+++ /dev/null
-/*
- * This file is part of the sigrok project.
- *
- * Copyright (C) 2011 Daniel Ribeiro <drwyrm@gmail.com>
- * Copyright (C) 2012 Renato Caldas <rmsc@fe.up.pt>
- *
- * 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 <http://www.gnu.org/licenses/>.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/time.h>
-#include <inttypes.h>
-#include <glib.h>
-#include <libudev.h>
-#include <arpa/inet.h>
-#include "libsigrok.h"
-#include "libsigrok-internal.h"
-#include "link-mso19.h"
-
-#define USB_VENDOR "3195"
-#define USB_PRODUCT "f190"
-
-#define NUM_PROBES 8
-
-static const int hwcaps[] = {
- SR_HWCAP_LOGIC_ANALYZER,
-// SR_HWCAP_OSCILLOSCOPE,
-// SR_HWCAP_PAT_GENERATOR,
-
- SR_HWCAP_SAMPLERATE,
-// SR_HWCAP_CAPTURE_RATIO,
- SR_HWCAP_LIMIT_SAMPLES,
- 0,
-};
-
-/*
- * Probes are numbered 0 to 7.
- *
- * See also: http://www.linkinstruments.com/images/mso19_1113.gif
- */
-static const char *probe_names[NUM_PROBES + 1] = {
- "0", "1", "2", "3", "4", "5", "6", "7",
- NULL,
-};
-
-static const uint64_t supported_samplerates[] = {
- SR_HZ(100),
- SR_HZ(200),
- SR_HZ(500),
- SR_KHZ(1),
- SR_KHZ(2),
- SR_KHZ(5),
- SR_KHZ(10),
- SR_KHZ(20),
- SR_KHZ(50),
- SR_KHZ(100),
- SR_KHZ(200),
- SR_KHZ(500),
- SR_MHZ(1),
- SR_MHZ(2),
- SR_MHZ(5),
- SR_MHZ(10),
- SR_MHZ(20),
- SR_MHZ(50),
- SR_MHZ(100),
- SR_MHZ(200),
- 0,
-};
-
-static const struct sr_samplerates samplerates = {
- 0,
- 0,
- 0,
- supported_samplerates,
-};
-
-static GSList *dev_insts = NULL;
-
-static int mso_send_control_message(struct sr_dev_inst *sdi,
- uint16_t payload[], int n)
-{
- int fd = sdi->serial->fd;
- int i, w, ret, s = n * 2 + sizeof(mso_head) + sizeof(mso_foot);
- char *p, *buf;
-
- ret = SR_ERR;
-
- if (fd < 0)
- goto ret;
-
- if (!(buf = g_try_malloc(s))) {
- sr_err("Failed to malloc message buffer.");
- ret = SR_ERR_MALLOC;
- goto ret;
- }
-
- p = buf;
- memcpy(p, mso_head, sizeof(mso_head));
- p += sizeof(mso_head);
-
- for (i = 0; i < n; i++) {
- *(uint16_t *) p = htons(payload[i]);
- p += 2;
- }
- memcpy(p, mso_foot, sizeof(mso_foot));
-
- w = 0;
- while (w < s) {
- ret = serial_write(fd, buf + w, s - w);
- if (ret < 0) {
- ret = SR_ERR;
- goto free;
- }
- w += ret;
- }
- ret = SR_OK;
-free:
- g_free(buf);
-ret:
- return ret;
-}
-
-static int mso_reset_adc(struct sr_dev_inst *sdi)
-{
- struct context *ctx = sdi->priv;
- uint16_t ops[2];
-
- ops[0] = mso_trans(REG_CTL1, (ctx->ctlbase1 | BIT_CTL1_RESETADC));
- ops[1] = mso_trans(REG_CTL1, ctx->ctlbase1);
- ctx->ctlbase1 |= BIT_CTL1_ADC_UNKNOWN4;
-
- sr_dbg("Requesting ADC reset.");
- return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
-}
-
-static int mso_reset_fsm(struct sr_dev_inst *sdi)
-{
- struct context *ctx = sdi->priv;
- uint16_t ops[1];
-
- ctx->ctlbase1 |= BIT_CTL1_RESETFSM;
- ops[0] = mso_trans(REG_CTL1, ctx->ctlbase1);
-
- sr_dbg("Requesting ADC reset.");
- return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
-}
-
-static int mso_toggle_led(struct sr_dev_inst *sdi, int state)
-{
- struct context *ctx = sdi->priv;
- uint16_t ops[1];
-
- ctx->ctlbase1 &= ~BIT_CTL1_LED;
