X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fdevantech-eth008%2Fprotocol.h;h=7a687c7149076d03d46a4a0c3f9f7d79183f4a7a;hb=204dd31fa1074a78fbe3bf04208776a4a3615a1c;hp=ecf1656389c326579c058255f5fac6c45f0e913b;hpb=c12ca361e724ed1e04c659420d74dd68efe345a9;p=libsigrok.git

diff --git a/src/hardware/devantech-eth008/protocol.h b/src/hardware/devantech-eth008/protocol.h
index ecf16563..7a687c71 100644
--- a/src/hardware/devantech-eth008/protocol.h
+++ b/src/hardware/devantech-eth008/protocol.h
@@ -20,16 +20,64 @@
 #ifndef LIBSIGROK_HARDWARE_DEVANTECH_ETH008_PROTOCOL_H
 #define LIBSIGROK_HARDWARE_DEVANTECH_ETH008_PROTOCOL_H
 
-#include <stdint.h>
 #include <glib.h>
 #include <libsigrok/libsigrok.h>
+#include <stdint.h>
+
 #include "libsigrok-internal.h"
 
 #define LOG_PREFIX "devantech-eth008"
 
+/*
+ * See developer notes in the protocol.c source file for details on the
+ * feature set and communication protocol variants across the series.
+ * This 'model' description tells their discriminating properties apart.
+ */
+struct devantech_eth008_model {
+	uint8_t code;		/**!< model ID */
+	const char *name;	/**!< model name */
+	size_t ch_count_do;	/**!< digital output channel count */
+	size_t ch_count_di;	/**!< digital input channel count */
+	size_t ch_count_ai;	/**!< analog input channel count */
+	uint8_t min_serno_fw;	/**!< min FW version to get serial nr */
+	size_t width_do;	/**!< digital output image width */
+	size_t width_di;	/**!< digital input image width */
+	uint32_t mask_do_missing; /**!< missing digital output channels */
+};
+
+struct channel_group_context {
+	size_t index;
+	size_t number;
+	enum devantech_eth008_channel_type {
+		DV_CH_DIGITAL_OUTPUT,
+		DV_CH_DIGITAL_INPUT,
+		DV_CH_ANALOG_INPUT,
+		DV_CH_SUPPLY_VOLTAGE,
+	} ch_type;
+};
+
 struct dev_context {
+	uint8_t model_code, hardware_version, firmware_version;
+	const struct devantech_eth008_model *model;
+	uint32_t mask_do;
+	uint32_t curr_do;
+	uint32_t curr_di;
 };
 
-SR_PRIV int devantech_eth008_receive_data(int fd, int revents, void *cb_data);
+SR_PRIV int devantech_eth008_get_model(struct sr_serial_dev_inst *serial,
+	uint8_t *model_code, uint8_t *hw_version, uint8_t *fw_version);
+SR_PRIV int devantech_eth008_get_serno(struct sr_serial_dev_inst *serial,
+	char *text_buffer, size_t text_length);
+SR_PRIV int devantech_eth008_cache_state(const struct sr_dev_inst *sdi);
+SR_PRIV int devantech_eth008_query_do(const struct sr_dev_inst *sdi,
+	const struct sr_channel_group *cg, gboolean *on);
+SR_PRIV int devantech_eth008_setup_do(const struct sr_dev_inst *sdi,
+	const struct sr_channel_group *cg, gboolean on);
+SR_PRIV int devantech_eth008_query_di(const struct sr_dev_inst *sdi,
+	const struct sr_channel_group *cg, gboolean *on);
+SR_PRIV int devantech_eth008_query_ai(const struct sr_dev_inst *sdi,
+	const struct sr_channel_group *cg, uint16_t *adc_value);
+SR_PRIV int devantech_eth008_query_supply(const struct sr_dev_inst *sdi,
+	const struct sr_channel_group *cg, uint16_t *millivolts);
 
 #endif