diff options
| author | [email protected] <[email protected]> | 2012-10-11 17:06:30 +0000 |
|---|---|---|
| committer | [email protected] <[email protected]> | 2012-10-11 17:06:30 +0000 |
| commit | c752d9b09510b62e4ecc76f4fd0343eeba5c1358 (patch) | |
| tree | a2dc012f19925f765441dec1442f0a1745100f90 /components/drivers/usb/usbdevice/core/usbdevice.c | |
| parent | 051fd8eca9fb3714cafe927d093d9348b31c39a1 (diff) | |
submit the first version usb device stack.
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2344 bbd45198-f89e-11dd-88c7-29a3b14d5316
Diffstat (limited to 'components/drivers/usb/usbdevice/core/usbdevice.c')
| -rw-r--r-- | components/drivers/usb/usbdevice/core/usbdevice.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/components/drivers/usb/usbdevice/core/usbdevice.c b/components/drivers/usb/usbdevice/core/usbdevice.c new file mode 100644 index 0000000000..97e370194e --- /dev/null +++ b/components/drivers/usb/usbdevice/core/usbdevice.c @@ -0,0 +1,86 @@ +/*
+ * File : usbdevice.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2012, RT-Thread Development Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date Author Notes
+ * 2012-10-02 Yi Qiu first version
+ */
+
+#include <rtthread.h>
+#include <rtdevice.h>
+#include <rtservice.h>
+
+#define RT_USB_DEVICE_CDC
+
+const static char* ustring[] =
+{
+ "Language",
+ "RT-Thread Team.",
+ "UDISK",
+ "12345678",
+ "Config",
+ "Interface",
+};
+
+rt_err_t rt_usb_device_init(const char* udc_name)
+{
+ rt_device_t udc;
+ udevice_t udevice;
+ uconfig_t cfg;
+ uclass_t cls;
+
+ RT_ASSERT(udc_name != RT_NULL);
+
+ udc = rt_device_find(udc_name);
+ if(udc == RT_NULL)
+ {
+ rt_kprintf("can't find usb device controller %s\n", udc_name);
+ return -RT_ERROR;
+ }
+
+ /* create and startup usb device thread */
+ rt_usbd_core_init();
+
+ /* create a device object */
+ udevice = rt_usbd_device_create(ustring);
+
+ /* set usb controller driver to the device */
+ rt_usbd_device_set_controller(udevice, (udcd_t)udc);
+
+ /* create a configuration object */
+ cfg = rt_usbd_config_create();
+
+#if defined RT_USB_DEVICE_MASS_STORAGE
+ /* create a mass storage class object */
+ cls = rt_usbd_class_mass_storage_create(udevice);
+#elif defined RT_USB_DEVICE_CDC
+ /* create a cdc class object */
+ cls = rt_usbd_class_cdc_create(udevice);
+#else
+ #error
+#endif
+
+ /* set device descriptor to the device */
+ rt_usbd_device_set_descriptor(udevice, cls->dev_desc);
+
+ /* add the mass storage class to the configuration */
+ rt_usbd_config_add_class(cfg, cls);
+
+ /* add the configuration to the device */
+ rt_usbd_device_add_config(udevice, cfg);
+
+ /* set default configuration to 1 */
+ rt_usbd_set_config(udevice, 1);
+
+ /* initialize usb device controller */
+ rt_device_init(udc);
+
+ return RT_EOK;
+}
+
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