- if (state)
- ctx->ctlbase1 |= BIT_CTL1_LED;
- ops[0] = mso_trans(REG_CTL1, ctx->ctlbase1);
-
- sr_dbg("Requesting LED toggle.");
- return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
-}
-
-static int mso_check_trigger(struct sr_dev_inst *sdi, uint8_t *info)
-{
- uint16_t ops[] = { mso_trans(REG_TRIGGER, 0) };
- char buf[1];
- int ret;
-
- sr_dbg("Requesting trigger state.");
- ret = mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
- if (info == NULL || ret != SR_OK)
- return ret;
-
- buf[0] = 0;
- if (serial_read(sdi->serial->fd, buf, 1) != 1) /* FIXME: Need timeout */
- ret = SR_ERR;
- *info = buf[0];
-
- sr_dbg("Trigger state is: 0x%x.", *info);
- return ret;
-}
-
-static int mso_read_buffer(struct sr_dev_inst *sdi)
-{
- uint16_t ops[] = { mso_trans(REG_BUFFER, 0) };
-
- sr_dbg("Requesting buffer dump.");
- return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
-}
-
-static int mso_arm(struct sr_dev_inst *sdi)
-{
- struct context *ctx = sdi->priv;
- uint16_t ops[] = {
- mso_trans(REG_CTL1, ctx->ctlbase1 | BIT_CTL1_RESETFSM),
- mso_trans(REG_CTL1, ctx->ctlbase1 | BIT_CTL1_ARM),
- mso_trans(REG_CTL1, ctx->ctlbase1),
- };
-
- sr_dbg("Requesting trigger arm.");
- return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
-}
-
-static int mso_force_capture(struct sr_dev_inst *sdi)
-{
- struct context *ctx = sdi->priv;
- uint16_t ops[] = {
- mso_trans(REG_CTL1, ctx->ctlbase1 | 8),
- mso_trans(REG_CTL1, ctx->ctlbase1),
- };
-
- sr_dbg("Requesting forced capture.");
- return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
-}
-
-static int mso_dac_out(struct sr_dev_inst *sdi, uint16_t val)
-{
- struct context *ctx = sdi->priv;
- uint16_t ops[] = {
- mso_trans(REG_DAC1, (val >> 8) & 0xff),
- mso_trans(REG_DAC2, val & 0xff),
- mso_trans(REG_CTL1, ctx->ctlbase1 | BIT_CTL1_RESETADC),
- };
-
- sr_dbg("Setting dac word to 0x%x.", val);
- return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
-}
-
-static int mso_clkrate_out(struct sr_dev_inst *sdi, uint16_t val)
-{
- uint16_t ops[] = {
- mso_trans(REG_CLKRATE1, (val >> 8) & 0xff),
- mso_trans(REG_CLKRATE2, val & 0xff),
- };
-
- sr_dbg("Setting clkrate word to 0x%x.", val);
- return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
-}
-
-static int mso_configure_rate(struct sr_dev_inst *sdi, uint32_t rate)
-{
- struct context *ctx = sdi->priv;
- unsigned int i;
- int ret = SR_ERR;
-
- for (i = 0; i < ARRAY_SIZE(rate_map); i++) {
- if (rate_map[i].rate == rate) {
- ctx->ctlbase2 = rate_map[i].slowmode;
- ret = mso_clkrate_out(sdi, rate_map[i].val);
- if (ret == SR_OK)
- ctx->cur_rate = rate;
- return ret;
- }
- }
- return ret;
-}
-
-static inline uint16_t mso_calc_raw_from_mv(struct context *ctx)
-{
- return (uint16_t) (0x200 -
- ((ctx->dso_trigger_voltage / ctx->dso_probe_attn) /
- ctx->vbit));
-}
-
-static int mso_configure_trigger(struct sr_dev_inst *sdi)
-{
- struct context *ctx = sdi->priv;
- uint16_t ops[16];
- uint16_t dso_trigger = mso_calc_raw_from_mv(ctx);
-
- dso_trigger &= 0x3ff;
- if ((!ctx->trigger_slope && ctx->trigger_chan == 1) ||
