kopia lustrzana https://github.com/OpenRTX/OpenRTX
USB VCOM for MK22FN512xx targets almost ready
Silvano Seva
rodzic
4d4a561345
commit
83d438ec15
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@ -27,33 +27,71 @@
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "MK22F51212.h"
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#include "gpio.h"
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#include <gpio.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include <MK22F51212.h>
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#include "usb_device_config.h"
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#include "usb.h"
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#include "usb_device.h"
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#include "usb_device_cdc_acm.h"
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#include "usb_device_ch9.h"
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// #include "fsl_debug_console.h"
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#include "usb_device_descriptor.h"
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#include "virtual_com.h"
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#include "fsl_common.h"
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#include "usb_device.h"
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#include "virtual_com.h"
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#include "usb_device_ch9.h"
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#include "usb_device_config.h"
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#include "usb_device_cdc_acm.h"
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#include "usb_device_descriptor.h"
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/* Currently configured line coding */
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#define LINE_CODING_SIZE (0x07)
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#define LINE_CODING_DTERATE (115200)
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#define LINE_CODING_CHARFORMAT (0x00)
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#define LINE_CODING_PARITYTYPE (0x00)
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#define LINE_CODING_DATABITS (0x08)
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/* Communications feature */
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#define COMM_FEATURE_DATA_SIZE (0x02)
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#define STATUS_ABSTRACT_STATE (0x0000)
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#define COUNTRY_SETTING (0x0000)
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/* Notification of serial state */
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#define NOTIF_PACKET_SIZE (0x08)
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#define UART_BITMAP_SIZE (0x02)
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#define NOTIF_REQUEST_TYPE (0xA1)
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/* Define the types for application */
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typedef struct
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{
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usb_device_handle deviceHandle; /* USB device handle. */
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volatile uint8_t attach; /* A flag to indicate whether a usb device is attached. 1: attached, 0: not attached */
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uint8_t speed; /* Speed of USB device. USB_SPEED_FULL/USB_SPEED_LOW/USB_SPEED_HIGH. */
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volatile uint8_t startTransactions; /* A flag to indicate whether a CDC device is ready to transmit and receive data. */
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uint8_t currentConfiguration; /* Current configuration value. */
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uint8_t hasSentState; /*!< 1: The device has primed the state in interrupt pipe, 0: Not primed the state. */
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uint8_t currentInterfaceAlternateSetting [USB_CDC_VCOM_INTERFACE_COUNT]; /* Current alternate setting value for each interface. */
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}
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usb_cdc_vcom_struct_t;
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/* Define the infomation relates to abstract control model */
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typedef struct
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{
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uint8_t serialStateBuf[NOTIF_PACKET_SIZE + UART_BITMAP_SIZE]; /* Serial state buffer of the CDC device to notify the
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serial state to host. */
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bool dtePresent; /* A flag to indicate whether DTE is present. */
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uint16_t breakDuration; /* Length of time in milliseconds of the break signal */
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uint8_t dteStatus; /* Status of data terminal equipment */
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uint8_t currentInterface; /* Current interface index. */
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uint16_t uartState; /* UART state of the CDC device. */
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}
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usb_cdc_acm_info_t;
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/*******************************************************************************
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* Variables
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******************************************************************************/
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/* Data structure of virtual com device */
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static usb_cdc_vcom_struct_t s_cdcVcom;
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/* Line codinig of cdc device */
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static uint8_t s_lineCoding[LINE_CODING_SIZE] = {
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static uint8_t s_lineCoding[LINE_CODING_SIZE] =
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{
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/* E.g. 0x00,0xC2,0x01,0x00 : 0x0001C200 is 115200 bits per second */
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(LINE_CODING_DTERATE >> 0U) & 0x000000FFU,
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(LINE_CODING_DTERATE >> 8U) & 0x000000FFU,
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@ -61,32 +99,34 @@ static uint8_t s_lineCoding[LINE_CODING_SIZE] = {
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(LINE_CODING_DTERATE >> 24U) & 0x000000FFU,
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LINE_CODING_CHARFORMAT,
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LINE_CODING_PARITYTYPE,
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LINE_CODING_DATABITS};
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LINE_CODING_DATABITS
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};
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/* Abstract state of cdc device */
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static uint8_t s_abstractState[COMM_FEATURE_DATA_SIZE] = {(STATUS_ABSTRACT_STATE >> 0U) & 0x00FFU,
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(STATUS_ABSTRACT_STATE >> 8U) & 0x00FFU};
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static uint8_t s_abstractState[COMM_FEATURE_DATA_SIZE] =
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{
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(STATUS_ABSTRACT_STATE >> 0U) & 0x00FFU,
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(STATUS_ABSTRACT_STATE >> 8U) & 0x00FFU
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};
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/* Country code of cdc device */
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static uint8_t s_countryCode[COMM_FEATURE_DATA_SIZE] = {(COUNTRY_SETTING >> 0U) & 0x00FFU,
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(COUNTRY_SETTING >> 8U) & 0x00FFU};
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static uint8_t s_countryCode[COMM_FEATURE_DATA_SIZE] =
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{
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(COUNTRY_SETTING >> 0U) & 0x00FFU,
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(COUNTRY_SETTING >> 8U) & 0x00FFU
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};
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/* CDC ACM information */
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USB_DATA_ALIGNMENT static usb_cdc_acm_info_t s_usbCdcAcmInfo = {{0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, 0, 0, 0, 0};
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USB_DATA_ALIGNMENT static usb_cdc_acm_info_t s_usbCdcAcmInfo =
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{{0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, 0, 0, 0, 0};
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/* Data buffer for receiving and sending*/
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USB_DATA_ALIGNMENT static uint8_t s_currRecvBuf[DATA_BUFF_SIZE];
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USB_DATA_ALIGNMENT static uint8_t s_currSendBuf[DATA_BUFF_SIZE];
