]> sigrok.org Git - libsigrok.git/commitdiff
fx2lafw: Basic acquisition support for DSLogic.
authorBert Vermeulen <redacted>
Fri, 16 May 2014 21:04:14 +0000 (23:04 +0200)
committerUwe Hermann <redacted>
Thu, 19 Mar 2015 17:25:55 +0000 (18:25 +0100)
Makefile.am
hardware/fx2lafw/dslogic.c [deleted file]
src/hardware/fx2lafw/api.c
src/hardware/fx2lafw/dslogic.c [new file with mode: 0644]
src/hardware/fx2lafw/dslogic.h [new file with mode: 0644]
src/hardware/fx2lafw/protocol.c
src/hardware/fx2lafw/protocol.h

index 9ea9788c34177cfd9f53eb6aca35b8ef7ea5c588..2f56b49a8fbc4322e3573112b4c6b627cd5a44ce 100644 (file)
@@ -225,7 +225,8 @@ libsigrok_la_SOURCES += \
        src/hardware/fx2lafw/protocol.h \
        src/hardware/fx2lafw/protocol.c \
        src/hardware/fx2lafw/api.c \
-       src/hardware/fx2lafw/dslogic.c
+       src/hardware/fx2lafw/dslogic.c \
+       src/hardware/fx2lafw/dslogic.h
 endif
 if HW_GMC_MH_1X_2X
 libsigrok_la_SOURCES += \
diff --git a/hardware/fx2lafw/dslogic.c b/hardware/fx2lafw/dslogic.c
deleted file mode 100644 (file)
index 714d441..0000000
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * This file is part of the libsigrok project.
- *
- * Copyright (C) 2013 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
- * 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 <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <errno.h>
-#include <glib.h>
-#include <glib/gstdio.h>
-#include "protocol.h"
-
-#define FW_BUFSIZE 4096
-int dslogic_fpga_firmware_upload(struct libusb_device_handle *hdl,
-               const char *filename)
-{
-       FILE *fw;
-       struct stat st;
-       int chunksize, result, ret;
-       unsigned char *buf;
-       int sum, transferred;
-
-       sr_info("Uploading FPGA firmware at %s.", filename);
-
-       if (stat(filename, &st) < 0) {
-               sr_err("Unable to upload FPGA firmware: %s", strerror(errno));
-               return SR_ERR;
-       }
-
-       /* Tell the device firmware is coming. */
-       if ((ret = libusb_control_transfer(hdl, LIBUSB_REQUEST_TYPE_VENDOR |
-                       LIBUSB_ENDPOINT_OUT, CMD_DSLOGIC_CONFIG, 0x0000, 0x0000,
-                       NULL, 0, 3000)) < 0) {
-               sr_err("Failed to upload FPGA firmware: %s.", libusb_error_name(ret));
-               return SR_ERR;
-       }
-       buf = g_malloc(FW_BUFSIZE);
-
-       if ((fw = g_fopen(filename, "rb")) == NULL) {
-               sr_err("Unable to open %s for reading: %s.", filename, strerror(errno));
-               return SR_ERR;
-       }
-
-       /* Give the FX2 time to get ready for FPGA firmware upload. */
-       g_usleep(10 * 1000);
-
-       sum = 0;
-       result = SR_OK;
-       while (1) {
-               if ((chunksize = fread(buf, 1, FW_BUFSIZE, fw)) == 0)
-                       break;
-
-               if ((ret = libusb_bulk_transfer(hdl, 2 | LIBUSB_ENDPOINT_OUT,
-                               buf, chunksize, &transferred, 1000)) < 0) {
-                       sr_err("Unable to configure FPGA firmware: %s.",
-                                       libusb_error_name(ret));
-                       result = SR_ERR;
-                       break;
-               }
-               sum += transferred;
-               sr_info("Uploaded %d/%d bytes.", sum, st.st_size);
-
-               if (transferred != chunksize) {
-                       sr_err("Short transfer while uploading FPGA firmware.");
-                       result = SR_ERR;
-                       break;
-               }
-       }
-       fclose(fw);
-       if (result == SR_OK)
-               sr_info("FPGA firmware upload done.");
-
-       return result;
-}
-
index ccd769b2162e0cb43406924c90f7d59d57bf979d..1e6d40114de5298ac221fd6afe0de6e347b46e83 100644 (file)
@@ -19,6 +19,7 @@
  */
 
