/*
- * This file is part of the sigrok project.
+ * This file is part of the libsigrok project.
*
* Copyright (C) 2010 Håvard Espeland <gus@ping.uio.no>,
* Copyright (C) 2010 Martin Stensgård <mastensg@ping.uio.no>
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#ifndef ASIX_SIGMA_H
-#define ASIX_SIGMA_H
+#ifndef LIBSIGROK_HARDWARE_ASIX_SIGMA_ASIX_SIGMA_H
+#define LIBSIGROK_HARDWARE_ASIX_SIGMA_ASIX_SIGMA_H
+
+/* Message logging helpers with subsystem-specific prefix string. */
+#define LOG_PREFIX "asix-sigma: "
+#define sr_log(l, s, args...) sr_log(l, LOG_PREFIX s, ## args)
+#define sr_spew(s, args...) sr_spew(LOG_PREFIX s, ## args)
+#define sr_dbg(s, args...) sr_dbg(LOG_PREFIX s, ## args)
+#define sr_info(s, args...) sr_info(LOG_PREFIX s, ## args)
+#define sr_warn(s, args...) sr_warn(LOG_PREFIX s, ## args)
+#define sr_err(s, args...) sr_err(LOG_PREFIX s, ## args)
enum sigma_write_register {
WRITE_CLOCK_SELECT = 0,
/* Trigger configuration */
struct sigma_trigger {
- /* Single-pin trigger support (100 and 200 MHz).*/
- uint8_t fast_pin;
- uint8_t fast_fall;
+ /* Only two probes can be used in mask. */
+ uint16_t risingmask;
+ uint16_t fallingmask;
/* Simple trigger support (<= 50 MHz). */
uint16_t simplemask;
uint16_t simplevalue;
- /* Only two probes can be used in mask */
- uint16_t risingmask;
- uint16_t fallingmask;
-
/* TODO: Advanced trigger support (boolean expressions). */
};
FUNC_NXOR,
};
+struct sigma_state {
+ enum {
+ SIGMA_UNINITIALIZED = 0,
+ SIGMA_IDLE,
+ SIGMA_CAPTURE,
+ SIGMA_DOWNLOAD,
+ } state;
+
+ uint32_t stoppos, triggerpos;
+ uint16_t lastts;
+ uint16_t lastsample;
+
+ int triggerchunk;
+ int chunks_downloaded;
+};
+
+/* Private, per-device-instance driver context. */
+struct dev_context {
+ struct ftdi_context ftdic;
+ uint64_t cur_samplerate;
+ uint64_t period_ps;
+ uint64_t limit_msec;
+ struct timeval start_tv;
+ int cur_firmware;
+ int num_probes;
+ int samples_per_event;
+ int capture_ratio;
+ struct sigma_trigger trigger;
+ int use_triggers;
+ struct sigma_state state;
+ void *cb_data;
+};
+
#endif