X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fzeroplus-logic-cube%2Fapi.c;h=5de6f317099d1a63d6346d35d6f4dd65b5d657e3;hb=HEAD;hp=f9578a8baceae2417f85e695215c75f312ee16aa;hpb=e73ffd4238c6d1be58d3fcdcf7f100200f033856;p=libsigrok.git diff --git a/hardware/zeroplus-logic-cube/api.c b/hardware/zeroplus-logic-cube/api.c deleted file mode 100644 index f9578a8b..00000000 --- a/hardware/zeroplus-logic-cube/api.c +++ /dev/null @@ -1,707 +0,0 @@ -/* - * This file is part of the libsigrok project. - * - * Copyright (C) 2010-2012 Bert Vermeulen - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -#include "protocol.h" - -#define VENDOR_NAME "ZEROPLUS" -#define USB_INTERFACE 0 -#define USB_CONFIGURATION 1 -#define NUM_TRIGGER_STAGES 4 -#define TRIGGER_TYPE "01" -#define PACKET_SIZE 2048 /* ?? */ - -//#define ZP_EXPERIMENTAL - -struct zp_model { - uint16_t vid; - uint16_t pid; - char *model_name; - unsigned int channels; - unsigned int sample_depth; /* In Ksamples/channel */ - unsigned int max_sampling_freq; -}; - -/* - * Note -- 16032, 16064 and 16128 *usually* -- but not always -- have the - * same 128K sample depth. - */ -static const struct zp_model zeroplus_models[] = { - {0x0c12, 0x7002, "LAP-16128U", 16, 128, 200}, - {0x0c12, 0x7009, "LAP-C(16064)", 16, 64, 100}, - {0x0c12, 0x700a, "LAP-C(16128)", 16, 128, 200}, - /* TODO: We don't know anything about these. - {0x0c12, 0x700b, "LAP-C(32128)", 32, 128, 200}, - {0x0c12, 0x700c, "LAP-C(321000)", 32, 1024, 200}, - {0x0c12, 0x700d, "LAP-C(322000)", 32, 2048, 200}, - */ - {0x0c12, 0x700e, "LAP-C(16032)", 16, 32, 100}, - {0x0c12, 0x7016, "LAP-C(162000)", 16, 2048, 200}, - { 0, 0, 0, 0, 0, 0 } -}; - -static const int32_t hwcaps[] = { - SR_CONF_LOGIC_ANALYZER, - SR_CONF_SAMPLERATE, - SR_CONF_CAPTURE_RATIO, - SR_CONF_LIMIT_SAMPLES, -}; - -/* - * ZEROPLUS LAP-C (16032) numbers the 16 probes A0-A7 and B0-B7. - * We currently ignore other untested/unsupported devices here. - */ -static const char *probe_names[] = { - "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", - "B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7", - NULL, -}; - -SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; -static struct sr_dev_driver *di = &zeroplus_logic_cube_driver_info; - -/* - * The hardware supports more samplerates than these, but these are the - * options hardcoded into the vendor's Windows GUI. - */ - -static const uint64_t samplerates_100[] = { - SR_HZ(100), - SR_HZ(500), - SR_KHZ(1), - SR_KHZ(5), - SR_KHZ(25), - SR_KHZ(50), - SR_KHZ(100), - SR_KHZ(200), - SR_KHZ(400), - SR_KHZ(800), - SR_MHZ(1), - SR_MHZ(10), - SR_MHZ(25), - SR_MHZ(50), - SR_MHZ(80), - SR_MHZ(100), -}; - -const uint64_t samplerates_200[] = { - SR_HZ(100), - SR_HZ(500), - SR_KHZ(1), - SR_KHZ(5), - SR_KHZ(25), - SR_KHZ(50), - SR_KHZ(100), - SR_KHZ(200), - SR_KHZ(400), - SR_KHZ(800), - SR_MHZ(1), - SR_MHZ(10), - SR_MHZ(25), - SR_MHZ(50), - SR_MHZ(80), - SR_MHZ(100), - SR_MHZ(150), - SR_MHZ(200), -}; - -static int hw_dev_close(struct sr_dev_inst *sdi); - -#if 0 -static int configure_probes(const struct sr_dev_inst *sdi) -{ - struct dev_context *devc; - const struct sr_probe *probe; - const GSList *l; - int probe_bit, stage, i; - char *tc; - - /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ - devc = sdi->priv; - - devc->probe_mask = 0; - for (i = 0; i < NUM_TRIGGER_STAGES; i++) { - devc->trigger_mask[i] = 0; - devc->trigger_value[i] = 0; - } - - stage = -1; - for (l = sdi->probes; l; l = l->next) { - probe = (struct sr_probe *)l->data; - if (probe->enabled == FALSE) - continue; - probe_bit = 1 << (probe->index); - devc->probe_mask |= probe_bit; - - if (probe->trigger) { - stage = 0; - for (tc = probe->trigger; *tc; tc++) { - devc->trigger_mask[stage] |= probe_bit; - if (*tc == '1') - devc->trigger_value[stage] |= probe_bit; - stage++; - if (stage > NUM_TRIGGER_STAGES) - return SR_ERR; - } - } - } - - return SR_OK; -} -#endif - -static int configure_probes(const struct sr_dev_inst *sdi) -{ - struct dev_context *devc; - const GSList *l; - const struct sr_probe *probe; - char *tc; - int type; - - /* Note: sdi and sdi->priv are non-NULL, the caller checked this. */ - devc = sdi->priv; - - for (l = sdi->probes; l; l = l->next) { - probe = (struct sr_probe *)l->data; - if (probe->enabled == FALSE) - continue; - - if ((tc = probe->trigger)) { - switch (*tc) { - case '1': - type = TRIGGER_HIGH; - break; - case '0': - type = TRIGGER_LOW; - break; -#if 0 - case 'r': - type = TRIGGER_POSEDGE; - break; - case 'f': - type = TRIGGER_NEGEDGE; - break; - case 'c': - type = TRIGGER_ANYEDGE; - break; -#endif - default: - return SR_ERR; - } - analyzer_add_trigger(probe->index, type); - devc->trigger = 1; - } - } - - return SR_OK; -} - -SR_PRIV int zp_set_samplerate(struct dev_context *devc, uint64_t samplerate) -{ - int i; - - for (i = 0; ARRAY_SIZE(samplerates_200); i++) - if (samplerate == samplerates_200[i]) - break; - - if (i == ARRAY_SIZE(samplerates_200) || samplerate > devc->max_samplerate) { - sr_err("Unsupported samplerate: %" PRIu64 "Hz.", samplerate); - return SR_ERR_ARG; - } - - sr_info("Setting samplerate to %" PRIu64 "Hz.", samplerate); - - if (samplerate >= SR_MHZ(1)) - analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ); - else if (samplerate >= SR_KHZ(1)) - analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ); - else - analyzer_set_freq(samplerate, FREQ_SCALE_HZ); - - devc->cur_samplerate = samplerate; - - return SR_OK; -} - -static int clear_instances(void) -{ - GSList *l; - struct sr_dev_inst *sdi; - struct drv_context *drvc; - struct dev_context *devc; - struct sr_usb_dev_inst *usb; - - drvc = di->priv; - for (l = drvc->instances; l; l = l->next) { - sdi = l->data; - if (!(devc = sdi->priv)) { - /* Log error, but continue cleaning up the rest. */ - sr_err("%s: sdi->priv was NULL, continuing", __func__); - continue; - } - usb = sdi->conn; - sr_usb_dev_inst_free(usb); - /* Properly close all devices... */ - hw_dev_close(sdi); - /* ...and free all their memory. */ - sr_dev_inst_free(sdi); - } - g_slist_free(drvc->instances); - drvc->instances = NULL; - - return SR_OK; -} - -static int hw_init(struct sr_context *sr_ctx) -{ - return std_hw_init(sr_ctx, di, "zeroplus: "); -} - -static GSList *hw_scan(GSList *options) -{ - struct sr_dev_inst *sdi; - struct sr_probe *probe; - struct drv_context *drvc; - struct dev_context *devc; - const struct zp_model *prof; - struct libusb_device_descriptor des; - libusb_device **devlist; - GSList *devices; - int ret, devcnt, i, j; - - (void)options; - - drvc = di->priv; - - devices = NULL; - - clear_instances(); - - /* Find all ZEROPLUS analyzers and add them to device list. */ - devcnt = 0; - libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); /* TODO: Errors. */ - - for (i = 0; devlist[i]; i++) { - ret = libusb_get_device_descriptor(devlist[i], &des); - if (ret != 