X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=blobdiff_plain;f=src%2Fhardware%2Fopenbench-logic-sniffer%2Fprotocol.h;h=01a3821366a593e684e046ed804bd7700e9ebf8c;hp=cfe98cb4667497ec6c8f1970d887f5bd3429c976;hb=HEAD;hpb=efad7cccec8ab00043939b36de950ba2ced15f85 diff --git a/src/hardware/openbench-logic-sniffer/protocol.h b/src/hardware/openbench-logic-sniffer/protocol.h index cfe98cb4..00ed35be 100644 --- a/src/hardware/openbench-logic-sniffer/protocol.h +++ b/src/hardware/openbench-logic-sniffer/protocol.h @@ -28,60 +28,93 @@ #define LOG_PREFIX "openbench-logic-sniffer" -#define NUM_CHANNELS 32 -#define NUM_TRIGGER_STAGES 4 -#define SERIAL_SPEED B115200 -#define CLOCK_RATE SR_MHZ(100) -#define MIN_NUM_SAMPLES 4 -#define DEFAULT_SAMPLERATE SR_KHZ(200) +#define NUM_BASIC_TRIGGER_STAGES 4 +#define CLOCK_RATE SR_MHZ(100) +#define MIN_NUM_SAMPLES 4 +#define DEFAULT_SAMPLERATE SR_KHZ(200) /* Command opcodes */ -#define CMD_RESET 0x00 -#define CMD_RUN 0x01 -#define CMD_TESTMODE 0x03 -#define CMD_ID 0x02 -#define CMD_METADATA 0x04 -#define CMD_SET_FLAGS 0x82 -#define CMD_SET_DIVIDER 0x80 -#define CMD_CAPTURE_SIZE 0x81 -#define CMD_SET_TRIGGER_MASK 0xc0 -#define CMD_SET_TRIGGER_VALUE 0xc1 -#define CMD_SET_TRIGGER_CONFIG 0xc2 - -/* Trigger config */ +#define CMD_RESET 0x00 +#define CMD_ARM_BASIC_TRIGGER 0x01 +#define CMD_ID 0x02 +#define CMD_METADATA 0x04 +#define CMD_FINISH_NOW 0x05 /* extension of Demon Core */ +#define CMD_QUERY_INPUT_DATA 0x06 /* extension of Demon Core */ +#define CMD_QUERY_CAPTURE_STATE 0x07 /* extension of Demon Core */ +#define CMD_RETURN_CAPTURE_DATA 0x08 /* extension of Demon Core */ +#define CMD_ARM_ADVANCED_TRIGGER 0x0F /* extension of Demon Core */ +#define CMD_XON 0x11 +#define CMD_XOFF 0x13 +#define CMD_SET_DIVIDER 0x80 +#define CMD_CAPTURE_SIZE 0x81 +#define CMD_SET_FLAGS 0x82 +#define CMD_CAPTURE_DELAYCOUNT 0x83 /* extension of Pepino */ +#define CMD_CAPTURE_READCOUNT 0x84 /* extension of Pepino */ +#define CMD_SET_ADVANCED_TRIG_SEL 0x9E /* extension of Demon Core */ +#define CMD_SET_ADVANCED_TRIG_WRITE 0x9F /* extension of Demon Core */ +#define CMD_SET_BASIC_TRIGGER_MASK0 0xC0 /* 4 stages: 0xC0, 0xC4, 0xC8, 0xCC */ +#define CMD_SET_BASIC_TRIGGER_VALUE0 0xC1 /* 4 stages: 0xC1, 0xC5, 0xC9, 0xCD */ +#define CMD_SET_BASIC_TRIGGER_CONFIG0 0xC2 /* 4 stages: 0xC2, 0xC6, 0xCA, 0xCE */ + +/* Metadata tokens */ +#define METADATA_TOKEN_END 0x0 +#define METADATA_TOKEN_DEVICE_NAME 0x1 +#define METADATA_TOKEN_FPGA_VERSION 0x2 +#define METADATA_TOKEN_ANCILLARY_VERSION 0x3 +#define METADATA_TOKEN_NUM_PROBES_LONG 0x20 +#define METADATA_TOKEN_SAMPLE_MEMORY_BYTES 0x21 +#define METADATA_TOKEN_DYNAMIC_MEMORY_BYTES 0x22 +#define METADATA_TOKEN_MAX_SAMPLE_RATE_HZ 0x23 +#define METADATA_TOKEN_PROTOCOL_VERSION_LONG 0x24 +#define METADATA_TOKEN_CAPABILITIES 0x25 /* not implemented in Demon Core v3.07 */ +#define METADATA_TOKEN_NUM_PROBES_SHORT 0x40 +#define METADATA_TOKEN_PROTOCOL_VERSION_SHORT 0x41 + +/* Device config flags */ +#define DEVICE_FLAG_IS_DEMON_CORE (1 << 0) + +/* Basic Trigger Config */ #define TRIGGER_START (1 << 3) -/* Bitmasks for CMD_FLAGS */ -/* 12-13 unused, 14-15 RLE mode (we hardcode mode 0). */ -#define FLAG_INTERNAL_TEST_MODE (1 << 11) -#define FLAG_EXTERNAL_TEST_MODE (1 << 10) -#define FLAG_SWAP_CHANNELS (1 << 9) -#define FLAG_RLE (1 << 8) -#define FLAG_SLOPE_FALLING (1 << 7) -#define FLAG_CLOCK_EXTERNAL (1 << 6) -#define FLAG_CHANNELGROUP_4 (1 << 5) -#define FLAG_CHANNELGROUP_3 (1 << 4) -#define FLAG_CHANNELGROUP_2 (1 << 3) -#define FLAG_CHANNELGROUP_1 (1 << 2) -#define FLAG_FILTER (1 << 1) -#define FLAG_DEMUX (1 << 0) +/* Bit mask used for "set flags" command (0x82) */ +/* Take care about bit positions in diagrams, they are inverted. */ +#define CAPTURE_FLAG_RLEMODE1 (1 << 15) +#define CAPTURE_FLAG_RLEMODE0 (1 << 14) +#define CAPTURE_FLAG_RESERVED1 (1 << 13) +#define CAPTURE_FLAG_RESERVED0 (1 << 12) +#define CAPTURE_FLAG_INTERNAL_TEST_MODE (1 << 11) +#define CAPTURE_FLAG_EXTERNAL_TEST_MODE (1 << 10) +#define CAPTURE_FLAG_SWAP_CHANNELS (1 << 9) +#define CAPTURE_FLAG_RLE (1 << 8) +#define CAPTURE_FLAG_INVERT_EXT_CLOCK (1 << 7) +#define CAPTURE_FLAG_CLOCK_EXTERNAL (1 << 6) +#define CAPTURE_FLAG_DISABLE_CHANGROUP_4 (1 << 5) +#define CAPTURE_FLAG_DISABLE_CHANGROUP_3 (1 << 4) +#define CAPTURE_FLAG_DISABLE_CHANGROUP_2 (1 << 3) +#define CAPTURE_FLAG_DISABLE_CHANGROUP_1 (1 << 2) +#define CAPTURE_FLAG_NOISE_FILTER (1 << 1) +#define CAPTURE_FLAG_DEMUX (1 << 0) + +/* Capture context magic numbers */ +#define OLS_NO_TRIGGER (-1) struct dev_context { - int max_channels; + char **channel_names; + + /* constant device properties: */ + size_t max_channels; uint32_t max_samples; uint32_t max_samplerate; uint32_t protocol_version; + uint16_t device_flags; + /* acquisition-related properties: */ uint64_t cur_samplerate; uint32_t cur_samplerate_divider; uint64_t limit_samples; uint64_t capture_ratio; - int trigger_at; - uint32_t channel_mask; - uint32_t trigger_mask[NUM_TRIGGER_STAGES]; - uint32_t trigger_value[NUM_TRIGGER_STAGES]; - int num_stages; - uint16_t flag_reg; + int trigger_at_smpl; + uint16_t capture_flags; unsigned int num_transfers; unsigned int num_samples; @@ -92,23 +125,21 @@ struct dev_context { unsigned int rle_count; unsigned char sample[4]; - unsigned char tmp_sample[4]; unsigned char *raw_sample_buf; }; SR_PRIV extern const char *ols_channel_names[]; SR_PRIV int send_shortcommand(struct sr_serial_dev_inst *serial, - uint8_t command); -SR_PRIV int send_longcommand(struct sr_serial_dev_inst *serial, - uint8_t command, uint8_t *data); + uint8_t command); +SR_PRIV int send_longcommand(struct sr_serial_dev_inst *serial, uint8_t command, + uint8_t *data); SR_PRIV int ols_send_reset(struct sr_serial_dev_inst *serial); -SR_PRIV void ols_channel_mask(const struct sr_dev_inst *sdi); -SR_PRIV int ols_convert_trigger(const struct sr_dev_inst *sdi); -SR_PRIV struct dev_context *ols_dev_new(void); -SR_PRIV struct sr_dev_inst *get_metadata(struct sr_serial_dev_inst *serial); +SR_PRIV int ols_prepare_acquisition(const struct sr_dev_inst *sdi); +SR_PRIV uint32_t ols_channel_mask(const struct sr_dev_inst *sdi); +SR_PRIV int ols_get_metadata(struct sr_dev_inst *sdi); SR_PRIV int ols_set_samplerate(const struct sr_dev_inst *sdi, - uint64_t samplerate); + uint64_t samplerate); SR_PRIV void abort_acquisition(const struct sr_dev_inst *sdi); SR_PRIV int ols_receive_data(int fd, int revents, void *cb_data);