From: Daniel Ribeiro Date: Mon, 10 Jan 2011 17:15:51 +0000 (-0200) Subject: Add incomplete mso-19 plugin X-Git-Tag: libsigrok-0.1.0~454 X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=01cf8814949f4786da4a1be79a74030a691be152;p=libsigrok.git Add incomplete mso-19 plugin * Both Analog and Logic capture works. * Analog values are raw ADC, still useless. * Triggers aren't implemented. * Pattern Generator not implemented. * Everything is broken. :) --- diff --git a/hardware/Makefile.am b/hardware/Makefile.am index 1f559ba0..3b805e1e 100644 --- a/hardware/Makefile.am +++ b/hardware/Makefile.am @@ -21,6 +21,7 @@ SUBDIRS = \ asix-sigma \ common \ demo \ + link-mso19 \ openbench-logic-sniffer \ saleae-logic \ zeroplus-logic-cube @@ -37,6 +38,10 @@ if LA_ASIX_SIGMA libsigrokhardware_la_LIBADD += asix-sigma/libsigrokhwasixsigma.la endif +if LA_LINK_MSO19 +libsigrokhardware_la_LIBADD += link-mso19/libsigrokhwlinkmso19.la +endif + if LA_OLS libsigrokhardware_la_LIBADD += openbench-logic-sniffer/libsigrokhwols.la endif diff --git a/hardware/link-mso19/Makefile.am b/hardware/link-mso19/Makefile.am new file mode 100644 index 00000000..4745f6e7 --- /dev/null +++ b/hardware/link-mso19/Makefile.am @@ -0,0 +1,32 @@ +## +## This file is part of the sigrok project. +## +## Copyright (C) 2011 Uwe Hermann +## +## 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 . +## + +if LA_LINK_MSO19 + +# Local lib, this is NOT meant to be installed! +noinst_LTLIBRARIES = libsigrokhwlinkmso19.la + +libsigrokhwlinkmso19_la_SOURCES = \ + link-mso19.c + +libsigrokhwlinkmso19_la_CFLAGS = \ + -I$(top_srcdir)/libsigrok + +endif + diff --git a/hardware/link-mso19/link-mso19.c b/hardware/link-mso19/link-mso19.c new file mode 100644 index 00000000..308fb50e --- /dev/null +++ b/hardware/link-mso19/link-mso19.c @@ -0,0 +1,758 @@ +/* + * This file is part of the sigrok project. + * + * Copyright (C) 2011 Daniel Ribeiro + * + * 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. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "config.h" +#include "link-mso19.h" + +#define USB_VENDOR "3195" +#define USB_PRODUCT "f190" + +static int capabilities[] = { + HWCAP_LOGIC_ANALYZER, +// HWCAP_OSCILLOSCOPE, +// HWCAP_PAT_GENERATOR, + + HWCAP_SAMPLERATE, +// HWCAP_CAPTURE_RATIO, + HWCAP_LIMIT_SAMPLES, + 0, +}; + +static uint64_t supported_samplerates[] = { + 100, 200, 500, KHZ(1), KHZ(2), KHZ(5), KHZ(10), KHZ(20), + KHZ(50), KHZ(100), KHZ(200), KHZ(500), MHZ(1), MHZ(2), MHZ(5), + MHZ(10), MHZ(20), MHZ(50), MHZ(100), MHZ(200), 0 +}; + +static struct samplerates samplerates = { + 100, MHZ(200), 0, supported_samplerates, +}; + +static GSList *device_instances = NULL; + +static int mso_send_control_message(struct sigrok_device_instance *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; + + if (fd < 0) + goto ret; + + buf = malloc(s); + if (!buf) + 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 = write(fd, buf + w, s - w); + if (ret < 0) { + ret = SIGROK_ERR; + goto free; + } + w += ret; + } + ret = SIGROK_OK; +free: + free(buf); +ret: + return ret; +} + +static int mso_reset_adc(struct sigrok_device_instance *sdi) +{ + struct mso *mso = sdi->priv; + uint16_t ops[2]; + + ops[0] = mso_trans(REG_CTL, (mso->ctlbase | BIT_CTL_RESETADC)); + ops[1] = mso_trans(REG_CTL, mso->ctlbase); + mso->ctlbase |= BIT_CTL_ADC_UNKNOWN4; + + return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops)); +} + +static int mso_reset_fsm(struct sigrok_device_instance *sdi) +{ + struct mso *mso = sdi->priv; + uint16_t ops[1]; + + mso->ctlbase |= BIT_CTL_RESETFSM; + ops[0] = mso_trans(REG_CTL, mso->ctlbase); + + return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops)); +} + +static int mso_toggle_led(struct sigrok_device_instance *sdi, int state) +{ + struct mso *mso = sdi->priv; + uint16_t ops[1]; + + mso->ctlbase &= BIT_CTL_LED; + if (state) + mso->ctlbase |= BIT_CTL_LED; + ops[0] = mso_trans(REG_CTL, mso->ctlbase); + + return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops)); +} + +static int mso_check_trigger(struct sigrok_device_instance *sdi, + uint8_t *info) +{ + uint16_t ops[] = { mso_trans(REG_TRIGGER, 0) }; + char buf[1]; + int ret; + + ret = mso_send_control_message(sdi, ARRAY_AND_SIZE(ops)); + if (info == NULL || ret != SIGROK_OK) + return ret; + + buf[0] = 0; + if (read(sdi->serial->fd, buf, 1) != 1) /* FIXME: Need timeout */ + ret = SIGROK_ERR; + *info = buf[0]; + + return ret; +} + +static int mso_read_buffer(struct sigrok_device_instance *sdi) +{ + uint16_t ops[] = { mso_trans(REG_BUFFER, 0) }; + + return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops)); +} + +static int mso_arm(struct sigrok_device_instance *sdi) +{ + struct mso *mso = sdi->priv; + uint16_t ops[] = { + mso_trans(REG_CTL, mso->ctlbase | BIT_CTL_RESETFSM), + mso_trans(REG_CTL, mso->ctlbase | BIT_CTL_ARM), + mso_trans(REG_CTL, mso->ctlbase), + }; + + return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops)); +} + +static int mso_force_capture(struct sigrok_device_instance *sdi) +{ + struct mso *mso = sdi->priv; + uint16_t ops[] = { + mso_trans(REG_CTL, mso->ctlbase | 8), + mso_trans(REG_CTL, mso->ctlbase), + }; + + return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops)); +} + +static int mso_dac_out(struct sigrok_device_instance *sdi, uint16_t val) +{ + struct mso *mso = sdi->priv; + uint16_t ops[] = { + mso_trans(REG_DAC1, (val >> 8) & 0xff), + mso_trans(REG_DAC2, val & 0xff), + mso_trans(REG_CTL, mso->ctlbase | BIT_CTL_RESETADC), + }; + + return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops)); +} + +static int mso_clkrate_out(struct sigrok_device_instance *sdi, uint16_t val) +{ + uint16_t ops[] = { + mso_trans(REG_CLKRATE1, (val >> 8) & 0xff), + mso_trans(REG_CLKRATE2, val & 0xff), + }; + + return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops)); +} + +static int mso_configure_rate(struct sigrok_device_instance *sdi, + uint32_t rate) +{ + struct mso *mso = sdi->priv; + unsigned int i; + int ret = SIGROK_ERR; + + for (i = 0; i < ARRAY_SIZE(rate_map); i++) { + if (rate_map[i].rate == rate) { + mso->slowmode = rate_map[i].slowmode; + ret = mso_clkrate_out(sdi, rate_map[i].val); + if (ret == SIGROK_OK) + mso->cur_rate = rate; + return ret; + } + } + return ret; +} + + +static inline uint16_t mso_calc_raw_from_mv(struct mso *mso) +{ + return (uint16_t) (0x200 - + ((mso->dso_trigger_voltage / mso->dso_probe_attn) / + mso->vbit)); +} + +static int mso_configure_trigger(struct sigrok_device_instance *sdi) +{ + struct mso *mso = sdi->priv; + uint16_t ops[16]; + uint16_t dso_trigger = mso_calc_raw_from_mv(mso); + + dso_trigger &= 0x3ff; + if ((!mso->trigger_slope && mso->trigger_chan == 1) || + (mso->trigger_slope && + (mso->trigger_chan == 0 || + mso->trigger_chan == 2 || + mso->trigger_chan == 3))) + dso_trigger |= 0x400; + + switch (mso->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 (mso->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, mso->la_trigger); + ops[1] = mso_trans(6, mso->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, + mso->dso_trigger_width / HZ_TO_NS(mso->cur_rate)); + ops[5] = mso_trans(15, (2 | mso->slowmode)); + + /* FIXME SPI/I2C Triggers */ + ops[6] = mso_trans(0, 0); + ops[7] = mso_trans(1, 0); + ops[8] = mso_trans(2, 0); + ops[9] = mso_trans(3, 0); + ops[10] = mso_trans(4, 0xff); + ops[11] = mso_trans(5, 0xff); + ops[12] = mso_trans(6, 0xff); + ops[13] = mso_trans(7, 0xff); + ops[14] = mso_trans(8, mso->trigger_spimode); + ops[15] = mso_trans(15, mso->slowmode); + + return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops)); +} + +static int mso_configure_threshold_level(struct sigrok_device_instance *sdi) +{ + struct mso *mso = sdi->priv; + + return mso_dac_out(sdi, la_threshold_map[mso->la_threshold]); +} + +static int mso_parse_serial(const char *iSerial, const char *iProduct, + struct mso *mso) +{ + 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")) + mso->num_sample_rates = 0x16; + else + mso->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 SIGROK_ERR; + mso->hwmodel = u4; + mso->hwrev = u5; + mso->serial = u6; + mso->vbit = u1 / 10000; + if (mso->vbit == 0) + mso->vbit = 4.19195; + mso->dac_offset = u2; + if (mso->dac_offset == 0) + mso->dac_offset = 0x1ff; + mso->offset_range = u3; + if (mso->offset_range == 0) + mso->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 SIGROK_OK; +} + +static int hw_init(char *deviceinfo) +{ + struct sigrok_device_instance *sdi; + int devcnt = 0; + struct udev *udev; + struct udev_enumerate *enumerate; + struct udev_list_entry *devices, *dev_list_entry; + struct mso *mso; + + deviceinfo = deviceinfo; + + /* 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) { + g_warning("Failed to initialize udev."); + goto ret; + } + enumerate = udev_enumerate_new(udev); + udev_enumerate_add_match_subsystem(enumerate, "usb-serial"); + udev_enumerate_scan_devices(enumerate); + devices = udev_enumerate_get_list_entry(enumerate); + udev_list_entry_foreach(dev_list_entry, devices) { + 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) { + g_warning("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)) { + g_warning("Could not parse iProduct: %s", iProduct); + continue; + } + strncpy(product, iProduct, s); + product[s] = 0; + strcpy(manufacturer, iProduct + s); + sprintf(hwrev, "r%d", mso->hwrev); + + mso = malloc(sizeof(struct mso)); + if (!mso) + continue; + memset(mso, 0, sizeof(struct mso)); + + if (mso_parse_serial(iSerial, iProduct, mso) != SIGROK_OK) { + g_warning("Invalid iSerial: %s", iSerial); + goto err_free_mso; + } + /* hardware initial state */ + mso->ctlbase = 0; + + sdi = sigrok_device_instance_new(devcnt, ST_INITIALIZING, + manufacturer, product, hwrev); + if (!sdi) { + g_warning("Unable to create device instance for %s", + sysname); + goto err_free_mso; + } + + /* save a pointer to our private instance data */ + sdi->priv = mso; + + sdi->serial = serial_device_instance_new(path, -1); + if (!sdi->serial) + goto