Separate Olimex transports and drivers.
The "olimex" transport has been divided into "cp210x" and "cdc_acm", each of which take a specific vendor/product combination in their constructor. Support for the MSP430-JTAG-ISO-MK2 has been moved into its own driver instance.
This commit is contained in:
parent
6037c12291
commit
162d1bc951
3
Makefile
3
Makefile
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@ -114,7 +114,8 @@ OBJ=\
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util/gdb_proto.o \
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util/dynload.o \
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util/demangle.o \
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transport/olimex.o \
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transport/cp210x.o \
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transport/cdc_acm.o \
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transport/olimex_iso.o \
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transport/rf2500.o \
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transport/ti3410.o \
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@ -35,10 +35,11 @@
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#include "opdb.h"
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#include "uif.h"
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#include "olimex.h"
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#include "olimex_iso.h"
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#include "rf2500.h"
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#include "ti3410.h"
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#include "cp210x.h"
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#include "cdc_acm.h"
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#include "obl.h"
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/* Send data in separate packets, as in the RF2500 */
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@ -1113,7 +1114,7 @@ const struct device_class device_rf2500 = {
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.poll = fet_poll
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};
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static device_t fet_open_olimex(const struct device_args *args)
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static device_t fet_open_olimex_iso_mk2(const struct device_args *args)
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{
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transport_t trans;
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uint32_t version;
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@ -1121,7 +1122,8 @@ static device_t fet_open_olimex(const struct device_args *args)
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if (args->flags & DEVICE_FLAG_TTY)
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trans = uif_open(args->path, UIF_TYPE_OLIMEX);
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else
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trans = olimex_open(args->path, args->requested_serial);
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trans = cdc_acm_open(args->path, args->requested_serial,
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115200, 0x15ba, 0x0100);
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if (!trans)
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return NULL;
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@ -1143,7 +1145,9 @@ static device_t fet_open_olimex(const struct device_args *args)
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if (args->flags & DEVICE_FLAG_TTY)
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trans = uif_open(args->path, UIF_TYPE_OLIMEX);
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else
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trans = olimex_open(args->path, args->requested_serial);
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trans = cdc_acm_open(args->path,
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args->requested_serial,
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115200, 0x15ba, 0x0100);
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if (!trans)
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return NULL;
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@ -1152,6 +1156,39 @@ static device_t fet_open_olimex(const struct device_args *args)
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if (!obl_get_version(trans, &version))
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printc_dbg("Olimex firmware version: %x\n", version);
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return fet_open(args, FET_PROTO_NOLEAD_SEND | FET_PROTO_EXTRA_RECV |
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FET_PROTO_IDENTIFY_NEW | FET_PROTO_FORCE_RESET,
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trans, &device_olimex_iso_mk2);
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}
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const struct device_class device_olimex_iso_mk2 = {
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.name = "olimex-iso-mk2",
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.help =
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"Olimex MSP430-JTAG-ISO-MK2.",
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.open = fet_open_olimex_iso_mk2,
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.destroy = fet_destroy,
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.readmem = fet_readmem,
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.writemem = fet_writemem,
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.erase = fet_erase,
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.getregs = fet_getregs,
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.setregs = fet_setregs,
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.ctl = fet_ctl,
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.poll = fet_poll
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};
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static device_t fet_open_olimex(const struct device_args *args)
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{
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transport_t trans;
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if (args->flags & DEVICE_FLAG_TTY)
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trans = uif_open(args->path, UIF_TYPE_OLIMEX);
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else
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trans = cdc_acm_open(args->path, args->requested_serial,
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115200, 0x15ba, 0x0031);
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if (!trans)
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return NULL;
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return fet_open(args, FET_PROTO_NOLEAD_SEND | FET_PROTO_EXTRA_RECV |
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FET_PROTO_IDENTIFY_NEW | FET_PROTO_FORCE_RESET,
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trans, &device_olimex);
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@ -1179,7 +1216,8 @@ static device_t fet_open_olimex_v1(const struct device_args *args)
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if (args->flags & DEVICE_FLAG_TTY)
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trans = uif_open(args->path, UIF_TYPE_OLIMEX_V1);
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else
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trans = olimex_open(args->path, args->requested_serial);
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trans = cp210x_open(args->path, args->requested_serial,
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500000, 0x15ba, 0x0002);
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if (!trans)
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return NULL;
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@ -25,6 +25,7 @@ extern const struct device_class device_rf2500;
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extern const struct device_class device_olimex;
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extern const struct device_class device_olimex_v1;
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extern const struct device_class device_olimex_iso;
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extern const struct device_class device_olimex_iso_mk2;
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extern const struct device_class device_uif;
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#endif
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@ -98,6 +98,9 @@ to a V1 device via a tty interface.
