X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fopenbench-logic-sniffer%2Fapi.c;h=8a83abc711447843bf432964edf26ca3cd391fae;hb=8f996b89481670219c7576e2c68b128a0a2ce026;hp=04a06b2e1c0878f213796b72ccaa4f01e5deda46;hpb=f6beaac55ca58c406d6621038abe57c16a47e87f;p=libsigrok.git diff --git a/hardware/openbench-logic-sniffer/api.c b/hardware/openbench-logic-sniffer/api.c index 04a06b2e..8a83abc7 100644 --- a/hardware/openbench-logic-sniffer/api.c +++ b/hardware/openbench-logic-sniffer/api.c @@ -32,9 +32,27 @@ static const int32_t hwcaps[] = { SR_CONF_TRIGGER_TYPE, SR_CONF_CAPTURE_RATIO, SR_CONF_LIMIT_SAMPLES, + SR_CONF_EXTERNAL_CLOCK, + SR_CONF_PATTERN_MODE, + SR_CONF_SWAP, SR_CONF_RLE, }; +#define STR_PATTERN_EXTERNAL "external" +#define STR_PATTERN_INTERNAL "internal" + +/* Supported methods of test pattern outputs */ +enum { + /** + * Capture pins 31:16 (unbuffered wing) output a test pattern + * that can captured on pins 0:15. + */ + PATTERN_EXTERNAL, + + /** Route test pattern internally to capture buffer. */ + PATTERN_INTERNAL, +}; + /* Probes are numbered 0-31 (on the PCB silkscreen). */ SR_PRIV const char *ols_probe_names[NUM_PROBES + 1] = { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", @@ -53,6 +71,11 @@ static const uint64_t samplerates[] = { SR_PRIV struct sr_dev_driver ols_driver_info; static struct sr_dev_driver *di = &ols_driver_info; +static int dev_clear(void) +{ + return std_dev_clear(di, NULL); +} + static int init(struct sr_context *sr_ctx) { return std_init(sr_ctx, di, LOG_PREFIX); @@ -207,15 +230,18 @@ static int dev_close(struct sr_dev_inst *sdi) return SR_OK; } -static int dev_clear(void) +static int cleanup(void) { - return std_dev_clear(di, NULL); + return dev_clear(); } -static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi) +static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi, + const struct sr_probe_group *probe_group) { struct dev_context *devc; + (void)probe_group; + if (!sdi) return SR_ERR_ARG; @@ -230,6 +256,12 @@ static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi) case SR_CONF_LIMIT_SAMPLES: *data = g_variant_new_uint64(devc->limit_samples); break; + case SR_CONF_PATTERN_MODE: + if (devc->flag_reg & FLAG_EXTERNAL_TEST_MODE) + *data = g_variant_new_string(STR_PATTERN_EXTERNAL); + else if (devc->flag_reg & FLAG_INTERNAL_TEST_MODE) + *data = g_variant_new_string(STR_PATTERN_INTERNAL); + break; case SR_CONF_RLE: *data = g_variant_new_boolean(devc->flag_reg & FLAG_RLE ? TRUE : FALSE); break; @@ -240,11 +272,15 @@ static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi) return SR_OK; } -static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi) +static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi, + const struct sr_probe_group *probe_group) { struct dev_context *devc; int ret; uint64_t tmp_u64; + const char *stropt; + + (void)probe_group; if (sdi->status != SR_ST_ACTIVE) return SR_ERR_DEV_CLOSED; @@ -273,6 +309,40 @@ static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi) } else ret = SR_OK; break; + case SR_CONF_EXTERNAL_CLOCK: + if (g_variant_get_boolean(data)) { + sr_info("Enabling external clock."); + devc->flag_reg |= FLAG_CLOCK_EXTERNAL; + } else { + sr_info("Disabled external clock."); + devc->flag_reg &= ~FLAG_CLOCK_EXTERNAL; + } + ret = SR_OK; + break; + case SR_CONF_PATTERN_MODE: + stropt = g_variant_get_string(data, NULL); + ret = SR_OK; + if (!strcmp(stropt, STR_PATTERN_INTERNAL)) { + sr_info("Enabling internal test mode."); + devc->flag_reg |= FLAG_INTERNAL_TEST_MODE; + } else if (!strcmp(stropt, STR_PATTERN_EXTERNAL)) { + sr_info("Enabling external test mode."); + devc->flag_reg |= FLAG_EXTERNAL_TEST_MODE; + } else { + ret = SR_ERR; + } + break; + case SR_CONF_SWAP: + if (g_variant_get_boolean(data)) { + sr_info("Enabling channel swapping."); + devc->flag_reg |= FLAG_SWAP_PROBES; + } else { + sr_info("Disabling channel swapping."); + devc->flag_reg &= ~FLAG_SWAP_PROBES; + } + ret = SR_OK; + break; + case SR_CONF_RLE: if (g_variant_get_boolean(data)) { sr_info("Enabling RLE."); @@ -290,12 +360,14 @@ static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi) return ret; } -static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi) +static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, + const struct sr_probe_group *probe_group) { GVariant *gvar; GVariantBuilder gvb; (void)sdi; + (void)probe_group; switch (key) { case SR_CONF_SCAN_OPTIONS: @@ -425,8 +497,10 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, } sr_info("Setting samplerate to %" PRIu64 "Hz (divider %u, " - "demux %s)", devc->cur_samplerate, devc->cur_samplerate_divider, - devc->flag_reg & FLAG_DEMUX ? "on" : "off"); + "demux %s, noise_filter %s)", devc->cur_samplerate, + devc->cur_samplerate_divider, + devc->flag_reg & FLAG_DEMUX ? "on" : "off", + devc->flag_reg & FLAG_FILTER ? "on": "off"); if (send_longcommand(serial, CMD_SET_DIVIDER, reverse32(devc->cur_samplerate_divider)) != SR_OK) return SR_ERR; @@ -439,7 +513,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, /* The flag register wants them here, and 1 means "disable channel". */ devc->flag_reg |= ~(changrp_mask << 2) & 0x3c; - devc->flag_reg |= FLAG_FILTER; devc->rle_count = 0; data = (devc->flag_reg << 24) | ((devc->flag_reg << 8) & 0xff0000); if (send_longcommand(serial, CMD_SET_FLAGS, data) != SR_OK) @@ -451,6 +524,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, /* Reset all operational states. */ devc->num_transfers = devc->num_samples = devc->num_bytes = 0; + memset(devc->sample, 0, 4); /* Send header packet to the session bus. */ std_session_send_df_header(cb_data, LOG_PREFIX); @@ -474,7 +548,7 @@ SR_PRIV struct sr_dev_driver ols_driver_info = { .longname = "Openbench Logic Sniffer", .api_version = 1, .init = init, - .cleanup = dev_clear, + .cleanup = cleanup, .scan = scan, .dev_list = dev_list, .dev_clear = dev_clear,