示例#1
0
文件: zpios_main.c 项目: Alyseo/zfs
static int
run_one(cmd_args_t *args, uint32_t id, uint32_t T, uint32_t N,
    uint64_t C, uint64_t S, uint64_t O, uint64_t B)
{
	zpios_cmd_t *cmd;
	int rc, rc2, cmd_size;

	dev_clear();

	cmd_size =
		sizeof (zpios_cmd_t)
		+ ((T + N + 1) * sizeof (zpios_stats_t));
	cmd = (zpios_cmd_t *)malloc(cmd_size);
	if (cmd == NULL)
		return (ENOMEM);

	memset(cmd, 0, cmd_size);
	cmd->cmd_magic = ZPIOS_CMD_MAGIC;
	strncpy(cmd->cmd_pool, args->pool, ZPIOS_NAME_SIZE - 1);
	strncpy(cmd->cmd_pre, args->pre, ZPIOS_PATH_SIZE - 1);
	strncpy(cmd->cmd_post, args->post, ZPIOS_PATH_SIZE - 1);
	strncpy(cmd->cmd_log, args->log, ZPIOS_PATH_SIZE - 1);
	cmd->cmd_id = id;
	cmd->cmd_chunk_size = C;
	cmd->cmd_thread_count = T;
	cmd->cmd_region_count = N;
	cmd->cmd_region_size = S;
	cmd->cmd_offset = O;
	cmd->cmd_block_size = B;
	cmd->cmd_region_noise = args->regionnoise;
	cmd->cmd_chunk_noise = args->chunknoise;
	cmd->cmd_thread_delay = args->thread_delay;
	cmd->cmd_flags = args->flags;
	cmd->cmd_data_size = (T + N + 1) * sizeof (zpios_stats_t);

	rc = ioctl(zpiosctl_fd, ZPIOS_CMD, cmd);
	if (rc)
		args->rc = errno;

	print_stats(args, cmd);

	if (args->verbose) {
		rc2 = read(zpiosctl_fd, zpios_buffer, zpios_buffer_size - 1);
		if (rc2 < 0) {
			fprintf(stdout, "Error reading results: %d\n", rc2);
		} else if ((rc2 > 0) && (strlen(zpios_buffer) > 0)) {
			fprintf(stdout, "\n%s\n", zpios_buffer);
			fflush(stdout);
		}
	}

	free(cmd);

	return (rc);
}
示例#2
0
文件: api.c 项目: aurelj/libsigrok
static int cleanup(const struct sr_dev_driver *di)
{
	struct drv_context *drvc = di->context;
	int ret;

	ret = dev_clear(di);

	g_free(drvc);

	return ret;
}
示例#3
0
文件: splat.c 项目: ArnoKahle/spl
static int test_run(cmd_args_t *args, test_t *test)
{
	subsystem_t *sub = test->test_sub;
	splat_cmd_t *cmd;
	int rc, cmd_size;

	dev_clear();

	cmd_size = sizeof(*cmd);
	cmd = (splat_cmd_t *)malloc(cmd_size);
	if (cmd == NULL)
		return -ENOMEM;

	memset(cmd, 0, cmd_size);
	cmd->cmd_magic = SPLAT_CMD_MAGIC;
        cmd->cmd_subsystem = sub->sub_desc.id;
	cmd->cmd_test = test->test_desc.id;
	cmd->cmd_data_size = 0; /* Unused feature */

	fprintf(stdout, "%*s:%-*s ",
	        SPLAT_NAME_SIZE, sub->sub_desc.name,
	        SPLAT_NAME_SIZE, test->test_desc.name);
	fflush(stdout);
	rc = ioctl(splatctl_fd, SPLAT_CMD, cmd);
	if (args->args_do_color) {
		fprintf(stdout, "%s  %s\n", rc ?
		        COLOR_RED "Fail" COLOR_RESET :
		        COLOR_GREEN "Pass" COLOR_RESET,
			rc ? strerror(errno) : "");
	} else {
		fprintf(stdout, "%s  %s\n", rc ?
		        "Fail" : "Pass",
			rc ? strerror(errno) : "");
	}
	fflush(stdout);
	free(cmd);

	if ((args->args_verbose == 1 && rc) ||
	    (args->args_verbose >= 2)) {
		if ((rc = read(splatctl_fd, splat_buffer,
			       splat_buffer_size - 1)) < 0) {
			fprintf(stdout, "Error reading results: %d\n", rc);
		} else {
			fprintf(stdout, "\n%s\n", splat_buffer);
			fflush(stdout);
		}
	}