 #include "protocol.h"
+#include "dslogic.h"
 
 static const struct fx2lafw_profile supported_fx2[] = {
        /*
@@ -411,7 +412,7 @@ static int dev_open(struct sr_dev_inst *sdi)
        }
 
        if (devc->dslogic) {
-               if ((ret = dslogic_fpga_firmware_upload(usb->devhdl,
+               if ((ret = dslogic_fpga_firmware_upload(sdi,
                                DSLOGIC_FPGA_FIRMWARE)) != SR_OK)
                        return ret;
        }
@@ -611,22 +612,17 @@ static int receive_data(int fd, int revents, void *cb_data)
        return TRUE;
 }
 
-static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
+static int start_transfers(const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
-       struct drv_context *drvc;
        struct sr_usb_dev_inst *usb;
        struct sr_trigger *trigger;
        struct libusb_transfer *transfer;
-       unsigned int i, timeout, num_transfers;
-       int ret;
+       unsigned int i, num_transfers;
+       int endpoint, timeout, ret;
        unsigned char *buf;
        size_t size;
 
-       if (sdi->status != SR_ST_ACTIVE)
-               return SR_ERR_DEV_CLOSED;
-
-       drvc = di->priv;
        devc = sdi->priv;
        usb = sdi->conn;
 
@@ -647,6 +643,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
                devc->trigger_fired = TRUE;
 
        timeout = fx2lafw_get_timeout(devc);
+
        num_transfers = fx2lafw_get_number_of_transfers(devc);
        size = fx2lafw_get_buffer_size(devc);
        devc->submitted_transfers = 0;
@@ -657,6 +654,8 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
                return SR_ERR_MALLOC;
        }
 
+       timeout = fx2lafw_get_timeout(devc);
+       endpoint = devc->dslogic ? 6 : 2;
        devc->num_transfers = num_transfers;
        for (i = 0; i < num_transfers; i++) {
                if (!(buf = g_try_malloc(size))) {
@@ -665,7 +664,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
                }
                transfer = libusb_alloc_transfer(0);
                libusb_fill_bulk_transfer(transfer, usb->devhdl,
-                               2 | LIBUSB_ENDPOINT_IN, buf, size,
+                               endpoint | LIBUSB_ENDPOINT_IN, buf, size,
                                fx2lafw_receive_transfer, (void *)sdi, timeout);
                if ((ret = libusb_submit_transfer(transfer)) != 0) {
                        sr_err("Failed to submit transfer: %s.",
@@ -679,16 +678,101 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
                devc->submitted_transfers++;
        }
 
-       devc->ctx = drvc->sr_ctx;
+       /* Send header packet to the session bus. */
+       std_session_send_df_header(devc->cb_data, LOG_PREFIX);
 
        usb_source_add(sdi->session, devc->ctx, timeout, receive_data, NULL);
 
-       /* Send header packet to the session bus. */
-       std_session_send_df_header(cb_data, LOG_PREFIX);
+       return SR_OK;
+}
+
+static void dslogic_trigger_receive(struct libusb_transfer *transfer)
+{
+       const struct sr_dev_inst *sdi;
+       struct dslogic_trigger_pos *tpos;
+
+       sdi = transfer->user_data;
+
+       if (transfer->status == LIBUSB_TRANSFER_COMPLETED
+                       && transfer->actual_length == sizeof(struct dslogic_trigger_pos)) {
+               tpos = (struct dslogic_trigger_pos *)transfer->buffer;
+               sr_dbg("tpos real_pos %.8x ram_saddr %.8x", tpos->real_pos, tpos->ram_saddr);
+               g_free(tpos);
+               start_transfers(sdi);
+       }
+
+       libusb_free_transfer(transfer);
+
+}
+
+static int dslogic_trigger_request(const struct sr_dev_inst *sdi)
+{
+       struct sr_usb_dev_inst *usb;
+       struct libusb_transfer *transfer;
+       struct dslogic_trigger_pos *tpos;
+       int ret;
+
+       usb = sdi->conn;
+
+       if ((ret = dslogic_stop_acquisition(sdi)) != SR_OK)
+               return ret;
+
+       if ((ret = dslogic_fpga_configure(sdi)) != SR_OK)
+               return ret;
 