0) { - sr_err("Failed to get device descriptor: %s.", - libusb_error_name(ret)); - continue; - } - - prof = NULL; - for (j = 0; j < zeroplus_models[j].vid; j++) { - if (des.idVendor == zeroplus_models[j].vid && - des.idProduct == zeroplus_models[j].pid) { - prof = &zeroplus_models[j]; - } - } - /* Skip if the device was not found. */ - if (!prof) - continue; - sr_info("Found ZEROPLUS %s.", prof->model_name); - - /* Register the device with libsigrok. */ - if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE, - VENDOR_NAME, prof->model_name, NULL))) { - sr_err("%s: sr_dev_inst_new failed", __func__); - return NULL; - } - sdi->driver = di; - - /* Allocate memory for our private driver context. */ - if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { - sr_err("Device context malloc failed."); - return NULL; - } - - sdi->priv = devc; - devc->prof = prof; - devc->num_channels = prof->channels; -#ifdef ZP_EXPERIMENTAL - devc->max_memory_size = 128 * 1024; - devc->max_samplerate = 200; -#else - devc->max_memory_size = prof->sample_depth * 1024; - devc->max_samplerate = prof->max_sampling_freq; -#endif - devc->max_samplerate *= SR_MHZ(1); - devc->memory_size = MEMORY_SIZE_8K; - // memset(devc->trigger_buffer, 0, NUM_TRIGGER_STAGES); - - /* Fill in probelist according to this device's profile. */ - for (j = 0; j < devc->num_channels; j++) { - if (!(probe = sr_probe_new(j, SR_PROBE_LOGIC, TRUE, - probe_names[j]))) - return NULL; - sdi->probes = g_slist_append(sdi->probes, probe); - } - - devices = g_slist_append(devices, sdi); - drvc->instances = g_slist_append(drvc->instances, sdi); - sdi->conn = sr_usb_dev_inst_new( - libusb_get_bus_number(devlist[i]), - libusb_get_device_address(devlist[i]), NULL); - devcnt++; - - } - libusb_free_device_list(devlist, 1); - - return devices; -} - -static GSList *hw_dev_list(void) -{ - return ((struct drv_context *)(di->priv))->instances; -} - -static int hw_dev_open(struct sr_dev_inst *sdi) -{ - struct dev_context *devc; - struct drv_context *drvc; - struct sr_usb_dev_inst *usb; - libusb_device **devlist, *dev; - struct libusb_device_descriptor des; - int device_count, ret, i; - - drvc = di->priv; - usb = sdi->conn; - - if (!(devc = sdi->priv)) { - sr_err("%s: sdi->priv was NULL", __func__); - return SR_ERR_ARG; - } - - device_count = libusb_get_device_list(drvc->sr_ctx->libusb_ctx, - &devlist); - if (device_count < 0) { - sr_err("Failed to retrieve device list."); - return SR_ERR; - } - - dev = NULL; - for (i = 0; i < device_count; i++) { - if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { - sr_err("Failed to get device descriptor: %s.", - libusb_error_name(ret)); - continue; - } - if (libusb_get_bus_number(devlist[i]) == usb->bus - && libusb_get_device_address(devlist[i]) == usb->address) { - dev = devlist[i]; - break; - } - } - if (!dev) { - sr_err("Device on bus %d address %d disappeared!", - usb->bus, usb->address); - return SR_ERR; - } - - if (!(ret = libusb_open(dev, &(usb->devhdl)))) { - sdi->status = SR_ST_ACTIVE; - sr_info("Opened device %d on %d.