+#define DSLOGIC_FPGA_FIRMWARE FIRMWARE_DIR "/dreamsourcelab-dslogic-fpga.fw"
+
+/* Protocol commands */
+#define CMD_GET_FW_VERSION 0xb0
+#define CMD_START 0xb1
+#define CMD_GET_REVID_VERSION 0xb2
+
+#define CMD_START_FLAGS_WIDE_POS 5
+#define CMD_START_FLAGS_CLK_SRC_POS 6
+
+#define CMD_START_FLAGS_SAMPLE_8BIT (0 << CMD_START_FLAGS_WIDE_POS)
+#define CMD_START_FLAGS_SAMPLE_16BIT (1 << CMD_START_FLAGS_WIDE_POS)
+
+#define CMD_START_FLAGS_CLK_30MHZ (0 << CMD_START_FLAGS_CLK_SRC_POS)
+#define CMD_START_FLAGS_CLK_48MHZ (1 << CMD_START_FLAGS_CLK_SRC_POS)
+
+/* Modified protocol commands & flags used by DSLogic */
+#define CMD_DSLOGIC_GET_REVID_VERSION 0xb1
+#define CMD_DSLOGIC_START 0xb2
+#define CMD_DSLOGIC_CONFIG 0xb3
+#define CMD_DSLOGIC_SETTING 0xb4
+
+#define CMD_START_FLAGS_DSLOGIC_STOP_POS 7
+#define CMD_START_FLAGS_DSLOGIC_STOP (1 << CMD_START_FLAGS_DSLOGIC_STOP_POS)
+