err_device_instance_free; + + device_instances = g_slist_append(device_instances, sdi); + devcnt++; + continue; + +err_device_instance_free: + sigrok_device_instance_free(sdi); +err_free_mso: + free(mso); + } + + udev_enumerate_unref(enumerate); + udev_unref(udev); + +ret: + return devcnt; +} + +static void hw_cleanup(void) +{ + GSList *l; + struct sigrok_device_instance *sdi; + + /* Properly close all devices. */ + for (l = device_instances; l; l = l->next) { + sdi = l->data; + if (sdi->serial->fd != -1) + serial_close(sdi->serial->fd); + if (sdi->priv != NULL) + free(sdi->priv); + sigrok_device_instance_free(sdi); + } + g_slist_free(device_instances); + device_instances = NULL; +} + +static int hw_opendev(int device_index) +{ + struct sigrok_device_instance *sdi; + struct mso *mso; + int ret = SIGROK_ERR; + + if (!(sdi = get_sigrok_device_instance(device_instances, device_index))) + return ret; + + mso = sdi->priv; + sdi->serial->fd = serial_open(sdi->serial->port, O_RDWR); + if (sdi->serial->fd == -1) + return ret; + + ret = serial_set_params(sdi->serial->fd, 460800, 8, 0, 1, 2); + if (ret != SIGROK_OK) + return ret; + + sdi->status = ST_ACTIVE; + + /* FIXME: discard serial buffer */ + + mso_check_trigger(sdi, &mso->trigger_state); +// g_warning("trigger state: %c", mso->trigger_state); + + ret = mso_reset_adc(sdi); + if (ret != SIGROK_OK) + return ret; + + mso_check_trigger(sdi, &mso->trigger_state); +// g_warning("trigger state: %c", mso->trigger_state); + +// ret = mso_reset_fsm(sdi); +// if (ret != SIGROK_OK) +// return ret; + +// return SIGROK_ERR; + return SIGROK_OK; +} + +static void hw_closedev(int device_index) +{ + struct sigrok_device_instance *sdi; + + if (!(sdi = get_sigrok_device_instance(device_instances, device_index))) + return; + + if (sdi->serial->fd != -1) { + serial_close(sdi->serial->fd); + sdi->serial->fd = -1; + sdi->status = ST_INACTIVE; + } +} + +static void *hw_get_device_info(int device_index, int device_info_id) +{ + struct sigrok_device_instance *sdi; + struct mso *mso; + void *info = NULL; + + if (!(sdi = get_sigrok_device_instance(device_instances, device_index))) + return NULL; + mso = sdi->priv; + + switch (device_info_id) { + case DI_INSTANCE: + info = sdi; + break; + case DI_NUM_PROBES: /* FIXME: How to report analog probe? */ + info = GINT_TO_POINTER(8); + break; + case DI_SAMPLERATES: + info = &samplerates; + break; + case DI_TRIGGER_TYPES: + info = "01"; /* FIXME */ + break; + case DI_CUR_SAMPLERATE: + info = &mso->cur_rate; + break; + } + return info; +} + +static int hw_get_status(int device_index) +{ + struct sigrok_device_instance *sdi; + + if (!(sdi = get_sigrok_device_instance(device_instances, device_index))) + return ST_NOT_FOUND; + + return sdi->status; +} + +static int *hw_get_capabilities(void) +{ + return capabilities; +} + +static int hw_set_configuration(int device_index, int capability, void *value) +{ + struct sigrok_device_instance *sdi; + + if (!