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add usb host stack(class not release completely)

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sakimusu
2022-02-01 23:02:59 +08:00
parent eff1268057
commit b44617212b
11 changed files with 2796 additions and 0 deletions
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328
class/cdc/usbh_cdc_acm.c Normal file
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/**
* @file usbh_cdc_acm.c
*
* Copyright (c) 2022 sakumisu
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#include "usbh_core.h"
#include "usbh_cdc_acm.h"
#define DEV_FORMAT "/dev/ttyACM%d"
#define DEV_NAMELEN 16
static uint32_t g_devinuse = 0;
void usbh_cdc_acm_callback(void *arg, ssize_t nbytes);
/****************************************************************************
* Name: usbh_cdc_acm_devno_alloc
*
* Description:
* Allocate a unique /dev/ttyACM[n] minor number in the range 0-31.
*
****************************************************************************/
static int usbh_cdc_acm_devno_alloc(struct usbh_cdc_acm *priv)
{
uint32_t flags;
int devno;
flags = usb_osal_enter_critical_section();
for (devno = 0; devno < 32; devno++) {
uint32_t bitno = 1 << devno;
if ((g_devinuse & bitno) == 0) {
g_devinuse |= bitno;
priv->minor = devno;
usb_osal_leave_critical_section(flags);
return 0;
}
}
usb_osal_leave_critical_section(flags);
return -EMFILE;
}
/****************************************************************************
* Name: usbh_cdc_acm_devno_free
*
* Description:
* Free a /dev/ttyACM[n] minor number so that it can be used.
*
****************************************************************************/
static void usbh_cdc_acm_devno_free(struct usbh_cdc_acm *priv)
{
int devno = priv->minor;
if (devno >= 0 && devno < 32) {
uint32_t flags = usb_osal_enter_critical_section();
g_devinuse &= ~(1 << devno);
usb_osal_leave_critical_section(flags);
}
}
/****************************************************************************
* Name: usbh_cdc_acm_mkdevname
*
* Description:
* Format a /dev/ttyACM[n] device name given a minor number.
*
****************************************************************************/
static inline void usbh_cdc_acm_mkdevname(struct usbh_cdc_acm *priv, char *devname)
{
snprintf(devname, DEV_NAMELEN, DEV_FORMAT, priv->minor);
}
int usbh_cdc_acm_set_line_coding(struct usbh_hubport *hport, uint8_t intf, struct cdc_line_coding *line_coding)
{
int ret;
struct usb_setup_packet *setup;
struct usbh_cdc_acm *cdc_acm_class = (struct usbh_cdc_acm *)hport->config.intf[intf].priv;
setup = cdc_acm_class->setup;
if (cdc_acm_class->ctrl_intf != intf) {
return -1;
}
setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_INTERFACE;
setup->bRequest = CDC_REQUEST_SET_LINE_CODING;
setup->wValue = 0;
setup->wIndex = intf;
setup->wLength = 7;
ret = usbh_control_transfer(hport->ep0, setup, (uint8_t *)line_coding);
if (ret < 0) {
return ret;
}
memcpy(cdc_acm_class->linecoding, line_coding, sizeof(struct cdc_line_coding));
return 0;
}
int usbh_cdc_acm_get_line_coding(struct usbh_hubport *hport, uint8_t intf, struct cdc_line_coding *line_coding)
{
int ret;
struct usb_setup_packet *setup;
struct usbh_cdc_acm *cdc_acm_class = (struct usbh_cdc_acm *)hport->config.intf[intf].priv;
setup = cdc_acm_class->setup;
if (cdc_acm_class->ctrl_intf != intf) {
return -1;
}
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_INTERFACE;
setup->bRequest = CDC_REQUEST_GET_LINE_CODING;
setup->wValue = 0;
setup->wIndex = intf;
setup->wLength = 7;
ret = usbh_control_transfer(hport->ep0, setup, (uint8_t *)line_coding);
if (ret < 0) {
return ret;
}
memcpy(cdc_acm_class->linecoding, line_coding, sizeof(struct cdc_line_coding));
return 0;
}
int usbh_cdc_acm_set_line_state(struct usbh_hubport *hport, uint8_t intf, bool dtr, bool rts)
{
int ret;
struct usb_setup_packet *setup;
struct usbh_cdc_acm *cdc_acm_class = (struct usbh_cdc_acm *)hport->config.intf[intf].priv;
setup = cdc_acm_class->setup;
if (cdc_acm_class->ctrl_intf != intf) {
return -1;
}
setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_INTERFACE;
setup->bRequest = CDC_REQUEST_SET_CONTROL_LINE_STATE;
setup->wValue = (dtr << 0) | (rts << 1);
setup->wIndex = intf;
setup->wLength = 0;
ret = usbh_control_transfer(hport->ep0, setup, NULL);
if (ret < 0) {
return ret;
}
cdc_acm_class->dtr = dtr;
cdc_acm_class->rts = rts;
return 0;
}
USB_NOCACHE_RAM_SECTION uint8_t cdc_buffer[4096];
int usbh_cdc_acm_connect(struct usbh_hubport *hport, uint8_t intf)
{
struct usbh_endpoint_cfg ep_cfg = { 0 };
struct usb_endpoint_descriptor *ep_desc;
char devname[DEV_NAMELEN];
int ret;
struct usbh_cdc_acm *cdc_acm_class = usb_malloc(sizeof(struct usbh_cdc_acm));
if (cdc_acm_class == NULL) {
return -ENOMEM;
}
memset(cdc_acm_class, 0, sizeof(struct usbh_cdc_acm));
usbh_cdc_acm_devno_alloc(cdc_acm_class);
usbh_cdc_acm_mkdevname(cdc_acm_class, devname);
hport->config.intf[intf].priv = cdc_acm_class;
hport->config.intf[intf + 1].priv = cdc_acm_class;
cdc_acm_class->setup = usb_iomalloc(sizeof(struct usb_setup_packet));
cdc_acm_class->linecoding = usb_iomalloc(sizeof(struct cdc_line_coding));
cdc_acm_class->ctrl_intf = intf;
cdc_acm_class->data_intf = intf + 1;
cdc_acm_class->linecoding->dwDTERate = 115200;
cdc_acm_class->linecoding->bDataBits = 8;
cdc_acm_class->linecoding->bParityType = 0;
cdc_acm_class->linecoding->bCharFormat = 0;
ret = usbh_cdc_acm_set_line_coding(hport, intf, cdc_acm_class->linecoding);
if (ret < 0) {
return ret;
}
ret = usbh_cdc_acm_set_line_state(hport, intf, true, true);
if (ret < 0) {
return ret;
}
#if 0
ep_desc = &hport->config.intf[intf].ep[0].ep_desc;
ep_cfg.ep_addr = ep_desc->bEndpointAddress;
ep_cfg.ep_type = ep_desc->bmAttributes & USB_ENDPOINT_TYPE_MASK;
ep_cfg.ep_mps = ep_desc->wMaxPacketSize;
ep_cfg.ep_interval = ep_desc->bInterval;
ep_cfg.hport = hport;
usbh_ep_alloc(&cdc_acm_class->intin, &ep_cfg);
#endif
for (uint8_t i = 0; i < hport->config.intf[intf + 1].intf_desc.bNumEndpoints; i++) {
ep_desc = &hport->config.intf[intf + 1].ep[i].ep_desc;
ep_cfg.ep_addr = ep_desc->bEndpointAddress;
ep_cfg.ep_type = ep_desc->bmAttributes & USB_ENDPOINT_TYPE_MASK;
ep_cfg.ep_mps = ep_desc->wMaxPacketSize;
ep_cfg.ep_interval = ep_desc->bInterval;
ep_cfg.hport = hport;
if (ep_desc->bEndpointAddress & 0x80) {
usbh_ep_alloc(&cdc_acm_class->bulkin, &ep_cfg);
} else {
usbh_ep_alloc(&cdc_acm_class->bulkout, &ep_cfg);
}
}
USB_LOG_INFO("Register CDC ACM Class:%s\r\n", devname);
memset(cdc_buffer, 0, 512);
ret = usbh_ep_bulk_transfer(cdc_acm_class->bulkin, cdc_buffer, 512);
if (ret < 0) {
printf("bulk in error\r\n");
return ret;
}
printf("recv over:%d\r\n", ret);
for (size_t i = 0; i < ret; i++) {
printf("0x%02x ", cdc_buffer[i]);
}
printf("\r\n");
const uint8_t data1[10] = { 0x02, 0x00, 0x00, 0x00, 0x02, 0x02, 0x08, 0x14 };
memcpy(cdc_buffer, data1, 8);
ret = usbh_ep_bulk_transfer(cdc_acm_class->bulkout, cdc_buffer, 8);
if (ret < 0) {
printf("bulk out error\r\n");
return ret;
}
printf("send over:%d\r\n", ret);
#if 0
usbh_ep_bulk_async_transfer(cdc_acm_class->bulkin, cdc_buffer, 512, usbh_cdc_acm_callback, NULL);
#else
ret = usbh_ep_bulk_transfer(cdc_acm_class->bulkin, cdc_buffer, 512);
if (ret < 0) {
printf("bulk in error\r\n");
return ret;
}
printf("recv over:%d\r\n", ret);
for (size_t i = 0; i < ret; i++) {
printf("0x%02x ", cdc_buffer[i]);
}
printf("\r\n");
#endif
return ret;
}
int usbh_cdc_acm_disconnect(struct usbh_hubport *hport, uint8_t intf)
{
char devname[DEV_NAMELEN];
int ret = 0;
struct usbh_cdc_acm *cdc_acm_class = (struct usbh_cdc_acm *)hport->config.intf[intf].priv;
if (cdc_acm_class) {
usbh_cdc_acm_devno_free(cdc_acm_class);
usbh_cdc_acm_mkdevname(cdc_acm_class, devname);
if (cdc_acm_class->bulkin) {
ret = usb_ep_cancel(cdc_acm_class->bulkin);
if (ret < 0) {
}
usbh_ep_free(cdc_acm_class->bulkin);
}
if (cdc_acm_class->bulkout) {
ret = usb_ep_cancel(cdc_acm_class->bulkout);
if (ret < 0) {
}
usbh_ep_free(cdc_acm_class->bulkout);
}
if (cdc_acm_class->setup)
usb_iofree(cdc_acm_class->setup);
if (cdc_acm_class->linecoding)
usb_iofree(cdc_acm_class->linecoding);
usb_free(cdc_acm_class);
hport->config.intf[intf].priv = NULL;
hport->config.intf[intf + 1].priv = NULL;
USB_LOG_INFO("Unregister CDC ACM Class:%s\r\n", devname);
}
return ret;
}
void usb_cdc_acm_callback(void *arg, ssize_t result)
{
printf("result:%d\r\n", result);
}
const struct usbh_class_driver cdc_acm_class_driver = {
.driver_name = "cdc_acm",
.connect = usbh_cdc_acm_connect,
.disconnect = usbh_cdc_acm_disconnect
};

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/**
* @file usbh_cdc_acm.h
*
* Copyright (c) 2022 sakumisu
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#ifndef _USBH_CDC_ACM_H
#define _USBH_CDC_ACM_H
#include "usb_cdc.h"
struct usbh_cdc_acm {
struct usb_setup_packet *setup;
struct cdc_line_coding *linecoding;
uint8_t ctrl_intf; /* Control interface number */
uint8_t data_intf; /* Data interface number */
bool dtr;
bool rts;
uint8_t minor;
usbh_epinfo_t bulkin; /* Bulk IN endpoint */
usbh_epinfo_t bulkout; /* Bulk OUT endpoint */
#ifdef HAVE_INTIN_ENDPOINT
usbh_epinfo_t intin; /* Interrupt IN endpoint (optional) */
#endif
};
extern const struct usbh_class_driver cdc_acm_class_driver;
#ifdef __cplusplus
extern "C" {
#endif
#ifdef __cplusplus
}
#endif
#endif

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/**
* @file usbh_hid.c
*
* Copyright (c) 2022 sakumisu
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#include "usbh_core.h"
#include "usbh_hid.h"
#define DEV_FORMAT "/dev/input%d"
#define DEV_NAMELEN 16
static uint32_t g_devinuse = 0;
/****************************************************************************
* Name: usbh_hid_devno_alloc
*
* Description:
* Allocate a unique /dev/hid[n] minor number in the range 0-31.
