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NetBSD/sys/dev/ic/sl811hs.c

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/* $NetBSD: sl811hs.c,v 1.2 2002/09/08 07:58:14 isaki Exp $ */
/*
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Tetsuya Isaki.
*
* 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.
*/
/*
* ScanLogic SL811HS/T USB Host Controller
*/
/*
* !! HIGHLY EXPERIMENTAL CODE !!
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: sl811hs.c,v 1.2 2002/09/08 07:58:14 isaki Exp $");
#include "opt_slhci.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/proc.h>
#include <sys/device.h>
#include <sys/malloc.h>
#include <machine/bus.h>
#include <machine/cpu.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usbdivar.h>
#include <dev/usb/usb_mem.h>
#include <dev/usb/usbdevs.h>
#include <dev/ic/sl811hsreg.h>
#include <dev/ic/sl811hsvar.h>
static inline u_int8_t sl11read(struct slhci_softc *, int);
static inline void sl11write(struct slhci_softc *, int, u_int8_t);
static inline void sl11read_region(struct slhci_softc *, u_char *, int, int);
static inline void sl11write_region(struct slhci_softc *, int, u_char *, int);
static void sl11_reset(struct slhci_softc *);
static void sl11_speed(struct slhci_softc *);
static usbd_status slhci_open(usbd_pipe_handle);
static void slhci_softintr(void *);
static void slhci_poll(struct usbd_bus *);
static void slhci_poll_hub(void *);
static void slhci_poll_device(void *arg);
static usbd_status slhci_allocm(struct usbd_bus *, usb_dma_t *, u_int32_t);
static void slhci_freem(struct usbd_bus *, usb_dma_t *);
static usbd_xfer_handle slhci_allocx(struct usbd_bus *);
static void slhci_freex(struct usbd_bus *, usbd_xfer_handle);
static int slhci_str(usb_string_descriptor_t *, int, char *);
static usbd_status slhci_root_ctrl_transfer(usbd_xfer_handle);
static usbd_status slhci_root_ctrl_start(usbd_xfer_handle);
static void slhci_root_ctrl_abort(usbd_xfer_handle);
static void slhci_root_ctrl_close(usbd_pipe_handle);
static void slhci_root_ctrl_done(usbd_xfer_handle);
static usbd_status slhci_root_intr_transfer(usbd_xfer_handle);
static usbd_status slhci_root_intr_start(usbd_xfer_handle);
static void slhci_root_intr_abort(usbd_xfer_handle);
static void slhci_root_intr_close(usbd_pipe_handle);
static void slhci_root_intr_done(usbd_xfer_handle);
static usbd_status slhci_device_ctrl_transfer(usbd_xfer_handle);
static usbd_status slhci_device_ctrl_start(usbd_xfer_handle);
static void slhci_device_ctrl_abort(usbd_xfer_handle);
static void slhci_device_ctrl_close(usbd_pipe_handle);
static void slhci_device_ctrl_done(usbd_xfer_handle);
static usbd_status slhci_device_intr_transfer(usbd_xfer_handle);
static usbd_status slhci_device_intr_start(usbd_xfer_handle);
static void slhci_device_intr_abort(usbd_xfer_handle);
static void slhci_device_intr_close(usbd_pipe_handle);
static void slhci_device_intr_done(usbd_xfer_handle);
static usbd_status slhci_device_isoc_transfer(usbd_xfer_handle);
static usbd_status slhci_device_isoc_start(usbd_xfer_handle);
static void slhci_device_isoc_abort(usbd_xfer_handle);
static void slhci_device_isoc_close(usbd_pipe_handle);
static void slhci_device_isoc_done(usbd_xfer_handle);
static usbd_status slhci_device_bulk_transfer(usbd_xfer_handle);
static usbd_status slhci_device_bulk_start(usbd_xfer_handle);
static void slhci_device_bulk_abort(usbd_xfer_handle);
static void slhci_device_bulk_close(usbd_pipe_handle);
static void slhci_device_bulk_done(usbd_xfer_handle);
static int slhci_transaction(struct slhci_softc *,
usbd_pipe_handle, u_int8_t, int, u_char *, u_int8_t);
static void slhci_noop(usbd_pipe_handle);
static void slhci_abort_xfer(usbd_xfer_handle, usbd_status);
static void slhci_device_clear_toggle(usbd_pipe_handle);
extern int usbdebug;
int slhci_dummy;
/* For root hub */
#define SLHCI_INTR_ENDPT (1)
#ifdef SLHCI_DEBUG
#define D_TRACE (0x0001) /* function trace */
#define D_MSG (0x0002) /* debug messages */
#define D_XFER (0x0004) /* transfer messages (noisy!) */
#define D_MEM (0x0008) /* memory allocation */
int slhci_debug = D_MSG | D_XFER;
#define DPRINTF(z,x) if((slhci_debug&(z))!=0)printf x
void print_req(usb_device_request_t *);
void print_req_hub(usb_device_request_t *);