(sdi = get_sigrok_device_instance(device_instances, device_index))) + return SIGROK_ERR; + + switch (capability) { + case HWCAP_SAMPLERATE: + return mso_configure_rate(sdi, *(uint64_t *) value); + case HWCAP_PROBECONFIG: + case HWCAP_LIMIT_SAMPLES: + default: + return SIGROK_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 *user_data) +{ + struct sigrok_device_instance *sdi = user_data; + struct mso *mso = sdi->priv; + struct datafeed_packet packet; + uint8_t in[1024], logic_out[1024]; + double analog_out[1024]; + size_t i, s; + + revents = revents; + + s = read(fd, in, sizeof(in)); + if (s <= 0) + return FALSE; + + /* No samples */ + if (mso->trigger_state != MSO_TRIGGER_DATAREADY) { + mso->trigger_state = in[0]; + if (mso->trigger_state == MSO_TRIGGER_DATAREADY) { + mso_read_buffer(sdi); + mso->buffer_n = 0; + } else { + mso_check_trigger(sdi, NULL); + } + return FALSE; + } + + /* the hardware always dumps 1024 samples, 24bits each */ + if (mso->buffer_n < 3072) { + memcpy(mso->buffer + mso->buffer_n, in, s); + mso->buffer_n += s; + } + if (mso->buffer_n < 3072) + return FALSE; + + /* do the conversion */ + for (i = 0; i < 1024; i++) { + /* FIXME: Need to do conversion to mV */ + analog_out[i] = (mso->buffer[i * 3] & 0x3f) | + ((mso->buffer[i * 3 + 1] & 0xf) << 6); + logic_out[i] = ((mso->buffer[i * 3 + 1] & 0x30) >> 4) | + ((mso->buffer[i * 3 + 2] & 0x3f) << 2); + } + + packet.type = DF_LOGIC; + packet.length = 1024; + packet.unitsize = 1; + packet.payload = logic_out; + session_bus(mso->session_id, &packet); + + + packet.type = DF_ANALOG; + packet.length = 1024; + packet.unitsize = sizeof(double); + packet.payload = analog_out; + session_bus(mso->session_id, &packet); + + packet.type = DF_END; + session_bus(mso->session_id, &packet); + + return TRUE; +} + +static int hw_start_acquisition(int device_index, gpointer session_device_id) +{ + struct sigrok_device_instance *sdi; + struct mso *mso; + struct datafeed_packet packet; + struct datafeed_header header; + int ret = SIGROK_ERR; + + if (!(sdi = get_sigrok_device_instance(device_instances, device_index))) + return ret; + mso = sdi->priv; + + /* FIXME: No need to do full reconfigure every time */ +// ret = mso_reset_fsm(sdi); +// if (ret != SIGROK_OK) +// return ret; + + /* FIXME: ACDC Mode */ + mso->ctlbase &= 0x7f; +// mso->ctlbase |= mso->acdcmode; + + ret = mso_configure_rate(sdi, mso->cur_rate); + if (ret != SIGROK_OK) + return ret; + + /* set dac offset */ + ret = mso_dac_out(sdi, mso->dac_offset); + if (ret != SIGROK_OK) + return ret; + + ret = mso_configure_threshold_level(sdi); + if (ret != SIGROK_OK) + return ret; + + ret = mso_configure_trigger(sdi); + if (ret != SIGROK_OK) + return ret; + + /* FIXME: trigger_position */ + + + /* END of config hardware part */ + + /* with trigger */ + ret = mso_arm(sdi); + if (ret != SIGROK_OK) + return ret; + + /* without trigger */ +// ret = mso_force_capture(sdi); +// if (ret != SIGROK_OK) +// return ret; + + mso_check_trigger(sdi, &mso->trigger_state); + ret = mso_check_trigger(sdi, NULL); + if (ret != SIGROK_OK) + return ret; + + mso->session_id = session_device_id; + source_add(sdi->serial->fd, G_IO_IN, -1, receive_data, sdi); + + packet.type = DF_HEADER; + packet.length = sizeof(struct datafeed_header); + packet.payload = (unsigned char *) &header; + header.feed_version = 1; + gettimeofday(&header.starttime, NULL); + header.samplerate = mso->cur_rate; + header.num_analog_probes = 1; + header.num_logic_probes = 8; + header.protocol_id = PROTO_RAW; + session_bus(session_device_id, &packet); + + return ret; +} + +/* FIXME */ +static void hw_stop_acquisition(int device_index, gpointer session_device_id) +{ + struct datafeed_packet