support for multiple FX2 devices

[libsigrok.git] / hardware / saleae-logic / saleae-logic.h

diff --git a/hardware/saleae-logic/saleae-logic.h b/hardware/saleae-logic/saleae-logic.h
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+++ b/hardware/saleae-logic/saleae-logic.h
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+/*
+ * This file is part of the sigrok project.
+ *
+ * Copyright (C) 2011 Bert Vermeulen <bert@biot.com>
+ *
+ * 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 SALEAE_LOGIC_H_
+#define SALEAE_LOGIC_H_
+
+#define USB_INTERFACE          0
+#define USB_CONFIGURATION      1
+#define NUM_TRIGGER_STAGES     4
+#define TRIGGER_TYPES          "01"
+#define FIRMWARE               FIRMWARE_DIR "/saleae-logic.fw"
+#define GTV_TO_MSEC(gtv)       (gtv.tv_sec * 1000 + gtv.tv_usec / 1000)
+
+/* delay in ms */
+#define MAX_RENUM_DELAY        3000
+#define NUM_SIMUL_TRANSFERS    10
+#define MAX_EMPTY_TRANSFERS    (NUM_SIMUL_TRANSFERS * 2)
+
+/* Software trigger implementation: positive values indicate trigger stage. */
+#define TRIGGER_FIRED          -1
+
+struct fx2_profile {
+       /* VID/PID when first found */
+       uint16_t orig_vid;
+       uint16_t orig_pid;
+       /* VID/PID after firmware upload */
+       uint16_t fw_vid;
+       uint16_t fw_pid;
+       char *vendor;
+       char *model;
+       char *model_version;
+       int num_probes;
+};
+
+struct fx2_device {
+       struct fx2_profile *profile;
+       /*
+        * Since we can't keep track of a Saleae Logic device after upgrading the
+        * firmware (it re-enumerates into a different device address after the
+        * upgrade) this is like a global lock. No device will open until a proper
+        * delay after the last device was upgraded.
+        */
+       GTimeVal fw_updated;
+       /* device/capture settings */
+       uint64_t cur_samplerate;
+       uint64_t limit_samples;
+       uint8_t probe_mask;
+       uint8_t trigger_mask[NUM_TRIGGER_STAGES];
+       uint8_t trigger_value[NUM_TRIGGER_STAGES];
+       int trigger_stage;
+       uint8_t trigger_buffer[NUM_TRIGGER_STAGES];
+       /*
+        * opaque session data passed in by the frontend, will be passed back
+        * on the session bus along with samples.
+        */
+       void *session_data;
+
+};
+
+
+
+#endif /* SALEAE_LOGIC_H_ */