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.IP "\fBolimex-iso\fR"
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Connect to an Olimex MSP-JTAG-ISO device. Both USB and tty access are
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supported.
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.IP "\fBolimex-iso-mk2\fR"
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Connect to an Olimex MSP430-JTAG-ISO-MK2 device. Both USB and tty
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access are supported.
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.IP "\fBsim\fR"
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Do not connect to any hardware device, but instead start in simulation
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mode. A 64k buffer is allocated to simulate the device memory.
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@ -0,0 +1,324 @@
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/* MSPDebug - debugging tool for the eZ430
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* Copyright (C) 2009-2012 Daniel Beer
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <usb.h>
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#include "cdc_acm.h"
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#include "util.h"
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#include "usbutil.h"
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#include "output.h"
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#define READ_BUFFER_SIZE 1024
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struct cdc_acm_transport {
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struct transport base;
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int int_number;
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struct usb_dev_handle *handle;
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int in_ep;
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int out_ep;
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/* We have to implement an intermediate read buffer, because
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* some interfaces are buggy and don't like single-byte reads.
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*/
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int rbuf_len;
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int rbuf_ptr;
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char rbuf[READ_BUFFER_SIZE];
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};
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#define CDC_INTERFACE_CLASS 10
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#define TIMEOUT 10000
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/* CDC requests */
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#define CDC_REQTYPE_HOST_TO_DEVICE 0x21
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#define CDC_SET_CONTROL 0x22
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#define CDC_SET_LINE_CODING 0x20
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/* Modem control line bitmask */
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#define CDC_CTRL_DTR 0x01
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#define CDC_CTRL_RTS 0x02
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static int usbtr_send(transport_t tr_base, const uint8_t *data, int len)
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{
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struct cdc_acm_transport *tr = (struct cdc_acm_transport *)tr_base;
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int sent;
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#ifdef DEBUG_CDC_ACM
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debug_hexdump(__FILE__ ": USB transfer out", data, len);
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#endif
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while (len) {
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sent = usb_bulk_write(tr->handle, tr->out_ep,
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(char *)data, len, TIMEOUT);
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if (sent <= 0) {
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pr_error(__FILE__": can't send data");
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return -1;
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}
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data += sent;
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len -= sent;
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}
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return 0;
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}
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static int usbtr_recv(transport_t tr_base, uint8_t *databuf, int len)
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{
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struct cdc_acm_transport *tr = (struct cdc_acm_transport *)tr_base;
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if (tr->rbuf_ptr >= tr->rbuf_len) {
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tr->rbuf_ptr = 0;
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tr->rbuf_len = usb_bulk_read(tr->handle, tr->in_ep,
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tr->rbuf, sizeof(tr->rbuf),
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TIMEOUT);
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if (tr->rbuf_len <= 0) {
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pr_error(__FILE__": can't receive data");
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return -1;
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}
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#ifdef DEBUG_CDC_ACM
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debug_hexdump(__FILE__": USB transfer in",
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(uint8_t *)tr->rbuf, tr->rbuf_len);
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#endif
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}
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if (tr->rbuf_ptr + len > tr->rbuf_len)
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len = tr->rbuf_len - tr->rbuf_ptr;
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memcpy(databuf, tr->rbuf + tr->rbuf_ptr, len);
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tr->rbuf_ptr += len;
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return len;
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}
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static void usbtr_destroy(transport_t tr_base)
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{
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struct cdc_acm_transport *tr = (struct cdc_acm_transport *)tr_base;
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usb_release_interface(tr->handle, tr->int_number);
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usb_close(tr->handle);
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free(tr);
