X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fnexus-osciprime%2Fapi.c;h=e1f2d0767a0be615321986223db3cb1a60a64f87;hb=c93ebace3053de2ca37a280fec5e0f7ca036df08;hp=4c9a1da6ac6eeb3374af9cf281ce145a48f04bd8;hpb=35a078bce5cff9b8ff221a9930d271ec90e20ec4;p=libsigrok.git diff --git a/hardware/nexus-osciprime/api.c b/hardware/nexus-osciprime/api.c index 4c9a1da6..e1f2d076 100644 --- a/hardware/nexus-osciprime/api.c +++ b/hardware/nexus-osciprime/api.c @@ -17,149 +17,246 @@ * along with this program. If not, see . */ +#include #include #include "libsigrok.h" #include "libsigrok-internal.h" #include "protocol.h" -SR_PRIV struct sr_dev_driver nexus_osciprime_driver_info; -static struct sr_dev_driver *di = &nexus_osciprime_driver_info; +#define OSCI_VENDOR "Nexus Computing" +#define OSCI_MODEL "OsciPrime" +#define OSCI_VERSION "1.0" +#define OSCI_FIRMWARE FIRMWARE_DIR "/nexus-osciprime.fw" +#define OSCI_VIDPID "04b4.1004" -/* Properly close and free all devices. */ -static int clear_instances(void) -{ - struct sr_dev_inst *sdi; - struct drv_context *drvc; - struct dev_context *devc; - GSList *l; +static const int32_t hwopts[] = { + SR_CONF_CONN, + SR_CONF_SERIALCOMM, +}; - if (!(drvc = di->priv)) - return SR_OK; +static const int32_t hwcaps[] = { + SR_CONF_OSCILLOSCOPE, + SR_CONF_LIMIT_SAMPLES, + SR_CONF_CONTINUOUS, + SR_CONF_TIMEBASE, + SR_CONF_VDIV, +}; - for (l = drvc->instances; l; l = l->next) { - if (!(sdi = l->data)) - continue; - if (!(devc = sdi->priv)) - continue; +static const uint64_t timebases[][2] = { + /* 24 MHz */ + { 42, 1e9 }, + /* 12 MHz */ + { 83, 1e9 }, + /* 6 MHz */ + { 167, 1e9 }, + /* 3 MHz */ + { 333, 1e9 }, + /* 1.5 MHz */ + { 667, 1e9 }, + /* 750 kHz */ + { 1333, 1e9 }, + /* 375 kHz */ + { 2667, 1e9 }, + /* 187.5 kHz */ + { 5333, 1e9 }, + /* 93.25 kHz */ + { 10724, 1e9 }, + /* 46.875 kHz */ + { 21333, 1e9 }, + /* 23.4375 kHz */ + { 42666, 1e9 }, + /* 11.718 kHz */ + { 85339, 1e9 }, + /* 5.859 kHz */ + { 170678, 1e9 }, + /* 2.929 kHz */ + { 341413, 1e9 }, + /* 1.465 kHz */ + { 682594, 1e9 }, + /* 732 Hz */ + { 1366, 1e6 }, + /* 366 Hz */ + { 2732, 1e6 }, + /* 183 Hz */ + { 5464, 1e6 }, + /* 91 Hz */ + { 10989, 1e6 }, + /* 46 Hz */ + { 21739, 1e6 }, + /* 23 Hz */ + { 43478, 1e6 }, + /* 12 Hz */ + { 83333, 1e6 }, +}; - /* TODO */ +static const char *probe_names[] = { + "CHA", "CHB", + NULL, +}; - sr_dev_inst_free(sdi); - } +static const uint64_t vdivs[][2] = { + { 1, 1 }, + { 2, 1 }, + { 5, 2 }, + { 5, 1 }, + { 10, 1 }, +}; - g_slist_free(drvc->instances); - drvc->instances = NULL; +SR_PRIV struct sr_dev_driver nexus_osciprime_driver_info; +static struct sr_dev_driver *di = &nexus_osciprime_driver_info; - return SR_OK; +static int dev_clear(void) +{ + return std_dev_clear(di, NULL); } -static int hw_init(void) +static int init(struct sr_context *sr_ctx) { - struct drv_context *drvc; - - if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) { - sr_err("Driver context malloc failed."); - return SR_ERR_MALLOC; - } - - /* TODO */ - - di->priv = drvc; - - return SR_OK; + return std_init(sr_ctx, di, LOG_PREFIX); } -static GSList *hw_scan(GSList *options) +static GSList *scan(GSList *options) { struct drv_context *drvc; - GSList *devices; - - (void)options; + struct dev_context *devc; + struct sr_dev_inst *sdi; + struct sr_usb_dev_inst *usb; + struct sr_config *src; + struct sr_probe *probe; + libusb_device *dev; + GSList *usb_devices, *devices, *l; + int i; + const char *conn; - devices = NULL; drvc = di->priv; - drvc->instances = NULL; - /* TODO */ + conn = NULL; + for (l = options; l; l = l->next) { + src = l->data; + switch (src->key) { + case SR_CONF_CONN: + conn = g_variant_get_string(src->data, NULL); + break; + } + } + if (!conn) + conn = OSCI_VIDPID; + + devices = NULL; + if ((usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) { + for (l = usb_devices; l; l = l->next) { + usb = l->data; + if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, + OSCI_VENDOR, OSCI_MODEL, OSCI_VERSION))) + return NULL; + sdi->driver = di; + for (i = 0; probe_names[i]; i++) { + if (!