- (ctx->trigger_slope &&
- (ctx->trigger_chan == 0 ||
- ctx->trigger_chan == 2 ||
- ctx->trigger_chan == 3)))
- dso_trigger |= 0x400;
-
- switch (ctx->trigger_chan) {
- case 1:
- dso_trigger |= 0xe000;
- case 2:
- dso_trigger |= 0x4000;
- break;
- case 3:
- dso_trigger |= 0x2000;
- break;
- case 4:
- dso_trigger |= 0xa000;
- break;
- case 5:
- dso_trigger |= 0x8000;
- break;
- default:
- case 0:
- break;
- }
-
- switch (ctx->trigger_outsrc) {
- case 1:
- dso_trigger |= 0x800;
- break;
- case 2:
- dso_trigger |= 0x1000;
- break;
- case 3:
- dso_trigger |= 0x1800;
- break;
-
- }
-
- ops[0] = mso_trans(5, ctx->la_trigger);
- ops[1] = mso_trans(6, ctx->la_trigger_mask);
- ops[2] = mso_trans(3, dso_trigger & 0xff);
- ops[3] = mso_trans(4, (dso_trigger >> 8) & 0xff);
- ops[4] = mso_trans(11,
- ctx->dso_trigger_width / SR_HZ_TO_NS(ctx->cur_rate));
-
- /* Select the SPI/I2C trigger config bank */
- ops[5] = mso_trans(REG_CTL2, (ctx->ctlbase2 | BITS_CTL2_BANK(2)));
- /* Configure the SPI/I2C protocol trigger */
- ops[6] = mso_trans(REG_PT_WORD(0), ctx->protocol_trigger.word[0]);
- ops[7] = mso_trans(REG_PT_WORD(1), ctx->protocol_trigger.word[1]);
- ops[8] = mso_trans(REG_PT_WORD(2), ctx->protocol_trigger.word[2]);
- ops[9] = mso_trans(REG_PT_WORD(3), ctx->protocol_trigger.word[3]);
- ops[10] = mso_trans(REG_PT_MASK(0), ctx->protocol_trigger.mask[0]);
- ops[11] = mso_trans(REG_PT_MASK(1), ctx->protocol_trigger.mask[1]);
- ops[12] = mso_trans(REG_PT_MASK(2), ctx->protocol_trigger.mask[2]);
- ops[13] = mso_trans(REG_PT_MASK(3), ctx->protocol_trigger.mask[3]);
- ops[14] = mso_trans(REG_PT_SPIMODE, ctx->protocol_trigger.spimode);
- /* Select the default config bank */
- ops[15] = mso_trans(REG_CTL2, ctx->ctlbase2);
-
- return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
-}
-
-static int mso_configure_threshold_level(struct sr_dev_inst *sdi)
-{
- struct context *ctx = sdi->priv;
-
- return mso_dac_out(sdi, la_threshold_map[ctx->la_threshold]);
-}
-
-static int mso_parse_serial(const char *iSerial, const char *iProduct,
- struct context *ctx)
-{
- unsigned int u1, u2, u3, u4, u5, u6;
-
- iProduct = iProduct;
- /* FIXME: This code is in the original app, but I think its
- * used only for the GUI */
-/* if (strstr(iProduct, "REV_02") || strstr(iProduct, "REV_03"))
- ctx->num_sample_rates = 0x16;
- else
- ctx->num_sample_rates = 0x10; */
-
- /* parse iSerial */
- if (iSerial[0] != '4' || sscanf(iSerial, "%5u%3u%3u%1u%1u%6u",
- &u1, &u2, &u3, &u4, &u5, &u6) != 6)
- return SR_ERR;
- ctx->hwmodel = u4;
- ctx->hwrev = u5;
- ctx->serial = u6;
- ctx->vbit = u1 / 10000;
- if (ctx->vbit == 0)
- ctx->vbit = 4.19195;
- ctx->dac_offset = u2;
- if (ctx->dac_offset == 0)
- ctx->dac_offset = 0x1ff;
- ctx->offset_range = u3;
- if (ctx->offset_range == 0)
- ctx->offset_range = 0x17d;
-
- /*
- * FIXME: There is more code on the original software to handle
- * bigger iSerial strings, but as I can't test on my device
- * I will not implement it yet
- */
-
- return SR_OK;
-}
-
-static int hw_init(struct sr_context *sr_ctx)
-{
- /* Nothing to do. */
-
- return SR_OK;
-}
-