-       if ((ret = fx2lafw_command_start_acquisition(sdi)) != SR_OK) {
-               fx2lafw_abort_acquisition(devc);
+       if ((ret = dslogic_start_acquisition(sdi)) != SR_OK)
                return ret;
+
+       sr_dbg("Getting trigger.");
+       tpos = g_malloc(sizeof(struct dslogic_trigger_pos));
+       transfer = libusb_alloc_transfer(0);
+       libusb_fill_bulk_transfer(transfer, usb->devhdl, 6 | LIBUSB_ENDPOINT_IN,
+                       (unsigned char *)tpos, sizeof(struct dslogic_trigger_pos),
+                       dslogic_trigger_receive, (void *)sdi, 0);
+       if ((ret = libusb_submit_transfer(transfer)) < 0) {
+               sr_err("Failed to request trigger: %s.", libusb_error_name(ret));
+               libusb_free_transfer(transfer);
+               g_free(tpos);
+               return SR_ERR;
+       }
+
+       return ret;
+}
+
+static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
+{
+       struct drv_context *drvc;
+       struct dev_context *devc;
+       int timeout, ret;
+
+       if (sdi->status != SR_ST_ACTIVE)
+               return SR_ERR_DEV_CLOSED;
+
+       drvc = di->priv;
+       devc = sdi->priv;
+
+       /* Configures devc->trigger_* and devc->sample_wide */
+       if (fx2lafw_configure_channels(sdi) != SR_OK) {
+               sr_err("Failed to configure channels.");
+               return SR_ERR;
+       }
+
+       devc->ctx = drvc->sr_ctx;
+       devc->cb_data = cb_data;
+       devc->sent_samples = 0;
+       devc->empty_transfer_count = 0;
+       devc->acq_aborted = FALSE;
+
+       timeout = fx2lafw_get_timeout(devc);
+       usb_source_add(devc->ctx, timeout, receive_data, NULL);
+
+       if (devc->dslogic) {
+               dslogic_trigger_request(sdi);
+       }
+       else {
+               if ((ret = fx2lafw_command_start_acquisition(sdi)) != SR_OK)
+                       return ret;
+               start_transfers(sdi);
        }
 