*
****************************************************************************/
static int usbh_hid_devno_alloc(struct usbh_hid *priv)
{
uint32_t flags;
int devno;
flags = usb_osal_enter_critical_section();
for (devno = 0; devno < 32; devno++) {
uint32_t bitno = 1 << devno;
if ((g_devinuse & bitno) == 0) {
g_devinuse |= bitno;
priv->minor = devno;
usb_osal_leave_critical_section(flags);
return 0;
}
}
usb_osal_leave_critical_section(flags);
return -EMFILE;
}
/****************************************************************************
* Name: usbh_hid_devno_free
*
* Description:
* Free a /dev/hid[n] minor number so that it can be used.
*
****************************************************************************/
static void usbh_hid_devno_free(struct usbh_hid *priv)
{
int devno = priv->minor;
if (devno >= 0 && devno < 32) {
uint32_t flags = usb_osal_enter_critical_section();
g_devinuse &= ~(1 << devno);
usb_osal_leave_critical_section(flags);
}
}
/****************************************************************************
* Name: usbh_hid_mkdevname
*
* Description:
* Format a /dev/hid[n] device name given a minor number.
*
****************************************************************************/
static inline void usbh_hid_mkdevname(struct usbh_hid *priv, char *devname)
{
snprintf(devname, DEV_NAMELEN, DEV_FORMAT, priv->minor);
}
int usbh_hid_get_report_descriptor(struct usbh_hubport *hport, uint8_t intf, uint8_t *buffer)
{
struct usb_setup_packet *setup;
struct usbh_hid *hid_class = (struct usbh_hid *)hport->config.intf[intf].priv;
setup = hid_class->setup;
if (hid_class->intf != intf) {
return -1;
}
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_STANDARD | USB_REQUEST_RECIPIENT_INTERFACE;
setup->bRequest = USB_REQUEST_GET_DESCRIPTOR;
setup->wValue = HID_DESCRIPTOR_TYPE_HID_REPORT << 8;
setup->wIndex = intf;
setup->wLength = 128;
return usbh_control_transfer(hport->ep0, setup, buffer);
}
int usbh_hid_set_idle(struct usbh_hubport *hport, uint8_t intf, uint8_t report_id, uint8_t duration)
{
int ret;
struct usb_setup_packet *setup;
struct usbh_hid *hid_class = (struct usbh_hid *)hport->config.intf[intf].priv;
setup = hid_class->setup;
if (hid_class->intf != intf) {
return -1;
}
setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_INTERFACE;
setup->bRequest = HID_REQUEST_SET_IDLE;
setup->wValue = report_id;
setup->wIndex = (duration << 8) | intf;
setup->wLength = 0;
ret = usbh_control_transfer(hport->ep0, setup, NULL);
if (ret < 0) {
return ret;
}
return 0;
}
int usbh_hid_get_idle(struct usbh_hubport *hport, uint8_t intf, uint8_t *buffer)
{
int ret;
struct usb_setup_packet *setup;
struct usbh_hid *hid_class = (struct usbh_hid *)hport->config.intf[intf].priv;
setup = hid_class->setup;
if (hid_class->intf != intf) {
return -1;
}
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_INTERFACE;
setup->bRequest = HID_REQUEST_GET_IDLE;
setup->wValue = 0;
setup->wIndex = intf;
setup->wLength = 1;
ret = usbh_control_transfer(hport->ep0, setup, buffer);
if (ret < 0) {
return ret;
}
return 0;
}
USB_NOCACHE_RAM_SECTION uint8_t report_buffer[128];
void usbh_hid_callback(void *arg, ssize_t nbytes)
{
printf("nbytes:%d\r\n", nbytes);
}
int usbh_hid_connect(struct usbh_hubport *hport, uint8_t intf)
{
struct usbh_endpoint_cfg ep_cfg = { 0 };
struct usb_endpoint_descriptor *ep_desc;
char devname[DEV_NAMELEN];
int ret;
struct usbh_hid *hid_class = usb_malloc(sizeof(struct usbh_hid));
if (hid_class == NULL) {
return -1;
}
memset(hid_class, 0, sizeof(struct usbh_hid));
usbh_hid_devno_alloc(hid_class);
usbh_hid_mkdevname(hid_class, devname);
hport->config.intf[intf].priv = hid_class;
hid_class->setup = usb_iomalloc(sizeof(struct usb_setup_packet));
hid_class->intf = intf;
ret = usbh_hid_set_idle(hport, intf, 0, 0);
if (ret < 0) {
return ret;
}
ret = usbh_hid_get_report_descriptor(hport, intf, report_buffer);
if (ret < 0) {
return ret;
}
for (uint8_t i = 0; i < hport->config.intf[intf].intf_desc.bNumEndpoints; i++) {
ep_desc = &hport->config.intf[intf].ep[i].ep_desc;
ep_cfg.ep_addr = ep_desc->bEndpointAddress;
ep_cfg.ep_type = ep_desc->bmAttributes & USB_ENDPOINT_TYPE_MASK;
ep_cfg.ep_mps = ep_desc->wMaxPacketSize;
ep_cfg.ep_interval = ep_desc->bInterval;
ep_cfg.hport = hport;
if (ep_desc->bEndpointAddress & 0x80) {
usbh_ep_alloc(&hid_class->intin, &ep_cfg);
} else {
usbh_ep_alloc(&hid_class->intout, &ep_cfg);
}
}
USB_LOG_INFO("Register HID Class:%s\r\n", devname);
ret = usbh_ep_intr_async_transfer(hid_class->intin, report_buffer, 128, usbh_hid_callback, NULL);
if (ret < 0) {
return ret;
}
#if 0
ret = usbh_ep_intr_transfer(hid_class->intin, report_buffer, 128);
if (ret < 0) {
return ret;
}
USB_LOG_INFO("recv len:%d\r\n", ret);
#endif
return 0;
}
int usbh_hid_disconnect(struct usbh_hubport *hport, uint8_t intf)
{
char devname[DEV_NAMELEN];
int ret = 0;
struct usbh_hid *hid_class = (struct usbh_hid *)hport->config.intf[intf].priv;
if (hid_class) {
usbh_hid_devno_free(hid_class);
usbh_hid_mkdevname(hid_class, devname);
if (hid_class->intin) {
ret = usb_ep_cancel(hid_class->intin);
if (ret < 0) {
}
usbh_ep_free(hid_class->intin);
}
if (hid_class->intout) {
ret = usb_ep_cancel(hid_class->intout);
if (ret < 0) {
}
usbh_ep_free(hid_class->intout);
}
if (hid_class->setup)
usb_iofree(hid_class->setup);
usb_free(hid_class);
hport->config.intf[intf].priv = NULL;
USB_LOG_INFO("Unregister HID Class:%s\r\n", devname);
}
return ret;
}
const struct usbh_class_driver hid_class_driver = {
.driver_name = "hid",
.connect = usbh_hid_connect,
.disconnect = usbh_hid_disconnect
};

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/**
* @file usbh_hid.h
*
* Copyright (c) 2022 sakumisu
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#ifndef _USBH_HID_H
#define _USBH_HID_H
#include "usb_hid.h"
struct usbh_hid {
struct usb_setup_packet *setup;
uint8_t intf; /* interface number */
uint8_t minor;
usbh_epinfo_t intin; /* INTR IN endpoint */
usbh_epinfo_t intout; /* INTR OUT endpoint */
};
extern const struct usbh_class_driver hid_class_driver;
#ifdef __cplusplus
extern "C" {
#endif
#ifdef __cplusplus
}
#endif
#endif

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/**
* @file usbh_hub.c
*
* Copyright (c) 2022 sakumisu
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#include "usbh_core.h"
#include "usbh_hub.h"
#define DEV_FORMAT "/dev/hub%d"
#define DEV_NAMELEN 16
static uint32_t g_devinuse = 0;
usb_slist_t hub_class_head = USB_SLIST_OBJECT_INIT(hub_class_head);
USB_NOCACHE_RAM_SECTION uint8_t int_buffer[6][USBH_HUB_INTIN_BUFSIZE];
extern void usbh_external_hport_connect(struct usbh_hubport *hport);
extern void usbh_external_hport_disconnect(struct usbh_hubport *hport);
extern void usbh_hport_activate(struct usbh_hubport *hport);
extern void usbh_hport_deactivate(struct usbh_hubport *hport);
static void usbh_external_hub_callback(void *arg, ssize_t nbytes);
static inline void usbh_hub_register(struct usbh_hub *hub)
{
usb_slist_add_tail(&hub_class_head, &hub->list);
}
static inline void usbh_hub_unregister(struct usbh_hub *hub)
{
usb_slist_remove(&hub_class_head, &hub->list);
}
/****************************************************************************
* Name: usbh_hub_devno_alloc
*
* Description:
* Allocate a unique /dev/hub[n] minor number in the range 2-31.
*
****************************************************************************/
static int usbh_hub_devno_alloc(struct usbh_hub *hub)
{
uint32_t flags;
int devno;
flags = usb_osal_enter_critical_section();
for (devno = 2; devno < 32; devno++) {
uint32_t bitno = 1 << devno;
if ((g_devinuse & bitno) == 0) {
g_devinuse |= bitno;
hub->index = devno;
usb_osal_leave_critical_section(flags);
return 0;
}
}
usb_osal_leave_critical_section(flags);
return -EMFILE;
}
/****************************************************************************
* Name: usbh_hub_devno_free
*
* Description:
* Free a /dev/hub[n] minor number so that it can be used.
*
****************************************************************************/
static void usbh_hub_devno_free(struct usbh_hub *hub)
{
int devno = hub->index;
if (devno >= 2 && devno < 32) {
uint32_t flags = usb_osal_enter_critical_section();
g_devinuse &= ~(1 << devno);
usb_osal_leave_critical_section(flags);
}
}
/****************************************************************************
* Name: usbh_hub_mkdevname
*
* Description:
* Format a /dev/hub[n] device name given a minor number.
