#define LA2016_THR_VOLTAGE_MIN 0.40
#define LA2016_THR_VOLTAGE_MAX 4.00
-#define LA2016_NUM_SAMPLES_MIN (UINT64_C(256))
#define LA2016_NUM_SAMPLES_MAX (UINT64_C(10 * 1000 * 1000 * 1000))
/* Maximum device capabilities. May differ between models. */
-#define MAX_SAMPLE_RATE_LA2016 SR_MHZ(200)
-#define MAX_SAMPLE_RATE_LA1016 SR_MHZ(100)
-#define MIN_SAMPLE_RATE_LA2016 SR_KHZ(10)
#define MAX_PWM_FREQ SR_MHZ(20)
#define PWM_CLOCK SR_MHZ(200) /* 200MHz for both LA2016 and LA1016 */
-/* TODO
- * What is the origin and motivation of that 128Mi literal? What is its
- * unit? How does it relate to a device's hardware capabilities? How to
- * map the 1GiB of RAM of an LA2016 (at 16 channels) to the 128Mi value?
- * It cannot be sample count. Is it memory size in bytes perhaps?
- */
-#define LA2016_PRE_MEM_LIMIT_BASE (128 * 1024 * 1024)
-
#define LA2016_NUM_PWMCH_MAX 2
#define LA2016_CONVBUFFER_SIZE (4 * 1024 * 1024)
+struct kingst_model {
+ uint8_t magic; /* EEPROM magic byte value. */
+ const char *name; /* User perceived model name. */
+ const char *fpga_stem; /* Bitstream filename stem. */
+ uint64_t samplerate; /* Max samplerate in Hz. */
+ size_t channel_count; /* Max channel count (16, 32). */
+ uint64_t memory_bits; /* RAM capacity in Gbit (1, 2, 4). */
+};
+
struct pwm_setting_dev {
uint32_t period;
uint32_t duty;
};
struct dev_context {
+ uint16_t usb_pid;
+ char *mcu_firmware;
+ char *fpga_bitstream;
uint64_t fw_uploaded; /* Timestamp of most recent FW upload. */
+ uint8_t identify_magic;
+ const struct kingst_model *model;
/* User specified parameters. */
struct pwm_setting pwm_setting[LA2016_NUM_PWMCH_MAX];
size_t threshold_voltage_idx;
float threshold_voltage;
- uint64_t max_samplerate;
uint64_t cur_samplerate;
struct sr_sw_limits sw_limits;
uint64_t capture_ratio;
struct libusb_transfer *transfer;
};
-SR_PRIV int la2016_upload_firmware(struct sr_context *sr_ctx,
- libusb_device *dev, uint16_t product_id);
+SR_PRIV int la2016_upload_firmware(const struct sr_dev_inst *sdi,
+ struct sr_context *sr_ctx, libusb_device *dev, uint16_t product_id);
SR_PRIV int la2016_setup_acquisition(const struct sr_dev_inst *sdi);
SR_PRIV int la2016_start_acquisition(const struct sr_dev_inst *sdi);
SR_PRIV int la2016_abort_acquisition(const struct sr_dev_inst *sdi);
SR_PRIV int la2016_receive_data(int fd, int revents, void *cb_data);
-SR_PRIV int la2016_init_device(const struct sr_dev_inst *sdi);
-SR_PRIV int la2016_deinit_device(const struct sr_dev_inst *sdi);
+SR_PRIV int la2016_identify_device(const struct sr_dev_inst *sdi,
+ gboolean show_message);
+SR_PRIV int la2016_init_hardware(const struct sr_dev_inst *sdi);
+SR_PRIV int la2016_init_params(const struct sr_dev_inst *sdi);
+SR_PRIV int la2016_deinit_hardware(const struct sr_dev_inst *sdi);
#endif