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}
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static int usbtr_flush(transport_t tr_base)
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{
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struct cdc_acm_transport *tr = (struct cdc_acm_transport *)tr_base;
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char buf[64];
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/* Flush out lingering data */
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while (usb_bulk_read(tr->handle, tr->in_ep,
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buf, sizeof(buf),
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100) > 0);
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tr->rbuf_len = 0;
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tr->rbuf_ptr = 0;
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return 0;
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}
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static int usbtr_set_modem(transport_t tr_base, transport_modem_t state)
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{
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struct cdc_acm_transport *tr = (struct cdc_acm_transport *)tr_base;
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int value = 0;
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if (state & TRANSPORT_MODEM_DTR)
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value |= CDC_CTRL_DTR;
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if (state & TRANSPORT_MODEM_RTS)
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value |= CDC_CTRL_RTS;
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#ifdef DEBUG_CDC_ACM
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printc(__FILE__": modem ctrl = 0x%x\n", value);
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#endif
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if (usb_control_msg(tr->handle, CDC_REQTYPE_HOST_TO_DEVICE,
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CDC_SET_CONTROL, value, 0,
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NULL, 0, 300) < 0) {
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pr_error("cdc_acm: failed to set modem control lines\n");
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return -1;
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}
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return 0;
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}
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static const struct transport_class cdc_acm_class = {
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.destroy = usbtr_destroy,
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.send = usbtr_send,
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.recv = usbtr_recv,
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.flush = usbtr_flush,
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.set_modem = usbtr_set_modem
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};
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static int find_interface(struct cdc_acm_transport *tr,
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struct usb_device *dev)
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{
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struct usb_config_descriptor *c = &dev->config[0];
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int i;
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for (i = 0; i < c->bNumInterfaces; i++) {
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struct usb_interface *intf = &c->interface[i];
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struct usb_interface_descriptor *desc = &intf->altsetting[0];
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int j;
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if (desc->bInterfaceClass != CDC_INTERFACE_CLASS)
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continue;
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/* Look for bulk in/out endpoints */
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tr->in_ep = -1;
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tr->out_ep = -1;
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for (j = 0; j < desc->bNumEndpoints; j++) {
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struct usb_endpoint_descriptor *ep =
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&desc->endpoint[j];
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const int type =
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ep->bmAttributes & USB_ENDPOINT_TYPE_MASK;
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const int addr = ep->bEndpointAddress;
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if (type != USB_ENDPOINT_TYPE_BULK)
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continue;
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if (addr & USB_ENDPOINT_DIR_MASK)
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tr->in_ep = addr;
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else
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tr->out_ep = addr;
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}
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if (tr->in_ep >= 0 && tr->out_ep >= 0) {
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tr->int_number = i;
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return 0;
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}
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}
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return -1;
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}
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static int open_interface(struct cdc_acm_transport *tr,
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struct usb_device *dev)
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{
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#if defined(__linux__)
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int drv;
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char drName[256];
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#endif
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tr->handle = usb_open(dev);
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if (!tr->handle) {
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pr_error(__FILE__": can't open device");
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return -1;
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}
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#if defined(__linux__)
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drv = usb_get_driver_np(tr->handle, tr->int_number, drName,
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sizeof(drName));
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if (drv >= 0) {
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if (usb_detach_kernel_driver_np(tr->handle,
