增加所有文件

middleware/usb/uC-USBH/App/HID/app_usbh_hid.c

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+/*
+*********************************************************************************************************
+*                                            EXAMPLE CODE
+*
+*               This file is provided as an example on how to use Micrium products.
+*
+*               Please feel free to use any application code labeled as 'EXAMPLE CODE' in
+*               your application products.  Example code may be used as is, in whole or in
+*               part, or may be used as a reference only. This file can be modified as
+*               required to meet the end-product requirements.
+*
+*********************************************************************************************************
+*/
+
+/*
+*********************************************************************************************************
+*
+*                                    USB HOST HID TEST APPLICATION
+*
+*                                              TEMPLATE
+*
+* Filename : app_usbh_hid_demo.c
+* Version  : V3.42.01
+*********************************************************************************************************
+*/
+
+/*
+*********************************************************************************************************
+*                                            INCLUDE FILES
+*********************************************************************************************************
+*/
+
+#define   APP_USBH_HID_MODULE
+#include  <Class/HID/usbh_hid.h>
+#include  "app_usbh_hid.h"
+
+
+/*
+*********************************************************************************************************
+*                                            LOCAL DEFINES
+*********************************************************************************************************
+*/
+
+#define  USBH_HID_APP_USAGE_MOUSE                 0x00000002u
+#define  USBH_HID_APP_USAGE_KBD                   0x00000006u
+
+
+/*
+*********************************************************************************************************
+*                                           LOCAL CONSTANTS
+*********************************************************************************************************
+*/
+
+
+/*
+*********************************************************************************************************
+*                                          LOCAL DATA TYPES
+*********************************************************************************************************
+*/
+
+
+/*
+*********************************************************************************************************
+*                                            LOCAL TABLES
+*********************************************************************************************************
+*/
+
+
+/*
+*********************************************************************************************************
+*                                       LOCAL GLOBAL VARIABLES
+*********************************************************************************************************
+*/
+
+
+/*
+*********************************************************************************************************
+*                                      LOCAL FUNCTION PROTOTYPES
+*********************************************************************************************************
+*/
+
+static  void  App_USBH_HID_ClassDevNotify(void          *p_hid_dev,
+                                          CPU_INT08U     state,
+                                          void          *p_ctx);
+
+static  void  App_USBH_HID_DevConn       (USBH_HID_DEV  *p_hid_dev);
+
+static  void  App_USBH_HID_DevDisconn    (USBH_HID_DEV  *p_hid_dev);
+
+
+/*
+*********************************************************************************************************
+*                                     LOCAL CONFIGURATION ERRORS
+*********************************************************************************************************
+*/
+
+
+/*
+*********************************************************************************************************
+*********************************************************************************************************
+*                                          GLOBAL FUNCTIONS
+*********************************************************************************************************
+*********************************************************************************************************
+*/
+
+
+
+/*
+*********************************************************************************************************
+*                                         App_USBH_HID_Init()
+*
+* Description : Register HID notify callback.
+*
+* Argument(s) : None.
+*
+* Return(s)   : USBH_ERR_NONE,       if the demo is initialized.
+*               Specific error code, otherwise.
+*
+* Note(s)     : None.
+*********************************************************************************************************
+*/
+
+USBH_ERR  App_USBH_HID_Init (void)
+{
+    USBH_ERR  host_err;
+
+                                                                /* ----------- REGISTER DRV & NOTIFICATION ------------ */
+    host_err = USBH_ClassDrvReg(       &USBH_HID_ClassDrv,
+                                        App_USBH_HID_ClassDevNotify,
+                                (void *)0);
+    return (host_err);
+}
+
+
+/*
+*********************************************************************************************************
+*********************************************************************************************************
+*                                           LOCAL FUNCTIONS
+*********************************************************************************************************
+*********************************************************************************************************
+*/
+
+
+/*
+*********************************************************************************************************
+*                                    App_USBH_HID_ClassDevNotify()
+*
+* Description : Handle device state change notification for HID devices.
+*
+* Argument(s) : p_class_dev     Pointer to class device.
+*
+*               state           State.
+*
+*               pctx            Pointer to context.
+*
+* Return(s)   : None.
+*
+* Note(s)     : None.