        return SR_OK;
diff --git a/src/hardware/fx2lafw/dslogic.c b/src/hardware/fx2lafw/dslogic.c
new file mode 100644 (file)
index 0000000..489671f
--- /dev/null
@@ -0,0 +1,229 @@
+/*
+ * This file is part of the libsigrok project.
+ *
+ * Copyright (C) 2013 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
+ * 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 <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <errno.h>
+#include <math.h>
+#include <glib.h>
+#include <glib/gstdio.h>
+#include "protocol.h"
+#include "dslogic.h"
+
+#define FW_BUFSIZE 4096
+int dslogic_fpga_firmware_upload(const struct sr_dev_inst *sdi,
+               const char *filename)
+{
+       FILE *fw;
+       struct stat st;
+       struct sr_usb_dev_inst *usb;
+       int chunksize, result, ret;
+       unsigned char *buf;
+       int sum, transferred;
+
+       sr_dbg("Uploading FPGA firmware at %s.", filename);
+
+       usb = sdi->conn;
+       if (stat(filename, &st) < 0) {
+               sr_err("Unable to upload FPGA firmware: %s", strerror(errno));
+               return SR_ERR;
+       }
+
+       /* Tell the device firmware is coming. */
+       if ((ret = libusb_control_transfer(usb->devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
+                       LIBUSB_ENDPOINT_OUT, DS_CMD_FPGA_FW, 0x0000, 0x0000,
+                       NULL, 0, 3000)) < 0) {
+               sr_err("Failed to upload FPGA firmware: %s.", libusb_error_name(ret));
+               return SR_ERR;
+       }
+       buf = g_malloc(FW_BUFSIZE);
+
+       if ((fw = g_fopen(filename, "rb")) == NULL) {
+               sr_err("Unable to open %s for reading: %s.", filename, strerror(errno));
+               return SR_ERR;
+       }
+
+       /* Give the FX2 time to get ready for FPGA firmware upload. */
+       g_usleep(10 * 1000);
+
+       sum = 0;
+       result = SR_OK;
+       while (1) {
+               if ((chunksize = fread(buf, 1, FW_BUFSIZE, fw)) == 0)
+                       break;
+
+               if ((ret = libusb_bulk_transfer(usb->devhdl, 2 | LIBUSB_ENDPOINT_OUT,
+                               buf, chunksize, &transferred, 1000)) < 0) {
+                       sr_err("Unable to configure FPGA firmware: %s.",
+                                       libusb_error_name(ret));
+                       result = SR_ERR;
+                       break;
+               }
+               sum += transferred;
+               sr_spew("Uploaded %d/%d bytes.", sum, st.st_size);
+
+               if (transferred != chunksize) {
+                       sr_err("Short transfer while uploading FPGA firmware.");
+                       result = SR_ERR;
+                       break;
+               }
+       }
+       fclose(fw);
+       g_free(buf);
+       if (result == SR_OK)
+               sr_dbg("FPGA firmware upload done.");
+
+       return result;
+}
+
+int dslogic_start_acquisition(const struct sr_dev_inst *sdi)
+{
+       struct dev_context *devc;
+       struct sr_usb_dev_inst *usb;
+       struct dslogic_mode mode;
+       int ret;
+
+       devc = sdi->priv;
+       mode.flags = 0;
+       mode.sample_delay_h = mode.sample_delay_l = 0;
+       if (devc->sample_wide)
+               mode.flags |= DS_START_FLAGS_SAMPLE_WIDE;
+
+       usb = sdi->conn;
+       ret = libusb_control_transfer(usb->devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
+                       LIBUSB_ENDPOINT_OUT, DS_CMD_START, 0x0000, 0x0000,
+                       (unsigned char *)&mode, sizeof(mode), 3000);
+       if (ret < 0) {
+               sr_err("Failed to send start command: %s.", libusb_error_name(ret));
+               return SR_ERR;
+       }
+
+       return SR_OK;
+}
+
+int dslogic_stop_acquisition(const struct sr_dev_inst *sdi)
+{
+       struct sr_usb_dev_inst *usb;
+       struct dslogic_mode mode;
+       int ret;
+
+       mode.flags = DS_START_FLAGS_STOP;
+       mode.sample_delay_h = mode.sample_delay_l = 0;
+
+       usb = sdi->conn;
+       ret = libusb_control_transfer(usb->devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
