summaryrefslogtreecommitdiffstats
path: root/bsps/arm/lpc32xx/include/bsp/hsu.h
diff options
context:
space:
mode:
Diffstat (limited to 'bsps/arm/lpc32xx/include/bsp/hsu.h')
-rw-r--r--bsps/arm/lpc32xx/include/bsp/hsu.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/bsps/arm/lpc32xx/include/bsp/hsu.h b/bsps/arm/lpc32xx/include/bsp/hsu.h
new file mode 100644
index 0000000000..ba97dfb423
--- /dev/null
+++ b/bsps/arm/lpc32xx/include/bsp/hsu.h
@@ -0,0 +1,68 @@
+/**
+ * @file
+ *
+ * @ingroup lpc32xx_hsu
+ *
+ * @brief HSU support API.
+ */
+
+/*
+ * Copyright (c) 2010-2014 embedded brains GmbH. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Dornierstr. 4
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#ifndef LIBBSP_ARM_LPC32XX_HSU_H
+#define LIBBSP_ARM_LPC32XX_HSU_H
+
+#include <rtems/termiostypes.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/**
+ * @defgroup lpc32xx_hsu HSU Support
+ *
+ * @ingroup arm_lpc32xx
+ *
+ * @brief HSU Support
+ *
+ * @{
+ */
+
+typedef struct {
+ uint32_t fifo;
+ uint32_t level;
+ uint32_t iir;
+ uint32_t ctrl;
+ uint32_t rate;
+} lpc32xx_hsu;
+
+typedef struct {
+ rtems_termios_device_context base;
+ volatile lpc32xx_hsu *hsu;
+ size_t chars_in_transmission;
+ rtems_vector_number irq;
+ uint32_t initial_baud;
+} lpc32xx_hsu_context;
+
+extern const rtems_termios_device_handler lpc32xx_hsu_fns;
+
+bool lpc32xx_hsu_probe(rtems_termios_device_context *base);
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* LIBBSP_ARM_LPC32XX_HSU_H */