void print_dumpreg(struct slhci_softc *);
void print_xfer(usbd_xfer_handle);
#else
#define DPRINTF(z,x)
#endif
/* XXX: sync with argument */
static char *sltypestr [] = {
"SL11H/T",
"SL811HS/T",
};
struct usbd_bus_methods slhci_bus_methods = {
slhci_open,
slhci_softintr,
slhci_poll,
slhci_allocm,
slhci_freem,
slhci_allocx,
slhci_freex,
};
struct usbd_pipe_methods slhci_root_ctrl_methods = {
slhci_root_ctrl_transfer,
slhci_root_ctrl_start,
slhci_root_ctrl_abort,
slhci_root_ctrl_close,
slhci_noop,
slhci_root_ctrl_done,
};
struct usbd_pipe_methods slhci_root_intr_methods = {
slhci_root_intr_transfer,
slhci_root_intr_start,
slhci_root_intr_abort,
slhci_root_intr_close,
slhci_noop,
slhci_root_intr_done,
};
struct usbd_pipe_methods slhci_device_ctrl_methods = {
slhci_device_ctrl_transfer,
slhci_device_ctrl_start,
slhci_device_ctrl_abort,
slhci_device_ctrl_close,
slhci_noop,
slhci_device_ctrl_done,
};
struct usbd_pipe_methods slhci_device_intr_methods = {
slhci_device_intr_transfer,
slhci_device_intr_start,
slhci_device_intr_abort,
slhci_device_intr_close,
slhci_device_clear_toggle,
slhci_device_intr_done,
};
struct usbd_pipe_methods slhci_device_isoc_methods = {
slhci_device_isoc_transfer,
slhci_device_isoc_start,
slhci_device_isoc_abort,
slhci_device_isoc_close,
slhci_noop,
slhci_device_isoc_done,
};
struct usbd_pipe_methods slhci_device_bulk_methods = {
slhci_device_bulk_transfer,
slhci_device_bulk_start,
slhci_device_bulk_abort,
slhci_device_bulk_close,
slhci_noop,
slhci_device_bulk_done,
};
struct slhci_pipe {
struct usbd_pipe pipe;
};
/*
* SL811HS Register read/write routine
*/
static inline u_int8_t
sl11read(struct slhci_softc *sc, int reg)
{
bus_space_write_1(sc->sc_iot, sc->sc_ioh, SL11_IDX_ADDR, reg);
return bus_space_read_1(sc->sc_iot, sc->sc_ioh, SL11_IDX_DATA);
}
static inline void
sl11write(struct slhci_softc *sc, int reg, u_int8_t data)
{
bus_space_write_1(sc->sc_iot, sc->sc_ioh, SL11_IDX_ADDR, reg);
bus_space_write_1(sc->sc_iot, sc->sc_ioh, SL11_IDX_DATA, data);
}
static inline void
sl11read_region(struct slhci_softc *sc, u_char *buf, int reg, int len)
{
int i;
bus_space_write_1(sc->sc_iot, sc->sc_ioh, SL11_IDX_ADDR, reg);
for (i = 0; i < len; i++)
buf[i] = bus_space_read_1(sc->sc_iot, sc->sc_ioh, SL11_IDX_DATA);
}
static inline void
sl11write_region(struct slhci_softc *sc, int reg, u_char *buf, int len)
{
int i;
bus_space_write_1(sc->sc_iot, sc->sc_ioh, SL11_IDX_ADDR, reg);
for (i = 0; i < len; i++)
bus_space_write_1(sc->sc_iot, sc->sc_ioh, SL11_IDX_DATA, buf[i]);
}
/*
* USB bus reset. From sl811hs_appnote.pdf, p22
*/
static void
sl11_reset(struct slhci_softc *sc)
{
u_int8_t r;
DPRINTF(D_TRACE, ("%s() ", __FUNCTION__));
r = sl11read(sc, SL11_CTRL);
sl11write(sc, SL11_CTRL, r | SL11_CTRL_RESETENGINE);
delay_ms(250);
sl11write(sc, SL11_CTRL, r | SL11_CTRL_RESETENGINE | SL11_CTRL_SUSPEND);
delay_ms(150);
sl11write(sc, SL11_CTRL, r | SL11_CTRL_RESETENGINE);
delay_ms(10);
sl11write(sc, SL11_CTRL, r);
}
/*
* Detect the speed of attached device.
*/
static void
sl11_speed(struct slhci_softc *sc)
{
u_int8_t r;
sl11write(sc, SL11_ISR, 0xff);
r = sl11read(sc, SL11_ISR);
if ((r & SL11_ISR_RESET)) {
DPRINTF(D_MSG, ("NC "));
sl11write(sc, SL11_ISR, SL11_ISR_RESET);
sc->sc_connect = 0;
}
if ((sl11read(sc, SL11_ISR) & SL11_ISR_RESET)) {
sl11write(sc, SL11_ISR, 0xff);
} else {
u_int8_t pol = 0, ctrl = 0;
sc->sc_connect = 1;
if (r & SL11_ISR_DATA) {
DPRINTF(D_MSG, ("FS "));
pol = 0;
ctrl = SL11_CTRL_EOF2;
sc->sc_fullspeed = 1;
} else {
DPRINTF(D_MSG, ("LS "));
pol = SL811_CSOF_POLARITY;
ctrl = SL11_CTRL_LOWSPEED;
sc->sc_fullspeed = 0;
}
sl11write(sc, SL811_CSOF, pol | SL811_CSOF_MASTER | 0x2e);
sl11write(sc, SL11_DATA, 0xe0);
sl11write(sc, SL11_CTRL, ctrl | SL11_CTRL_ENABLESOF);
}
sl11write(sc, SL11_E0PID, (SL11_PID_SOF << 4) + 0);
sl11write(sc, SL11_E0DEV, 0);
sl11write(sc, SL11_E0CTRL, SL11_EPCTRL_ARM);
delay_ms(30);
}
/*
* If detect some known controller, return the type.
* If does not, return -1.
*/
int
sl811hs_find(struct slhci_softc *sc)
{
int rev;
sc->sc_sltype = -1;
rev = sl11read(sc, SL11_REV) >> 4;
if (rev >= SLTYPE_SL11H && rev <= SLTYPE_SL811HS_R14)
sc->sc_sltype = rev;
return sc->sc_sltype;
}
/*
* Attach SL11H/SL811HS. Return 0 if success.
