/* An AltOS task */
struct ao_task {
__xdata void *wchan; /* current wait channel (NULL if running) */
+ uint16_t alarm; /* abort ao_sleep time */
uint8_t stack_count; /* amount of saved stack */
uint8_t task_id; /* index in the task array */
__code char *name; /* task name */
ao_task.c
*/
-/* Suspend the current task until wchan is awoken */
-void
+/* Suspend the current task until wchan is awoken.
+ * returns:
+ * 0 on normal wake
+ * 1 on alarm
+ */
+uint8_t
ao_sleep(__xdata void *wchan);
/* Wake all tasks sleeping on wchan */
void
ao_wake_task(__xdata struct ao_task *task);
+/* set an alarm to go off in 'delay' ticks */
+void
+ao_alarm(uint16_t delay);
+
/* Yield the processor to another task */
void
ao_yield(void) _naked;
#define AO_PANIC_EE 4 /* Mis-using eeprom API */
#define AO_PANIC_LOG 5 /* Failing to read/write log data */
#define AO_PANIC_CMD 6 /* Too many command sets registered */
+#define AO_PANIC_STDIO 7 /* Too many stdio handlers registered */
/* Stop the operating system, beeping and blinking the reason */
void
#define AO_DMA_DONE 1
#define AO_DMA_ABORTED 2
-#define AO_DMA_TIMEOUT 4
uint8_t
ao_dma_alloc(__xdata uint8_t * done);
/* Abort a running DMA transfer */
void
-ao_dma_abort(uint8_t id, uint8_t reason);
+ao_dma_abort(uint8_t id);
/* DMA interrupt routine */
void
ao_radio_rdf(int ms);
void
-ao_radio_abort(uint8_t reason);
+ao_radio_abort(void);
void
ao_radio_rdf_abort(void);
* ao_stdio.c
*/
+#define AO_READ_AGAIN ((char) -1)
+
+struct ao_stdio {
+ char (*pollchar)(void);
+ void (*putchar)(char c) __reentrant;
+ void (*flush)(void);
+};
+
void
flush(void);
+extern __xdata uint8_t ao_stdin_ready;
+
+void
+ao_add_stdio(char (*pollchar)(void),
+ void (*putchar)(char) __reentrant,
+ void (*flush)(void));
+
/*
* ao_ignite.c
*/
*/
#define AO_PACKET_MAX 8
+#define AO_PACKET_SYN (uint8_t) 0xff
struct ao_packet {
uint8_t addr;
uint8_t status;
};
+extern __xdata struct ao_packet_recv ao_rx_packet;
+extern __xdata struct ao_packet ao_tx_packet;
+extern __xdata struct ao_task ao_packet_task;
+extern __xdata uint8_t ao_packet_enable;
+extern __xdata uint8_t ao_packet_master_sleeping;
+extern __pdata uint8_t ao_packet_rx_len, ao_packet_rx_used, ao_packet_tx_used;
+
+void
+ao_packet_send(void);
+
+uint8_t
+ao_packet_recv(void);
+
+void
+ao_packet_flush(void);
+
+void
+ao_packet_putchar(char c) __reentrant;
+
+char
+ao_packet_pollchar(void) __critical;
+
+/* ao_packet_master.c */
+
+void
+ao_packet_master_init(void);
+
+/* ao_packet_slave.c */
+
+void
+ao_packet_slave_start(void);
+
+void
+ao_packet_slave_stop(void);
+
void
-ao_packet_init(void);
+ao_packet_slave_init(void);
#endif /* _AO_H_ */