-static int hw_scan(void)
-{
- struct sr_dev_inst *sdi;
- int devcnt = 0;
- struct udev *udev;
- struct udev_enumerate *enumerate;
- struct udev_list_entry *devs, *dev_list_entry;
- struct context *ctx;
-
- /* It's easier to map usb<->serial using udev */
- /*
- * FIXME: On windows we can get the same information from the
- * registry, add an #ifdef here later
- */
- udev = udev_new();
- if (!udev) {
- sr_err("Failed to initialize udev.");
- goto ret;
- }
- enumerate = udev_enumerate_new(udev);
- udev_enumerate_add_match_subsystem(enumerate, "usb-serial");
- udev_enumerate_scan_devices(enumerate);
- devs = udev_enumerate_get_list_entry(enumerate);
- udev_list_entry_foreach(dev_list_entry, devs) {
- const char *syspath, *sysname, *idVendor, *idProduct,
- *iSerial, *iProduct;
- char path[32], manufacturer[32], product[32], hwrev[32];
- struct udev_device *dev, *parent;
- size_t s;
-
- syspath = udev_list_entry_get_name(dev_list_entry);
- dev = udev_device_new_from_syspath(udev, syspath);
- sysname = udev_device_get_sysname(dev);
- parent = udev_device_get_parent_with_subsystem_devtype(
- dev, "usb", "usb_device");
- if (!parent) {
- sr_err("Unable to find parent usb device for %s",
- sysname);
- continue;
- }
-
- idVendor = udev_device_get_sysattr_value(parent, "idVendor");
- idProduct = udev_device_get_sysattr_value(parent, "idProduct");
- if (strcmp(USB_VENDOR, idVendor)
- || strcmp(USB_PRODUCT, idProduct))
- continue;
-
- iSerial = udev_device_get_sysattr_value(parent, "serial");
- iProduct = udev_device_get_sysattr_value(parent, "product");
-
- snprintf(path, sizeof(path), "/dev/%s", sysname);
-
- s = strcspn(iProduct, " ");
- if (s > sizeof(product) ||
- strlen(iProduct) - s > sizeof(manufacturer)) {
- sr_err("Could not parse iProduct: %s.", iProduct);
- continue;
- }
- strncpy(product, iProduct, s);
- product[s] = 0;
- strcpy(manufacturer, iProduct + s);
-
- if (!(ctx = g_try_malloc0(sizeof(struct context)))) {
- sr_err("Context malloc failed.");
- continue; /* TODO: Errors handled correctly? */
- }
-
- if (mso_parse_serial(iSerial, iProduct, ctx) != SR_OK) {
- sr_err("Invalid iSerial: %s.", iSerial);
- goto err_free_ctx;
- }
- sprintf(hwrev, "r%d", ctx->hwrev);
-
- /* hardware initial state */
- ctx->ctlbase1 = 0;
- {
- /* Initialize the protocol trigger configuration */
- int i;
- for (i = 0; i < 4; i++) {
- ctx->protocol_trigger.word[i] = 0;
- ctx->protocol_trigger.mask[i] = 0xff;
- }
- ctx->protocol_trigger.spimode = 0;
- }
-
- sdi = sr_dev_inst_new(devcnt, SR_ST_INITIALIZING,
- manufacturer, product, hwrev);
- if (!sdi) {
- sr_err("Unable to create device instance for %s",
- sysname);
- goto err_free_ctx;
- }
-
- /* save a pointer to our private instance data */
- sdi->priv = ctx;
-
- sdi->serial = sr_serial_dev_inst_new(path, -1);
- if (!sdi->serial)
- goto err_dev_inst_free;
-
- dev_insts = g_slist_append(dev_insts, sdi);
- devcnt++;
- continue;
-
-err_dev_inst_free:
- sr_dev_inst_free(sdi);
-err_free_ctx:
- g_free(ctx);
- }
-
- udev_enumerate_unref(enumerate);
- udev_unref(udev);
-
-ret:
- return devcnt;
-}
-