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USB_DATA_ALIGNMENT static uint8_t s_currRecvBuf[FS_CDC_VCOM_BULK_OUT_PACKET_SIZE];
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USB_DATA_ALIGNMENT static uint8_t s_currSendBuf[FS_CDC_VCOM_BULK_OUT_PACKET_SIZE];
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volatile static uint32_t s_recvSize = 0;
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volatile static uint32_t s_sendSize = 0;
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// volatile static uint32_t s_sendSize = 0;
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static uint32_t s_usbBulkMaxPacketSize = FS_CDC_VCOM_BULK_OUT_PACKET_SIZE;
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/*******************************************************************************
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* Prototypes
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******************************************************************************/
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/*******************************************************************************
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* Code
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******************************************************************************/
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/*!
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* @brief Interrupt in pipe callback function.
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*
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@ -546,17 +586,15 @@ void USB0_IRQHandler(void)
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USB_DeviceKhciIsrFunction(s_cdcVcom.deviceHandle);
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}
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/*!
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* @brief Application initialization function.
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*
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* This function initializes the application.
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*
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* @return None.
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*/
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void APPInit(void)
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/******************************************************************************
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* *
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* Implementation of USB vcom functions *
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* *
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******************************************************************************/
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void vcom_init()
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{
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SIM->CLKDIV2 = SIM_CLKDIV2_USBDIV(0)
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| SIM_CLKDIV2_USBFRAC(0);
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SIM->SOPT2 = SIM_SOPT2_USBSRC(1U)
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@ -570,15 +608,11 @@ void APPInit(void)
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s_cdcVcom.attach = 0;
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s_cdcVcom.deviceHandle = NULL;
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if (kStatus_USB_Success != USB_DeviceInit(CONTROLLER_ID, USB_DeviceCallback, &s_cdcVcom.deviceHandle))
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if (USB_DeviceInit(kUSB_ControllerKhci0,USB_DeviceCallback,
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&s_cdcVcom.deviceHandle) != kStatus_USB_Success)
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{
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usb_echo("USB device vcom failed\r\n");
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return;
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}
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else
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{
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usb_echo("USB device CDC virtual com demo\r\n");
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}
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NVIC_SetPriority(USB0_IRQn, 3);
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NVIC_EnableIRQ(USB0_IRQn);
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@ -586,10 +620,60 @@ void APPInit(void)
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USB_DeviceRun(s_cdcVcom.deviceHandle);
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}
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void APPTest(void)
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ssize_t vcom_writeBlock(const void *buf, size_t len)
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{
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char *str = "blablabla\r\n";
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memcpy(s_currSendBuf, str, sizeof(str));
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USB_DeviceSendRequest(s_cdcVcom.deviceHandle, USB_CDC_VCOM_BULK_IN_ENDPOINT,
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s_currSendBuf, sizeof(str));
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memcpy(s_currSendBuf, buf, len);
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if((s_cdcVcom.attach == 1) && (s_cdcVcom.startTransactions == 1))
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{
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(void) USB_DeviceSendRequest(s_cdcVcom.deviceHandle,
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USB_CDC_VCOM_BULK_IN_ENDPOINT,
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s_currSendBuf, len);
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}
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}
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ssize_t vcom_readBlock(void* buf, size_t len)
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{
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if((s_cdcVcom.attach == 1) && (s_cdcVcom.startTransactions == 1))
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{
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size_t toTransfer = (len < s_recvSize) ? len : s_recvSize;
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memcpy(buf, s_currRecvBuf, toTransfer);
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s_recvSize = 0;
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return toTransfer;
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}
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return 0;
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}
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void APP_task(void)
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{
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// usb_status_t error = kStatus_USB_Error;
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// if ((1 == s_cdcVcom.attach) && (1 == s_cdcVcom.startTransactions))
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// {
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// /* User Code */
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// if ((0 != s_recvSize) && (0xFFFFFFFFU != s_recvSize))
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// {
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// int32_t i;
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//
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// /* Copy Buffer to Send Buff */
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// for (i = 0; i < s_recvSize; i++)
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// {
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// s_currSendBuf[s_sendSize++] = s_currRecvBuf[i];
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// }
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// s_recvSize = 0;
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// }
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//
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// if (s_sendSize)
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// {
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// uint32_t size = s_sendSize;
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// s_sendSize = 0;
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//
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// error = USB_DeviceSendRequest(s_cdcVcom.deviceHandle, USB_CDC_VCOM_BULK_IN_ENDPOINT, s_currSendBuf, size);
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//
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// if (error != kStatus_USB_Success)
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// {
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// /* Failure to send Data Handling code here */
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// }
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// }
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//
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// }
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}
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@ -1,87 +1,48 @@
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/*
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* Copyright (c) 2015 - 2016, Freescale Semiconductor, Inc.