*/
int
slhci_attach(struct slhci_softc *sc, struct device *self)
{
int rev;
/* Detect and check the controller type */
rev = sl811hs_find(sc);
if (rev == -1)
return -1;
printf("%s: ScanLogic %s USB Host Controller",
sc->sc_bus.bdev.dv_xname, sltypestr[(rev > 0)]);
switch (rev) {
case SLTYPE_SL11H:
break;
case SLTYPE_SL811HS_R12:
printf(" (rev 1.2)");
break;
case SLTYPE_SL811HS_R14:
printf(" (rev 1.4)");
break;
default:
printf(" (unknown revision)");
break;
}
printf("\n");
/* Initialize sc */
sc->sc_bus.usbrev = USBREV_1_1;
sc->sc_bus.methods = &slhci_bus_methods;
sc->sc_bus.pipe_size = sizeof(struct slhci_pipe);
sc->sc_bus.dmatag = sc->sc_dmat;
SIMPLEQ_INIT(&sc->sc_free_xfers);
usb_callout_init(sc->sc_poll_handle);
/* Initialize controller */
sl11write(sc, SL811_CSOF, SL811_CSOF_MASTER | 0x2e);
sl11write(sc, SL11_ISR, 0xff);
/* Disable interrupt, then wait 40msec */
sl11write(sc, SL11_IER, 0x00);
delay_ms(40);
/* Reset USB engine */
sl11write(sc, SL11_CTRL, SL11_CTRL_RESETENGINE | SL11_CTRL_SUSPEND);
delay_ms(40);
sl11write(sc, SL11_CTRL, 0x00);
delay_ms(10);
/* USB Bus reset for GET_PORT_STATUS */
sl11_reset(sc);
/* Enable interrupt */
sl11write(sc, SL11_IER, SL11_IER_INSERT);
/* x68k Nereid USB controller needs it */
if (sc->sc_enable_intr)
sc->sc_enable_intr(sc->sc_arg, INTR_ON);
#ifdef USB_DEBUG
usbdebug = 0;
#endif
/* Attach USB devices */
sc->sc_child = config_found(self, &sc->sc_bus, usbctlprint);
return 0;
}
int
slhci_intr(void *arg)
{
struct slhci_softc *sc = arg;
u_int8_t r;
#ifdef SLHCI_DEBUG
char bitbuf[256];
#endif
r = sl11read(sc, SL11_ISR);
sl11write(sc, SL11_ISR, SL11_ISR_DATA | SL11_ISR_SOFTIMER);
if ((r & SL11_ISR_RESET)) {
sc->sc_flags |= SLF_RESET;
sl11write(sc, SL11_ISR, SL11_ISR_RESET);
}
if ((r & SL11_ISR_INSERT)) {
sc->sc_flags |= SLF_INSERT;
sl11write(sc, SL11_ISR, SL11_ISR_INSERT);
}
#ifdef SLHCI_DEBUG
bitmask_snprintf(r,
(sl11read(sc, SL11_CTRL) & SL11_CTRL_SUSPEND)
? "\20\x8""D+\7RESUME\6INSERT\5SOF\4res\3""BABBLE\2USBB\1USBA"
: "\20\x8""D+\7RESET\6INSERT\5SOF\4res\3""BABBLE\2USBB\1USBA",
bitbuf, sizeof(bitbuf));
DPRINTF(D_XFER, ("I=%s ", bitbuf));
#endif /* SLHCI_DEBUG */
return 0;
}
usbd_status
slhci_open(usbd_pipe_handle pipe)
{
usbd_device_handle dev = pipe->device;
struct slhci_softc *sc = (struct slhci_softc *)dev->bus;
usb_endpoint_descriptor_t *ed = pipe->endpoint->edesc;
DPRINTF(D_TRACE, ("slhci_open(addr=%d,ep=%d,scaddr=%d)",
dev->address, ed->bEndpointAddress, sc->sc_addr));
if (dev->address == sc->sc_addr) {
switch (ed->bEndpointAddress) {
case USB_CONTROL_ENDPOINT:
pipe->methods = &slhci_root_ctrl_methods;
break;
case UE_DIR_IN | SLHCI_INTR_ENDPT:
pipe->methods = &slhci_root_intr_methods;
break;
default:
printf("open:endpointErr!\n");
return USBD_INVAL;
}
} else {
switch (ed->bmAttributes & UE_XFERTYPE) {
case UE_CONTROL:
DPRINTF(D_MSG, ("control "));
pipe->methods = &slhci_device_ctrl_methods;
break;
case UE_INTERRUPT:
DPRINTF(D_MSG, ("interrupt "));
pipe->methods = &slhci_device_intr_methods;
break;
case UE_ISOCHRONOUS:
DPRINTF(D_MSG, ("isochronous "));
pipe->methods = &slhci_device_isoc_methods;
break;
case UE_BULK:
DPRINTF(D_MSG, ("bluk "));
pipe->methods = &slhci_device_bulk_methods;
break;
}
}
return USBD_NORMAL_COMPLETION;
}
void
slhci_softintr(void *arg)
{
DPRINTF(D_TRACE, ("%s()", __FUNCTION__));
}
void
slhci_poll(struct usbd_bus *bus)
{
DPRINTF(D_TRACE, ("%s()", __FUNCTION__));
}
/*
* Emulation of interrupt transfer for status change endpoint
* of root hub.
*/
void
slhci_poll_hub(void *arg)
{
usbd_xfer_handle xfer = arg;
usbd_pipe_handle pipe = xfer->pipe;
struct slhci_softc *sc = (struct slhci_softc *)pipe->device->bus;
int s;
u_char *p;
usb_callout(sc->sc_poll_handle, sc->sc_interval, slhci_poll_hub, xfer);
/* USB spec 11.13.3 (p.260) */
p = KERNADDR(&xfer->dmabuf, 0);
p[0] = 0;
if ((sc->sc_flags & (SLF_INSERT | SLF_RESET))) {
p[0] = 2;
DPRINTF(D_TRACE, ("!"));
}
/* no change, return NAK */
if (p[0] == 0)
return;
xfer->actlen = 1;
xfer->status = USBD_NORMAL_COMPLETION;
s = splusb();
xfer->device->bus->intr_context++;
usb_transfer_complete(xfer);
xfer->device->bus->intr_context--;
splx(s);
}
usbd_status
slhci_allocm(struct usbd_bus *bus, usb_dma_t *dma, u_int32_t size)
{
struct slhci_softc *sc = (struct slhci_softc *)bus;
DPRINTF(D_MEM, ("SLallocm"));
return usb_allocmem(&sc->sc_bus, size, 0, dma);
}
void
slhci_freem(struct usbd_bus *bus, usb_dma_t *dma)
{
struct slhci_softc *sc = (struct slhci_softc *)bus;
DPRINTF(D_MEM, ("SLfreem"));
usb_freemem(&sc->sc_bus, dma);
}
usbd_xfer_handle
slhci_allocx(struct usbd_bus *bus)
{
struct slhci_softc *sc = (struct slhci_softc *)bus;
usbd_xfer_handle xfer;
DPRINTF(D_MEM, ("SLallocx"));
xfer = SIMPLEQ_FIRST(&sc->sc_free_xfers);
if (xfer) {
SIMPLEQ_REMOVE_HEAD(&sc->sc_free_xfers, next);
#ifdef DIAGNOSTIC
if (xfer->busy_free != XFER_FREE) {
printf("slhci_allocx: xfer=%p not free, 0x%08x\n",
xfer, xfer->busy_free);
}
#endif
} else {
xfer = malloc(sizeof(*xfer), M_USB, M_NOWAIT);
}
if (xfer) {
memset(xfer, 0, sizeof(*xfer));
#ifdef DIAGNOSTIC
xfer->busy_free = XFER_BUSY;
#endif
}
return xfer;
}
void
slhci_freex(struct usbd_bus *bus, usbd_xfer_handle xfer)
{
struct slhci_softc *sc = (struct slhci_softc *)bus;
DPRINTF(D_MEM, ("SLfreex"));
#ifdef DIAGNOSTIC
if (xfer->busy_free != XFER_BUSY) {
printf("slhci_freex: xfer=%p not busy, 0x%08x\n",
xfer, xfer->busy_free);
return;
}
xfer->busy_free = XFER_FREE;
#endif
SIMPLEQ_INSERT_HEAD(&sc->sc_free_xfers, xfer, next);
}
void
slhci_noop(usbd_pipe_handle pipe)
{
DPRINTF(D_TRACE, ("%s()", __FUNCTION__));
}
/*
* Data structures and routines to emulate the root hub.
