altos: Allow STM DMA channels to be reserved for one use

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

diff --git a/src/stm/ao_arch_funcs.h b/src/stm/ao_arch_funcs.h
index e0ecb0a56ee4e7b6f91a8b89ca44b5800ec0af62..7dc576d1bb9792f20c1b7953afd5e593a7f62af3 100644 (file)
--- a/src/stm/ao_arch_funcs.h
+++ b/src/stm/ao_arch_funcs.h
@@ -49,6 +49,9 @@ ao_dma_set_transfer(uint8_t           index,
                    uint16_t            count,
                    uint32_t            ccr);
 
+void
+ao_dma_set_isr(uint8_t index, void (*isr)(void));
+
 void
 ao_dma_start(uint8_t index);
 
@@ -58,6 +61,9 @@ ao_dma_done_transfer(uint8_t index);
 void
 ao_dma_abort(uint8_t index);
 
+void
+ao_dma_alloc(uint8_t index);
+
 void
 ao_dma_init(void);