(probe = sr_probe_new(i, SR_PROBE_ANALOG, TRUE, + probe_names[i]))) + return NULL; + sdi->probes = g_slist_append(sdi->probes, probe); + } + + if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) + return NULL; + sdi->priv = devc; + devc->usb = usb; + + if (strcmp(conn, OSCI_VIDPID)) { + if (sr_usb_open(drvc->sr_ctx->libusb_ctx, usb) != SR_OK) + break; + dev = libusb_get_device(usb->devhdl); + if (ezusb_upload_firmware(dev, 0, OSCI_FIRMWARE) == SR_OK) + /* Remember when the firmware on this device was updated */ + devc->fw_updated = g_get_monotonic_time(); + else + sr_err("Firmware upload failed for device " + "at bus %d address %d.", usb->bus, usb->address); + } + + drvc->instances = g_slist_append(drvc->instances, sdi); + devices = g_slist_append(devices, sdi); + } + g_slist_free(usb_devices); + } else + g_slist_free_full(usb_devices, g_free); return devices; } -static GSList *hw_dev_list(void) +static GSList *dev_list(void) { - struct drv_context *drvc; - - drvc = di->priv; - - return drvc->instances; + return ((struct drv_context *)(di->priv))->instances; } -static int hw_dev_open(struct sr_dev_inst *sdi) +static int dev_open(struct sr_dev_inst *sdi) { + /* TODO */ + sdi->status = SR_ST_ACTIVE; return SR_OK; } -static int hw_dev_close(struct sr_dev_inst *sdi) +static int dev_close(struct sr_dev_inst *sdi) { + /* TODO */ + sdi->status = SR_ST_INACTIVE; return SR_OK; } -static int hw_cleanup(void) +static int cleanup(void) { - clear_instances(); - - /* TODO */ - - return SR_OK; + return dev_clear(); } -static int hw_info_get(int info_id, const void **data, - const struct sr_dev_inst *sdi) +static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi) { - switch (info_id) { + int ret; + /* TODO */ + (void)data; + + if (sdi->status != SR_ST_ACTIVE) + return SR_ERR_DEV_CLOSED; + + ret = SR_OK; + switch (id) { + default: - sr_err("Unknown info_id: %d.", info_id); - return SR_ERR_ARG; + ret = SR_ERR_NA; } - return SR_OK; + return ret; } -static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, - const void *value) +static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi) { - int ret; + (void)sdi; + (void)data; - if (sdi->status != SR_ST_ACTIVE) { - sr_err("Device inactive, can't set config options."); - return SR_ERR; - } - - ret = SR_OK; - switch (hwcap) { - /* TODO */ + switch (key) { default: - sr_err("Unknown hardware capability: %d.", hwcap); - ret = SR_ERR_ARG; + return SR_ERR_NA; } - return ret; + return SR_OK; } -static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, - void *cb_data) +static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) { /* TODO */ + (void)cb_data; + + if (sdi->status != SR_ST_ACTIVE) + return SR_ERR_DEV_CLOSED; return SR_OK; } -static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) +static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) { (void)cb_data; @@ -175,18 +272,19 @@ static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) SR_PRIV struct sr_dev_driver nexus_osciprime_driver_info = { .name = "nexus-osciprime", - .longname = "Nexus Osciprime", + .longname = "Nexus OsciPrime", .api_version = 1, - .init = hw_init, - .cleanup = hw_cleanup, - .scan = hw_scan, - .dev_list = hw_dev_list, - .dev_clear = clear_instances, - .dev_open = hw_dev_open, - .dev_close = hw_dev_close, - .info_get = hw_info_get, - .dev_config_set = hw_dev_config_set, - .dev_acquisition_start = hw_dev_acquisition_start, - .dev_acquisition_stop = hw_dev_acquisition_stop, + .init = init, + .cleanup = cleanup, + .scan = scan, + .dev_list = dev_list, + .dev_clear = dev_clear, + .config_get = NULL, + .config_set = config_set, + .config_list = config_list, + .dev_open = dev_open, + .dev_close = dev_close, + .dev_acquisition_start = dev_acquisition_start, + .dev_acquisition_stop = dev_acquisition_stop, .priv = NULL, };