	return rc;
}
示例#4
0
文件: zpios_main.c 项目: Alyseo/zfs
static int
dev_init(void)
{
	int rc;

	zpiosctl_fd = open(ZPIOS_DEV, O_RDONLY);
	if (zpiosctl_fd == -1) {
		fprintf(stderr, "Unable to open %s: %d\n"
		    "Is the zpios module loaded?\n", ZPIOS_DEV, errno);
		rc = errno;
		goto error;
	}

	if ((rc = dev_clear()))
		goto error;

	if ((rc = dev_size(0)) < 0)
		goto error;

	zpios_buffer_size = rc;
	zpios_buffer = (char *)malloc(zpios_buffer_size);
	if (zpios_buffer == NULL) {
		rc = ENOMEM;
		goto error;
	}

	memset(zpios_buffer, 0, zpios_buffer_size);
	return (0);
error:
	if (zpiosctl_fd != -1) {
		if (close(zpiosctl_fd) == -1) {
			fprintf(stderr, "Unable to close %s: %d\n",
			    ZPIOS_DEV, errno);
		}
	}

	return (rc);
}
示例#5
0
/**
 * Main function. Initializes the USB-device, parses commandline-parameters and
 * calls the functions that communicate with the device.
 * \param argc Number of arguments.
 * \param argv Arguments.
 * \return Error code.
 */
int main(int argc, char **argv)
{
    usb_dev_handle *handle = NULL;

    if (argc < 2) {
        usage(argv[0]);
        exit(1);
    }
    usb_init();
    if (usbOpenDevice (&handle, USBDEV_SHARED_VENDOR, "www.schatenseite.de", USBDEV_SHARED_PRODUCT, "USB-LED-Fader") != 0) {
        fprintf(stderr, "Could not find USB device \"USB-LED-Fader\" with vid=0x%x pid=0x%x\n", USBDEV_SHARED_VENDOR, USBDEV_SHARED_PRODUCT);
        exit(1);
    }
    /* We have searched all devices on all busses for our USB device above. Now
     * try to open it and perform the vendor specific control operations for the
     * function requested by the user.
     */
    if (strcmp(argv[1], "test") == 0) {
        dev_test(handle, argc, argv);
    } else if (strcmp(argv[1], "set") == 0) {
        dev_set(handle, argc, argv);
    } else if (strcmp(argv[1], "clear") == 0) {
        dev_clear(handle, argc, argv);
    } else if (strcmp(argv[1], "status") == 0) {
        dev_status(handle, argc, argv);
    } else if (strcmp(argv[1], "reset") == 0) {
        dev_reset(handle, argc, argv);
    } else if (strcmp(argv[1], "show") == 0) {
        dev_show(handle, argc, argv);
    } else {
        usage(argv[0]);
        exit(1);
    }
    usb_close(handle);
    return 0;
}
示例#6
0
文件: api.c 项目: merbanan/libsigrok
static int cleanup(const struct sr_dev_driver *di)
{
	return dev_clear(di);
}
示例#7
0
文件: demo.c 项目: russdill/libsigrok
static int cleanup(void)
{
	return dev_clear();
}
示例#8
0
static int cleanup(const struct sr_dev_driver *di)
{
	dev_clear(di);
	return SR_OK;
}
示例#9
0
文件: api.c 项目: DeeJay/libsigrok
static int cleanup(int dmm)
{
	return dev_clear(dmm);
}
示例#10
0
文件: api.c 项目: russdill/libsigrok
static int cleanup(int idx)
{
	return dev_clear(idx);
}
示例#11
0
文件: api.c 项目: aurelj/libsigrok
static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
	struct sr_config default_serialcomm = {
	    .key = SR_CONF_SERIALCOMM,
	    .data = g_variant_new_string("9600/8n1"),
	};
	struct sr_config default_modbusaddr = {
	    .key = SR_CONF_MODBUSADDR,
	    .data = g_variant_new_uint64(1),
	};
	GSList *opts = options, *devices;

	if (!g_slist_find_custom(options, &default_serialcomm, config_compare))
		opts = g_slist_prepend(opts, &default_serialcomm);
	if (!g_slist_find_custom(options, &default_modbusaddr, config_compare))
		opts = g_slist_prepend(opts, &default_modbusaddr);

	devices = sr_modbus_scan(di->context, opts, probe_device);

	while (opts != options)
		opts = g_slist_delete_link(opts, opts);
	g_variant_unref(default_serialcomm.data);
	g_variant_unref(default_modbusaddr.data);