+                       LIBUSB_ENDPOINT_OUT, DS_CMD_START, 0x0000, 0x0000,
+                       (unsigned char *)&mode, sizeof(struct dslogic_mode), 3000);
+       if (ret < 0) {
+               sr_err("Failed to send stop command: %s.", libusb_error_name(ret));
+               return SR_ERR;
+       }
+
+       return SR_OK;
+}
+
+int dslogic_fpga_configure(const struct sr_dev_inst *sdi)
+{
+       struct dev_context *devc;
+       struct sr_usb_dev_inst *usb;
+       uint8_t c[3];
+       struct dslogic_fpga_config cfg;
+       uint16_t v16;
+       uint32_t v32;
+       int transferred, len, ret;
+
+       sr_dbg("Configuring FPGA.");
+       usb = sdi->conn;
+       devc = sdi->priv;
+
+       WL32(&cfg.sync, DS_CFG_START);
+       WL16(&cfg.mode_header, DS_CFG_MODE);
+       WL32(&cfg.divider_header, DS_CFG_DIVIDER);
+       WL32(&cfg.count_header, DS_CFG_COUNT);
+       WL32(&cfg.trig_pos_header, DS_CFG_TRIG_POS);
+       WL16(&cfg.trig_glb_header, DS_CFG_TRIG_GLB);
+       WL32(&cfg.trig_adp_header, DS_CFG_TRIG_ADP);
+       WL32(&cfg.trig_sda_header, DS_CFG_TRIG_SDA);
+       WL32(&cfg.trig_mask0_header, DS_CFG_TRIG_MASK0);
+       WL32(&cfg.trig_mask1_header, DS_CFG_TRIG_MASK1);
+       WL32(&cfg.trig_value0_header, DS_CFG_TRIG_VALUE0);
+       WL32(&cfg.trig_value1_header, DS_CFG_TRIG_VALUE1);
+       WL32(&cfg.trig_edge0_header, DS_CFG_TRIG_EDGE0);
+       WL32(&cfg.trig_edge1_header, DS_CFG_TRIG_EDGE1);
+       WL32(&cfg.trig_count0_header, DS_CFG_TRIG_COUNT0);
+       WL32(&cfg.trig_count1_header, DS_CFG_TRIG_COUNT1);
+       WL32(&cfg.trig_logic0_header, DS_CFG_TRIG_LOGIC0);
+       WL32(&cfg.trig_logic1_header, DS_CFG_TRIG_LOGIC1);
+       WL32(&cfg.end_sync, DS_CFG_END);
+
+       /* Pass in the length of a fixed-size struct. Really. */
+       len = sizeof(struct dslogic_fpga_config) / 2;
+       c[0] = len & 0xff;
+       c[1] = (len >> 8) & 0xff;
+       c[2] = (len >> 16) & 0xff;
+
+       ret = libusb_control_transfer(usb->devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
+                       LIBUSB_ENDPOINT_OUT, DS_CMD_CONFIG, 0x0000, 0x0000,
+                       c, 3, 100);
+       if (ret < 0) {
+               sr_err("Failed to send FPGA configure command: %s.", libusb_error_name(ret));
+               return SR_ERR;
+       }
+
+       /*
+        * 15   1 = internal test mode
+        * 14   1 = external test mode
+        * 13   1 = loopback test mode
+        * 8-12 unused
+        * 7    1 = analog mode
+        * 6    1 = samplerate 400MHz
+        * 5    1 = samplerate 200MHz or analog mode
+        * 4    0 = logic, 1 = dso or analog
+        * 2-3  unused
+        * 1    0 = internal clock, 1 = external clock
+        * 0    1 = trigger enabled
+        */
+       v16 = 0x0000;
+       if (devc->dslogic_mode == DS_OP_INTERNAL_TEST)
+               v16 = 1 << 15;
+       else if (devc->dslogic_mode == DS_OP_EXTERNAL_TEST)
+               v16 = 1 << 14;
+       else if (devc->dslogic_mode == DS_OP_LOOPBACK_TEST)
+               v16 = 1 << 13;
+       if (devc->dslogic_external_clock)
+               v16 |= 1 << 2;
+       WL16(&cfg.mode, v16);
+
+       v32 = ceil(SR_MHZ(100) * 1.0 / devc->cur_samplerate);
+       WL32(&cfg.divider, v32);
+       WL32(&cfg.count, devc->limit_samples);
+
+       len = sizeof(struct dslogic_fpga_config);
+       ret = libusb_bulk_transfer(usb->devhdl, 2 | LIBUSB_ENDPOINT_OUT,
+                       (unsigned char *)&cfg, len,
+                       &transferred, 100);
+       if (ret < 0 || transferred != len) {
+               sr_err("Failed to send FPGA configuration: %s.", libusb_error_name(ret));
+               return SR_ERR;
+       }
+
+       return SR_OK;
+}
diff --git a/src/hardware/fx2lafw/dslogic.h b/src/hardware/fx2lafw/dslogic.h
new file mode 100644 (file)
index 0000000..4070eea
--- /dev/null
@@ -0,0 +1,128 @@
+/*
+ * This file is part of the libsigrok project.
+ *
+ * Copyright (C) 2013 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
+ * 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/>.
+ */
+
+/* Modified protocol commands & flags used by DSLogic */