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tr->int_number) < 0)
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pr_error(__FILE__": warning: can't detach "
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"kernel driver");
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}
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#endif
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if (usb_claim_interface(tr->handle, tr->int_number) < 0) {
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pr_error(__FILE__": can't claim interface");
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usb_close(tr->handle);
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return -1;
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}
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return 0;
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}
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static int configure_port(struct cdc_acm_transport *tr, int baud_rate)
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{
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uint8_t line_coding[7];
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line_coding[0] = baud_rate & 0xff;
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line_coding[1] = (baud_rate >> 8) & 0xff;
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line_coding[2] = (baud_rate >> 16) & 0xff;
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line_coding[3] = (baud_rate >> 24) & 0xff;
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line_coding[4] = 0; /* 1 stop bit */
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line_coding[5] = 0; /* no parity */
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line_coding[6] = 8; /* 8 data bits */
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if (usb_control_msg(tr->handle, CDC_REQTYPE_HOST_TO_DEVICE,
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CDC_SET_LINE_CODING, 0, 0,
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(char *)line_coding, 7, 300) < 0) {
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pr_error("cdc_acm: failed to set line coding\n");
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return -1;
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}
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if (usb_control_msg(tr->handle, CDC_REQTYPE_HOST_TO_DEVICE,
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CDC_SET_CONTROL, 0, 0, NULL, 0, 300) < 0) {
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pr_error("cdc_acm: failed to set modem control lines\n");
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return -1;
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}
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return 0;
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}
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transport_t cdc_acm_open(const char *devpath, const char *requested_serial,
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int baud_rate, uint16_t vendor, uint16_t product)
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{
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struct cdc_acm_transport *tr = malloc(sizeof(*tr));
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struct usb_device *dev;
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if (!tr) {
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pr_error(__FILE__": can't allocate memory");
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return NULL;
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||||
}
|
||||
|
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tr->base.ops = &cdc_acm_class;
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usb_init();
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usb_find_busses();
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usb_find_devices();
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if (devpath)
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dev = usbutil_find_by_loc(devpath);
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else
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dev = usbutil_find_by_id(vendor, product, requested_serial);
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if (!dev) {
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free(tr);
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return NULL;
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}
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if (find_interface(tr, dev) < 0) {
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printc_err(__FILE__ ": failed to locate CDC-ACM interface\n");
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free(tr);
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return NULL;
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}
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||||
|
||||
if (open_interface(tr, dev) < 0) {
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printc_err(__FILE__": failed to open interface\n");
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free(tr);
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return NULL;
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}
|
||||
|
||||
if (configure_port(tr, baud_rate) < 0) {
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usb_release_interface(tr->handle, tr->int_number);
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usb_close(tr->handle);
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free(tr);
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return NULL;
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}
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||||
|
||||
usbtr_flush(&tr->base);
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|
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return (transport_t)tr;
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}
|
|
@ -1,5 +1,5 @@
|
|||
/* MSPDebug - debugging tool for MSP430 MCUs
|
||||
* Copyright (C) 2009, 2010 Daniel Beer
|
||||
* Copyright (C) 2009-2012 Daniel Beer
|
||||
* Copyright (C) 2010 Peter Jansen
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
|
@ -17,17 +17,17 @@
|
|||
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#ifndef OLIMEX_H_
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#define OLIMEX_H_
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#ifndef CDC_ACM_H_
|
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#define CDC_ACM_H_
|
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|
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#include "transport.h"
|
||||
|
||||
/* Search the USB bus for the first Olimex MSP-JTAG-TINY, and
|
||||
* initialize it. If successful, 0 is returned and the fet_* functions
|
||||
* are ready for use. If an error occurs, -1 is returned.
|
||||
/* Search the USB bus for the first CDC-ACM device, and initialize it.
|
||||
* If successful, return a valid transport object.
|
||||
*
|
||||
* A particular USB device may be specified in bus:dev form.