*
****************************************************************************/
static inline void usbh_hub_mkdevname(struct usbh_hub *hub, char *devname)
{
snprintf(devname, DEV_NAMELEN, DEV_FORMAT, hub->index);
}
int usbh_hub_get_hub_descriptor(struct usbh_hub *hub, uint8_t *buffer)
{
struct usb_setup_packet *setup;
setup = hub->setup;
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_DEVICE;
setup->bRequest = USB_REQUEST_GET_DESCRIPTOR;
setup->wValue = HUB_DESCRIPTOR_TYPE_HUB << 8;
setup->wIndex = 0;
setup->wLength = USB_SIZEOF_HUB_DESC;
return usbh_control_transfer(hub->parent->ep0, setup, buffer);
}
int usbh_hub_get_status(struct usbh_hub *hub, uint8_t *buffer)
{
struct usb_setup_packet *setup;
setup = hub->setup;
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_DEVICE;
setup->bRequest = HUB_REQUEST_GET_STATUS;
setup->wValue = 0;
setup->wIndex = 0;
setup->wLength = 2;
return usbh_control_transfer(hub->parent->ep0, setup, buffer);
}
int usbh_hub_get_portstatus(struct usbh_hub *hub, uint8_t port, struct hub_port_status *port_status)
{
struct usb_setup_packet *setup;
setup = hub->setup;
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_OTHER;
setup->bRequest = HUB_REQUEST_GET_STATUS;
setup->wValue = 0;
setup->wIndex = port;
setup->wLength = 4;
return usbh_control_transfer(hub->parent->ep0, setup, (uint8_t *)port_status);
}
int usbh_hub_set_feature(struct usbh_hub *hub, uint8_t port, uint8_t feature)
{
struct usb_setup_packet *setup;
setup = hub->setup;
setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_OTHER;
setup->bRequest = HUB_REQUEST_SET_FEATURE;
setup->wValue = feature;
setup->wIndex = port;
setup->wLength = 0;
return usbh_control_transfer(hub->parent->ep0, setup, NULL);
}
int usbh_hub_clear_feature(struct usbh_hub *hub, uint8_t port, uint8_t feature)
{
struct usb_setup_packet *setup;
setup = hub->setup;
setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_OTHER;
setup->bRequest = HUB_REQUEST_CLEAR_FEATURE;
setup->wValue = feature;
setup->wIndex = port;
setup->wLength = 0;
return usbh_control_transfer(hub->parent->ep0, setup, NULL);
}
static int parse_hub_descriptor(struct usb_hub_descriptor *desc, uint16_t length)
{
if (desc->bLength != USB_SIZEOF_HUB_DESC) {
USB_LOG_ERR("invalid device bLength 0x%02x\r\n", desc->bLength);
return -1;
} else if (desc->bDescriptorType != HUB_DESCRIPTOR_TYPE_HUB) {
USB_LOG_ERR("unexpected descriptor 0x%02x\r\n", desc->bDescriptorType);
return -2;
} else {
USB_LOG_INFO("Device Descriptor:\r\n");
USB_LOG_INFO("bLength: 0x%02x \r\n", desc->bLength);
USB_LOG_INFO("bDescriptorType: 0x%02x \r\n", desc->bDescriptorType);
USB_LOG_INFO("bNbrPorts: 0x%02x \r\n", desc->bNbrPorts);
USB_LOG_INFO("wHubCharacteristics: 0x%04x \r\n", desc->wHubCharacteristics);
USB_LOG_INFO("bPwrOn2PwrGood: 0x%02x \r\n", desc->bPwrOn2PwrGood);
USB_LOG_INFO("bHubContrCurrent: 0x%02x \r\n", desc->bHubContrCurrent);
USB_LOG_INFO("DeviceRemovable: 0x%02x \r\n", desc->DeviceRemovable);
USB_LOG_INFO("PortPwrCtrlMask: 0x%02x \r\n", desc->PortPwrCtrlMask);
}
return 0;
}
int usbh_hub_connect(struct usbh_hubport *hport, uint8_t intf)
{
struct usbh_endpoint_cfg ep_cfg = { 0 };
struct usb_endpoint_descriptor *ep_desc;
char devname[DEV_NAMELEN];
int ret;
uint8_t *hub_desc_buffer;
struct usbh_hub *hub_class;
hub_class = usb_malloc(sizeof(struct usbh_hub));
if (hub_class == NULL) {
return -1;
}
memset(hub_class, 0, sizeof(struct usbh_hub));
hub_class->setup = usb_iomalloc(sizeof(struct usb_setup_packet));
hub_class->port_status = usb_iomalloc(sizeof(struct hub_port_status));
hub_desc_buffer = usb_iomalloc(32);
usbh_hub_devno_alloc(hub_class);
usbh_hub_mkdevname(hub_class, devname);
hub_class->dev_addr = hport->dev_addr;
hub_class->parent = hport;
hport->config.intf[0].priv = hub_class;
ret = usbh_hub_get_hub_descriptor(hub_class, hub_desc_buffer);
if (ret != 0) {
usb_iofree(hub_desc_buffer);
return ret;
}
parse_hub_descriptor((struct usb_hub_descriptor *)hub_desc_buffer, USB_SIZEOF_HUB_DESC);
memcpy(&hub_class->hub_desc, hub_desc_buffer, USB_SIZEOF_HUB_DESC);
usb_iofree(hub_desc_buffer);
hub_class->nports = hub_class->hub_desc.bNbrPorts;
for (uint8_t port = 1; port <= hub_class->nports; port++) {
hub_class->child[port - 1].port = port;
hub_class->child[port - 1].parent = hub_class;
}
hub_class->int_buffer = int_buffer[hub_class->index - 2];
usbh_hub_register(hub_class);
ep_desc = &hport->config.intf[intf].ep[0].ep_desc;
ep_cfg.ep_addr = ep_desc->bEndpointAddress;
ep_cfg.ep_type = ep_desc->bmAttributes & USB_ENDPOINT_TYPE_MASK;
ep_cfg.ep_mps = ep_desc->wMaxPacketSize;
ep_cfg.ep_interval = ep_desc->bInterval;
ep_cfg.hport = hport;
if (ep_desc->bEndpointAddress & 0x80) {
usbh_ep_alloc(&hub_class->intin, &ep_cfg);
} else {
return -1;
}
for (uint8_t port = 1; port <= hub_class->nports; port++) {
ret = usbh_hub_set_feature(hub_class, 1, HUB_PORT_FEATURE_POWER);
if (ret < 0) {
return ret;
}
}
for (uint8_t port = 1; port <= hub_class->nports; port++) {
ret = usbh_hub_get_portstatus(hub_class, port, hub_class->port_status);
USB_LOG_INFO("Port:%d, status:0x%02x, change:0x%02x\r\n", port, hub_class->port_status->wPortStatus, hub_class->port_status->wPortChange);
if (ret < 0) {
return ret;
}
}
USB_LOG_INFO("Register HUB Class:%s\r\n", devname);
ret = usbh_ep_intr_async_transfer(hub_class->intin, hub_class->int_buffer, USBH_HUB_INTIN_BUFSIZE, usbh_external_hub_callback, hub_class);
return 0;
}
int usbh_hub_disconnect(struct usbh_hubport *hport, uint8_t intf)
{
struct usbh_hubport *child;
char devname[DEV_NAMELEN];
int ret = 0;
struct usbh_hub *hub_class = (struct usbh_hub *)hport->config.intf[intf].priv;
if (hub_class) {
usbh_hub_devno_free(hub_class);
usbh_hub_mkdevname(hub_class, devname);
if (hub_class->intin) {
ret = usb_ep_cancel(hub_class->intin);
if (ret < 0) {
}
usbh_ep_free(hub_class->intin);
}
if (hub_class->setup)
usb_iofree(hub_class->setup);
if (hub_class->port_status)
usb_iofree(hub_class->port_status);
for (uint8_t port = 1; port <= hub_class->nports; port++) {
child = &hub_class->child[port - 1];
usbh_hport_deactivate(child);
for (uint8_t i = 0; i < child->config.config_desc.bNumInterfaces; i++) {
if (child->config.intf[i].class_driver && child->config.intf[i].class_driver->disconnect) {
ret = CLASS_DISCONNECT(child, i);
}
}
child->config.config_desc.bNumInterfaces = 0;
child->parent = NULL;
}
usbh_hub_unregister(hub_class);
usb_free(hub_class);
hport->config.intf[intf].priv = NULL;
USB_LOG_INFO("Unregister HUB Class:%s\r\n", devname);
}
return ret;
}
static void usbh_extern_hub_psc_event(void *arg)
{
struct usbh_hub *hub_class;
struct usbh_hubport *connport;
uint8_t port_change;
uint16_t status;
uint16_t change;
uint16_t mask;
uint16_t feat;
uint32_t flags;
int ret;
hub_class = (struct usbh_hub *)arg;
/* Has the hub been disconnected? */
if (!hub_class->parent->connected) {
return;
}
port_change = hub_class->int_buffer[0];
USB_LOG_DBG("port_change:0x%02x\r\n", port_change);
/* Check for status change on any port */
for (uint8_t port = USBH_HUB_PORT_START_INDEX; port <= hub_class->nports; port++) {
/* Check if port status has changed */
if ((port_change & (1 << port)) == 0) {
continue;
}
USB_LOG_DBG("Port %d change\r\n", port);
/* Port status changed, check what happened */
port_change &= ~(1 << port);
/* Read hub port status */
ret = usbh_hub_get_portstatus(hub_class, port, hub_class->port_status);
if (ret < 0) {
USB_LOG_ERR("Failed to read port:%d status, errorcode: %d\r\n", port, ret);
continue;
}
status = hub_class->port_status->wPortStatus;
change = hub_class->port_status->wPortChange;
USB_LOG_DBG("Port:%d, status:0x%02x, change:0x%02x\r\n", port, status, change);
/* First, clear all change bits */
mask = 1;
feat = HUB_PORT_FEATURE_C_CONNECTION;
while (change) {
if (change & mask) {
ret = usbh_hub_clear_feature(hub_class, port, feat);
if (ret < 0) {
USB_LOG_ERR("Failed to clear port:%d, change mask:%04x, errorcode:%d\r\n", port, mask, ret);
}
change &= (~mask);
}
mask <<= 1;
feat++;
}
change = hub_class->port_status->wPortChange;
/* Handle connect or disconnect, no power management */
if (change & HUB_PORT_STATUS_C_CONNECTION) {
ret = usbh_hub_get_portstatus(hub_class, port, hub_class->port_status);
if (ret < 0) {
USB_LOG_ERR("Failed to read port:%d status, errorcode: %d\r\n", port, ret);
}
status = hub_class->port_status->wPortStatus;
change = hub_class->port_status->wPortChange;
if (status & HUB_PORT_STATUS_CONNECTION) {
/* Device connected to a port on the hub */
//USB_LOG_INFO("Connection on port:%d\n", port);
ret = usbh_hub_set_feature(hub_class, port, HUB_PORT_FEATURE_RESET);
if (ret < 0) {
USB_LOG_ERR("Failed to reset port:%d,errorcode:%d\r\n", port, ret);
continue;
}
usb_osal_msleep(100);
ret = usbh_hub_get_portstatus(hub_class, port, hub_class->port_status);
if (ret < 0) {
USB_LOG_ERR("Failed to read port:%d status, errorcode: %d\r\n", port, ret);
continue;
}
status = hub_class->port_status->wPortStatus;
change = hub_class->port_status->wPortChange;
USB_LOG_DBG("Port:%d, status:0x%02x, change:0x%02x after reset\r\n", port, status, change);
if ((status & HUB_PORT_STATUS_RESET) == 0 && (status & HUB_PORT_STATUS_ENABLE) != 0) {
if (change & HUB_PORT_STATUS_C_RESET) {
ret = usbh_hub_clear_feature(hub_class, port, HUB_PORT_FEATURE_C_RESET);
if (ret < 0) {
USB_LOG_ERR("Failed to clear port:%d reset change, errorcode: %d\r\n", port, ret);
}
}
connport = &hub_class->child[port - 1];
if (status & HUB_PORT_STATUS_HIGH_SPEED) {
connport->speed = USB_SPEED_HIGH;
} else if (status & HUB_PORT_STATUS_LOW_SPEED) {
connport->speed = USB_SPEED_LOW;
} else {
connport->speed = USB_SPEED_FULL;
}
/* Device connected from a port on the hub, wakeup psc thread. */
usbh_external_hport_connect(connport);
} else {
USB_LOG_ERR("Failed to enable port:%d\r\n", port);
continue;
}
} else {
/* Device disconnected from a port on the hub, wakeup psc thread. */
connport = &hub_class->child[port - 1];
usbh_external_hport_disconnect(connport);
}
} else {
USB_LOG_WRN("status %04x change %04x not handled\r\n", status, change);
}
}
/* Check for hub status change */
if ((port_change & 1) != 0) {
/* Hub status changed */
USB_LOG_WRN("Hub status changed, not handled\n");
}
flags = usb_osal_enter_critical_section();
if (hub_class->parent->connected) {
ret = usbh_ep_intr_async_transfer(hub_class->intin, hub_class->int_buffer, USBH_HUB_INTIN_BUFSIZE, usbh_external_hub_callback, hub_class);
}
usb_osal_leave_critical_section(flags);
}
static void usbh_external_hub_callback(void *arg, ssize_t nbytes)
{
struct usbh_hub *hub_class = (struct usbh_hub *)arg;
uint32_t delay = 0;
if (nbytes < 0) {
hub_class->int_buffer[0] = 0;
delay = 100;
}
if (hub_class->parent->connected) {
usb_workqueue_submit(&g_lpworkq, &hub_class->work, usbh_extern_hub_psc_event, (void *)hub_class, delay);
}
}
const struct usbh_class_driver hub_class_driver = {
.driver_name = "hub",
.connect = usbh_hub_connect,
.disconnect = usbh_hub_disconnect
};

42
class/hub/usbh_hub.h Normal file
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@@ -0,0 +1,42 @@
/**
* @file usbh_hub.h
*
* Copyright (c) 2022 sakumisu
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#ifndef _USBH_HUB_H_
#define _USBH_HUB_H_
#include "usb_hub.h"
#define USBH_HUB_MAX_PORTS 4
/* Maximum size of an interrupt IN transfer */
#define USBH_HUB_INTIN_BUFSIZE ((USBH_HUB_MAX_PORTS + 8) >> 3)
extern const struct usbh_class_driver hub_class_driver;
extern usb_slist_t hub_class_head;
extern usb_osal_thread_t hub_thread;
#ifdef __cplusplus
extern "C" {
#endif
int usbh_hub_initialize(void);
#ifdef __cplusplus
}
#endif
#endif /* _USBH_HUB_H_ */

359
class/msc/usbh_msc.c Normal file
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@@ -0,0 +1,359 @@
/**
* @file usbh_msc.c
*
* Copyright (c) 2022 sakumisu
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#include "usbh_core.h"
#include "usbh_msc.h"
#define DEV_FORMAT "/dev/sd%c"
#define DEV_NAMELEN 16
static uint32_t g_devinuse = 0;
/****************************************************************************
* Name: usbh_msc_devno_alloc
*
* Description:
* Allocate a unique /dev/ttyACM[n] minor number in the range 0-31.