+#define DS_CMD_GET_FW_VERSION          0xb0
+#define DS_CMD_GET_REVID_VERSION       0xb1
+#define DS_CMD_START                           0xb2
+#define DS_CMD_FPGA_FW                         0xb3
+#define DS_CMD_CONFIG                          0xb4
+
+#define DS_NUM_TRIGGER_STAGES  16
+#define DS_START_FLAGS_STOP        (1 << 7)
+#define DS_START_FLAGS_CLK_48MHZ   (1 << 6)
+#define DS_START_FLAGS_SAMPLE_WIDE (1 << 5)
+
+enum dslogic_operation_modes {
+       DS_OP_NORMAL,
+       DS_OP_INTERNAL_TEST,
+       DS_OP_EXTERNAL_TEST,
+       DS_OP_LOOPBACK_TEST,
+};
+
+struct dslogic_version {
+       uint8_t major;
+       uint8_t minor;
+};
+
+struct dslogic_mode {
+       uint8_t flags;
+       uint8_t sample_delay_h;
+       uint8_t sample_delay_l;
+};
+
+struct dslogic_trigger_pos {
+       uint32_t real_pos;
+       uint32_t ram_saddr;
+       uint8_t first_block[504];
+};
+
+/*
+ * The FPGA is configured with TLV tuples. Length is specified as the
+ * number of 16-bit words, and the (type, length) header is in some
+ * cases padded with 0xffff.
+ */
+#define _DS_CFG(variable, wordcnt) ((variable << 8) | wordcnt)
+#define _DS_CFG_PAD(variable, wordcnt) ((_DS_CFG(variable, wordcnt) << 16) | 0xffff)
+#define DS_CFG_START           0xffffffff
+#define DS_CFG_MODE                    _DS_CFG(0, 1)
+#define DS_CFG_DIVIDER         _DS_CFG_PAD(1, 2)
+#define DS_CFG_COUNT           _DS_CFG_PAD(3, 2)
+#define DS_CFG_TRIG_POS                _DS_CFG_PAD(5, 2)
+#define DS_CFG_TRIG_GLB                _DS_CFG(7, 1)
+#define DS_CFG_TRIG_ADP                _DS_CFG_PAD(10, 2)
+#define DS_CFG_TRIG_SDA                _DS_CFG_PAD(12, 2)
+#define DS_CFG_TRIG_MASK0      _DS_CFG_PAD(16, 16)
+#define DS_CFG_TRIG_MASK1      _DS_CFG_PAD(17, 16)
+#define DS_CFG_TRIG_VALUE0     _DS_CFG_PAD(20, 16)
+#define DS_CFG_TRIG_VALUE1     _DS_CFG_PAD(21, 16)
+#define DS_CFG_TRIG_EDGE0      _DS_CFG_PAD(24, 16)
+#define DS_CFG_TRIG_EDGE1      _DS_CFG_PAD(25, 16)
+#define DS_CFG_TRIG_COUNT0     _DS_CFG_PAD(28, 16)
+#define DS_CFG_TRIG_COUNT1     _DS_CFG_PAD(29, 16)
+#define DS_CFG_TRIG_LOGIC0     _DS_CFG_PAD(32, 16)
+#define DS_CFG_TRIG_LOGIC1     _DS_CFG_PAD(33, 16)
+#define DS_CFG_END                     0x00000000
+
+struct dslogic_fpga_config {
+       uint32_t sync;
+       uint16_t mode_header;
+       uint16_t mode;
+       uint32_t divider_header;
+       uint32_t divider;
+       uint32_t count_header;
+       uint32_t count;
+       uint32_t trig_pos_header;
+       uint32_t trig_pos;
+       uint16_t trig_glb_header;
+       uint16_t trig_glb;
+       uint32_t trig_adp_header;
+       uint32_t trig_adp;
+       uint32_t trig_sda_header;
+       uint32_t trig_sda;
+       uint32_t trig_mask0_header;
+       uint16_t trig_mask0[DS_NUM_TRIGGER_STAGES];
+       uint32_t trig_mask1_header;
+       uint16_t trig_mask1[DS_NUM_TRIGGER_STAGES];
+       uint32_t trig_value0_header;
+       uint16_t trig_value0[DS_NUM_TRIGGER_STAGES];
+       uint32_t trig_value1_header;
+       uint16_t trig_value1[DS_NUM_TRIGGER_STAGES];
+       uint32_t trig_edge0_header;
+       uint16_t trig_edge0[DS_NUM_TRIGGER_STAGES];
+       uint32_t trig_edge1_header;
+       uint16_t trig_edge1[DS_NUM_TRIGGER_STAGES];
+       uint32_t trig_count0_header;
+       uint16_t trig_count0[DS_NUM_TRIGGER_STAGES];
+       uint32_t trig_count1_header;
+       uint16_t trig_count1[DS_NUM_TRIGGER_STAGES];
+       uint32_t trig_logic0_header;
+       uint16_t trig_logic0[DS_NUM_TRIGGER_STAGES];
+       uint32_t trig_logic1_header;
+       uint16_t trig_logic1[DS_NUM_TRIGGER_STAGES];
+       uint32_t end_sync;
+};
+
+
+int dslogic_fpga_firmware_upload(const struct sr_dev_inst *sdi,
+               const char *filename);
+int dslogic_start_acquisition(const struct sr_dev_inst *sdi);
+int dslogic_stop_acquisition(const struct sr_dev_inst *sdi);
+int dslogic_fpga_configure(const struct sr_dev_inst *sdi);
index 7c230f71144560630ff91bf22f9586f7fd9fdda0..e12fd0bd5a988ee210d3cb170fc59cdbd835c687 100644 (file)
@@ -21,6 +21,7 @@
 #include <glib.h>
 #include <glib/gstdio.h>
 #include "protocol.h"
+#include "dslogic.h"
 