*/
usb_device_descriptor_t slhci_devd = {
USB_DEVICE_DESCRIPTOR_SIZE,
UDESC_DEVICE, /* type */
{0x01, 0x01}, /* USB version */
UDCLASS_HUB, /* class */
UDSUBCLASS_HUB, /* subclass */
0, /* protocol */
64, /* max packet */
{USB_VENDOR_SCANLOGIC & 0xff, /* vendor ID (low) */
USB_VENDOR_SCANLOGIC >> 8 }, /* vendor ID (high) */
{0} /* ? */, /* product ID */
{0}, /* device */
1, /* index to manufacturer */
2, /* index to product */
0, /* index to serial number */
1 /* number of configurations */
};
usb_config_descriptor_t slhci_confd = {
USB_CONFIG_DESCRIPTOR_SIZE,
UDESC_CONFIG,
{USB_CONFIG_DESCRIPTOR_SIZE +
USB_INTERFACE_DESCRIPTOR_SIZE +
USB_ENDPOINT_DESCRIPTOR_SIZE},
1, /* number of interfaces */
1, /* configuration value */
0, /* index to configuration */
UC_SELF_POWERED, /* attributes */
15 /* max current is 30mA... */
};
usb_interface_descriptor_t slhci_ifcd = {
USB_INTERFACE_DESCRIPTOR_SIZE,
UDESC_INTERFACE,
0, /* interface number */
0, /* alternate setting */
1, /* number of endpoint */
UICLASS_HUB, /* class */
UISUBCLASS_HUB, /* subclass */
0, /* protocol */
0 /* index to interface */
};
usb_endpoint_descriptor_t slhci_endpd = {
USB_ENDPOINT_DESCRIPTOR_SIZE,
UDESC_ENDPOINT,
UE_DIR_IN | SLHCI_INTR_ENDPT, /* endpoint address */
UE_INTERRUPT, /* attributes */
{8}, /* max packet size */
255 /* interval */
};
usb_hub_descriptor_t slhci_hubd = {
USB_HUB_DESCRIPTOR_SIZE,
UDESC_HUB,
1, /* number of ports */
{UHD_PWR_INDIVIDUAL | UHD_OC_NONE, 0}, /* hub characteristics */
20 /* ? */, /* 5:power on to power good */
50, /* 6:maximum current */
{ 0x00 }, /* both ports are removable */
{ 0x00 } /* port power control mask */
};
static int
slhci_str(usb_string_descriptor_t *p, int l, char *s)
{
int i;
if (l == 0)
return 0;
p->bLength = 2 * strlen(s) + 2;
if (l == 1)
return 1;
p->bDescriptorType = UDESC_STRING;
l -= 2;
for (i = 0; s[i] && l > 1; i++, l -= 2)
USETW2(p->bString[i], 0, s[i]);
return 2 * i + 2;
}
usbd_status
slhci_root_ctrl_transfer(usbd_xfer_handle xfer)
{
usbd_status error;
DPRINTF(D_TRACE, ("SLRCtrans "));
/* Insert last in queue */
error = usb_insert_transfer(xfer);
if (error) {
DPRINTF(D_MSG, ("usb_insert_transfer returns err! "));
return error;
}
/*
* Pipe isn't running (otherwise error would be USBD_INPROG),
* so start it first.
*/
return slhci_root_ctrl_start(SIMPLEQ_FIRST(&xfer->pipe->queue));
}
usbd_status
slhci_root_ctrl_start(usbd_xfer_handle xfer)
{
struct slhci_softc *sc = (struct slhci_softc *)xfer->pipe->device->bus;
usb_device_request_t *req;
int len, value, index, l, s, status;
int totlen = 0;
void *buf = NULL;
usb_port_status_t ps;
usbd_status error;
char slbuf[50];
u_int8_t r;
DPRINTF(D_TRACE, ("SLRCstart "));
req = &xfer->request;
len = UGETW(req->wLength);
value = UGETW(req->wValue);
index = UGETW(req->wIndex);
if (len)
buf = KERNADDR(&xfer->dmabuf, 0);
#ifdef SLHCI_DEBUG
if ((slhci_debud & D_TRACE))
print_req_hub(req);
#endif
#define C(x,y) ((x) | ((y) << 8))
switch (C(req->bRequest, req->bmRequestType)) {
case C(UR_CLEAR_FEATURE, UT_WRITE_DEVICE):
case C(UR_CLEAR_FEATURE, UT_WRITE_INTERFACE):
case C(UR_CLEAR_FEATURE, UT_WRITE_ENDPOINT):
DPRINTF(D_MSG, ("UR_CLEAR_FEATURE "));
break;
case C(UR_GET_CONFIG, UT_READ_DEVICE):
DPRINTF(D_MSG, ("UR_GET_CONFIG "));
if (len > 0) {
*(u_int8_t *)buf = sc->sc_conf;
totlen = 1;
}
break;
case C(UR_GET_DESCRIPTOR, UT_READ_DEVICE):
switch (value >> 8) {
case UDESC_DEVICE:
DPRINTF(D_MSG, ("UDESC_DEVICE "));
if ((value & 0xff) != 0) {
error = USBD_IOERROR;
goto ret;
}
totlen = l = min(len, USB_DEVICE_DESCRIPTOR_SIZE);
memcpy(buf, &slhci_devd, l);
break;
case UDESC_CONFIG:
DPRINTF(D_MSG, ("UDESC_CONFIG "));
if ((value & 0xff) != 0) {
error = USBD_IOERROR;
goto ret;
}
totlen = l = min(len, USB_CONFIG_DESCRIPTOR_SIZE);
memcpy(buf, &slhci_confd, l);
buf = (char *)buf + l;
len -= l;
l = min(len, USB_INTERFACE_DESCRIPTOR_SIZE);
totlen += l;
memcpy(buf, &slhci_ifcd, l);
buf = (char *)buf + l;
len -= l;