*
****************************************************************************/
static int usbh_msc_devno_alloc(struct usbh_msc *priv)
{
uint32_t flags;
int devno;
flags = usb_osal_enter_critical_section();
for (devno = 0; devno < 26; devno++) {
uint32_t bitno = 1 << devno;
if ((g_devinuse & bitno) == 0) {
g_devinuse |= bitno;
priv->sdchar = 'a' + devno;
usb_osal_leave_critical_section(flags);
return 0;
}
}
usb_osal_leave_critical_section(flags);
return -EMFILE;
}
/****************************************************************************
* Name: usbh_msc_devno_free
*
* Description:
* Free a /dev/sd[n] minor number so that it can be used.
*
****************************************************************************/
static void usbh_msc_devno_free(struct usbh_msc *priv)
{
int devno = priv->sdchar - 'a';
if (devno >= 0 && devno < 26) {
uint32_t flags = usb_osal_enter_critical_section();
g_devinuse &= ~(1 << devno);
usb_osal_leave_critical_section(flags);
}
}
/****************************************************************************
* Name: usbh_msc_mkdevname
*
* Description:
* Format a /dev/sd[n] device name given a minor number.
*
****************************************************************************/
static inline void usbh_msc_mkdevname(struct usbh_msc *priv, char *devname)
{
snprintf(devname, DEV_NAMELEN, DEV_FORMAT, priv->sdchar);
}
static int usbh_msc_get_maxlun(struct usbh_hubport *hport, uint8_t intf, uint8_t *buffer)
{
struct usb_setup_packet *setup;
struct usbh_msc *msc_class = (struct usbh_msc *)hport->config.intf[intf].priv;
setup = msc_class->setup;
if (msc_class->intf != intf) {
return -1;
}
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_INTERFACE;
setup->bRequest = MSC_REQUEST_GET_MAX_LUN;
setup->wValue = 0;
setup->wIndex = intf;
setup->wLength = 1;
return usbh_control_transfer(hport->ep0, setup, buffer);
}
static void usbh_msc_cbw_dump(struct CBW *cbw)
{
int i;
USB_LOG_INFO("CBW:\r\n");
USB_LOG_INFO(" signature: 0x%08x\r\n", (unsigned int)cbw->dSignature);
USB_LOG_INFO(" tag: 0x%08x\r\n", (unsigned int)cbw->dTag);
USB_LOG_INFO(" datlen: 0x%08x\r\n", (unsigned int)cbw->dDataLength);
USB_LOG_INFO(" flags: 0x%02x\r\n", cbw->bmFlags);
USB_LOG_INFO(" lun: 0x%02x\r\n", cbw->bLUN);
USB_LOG_INFO(" cblen: 0x%02x\r\n", cbw->bCBLength);
USB_LOG_INFO("CB:\r\n");
for (i = 0; i < cbw->bCBLength; i += 8) {
USB_LOG_INFO(" 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\r\n",
cbw->CB[i], cbw->CB[i + 1], cbw->CB[i + 2],
cbw->CB[i + 3], cbw->CB[i + 4], cbw->CB[i + 5],
cbw->CB[i + 6], cbw->CB[i + 7]);
}
}
static void usbh_msc_csw_dump(struct CSW *csw)
{
USB_LOG_INFO("CSW:\r\n");
USB_LOG_INFO(" signature: 0x%08x\r\n", (unsigned int)csw->dSignature);
USB_LOG_INFO(" tag: 0x%08x\r\n", (unsigned int)csw->dTag);
USB_LOG_INFO(" residue: 0x%08x\r\n", (unsigned int)csw->dDataResidue);
USB_LOG_INFO(" status: 0x%02x\r\n", csw->bStatus);
}
static inline int usbh_msc_scsi_testunitready(struct usbh_msc *msc_class)
{
int nbytes;
struct CBW *cbw;
/* Construct the CBW */
cbw = (struct CBW *)msc_class->tx_buffer;
memset(cbw, 0, USB_SIZEOF_MSC_CBW);
cbw->dSignature = MSC_CBW_Signature;
cbw->bCBLength = 0x06;
cbw->CB[0] = SCSI_TEST_UNIT_READY;
/* Send the CBW */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkout, (uint8_t *)cbw, USB_SIZEOF_MSC_CBW);
if (nbytes >= 0) {
/* Receive the CSW */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkin, msc_class->tx_buffer, USB_SIZEOF_MSC_CSW);
if (nbytes >= 0) {
usbh_msc_csw_dump((struct CSW *)msc_class->tx_buffer);
}
}
return nbytes < 0 ? (int)nbytes : 0;
}
static inline int usbh_msc_scsi_requestsense(struct usbh_msc *msc_class)
{
int nbytes;
struct CBW *cbw;
/* Construct the CBW */
cbw = (struct CBW *)msc_class->tx_buffer;
memset(cbw, 0, USB_SIZEOF_MSC_CBW);
cbw->dSignature = MSC_CBW_Signature;
cbw->bmFlags = 0x80;
cbw->bCBLength = 0x06;
cbw->dDataLength = 18;
cbw->CB[0] = SCSI_REQUEST_SENSE;
cbw->CB[4] = 18;
/* Send the CBW */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkout, (uint8_t *)cbw, USB_SIZEOF_MSC_CBW);
if (nbytes >= 0) {
/* Receive the sense data response */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkin, msc_class->tx_buffer, 18);
if (nbytes >= 0) {
/* Receive the CSW */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkin, msc_class->tx_buffer, USB_SIZEOF_MSC_CSW);
if (nbytes >= 0) {
usbh_msc_csw_dump((struct CSW *)msc_class->tx_buffer);
}
}
}
return nbytes < 0 ? (int)nbytes : 0;
}
static inline int usbh_msc_scsi_inquiry(struct usbh_msc *msc_class)
{
int nbytes;
struct CBW *cbw;
/* Construct the CBW */
cbw = (struct CBW *)msc_class->tx_buffer;
memset(cbw, 0, USB_SIZEOF_MSC_CBW);
cbw->dSignature = MSC_CBW_Signature;
cbw->dDataLength = 36;
cbw->bmFlags = 0x80;
cbw->bCBLength = 6;
cbw->CB[0] = SCSI_INQUIRY;
cbw->CB[4] = 36;
/* Send the CBW */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkout, (uint8_t *)cbw, USB_SIZEOF_MSC_CBW);
if (nbytes >= 0) {
/* Receive the sense data response */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkin, msc_class->tx_buffer, 36);
if (nbytes >= 0) {
/* Receive the CSW */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkin, msc_class->tx_buffer, USB_SIZEOF_MSC_CSW);
if (nbytes >= 0) {
usbh_msc_csw_dump((struct CSW *)msc_class->tx_buffer);
}
}
}
return nbytes < 0 ? (int)nbytes : 0;
}
static inline int usbh_msc_scsi_readcapacity10(struct usbh_msc *msc_class)
{
int nbytes;
struct CBW *cbw;
/* Construct the CBW */
cbw = (struct CBW *)msc_class->tx_buffer;
memset(cbw, 0, USB_SIZEOF_MSC_CBW);
cbw->dSignature = MSC_CBW_Signature;
cbw->dDataLength = 8;
cbw->bmFlags = 0x80;
cbw->bCBLength = 10;
cbw->CB[0] = SCSI_READ_CAPACITY10;
/* Send the CBW */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkout, (uint8_t *)cbw, USB_SIZEOF_MSC_CBW);
if (nbytes >= 0) {
/* Receive the sense data response */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkin, msc_class->tx_buffer, 8);
if (nbytes >= 0) {
/* Save the capacity information */
msc_class->blocknum = GET_BE32(&msc_class->tx_buffer[0]) + 1;
msc_class->blocksize = GET_BE32(&msc_class->tx_buffer[4]);
USB_LOG_INFO("capacity info:\r\n");
USB_LOG_INFO("block num:%d,block size:%d\r\n", (unsigned int)msc_class->blocknum, (unsigned int)msc_class->blocksize);
/* Receive the CSW */
nbytes = usbh_ep_bulk_transfer(msc_class->bulkin, msc_class->tx_buffer, USB_SIZEOF_MSC_CSW);
if (nbytes >= 0) {
usbh_msc_csw_dump((struct CSW *)msc_class->tx_buffer);
}
}
}
return nbytes < 0 ? (int)nbytes : 0;
}
int usbh_msc_connect(struct usbh_hubport *hport, uint8_t intf)
{
struct usbh_endpoint_cfg ep_cfg = { 0 };
struct usb_endpoint_descriptor *ep_desc;
char devname[DEV_NAMELEN];
int ret;
struct usbh_msc *msc_class = usb_malloc(sizeof(struct usbh_msc));
if (msc_class == NULL) {
return -ENOMEM;
}
memset(msc_class, 0, sizeof(struct usbh_msc));
usbh_msc_devno_alloc(msc_class);
usbh_msc_mkdevname(msc_class, devname);
hport->config.intf[intf].priv = msc_class;
msc_class->setup = usb_iomalloc(sizeof(struct usb_setup_packet));
msc_class->tx_buffer = usb_iomalloc(128);
ret = usbh_msc_get_maxlun(hport, intf, msc_class->tx_buffer);
if (ret < 0) {
return ret;
}
USB_LOG_INFO("Get max LUN:%u\r\n", msc_class->tx_buffer[0]);
for (uint8_t i = 0; i < hport->config.intf[intf].intf_desc.bNumEndpoints; i++) {
ep_desc = &hport->config.intf[intf].ep[i].ep_desc;
ep_cfg.ep_addr = ep_desc->bEndpointAddress;
ep_cfg.ep_type = ep_desc->bmAttributes & USB_ENDPOINT_TYPE_MASK;
ep_cfg.ep_mps = ep_desc->wMaxPacketSize;
ep_cfg.ep_interval = ep_desc->bInterval;
ep_cfg.hport = hport;
if (ep_desc->bEndpointAddress & 0x80) {
usbh_ep_alloc(&msc_class->bulkin, &ep_cfg);
} else {
usbh_ep_alloc(&msc_class->bulkout, &ep_cfg);
}
}
USB_LOG_INFO("Register MSC Class:%s\r\n", devname);
ret = usbh_msc_scsi_testunitready(msc_class);
ret = usbh_msc_scsi_inquiry(msc_class);
ret = usbh_msc_scsi_readcapacity10(msc_class);
return ret;
}
int usbh_msc_disconnect(struct usbh_hubport *hport, uint8_t intf)
{
char devname[DEV_NAMELEN];
int ret = 0;
struct usbh_msc *msc_class = (struct usbh_msc *)hport->config.intf[intf].priv;
if (msc_class) {
usbh_msc_devno_free(msc_class);
usbh_msc_mkdevname(msc_class, devname);
if (msc_class->bulkin) {
ret = usb_ep_cancel(msc_class->bulkin);
if (ret < 0) {
}
usbh_ep_free(msc_class->bulkin);
}
if (msc_class->bulkout) {
ret = usb_ep_cancel(msc_class->bulkout);
if (ret < 0) {
}
usbh_ep_free(msc_class->bulkout);
}
if (msc_class->setup)
usb_iofree(msc_class->setup);
usb_free(msc_class);
hport->config.intf[intf].priv = NULL;
USB_LOG_INFO("Unregister MSC Class:%s\r\n", devname);
}
return ret;
}
const struct usbh_class_driver msc_class_driver = {
.driver_name = "msc",
.connect = usbh_msc_connect,
.disconnect = usbh_msc_disconnect
};

49
class/msc/usbh_msc.h Normal file
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@@ -0,0 +1,49 @@
/**
* @file usbh_msc.h
*
* Copyright (c) 2022 sakumisu
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#ifndef _USBH_MSC_H
#define _USBH_MSC_H
#include "usb_msc.h"
#include "usb_scsi.h"
struct usbh_msc {
struct usb_setup_packet *setup;
uint8_t intf; /* Data interface number */
uint8_t sdchar;
usbh_epinfo_t bulkin; /* Bulk IN endpoint */
usbh_epinfo_t bulkout; /* Bulk OUT endpoint */
uint8_t *tx_buffer;
uint32_t blocknum; /* Number of blocks on the USB mass storage device */
uint16_t blocksize; /* Block size of USB mass storage device */
};
extern const struct usbh_class_driver msc_class_driver;
#ifdef __cplusplus
extern "C" {
#endif
#ifdef __cplusplus
}
#endif
#endif

989
core/usbh_core.c Normal file
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@@ -0,0 +1,989 @@
/**
* @file usbh_core.c
*
* Copyright (c) 2022 sakumisu
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#include "usbh_core.h"
#include "usbh_cdc_acm.h"
#include "usbh_hid.h"
#include "usbh_msc.h"
static const char *speed_table[] = { "error speed", "low speed", "full speed", "high speed" };
static const struct usbh_class_driver *usbh_find_class_driver(uint8_t class, uint8_t subcalss, uint8_t protocol, uint16_t vid, uint16_t pid);
void usbh_hport_activate(struct usbh_hubport *hport);
void usbh_hport_deactivate(struct usbh_hubport *hport);
/* general descriptor field offsets */
#define DESC_bLength 0 /** Length offset */
#define DESC_bDescriptorType 1 /** Descriptor type offset */
#define USB_DEV_ADDR_MAX 0x7f
#define USB_DEV_ADDR_MARK_OFFSET 5
#define USB_DEV_ADDR_MARK_MASK 0x1f
struct usbh_devaddr_priv {
/**
* alloctab[0]:addr from 0~31
* alloctab[1]:addr from 32~63
* alloctab[2]:addr from 64~95
* alloctab[3]:addr from 96~127
*
*/
uint8_t next; /* Next device address */
uint32_t alloctab[4]; /* Bit allocation table */
};
struct usbh_roothubport_priv {
struct usbh_hubport hport; /* Common hub port definitions */
struct usbh_devaddr_priv devgen; /* Address generation data */
};
struct usbh_core_priv {
struct usbh_roothubport_priv rhport[CONFIG_USBHOST_RHPORTS];
volatile struct usbh_hubport *active_hport; /* Used to pass external hub port events */
volatile bool pscwait; /* TRUE: Thread is waiting for port status change event */
usb_osal_sem_t pscsem; /* Semaphore to wait for a port event */
} usbh_core_cfg;
static inline struct usbh_roothubport_priv *usbh_find_roothub_port(struct usbh_hubport *hport)
{
while (hport->parent != NULL) {
hport = hport->parent->parent;
}
return (struct usbh_roothubport_priv *)hport;
}
static int usbh_allocate_devaddr(struct usbh_devaddr_priv *devgen)
{
uint8_t startaddr = devgen->next;
uint8_t devaddr;
int index;
int bitno;
/* Loop until we find a valid device address */
for (;;) {
/* Try the next device address */
devaddr = devgen->next;
if (devgen->next >= 0x7f) {
devgen->next = 1;
} else {
devgen->next++;
}
/* Is this address already allocated? */
index = devaddr >> 5;
bitno = devaddr & 0x1f;
if ((devgen->alloctab[index] & (1 << bitno)) == 0) {
/* No... allocate it now */
devgen->alloctab[index] |= (1 << bitno);
return (int)devaddr;
}
/* This address has already been allocated. The following logic will
* prevent (unexpected) infinite loops.
