/*
* This file is part of the sigrok project.
*
+ * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com>
* Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
*
* This program is free software: you can redistribute it and/or modify
#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
#include <inttypes.h>
-#include <glib.h>
#include <libusb.h>
#include "config.h"
#include "sigrok.h"
/*
* CWAV USBee AX
* EE Electronics ESLA201A
+ * ARMFLY AX-Pro
*/
{ 0x08a9, 0x0014, "CWAV", "USBee AX", NULL,
FIRMWARE_DIR "/fx2lafw-cwav-usbeeax.fw", 8 },
* Saleae Logic
* EE Electronics ESLA100
* Robomotic MiniLogic
+ * Robomotic BugLogic 3
*/
{ 0x0925, 0x3881, "Saleae", "Logic", NULL,
FIRMWARE_DIR "/fx2lafw-saleae-logic.fw", 8 },
+ /*
+ * Default Cypress FX2 without EEPROM, e.g.:
+ * Lcsoft Mini Board
+ * Braintechnology USB Interface V2.x
+ */
+ { 0x04B4, 0x8613, "Cypress", "FX2", NULL,
+ FIRMWARE_DIR "/fx2lafw-cypress-fx2.fw", 8 },
+
+ /*
+ * Braintechnology USB-LPS
+ */
+ { 0x16d0, 0x0498, "Braintechnology", "USB-LPS", NULL,
+ FIRMWARE_DIR "/fx2lafw-braintechnology-usb-lps.fw", 8 },
+
{ 0, 0, 0, 0, 0, 0, 0 }
};
-static int hwcaps[] = {
+static const int hwcaps[] = {
SR_HWCAP_LOGIC_ANALYZER,
SR_HWCAP_SAMPLERATE,
NULL,
};
-static uint64_t supported_samplerates[] = {
+static const uint64_t supported_samplerates[] = {
+ SR_KHZ(20),
+ SR_KHZ(25),
+ SR_KHZ(50),
+ SR_KHZ(100),
+ SR_KHZ(200),
+ SR_KHZ(250),
+ SR_KHZ(500),
SR_MHZ(1),
SR_MHZ(2),
SR_MHZ(3),
SR_MHZ(12),
SR_MHZ(16),
SR_MHZ(24),
+ 0,
};
-static struct sr_samplerates samplerates = {
+static const struct sr_samplerates samplerates = {
0,
0,
0,
static GSList *dev_insts = NULL;
static libusb_context *usb_context = NULL;
-static int hw_dev_config_set(int dev_index, int hwcap, void *value);
+static int hw_dev_config_set(int dev_index, int hwcap, const void *value);
static int hw_dev_acquisition_stop(int dev_index, void *cb_data);
/**
static gboolean check_conf_profile(libusb_device *dev)
{
struct libusb_device_descriptor des;
- struct libusb_config_descriptor *conf_dsc = NULL;
- const struct libusb_interface_descriptor *intf_dsc;
- gboolean ret = FALSE;
+ struct libusb_device_handle *hdl;
+ gboolean ret;
+ unsigned char strdesc[64];
+ hdl = NULL;
+ ret = FALSE;
while (!ret) {
/* Assume the FW has not been loaded, unless proven wrong. */
- ret = FALSE;
-
if (libusb_get_device_descriptor(dev, &des) != 0)
break;
- /* Need exactly 1 configuration. */
- if (des.bNumConfigurations != 1)
- break;
-
- if (libusb_get_config_descriptor(dev, 0, &conf_dsc) != 0)
+ if (libusb_open(dev, &hdl) != 0)
break;
- /* Need exactly 1 interface. */
- if (conf_dsc->bNumInterfaces != 1)
+ if (libusb_get_string_descriptor_ascii(hdl,
+ des.iManufacturer, strdesc, sizeof(strdesc)) < 0)
break;
-
- /* Need just one alternate setting. */
- if (conf_dsc->interface[0].num_altsetting != 1)
+ if (strncmp((const char *)strdesc, "sigrok", 6))
break;
- /* Need exactly 2 endpoints. */
- intf_dsc = &(conf_dsc->interface[0].altsetting[0]);
- if (intf_dsc->bNumEndpoints != 2)
+ if (libusb_get_string_descriptor_ascii(hdl,
+ des.iProduct, strdesc, sizeof(strdesc)) < 0)
break;
-
- /* The first endpoint should be 2 (inbound). */
- if ((intf_dsc->endpoint[0].bEndpointAddress & 0x8f) !=
- (2 | LIBUSB_ENDPOINT_IN))
+ if (strncmp((const char *)strdesc, "fx2lafw", 7))
break;
/* If we made it here, it must be an fx2lafw. */
ret = TRUE;
}
-
- if (conf_dsc)
- libusb_free_config_descriptor(conf_dsc);
+ if (hdl)
+ libusb_close(hdl);
return ret;
}
struct context *ctx;
struct version_info vi;
int ret, skip, i;
+ uint8_t revid;
if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
return SR_ERR;
break;
}
- if((ret = command_get_fw_version(ctx->usb->devhdl, &vi)) != SR_OK) {
+ ret = command_get_fw_version(ctx->usb->devhdl, &vi);
+ if (ret != SR_OK) {
sr_err("fx2lafw: Failed to retrieve "
- "firmware version information");
+ "firmware version information.");
+ break;
+ }
+
+ ret = command_get_revid_version(ctx->usb->devhdl, &revid);
+ if (ret != SR_OK) {
+ sr_err("fx2lafw: Failed to retrieve REVID.");
break;
}
- if(vi.major != FX2LAFW_VERSION_MAJOR ||
- vi.minor != FX2LAFW_VERSION_MINOR) {
- sr_err("fx2lafw: Expected firmware version %d.%02d "
- "got %d.%02d", FX2LAFW_VERSION_MAJOR,
- FX2LAFW_VERSION_MINOR, vi.major, vi.minor);
+ /*
+ * Changes in major version mean incompatible/API changes, so
+ * bail out if we encounter an incompatible version.
