diff options
Diffstat (limited to 'os/hal/ports/NRF5/LLD/GPIOv1/hal_pal_lld.h')
| -rw-r--r-- | os/hal/ports/NRF5/LLD/GPIOv1/hal_pal_lld.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/os/hal/ports/NRF5/LLD/GPIOv1/hal_pal_lld.h b/os/hal/ports/NRF5/LLD/GPIOv1/hal_pal_lld.h index a005d50..2df3fd3 100644 --- a/os/hal/ports/NRF5/LLD/GPIOv1/hal_pal_lld.h +++ b/os/hal/ports/NRF5/LLD/GPIOv1/hal_pal_lld.h @@ -1,4 +1,5 @@ /*
+ Copyright (C) 2018 Konstantin Oblaukhov
Copyright (C) 2015 Fabio Utzig
Licensed under the Apache License, Version 2.0 (the "License");
@@ -112,6 +113,11 @@ typedef uint8_t iomode_t; typedef uint32_t ioline_t;
/**
+ * @brief Type of an event mode.
+ */
+typedef uint32_t ioeventmode_t;
+
+/**
* @brief Port Identifier.
* @details This type can be a scalar or some kind of pointer, do not make
* any assumption about it, use the provided macros when populating
@@ -139,6 +145,16 @@ typedef uint32_t iopadid_t; #define IOPORT1 NRF_P0
#endif
+/**
+ * @brief Number of PAL events.
+ * @details Maximum number of GPIO events supported by GPIOTE peripheral
+ */
+#if NRF_SERIES == 51
+#define NRF5_GPIOTE_NUM_CHANNELS (4)
+#else
+#define NRF5_GPIOTE_NUM_CHANNELS (8)
+#endif
+
/*===========================================================================*/
/* Implementation, some of the following macros could be implemented as */
/* functions, if so please put them in pal_lld.c. */
@@ -331,8 +347,55 @@ typedef uint32_t iopadid_t; */
#define pal_lld_setpadmode(port, pad, mode) _pal_lld_setpadmode(port, pad, mode)
+/**
+ * @brief Pad event enable.
+ * @note Programming an unknown or unsupported mode is silently ignored.
+ *
+ * @param[in] port port identifier
+ * @param[in] pad pad number within the port
+ * @param[in] mode pad event mode
+ *
+ * @notapi
+ */
+#define pal_lld_enablepadevent(port, pad, mode) \
+ _pal_lld_enablepadevent(port, pad, mode)
+
+/**
+ * @brief Pad event disable.
+ * @details This function disables previously programmed event callbacks.
+ *
+ * @param[in] port port identifier
+ * @param[in] pad pad number within the port
+ *
+ * @notapi
+ */
+#define pal_lld_disablepadevent(port, pad) \
+ _pal_lld_disablepadevent(port, pad)
+
+/**
+ * @brief Returns a PAL event structure associated to a pad.
+ *
+ * @param[in] port port identifier
+ * @param[in] pad pad number within the port
+ *
+ * @notapi
+ */
+#define pal_lld_get_pad_event(port, pad) \
+ &_pal_events[NRF5_PAL_PAD_TO_EVENT(pad)]; (void)(port)
+
+/**
+ * @brief Returns a PAL event structure associated to a line.
+ *
+ * @param[in] line line identifier
+ *
+ * @notapi
+ */
+#define pal_lld_get_line_event(line) \
+ &_pal_events[NRF5_PAL_PAD_TO_EVENT(PAL_PAD(line))]
+
#if !defined(__DOXYGEN__)
extern const PALConfig pal_default_config;
+extern palevent_t _pal_events[NRF5_GPIOTE_NUM_CHANNELS];
#endif
#ifdef __cplusplus
@@ -345,6 +408,12 @@ extern "C" { void _pal_lld_setpadmode(ioportid_t port,
uint8_t pad,
iomode_t mode);
+#if PAL_USE_CALLBACKS || PAL_USE_WAIT
+ void _pal_lld_enablepadevent(ioportid_t port,
+ iopadid_t pad,
+ ioeventmode_t mode);
+ void _pal_lld_disablepadevent(ioportid_t port, iopadid_t pad);
+#endif
#ifdef __cplusplus
}
#endif
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