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esp32-s2_dfu/src/portable/sony/cxd56/dcd_cxd56.c

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/*
* The MIT License (MIT)
*
* Copyright 2019 Sony Semiconductor Solutions Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#include "tusb_option.h"
#if TUSB_OPT_DEVICE_ENABLED && CFG_TUSB_MCU == OPT_MCU_CXD56
#include <errno.h>
#include <nuttx/usb/usbdev.h>
#include <nuttx/arch.h>
#include "device/dcd.h"
#define CXD56_EPNUM (7)
struct usbdcd_driver_s
{
struct usbdevclass_driver_s usbdevclass_driver;
FAR struct usbdev_ep_s *ep[CXD56_EPNUM];
FAR struct usbdev_req_s *req[CXD56_EPNUM];
};
static struct usbdcd_driver_s usbdcd_driver;
static struct usbdev_s *usbdev;
static int dcd_bind(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev);
static void dcd_unbind(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev);
static int dcd_setup(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev,
FAR const struct usb_ctrlreq_s *ctrl, FAR uint8_t *dataout, size_t outlen);
static void dcd_disconnect(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev);
static void dcd_suspend(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev);
static void dcd_resume(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev);
static const struct usbdevclass_driverops_s g_driverops =
{
dcd_bind, /* bind */
dcd_unbind, /* unbind */
dcd_setup, /* setup */
dcd_disconnect, /* disconnect */
dcd_suspend, /* suspend */
dcd_resume, /* resume */
};
static void usbdcd_ep0incomplete(FAR struct usbdev_ep_s *ep, FAR struct usbdev_req_s *req)
{
(void) ep;
uint8_t ep_addr = (uint32_t)req->priv;
if (req->result || req->xfrd != req->len)
{
if (req->len)
{
dcd_event_xfer_complete(0, ep_addr, req->xfrd, XFER_RESULT_SUCCESS, true);
}
}
else
{
if (req->xfrd)
{
dcd_event_xfer_complete(0, ep_addr, req->xfrd, XFER_RESULT_SUCCESS, true);
}
}
}
static int dcd_bind(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev)
{
(void) driver;
usbdev = dev;
usbdcd_driver.ep[0] = dev->ep0;
usbdcd_driver.req[0] = EP_ALLOCREQ(usbdcd_driver.ep[0]);
if (usbdcd_driver.req[0] != NULL)
{
usbdcd_driver.req[0]->len = 64;
usbdcd_driver.req[0]->buf = EP_ALLOCBUFFER(usbdcd_driver.ep[0], 64);
if (!usbdcd_driver.req[0]->buf)
{
EP_FREEREQ(usbdcd_driver.ep[0], usbdcd_driver.req[0]);
usbdcd_driver.req[0] = NULL;
}
}
usbdcd_driver.req[0]->callback = usbdcd_ep0incomplete;
DEV_CONNECT(dev);
return 0;
}
static void dcd_unbind(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev)
{
(void) driver;
(void) dev;
}
static int dcd_setup(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev,
FAR const struct usb_ctrlreq_s *ctrl, FAR uint8_t *dataout, size_t outlen)
{
(void) driver;
(void) dev;
(void) dataout;
(void) outlen;
dcd_event_setup_received(0, (uint8_t *)ctrl, true);
return 0;
}
static void dcd_disconnect(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev)
{
(void) driver;
dcd_event_bus_signal(0, DCD_EVENT_BUS_RESET, true);
DEV_CONNECT(dev);
}
static void dcd_suspend(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev)
{
(void) driver;
(void) dev;
dcd_event_bus_signal(0, DCD_EVENT_SUSPEND, true);
}
static void dcd_resume(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev)
{
(void) driver;
(void) dev;
dcd_event_bus_signal(0, DCD_EVENT_RESUME, true);
}