*/
if (startaddr == devaddr) {
/* We are back where we started... the are no free device address */
return -ENOMEM;
}
}
}
static int usbh_free_devaddr(struct usbh_devaddr_priv *devgen, uint8_t devaddr)
{
int index;
int bitno;
if ((devaddr > 0) && (devaddr < USB_DEV_ADDR_MAX)) {
index = devaddr >> USB_DEV_ADDR_MARK_OFFSET;
bitno = devaddr & USB_DEV_ADDR_MARK_MASK;
/* Free the address by clearing the associated bit in the alloctab[]; */
if ((devgen->alloctab[index] |= (1 << bitno)) != 0) {
devgen->alloctab[index] &= ~(1 << bitno);
} else {
return -1;
}
/* Reset the next pointer if the one just released has a lower value */
if (devaddr < devgen->next) {
devgen->next = devaddr;
}
}
return 0;
}
static int usbh_devaddr_create(struct usbh_hubport *hport)
{
struct usbh_roothubport_priv *rhport;
rhport = usbh_find_roothub_port(hport);
return usbh_allocate_devaddr(&rhport->devgen);
}
static int usbh_devaddr_destroy(struct usbh_hubport *hport, uint8_t dev_addr)
{
struct usbh_roothubport_priv *rhport;
rhport = usbh_find_roothub_port(hport);
return usbh_free_devaddr(&rhport->devgen, dev_addr);
}
static int parse_device_descriptor(struct usbh_hubport *hport, struct usb_device_descriptor *desc, uint16_t length)
{
if (desc->bLength != USB_SIZEOF_DEVICE_DESC) {
USB_LOG_ERR("invalid device bLength 0x%02x\r\n", desc->bLength);
return -EINVAL;
} else if (desc->bDescriptorType != USB_DESCRIPTOR_TYPE_DEVICE) {
USB_LOG_ERR("unexpected descriptor 0x%02x\r\n", desc->bDescriptorType);
return -EINVAL;
} else {
if (length <= 8) {
return 0;
}
#if 0
USB_LOG_DBG("Device Descriptor:\r\n");
USB_LOG_DBG("bLength: 0x%02x \r\n", desc->bLength);
USB_LOG_DBG("bDescriptorType: 0x%02x \r\n", desc->bDescriptorType);
USB_LOG_DBG("bcdUSB: 0x%04x \r\n", desc->bcdUSB);
USB_LOG_DBG("bDeviceClass: 0x%02x \r\n", desc->bDeviceClass);
USB_LOG_DBG("bDeviceSubClass: 0x%02x \r\n", desc->bDeviceSubClass);
USB_LOG_DBG("bDeviceProtocol: 0x%02x \r\n", desc->bDeviceProtocol);
USB_LOG_DBG("bMaxPacketSize0: 0x%02x \r\n", desc->bMaxPacketSize0);
USB_LOG_DBG("idVendor: 0x%04x \r\n", desc->idVendor);
USB_LOG_DBG("idProduct: 0x%04x \r\n", desc->idProduct);
USB_LOG_DBG("bcdDevice: 0x%04x \r\n", desc->bcdDevice);
USB_LOG_DBG("iManufacturer: 0x%02x \r\n", desc->iManufacturer);
USB_LOG_DBG("iProduct: 0x%02x \r\n", desc->iProduct);
USB_LOG_DBG("iSerialNumber: 0x%02x \r\n", desc->iSerialNumber);
USB_LOG_DBG("bNumConfigurations: 0x%02x\r\n", desc->bNumConfigurations);
#endif
hport->device_desc.bLength = desc->bLength;
hport->device_desc.bDescriptorType = desc->bDescriptorType;
hport->device_desc.bcdUSB = desc->bcdUSB;
hport->device_desc.bDeviceClass = desc->bDeviceClass;
hport->device_desc.bDeviceSubClass = desc->bDeviceSubClass;
hport->device_desc.bDeviceProtocol = desc->bDeviceProtocol;
hport->device_desc.bMaxPacketSize0 = desc->bMaxPacketSize0;
hport->device_desc.idVendor = desc->idVendor;
hport->device_desc.idProduct = desc->idProduct;
hport->device_desc.bcdDevice = desc->bcdDevice;
hport->device_desc.iManufacturer = desc->iManufacturer;
hport->device_desc.iProduct = desc->iProduct;
hport->device_desc.iSerialNumber = desc->iSerialNumber;
hport->device_desc.bNumConfigurations = desc->bNumConfigurations;
}
return 0;
}
static int parse_config_descriptor(struct usbh_hubport *hport, struct usb_configuration_descriptor *desc, uint16_t length)
{
uint32_t total_len = 0;
uint8_t ep_num = 0;
uint8_t intf_num = 0;
uint8_t *p = (uint8_t *)desc;
if (desc->bLength != USB_SIZEOF_CONFIG_DESC) {
USB_LOG_ERR("invalid device bLength 0x%02x\r\n", desc->bLength);
return -EINVAL;
} else if (desc->bDescriptorType != USB_DESCRIPTOR_TYPE_CONFIGURATION) {
USB_LOG_ERR("unexpected descriptor 0x%02x\r\n", desc->bDescriptorType);
return -EINVAL;
} else {
if (length <= USB_SIZEOF_CONFIG_DESC) {
return 0;
}
#if 0
USB_LOG_DBG("Config Descriptor:\r\n");
USB_LOG_DBG("bLength: 0x%02x \r\n", desc->bLength);
USB_LOG_DBG("bDescriptorType: 0x%02x \r\n", desc->bDescriptorType);
USB_LOG_DBG("wTotalLength: 0x%04x \r\n", desc->wTotalLength);
USB_LOG_DBG("bNumInterfaces: 0x%02x \r\n", desc->bNumInterfaces);
USB_LOG_DBG("bConfigurationValue: 0x%02x \r\n", desc->bConfigurationValue);
USB_LOG_DBG("iConfiguration: 0x%02x \r\n", desc->iConfiguration);
USB_LOG_DBG("bmAttributes: 0x%02x \r\n", desc->bmAttributes);
USB_LOG_DBG("bMaxPower: 0x%02x \r\n", desc->bMaxPower);
#endif
hport->config.config_desc.bLength = desc->bLength;
hport->config.config_desc.bDescriptorType = desc->bDescriptorType;
hport->config.config_desc.wTotalLength = desc->wTotalLength;
hport->config.config_desc.bNumInterfaces = desc->bNumInterfaces;
hport->config.config_desc.bConfigurationValue = desc->bConfigurationValue;
hport->config.config_desc.iConfiguration = desc->iConfiguration;
hport->config.config_desc.iConfiguration = desc->iConfiguration;
hport->config.config_desc.bmAttributes = desc->bmAttributes;
hport->config.config_desc.bMaxPower = desc->bMaxPower;
if (length > USB_SIZEOF_CONFIG_DESC) {
while (p[DESC_bLength] && (total_len < desc->wTotalLength) && (intf_num < desc->bNumInterfaces)) {
p += p[DESC_bLength];
total_len += p[DESC_bLength];
if (p[DESC_bDescriptorType] == USB_DESCRIPTOR_TYPE_INTERFACE) {
struct usb_interface_descriptor *intf_desc = (struct usb_interface_descriptor *)p;
#if 0
USB_LOG_DBG("Interface Descriptor:\r\n");
USB_LOG_DBG("bLength: 0x%02x \r\n", intf_desc->bLength);
USB_LOG_DBG("bDescriptorType: 0x%02x \r\n", intf_desc->bDescriptorType);
USB_LOG_DBG("bInterfaceNumber: 0x%02x \r\n", intf_desc->bInterfaceNumber);
USB_LOG_DBG("bAlternateSetting: 0x%02x \r\n", intf_desc->bAlternateSetting);
USB_LOG_DBG("bNumEndpoints: 0x%02x \r\n", intf_desc->bNumEndpoints);
USB_LOG_DBG("bInterfaceClass: 0x%02x \r\n", intf_desc->bInterfaceClass);
USB_LOG_DBG("bInterfaceSubClass: 0x%02x \r\n", intf_desc->bInterfaceSubClass);
USB_LOG_DBG("bInterfaceProtocol: 0x%02x \r\n", intf_desc->bInterfaceProtocol);
USB_LOG_DBG("iInterface: 0x%02x \r\n", intf_desc->iInterface);
#endif
memset(&hport->config.intf[intf_num], 0, sizeof(struct usbh_interface));
hport->config.intf[intf_num].intf_desc.bLength = intf_desc->bLength;
hport->config.intf[intf_num].intf_desc.bDescriptorType = intf_desc->bDescriptorType;
hport->config.intf[intf_num].intf_desc.bInterfaceNumber = intf_desc->bInterfaceNumber;
hport->config.intf[intf_num].intf_desc.bAlternateSetting = intf_desc->bAlternateSetting;
hport->config.intf[intf_num].intf_desc.bNumEndpoints = intf_desc->bNumEndpoints;
hport->config.intf[intf_num].intf_desc.bInterfaceClass = intf_desc->bInterfaceClass;
