[riot-notifications] [RIOT-OS/RIOT] usbus: Add CDC-ACM (Serial console) function (#11085)

Koen Zandberg notifications at github.com
Fri Sep 20 08:49:49 CEST 2019


bergzand commented on this pull request.



> + *
+ * @}
+ */
+
+#include <stdio.h>
+
+#include "isrpipe.h"
+
+#include "usb/usbus.h"
+#include "usb/usbus/cdc/acm.h"
+
+#if MODULE_VFS
+#include "vfs.h"
+#endif
+
+static usbus_cdcacm_device_t cdcacm;

How about adding something like
```C
usbus_cdcacm_device_t * usb_cdc_acm_stdio_get_ctx(void) 
{
    return &cdcacm;
}
```

This assumes that there is always at most one stdio (which imho is not a bad assumption), and we can change the implementation if required in the future.

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