diff options
| author | hathach <[email protected]> | 2018-12-12 16:49:38 +0700 |
|---|---|---|
| committer | hathach <[email protected]> | 2018-12-12 16:49:38 +0700 |
| commit | aa17ec60d3abdc3179d4d496bc072ed633bb67ce (patch) | |
| tree | cda3b554b289ab50f650aa0e7b30adb79e33be22 /src/tusb.c | |
| parent | c4a37237171855c0147699c263673c88f2fa6d5d (diff) | |
| parent | 908931320e206e6ae6610cfc56b2a0950f252172 (diff) | |
Merge branch 'develop'
Diffstat (limited to 'src/tusb.c')
| -rw-r--r-- | src/tusb.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/tusb.c b/src/tusb.c new file mode 100644 index 000000000..4f7996664 --- /dev/null +++ b/src/tusb.c @@ -0,0 +1,92 @@ +/**************************************************************************/
+/*!
+ @file tusb.c
+ @author hathach (tinyusb.org)
+
+ @section LICENSE
+
+ Software License Agreement (BSD License)
+
+ Copyright (c) 2013, hathach (tinyusb.org)
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+ 3. Neither the name of the copyright holders nor the
+ names of its contributors may be used to endorse or promote products
+ derived from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
+ EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
+ ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+ This file is part of the tinyusb stack.
+*/
+/**************************************************************************/
+
+#include "tusb_option.h"
+
+#if TUSB_OPT_HOST_ENABLED || TUSB_OPT_DEVICE_ENABLED
+#define _TINY_USB_SOURCE_FILE_
+
+#include "tusb.h"
+
+static bool _initialized = false;
+
+// TODO clean up
+#if TUSB_OPT_DEVICE_ENABLED
+#include "device/usbd_pvt.h"
+#endif
+
+bool tusb_init(void)
+{
+ // skip if already initialized
+ if (_initialized) return true;
+
+#if TUSB_OPT_HOST_ENABLED
+ TU_VERIFY( usbh_init() ); // init host stack
+#endif
+
+#if TUSB_OPT_DEVICE_ENABLED
+ TU_VERIFY ( usbd_init() ); // init device stack
+#endif
+
+ _initialized = true;
+
+ return TUSB_ERROR_NONE;
+}
+
+#if CFG_TUSB_OS == OPT_OS_NONE
+void tusb_task(void)
+{
+ #if TUSB_OPT_HOST_ENABLED
+ usbh_task(NULL);
+ #endif
+
+ #if TUSB_OPT_DEVICE_ENABLED
+ usbd_task(NULL);
+ #endif
+}
+#endif
+
+
+/*------------------------------------------------------------------*/
+/* Debug
+ *------------------------------------------------------------------*/
+#if CFG_TUSB_DEBUG
+char const* const tusb_strerr[TUSB_ERROR_COUNT] = { ERROR_TABLE(ERROR_STRING) };
+#endif
+
+#endif // host or device enabled
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