hport->config.intf[intf_num].intf_desc.bInterfaceSubClass = intf_desc->bInterfaceSubClass;
hport->config.intf[intf_num].intf_desc.bInterfaceProtocol = intf_desc->bInterfaceProtocol;
hport->config.intf[intf_num].intf_desc.iInterface = intf_desc->iInterface;
ep_num = 0;
while (p[DESC_bLength] && (total_len < desc->wTotalLength) && (ep_num < intf_desc->bNumEndpoints)) {
p += p[DESC_bLength];
total_len += p[DESC_bLength];
if (p[DESC_bDescriptorType] == USB_DESCRIPTOR_TYPE_ENDPOINT) {
struct usb_endpoint_descriptor *ep_desc = (struct usb_endpoint_descriptor *)p;
#if 0
USB_LOG_DBG("Endpoint Descriptor:\r\n");
USB_LOG_DBG("bLength: 0x%02x \r\n", ep_desc->bLength);
USB_LOG_DBG("bDescriptorType: 0x%02x \r\n", ep_desc->bDescriptorType);
USB_LOG_DBG("bEndpointAddress: 0x%02x \r\n", ep_desc->bEndpointAddress);
USB_LOG_DBG("bmAttributes: 0x%02x \r\n", ep_desc->bmAttributes);
USB_LOG_DBG("wMaxPacketSize: 0x%04x \r\n", ep_desc->wMaxPacketSize);
USB_LOG_DBG("bInterval: 0x%02x \r\n", ep_desc->bInterval);
#endif
memset(&hport->config.intf[intf_num].ep[ep_num], 0, sizeof(struct usbh_endpoint));
hport->config.intf[intf_num].ep[ep_num].ep_desc.bLength = ep_desc->bLength;
hport->config.intf[intf_num].ep[ep_num].ep_desc.bDescriptorType = ep_desc->bDescriptorType;
hport->config.intf[intf_num].ep[ep_num].ep_desc.bEndpointAddress = ep_desc->bEndpointAddress;
hport->config.intf[intf_num].ep[ep_num].ep_desc.bmAttributes = ep_desc->bmAttributes;
hport->config.intf[intf_num].ep[ep_num].ep_desc.wMaxPacketSize = ep_desc->wMaxPacketSize;
hport->config.intf[intf_num].ep[ep_num].ep_desc.bInterval = ep_desc->bInterval;
ep_num++;
}
}
intf_num++;
}
}
}
}
return 0;
}
#if 0
static int parse_string_descriptor(struct usbh_hubport *hport, struct usb_string_descriptor *desc, uint8_t str_idx, uint16_t length)
{
uint8_t string[64 + 1] = { 0 };
uint8_t *p = (uint8_t *)desc;
if (desc->bDescriptorType != USB_DESCRIPTOR_TYPE_STRING) {
USB_LOG_ERR("unexpected descriptor 0x%02x\r\n", desc->bDescriptorType);
return -2;
} else {
p += 2;
for (uint32_t i = 0; i < (desc->bLength - 2) / 2; i++) {
string[i] = *p;
p += 2;
}
USB_LOG_DBG("string:%s\r\n", string);
}
return 0;
}
#endif
static void usbh_print_hubport_info(struct usbh_hubport *hport)
{
printf("Device Descriptor:\r\n");
printf("bLength: 0x%02x \r\n", hport->device_desc.bLength);
printf("bDescriptorType: 0x%02x \r\n", hport->device_desc.bDescriptorType);
printf("bcdUSB: 0x%04x \r\n", hport->device_desc.bcdUSB);
printf("bDeviceClass: 0x%02x \r\n", hport->device_desc.bDeviceClass);
printf("bDeviceSubClass: 0x%02x \r\n", hport->device_desc.bDeviceSubClass);
printf("bDeviceProtocol: 0x%02x \r\n", hport->device_desc.bDeviceProtocol);
printf("bMaxPacketSize0: 0x%02x \r\n", hport->device_desc.bMaxPacketSize0);
printf("idVendor: 0x%04x \r\n", hport->device_desc.idVendor);
printf("idProduct: 0x%04x \r\n", hport->device_desc.idProduct);
printf("bcdDevice: 0x%04x \r\n", hport->device_desc.bcdDevice);
printf("iManufacturer: 0x%02x \r\n", hport->device_desc.iManufacturer);
printf("iProduct: 0x%02x \r\n", hport->device_desc.iProduct);
printf("iSerialNumber: 0x%02x \r\n", hport->device_desc.iSerialNumber);
printf("bNumConfigurations: 0x%02x\r\n", hport->device_desc.bNumConfigurations);
printf("Config Descriptor:\r\n");
printf("bLength: 0x%02x \r\n", hport->config.config_desc.bLength);
printf("bDescriptorType: 0x%02x \r\n", hport->config.config_desc.bDescriptorType);
printf("wTotalLength: 0x%04x \r\n", hport->config.config_desc.wTotalLength);
printf("bNumInterfaces: 0x%02x \r\n", hport->config.config_desc.bNumInterfaces);
printf("bConfigurationValue: 0x%02x \r\n", hport->config.config_desc.bConfigurationValue);
printf("iConfiguration: 0x%02x \r\n", hport->config.config_desc.iConfiguration);
printf("bmAttributes: 0x%02x \r\n", hport->config.config_desc.bmAttributes);
printf("bMaxPower: 0x%02x \r\n", hport->config.config_desc.bMaxPower);
for (uint8_t i = 0; i < hport->config.config_desc.bNumInterfaces; i++) {
printf("Interface Descriptor:\r\n");
printf("bLength: 0x%02x \r\n", hport->config.intf[i].intf_desc.bLength);
printf("bDescriptorType: 0x%02x \r\n", hport->config.intf[i].intf_desc.bDescriptorType);
printf("bInterfaceNumber: 0x%02x \r\n", hport->config.intf[i].intf_desc.bInterfaceNumber);
printf("bAlternateSetting: 0x%02x \r\n", hport->config.intf[i].intf_desc.bAlternateSetting);
printf("bNumEndpoints: 0x%02x \r\n", hport->config.intf[i].intf_desc.bNumEndpoints);
printf("bInterfaceClass: 0x%02x \r\n", hport->config.intf[i].intf_desc.bInterfaceClass);
printf("bInterfaceSubClass: 0x%02x \r\n", hport->config.intf[i].intf_desc.bInterfaceSubClass);
printf("bInterfaceProtocol: 0x%02x \r\n", hport->config.intf[i].intf_desc.bInterfaceProtocol);
printf("iInterface: 0x%02x \r\n", hport->config.intf[i].intf_desc.iInterface);
for (uint8_t j = 0; j < hport->config.intf[i].intf_desc.bNumEndpoints; j++) {
printf("Endpoint Descriptor:\r\n");
printf("bLength: 0x%02x \r\n", hport->config.intf[i].ep[j].ep_desc.bLength);
printf("bDescriptorType: 0x%02x \r\n", hport->config.intf[i].ep[j].ep_desc.bDescriptorType);
printf("bEndpointAddress: 0x%02x \r\n", hport->config.intf[i].ep[j].ep_desc.bEndpointAddress);
printf("bmAttributes: 0x%02x \r\n", hport->config.intf[i].ep[j].ep_desc.bmAttributes);
printf("wMaxPacketSize: 0x%04x \r\n", hport->config.intf[i].ep[j].ep_desc.wMaxPacketSize);
printf("bInterval: 0x%02x \r\n", hport->config.intf[i].ep[j].ep_desc.bInterval);
}
}
}
static int usbh_enumerate(struct usbh_hubport *hport)
{
struct usb_interface_descriptor *intf_desc;
struct usb_setup_packet *setup;
uint8_t *ep0_buffer;
uint8_t descsize;
int dev_addr;
uint8_t ep_mps;
int ret;
#define USB_REQUEST_BUFFER_SIZE 256
/* Allocate buffer for setup and data buffer */
setup = usb_iomalloc(sizeof(struct usb_setup_packet));
if (setup == NULL) {
USB_LOG_ERR("Fail to alloc setup\r\n");
return -ENOMEM;
}
ep0_buffer = usb_iomalloc(USB_REQUEST_BUFFER_SIZE);
if (ep0_buffer == NULL) {
USB_LOG_ERR("Fail to alloc ep0_buffer\r\n");
return -ENOMEM;
}
/* Pick an appropriate packet size for this device
*
* USB 2.0, Paragraph 5.5.3 "Control Transfer Packet Size Constraints"
*
* "An endpoint for control transfers specifies the maximum data
* payload size that the endpoint can accept from or transmit to
* the bus. The allowable maximum control transfer data payload
* sizes for full-speed devices is 8, 16, 32, or 64 bytes; for
* high-speed devices, it is 64 bytes and for low-speed devices,
* it is 8 bytes. This maximum applies to the data payloads of the
* Data packets following a Setup..."