|
||||
*/
|
||||
transport_t olimex_open(const char *usb_device, const char *requested_serial);
|
||||
transport_t cdc_acm_open(const char *usb_device, const char *requested_serial,
|
||||
int baud_rate, uint16_t product, uint16_t vendor);
|
||||
|
||||
#endif
|
|
@ -22,23 +22,16 @@
|
|||
#include <string.h>
|
||||
#include <usb.h>
|
||||
|
||||
#include "olimex.h"
|
||||
#include "cp210x.h"
|
||||
#include "util.h"
|
||||
#include "usbutil.h"
|
||||
#include "output.h"
|
||||
|
||||
struct olimex_transport {
|
||||
struct cp210x_transport {
|
||||
struct transport base;
|
||||
|
||||
int int_number;
|
||||
struct usb_dev_handle *handle;
|
||||
|
||||
int in_ep;
|
||||
int out_ep;
|
||||
|
||||
uint8_t buf[64];
|
||||
int len;
|
||||
int offset;
|
||||
int int_number;
|
||||
};
|
||||
|
||||
/*********************************************************************
|
||||
|
@ -52,33 +45,37 @@ struct olimex_transport {
|
|||
* one transfer.
|
||||
*/
|
||||
|
||||
#define USB_FET_VENDOR 0x15ba
|
||||
#define CP210X_CLOCK 35000000
|
||||
|
||||
#define V1_PRODUCT 0x0002
|
||||
#define V1_INTERFACE_CLASS 255
|
||||
#define V1_IN_EP 0x81
|
||||
#define V1_OUT_EP 0x01
|
||||
|
||||
#define V2_PRODUCT 0x0031
|
||||
#define V2_INTERFACE_CLASS 10
|
||||
#define V2_IN_EP 0x82
|
||||
#define V2_OUT_EP 0x02
|
||||
|
||||
#define CP210x_REQTYPE_HOST_TO_DEVICE 0x41
|
||||
|
||||
#define CP210X_IFC_ENABLE 0x00
|
||||
#define CP210X_SET_BAUDDIV 0x01
|
||||
#define CP210X_SET_MHS 0x07
|
||||
|
||||
/* CP210X_(SET_MHS|GET_MDMSTS) */
|
||||
#define CP210X_DTR 0x0001
|
||||
#define CP210X_RTS 0x0002
|
||||
#define CP210X_CTS 0x0010
|
||||
#define CP210X_DSR 0x0020
|
||||
#define CP210X_RING 0x0040
|
||||
#define CP210X_DCD 0x0080
|
||||
#define CP210X_WRITE_DTR 0x0100
|
||||
#define CP210X_WRITE_RTS 0x0200
|
||||
|
||||
#define TIMEOUT 10000
|
||||
|
||||
static int v1_configure(struct olimex_transport *tr)
|
||||
static int configure_port(struct cp210x_transport *tr, int baud_rate)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = usb_control_msg(tr->handle, CP210x_REQTYPE_HOST_TO_DEVICE,
|
||||
CP210X_IFC_ENABLE, 0x1, 0, NULL, 0, 300);
|
||||
#ifdef DEBUG_OLIMEX
|
||||
#ifdef DEBUG_CP210X
|
||||
printc("%s: %s: Sending control message "
|
||||
"CP210x_REQTYPE_HOST_TO_DEVICE, ret = %d\n",
|
||||
__FILE__, __FUNCTION__, ret);
|
||||
|
@ -90,8 +87,9 @@ static int v1_configure(struct olimex_transport *tr)
|
|||
|
||||
/* Set the baud rate to 500000 bps */
|
||||
ret = usb_control_msg(tr->handle, CP210x_REQTYPE_HOST_TO_DEVICE,
|
||||
CP210X_SET_BAUDDIV, 0x7, 0, NULL, 0, 300);
|
||||
#ifdef DEBUG_OLIMEX
|
||||
CP210X_SET_BAUDDIV, CP210X_CLOCK / baud_rate,
|
||||
0, NULL, 0, 300);
|
||||
#ifdef DEBUG_CP210X
|
||||
printc("%s: %s: Sending control message "
|
||||
"CP210X_SET_BAUDDIV, ret = %d\n",
|
||||
__FILE__, __FUNCTION__, ret);
|
||||
|
@ -102,11 +100,11 @@ static int v1_configure(struct olimex_transport *tr)
|
|||
}
|
||||
|
||||
/* Set the modem control settings.
