udev->speed != USB_SPEED_HIGH)) {
|
|
/* not supported */
|
|
return;
|
|
}
|
|
if ((edesc->bmAttributes & UE_XFERTYPE) == UE_ISOCHRONOUS)
|
|
pipe->methods = &avr32dci_device_isoc_fs_methods;
|
|
else
|
|
pipe->methods = &avr32dci_device_non_isoc_methods;
|
|
}
|
|
}
|
|
|
|
static void
|
|
avr32dci_set_hw_power_sleep(struct usb_bus *bus, uint32_t state)
|
|
{
|
|
struct avr32dci_softc *sc = AVR32_BUS2SC(bus);
|
|
|
|
switch (state) {
|
|
case USB_HW_POWER_SUSPEND:
|
|
avr32dci_suspend(sc);
|
|
break;
|
|
case USB_HW_POWER_SHUTDOWN:
|
|
avr32dci_uninit(sc);
|
|
break;
|
|
case USB_HW_POWER_RESUME:
|
|
avr32dci_resume(sc);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
struct usb_bus_methods avr32dci_bus_methods =
|
|
{
|
|
.endpoint_init = &avr32dci_ep_init,
|
|
.xfer_setup = &avr32dci_xfer_setup,
|
|
.xfer_unsetup = &avr32dci_xfer_unsetup,
|
|
.get_hw_ep_profile = &avr32dci_get_hw_ep_profile,
|
|
.xfer_stall = &avr32dci_xfer_stall,
|
|
.set_stall = &avr32dci_set_stall,
|
|
.clear_stall = &avr32dci_clear_stall,
|
|
.roothub_exec = &avr32dci_roothub_exec,
|
|
.xfer_poll = &avr32dci_do_poll,
|
|
.set_hw_power_sleep = &avr32dci_set_hw_power_sleep,
|
|
};
|