*/
if (hport->speed == USB_SPEED_HIGH) {
/* For high-speed, we must use 64 bytes */
ep_mps = 64;
descsize = USB_SIZEOF_DEVICE_DESC;
} else {
/* Eight will work for both low- and full-speed */
ep_mps = 8;
descsize = 8;
}
/* Configure EP0 with the initial maximum packet size */
usbh_ep0_reconfigure(hport->ep0, 0, ep_mps, hport->speed);
/* Read the first 8 bytes of the device descriptor */
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_STANDARD | USB_REQUEST_RECIPIENT_DEVICE;
setup->bRequest = USB_REQUEST_GET_DESCRIPTOR;
setup->wValue = (uint16_t)((USB_DESCRIPTOR_TYPE_DEVICE << 8) | 0);
setup->wIndex = 0;
setup->wLength = descsize;
ret = usbh_control_transfer(hport->ep0, setup, ep0_buffer);
if (ret < 0) {
USB_LOG_ERR("Failed to get device descriptor,errorcode:%d\r\n", ret);
goto errout;
}
parse_device_descriptor(hport, (struct usb_device_descriptor *)ep0_buffer, descsize);
/* Extract the correct max packetsize from the device descriptor */
ep_mps = ((struct usb_device_descriptor *)ep0_buffer)->bMaxPacketSize0;
/* And reconfigure EP0 with the correct maximum packet size */
usbh_ep0_reconfigure(hport->ep0, 0, ep_mps, hport->speed);
/* Assign a function address to the device connected to this port */
dev_addr = usbh_devaddr_create(hport);
if (dev_addr < 0) {
USB_LOG_ERR("Failed to allocate devaddr,errorcode:%d\r\n", ret);
goto errout;
}
/* Set the USB device address */
setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_STANDARD | USB_REQUEST_RECIPIENT_DEVICE;
setup->bRequest = USB_REQUEST_SET_ADDRESS;
setup->wValue = dev_addr;
setup->wIndex = 0;
setup->wLength = 0;
ret = usbh_control_transfer(hport->ep0, setup, NULL);
if (ret < 0) {
USB_LOG_ERR("Failed to set devaddr,errorcode:%d\r\n", ret);
goto errout;
}
/* wait device address set completely */
usb_osal_msleep(2);
/* Assign the function address to the port */
hport->dev_addr = dev_addr;
/* And reconfigure EP0 with the correct address */
usbh_ep0_reconfigure(hport->ep0, dev_addr, ep_mps, hport->speed);
/* Read the full device descriptor if hport is not in high speed*/
if (descsize < USB_SIZEOF_DEVICE_DESC) {
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_STANDARD | USB_REQUEST_RECIPIENT_DEVICE;
setup->bRequest = USB_REQUEST_GET_DESCRIPTOR;
setup->wValue = (uint16_t)((USB_DESCRIPTOR_TYPE_DEVICE << 8) | 0);
setup->wIndex = 0;
setup->wLength = USB_SIZEOF_DEVICE_DESC;
ret = usbh_control_transfer(hport->ep0, setup, ep0_buffer);
if (ret < 0) {
USB_LOG_ERR("Failed to get full device descriptor,errorcode:%d\r\n", ret);
goto errout;
}
parse_device_descriptor(hport, (struct usb_device_descriptor *)ep0_buffer, USB_SIZEOF_DEVICE_DESC);
}
/* Read the first 9 bytes of the config descriptor */
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_STANDARD | USB_REQUEST_RECIPIENT_DEVICE;
setup->bRequest = USB_REQUEST_GET_DESCRIPTOR;
setup->wValue = (uint16_t)((USB_DESCRIPTOR_TYPE_CONFIGURATION << 8) | 0);
setup->wIndex = 0;
setup->wLength = USB_SIZEOF_CONFIG_DESC;
ret = usbh_control_transfer(hport->ep0, setup, ep0_buffer);
if (ret < 0) {
USB_LOG_ERR("Failed to get config descriptor,errorcode:%d\r\n", ret);
goto errout;
}
parse_config_descriptor(hport, (struct usb_configuration_descriptor *)ep0_buffer, USB_SIZEOF_CONFIG_DESC);
/* Read the full size of the configuration data */
uint16_t wTotalLength = ((struct usb_configuration_descriptor *)ep0_buffer)->wTotalLength;
setup->bmRequestType = USB_REQUEST_DIR_IN | USB_REQUEST_STANDARD | USB_REQUEST_RECIPIENT_DEVICE;
setup->bRequest = USB_REQUEST_GET_DESCRIPTOR;
setup->wValue = (uint16_t)((USB_DESCRIPTOR_TYPE_CONFIGURATION << 8) | 0);
setup->wIndex = 0;
setup->wLength = wTotalLength;
ret = usbh_control_transfer(hport->ep0, setup, ep0_buffer);
if (ret < 0) {
USB_LOG_ERR("Failed to get full config descriptor,errorcode:%d\r\n", ret);
goto errout;
}
parse_config_descriptor(hport, (struct usb_configuration_descriptor *)ep0_buffer, wTotalLength);
/* Select device configuration 1 */
setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_STANDARD | USB_REQUEST_RECIPIENT_DEVICE;
setup->bRequest = USB_REQUEST_SET_CONFIGURATION;
setup->wValue = 1;
setup->wIndex = 0;
setup->wLength = 0;
ret = usbh_control_transfer(hport->ep0, setup, NULL);
if (ret < 0) {
USB_LOG_ERR("Failed to set configuration,errorcode:%d\r\n", ret);
goto errout;
}
/*search supported class driver*/
for (uint8_t i = 0; i < hport->config.config_desc.bNumInterfaces; i++) {
intf_desc = &hport->config.intf[i].intf_desc;
struct usbh_class_driver *class_driver = (struct usbh_class_driver *)usbh_find_class_driver(intf_desc->bInterfaceClass, intf_desc->bInterfaceSubClass, intf_desc->bInterfaceProtocol, hport->device_desc.idVendor, hport->device_desc.idProduct);
if (class_driver == NULL) {
USB_LOG_ERR("do not support Class:0x%02x,Subclass:0x%02x,Protocl:0x%02x\r\n",
intf_desc->bInterfaceClass,
intf_desc->bInterfaceSubClass,
intf_desc->bInterfaceProtocol);
continue;
}
hport->config.intf[i].class_driver = class_driver;
if (hport->config.intf[i].class_driver->connect) {
ret = CLASS_CONNECT(hport, i);
if (ret < 0) {
ret = CLASS_DISCONNECT(hport, i);
goto errout;
}
}
}
errout:
if (ret < 0) {
usbh_hport_deactivate(hport);
}
if (setup) {
usb_iofree(setup);
}
if (ep0_buffer) {
usb_iofree(ep0_buffer);
}
return ret;
}
static int usbh_portchange_wait(struct usbh_hubport **hport)
{
struct usbh_hubport *connport = NULL;
uint32_t flags;
int ret;
/* Loop until a change in connection state is detected */
while (1) {
/* Check for a change in the connection state on any root hub port */
flags = usb_osal_enter_critical_section();
for (uint8_t port = USBH_HUB_PORT_START_INDEX; port <= CONFIG_USBHOST_RHPORTS; port++) {
connport = &usbh_core_cfg.rhport[port - 1].hport;
if (connport->port_change) {
connport->port_change = false;
*hport = connport;
usb_osal_leave_critical_section(flags);
return 0;
}
}
/* Is a device connected to an external hub? */
if (usbh_core_cfg.active_hport) {
connport = (struct usbh_hubport *)usbh_core_cfg.active_hport;
usbh_core_cfg.active_hport = NULL;
*hport = connport;
usb_osal_leave_critical_section(flags);
return 0;
}
/* No changes on any port. Wait for a connection/disconnection event and check again */
usbh_core_cfg.pscwait = true;
usb_osal_leave_critical_section(flags);
ret = usb_osal_sem_take(usbh_core_cfg.pscsem);
if (ret < 0) {
return ret;
}
}
}
static void usbh_portchange_detect_thread(void *argument)
{
struct usbh_hubport *hport = NULL;
uint32_t flags;
flags = usb_osal_enter_critical_section();
usb_hc_init();
for (uint8_t port = USBH_HUB_PORT_START_INDEX; port <= CONFIG_USBHOST_RHPORTS; port++) {
usbh_core_cfg.rhport[port - 1].hport.port = port;
usbh_core_cfg.rhport[port - 1].devgen.next = 1;
usbh_hport_activate(&usbh_core_cfg.rhport[port - 1].hport);
}
usb_osal_leave_critical_section(flags);
while (1) {
usbh_portchange_wait(&hport);
if (hport->connected) {
/*if roothub port,reset port first*/
if (ROOTHUB(hport)) {
/* Reset the host port */
usbh_reset_port(hport->port);
usb_osal_msleep(200);
/* Get the current device speed */
hport->speed = usbh_get_port_speed(hport->port);
USB_LOG_INFO("Bus %u, Port %u connected, %s\r\n", 1, hport->port, speed_table[hport->speed]);
} else {
USB_LOG_INFO("Bus %u, Port %u connected, %s\r\n", hport->parent->index, hport->port, speed_table[hport->speed]);
}
usb_osal_thread_suspend(g_lpworkq.thread);
usbh_enumerate(hport);
usb_osal_thread_resume(g_lpworkq.thread);
} else {
usbh_hport_deactivate(hport);
for (uint8_t i = 0; i < hport->config.config_desc.bNumInterfaces; i++) {
if (hport->config.intf[i].class_driver && hport->config.intf[i].class_driver->disconnect) {
CLASS_DISCONNECT(hport, i);
}
}
hport->config.config_desc.bNumInterfaces = 0;
if (ROOTHUB(hport)) {
USB_LOG_INFO("Bus %u,Port:%u disconnected\r\n", 1, hport->port);
} else {
USB_LOG_INFO("Bus %u,Port:%u disconnected\r\n", hport->parent->index, hport->port);
}
}
}
}
void usbh_external_hport_connect(struct usbh_hubport *hport)
{
uint32_t flags;
usbh_hport_activate(hport);
flags = usb_osal_enter_critical_section();
hport->connected = true;
usbh_core_cfg.active_hport = hport;
if (usbh_core_cfg.pscwait) {
usbh_core_cfg.pscwait = false;
usb_osal_sem_give(usbh_core_cfg.pscsem);
}
usb_osal_leave_critical_section(flags);
}
void usbh_external_hport_disconnect(struct usbh_hubport *hport)
{
uint32_t flags;
flags = usb_osal_enter_critical_section();
hport->connected = false;
usbh_core_cfg.active_hport = hport;
if (usbh_core_cfg.pscwait) {
usbh_core_cfg.pscwait = false;
usb_osal_sem_give(usbh_core_cfg.pscsem);
}
usb_osal_leave_critical_section(flags);
}
void usbh_hport_activate(struct usbh_hubport *hport)
{
struct usbh_endpoint_cfg ep0_cfg;
uint32_t flags;
flags = usb_osal_enter_critical_section();
memset(&ep0_cfg, 0, sizeof(struct usbh_endpoint_cfg));
ep0_cfg.ep_addr = 0x00;
ep0_cfg.ep_interval = 0x00;
ep0_cfg.ep_mps = 0x08;
ep0_cfg.ep_type = USB_ENDPOINT_TYPE_CONTROL;
ep0_cfg.hport = hport;
/* Allocate memory for roothub port control endpoint */
usbh_ep_alloc(&hport->ep0, &ep0_cfg);
usb_osal_leave_critical_section(flags);
}
void usbh_hport_deactivate(struct usbh_hubport *hport)
{
uint32_t flags;
flags = usb_osal_enter_critical_section();
/* Don't free the control pipe of root hub ports! */
if (hport->parent != NULL && hport->ep0 != NULL) {
usb_ep_cancel(hport->ep0);
usbh_ep_free(hport->ep0);
hport->ep0 = NULL;
}
/* Free the device address if one has been assigned */
usbh_devaddr_destroy(hport, hport->dev_addr);
hport->dev_addr = 0;
usb_osal_leave_critical_section(flags);
}
void usbh_event_notify_handler(uint8_t event, uint8_t rhport)
{
switch (event) {
case USBH_EVENT_ATTACHED:
if (!usbh_core_cfg.rhport[rhport - 1].hport.connected) {
usbh_core_cfg.rhport[rhport - 1].hport.connected = true;
usbh_core_cfg.rhport[rhport - 1].hport.port_change = true;
if (usbh_core_cfg.pscwait) {
usbh_core_cfg.pscwait = false;
usb_osal_sem_give(usbh_core_cfg.pscsem);
}
}
break;
case USBH_EVENT_REMOVED:
if (usbh_core_cfg.rhport[rhport - 1].hport.connected) {
usbh_core_cfg.rhport[rhport - 1].hport.connected = false;
usbh_core_cfg.rhport[rhport - 1].hport.port_change = true;
if (usbh_core_cfg.pscwait) {
usbh_core_cfg.pscwait = false;
usb_osal_sem_give(usbh_core_cfg.pscsem);
}
}
break;
default:
break;
}
}
int usbh_initialize(void)
{
usb_osal_thread_t usb_thread;
memset(&usbh_core_cfg, 0, sizeof(struct usbh_core_priv));
usbh_workq_initialize();
usbh_core_cfg.pscsem = usb_osal_sem_create(0);
if (usbh_core_cfg.pscsem == NULL) {
return -1;
}
usb_thread = usb_osal_thread_create("usbh_psc", CONFIG_USBHOST_PSC_STACKSIZE, CONFIG_USBHOST_PSC_PRIO, usbh_portchange_detect_thread, NULL);
if (usb_thread == NULL) {
return -1;
}
return 0;
}
int lsusb(int argc, char **argv)
{
usb_slist_t *hub_list;
uint8_t port;
if (argc < 2) {
printf("Usage: lsusb [options]...\r\n");
printf("List USB devices\r\n");