-static int hw_cleanup(void)
-{
- GSList *l;
- struct sr_dev_inst *sdi;
- int ret;
-
- ret = SR_OK;
- /* Properly close all devices. */
- for (l = dev_insts; l; l = l->next) {
- if (!(sdi = l->data)) {
- /* Log error, but continue cleaning up the rest. */
- sr_err("%s: sdi was NULL, continuing", __func__);
- ret = SR_ERR_BUG;
- continue;
- }
- if (sdi->serial->fd != -1)
- serial_close(sdi->serial->fd);
- sr_dev_inst_free(sdi);
- }
- g_slist_free(dev_insts);
- dev_insts = NULL;
-
- return ret;
-}
-
-static int hw_dev_open(int dev_index)
-{
- struct sr_dev_inst *sdi;
- struct context *ctx;
- int ret = SR_ERR;
-
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
- return ret;
-
- ctx = sdi->priv;
- sdi->serial->fd = serial_open(sdi->serial->port, SERIAL_RDWR);
- if (sdi->serial->fd == -1)
- return ret;
-
- ret = serial_set_params(sdi->serial->fd, 460800, 8, 0, 1, 2);
- if (ret != SR_OK)
- return ret;
-
- sdi->status = SR_ST_ACTIVE;
-
- /* FIXME: discard serial buffer */
-
- mso_check_trigger(sdi, &ctx->trigger_state);
- sr_dbg("Trigger state: 0x%x.", ctx->trigger_state);
-
- ret = mso_reset_adc(sdi);
- if (ret != SR_OK)
- return ret;
-
- mso_check_trigger(sdi, &ctx->trigger_state);
- sr_dbg("Trigger state: 0x%x.", ctx->trigger_state);
-
-// ret = mso_reset_fsm(sdi);
-// if (ret != SR_OK)
-// return ret;
-
-// return SR_ERR;
- return SR_OK;
-}
-
-static int hw_dev_close(int dev_index)
-{
- struct sr_dev_inst *sdi;
-
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) {
- sr_err("%s: sdi was NULL", __func__);
- return SR_ERR_BUG;
- }
-
- /* TODO */
- if (sdi->serial->fd != -1) {
- serial_close(sdi->serial->fd);
- sdi->serial->fd = -1;
- sdi->status = SR_ST_INACTIVE;
- }
-
- return SR_OK;
-}
-
-static const void *hw_dev_info_get(int dev_index, int dev_info_id)
-{
- struct sr_dev_inst *sdi;
- struct context *ctx;
- const void *info = NULL;
-
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
- return NULL;
- ctx = sdi->priv;
-
- switch (dev_info_id) {
- case SR_DI_INST:
- info = sdi;
- break;
- case SR_DI_NUM_PROBES: /* FIXME: How to report analog probe? */
- info = GINT_TO_POINTER(NUM_PROBES);
- break;
- case SR_DI_PROBE_NAMES:
- info = probe_names;
- break;
- case SR_DI_SAMPLERATES:
- info = &samplerates;
- break;
- case SR_DI_TRIGGER_TYPES:
- info = "01"; /* FIXME */
- break;
- case SR_DI_CUR_SAMPLERATE:
- info = &ctx->cur_rate;
- break;
- }
- return info;
-}
-
-static int hw_dev_status_get(int dev_index)
-{
- struct sr_dev_inst *sdi;
-
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
- return SR_ST_NOT_FOUND;
-
- return sdi->status;
-}
-
-static const int *hw_hwcap_get_all(void)
-{
- return hwcaps;
-}
-
-static int hw_dev_config_set(int dev_index, int hwcap, const void *value)
-{
- struct sr_dev_inst *sdi;
-
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
- return SR_ERR;
-
- switch (hwcap) {
- case SR_HWCAP_SAMPLERATE:
- return mso_configure_rate(sdi, *(const uint64_t *) value);
- case SR_HWCAP_PROBECONFIG:
- case SR_HWCAP_LIMIT_SAMPLES:
- default:
- return SR_OK; /* FIXME */
- }
-}
-
-#define MSO_TRIGGER_UNKNOWN '!'
