solo/targets/stm32l432/lib/usbd/usbd_ccid.c
2019-08-24 15:06:16 +08:00

320 lines
7.1 KiB
C

#include <stdint.h>
#include "usbd_ccid.h"
#include "usbd_ctlreq.h"
#include "usbd_conf.h"
#include "usbd_core.h"
#include "log.h"
static uint8_t USBD_CCID_Init (USBD_HandleTypeDef *pdev,
uint8_t cfgidx);
static uint8_t USBD_CCID_DeInit (USBD_HandleTypeDef *pdev,
uint8_t cfgidx);
static uint8_t USBD_CCID_Setup (USBD_HandleTypeDef *pdev,
USBD_SetupReqTypedef *req);
static uint8_t USBD_CCID_DataIn (USBD_HandleTypeDef *pdev,
uint8_t epnum);
static uint8_t USBD_CCID_DataOut (USBD_HandleTypeDef *pdev,
uint8_t epnum);
static uint8_t USBD_CCID_EP0_RxReady (USBD_HandleTypeDef *pdev);
USBD_ClassTypeDef USBD_CCID =
{
USBD_CCID_Init,
USBD_CCID_DeInit,
USBD_CCID_Setup,
NULL, /* EP0_TxSent, */
USBD_CCID_EP0_RxReady,
USBD_CCID_DataIn,
USBD_CCID_DataOut,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
};
static uint8_t ccidmsg_buf[CCID_DATA_PACKET_SIZE];
static uint8_t USBD_CCID_Init (USBD_HandleTypeDef *pdev, uint8_t cfgidx)
{
uint8_t ret = 0U;
USBD_CCID_HandleTypeDef *hcdc;
//Y
USBD_LL_OpenEP(pdev, CCID_IN_EP, USBD_EP_TYPE_BULK,
CCID_DATA_PACKET_SIZE);
USBD_LL_OpenEP(pdev, CCID_OUT_EP, USBD_EP_TYPE_BULK,
CCID_DATA_PACKET_SIZE);
pdev->ep_in[CCID_IN_EP & 0xFU].is_used = 1U;
pdev->ep_out[CCID_OUT_EP & 0xFU].is_used = 1U;
USBD_LL_OpenEP(pdev, CCID_CMD_EP, USBD_EP_TYPE_INTR, CCID_DATA_PACKET_SIZE);
pdev->ep_in[CCID_CMD_EP & 0xFU].is_used = 1U;
// dump_pma_header("ccid.c");
static USBD_CCID_HandleTypeDef mem;
pdev->pClassData = &mem;
hcdc = (USBD_CCID_HandleTypeDef*) pdev->pClassData;
// init transfer states
hcdc->TxState = 0U;
hcdc->RxState = 0U;
USBD_LL_PrepareReceive(&Solo_USBD_Device, CCID_OUT_EP, ccidmsg_buf,
CCID_DATA_PACKET_SIZE);
return ret;
}
static uint8_t USBD_CCID_DeInit (USBD_HandleTypeDef *pdev, uint8_t cfgidx)
{
uint8_t ret = 0U;
//N
USBD_LL_CloseEP(pdev, CCID_IN_EP);
pdev->ep_in[CCID_IN_EP & 0xFU].is_used = 0U;
USBD_LL_CloseEP(pdev, CCID_OUT_EP);
pdev->ep_out[CCID_OUT_EP & 0xFU].is_used = 0U;
USBD_LL_CloseEP(pdev, CCID_CMD_EP);
pdev->ep_in[CCID_CMD_EP & 0xFU].is_used = 0U;
/* DeInit physical Interface components */
if(pdev->pClassData != NULL)
{
pdev->pClassData = NULL;
}
return ret;
}
/**
* @brief USBD_CDC_Setup
* Handle the CDC specific requests
* @param pdev: instance
* @param req: usb requests
* @retval status
*/
static uint8_t USBD_CCID_Setup (USBD_HandleTypeDef *pdev,
USBD_SetupReqTypedef *req)
{
USBD_CCID_HandleTypeDef *hcdc = (USBD_CCID_HandleTypeDef*) pdev->pClassData;
uint8_t ifalt = 0U;
uint16_t status_info = 0U;
uint8_t ret = USBD_OK;
//N
switch (req->bmRequest & USB_REQ_TYPE_MASK)
{
case USB_REQ_TYPE_CLASS :
if (req->wLength)
{
if (req->bmRequest & 0x80U)
{
USBD_CtlSendData (pdev, (uint8_t *)(void *)hcdc->data, req->wLength);
}
else
{
hcdc->CmdOpCode = req->bRequest;
hcdc->CmdLength = (uint8_t)req->wLength;
USBD_CtlPrepareRx (pdev, (uint8_t *)(void *)hcdc->data, req->wLength);
}
}
else
{
}
break;
case USB_REQ_TYPE_STANDARD:
switch (req->bRequest)
{
case USB_REQ_GET_STATUS:
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
