Backport recent changes from mainline.

[libsigrok.git] / src / hardware / microchip-pickit2 / protocol.h

diff --git a/src/hardware/microchip-pickit2/protocol.h b/src/hardware/microchip-pickit2/protocol.h
new file mode 100644 (file)
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+++ b/src/hardware/microchip-pickit2/protocol.h
@@ -0,0 +1,61 @@
+/*
+ * This file is part of the libsigrok project.
+ *
+ * Copyright (C) 2018 Gerhard Sittig <gerhard.sittig@gmx.net>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBSIGROK_HARDWARE_MICROCHIP_PICKIT2_PROTOCOL_H
+#define LIBSIGROK_HARDWARE_MICROCHIP_PICKIT2_PROTOCOL_H
+
+#include <glib.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <libsigrok/libsigrok.h>
+#include "libsigrok-internal.h"
+
+#define LOG_PREFIX "microchip-pickit2"
+
+#define PICKIT2_CHANNEL_COUNT  3
+#define PICKIT2_SAMPLE_COUNT   1024
+#define PICKIT2_SAMPLE_RAWLEN  (4 * 128)
+
+enum pickit_state {
+       STATE_IDLE,
+       STATE_CONF,
+       STATE_WAIT,
+       STATE_DATA,
+};
+
+struct dev_context {
+       enum pickit_state state;
+       const uint64_t *samplerates;
+       size_t num_samplerates;
+       size_t curr_samplerate_idx;
+       const uint64_t *captureratios;
+       size_t num_captureratios;
+       size_t curr_captureratio_idx;
+       struct sr_sw_limits sw_limits;
+       gboolean detached_kernel_driver;
+       int32_t triggers[PICKIT2_CHANNEL_COUNT];        /**@< see @ref SR_TRIGGER_ZERO et al */
+       size_t trigpos;
+       uint8_t samples_raw[PICKIT2_SAMPLE_RAWLEN];
+       uint8_t samples_conv[PICKIT2_SAMPLE_COUNT];
+};
+
+SR_PRIV int microchip_pickit2_setup_trigger(const struct sr_dev_inst *sdi);
+SR_PRIV int microchip_pickit2_receive_data(int fd, int revents, void *cb_data);
+
+#endif