Checking in status quo: Can currently receive and print frames in ssc continuous mode (with new short and incomplete ssc irq handler: FIXME, either switch back to original handler (maybe fixing it

if necessary) or handle the missing cases in the new handler). Lots of debug statements still in there


git-svn-id: https://svn.openpcd.org:2342/trunk@335 6dc7ffe9-61d6-0310-9af1-9938baff3ed1

1 files changed, 23 insertions, 0 deletions

diff --git a/openpicc/application/ssc_picc.h b/openpicc/application/ssc_picc.h
index 0ba15d0..34bdc18 100644
--- a/openpicc/application/ssc_picc.h
+++ b/openpicc/application/ssc_picc.h
@@ -1,6 +1,8 @@
 #ifndef _SSC_H
 #define _SSC_H
 
+#include "queue.h"
+
 extern void ssc_rx_start(void);
 extern void ssc_rx_stop(void);
 
@@ -23,4 +25,25 @@ enum ssc_mode {
 
 extern void ssc_rx_mode_set(enum ssc_mode ssc_mode);
 
+extern portBASE_TYPE ssc_get_overflows(void);
+extern int ssc_count_free(void);
+
+#define SSC_DMA_BUFFER_SIZE 2048
+#define SSC_DMA_BUFFER_COUNT 10
+
+typedef enum {
+	FREE=0,    /* Buffer is free */
+	PENDING,   /* Buffer has been given to the DMA controller and is currently being filled */
+	FULL,      /* DMA controller signalled that the buffer is full */
+	PROCESSING /* The buffer is currently processed by the consumer (e.g. decoder) */
+} ssc_dma_buffer_state_t;
+
+typedef struct {
+	volatile ssc_dma_buffer_state_t state;
+	u_int32_t len;  /* Length of the content */
+	u_int8_t data[SSC_DMA_BUFFER_SIZE];
+} ssc_dma_buffer_t;
+
+extern xQueueHandle ssc_rx_queue;
+
 #endif