l = min(len, USB_ENDPOINT_DESCRIPTOR_SIZE);
totlen += l;
memcpy(buf, &slhci_endpd, l);
break;
case UDESC_STRING:
DPRINTF(D_MSG, ("UDESC_STR "));
if (len == 0)
break;
*(u_int8_t *)buf = 0;
totlen = 1;
switch (value & 0xff) {
case 0:
break;
case 1: /* Vendor */
totlen = slhci_str(buf, len, "ScanLogic");
break;
case 2: /* Product */
sprintf(slbuf, "%s root hub", sltypestr[sc->sc_sltype]);
totlen = slhci_str(buf, len, slbuf);
break;
default:
printf("strerr%d ", value & 0xff);
break;
}
break;
default:
printf("unknownGetDescriptor=%x", value);
error = USBD_IOERROR;
break;
}
break;
case C(UR_GET_INTERFACE, UT_READ_INTERFACE):
/* Get Interface, 9.4.4 */
if (len > 0) {
*(u_int8_t *)buf = 0;
totlen = 1;
}
break;
case C(UR_GET_STATUS, UT_READ_DEVICE):
/* Get Status from device, 9.4.5 */
if (len > 1) {
USETW(((usb_status_t *)buf)->wStatus, UDS_SELF_POWERED);
totlen = 2;
}
break;
case C(UR_GET_STATUS, UT_READ_INTERFACE):
case C(UR_GET_STATUS, UT_READ_ENDPOINT):
/* Get Status from interface, endpoint, 9.4.5 */
if (len > 1) {
USETW(((usb_status_t *)buf)->wStatus, 0);
totlen = 2;
}
break;
case C(UR_SET_ADDRESS, UT_WRITE_DEVICE):
/* Set Address, 9.4.6 */
DPRINTF(D_MSG, ("UR_SET_ADDRESS "));
if (value >= USB_MAX_DEVICES) {
error = USBD_IOERROR;
goto ret;
}
sc->sc_addr = value;
break;
case C(UR_SET_CONFIG, UT_WRITE_DEVICE):
/* Set Configuration, 9.4.7 */
DPRINTF(D_MSG, ("UR_SET_CONFIG "));
if (value != 0 && value != 1) {
error = USBD_IOERROR;
goto ret;
}
sc->sc_conf = value;
break;
case C(UR_SET_DESCRIPTOR, UT_WRITE_DEVICE):
/* Set Descriptor, 9.4.8, not supported */
DPRINTF(D_MSG, ("UR_SET_DESCRIPTOR,WRITE_DEVICE not supported\n"));
break;
case C(UR_SET_FEATURE, UT_WRITE_DEVICE):
case C(UR_SET_FEATURE, UT_WRITE_INTERFACE):
case C(UR_SET_FEATURE, UT_WRITE_ENDPOINT):
/* Set Feature, 9.4.9, not supported */
DPRINTF(D_MSG, ("UR_SET_FEATURE not supported\n"));
error = USBD_IOERROR;
break;
case C(UR_SET_INTERFACE, UT_WRITE_INTERFACE):
/* Set Interface, 9.4.10, not supported */
break;
case C(UR_SYNCH_FRAME, UT_WRITE_ENDPOINT):
/* Synch Frame, 9.4.11, not supported */
break;
/*
* Hub specific requests
*/
case C(UR_CLEAR_FEATURE, UT_WRITE_CLASS_DEVICE):
/* Clear Hub Feature, 11.16.2.1, not supported */
DPRINTF(D_MSG, ("ClearHubFeature not supported\n"));
break;
case C(UR_CLEAR_FEATURE, UT_WRITE_CLASS_OTHER):
/* Clear Port Feature, 11.16.2.2 */
if (index != 1) {
error = USBD_IOERROR;
goto ret;
}
switch (value) {
case UHF_PORT_POWER:
DPRINTF(D_MSG, ("POWER_OFF "));
sc->sc_powerstat = POWER_OFF;
/* x68k Nereid USB controller needs it */
if (sc->sc_enable_power)
sc->sc_enable_power(sc, sc->sc_powerstat);
break;
case UHF_PORT_SUSPEND:
DPRINTF(D_MSG, ("SUSPEND "));
sl11write(sc, SL11_CTRL,
sl11read(sc, SL11_CTRL) & ~SL11_CTRL_SUSPEND);
break;
case UHF_C_PORT_CONNECTION:
sc->sc_change &= ~UPS_C_CONNECT_STATUS;
break;
case UHF_C_PORT_RESET:
sc->sc_change &= ~UPS_C_PORT_RESET;
break;
case UHF_PORT_ENABLE:
break;
case UHF_C_PORT_SUSPEND:
case UHF_C_PORT_ENABLE:
case UHF_C_PORT_OVER_CURRENT:
default:
printf("ClrPortFeatERR:value=0x%x ", value);
error = USBD_IOERROR;
break;
}
//DPRINTF(D_XFER, ("CH=%04x ", sc->sc_change));
break;
case C(UR_GET_BUS_STATE, UT_READ_CLASS_OTHER):
/* Get Bus State, 11.16.2.3, not supported */
/* shall return a STALL... */
break;
case C(UR_GET_DESCRIPTOR, UT_READ_CLASS_DEVICE):
/* Get Hub Descriptor, 11.16.2.4 */
if (value != 0) {
error = USBD_IOERROR;
goto ret;
}
l = min(len, USB_HUB_DESCRIPTOR_SIZE);
totlen = l;
memcpy(buf, &slhci_hubd, l);
break;
case C(UR_GET_STATUS, UT_READ_CLASS_DEVICE):
/* Get Hub Status, 11.16.2.5 */
DPRINTF(D_MSG, ("UR_GET_STATUS RCD"));
if (len != 4) {
error = USBD_IOERROR;
goto ret;
}
memset(buf, 0, len);
totlen = len;
break;
case C(UR_GET_STATUS, UT_READ_CLASS_OTHER):
/* Get Port Status, 11.16.2.6 */
if (index != 1 || len != 4) {
printf("index=%d,len=%d ", index, len);
error = USBD_IOERROR;
goto ret;
}
/*
* change
* o port is always enabled.
* o cannot detect over current.