	return devices;
}

static GSList *dev_list(const struct sr_dev_driver *di)
{
	return ((struct drv_context *)(di->context))->instances;
}

static int dev_clear(const struct sr_dev_driver *di)
{
	return std_dev_clear(di, g_free);
}

static int dev_open(struct sr_dev_inst *sdi)
{
	struct sr_modbus_dev_inst *modbus = sdi->conn;

	if (sr_modbus_open(modbus) < 0)
		return SR_ERR;

	sdi->status = SR_ST_ACTIVE;

	maynuo_m97_set_bit(modbus, PC1, 1);

	return SR_OK;
}

static int dev_close(struct sr_dev_inst *sdi)
{
	struct dev_context *devc;
	struct sr_modbus_dev_inst *modbus;

	if (sdi->status != SR_ST_ACTIVE)
		return SR_ERR_DEV_CLOSED;

	modbus = sdi->conn;

	if (modbus) {
		devc = sdi->priv;
		if (devc->expecting_registers) {
			/* Wait for the last data that was requested from the device. */
			uint16_t registers[devc->expecting_registers];
			sr_modbus_read_holding_registers(modbus, -1,
			                                 devc->expecting_registers,
			                                 registers);
		}

		maynuo_m97_set_bit(modbus, PC1, 0);

		if (sr_modbus_close(modbus) < 0)
			return SR_ERR;
		sdi->status = SR_ST_INACTIVE;
	}

	return SR_OK;
}

static int cleanup(const struct sr_dev_driver *di)
{
	return dev_clear(di);
}

static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
		const struct sr_channel_group *cg)
{
	struct dev_context *devc;
	struct sr_modbus_dev_inst *modbus;
	enum maynuo_m97_mode mode;
	int ret, ivalue;
	float fvalue;

	(void)cg;

	modbus = sdi->conn;
	devc = sdi->priv;

	ret = SR_OK;
	switch (key) {
	case SR_CONF_LIMIT_SAMPLES:
		*data = g_variant_new_uint64(devc->limit_samples);
		break;
	case SR_CONF_LIMIT_MSEC:
		*data = g_variant_new_uint64(devc->limit_msec);
		break;
	case SR_CONF_ENABLED:
		if ((ret = maynuo_m97_get_bit(modbus, ISTATE, &ivalue)) == SR_OK)
			*data = g_variant_new_boolean(ivalue);
		break;
	case SR_CONF_REGULATION:
		if ((ret = maynuo_m97_get_bit(modbus, UNREG, &ivalue)) != SR_OK)
			break;
		if (ivalue)
			*data = g_variant_new_string("UR");
		else if ((ret = maynuo_m97_get_mode(modbus, &mode)) == SR_OK)
			*data = g_variant_new_string(maynuo_m97_mode_to_str(mode));
		break;
	case SR_CONF_VOLTAGE:
		if ((ret = maynuo_m97_get_float(modbus, U, &fvalue)) == SR_OK)
			*data = g_variant_new_double(fvalue);
		break;
	case SR_CONF_VOLTAGE_TARGET:
		if ((ret = maynuo_m97_get_float(modbus, UFIX, &fvalue)) == SR_OK)
			*data = g_variant_new_double(fvalue);
		break;
	case SR_CONF_CURRENT:
		if ((ret = maynuo_m97_get_float(modbus, I, &fvalue)) == SR_OK)
			*data = g_variant_new_double(fvalue);
		break;
	case SR_CONF_CURRENT_LIMIT:
		if ((ret = maynuo_m97_get_float(modbus, IFIX, &fvalue)) == SR_OK)
			*data = g_variant_new_double(fvalue);
		break;
	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
		*data = g_variant_new_boolean(TRUE);
		break;
	case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE:
		if ((ret = maynuo_m97_get_bit(modbus, UOVER, &ivalue)) == SR_OK)
			*data = g_variant_new_boolean(ivalue);
		break;
	case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
		if ((ret = maynuo_m97_get_float(modbus, UMAX, &fvalue)) == SR_OK)
			*data = g_variant_new_double(fvalue);
		break;
	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
		*data = g_variant_new_boolean(TRUE);
		break;
	case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE:
		if ((ret = maynuo_m97_get_bit(modbus, IOVER, &ivalue)) == SR_OK)
			*data = g_variant_new_boolean(ivalue);
		break;
	case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
		if ((ret = maynuo_m97_get_float(modbus, IMAX, &fvalue)) == SR_OK)
			*data = g_variant_new_double(fvalue);
		break;
	case SR_CONF_OVER_TEMPERATURE_PROTECTION:
		*data = g_variant_new_boolean(TRUE);
		break;
	case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE:
		if ((ret = maynuo_m97_get_bit(modbus, HEAT, &ivalue)) == SR_OK)
			*data = g_variant_new_boolean(ivalue);
		break;
	default:
		return SR_ERR_NA;
	}

	return ret;
}

static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
		const struct sr_channel_group *cg)
{
	struct dev_context *devc;
	struct sr_modbus_dev_inst *modbus;
	int ret;

