fx2lafw: Imported software triggering from fx2lafw

[libsigrok.git] / hardware / fx2lafw / fx2lafw.h

diff --git a/hardware/fx2lafw/fx2lafw.h b/hardware/fx2lafw/fx2lafw.h
index e124f8e9ac7d80d60f6312d74efd7e6e14a3c572..310a55d217b88e67226f744a8e77e51f54d7de86 100644 (file)
--- a/hardware/fx2lafw/fx2lafw.h
+++ b/hardware/fx2lafw/fx2lafw.h
@@ -22,12 +22,16 @@
 
 #define USB_INTERFACE          0
 #define USB_CONFIGURATION      1
-#define TRIGGER_TYPES          "01rf"
+#define NUM_TRIGGER_STAGES     4
+#define TRIGGER_TYPES          "01"
 
 #define MAX_RENUM_DELAY                3000 /* ms */
 #define NUM_SIMUL_TRANSFERS    32
 #define MAX_EMPTY_TRANSFERS    (NUM_SIMUL_TRANSFERS * 2)
 
+/* Software trigger implementation: positive values indicate trigger stage. */
+#define TRIGGER_FIRED          -1
+
 struct fx2lafw_profile {
        uint16_t vid;
        uint16_t pid;
@@ -56,6 +60,11 @@ struct context {
        uint64_t cur_samplerate;
        uint64_t limit_samples;
 
+       uint8_t trigger_mask[NUM_TRIGGER_STAGES];
+       uint8_t trigger_value[NUM_TRIGGER_STAGES];
+       int trigger_stage;
+       uint8_t trigger_buffer[NUM_TRIGGER_STAGES];
+
        int num_samples;
 
        void *session_dev_id;