void dcd_init(uint8_t rhport)
{
(void) rhport;
usbdcd_driver.usbdevclass_driver.speed = USB_SPEED_HIGH;
usbdcd_driver.usbdevclass_driver.ops = &g_driverops;
usbdev_register(&usbdcd_driver.usbdevclass_driver);
}
// Enable device interrupt
void dcd_int_enable(uint8_t rhport)
{
(void) rhport;
up_enable_irq(CXD56_IRQ_USB_INT);
}
// Disable device interrupt
void dcd_int_disable(uint8_t rhport)
{
(void) rhport;
up_disable_irq(CXD56_IRQ_USB_INT);
}
// Receive Set Address request, mcu port must also include status IN response
void dcd_set_address(uint8_t rhport, uint8_t dev_addr)
{
(void) rhport;
(void) dev_addr;
}
// Receive Set Config request
void dcd_set_config(uint8_t rhport, uint8_t config_num)
{
(void) rhport;
(void) config_num;
}
void dcd_remote_wakeup(uint8_t rhport)
{
(void) rhport;
DEV_WAKEUP(usbdev);
}
//--------------------------------------------------------------------+
// Endpoint API
//--------------------------------------------------------------------+
bool dcd_edpt_open(uint8_t rhport, tusb_desc_endpoint_t const *p_endpoint_desc)
{
(void) rhport;
uint8_t epnum = tu_edpt_number(p_endpoint_desc->bEndpointAddress);
uint8_t const dir = tu_edpt_dir(p_endpoint_desc->bEndpointAddress);
uint8_t xfrtype = 0;
struct usb_epdesc_s epdesc;
if (epnum >= CXD56_EPNUM)
{
return false;
}
switch (p_endpoint_desc->bmAttributes.xfer)
{
case 1:
xfrtype = USB_EP_ATTR_XFER_ISOC;
break;
case 2:
xfrtype = USB_EP_ATTR_XFER_BULK;
break;
case 3:
xfrtype = USB_EP_ATTR_XFER_INT;
break;
}
usbdcd_driver.ep[epnum] = DEV_ALLOCEP(usbdev, epnum, dir == TUSB_DIR_IN, xfrtype);
if (usbdcd_driver.ep[epnum] == NULL)
{
return false;
}
usbdcd_driver.req[epnum] = NULL;
usbdcd_driver.req[epnum] = EP_ALLOCREQ(usbdcd_driver.ep[epnum]);
if (usbdcd_driver.req[epnum] != NULL)
{
usbdcd_driver.req[epnum]->len = p_endpoint_desc->wMaxPacketSize.size;
}
else
{
return false;
}
usbdcd_driver.req[epnum]->callback = usbdcd_ep0incomplete;
epdesc.len = p_endpoint_desc->bLength;
epdesc.type = p_endpoint_desc->bDescriptorType;
epdesc.addr = p_endpoint_desc->bEndpointAddress;
epdesc.attr = xfrtype;
epdesc.mxpacketsize[0] = LSBYTE(p_endpoint_desc->wMaxPacketSize.size);
epdesc.mxpacketsize[1] = MSBYTE(p_endpoint_desc->wMaxPacketSize.size);
epdesc.interval = p_endpoint_desc->bInterval;
if (EP_CONFIGURE(usbdcd_driver.ep[epnum], &epdesc, false) < 0)
{
return false;
}
return true;
}
bool dcd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t total_bytes)
{
(void) rhport;
uint8_t epnum = tu_edpt_number(ep_addr);
if (epnum >= CXD56_EPNUM)
{
return false;
}
usbdcd_driver.req[epnum]->len = total_bytes;
usbdcd_driver.req[epnum]->priv = (void *)((uint32_t)ep_addr);
usbdcd_driver.req[epnum]->flags = 0;
if (total_bytes)
{
usbdcd_driver.req[epnum]->buf = buffer;
}
else
{
return true;
}
if (EP_SUBMIT(usbdcd_driver.ep[epnum], usbdcd_driver.req[epnum]) < 0)
{
return false;
}
return true;
}
void dcd_edpt_stall(uint8_t rhport, uint8_t ep_addr)
{
(void) rhport;
uint8_t epnum = tu_edpt_number(ep_addr);
if (epnum >= CXD56_EPNUM)
{
return;
}
EP_STALL(usbdcd_driver.ep[epnum]);
}
void dcd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr)
{
(void) rhport;
uint8_t epnum = tu_edpt_number(ep_addr);
if (epnum >= CXD56_EPNUM)
{
return;
}
EP_RESUME(usbdcd_driver.ep[epnum]);
}
#endif
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