	(void)data;
	(void)cg;

	if (sdi->status != SR_ST_ACTIVE)
		return SR_ERR_DEV_CLOSED;

	modbus = sdi->conn;
	devc = sdi->priv;

	ret = SR_OK;
	switch (key) {
	case SR_CONF_LIMIT_SAMPLES:
		devc->limit_samples = g_variant_get_uint64(data);
		break;
	case SR_CONF_LIMIT_MSEC:
		devc->limit_msec = g_variant_get_uint64(data);
		break;
	case SR_CONF_ENABLED:
		ret = maynuo_m97_set_input(modbus, g_variant_get_boolean(data));
		break;
	case SR_CONF_VOLTAGE_TARGET:
		ret = maynuo_m97_set_float(modbus, UFIX, g_variant_get_double(data));
		break;
	case SR_CONF_CURRENT_LIMIT:
		ret = maynuo_m97_set_float(modbus, IFIX, g_variant_get_double(data));
		break;
	case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
		ret = maynuo_m97_set_float(modbus, UMAX, g_variant_get_double(data));
		break;
	case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
		ret = maynuo_m97_set_float(modbus, IMAX, g_variant_get_double(data));
		break;
	default:
		ret = SR_ERR_NA;
	}

	return ret;
}

static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
		const struct sr_channel_group *cg)
{
	struct dev_context *devc;
	GVariantBuilder gvb;
	int ret;

	/* Always available, even without sdi. */
	if (key == SR_CONF_SCAN_OPTIONS) {
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
				scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
		return SR_OK;
	} else if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
				drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
		return SR_OK;
	}

	if (!sdi)
		return SR_ERR_ARG;
	devc = sdi->priv;

	ret = SR_OK;
	if (!cg) {
		/* No channel group: global options. */
		switch (key) {
		case SR_CONF_DEVICE_OPTIONS:
			*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
					devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
			break;
		default:
			return SR_ERR_NA;
		}
	} else {
		switch (key) {
		case SR_CONF_DEVICE_OPTIONS:
			*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
					devopts_cg, ARRAY_SIZE(devopts_cg), sizeof(uint32_t));
			break;
		case SR_CONF_VOLTAGE_TARGET:
			g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
			/* Min, max, write resolution. */
			g_variant_builder_add_value(&gvb, g_variant_new_double(0.0));
			g_variant_builder_add_value(&gvb, g_variant_new_double(devc->model->max_voltage));
			g_variant_builder_add_value(&gvb, g_variant_new_double(0.001));
			*data = g_variant_builder_end(&gvb);
			break;
		case SR_CONF_CURRENT_LIMIT:
			g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
			/* Min, max, step. */
			g_variant_builder_add_value(&gvb, g_variant_new_double(0.0));
			g_variant_builder_add_value(&gvb, g_variant_new_double(devc->model->max_current));
			g_variant_builder_add_value(&gvb, g_variant_new_double(0.0001));
			*data = g_variant_builder_end(&gvb);
			break;
		default:
			return SR_ERR_NA;
		}
	}

	return ret;
}

static int dev_acquisition_start(const struct sr_dev_inst *sdi,
		void *cb_data)
{
	struct dev_context *devc;
	struct sr_modbus_dev_inst *modbus;
	int ret;

	(void)cb_data;

	if (sdi->status != SR_ST_ACTIVE)
		return SR_ERR_DEV_CLOSED;

	modbus = sdi->conn;
	devc = sdi->priv;

	if ((ret = sr_modbus_source_add(sdi->session, modbus, G_IO_IN, 10,
			maynuo_m97_receive_data, (void *)sdi)) != SR_OK)
		return ret;

	/* Send header packet to the session bus. */
	std_session_send_df_header(sdi, LOG_PREFIX);

	devc->num_samples = 0;
	devc->starttime = g_get_monotonic_time();

	return maynuo_m97_capture_start(sdi);
}

static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
{
	struct sr_modbus_dev_inst *modbus;
	struct sr_datafeed_packet packet;

	(void)cb_data;

	if (sdi->status != SR_ST_ACTIVE)
		return SR_ERR_DEV_CLOSED;