+*********************************************************************************************************
+*/
+
+static  void  App_USBH_HID_ClassDevNotify (void        *p_class_dev,
+                                           CPU_INT08U   state,
+                                           void        *p_ctx)
+{
+    USBH_HID_DEV  *p_hid_dev;
+
+
+    (void)p_ctx;
+    p_hid_dev = (USBH_HID_DEV *)p_class_dev;
+
+    switch (state) {
+        case USBH_CLASS_DEV_STATE_CONN:                         /* ---------------- HID DEVICE CONN'D ----------------- */
+             APP_TRACE_INFO(("HID Demo: Device Connected\r\n"));
+             App_USBH_HID_DevConn(p_hid_dev);
+             break;
+
+        case USBH_CLASS_DEV_STATE_DISCONN:                      /* ---------------- HID DEVICE REMOVED ---------------- */
+             APP_TRACE_INFO(("HID Demo: Device Removed\r\n"));
+             App_USBH_HID_DevDisconn(p_hid_dev);
+             break;
+
+        default:
+             break;
+    }
+}
+
+
+/*
+*********************************************************************************************************
+*                                       App_USBH_HID_DevConn()
+*
+* Description : This function is called when HID device is connected.
+*
+* Argument(s) : p_hid_dev       Pointer to HID device.
+*
+* Return(s)   : None.
+*
+* Note(s)     : None.
+*********************************************************************************************************
+*/
+
+static  void  App_USBH_HID_DevConn (USBH_HID_DEV  *p_hid_dev)
+{
+    CPU_INT08U           nbr_report_id;
+    CPU_INT08U           report_id_cnt;
+    USBH_HID_REPORT_ID  *p_report_id_array;
+    USBH_HID_REPORT_ID  *p_report_id;
+    USBH_ERR             err;
+
+
+    err = USBH_HID_RefAdd(p_hid_dev);                           /* Add ref                                              */
+    if (err != USBH_ERR_NONE) {
+        APP_TRACE_INFO(("Error in App_USBH_HID_DevConn(): %d\r\n", err));
+        return;
+    }
+
+    err = USBH_HID_IdleSet(p_hid_dev, 0u, 0u);                  /* Set Idle Time.                                       */
+    if (err == USBH_ERR_EP_STALL) {
+        APP_TRACE_INFO(("Error in App_USBH_HID_DevConn(): %d\r\n", err));
+    } else if (err != USBH_ERR_NONE) {
+        APP_TRACE_INFO(("Error in App_USBH_HID_DevConn(): %d\r\n", err));
+        return;
+    }
+
+    err = USBH_HID_Init(p_hid_dev);                             /* Initialize HID                                       */
+    if (err != USBH_ERR_NONE) {
+        APP_TRACE_INFO(("Error in App_USBH_HID_DevConn(): %d\r\n", err));
+        return;
+    }
+
+    err = USBH_HID_GetReportIDArray(p_hid_dev,
+                                   &p_report_id_array,
+                                   &nbr_report_id);
+    if (err != USBH_ERR_NONE) {
+        APP_TRACE_INFO(("Error in App_USBH_HID_DevConn(): %d\r\n", err));
+        return;
+    }
+
+    for (report_id_cnt = 0u; report_id_cnt < nbr_report_id; report_id_cnt++) {
+        p_report_id = &p_report_id_array[report_id_cnt];
+
+        if (p_report_id->Type != 0x08u) {                       /* Validate report is of INPUT type.                    */
+            continue;
+        }
+
+        if (p_hid_dev->Usage == USBH_HID_APP_USAGE_KBD) {
+
+            APP_TRACE_INFO(("HID Demo: Keyboard Connected\r\n"));
+
+            err = USBH_HID_RegRxCB(                    p_hid_dev,
+                                                       p_report_id->ReportID,
+                                   (USBH_HID_RXCB_FNCT)App_USBH_KBD_CallBack,
+                                   (void             *)p_hid_dev);
+
+         } else if (p_hid_dev->Usage == USBH_HID_APP_USAGE_MOUSE) {
+
+             APP_TRACE_INFO(("HID Demo: Mouse Connected\r\n"));
+
+             err = USBH_HID_RegRxCB(                    p_hid_dev,
+                                                        p_report_id->ReportID,
+                                    (USBH_HID_RXCB_FNCT)App_USBH_MouseCallBack,
+                                    (void             *)p_hid_dev);
+         }
+    }
+
+    if (err != USBH_ERR_NONE) {
+        APP_TRACE_INFO(("Error in App_USBH_HID_DevConn(): %d\r\n", err));
+    }
+}
+
+/*
+*********************************************************************************************************
+*                                      App_USBH_HID_DevDisconn()
+*
+* Description : This function is called when HID device is disconnected.
+*
+* Argument(s) : phid_dev          Pointer to HID device.
+*
+* Return(s)   : None.
+*
+* Note(s)     : None.
+*********************************************************************************************************
+*/
+
+static  void  App_USBH_HID_DevDisconn (USBH_HID_DEV  *p_hid_dev)
+{
+    USBH_HID_RefRel(p_hid_dev);                                 /* Rel ref.                                             */
+}
+
+/*
+*********************************************************************************************************
+*                                                  END
+*********************************************************************************************************
+*/