diff options
Diffstat (limited to 'os/hal/templates/pwm_lld.h')
| -rw-r--r-- | os/hal/templates/pwm_lld.h | 34 |
1 files changed, 28 insertions, 6 deletions
diff --git a/os/hal/templates/pwm_lld.h b/os/hal/templates/pwm_lld.h index b74582d9d..6d499d791 100644 --- a/os/hal/templates/pwm_lld.h +++ b/os/hal/templates/pwm_lld.h @@ -62,13 +62,34 @@ typedef uint8_t pwmchannel_t; typedef uint16_t pwmcnt_t;
/**
+ * @brief Type of a structure representing an PWM driver.
+ */
+typedef struct PWMDriver PWMDriver;
+
+/**
+ * @brief PWM notification callback type.
+ *
+ * @param[in] pwmp pointer to a @p PWMDriver object
+ */
+typedef void (*pwmcallback_t)(PWMDriver *pwmp);
+
+/**
* @brief Driver configuration structure.
* @note Implementations may extend this structure to contain more,
* architecture dependent, fields.
- * @note It could be empty on some architectures.
*/
typedef struct {
-
+ /**
+ * @brief Periodic callback pointer.
+ * @note This callback is invoked on PWM counter reset. If set to
+ * @p NULL then the callback is disabled.
+ */
+ pwmcallback_t pc_callback;
+ /**
+ * @brief Channels configurations.
+ */
+ PWMChannelConfig pc_channels[PWM_CHANNELS];
+ /* End of the mandatory fields.*/
} PWMConfig;
/**
@@ -76,7 +97,7 @@ typedef struct { * @note Implementations may extend this structure to contain more,
* architecture dependent, fields.
*/
-typedef struct {
+struct PWMDriver {
/**
* @brief Driver state.
*/
@@ -85,8 +106,11 @@ typedef struct { * @brief Current configuration data.
*/
const PWMConfig *pd_config;
+#if defined(PWM_DRIVER_EXT_FIELDS)
+ PWM_DRIVER_EXT_FIELDS
+#endif
/* End of the mandatory fields.*/
-} PWMDriver;
+};
/*===========================================================================*/
/* Driver macros. */
@@ -103,8 +127,6 @@ extern "C" { void pwm_lld_start(PWMDriver *pwmp);
void pwm_lld_stop(PWMDriver *pwmp);
bool_t pwm_lld_is_enabled(PWMDriver *pwmp, pwmchannel_t channel);
- void pwm_lld_set_callback(PWMDriver *pwmp, pwmchannel_t channel,
- pwmedge_t edge, pwmcallback_t callback);
void pwm_lld_enable_channel(PWMDriver *pwmp,
pwmchannel_t channel,
pwmcnt_t width);
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