*/
s = splusb();
sc->sc_change &= ~(UPS_C_CONNECT_STATUS | UPS_C_PORT_RESET);
if ((sc->sc_flags & SLF_INSERT)) {
sc->sc_flags &= ~SLF_INSERT;
sc->sc_change |= UPS_C_CONNECT_STATUS;
}
if ((sc->sc_flags & SLF_RESET)) {
sc->sc_flags &= ~SLF_RESET;
sc->sc_change |= UPS_C_PORT_RESET;
}
splx(s);
/*
* XXX It can recognize that device is detached,
* while there is sl11_speed() here.
*/
if (sc->sc_change)
sl11_speed(sc);
/*
* status
* o port is always enabled.
* o cannot detect over current.
*/
status = 0;
if (sc->sc_connect)
status |= UPS_CURRENT_CONNECT_STATUS | UPS_PORT_ENABLED;
r = sl11read(sc, SL11_CTRL);
if (r & SL11_CTRL_SUSPEND)
status |= UPS_SUSPEND;
if (sc->sc_powerstat)
status |= UPS_PORT_POWER;
if (!sc->sc_fullspeed)
status |= UPS_LOW_SPEED;
//DPRINTF(D_XFER, ("ST=%04x,CH=%04x ", status, sc->sc_change));
USETW(ps.wPortStatus, status);
USETW(ps.wPortChange, sc->sc_change);
l = min(len, sizeof(ps));
memcpy(buf, &ps, l);
totlen = l;
break;
case C(UR_SET_DESCRIPTOR, UT_WRITE_CLASS_DEVICE):
/* Set Hub Descriptor, 11.16.2.7, not supported */
/* STALL ? */
error = USBD_IOERROR;
break;
case C(UR_SET_FEATURE, UT_WRITE_CLASS_DEVICE):
/* Set Hub Feature, 11.16.2.8, not supported */
break;
case C(UR_SET_FEATURE, UT_WRITE_CLASS_OTHER):
/* Set Port Feature, 11.16.2.9 */
if (index != 1) {
printf("index=%d ", index);
error = USBD_IOERROR;
goto ret;
}
switch (value) {
case UHF_PORT_RESET:
DPRINTF(D_MSG, ("PORT_RESET "));
sl11_reset(sc);
sl11_speed(sc);
sc->sc_change = 0;
break;
case UHF_PORT_POWER:
DPRINTF(D_MSG, ("PORT_POWER "));
sc->sc_powerstat = POWER_ON;
/* x68k Nereid USB controller needs it */
if (sc->sc_enable_power)
sc->sc_enable_power(sc, sc->sc_powerstat);
delay_ms(25);
break;
default:
printf("SetPortFeatERR=0x%x ", value);
error = USBD_IOERROR;
break;
}
break;
default:
DPRINTF(D_MSG, ("ioerr(UR=%02x,UT=%02x) ",
req->bRequest, req->bmRequestType));
error = USBD_IOERROR;
goto ret;
}
xfer->actlen = totlen;
error = USBD_NORMAL_COMPLETION;
ret:
xfer->status = error;
s = splusb();
usb_transfer_complete(xfer);
splx(s);
return USBD_IN_PROGRESS;
}
void
slhci_root_ctrl_abort(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("SLRCabort "));
}
void
slhci_root_ctrl_close(usbd_pipe_handle pipe)
{
DPRINTF(D_TRACE, ("SLRCclose "));
}
void
slhci_root_ctrl_done(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("SLRCdone\n"));
}
static usbd_status
slhci_root_intr_transfer(usbd_xfer_handle xfer)
{
usbd_status error;
DPRINTF(D_TRACE, ("SLRItransfer "));
/* Insert last in queue */
error = usb_insert_transfer(xfer);
if (error)
return error;
/*
* Pipe isn't running (otherwise error would be USBD_INPROG),
* start first.
*/
return slhci_root_intr_start(SIMPLEQ_FIRST(&xfer->pipe->queue));
}
static usbd_status
slhci_root_intr_start(usbd_xfer_handle xfer)
{
usbd_pipe_handle pipe = xfer->pipe;
struct slhci_softc *sc = (struct slhci_softc *)pipe->device->bus;
DPRINTF(D_TRACE, ("SLRIstart "));
sc->sc_interval = MS_TO_TICKS(xfer->pipe->endpoint->edesc->bInterval);
usb_callout(sc->sc_poll_handle, sc->sc_interval, slhci_poll_hub, xfer);
sc->sc_intr_xfer = xfer;
return USBD_IN_PROGRESS;
}
static void
slhci_root_intr_abort(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("SLRIabort "));
}
static void
slhci_root_intr_close(usbd_pipe_handle pipe)
{
struct slhci_softc *sc = (struct slhci_softc *)pipe->device->bus;
DPRINTF(D_TRACE, ("SLRIclose "));
usb_uncallout(sc->sc_poll_handle, slhci_poll_hub, sc->sc_intr_xfer);
sc->sc_intr_xfer = NULL;
}
static void
slhci_root_intr_done(usbd_xfer_handle xfer)
{
//DPRINTF(D_XFER, ("RIdn "));
}
static usbd_status
slhci_device_ctrl_transfer(usbd_xfer_handle xfer)
{
usbd_status error;
DPRINTF(D_TRACE, ("C"));
error = usb_insert_transfer(xfer);
if (error)
return error;
return slhci_device_ctrl_start(SIMPLEQ_FIRST(&xfer->pipe->queue));
}
static usbd_status
slhci_device_ctrl_start(usbd_xfer_handle xfer)
{
usb_device_request_t *req = &xfer->request;
usbd_pipe_handle pipe = xfer->pipe;
struct slhci_softc *sc = (struct slhci_softc *)pipe->device->bus;
usbd_status status = USBD_NORMAL_COMPLETION;
void *buf;
int pid = SL11_PID_OUT;
int len, actlen, size;
int s;
u_int8_t toggle = 0;
DPRINTF(D_TRACE, ("st "));
#ifdef SLHCI_DEBUG
if ((slhci_debug & D_TRACE))
print_req_hub(req));
#endif
/* SETUP transaction */
if (slhci_transaction(sc, pipe, SL11_PID_SETUP,
sizeof(*req), (u_char*)req, toggle) == -1) {
status = USBD_IOERROR;
goto ret;
}
toggle ^= SL11_EPCTRL_DATATOGGLE;
/* DATA transaction */
actlen = 0;
len = UGETW(req->wLength);
if (len) {
buf = KERNADDR(&xfer->dmabuf, 0);
if (req->bmRequestType & UT_READ)