%d interface %d.", - sdi->index, usb->bus, usb->address, USB_INTERFACE); - } else { - sr_err("Failed to open device: %s.", libusb_error_name(ret)); - return SR_ERR; - } - - ret = libusb_set_configuration(usb->devhdl, USB_CONFIGURATION); - if (ret < 0) { - sr_err("Unable to set USB configuration %d: %s.", - USB_CONFIGURATION, libusb_error_name(ret)); - return SR_ERR; - } - - ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); - if (ret != 0) { - sr_err("Unable to claim interface: %s.", - libusb_error_name(ret)); - return SR_ERR; - } - - /* Set default configuration after power on. */ - if (analyzer_read_status(usb->devhdl) == 0) - analyzer_configure(usb->devhdl); - - analyzer_reset(usb->devhdl); - analyzer_initialize(usb->devhdl); - - //analyzer_set_memory_size(MEMORY_SIZE_512K); - // analyzer_set_freq(g_freq, g_freq_scale); - analyzer_set_trigger_count(1); - // analyzer_set_ramsize_trigger_address((((100 - g_pre_trigger) - // * get_memory_size(g_memory_size)) / 100) >> 2); - -#if 0 - if (g_double_mode == 1) - analyzer_set_compression(COMPRESSION_DOUBLE); - else if (g_compression == 1) - analyzer_set_compression(COMPRESSION_ENABLE); - else -#endif - analyzer_set_compression(COMPRESSION_NONE); - - if (devc->cur_samplerate == 0) { - /* Samplerate hasn't been set. Default to 1MHz. */ - analyzer_set_freq(1, FREQ_SCALE_MHZ); - devc->cur_samplerate = SR_MHZ(1); - } - - return SR_OK; -} - -static int hw_dev_close(struct sr_dev_inst *sdi) -{ - struct sr_usb_dev_inst *usb; - - usb = sdi->conn; - - if (!usb->devhdl) - return SR_ERR; - - sr_info("Closing device %d on %d.%d interface %d.", sdi->index, - usb->bus, usb->address, USB_INTERFACE); - libusb_release_interface(usb->devhdl, USB_INTERFACE); - libusb_reset_device(usb->devhdl); - libusb_close(usb->devhdl); - usb->devhdl = NULL; - sdi->status = SR_ST_INACTIVE; - - return SR_OK; -} - -static int hw_cleanup(void) -{ - struct drv_context *drvc; - - if (!(drvc = di->priv)) - return SR_OK; - - clear_instances(); - - return SR_OK; -} - -static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi) -{ - struct dev_context *devc; - - switch (id) { - case SR_CONF_SAMPLERATE: - if (sdi) { - devc = sdi->priv; - *data = g_variant_new_uint64(devc->cur_samplerate); - sr_spew("Returning samplerate: %" PRIu64 "Hz.", - devc->cur_samplerate); - } else - return SR_ERR; - break; - default: - return SR_ERR_NA; - } - - return SR_OK; -} - -static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi) -{ - struct dev_context *devc; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - - if (!(devc = sdi->priv)) { - sr_err("%s: sdi->priv was NULL", __func__); - return SR_ERR_ARG; - } - - switch (id) { - case SR_CONF_SAMPLERATE: - return zp_set_samplerate(devc, g_variant_get_uint64(data)); - case SR_CONF_LIMIT_SAMPLES: - return set_limit_samples(devc, g_variant_get_uint64(data)); - case SR_CONF_CAPTURE_RATIO: - return set_capture_ratio(devc, g_variant_get_uint64(data)); - default: - return SR_ERR_NA; - } - - return SR_OK; -} - -static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi) -{ - struct dev_context *devc; - GVariant *gvar; - GVariantBuilder gvb; - - switch (key) { - case SR_CONF_DEVICE_OPTIONS: - *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, - hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); - break; - case SR_CONF_SAMPLERATE: - devc = sdi->priv; - g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); - if (devc->prof->max_sampling_freq == 100) { - gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), - samplerates_100, ARRAY_SIZE(samplerates_100), - sizeof(uint64_t)); - } else if (devc->prof->max_sampling_freq == 200) { - gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), - samplerates_200, ARRAY_SIZE(samplerates_200), - sizeof(uint64_t)); - } else { - sr_err("Internal error: Unknown