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[fw/altos] / src / stmf0 / ao_arch_funcs.h

diff --git a/src/stmf0/ao_arch_funcs.h b/src/stmf0/ao_arch_funcs.h
index d35bafbde1dbb87b76ddaa0d0d67dac657343697..56a3bc75e0a38dfa84f6772609e49d23b2cc2179 100644 (file)
--- a/src/stmf0/ao_arch_funcs.h
+++ b/src/stmf0/ao_arch_funcs.h
@@ -310,6 +310,27 @@ void
 ao_i2c_init(void);
 
 /* ao_serial_stm.c */
+
+#if USE_SERIAL_1_FLOW && USE_SERIAL_1_SW_FLOW || USE_SERIAL_2_FLOW && USE_SERIAL_2_SW_FLOW
+#define HAS_SERIAL_SW_FLOW     1
+#else
+#define HAS_SERIAL_SW_FLOW     0
+#endif
+
+#if USE_SERIAL_2_FLOW && !USE_SERIAL_2_SW_FLOW
+#define USE_SERIAL_2_HW_FLOW   1
+#endif
+
+#if USE_SERIAL_1_FLOW && !USE_SERIAL_1_SW_FLOW
+#define USE_SERIAL_1_HW_FLOW   1
+#endif
+
+#if USE_SERIAL_1_HW_FLOW || USE_SERIAL_2_HW_FLOW
+#define HAS_SERIAL_HW_FLOW     1
+#else
+#define HAS_SERIAL_HW_FLOW     0
+#endif
+
 struct ao_stm_usart {
        struct ao_fifo          rx_fifo;
        struct ao_fifo          tx_fifo;
@@ -366,7 +387,7 @@ ao_arch_memory_barrier() {
 static inline void
 ao_arch_init_stack(struct ao_task *task, void *start)
 {
-       uint32_t        *sp = (uint32_t *) (task->stack + AO_STACK_SIZE);
+       uint32_t        *sp = (uint32_t *) ((void *) task->stack + AO_STACK_SIZE);
        uint32_t        a = (uint32_t) start;
        int             i;
 
@@ -467,14 +488,17 @@ static inline void ao_arch_start_scheduler(void) {
 /* ao_usb_stm.c */
 
 #if AO_USB_DIRECTIO
-uint16_t *
-ao_usb_alloc(void);
+uint8_t
+ao_usb_alloc(uint16_t *buffers[2]);
 
-void
-ao_usb_write(uint16_t *buffer, uint16_t len);
+uint8_t
+ao_usb_alloc2(uint16_t *buffers[2]);
 
-void
-ao_usb_write2(uint16_t *buffer, uint16_t len);
+uint8_t
+ao_usb_write(uint16_t len);
+
+uint8_t
+ao_usb_write2(uint16_t len);
 #endif /* AO_USB_DIRECTIO */
 
 #endif /* _AO_ARCH_FUNCS_H_ */