+ * Different minor versions are OK, they should be compatible.
+ */
+ if (vi.major != FX2LAFW_REQUIRED_VERSION_MAJOR) {
+ sr_err("fx2lafw: Expected firmware version %d.x, "
+ "got %d.%d.", FX2LAFW_REQUIRED_VERSION_MAJOR,
+ vi.major, vi.minor);
break;
}
sdi->status = SR_ST_ACTIVE;
sr_info("fx2lafw: Opened device %d on %d.%d "
- "interface %d, firmware version %d.%02d",
+ "interface %d, firmware %d.%d, REVID %d.",
sdi->index, ctx->usb->bus, ctx->usb->address,
- USB_INTERFACE, vi.major, vi.minor);
+ USB_INTERFACE, vi.major, vi.minor, revid);
break;
}
return 0;
}
- /* Find all fx2lafw compatible devices and upload firware to them. */
+ /* Find all fx2lafw compatible devices and upload firmware to them. */
libusb_get_device_list(usb_context, &devlist);
for (i = 0; devlist[i]; i++) {
if (ezusb_upload_firmware(devlist[i], USB_CONFIGURATION,
prof->firmware) == SR_OK)
/* Remember when the firmware on this device was updated */
- g_get_current_time(&ctx->fw_updated);
+ ctx->fw_updated = g_get_monotonic_time();
else
sr_err("fx2lafw: Firmware upload failed for "
"device %d.", devcnt);
static int hw_dev_open(int dev_index)
{
- GTimeVal cur_time;
struct sr_dev_inst *sdi;
struct context *ctx;
- int timediff, ret;
+ int ret;
+ int64_t timediff_us, timediff_ms;
if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
return SR_ERR;
ctx = sdi->priv;
/*
- * if the firmware was recently uploaded, wait up to MAX_RENUM_DELAY ms
- * for the FX2 to renumerate
+ * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS
+ * milliseconds for the FX2 to renumerate.
*/
ret = 0;
- if (GTV_TO_MSEC(ctx->fw_updated) > 0) {
+
+ if (ctx->fw_updated > 0) {
sr_info("fx2lafw: Waiting for device to reset.");
/* takes at least 300ms for the FX2 to be gone from the USB bus */
g_usleep(300 * 1000);
- timediff = 0;
- while (timediff < MAX_RENUM_DELAY) {
+ timediff_ms = 0;
+ while (timediff_ms < MAX_RENUM_DELAY_MS) {
if ((ret = fx2lafw_dev_open(dev_index)) == SR_OK)
break;
g_usleep(100 * 1000);
- g_get_current_time(&cur_time);
- timediff = GTV_TO_MSEC(cur_time) - GTV_TO_MSEC(ctx->fw_updated);
+
+ timediff_us = g_get_monotonic_time() - ctx->fw_updated;
+ timediff_ms = timediff_us / G_USEC_PER_SEC;
+ sr_spew("fx2lafw: timediff: %" PRIi64 " us.",
+ timediff_us);
}
- sr_info("fx2lafw: Device came back after %d ms.", timediff);
+ sr_info("fx2lafw: Device came back after %d ms.", timediff_ms);
} else {
ret = fx2lafw_dev_open(dev_index);
}
return ret;
}
-static void *hw_dev_info_get(int dev_index, int dev_info_id)
+static const void *hw_dev_info_get(int dev_index, int dev_info_id)
{
struct sr_dev_inst *sdi;
struct context *ctx;
return sdi->status;
}
-static int *hw_hwcap_get_all(void)
+static const int *hw_hwcap_get_all(void)
{
return hwcaps;
}
-static int hw_dev_config_set(int dev_index, int hwcap, void *value)
+static int hw_dev_config_set(int dev_index, int hwcap, const void *value)
{
struct sr_dev_inst *sdi;
struct context *ctx;
ctx = sdi->priv;
if (hwcap == SR_HWCAP_SAMPLERATE) {
- ctx->cur_samplerate = *(uint64_t *)value;
+ ctx->cur_samplerate = *(const uint64_t *)value;
ret = SR_OK;
} else if (hwcap == SR_HWCAP_PROBECONFIG) {
ret = configure_probes(ctx, (GSList *) value);
} else if (hwcap == SR_HWCAP_LIMIT_SAMPLES) {
- ctx->limit_samples = *(uint64_t *)value;
+ ctx->limit_samples = *(const uint64_t *)value;
ret = SR_OK;
} else {
ret = SR_ERR;
struct sr_dev_inst *sdi;
struct sr_datafeed_packet *packet;
struct sr_datafeed_header *header;
+ struct sr_datafeed_meta_logic meta;
struct context *ctx;
struct libusb_transfer *transfer;
const struct libusb_pollfd **lupfd;
packet->payload = header;
header->feed_version = 1;
gettimeofday(&header->starttime, NULL);
- header->samplerate = ctx->cur_samplerate;
- header->num_logic_probes = ctx->profile->num_probes;
sr_session_send(cb_data, packet);
+
+ /* Send metadata about the SR_DF_LOGIC packets to come. */
+ packet->type = SR_DF_META_LOGIC;
+ packet->payload = &meta;
+ meta.samplerate = ctx->cur_samplerate;
+ meta.num_probes = ctx->profile->num_probes;
+ sr_session_send(cb_data, packet);
+
g_free(header);
g_free(packet);