|
||||
* Set RTS, DTR and WRITE_DTR, WRITE_RTS
|
||||
* Clear RTS, DTR and WRITE_DTR, WRITE_RTS
|
||||
*/
|
||||
ret = usb_control_msg(tr->handle, CP210x_REQTYPE_HOST_TO_DEVICE,
|
||||
CP210X_SET_MHS, 0x303, 0, NULL, 0, 300);
|
||||
#ifdef DEBUG_OLIMEX
|
||||
#ifdef DEBUG_CP210X
|
||||
printc("%s: %s: Sending control message "
|
||||
"CP210X_SET_MHS, ret %d\n",
|
||||
__FILE__, __FUNCTION__, ret);
|
||||
|
@ -119,8 +117,9 @@ static int v1_configure(struct olimex_transport *tr)
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int open_interface(struct olimex_transport *tr,
|
||||
struct usb_device *dev, int ino)
|
||||
static int open_interface(struct cp210x_transport *tr,
|
||||
struct usb_device *dev, int ino,
|
||||
int baud_rate)
|
||||
{
|
||||
#if defined(__linux__)
|
||||
int drv;
|
||||
|
@ -164,7 +163,7 @@ static int open_interface(struct olimex_transport *tr,
|
|||
return -1;
|
||||
}
|
||||
|
||||
if (dev->descriptor.idProduct == V1_PRODUCT && v1_configure(tr) < 0) {
|
||||
if (configure_port(tr, baud_rate) < 0) {
|
||||
printc_err("Failed to configure for V1 device\n");
|
||||
usb_close(tr->handle);
|
||||
return -1;
|
||||
|
@ -173,7 +172,8 @@ static int open_interface(struct olimex_transport *tr,
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int open_device(struct olimex_transport *tr, struct usb_device *dev)
|
||||
static int open_device(struct cp210x_transport *tr, struct usb_device *dev,
|
||||
int baud_rate)
|
||||
{
|
||||
struct usb_config_descriptor *c = &dev->config[0];
|
||||
int i;
|
||||
|
@ -183,18 +183,9 @@ static int open_device(struct olimex_transport *tr, struct usb_device *dev)
|
|||
struct usb_interface_descriptor *desc = &intf->altsetting[0];
|
||||
|
||||
if (desc->bInterfaceClass == V1_INTERFACE_CLASS &&
|
||||
!open_interface(tr, dev, desc->bInterfaceNumber)) {
|
||||
printc_dbg("olimex: rev 1 device\n");
|
||||
tr->in_ep = V1_IN_EP;
|
||||
tr->out_ep = V1_OUT_EP;
|
||||
!open_interface(tr, dev, desc->bInterfaceNumber,
|
||||
baud_rate))
|
||||
return 0;
|
||||
} else if (desc->bInterfaceClass == V2_INTERFACE_CLASS &&
|
||||
!open_interface(tr, dev, desc->bInterfaceNumber)) {
|
||||
printc_dbg("olimex: rev 2 device\n");
|
||||
tr->in_ep = V2_IN_EP;
|
||||
tr->out_ep = V2_OUT_EP;
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
return -1;
|
||||
|
@ -202,14 +193,14 @@ static int open_device(struct olimex_transport *tr, struct usb_device *dev)
|
|||
|
||||
static int usbtr_send(transport_t tr_base, const uint8_t *data, int len)
|
||||
{
|
||||
struct olimex_transport *tr = (struct olimex_transport *)tr_base;
|
||||
struct cp210x_transport *tr = (struct cp210x_transport *)tr_base;
|
||||
int sent;
|
||||
|
||||
#ifdef DEBUG_OLIMEX
|
||||
#ifdef DEBUG_CP210X
|
||||
debug_hexdump(__FILE__ ": USB transfer out", data, len);
|
||||
#endif
|
||||
while (len) {
|
||||
sent = usb_bulk_write(tr->handle, tr->out_ep,
|
||||
sent = usb_bulk_write(tr->handle, V1_OUT_EP,
|
||||
(char *)data, len, TIMEOUT);