-#define MSO_TRIGGER_UNKNOWN1 '1'
-#define MSO_TRIGGER_UNKNOWN2 '2'
-#define MSO_TRIGGER_UNKNOWN3 '3'
-#define MSO_TRIGGER_WAIT '4'
-#define MSO_TRIGGER_FIRED '5'
-#define MSO_TRIGGER_DATAREADY '6'
-
-/* FIXME: Pass errors? */
-static int receive_data(int fd, int revents, void *cb_data)
-{
- struct sr_dev_inst *sdi = cb_data;
- struct context *ctx = sdi->priv;
- struct sr_datafeed_packet packet;
- struct sr_datafeed_logic logic;
- uint8_t in[1024], logic_out[1024];
- double analog_out[1024];
- size_t i, s;
-
- (void)revents;
-
- s = serial_read(fd, in, sizeof(in));
- if (s <= 0)
- return FALSE;
-
- /* No samples */
- if (ctx->trigger_state != MSO_TRIGGER_DATAREADY) {
- ctx->trigger_state = in[0];
- if (ctx->trigger_state == MSO_TRIGGER_DATAREADY) {
- mso_read_buffer(sdi);
- ctx->buffer_n = 0;
- } else {
- mso_check_trigger(sdi, NULL);
- }
- return FALSE;
- }
-
- /* the hardware always dumps 1024 samples, 24bits each */
- if (ctx->buffer_n < 3072) {
- memcpy(ctx->buffer + ctx->buffer_n, in, s);
- ctx->buffer_n += s;
- }
- if (ctx->buffer_n < 3072)
- return FALSE;
-
- /* do the conversion */
- for (i = 0; i < 1024; i++) {
- /* FIXME: Need to do conversion to mV */
- analog_out[i] = (ctx->buffer[i * 3] & 0x3f) |
- ((ctx->buffer[i * 3 + 1] & 0xf) << 6);
- logic_out[i] = ((ctx->buffer[i * 3 + 1] & 0x30) >> 4) |
- ((ctx->buffer[i * 3 + 2] & 0x3f) << 2);
- }
-
- packet.type = SR_DF_LOGIC;
- packet.payload = &logic;
- logic.length = 1024;
- logic.unitsize = 1;
- logic.data = logic_out;
- sr_session_send(ctx->session_dev_id, &packet);
-
- // Dont bother fixing this yet, keep it "old style"
- /*
- packet.type = SR_DF_ANALOG;
- packet.length = 1024;
- packet.unitsize = sizeof(double);
- packet.payload = analog_out;
- sr_session_send(ctx->session_dev_id, &packet);
- */
-
- packet.type = SR_DF_END;
- sr_session_send(ctx->session_dev_id, &packet);
-
- return TRUE;
-}
-
-static int hw_dev_acquisition_start(int dev_index, void *cb_data)
-{
- struct sr_dev_inst *sdi;
- struct context *ctx;
- struct sr_datafeed_packet packet;
- struct sr_datafeed_header header;
- int ret = SR_ERR;
-
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
- return ret;
- ctx = sdi->priv;
-
- /* FIXME: No need to do full reconfigure every time */
-// ret = mso_reset_fsm(sdi);
-// if (ret != SR_OK)
-// return ret;
-
- /* FIXME: ACDC Mode */
- ctx->ctlbase1 &= 0x7f;
-// ctx->ctlbase1 |= ctx->acdcmode;
-
- ret = mso_configure_rate(sdi, ctx->cur_rate);
- if (ret != SR_OK)
- return ret;
-
- /* set dac offset */
- ret = mso_dac_out(sdi, ctx->dac_offset);
- if (ret != SR_OK)
- return ret;
-
- ret = mso_configure_threshold_level(sdi);
- if (ret != SR_OK)
- return ret;
-
- ret = mso_configure_trigger(sdi);
- if (ret != SR_OK)
- return ret;
-
- /* FIXME: trigger_position */