printf(" -v, --verbose\r\n");
printf(" Increase verbosity (show descriptors)\r\n");
printf(" -s [[bus]:[devnum]]\r\n");
printf(" Show only devices with specified device and/or bus numbers (in decimal)\r\n");
printf(" -d vendor:[product]\r\n");
printf(" Show only devices with the specified vendor and product ID numbers (in hexadecimal)\r\n");
printf(" -t, --tree\r\n");
printf(" Dump the physical USB device hierachy as a tree\r\n");
printf(" -V, --version\r\n");
printf(" Show version of program\r\n");
printf(" -h, --help\r\n");
printf(" Show usage and help\r\n");
return 0;
}
if (argc > 3) {
return 0;
}
if (strcmp(argv[1], "-t") == 0) {
for (port = USBH_HUB_PORT_START_INDEX; port <= CONFIG_USBHOST_RHPORTS; port++) {
if (usbh_core_cfg.rhport[port - 1].hport.connected) {
printf("/: Bus %02u,VID:PID 0x%04x:0x%04x\r\n", USBH_ROOT_HUB_INDEX, usbh_core_cfg.rhport[port - 1].hport.device_desc.idVendor, usbh_core_cfg.rhport[port - 1].hport.device_desc.idProduct);
for (uint8_t i = 0; i < usbh_core_cfg.rhport[port - 1].hport.config.config_desc.bNumInterfaces; i++) {
if (usbh_core_cfg.rhport[port - 1].hport.config.intf[i].class_driver->driver_name) {
printf(" |__Port %u,Port addr:0x%02x,If %u,ClassDriver=%s\r\n", usbh_core_cfg.rhport[port - 1].hport.port, usbh_core_cfg.rhport[port - 1].hport.dev_addr,
i, usbh_core_cfg.rhport[port - 1].hport.config.intf[i].class_driver->driver_name);
}
}
}
}
usb_slist_for_each(hub_list, &hub_class_head)
{
usbh_hub_t *hub_class = usb_slist_entry(hub_list, struct usbh_hub, list);
for (port = USBH_HUB_PORT_START_INDEX; port <= hub_class->nports; port++) {
if (hub_class->child[port - 1].connected) {
printf("/: Bus %02u,VID:PID 0x%04x:0x%04x\r\n", hub_class->index, hub_class->child[port - 1].device_desc.idVendor, hub_class->child[port - 1].device_desc.idProduct);
for (uint8_t i = 0; i < hub_class->child[port - 1].config.config_desc.bNumInterfaces; i++) {
if (hub_class->child[port - 1].config.intf[i].class_driver->driver_name) {
printf(" |__Port %u,Port addr:0x%02x,If %u,ClassDriver=%s\r\n", hub_class->child[port - 1].port, hub_class->child[port - 1].dev_addr,
i, hub_class->child[port - 1].config.intf[i].class_driver->driver_name);
}
}
}
}
}
} else if (strcmp(argv[1], "-v") == 0) {
for (port = USBH_HUB_PORT_START_INDEX; port <= CONFIG_USBHOST_RHPORTS; port++) {
if (usbh_core_cfg.rhport[port - 1].hport.connected) {
printf("Bus %02u,Port %u,Port addr:0x%02x,VID:PID 0x%04x:0x%04x\r\n", USBH_ROOT_HUB_INDEX, usbh_core_cfg.rhport[port - 1].hport.port, usbh_core_cfg.rhport[port - 1].hport.dev_addr,
usbh_core_cfg.rhport[port - 1].hport.device_desc.idVendor, usbh_core_cfg.rhport[port - 1].hport.device_desc.idProduct);
usbh_print_hubport_info(&usbh_core_cfg.rhport[port - 1].hport);
}
}
usb_slist_for_each(hub_list, &hub_class_head)
{
usbh_hub_t *hub_class = usb_slist_entry(hub_list, struct usbh_hub, list);
for (port = USBH_HUB_PORT_START_INDEX; port <= hub_class->nports; port++) {
if (hub_class->child[port - 1].connected) {
printf("Bus %02u,Port %u,Port addr:0x%02x,VID:PID 0x%04x:0x%04x\r\n", hub_class->index, hub_class->child[port - 1].port, hub_class->child[port - 1].dev_addr,
hub_class->child[port - 1].device_desc.idVendor, hub_class->child[port - 1].device_desc.idProduct);
usbh_print_hubport_info(&hub_class->child[port - 1]);
}
}
}
}
return 0;
}
struct usbh_hubport *usbh_get_hubport(uint8_t dev_addr)
{
usb_slist_t *hub_list;
uint8_t port;
for (port = USBH_HUB_PORT_START_INDEX; port <= CONFIG_USBHOST_RHPORTS; port++) {
if (usbh_core_cfg.rhport[port - 1].hport.connected) {
if (usbh_core_cfg.rhport[port - 1].hport.dev_addr == dev_addr) {
return &usbh_core_cfg.rhport[port - 1].hport;
}
}
}
usb_slist_for_each(hub_list, &hub_class_head)
{
usbh_hub_t *hub_class = usb_slist_entry(hub_list, struct usbh_hub, list);
for (port = USBH_HUB_PORT_START_INDEX; port <= hub_class->nports; port++) {
if (hub_class->child[port - 1].connected) {
if (hub_class->child[port - 1].dev_addr == dev_addr) {
return &hub_class->child[port - 1];
}
}
}
}
return NULL;
}
void *usbh_get_class(uint8_t dev_addr, uint8_t intf)
{
usb_slist_t *hub_list;
uint8_t port;
for (port = USBH_HUB_PORT_START_INDEX; port <= CONFIG_USBHOST_RHPORTS; port++) {
if (usbh_core_cfg.rhport[port - 1].hport.connected) {
if (usbh_core_cfg.rhport[port - 1].hport.dev_addr == dev_addr) {
if (usbh_core_cfg.rhport[port - 1].hport.config.intf[intf].priv) {
return usbh_core_cfg.rhport[port - 1].hport.config.intf[intf].priv;
}
}
}
}
usb_slist_for_each(hub_list, &hub_class_head)
{
usbh_hub_t *hub_class = usb_slist_entry(hub_list, struct usbh_hub, list);
for (port = USBH_HUB_PORT_START_INDEX; port <= hub_class->nports; port++) {
if (hub_class->child[port - 1].connected) {
if (hub_class->child[port - 1].dev_addr == dev_addr) {
if (hub_class->child[port - 1].config.intf[intf].priv) {
return hub_class->child[port - 1].config.intf[intf].priv;
}
}
}
}
}
return NULL;
}
const struct usbh_class_info class_info_table[] = {
{ .class = USB_DEVICE_CLASS_CDC,
.subclass = CDC_ABSTRACT_CONTROL_MODEL,
.protocol = CDC_COMMON_PROTOCOL_AT_COMMANDS,
.vid = 0x00,
.pid = 0x00,
.class_driver = &cdc_acm_class_driver },
{ .class = USB_DEVICE_CLASS_HID,
.subclass = HID_SUBCLASS_BOOTIF,
.protocol = HID_PROTOCOL_KEYBOARD,
.vid = 0x00,
.pid = 0x00,
.class_driver = &hid_class_driver },
{ .class = USB_DEVICE_CLASS_HID,
.subclass = HID_SUBCLASS_BOOTIF,
.protocol = HID_PROTOCOL_MOUSE,
.vid = 0x00,
.pid = 0x00,
.class_driver = &hid_class_driver },
{ .class = USB_DEVICE_CLASS_MASS_STORAGE,
.subclass = MSC_SUBCLASS_SCSI,
.protocol = MSC_PROTOCOL_BULK_ONLY,
.vid = 0x00,
.pid = 0x00,
.class_driver = &msc_class_driver },
#ifdef CONFIG_USBHOST_HUB
{ .class = USB_DEVICE_CLASS_HUB,
.subclass = 0,
.protocol = 0,
.vid = 0x00,
.pid = 0x00,
.class_driver = &hub_class_driver },
{ .class = USB_DEVICE_CLASS_HUB,
.subclass = 0,
.protocol = 1,
.vid = 0x00,
.pid = 0x00,
.class_driver = &hub_class_driver },
#endif
};
static const struct usbh_class_driver *usbh_find_class_driver(uint8_t class, uint8_t subcalss, uint8_t protocol, uint16_t vid, uint16_t pid)
{
for (uint8_t i = 0; i < sizeof(class_info_table) / sizeof(class_info_table[0]); i++) {
if (class == class_info_table[i].class &&
subcalss == class_info_table[i].subclass &&
protocol == class_info_table[i].protocol) {
/* If this is a vendor-specific class ID, then the VID and PID have to match as well. */
if (class == USB_DEVICE_CLASS_VEND_SPECIFIC) {
if (vid == class_info_table[i].vid &&
pid == class_info_table[i].pid) {
return class_info_table[i].class_driver;
}
}
return class_info_table[i].class_driver;
}
}
return NULL;
}

128
core/usbh_core.h Normal file
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@@ -0,0 +1,128 @@
/**
* @file usbh_core.h
*
* Copyright (c) 2022 sakumisu
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#ifndef _USBH_CORE_H
#define _USBH_CORE_H
#include "usb_util.h"
#include "usb_def.h"
#include "usb_hc.h"
#include "usb_osal.h"
#include "usb_workq.h"
#include "usbh_hub.h"
#include "usb_config.h"
#ifdef __cplusplus
extern "C" {
#endif
#define USBH_ROOT_HUB_INDEX 1 /* roothub index*/
#define USBH_EX_HUB_INDEX 2 /* external hub index */
#define USBH_HUB_PORT_START_INDEX 1 /* first hub port index */
#ifdef CONFIG_USBHOST_HUB
#define ROOTHUB(hport) ((hport)->parent == NULL)
#else
#define ROOTHUB(hport) true
#endif
#define CLASS_CONNECT(hport,i) ((hport)->config.intf[i].class_driver->connect(hport, i))
#define CLASS_DISCONNECT(hport,i) ((hport)->config.intf[i].class_driver->disconnect(hport, i))
enum usbh_event_type {
USBH_EVENT_ATTACHED,
USBH_EVENT_REMOVED,
};
struct usbh_class_info {
uint8_t class; /* Base device class code */
uint8_t subclass; /* Sub-class, depends on base class. Eg. */
uint8_t protocol; /* Protocol, depends on base class. Eg. */
uint16_t vid; /* Vendor ID (for vendor/product specific devices) */
uint16_t pid; /* Product ID (for vendor/product specific devices) */
const struct usbh_class_driver *class_driver;
};
struct usbh_hubport;
struct usbh_class_driver {
const char *driver_name;
int (*connect)(struct usbh_hubport *hport, uint8_t intf);
int (*disconnect)(struct usbh_hubport *hport, uint8_t intf);
};
typedef struct usbh_endpoint {
struct usb_endpoint_descriptor ep_desc;
} usbh_endpoint_t;
typedef struct usbh_interface {
struct usb_interface_descriptor intf_desc;
struct usbh_endpoint ep[CONFIG_USBHOST_EP_NUM];
struct usbh_class_driver *class_driver;
void *priv;
} usbh_interface_t;
typedef struct usbh_configuration {
struct usb_configuration_descriptor config_desc;
struct usbh_interface intf[CONFIG_USBHOST_INTF_NUM];
} usbh_configuration_t;
typedef struct usbh_hubport {
bool connected; /* True: device connected; false: disconnected */
bool port_change; /* True: port changed; false: port do not change */
uint8_t port; /* Hub port index */
uint8_t dev_addr; /* device address */
uint8_t speed; /* device speed */
usbh_epinfo_t ep0; /* control ep info */
struct usb_device_descriptor device_desc;
struct usbh_configuration config;
#if 0
uint8_t* config_desc;
#endif
struct usbh_hub *parent; /*if NULL, is roothub*/
} usbh_hubport_t;
typedef struct usbh_hub {
usb_slist_t list;
uint8_t index; /* Hub index */
uint8_t nports; /* Hub port number */
uint8_t dev_addr; /* Hub device address */
usbh_epinfo_t intin;
uint8_t *int_buffer;
struct usb_setup_packet *setup;
struct hub_port_status *port_status;
struct usb_hub_descriptor hub_desc;
struct usbh_hubport child[CONFIG_USBHOST_EHPORTS];
struct usbh_hubport *parent; /* Parent hub port */
struct usb_work work;
} usbh_hub_t;
void usbh_event_notify_handler(uint8_t event, uint8_t rhport);
int usbh_initialize(void);
int lsusb(int argc, char **argv);
struct usbh_hubport *usbh_get_hubport(uint8_t dev_addr);
void *usbh_get_class(uint8_t dev_addr, uint8_t intf);
#ifdef __cplusplus
}
#endif
#endif

46
usb_config.h Normal file
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@@ -0,0 +1,46 @@
#ifndef _USB_CONFIG_H
#define _USB_CONFIG_H
/* USB DEVICE Configuration */
/* USB HOST Configuration */
#ifndef CONFIG_USBHOST_RHPORTS
#define CONFIG_USBHOST_RHPORTS 1
#endif
#ifndef CONFIG_USBHOST_EHPORTS
#define CONFIG_USBHOST_EHPORTS 4
#endif
#ifndef CONFIG_USBHOST_INTF_NUM
#define CONFIG_USBHOST_INTF_NUM 6
#endif
#ifndef CONFIG_USBHOST_EP_NUM
#define CONFIG_USBHOST_EP_NUM 2
#endif
#ifndef CONFIG_USBHOST_HPWORKQ_PRIO
#define CONFIG_USBHOST_HPWORKQ_PRIO 5
#endif
#ifndef CONFIG_USBHOST_HPWORKQ_STACKSIZE
#define CONFIG_USBHOST_HPWORKQ_STACKSIZE 2048
#endif
#ifndef CONFIG_USBHOST_LPWORKQ_PRIO
#define CONFIG_USBHOST_LPWORKQ_PRIO 1
#endif
#ifndef CONFIG_USBHOST_LPWORKQ_STACKSIZE
#define CONFIG_USBHOST_LPWORKQ_STACKSIZE 2048
#endif
#ifndef CONFIG_USBHOST_PSC_PRIO
#define CONFIG_USBHOST_PSC_PRIO 4
#endif
#ifndef CONFIG_USBHOST_PSC_STACKSIZE
#define CONFIG_USBHOST_PSC_STACKSIZE 2048
#endif
#define CONFIG_USBHOST_ASYNCH
#endif