packet; + + device_index = device_index; + + packet.type = DF_END; + session_bus(session_device_id, &packet); +} + +struct device_plugin link_mso19_plugin_info = { + .name = "link-mso19", + .api_version = 1, + .init = hw_init, + .cleanup = hw_cleanup, + + .open = hw_opendev, + .close = hw_closedev, + .get_device_info = hw_get_device_info, + .get_status = hw_get_status, + .get_capabilities = hw_get_capabilities, + .set_configuration = hw_set_configuration, + .start_acquisition = hw_start_acquisition, + .stop_acquisition = hw_stop_acquisition, +}; diff --git a/hardware/link-mso19/link-mso19.h b/hardware/link-mso19/link-mso19.h new file mode 100644 index 00000000..7bf598e1 --- /dev/null +++ b/hardware/link-mso19/link-mso19.h @@ -0,0 +1,110 @@ +/* + * This file is part of the sigrok project. + * + * Copyright (C) 2011 Daniel Ribeiro + * + * 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. + */ + +#ifndef LINK_MSO19_H +#define LINK_MSO19_H + +/* our private per-instance data */ +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 ctlbase; + uint8_t slowmode; + /* 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_spimode; + 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; + gpointer session_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 }; + +/* 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 +#define REG_CTL 14 + +/* bits */ +#define BIT_CTL_RESETFSM (1 << 0) +#define BIT_CTL_ARM (1 << 1) +#define BIT_CTL_ADC_UNKNOWN4 (1 << 4) /* adc enable? */ +#define BIT_CTL_RESETADC (1 << 6) +#define BIT_CTL_LED (1 << 7) + +struct rate_map { + uint32_t rate; + uint16_t val; + uint8_t slowmode; +}; + +static struct rate_map rate_map[] = { + { MHZ(200), 0x0205, 0 }, + { MHZ(100), 0x0105, 0 }, + { MHZ(50), 0x0005, 0 }, + { MHZ(20), 0x0303, 0 }, + { MHZ(10), 0x0308, 0 }, + { MHZ(5), 0x030c, 0 }, + { MHZ(2), 0x0330, 0 }, + { MHZ(1), 0x0362, 0 }, + { KHZ(500), 0x03c6, 0 }, + { KHZ(200), 0x07f2, 0 }, + { KHZ(100), 0x0fe6, 0 }, + { KHZ(50), 0x1fce, 0 }, + { KHZ(20), 0x4f86, 0 }, + { KHZ(10), 0x9f0e, 0 }, + { KHZ(5), 0x03c7, 0x20 }, + { KHZ(2), 0x07f3, 0x20 }, + { KHZ(1), 0x0fe7, 0x20 }, + { 500, 0x1fcf, 0x20 }, + { 200, 0x4f87, 0x20 }, + { 100, 0x9f0f, 0x20 }, +}; + +/* FIXME: Determine corresponding voltages */ +uint16_t la_threshold_map[] = { + 0x8600, + 0x8770, + 0x88ff, + 0x8c70, + 0x8eff, + 0x8fff, +}; +#endif + diff --git a/hwplugin.c b/hwplugin.c index 4ae0088e..c5a0b2e9 100644 --- a/hwplugin.c +++ b/hwplugin.c @@ -55,6 +55,10 @@ extern struct device_plugin zeroplus_logic_cube_plugin_info; #ifdef HAVE_LA_ASIX_SIGMA extern struct device_plugin asix_sigma_plugin_info; #endif +#ifdef HAVE_LA_LINK_MSO19 +extern struct device_plugin link_mso19_plugin_info; +#endif + /* TODO: No linked list needed, this can be a simple array. */ int load_hwplugins(void) @@ -74,6 +78,9 @@ int load_hwplugins(void) #ifdef HAVE_LA_ASIX_SIGMA plugins = g_slist_append(plugins, (gpointer *)&asix_sigma_plugin_info); #endif +#ifdef HAVE_LA_LINK_MSO19 + plugins = g_slist_append(plugins, (gpointer *)&link_mso19_plugin_info); +#endif return SIGROK_OK; } @@ -97,6 +104,7 @@ struct sigrok_device_instance *sigrok_device_instance_new(int index, int status, sdi->vendor = strdup(vendor); sdi->model = strdup(model); sdi->version = strdup(version); + sdi->priv = NULL; sdi->usb = NULL; return sdi;