-
-
- /* END of config hardware part */
-
- /* with trigger */
- ret = mso_arm(sdi);
- if (ret != SR_OK)
- return ret;
-
- /* without trigger */
-// ret = mso_force_capture(sdi);
-// if (ret != SR_OK)
-// return ret;
-
- mso_check_trigger(sdi, &ctx->trigger_state);
- ret = mso_check_trigger(sdi, NULL);
- if (ret != SR_OK)
- return ret;
-
- ctx->session_dev_id = cb_data;
- sr_source_add(sdi->serial->fd, G_IO_IN, -1, receive_data, sdi);
-
- packet.type = SR_DF_HEADER;
- packet.payload = (unsigned char *) &header;
- header.feed_version = 1;
- gettimeofday(&header.starttime, NULL);
- header.samplerate = ctx->cur_rate;
- // header.num_analog_probes = 1;
- header.num_logic_probes = 8;
- sr_session_send(ctx->session_dev_id, &packet);
-
- return ret;
-}
-
-/* TODO: This stops acquisition on ALL devices, ignoring dev_index. */
-static int hw_dev_acquisition_stop(int dev_index, void *cb_data)
-{
- struct sr_datafeed_packet packet;
-
- (void)dev_index;
-
- packet.type = SR_DF_END;
- sr_session_send(cb_data, &packet);
-
- return SR_OK;
-}
-
-SR_PRIV struct sr_dev_driver link_mso19_driver_info = {
- .name = "link-mso19",
- .longname = "Link Instruments MSO-19",
- .api_version = 1,
- .init = hw_init,
- .cleanup = hw_cleanup,
- .scan = hw_scan,
- .dev_open = hw_dev_open,
- .dev_close = hw_dev_close,
- .dev_info_get = hw_dev_info_get,
- .dev_status_get = hw_dev_status_get,
- .hwcap_get_all = hw_hwcap_get_all,
- .dev_config_set = hw_dev_config_set,
- .dev_acquisition_start = hw_dev_acquisition_start,
- .dev_acquisition_stop = hw_dev_acquisition_stop,
-};
+++ /dev/null
-/*
- * This file is part of the sigrok project.
- *
- * Copyright (C) 2011 Daniel Ribeiro <drwyrm@gmail.com>
- * Copyright (C) 2012 Renato Caldas <rmsc@fe.up.pt>
- *
- * 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 <http://www.gnu.org/licenses/>.
- */
-
-#ifndef LIBSIGROK_HARDWARE_LINK_MSO19_LINK_MSO19_H
-#define LIBSIGROK_HARDWARE_LINK_MSO19_LINK_MSO19_H
-
-/* Message logging helpers with driver-specific prefix string. */
-#define DRIVER_LOG_DOMAIN "mso-19: "
-#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args)
-#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args)
-
-/* Structure for the pattern generator state */
-struct mso_patgen {
- /* Pattern generator clock config */
- uint16_t clock;
- /* Buffer start address */
- uint16_t start;
- /* Buffer end address */
- uint16_t end;
- /* Pattern generator config */
- uint8_t config;
- /* Samples buffer */
- uint8_t buffer[1024];
- /* Input/output configuration for the samples buffer (?)*/
- uint8_t io[1024];
- /* Number of loops for the pattern generator */
- uint8_t loops;
- /* Bit enable mask for the I/O lines */
- uint8_t mask;
-};
-
-/* Data structure for the protocol trigger state */
-struct mso_prototrig {
