diff options
Diffstat (limited to 'tinyusb/src/portable/sony/cxd56/dcd_cxd56.c')
-rwxr-xr-x | tinyusb/src/portable/sony/cxd56/dcd_cxd56.c | 408 |
1 files changed, 408 insertions, 0 deletions
diff --git a/tinyusb/src/portable/sony/cxd56/dcd_cxd56.c b/tinyusb/src/portable/sony/cxd56/dcd_cxd56.c new file mode 100755 index 00000000..83497646 --- /dev/null +++ b/tinyusb/src/portable/sony/cxd56/dcd_cxd56.c @@ -0,0 +1,408 @@ +/* + * 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) +#define CXD56_SETUP_QUEUE_DEPTH (4) +#define CXD56_MAX_DATA_OUT_SIZE (64) + +OSAL_QUEUE_DEF(OPT_MODE_DEVICE, _setup_queue_def, CXD56_SETUP_QUEUE_DEPTH, struct usb_ctrlreq_s); + +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]; + osal_queue_t setup_queue; + bool setup_processed; + FAR uint8_t dataout[CXD56_MAX_DATA_OUT_SIZE]; + size_t outlen; +}; + +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; + + if (usbdcd_driver.setup_processed) + { + usbdcd_driver.setup_processed = false; + dcd_event_setup_received(0, (uint8_t *) ctrl, true); + } + else + { + osal_queue_send(usbdcd_driver.setup_queue, ctrl, true); + } + + if (outlen > 0 && outlen <= CXD56_MAX_DATA_OUT_SIZE) + { + memcpy(usbdcd_driver.dataout, dataout, outlen); + usbdcd_driver.outlen = outlen; + } + + return 0; +} + +static void _dcd_disconnect(FAR struct usbdevclass_driver_s *driver, FAR struct usbdev_s *dev) +{ + (void) driver; + + tusb_speed_t speed; + + switch (dev->speed) + { + case USB_SPEED_LOW: + speed = TUSB_SPEED_LOW; + break; + case USB_SPEED_FULL: + speed = TUSB_SPEED_FULL; + break; + case USB_SPEED_HIGH: + speed = TUSB_SPEED_HIGH; + break; + default: + speed = TUSB_SPEED_HIGH; + break; + } + + dcd_event_bus_reset(0, speed, 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; + usbdcd_driver.setup_processed = true; + usbdcd_driver.setup_queue = osal_queue_create(&_setup_queue_def); + + 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; +} + +void dcd_remote_wakeup(uint8_t rhport) +{ + (void) rhport; + + DEV_WAKEUP(usbdev); +} + +void dcd_connect(uint8_t rhport) +{ + (void) rhport; + DEV_CONNECT(usbdev); +} + +void dcd_disconnect(uint8_t rhport) +{ + (void) rhport; + DEV_DISCONNECT(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; + + bool ret = true; + uint8_t epnum = tu_edpt_number(ep_addr); + + if (epnum >= CXD56_EPNUM) + { + return false; + } + + if (epnum == 0) + { + if (total_bytes == 0) + { + usbdcd_driver.setup_processed = true; + dcd_event_xfer_complete(0, ep_addr, 0, XFER_RESULT_SUCCESS, false); + } + else if (ep_addr == 0x00 && total_bytes == usbdcd_driver.outlen) + { + memcpy(buffer, usbdcd_driver.dataout, usbdcd_driver.outlen); + dcd_event_xfer_complete(0, ep_addr, total_bytes, XFER_RESULT_SUCCESS, false); + usbdcd_driver.outlen = 0; + } + else + { + usbdcd_driver.req[epnum]->len = total_bytes; + usbdcd_driver.req[epnum]->priv = (void *)((uint32_t)ep_addr); + usbdcd_driver.req[epnum]->flags = total_bytes < usbdcd_driver.ep[epnum]->maxpacket ? USBDEV_REQFLAGS_NULLPKT : 0; + usbdcd_driver.req[epnum]->buf = buffer; + + if (EP_SUBMIT(usbdcd_driver.ep[epnum], usbdcd_driver.req[epnum]) < 0) + { + ret = false; + } + } + + struct usb_ctrlreq_s ctrl; + + if (usbdcd_driver.setup_processed) + { + if (osal_queue_receive(usbdcd_driver.setup_queue, &ctrl)) + { + usbdcd_driver.setup_processed = false; + dcd_event_setup_received(0, (uint8_t *)&ctrl, false); + } + } + } + else + { + usbdcd_driver.req[epnum]->len = total_bytes; + usbdcd_driver.req[epnum]->priv = (void *)((uint32_t)ep_addr); + usbdcd_driver.req[epnum]->flags = total_bytes < usbdcd_driver.ep[epnum]->maxpacket ? USBDEV_REQFLAGS_NULLPKT : 0; + usbdcd_driver.req[epnum]->buf = buffer; + + if (EP_SUBMIT(usbdcd_driver.ep[epnum], usbdcd_driver.req[epnum]) < 0) + { + ret = false; + } + } + + return ret; +} + +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 |