USBD_CtlSendData (pdev, (uint8_t *)(void *)&status_info, 2U);
}
else
{
USBD_CtlError (pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_GET_INTERFACE:
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
USBD_CtlSendData (pdev, &ifalt, 1U);
}
else
{
USBD_CtlError (pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_SET_INTERFACE:
if (pdev->dev_state != USBD_STATE_CONFIGURED)
{
USBD_CtlError (pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_GET_DESCRIPTOR:
break;
default:
USBD_CtlError (pdev, req);
ret = USBD_FAIL;
break;
}
break;
default:
USBD_CtlError (pdev, req);
ret = USBD_FAIL;
break;
}
return ret;
}
/**
* @brief USBD_CDC_DataIn
* Data sent on non-control IN endpoint
* @param pdev: device instance
* @param epnum: endpoint number
* @retval status
*/
static uint8_t USBD_CCID_DataOut (USBD_HandleTypeDef *pdev, uint8_t epnum)
{
return USBD_OK;
}
static uint8_t USBD_CCID_DataIn (USBD_HandleTypeDef *pdev, uint8_t epnum)
{
USBD_CCID_HandleTypeDef *hcdc = (USBD_CCID_HandleTypeDef*)pdev->pClassData;
hcdc->TxState = 0U;
return USBD_OK;
}
uint8_t USBD_CCID_TransmitPacket(uint8_t * msg, int len)
{
/* Update the packet total length */
Solo_USBD_Device.ep_in[CCID_IN_EP & 0xFU].total_length = len;
while (PCD_GET_EP_TX_STATUS(USB, CCID_IN_EP & 0x0f) == USB_EP_TX_VALID)
;
/* Transmit next packet */
USBD_LL_Transmit(&Solo_USBD_Device, CCID_IN_EP, msg,
len);
printf1(TAG_GREEN,"ccid<< ");
dump_hex1(TAG_GREEN, msg, len);
return USBD_OK;
}
void ccid_send_status(CCID_HEADER * c, uint8_t status)
{
uint8_t msg[CCID_HEADER_SIZE];
memset(msg,0,sizeof(msg));
msg[0] = CCID_SLOT_STATUS_RES;
msg[6] = c->seq;
msg[7] = status;
USBD_CCID_TransmitPacket(msg, sizeof(msg));
}
void ccid_send_data_block(CCID_HEADER * c, uint8_t status)
{
uint8_t msg[CCID_HEADER_SIZE];
memset(msg,0,sizeof(msg));
msg[0] = CCID_DATA_BLOCK_RES;
msg[6] = c->seq;
msg[7] = status;
USBD_CCID_TransmitPacket(msg, sizeof(msg));
}
void handle_ccid(uint8_t * msg, int len)
{
CCID_HEADER * h = (CCID_HEADER *) msg;
switch(h->type)
{
case CCID_SLOT_STATUS:
ccid_send_status(h, CCID_STATUS_ON);
break;
case CCID_POWER_ON:
ccid_send_data_block(h, CCID_STATUS_ON);
break;
case CCID_POWER_OFF:
ccid_send_status(h, CCID_STATUS_OFF);
break;
default:
ccid_send_status(h, CCID_STATUS_ON);
break;
}
}
/**
* @brief USBD_CDC_DataOut
* Data received on non-control Out endpoint
* @param pdev: device instance
* @param epnum: endpoint number
* @retval status
*/
uint8_t usb_ccid_recieve_callback(USBD_HandleTypeDef *pdev, uint8_t epnum)
{
USBD_CCID_HandleTypeDef *hcdc = (USBD_CCID_HandleTypeDef*) pdev->pClassData;
/* Get the received data length */
hcdc->RxLength = USBD_LL_GetRxDataSize (pdev, epnum);
printf1(TAG_GREEN, "ccid>> ");
dump_hex1(TAG_GREEN, ccidmsg_buf, hcdc->RxLength);
handle_ccid(ccidmsg_buf, hcdc->RxLength);
USBD_LL_PrepareReceive(&Solo_USBD_Device, CCID_OUT_EP, ccidmsg_buf,
CCID_DATA_PACKET_SIZE);
return USBD_OK;
}
/**
* @brief USBD_CDC_EP0_RxReady
* Handle EP0 Rx Ready event
* @param pdev: device instance
* @retval status
*/
static uint8_t USBD_CCID_EP0_RxReady (USBD_HandleTypeDef *pdev)
{
return USBD_OK;
}