- /* Word match buffer */
- uint8_t word[4];
- /* Masks for the wordmatch buffer */
- uint8_t mask[4];
- /* SPI mode 0, 1, 2, 3. Set to 0 for I2C */
- uint8_t spimode;
-};
-
-/* Private, per-device-instance driver context. */
-struct mso {
- /* info */
- uint8_t hwmodel;
- uint8_t hwrev;
- uint32_t serial;
-// uint8_t num_sample_rates;
- /* calibration */
- double vbit;
- uint16_t dac_offset;
- uint16_t offset_range;
- /* register cache */
- uint8_t ctlbase1;
- uint8_t ctlbase2;
- /* state */
- uint8_t la_threshold;
- uint64_t cur_rate;
- uint8_t dso_probe_attn;
- uint8_t trigger_chan;
- uint8_t trigger_slope;
- uint8_t trigger_outsrc;
- uint8_t trigger_state;
- uint8_t la_trigger;
- uint8_t la_trigger_mask;
- double dso_trigger_voltage;
- uint16_t dso_trigger_width;
- struct mso_prototrig protocol_trigger;
- void *session_dev_id;
- uint16_t buffer_n;
- char buffer[4096];
-};
-
-/* serial protocol */
-#define mso_trans(a, v) \
- (((v) & 0x3f) | (((v) & 0xc0) << 6) | (((a) & 0xf) << 8) | \
- ((~(v) & 0x20) << 1) | ((~(v) & 0x80) << 7))
-
-const char mso_head[] = { 0x40, 0x4c, 0x44, 0x53, 0x7e };
-const char mso_foot[] = { 0x7e };
-
-/* bank agnostic registers */
-#define REG_CTL2 15
-
-/* bank 0 registers */
-#define REG_BUFFER 1
-#define REG_TRIGGER 2
-#define REG_CLKRATE1 9
-#define REG_CLKRATE2 10
-#define REG_DAC1 12
-#define REG_DAC2 13
-/* possibly bank agnostic: */
-#define REG_CTL1 14
-
-/* bank 2 registers (SPI/I2C protocol trigger) */
-#define REG_PT_WORD(x) (x)
-#define REG_PT_MASK(x) (x+4)
-#define REG_PT_SPIMODE 8
-
-/* bits - REG_CTL1 */
-#define BIT_CTL1_RESETFSM (1 << 0)
-#define BIT_CTL1_ARM (1 << 1)
-#define BIT_CTL1_ADC_UNKNOWN4 (1 << 4) /* adc enable? */
-#define BIT_CTL1_RESETADC (1 << 6)
-#define BIT_CTL1_LED (1 << 7)
-
-/* bits - REG_CTL2 */
-#define BITS_CTL2_BANK(x) (x & 0x3)
-#define BIT_CTL2_SLOWMODE (1 << 5)
-
-struct rate_map {
- uint32_t rate;
- uint16_t val;
- uint8_t slowmode;
-};
-
-static struct rate_map rate_map[] = {
- { SR_MHZ(200), 0x0205, 0 },
- { SR_MHZ(100), 0x0105, 0 },
- { SR_MHZ(50), 0x0005, 0 },
- { SR_MHZ(20), 0x0303, 0 },
- { SR_MHZ(10), 0x0308, 0 },
- { SR_MHZ(5), 0x030c, 0 },
- { SR_MHZ(2), 0x0330, 0 },
- { SR_MHZ(1), 0x0362, 0 },
- { SR_KHZ(500), 0x03c6, 0 },
- { SR_KHZ(200), 0x07f2, 0 },
- { SR_KHZ(100), 0x0fe6, 0 },
- { SR_KHZ(50), 0x1fce, 0 },
- { SR_KHZ(20), 0x4f86, 0 },
- { SR_KHZ(10), 0x9f0e, 0 },
- { SR_KHZ(5), 0x03c7, 0x20 },
- { SR_KHZ(2), 0x07f3, 0x20 },
- { SR_KHZ(1), 0x0fe7, 0x20 },
- { 500, 0x1fcf, 0x20 },
- { 200, 0x4f87, 0x20 },
- { 100, 0x9f0f, 0x20 },
-};
-
-/* FIXME: Determine corresponding voltages */
-static uint16_t la_threshold_map[] = {
- 0x8600,
- 0x8770,
- 0x88ff,
- 0x8c70,
- 0x8eff,
- 0x8fff,
-};
-
-#endif
projects / libsigrok.git / commitdiff