	/* End of last frame. */
	packet.type = SR_DF_END;
	sr_session_send(sdi, &packet);

	modbus = sdi->conn;
	sr_modbus_source_remove(sdi->session, modbus);

	return SR_OK;
}

SR_PRIV struct sr_dev_driver maynuo_m97_driver_info = {
	.name = "maynuo-m97",
	.longname = "maynuo M97/M98 series",
	.api_version = 1,
	.init = init,
	.cleanup = cleanup,
	.scan = scan,
	.dev_list = dev_list,
	.dev_clear = dev_clear,
	.config_get = config_get,
	.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,
	.context = NULL,
};
示例#12
0
文件: splat.c 项目: ArnoKahle/spl
static int
dev_init(void)
{
	ListIterator i;
	subsystem_t *sub;
	int rc;

	splatctl_fd = open(SPLAT_DEV, O_RDONLY);
	if (splatctl_fd == -1) {
		fprintf(stderr, "Unable to open %s: %d\n"
		        "Is the splat module loaded?\n", SPLAT_DEV, errno);
		rc = errno;
		goto error;
	}

	/* Determine kernel module version string */
	memset(splat_version, 0, VERSION_SIZE);
	if ((rc = read(splatctl_fd, splat_version, VERSION_SIZE - 1)) == -1)
		goto error;

	if ((rc = dev_clear()))
		goto error;

	if ((rc = dev_size(0)) < 0)
		goto error;

	splat_buffer_size = rc;
	splat_buffer = (char *)malloc(splat_buffer_size);
	if (splat_buffer == NULL) {
		rc = -ENOMEM;
		goto error;
	}

	memset(splat_buffer, 0, splat_buffer_size);

	/* Determine available subsystems */
	if ((rc = subsystem_setup()) != 0)
		goto error;

	/* Determine available tests for all subsystems */
	i = list_iterator_create(subsystems);

	while ((sub = list_next(i))) {
		if ((rc = test_setup(sub)) != 0) {
			list_iterator_destroy(i);
			goto error;
		}
	}

	list_iterator_destroy(i);
	return 0;

error:
	if (splatctl_fd != -1) {
		if (close(splatctl_fd) == -1) {
			fprintf(stderr, "Unable to close %s: %d\n",
		                SPLAT_DEV, errno);
		}
	}

	return rc;
}
示例#13
0
static int
usr_input(void)			/* get user input and process it */
{
	VIEW	vparams;
	char	cmd[256];
	register char	*args;
	register int	i;

	if (fgets(cmd, sizeof(cmd), sstdin) == NULL) {
		fclose(sstdin);
		sstdin = NULL;
		return(-1);
	}
	if (*cmd == '\n')
		return(DC_RESUME);
	for (args = cmd; *args && !isspace(*args); args++)
		;
	while (isspace(*args))
		*args++ = '\0';
	if (*args && args[i=strlen(args)-1] == '\n')
		args[i] = '\0';
	for (i = 0; i < DC_NCMDS; i++)
		if (!strcmp(cmd, cmdlist[i]))
			break;
	if (i >= DC_NCMDS) {
		dev_auxcom(cmd, args);
		return(-1);
	}
	switch (i) {
	case DC_SETVIEW:		/* set the view */
		vparams = odev.v;
		if (!sscanview(&vparams, args))
			error(COMMAND, "missing view options");
		else
			new_view(&vparams);
		break;
	case DC_GETVIEW:		/* print the current view */
		printview();
		break;
	case DC_LASTVIEW:		/* restore previous view */
		new_view(NULL);
		break;
	case DC_FOCUS:			/* set focus frame */
		set_focus(args);
		break;
	case DC_PAUSE:			/* pause the current calculation */
	case DC_RESUME:			/* resume the calculation */
		/* handled in main() */
		break;
	case DC_REDRAW:			/* redraw from server */
		imm_mode = beam_sync(1) > 0;
		dev_clear();
		break;
	case DC_KILL:			/* kill rtrace process(es) */
		serv_request(DR_KILL, 0, NULL);
		break;
	case DC_CLOBBER:		/* clobber holodeck */
		serv_request(DR_CLOBBER, 0, NULL);
		break;
	case DC_RESTART:		/* restart rtrace */
		serv_request(DR_RESTART, 0, NULL);
		break;
	case DC_QUIT:			/* quit request */
		serv_request(DR_SHUTDOWN, 0, NULL);
		break;
	default:
		error(CONSISTENCY, "bad command id in usr_input");
	}
	return(i);
}