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* Copyright 2016 NXP
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* o Redistributions of source code must retain the above copyright notice, this list
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* of conditions and the following disclaimer.
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*
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* o Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* o Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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/***************************************************************************
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* Copyright (C) 2020 by Silvano Seva IU2KWO *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, see <http://www.gnu.org/licenses/> *
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***************************************************************************/
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#ifndef USB_VCOM_H
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#define USB_VCOM_H
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#include <stdint.h>
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#include <unistd.h>
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/**
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* Initialise USB virtual com port. Parameters: 115200 baud, 8N1.
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* @return zero on success, negative value on failure.
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*/
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#ifndef _USB_CDC_VCOM_H_
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#define _USB_CDC_VCOM_H_ 1
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void vcom_init();
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#include "usb.h"
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#include "usb_device_descriptor.h"
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/**
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* Write a block of data. This function blocks until all data have been sent.
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* \param buffer buffer where take data to write.
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* \param size buffer size
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* \return number of bytes written or a negative number on failure.
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*/
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ssize_t vcom_writeBlock(const void *buf, size_t len);
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/*******************************************************************************
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* Definitions
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******************************************************************************/
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/**
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* Read a block of data, nonblocking function.
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* \param buffer buffer where read data will be stored.
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* \param size buffer size.
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* \return number of bytes read or a negative number on failure. Note that
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* it is normal for this function to return less character than the amount
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* asked.
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*/
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ssize_t vcom_readBlock(void *buf, size_t len);
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#define CONTROLLER_ID kUSB_ControllerKhci0
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#define DATA_BUFF_SIZE FS_CDC_VCOM_BULK_OUT_PACKET_SIZE
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#define USB_DEVICE_INTERRUPT_PRIORITY (3U)
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/* Currently configured line coding */
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#define LINE_CODING_SIZE (0x07)
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#define LINE_CODING_DTERATE (115200)
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#define LINE_CODING_CHARFORMAT (0x00)
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#define LINE_CODING_PARITYTYPE (0x00)
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#define LINE_CODING_DATABITS (0x08)
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/* Communications feature */
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#define COMM_FEATURE_DATA_SIZE (0x02)
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#define STATUS_ABSTRACT_STATE (0x0000)
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#define COUNTRY_SETTING (0x0000)
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/* Notification of serial state */
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#define NOTIF_PACKET_SIZE (0x08)
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#define UART_BITMAP_SIZE (0x02)
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#define NOTIF_REQUEST_TYPE (0xA1)
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/* Define the types for application */
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typedef struct _usb_cdc_vcom_struct
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{
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usb_device_handle deviceHandle; /* USB device handle. */
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volatile uint8_t attach; /* A flag to indicate whether a usb device is attached. 1: attached, 0: not attached */
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uint8_t speed; /* Speed of USB device. USB_SPEED_FULL/USB_SPEED_LOW/USB_SPEED_HIGH. */
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volatile uint8_t
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startTransactions; /* A flag to indicate whether a CDC device is ready to transmit and receive data. */
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uint8_t currentConfiguration; /* Current configuration value. */
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uint8_t currentInterfaceAlternateSetting
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[USB_CDC_VCOM_INTERFACE_COUNT]; /* Current alternate setting value for each interface. */
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uint8_t hasSentState; /*!< 1: The device has primed the state in interrupt pipe, 0: Not primed the state. */
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} usb_cdc_vcom_struct_t;
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/* Define the infomation relates to abstract control model */
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typedef struct _usb_cdc_acm_info
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{
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uint8_t serialStateBuf[NOTIF_PACKET_SIZE + UART_BITMAP_SIZE]; /* Serial state buffer of the CDC device to notify the
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serial state to host. */
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bool dtePresent; /* A flag to indicate whether DTE is present. */
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uint16_t breakDuration; /* Length of time in milliseconds of the break signal */
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uint8_t dteStatus; /* Status of data terminal equipment */
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uint8_t currentInterface; /* Current interface index. */
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uint16_t uartState; /* UART state of the CDC device. */
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} usb_cdc_acm_info_t;
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#endif /* _USB_CDC_VCOM_H_ */
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#endif /* USB_VCOM_H */
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