X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src-avr%2Fao.h;fp=src-avr%2Fao.h;h=fb3612d41a4a6a226b9ae85033236716ab8fed06;hb=b3ba69f3eda0d07d7f2fc0922556a011c95d7951;hp=c548c618f87edc6281cb65adc9298bdf442d7e0b;hpb=b6083ce00867051d4d513b91519cad6e4a91f07b;p=fw%2Faltos

diff --git a/src-avr/ao.h b/src-avr/ao.h
index c548c618..fb3612d4 100644
--- a/src-avr/ao.h
+++ b/src-avr/ao.h
@@ -201,7 +201,7 @@ struct ao_adc {
  * ao_adc.c
  */
 
-#define AO_ADC_RING	16
+#define AO_ADC_RING	8
 
 #define ao_adc_ring_next(n)	(((n) + 1) & (AO_ADC_RING - 1))
 #define ao_adc_ring_prev(n)	(((n) - 1) & (AO_ADC_RING - 1))
@@ -1343,6 +1343,7 @@ struct ao_fifo {
 	(f).remove = ((f).remove + 1) & (AO_FIFO_SIZE-1); \
 } while(0)
 
+#define ao_fifo_reset(f)	((f).insert = (f).remove = 0)
 #define ao_fifo_full(f)		((((f).insert + 1) & (AO_FIFO_SIZE-1)) == (f).remove)
 #define ao_fifo_empty(f)	((f).insert == (f).remove)
 
@@ -1423,12 +1424,15 @@ ao_debug_init(void);
 
 /* ao_spi_slave.c */
 
-void
+int
 ao_spi_slave_read(uint8_t *data, int len);
 
-void
+int
 ao_spi_slave_write(uint8_t *data, int len);
 
+void
+ao_spi_slave_debug(void);
+
 void
 ao_spi_slave_init(void);