 #pragma pack(push, 1)
 
@@ -62,7 +63,7 @@ static int command_get_revid_version(struct sr_dev_inst *sdi, uint8_t *revid)
        libusb_device_handle *devhdl = usb->devhdl;
        int cmd, ret;
 
-       cmd = devc->dslogic ? CMD_DSLOGIC_GET_REVID_VERSION : CMD_GET_REVID_VERSION;
+       cmd = devc->dslogic ? DS_CMD_GET_REVID_VERSION : CMD_GET_REVID_VERSION;
        ret = libusb_control_transfer(devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
                LIBUSB_ENDPOINT_IN, cmd, 0x0000, 0x0000, revid, 1, 100);
 
@@ -107,7 +108,7 @@ SR_PRIV int fx2lafw_command_start_acquisition(const struct sr_dev_inst *sdi)
                delay = SR_MHZ(30) / samplerate - 1;
        }
 
-       sr_info("GPIF delay = %d, clocksource = %sMHz.", delay,
+       sr_dbg("GPIF delay = %d, clocksource = %sMHz.", delay,
                (cmd.flags & CMD_START_FLAGS_CLK_48MHZ) ? "48" : "30");
 
        if (delay <= 0 || delay > MAX_SAMPLE_DELAY) {
@@ -395,7 +396,7 @@ SR_PRIV void fx2lafw_receive_transfer(struct libusb_transfer *transfer)
                return;
        }
 
-       sr_info("receive_transfer(): status %d received %d bytes.",
+       sr_dbg("receive_transfer(): status %d received %d bytes.",
                transfer->status, transfer->actual_length);
 
        /* Save incoming transfer before reusing the transfer struct. */
index f8c2f3e28046dabd8a30fb39fec0602cc17d3c36..3fbf15e0124c77f851a21ab01aa5fa2bb5e69fed 100644 (file)
 #define CMD_START_FLAGS_CLK_30MHZ      (0 << CMD_START_FLAGS_CLK_SRC_POS)
 #define CMD_START_FLAGS_CLK_48MHZ      (1 << CMD_START_FLAGS_CLK_SRC_POS)
 
-/* Modified protocol commands & flags used by DSLogic */
-#define CMD_DSLOGIC_GET_REVID_VERSION  0xb1
-#define CMD_DSLOGIC_START      0xb2
-#define CMD_DSLOGIC_CONFIG     0xb3
-#define CMD_DSLOGIC_SETTING    0xb4
-
-#define CMD_START_FLAGS_DSLOGIC_STOP_POS       7
-#define CMD_START_FLAGS_DSLOGIC_STOP (1 << CMD_START_FLAGS_DSLOGIC_STOP_POS)
-
 struct fx2lafw_profile {
        uint16_t vid;
        uint16_t pid;
@@ -128,6 +119,8 @@ struct dev_context {
 
        /* Is this a DSLogic? */
        gboolean dslogic;
+       uint16_t dslogic_mode;
+       int dslogic_external_clock;
 };
 
 SR_PRIV int fx2lafw_command_start_acquisition(const struct sr_dev_inst *sdi);
@@ -140,7 +133,4 @@ SR_PRIV void fx2lafw_receive_transfer(struct libusb_transfer *transfer);
 SR_PRIV size_t fx2lafw_get_buffer_size(struct dev_context *devc);
 SR_PRIV unsigned int fx2lafw_get_number_of_transfers(struct dev_context *devc);
 SR_PRIV unsigned int fx2lafw_get_timeout(struct dev_context *devc);
-
-int dslogic_fpga_firmware_upload(struct libusb_device_handle *hdl,
-               const char *filename);
 #endif