pid = SL11_PID_IN;
for (; actlen < len; ) {
size = min(len - actlen, 8/* Minimum size */);
if (slhci_transaction(sc, pipe, pid, size, buf, toggle) == -1)
break;
toggle ^= SL11_EPCTRL_DATATOGGLE;
(u_char*)buf += size;
actlen += size;
}
}
xfer->actlen = actlen;
/* ACK (status) */
if (pid == SL11_PID_IN)
pid = SL11_PID_OUT;
else
pid = SL11_PID_IN;
if (slhci_transaction(sc, pipe, pid, 0, NULL, toggle) == -1)
status = USBD_IOERROR;
ret:
xfer->status = status;
#ifdef SLHCI_DEBUG
if((slhci_debug & D_TRACE) && UGETW(req->wLength) > 0){
int i;
for(i=0; i < UGETW(req->wLength); i++)
printf("%02x", *(unsigned char*)(KERNADDR(&xfer->dmabuf, i)));
printf(" ");
}
#endif
s = splusb();
usb_transfer_complete(xfer);
splx(s);
return USBD_IN_PROGRESS;
}
static void
slhci_device_ctrl_abort(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("Cab "));
slhci_abort_xfer(xfer, USBD_CANCELLED);
}
static void
slhci_device_ctrl_close(usbd_pipe_handle pipe)
{
DPRINTF(D_TRACE, ("Ccl "));
}
static void
slhci_device_ctrl_done(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("Cdn "));
}
static usbd_status
slhci_device_intr_transfer(usbd_xfer_handle xfer)
{
usbd_status error;
DPRINTF(D_TRACE, ("INTRtrans "));
error = usb_insert_transfer(xfer);
if (error)
return error;
return slhci_device_intr_start(SIMPLEQ_FIRST(&xfer->pipe->queue));
}
static usbd_status
slhci_device_intr_start(usbd_xfer_handle xfer)
{
usbd_pipe_handle pipe = xfer->pipe;
struct slhci_xfer *sx;
DPRINTF(D_TRACE, ("INTRstart "));
sx = malloc(sizeof(*sx), M_USB, M_NOWAIT);
if (sx == NULL)
goto reterr;
memset(sx, 0, sizeof(*sx));
sx->sx_xfer = xfer;
xfer->hcpriv = sx;
/* initialize callout */
usb_callout_init(sx->sx_callout_t);
usb_callout(sx->sx_callout_t,
MS_TO_TICKS(pipe->endpoint->edesc->bInterval),
slhci_poll_device, sx);
/* ACK */
return USBD_IN_PROGRESS;
reterr:
return USBD_IOERROR;
}
static void
slhci_poll_device(void *arg)
{
struct slhci_xfer *sx = (struct slhci_xfer *)arg;
usbd_xfer_handle xfer = sx->sx_xfer;
usbd_pipe_handle pipe = xfer->pipe;
struct slhci_softc *sc = (struct slhci_softc *)pipe->device->bus;
void *buf;
int pid;
int r;
int s;
DPRINTF(D_TRACE, ("pldev"));
usb_callout(sx->sx_callout_t,
MS_TO_TICKS(pipe->endpoint->edesc->bInterval),
slhci_poll_device, sx);
/* interrupt transfer */
pid = (UE_GET_DIR(pipe->endpoint->edesc->bEndpointAddress) == UE_DIR_IN)
? SL11_PID_IN : SL11_PID_OUT;
buf = KERNADDR(&xfer->dmabuf, 0);
r = slhci_transaction(sc, pipe, pid, xfer->length, buf, 0/*toggle*/);
if (r < 0) {
DPRINTF(D_MSG, ("%s error", __FUNCTION__));
return;
}
/* no change, return NAK */
if (r == 0)
return;
xfer->status = USBD_NORMAL_COMPLETION;
s = splusb();
xfer->device->bus->intr_context++;
usb_transfer_complete(xfer);
xfer->device->bus->intr_context--;
splx(s);
}
static void
slhci_device_intr_abort(usbd_xfer_handle xfer)
{
struct slhci_xfer *sx;
DPRINTF(D_TRACE, ("INTRabort "));
sx = xfer->hcpriv;
if (sx) {
usb_uncallout(sx->sx_callout_t, slhci_poll_device, sx);
free(sx, M_USB);
xfer->hcpriv = NULL;
} else {
printf("%s: sx == NULL!\n", __FUNCTION__);
}
slhci_abort_xfer(xfer, USBD_CANCELLED);
}
static void
slhci_device_intr_close(usbd_pipe_handle pipe)
{
DPRINTF(D_TRACE, ("INTRclose "));
}
static void
slhci_device_intr_done(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("INTRdone "));
}
static usbd_status
slhci_device_isoc_transfer(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("S"));
return USBD_NORMAL_COMPLETION;
}
static usbd_status
slhci_device_isoc_start(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("st "));
return USBD_NORMAL_COMPLETION;
}
static void
slhci_device_isoc_abort(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("Sab "));
}
static void
slhci_device_isoc_close(usbd_pipe_handle pipe)
{
DPRINTF(D_TRACE, ("Scl "));
}
static void
slhci_device_isoc_done(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("Sdn "));
}
static usbd_status
slhci_device_bulk_transfer(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("B"));
return USBD_NORMAL_COMPLETION;
}
static usbd_status
slhci_device_bulk_start(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("st "));
return USBD_NORMAL_COMPLETION;
}
static void
slhci_device_bulk_abort(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("Bab "));
}
static void
slhci_device_bulk_close(usbd_pipe_handle pipe)
{
DPRINTF(D_TRACE, ("Bcl "));
}
static void
slhci_device_bulk_done(usbd_xfer_handle xfer)
{
DPRINTF(D_TRACE, ("Bdn "));
}
#define DATA0_RD (0x03)
#define DATA0_WR (0x07)
#define SLHCI_TIMEOUT (5000)
/*
* Do a transaction.
* return 1 if ACK, 0 if NAK, -1 if error.