|
||||
if (sent <= 0) {
|
||||
pr_error(__FILE__": can't send data");
|
||||
|
@ -225,17 +216,17 @@ static int usbtr_send(transport_t tr_base, const uint8_t *data, int len)
|
|||
|
||||
static int usbtr_recv(transport_t tr_base, uint8_t *databuf, int max_len)
|
||||
{
|
||||
struct olimex_transport *tr = (struct olimex_transport *)tr_base;
|
||||
struct cp210x_transport *tr = (struct cp210x_transport *)tr_base;
|
||||
int rlen;
|
||||
|
||||
#ifdef DEBUG_OLIMEX
|
||||
#ifdef DEBUG_CP210X
|
||||
printc(__FILE__": %s : read max %d\n", __FUNCTION__, max_len);
|
||||
#endif
|
||||
|
||||
rlen = usb_bulk_read(tr->handle, tr->in_ep, (char *)databuf,
|
||||
rlen = usb_bulk_read(tr->handle, V1_IN_EP, (char *)databuf,
|
||||
max_len, TIMEOUT);
|
||||
|
||||
#ifdef DEBUG_OLIMEX
|
||||
#ifdef DEBUG_CP210X
|
||||
printc(__FILE__": %s : read %d\n", __FUNCTION__, rlen);
|
||||
#endif
|
||||
|
||||
|
@ -244,7 +235,7 @@ static int usbtr_recv(transport_t tr_base, uint8_t *databuf, int max_len)
|
|||
return -1;
|
||||
}
|
||||
|
||||
#ifdef DEBUG_OLIMEX
|
||||
#ifdef DEBUG_CP210X
|
||||
debug_hexdump(__FILE__": USB transfer in", databuf, rlen);
|
||||
#endif
|
||||
|
||||
|
@ -253,7 +244,7 @@ static int usbtr_recv(transport_t tr_base, uint8_t *databuf, int max_len)
|
|||
|
||||
static void usbtr_destroy(transport_t tr_base)
|
||||
{
|
||||
struct olimex_transport *tr = (struct olimex_transport *)tr_base;
|
||||
struct cp210x_transport *tr = (struct cp210x_transport *)tr_base;
|
||||
|
||||
usb_release_interface(tr->handle, tr->int_number);
|
||||
usb_close(tr->handle);
|
||||
|
@ -262,11 +253,11 @@ static void usbtr_destroy(transport_t tr_base)
|
|||
|
||||
static int usbtr_flush(transport_t tr_base)
|
||||
{
|
||||
struct olimex_transport *tr = (struct olimex_transport *)tr_base;
|
||||
struct cp210x_transport *tr = (struct cp210x_transport *)tr_base;
|
||||
char buf[64];
|
||||
|
||||
/* Flush out lingering data */
|
||||
while (usb_bulk_read(tr->handle, tr->in_ep,
|
||||
while (usb_bulk_read(tr->handle, V1_IN_EP,
|
||||
buf, sizeof(buf),
|
||||
100) > 0);
|
||||
|
||||
|
@ -275,11 +266,25 @@ static int usbtr_flush(transport_t tr_base)
|
|||
|
||||
static int usbtr_set_modem(transport_t tr_base, transport_modem_t state)
|
||||
{
|
||||
printc_err("olimex: unsupported operation: set_modem\n");
|
||||
return -1;
|
||||
struct cp210x_transport *tr = (struct cp210x_transport *)tr_base;
|
||||
int value = CP210X_WRITE_DTR | CP210X_WRITE_RTS;
|
||||
|
||||
/* DTR and RTS bits are active-low for this device */
|
||||
if (!(state & TRANSPORT_MODEM_DTR))
|
||||
value |= CP210X_DTR;
|
||||
if (!(state & TRANSPORT_MODEM_RTS))
|
||||
value |= CP210X_RTS;
|
||||
|
||||
if (usb_control_msg(tr->handle, CP210x_REQTYPE_HOST_TO_DEVICE,
|
||||
CP210X_SET_MHS, value, 0, NULL, 0, 300) < 0) {
|
||||
pr_error("cp210x: failed to set modem control lines\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct transport_class olimex_transport = {
|
||||