max. samplerate: %d.", - devc->prof->max_sampling_freq); - return SR_ERR_ARG; - } - g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); - *data = g_variant_builder_end(&gvb); - break; - case SR_CONF_TRIGGER_TYPE: - *data = g_variant_new_string(TRIGGER_TYPE); - break; - default: - return SR_ERR_NA; - } - - return SR_OK; -} - -static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, - void *cb_data) -{ - struct dev_context *devc; - struct sr_usb_dev_inst *usb; - struct sr_datafeed_packet packet; - struct sr_datafeed_logic logic; - //uint64_t samples_read; - int res; - unsigned int packet_num, n; - unsigned char *buf; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - - if (!(devc = sdi->priv)) { - sr_err("%s: sdi->priv was NULL", __func__); - return SR_ERR_ARG; - } - - if (configure_probes(sdi) != SR_OK) { - sr_err("Failed to configure probes."); - return SR_ERR; - } - - usb = sdi->conn; - - set_triggerbar(devc); - - /* Push configured settings to device. */ - analyzer_configure(usb->devhdl); - - analyzer_start(usb->devhdl); - sr_info("Waiting for data."); - analyzer_wait_data(usb->devhdl); - - sr_info("Stop address = 0x%x.", - analyzer_get_stop_address(usb->devhdl)); - sr_info("Now address = 0x%x.", - analyzer_get_now_address(usb->devhdl)); - sr_info("Trigger address = 0x%x.", - analyzer_get_trigger_address(usb->devhdl)); - - /* Send header packet to the session bus. */ - std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN); - - if (!(buf = g_try_malloc(PACKET_SIZE))) { - sr_err("Packet buffer malloc failed."); - return SR_ERR_MALLOC; - } - - //samples_read = 0; - analyzer_read_start(usb->devhdl); - /* Send the incoming transfer to the session bus. */ - n = get_memory_size(devc->memory_size); - if (devc->max_memory_size * 4 < n) - n = devc->max_memory_size * 4; - for (packet_num = 0; packet_num < n / PACKET_SIZE; packet_num++) { - res = analyzer_read_data(usb->devhdl, buf, PACKET_SIZE); - sr_info("Tried to read %d bytes, actually read %d bytes.", - PACKET_SIZE, res); - - packet.type = SR_DF_LOGIC; - packet.payload = &logic; - logic.length = PACKET_SIZE; - logic.unitsize = 4; - logic.data = buf; - sr_session_send(cb_data, &packet); - //samples_read += res / 4; - } - analyzer_read_stop(usb->devhdl); - g_free(buf); - - packet.type = SR_DF_END; - sr_session_send(cb_data, &packet); - - return SR_OK; -} - -/* TODO: This stops acquisition on ALL devices, ignoring dev_index. */ -static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) -{ - struct dev_context *devc; - struct sr_usb_dev_inst *usb; - struct sr_datafeed_packet packet; - - packet.type = SR_DF_END; - sr_session_send(cb_data, &packet); - - if (!(devc = sdi->priv)) { - sr_err("%s: sdi->priv was NULL", __func__); - return SR_ERR_BUG; - } - - usb = sdi->conn; - analyzer_reset(usb->devhdl); - /* TODO: Need to cancel and free any queued up transfers. */ - - return SR_OK; -} - -SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = { - .name = "zeroplus-logic-cube", - .longname = "ZEROPLUS Logic Cube LAP-C series", - .api_version = 1, - .init = hw_init, - .cleanup = hw_cleanup, - .scan = hw_scan, - .dev_list = hw_dev_list, - .dev_clear = hw_cleanup, - .config_get = config_get, - .config_set = config_set, - .config_list = config_list, - .dev_open = hw_dev_open, - .dev_close = hw_dev_close, - .dev_acquisition_start = hw_dev_acquisition_start, - .dev_acquisition_stop = hw_dev_acquisition_stop, - .priv = NULL, -};