*/
static int
slhci_transaction(struct slhci_softc *sc, usbd_pipe_handle pipe,
u_int8_t pid, int len, u_char *buf, u_int8_t toggle)
{
#ifdef SLHCI_DEBUG
char str[64];
int i;
#endif
int timeout;
int ls_via_hub = 0;
int pl;
u_int8_t isr;
u_int8_t result = 0;
u_int8_t devaddr = pipe->device->address;
u_int8_t endpointaddr = pipe->endpoint->edesc->bEndpointAddress;
u_int8_t endpoint;
u_int8_t cmd = DATA0_RD;
endpoint = UE_GET_ADDR(endpointaddr);
DPRINTF(D_XFER, ("\n(%x,%d%s%d,%d) ",
pid, len, (pid == SL11_PID_IN) ? "<-" : "->", devaddr, endpoint));
/* Set registers */
sl11write(sc, SL11_E0ADDR, 0x40);
sl11write(sc, SL11_E0LEN, len);
sl11write(sc, SL11_E0PID, (pid << 4) + endpoint);
sl11write(sc, SL11_E0DEV, devaddr);
/* Set buffer unless PID_IN */
if (pid != SL11_PID_IN) {
if (len > 0)
sl11write_region(sc, 0x40, buf, len);
cmd = DATA0_WR;
}
/* timing ? */
pl = (len >> 3) + 3;
/* Low speed device via HUB */
/* XXX does not work... */
if ((sc->sc_fullspeed) && pipe->device->speed == USB_SPEED_LOW) {
pl = len + 16;
cmd |= SL11_EPCTRL_PREAMBLE;
/*
* SL811HS/T rev 1.2 has a bug, when it got PID_IN
* from LowSpeed device via HUB.
*/
if (sc->sc_sltype == SLTYPE_SL811HS_R12 && pid == SL11_PID_IN) {
ls_via_hub = 1;
DPRINTF(D_MSG, ("LSvH "));
}
}
/* timing ? */
if (sl11read(sc, SL811_CSOF) <= (u_int8_t)pl)
cmd |= SL11_EPCTRL_SOF;
/* Transfer */
sl11write(sc, SL11_ISR, 0xff);
sl11write(sc, SL11_E0CTRL, cmd | toggle);
/* Polling */
for (timeout = SLHCI_TIMEOUT; timeout; timeout--) {
isr = sl11read(sc, SL11_ISR);
if ((isr & SL11_ISR_USBA))
break;
}
/* Check result status */
result = sl11read(sc, SL11_E0STAT);
if (!(result & SL11_EPSTAT_NAK) && ls_via_hub) {
/* Resend PID_IN within 20usec */
sl11write(sc, SL11_ISR, 0xff);
sl11write(sc, SL11_E0CTRL, SL11_EPCTRL_ARM);
}
sl11write(sc, SL11_ISR, 0xff);
DPRINTF(D_XFER, ("t=%d i=%x ", SLHCI_TIMEOUT - timeout, isr));
#if SLHCI_DEBUG
bitmask_snprintf(result,
"\20\x8STALL\7NAK\6OV\5SETUP\4DATA1\3TIMEOUT\2ERR\1ACK",
str, sizeof(str));
DPRINTF(D_XFER, ("STAT=%s ", str));
#endif
if ((result & SL11_EPSTAT_ERROR))
return -1;
if ((result & SL11_EPSTAT_NAK))
return 0;
/* Read buffer if PID_IN */
if (pid == SL11_PID_IN && len > 0) {
sl11read_region(sc, buf, 0x40, len);
#if SLHCI_DEBUG
for (i = 0; i < len; i++)
DPRINTF(D_XFER, ("%02X ", buf[i]));
#endif
}
return 1;
}
void
slhci_abort_xfer(usbd_xfer_handle xfer, usbd_status status)
{
xfer->status = status;
usb_transfer_complete(xfer);
}
void
slhci_device_clear_toggle(usbd_pipe_handle pipe)
{
DPRINTF(D_TRACE, ("SLdevice_clear_toggle "));
}
#ifdef SLHCI_DEBUG
void
print_req(usb_device_request_t *r)
{
char *xmes[]={
"GETSTAT",
"CLRFEAT",
"res",
"SETFEAT",
"res",
"SETADDR",
"GETDESC",
"SETDESC",
"GETCONF",
"SETCONF",
"GETIN/F",
"SETIN/F",
"SYNC_FR"
};
int req, type, value, index, len;
req = r->bRequest;
type = r->bmRequestType;
value = UGETW(r->wValue);
index = UGETW(r->wIndex);
len = UGETW(r->wLength);
printf("%x,%s,v=%d,i=%d,l=%d ",
type, xmes[req], value, index, len);
}
void
print_req_hub(usb_device_request_t *r)
{
struct {
int req;
int type;
char *str;
} conf[] = {
{ 1, 0x20, "ClrHubFeat" },
{ 1, 0x23, "ClrPortFeat" },
{ 2, 0xa3, "GetBusState" },
{ 6, 0xa0, "GetHubDesc" },
{ 0, 0xa0, "GetHubStat" },
{ 0, 0xa3, "GetPortStat" },
{ 7, 0x20, "SetHubDesc" },
{ 3, 0x20, "SetHubFeat" },
{ 3, 0x23, "SetPortFeat" },
{-1, 0, NULL},
};
int i;
int value, index, len;
value = UGETW(r->wValue);
index = UGETW(r->wIndex);
len = UGETW(r->wLength);
for (i = 0; ; i++) {
if (conf[i].req == -1 )
return print_req(r);
if (r->bmRequestType == conf[i].type && r->bRequest == conf[i].req) {
printf("%s", conf[i].str);
break;
}
}
printf(",v=%d,i=%d,l=%d ", value, index, len);
}
void
print_dumpreg(struct slhci_softc *sc)
{
printf("00=%02x,01=%02x,02=%02x,03=%02x,04=%02x,"
"08=%02x,09=%02x,0A=%02x,0B=%02x,0C=%02x,",
sl11read(sc, 0), sl11read(sc, 1),
sl11read(sc, 2), sl11read(sc, 3),
sl11read(sc, 4), sl11read(sc, 8),
sl11read(sc, 9), sl11read(sc, 10),
sl11read(sc, 11), sl11read(sc, 12)
);
printf("CR1=%02x,IER=%02x,0D=%02x,0E=%02x,0F=%02x ",
sl11read(sc, 5), sl11read(sc, 6),
sl11read(sc, 13), sl11read(sc, 14), sl11read(sc, 15)
);
}
void
print_xfer(usbd_xfer_handle xfer)
{
printf("xfer: length=%d, actlen=%d, flags=%x, timeout=%d,",
xfer->length, xfer->actlen, xfer->flags, xfer->timeout);
printf("request{ ");
print_req_hub(&xfer->request);
printf("} ");
}
#endif /* SLHCI_DEBUG */
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