static const struct transport_class cp210x_class = {
|
||||
.destroy = usbtr_destroy,
|
||||
.send = usbtr_send,
|
||||
.recv = usbtr_recv,
|
||||
|
@ -287,9 +292,10 @@ static const struct transport_class olimex_transport = {
|
|||
.set_modem = usbtr_set_modem
|
||||
};
|
||||
|
||||
transport_t olimex_open(const char *devpath, const char *requested_serial)
|
||||
transport_t cp210x_open(const char *devpath, const char *requested_serial,
|
||||
int baud_rate, uint16_t product, uint16_t vendor)
|
||||
{
|
||||
struct olimex_transport *tr = malloc(sizeof(*tr));
|
||||
struct cp210x_transport *tr = malloc(sizeof(*tr));
|
||||
struct usb_device *dev;
|
||||
|
||||
if (!tr) {
|
||||
|
@ -297,29 +303,25 @@ transport_t olimex_open(const char *devpath, const char *requested_serial)
|
|||
return NULL;
|
||||
}
|
||||
|
||||
tr->base.ops = &olimex_transport;
|
||||
tr->base.ops = &cp210x_class;
|
||||
|
||||
usb_init();
|
||||
usb_find_busses();
|
||||
usb_find_devices();
|
||||
|
||||
if (devpath) {
|
||||
if (devpath)
|
||||
dev = usbutil_find_by_loc(devpath);
|
||||
} else {
|
||||
dev = usbutil_find_by_id(USB_FET_VENDOR, V1_PRODUCT,
|
||||
requested_serial);
|
||||
if (!dev)
|
||||
dev = usbutil_find_by_id(USB_FET_VENDOR, V2_PRODUCT,
|
||||
requested_serial);
|
||||
}
|
||||
else
|
||||
dev = usbutil_find_by_id(product, vendor, requested_serial);
|
||||
|
||||
if (!dev) {
|
||||
free(tr);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (open_device(tr, dev) < 0) {
|
||||
printc_err(__FILE__ ": failed to open Olimex device\n");
|
||||
if (open_device(tr, dev, baud_rate) < 0) {
|
||||
printc_err(__FILE__ ": failed to open CP210X device\n");
|
||||
free(tr);
|
||||
return NULL;
|
||||
}
|
||||
|
|
@ -0,0 +1,33 @@
|
|||
/* MSPDebug - debugging tool for MSP430 MCUs
|
||||
* Copyright (C) 2009-2012 Daniel Beer
|
||||
* Copyright (C) 2010 Peter Jansen
|
||||
*
|
||||
* 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 2 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, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#ifndef CP210X_H_
|
||||
#define CP210X_H_
|
||||
|
||||
#include "transport.h"
|
||||
|
||||
/* Search the USB bus for the first CP210x device, and initialize it. If
|
||||
* successful, a valid transport is returned.
|
||||
*
|
||||
* A particular USB device may be specified in bus:dev form.
|
||||
*/
|
||||
transport_t cp210x_open(const char *usb_device, const char *requested_serial,
|
||||
int baud_rate, uint16_t product, uint16_t vendor);
|
||||
|
||||
#endif
|
|
@ -48,7 +48,6 @@
|
|||
#include "gdbc.h"
|
||||
|
||||
#include "uif.h"
|
||||
#include "olimex.h"
|
||||
#include "rf2500.h"
|
||||
#include "tilib.h"
|
||||
#include "goodfet.h"
|
||||
|
@ -64,6 +63,7 @@ static const struct device_class *const driver_table[] = {
|
|||
&device_olimex,
|
||||
&device_olimex_v1,
|
||||
&device_olimex_iso,
|
||||
&device_olimex_iso_mk2,
|
||||
&device_sim,
|
||||
&device_uif,
|
||||
&device_bsl,
|
||||
|
|
Loading…
Reference in New Issue