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ST-LINK USB initial release 

ST-Link USB support added.

Change-Id: I2812646f2895b1529ff3f911edbdce7fa0051c8f
Signed-off-by: Mathias K <kesmtp@freenet.de>
Reviewed-on: http://openocd.zylin.com/261
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Mathias K 2011-12-21 17:03:11 +01:00 committed by Spencer Oliver
parent 1d873623a0
commit 1d75eb25e0
15 changed files with 1526 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
configure.ac
View File

@ -474,6 +474,10 @@ AC_ARG_ENABLE([buspirate],
AS_HELP_STRING([--enable-buspirate], [Enable building support for the Buspirate]), AS_HELP_STRING([--enable-buspirate], [Enable building support for the Buspirate]),
[build_buspirate=$enableval], [build_buspirate=no]) [build_buspirate=$enableval], [build_buspirate=no])
AC_ARG_ENABLE([stlink],
AS_HELP_STRING([--enable-stlink], [Enable building support for the ST-Link JTAG Programmer]),
[build_stlink=$enableval], [build_stlink=no])
AC_ARG_ENABLE([minidriver_dummy], AC_ARG_ENABLE([minidriver_dummy],
AS_HELP_STRING([--enable-minidriver-dummy], [Enable the dummy minidriver.]), AS_HELP_STRING([--enable-minidriver-dummy], [Enable the dummy minidriver.]),
[build_minidriver_dummy=$enableval], [build_minidriver_dummy=no]) [build_minidriver_dummy=$enableval], [build_minidriver_dummy=no])
@ -773,6 +777,12 @@ else
AC_DEFINE([BUILD_BUSPIRATE], [0], [0 if you don't want the Buspirate JTAG driver.]) AC_DEFINE([BUILD_BUSPIRATE], [0], [0 if you don't want the Buspirate JTAG driver.])
fi fi
if test $build_stlink = yes; then
AC_DEFINE(BUILD_STLINK, 1, [1 if you want the ST-Link JTAG driver.])
else
AC_DEFINE(BUILD_STLINK, 0, [0 if you don't want the ST-Link JTAG driver.])
fi
if test "$use_internal_jimtcl" = yes; then if test "$use_internal_jimtcl" = yes; then
if test -f "$srcdir/jimtcl/configure.ac"; then if test -f "$srcdir/jimtcl/configure.ac"; then
AX_CONFIG_SUBDIR_OPTION([jimtcl], [--disable-install-jim]) AX_CONFIG_SUBDIR_OPTION([jimtcl], [--disable-install-jim])
@ -1059,7 +1069,7 @@ fi
# Check for libusb1 ported drivers. # Check for libusb1 ported drivers.
build_usb_ng=no build_usb_ng=no
if test $build_jlink = yes; then if test $build_jlink = yes -o $build_stlink = yes; then
build_usb_ng=yes build_usb_ng=yes
fi fi
@ -1107,6 +1117,7 @@ AM_CONDITIONAL([ULINK], [test $build_ulink = yes])
AM_CONDITIONAL([ARMJTAGEW], [test $build_armjtagew = yes]) AM_CONDITIONAL([ARMJTAGEW], [test $build_armjtagew = yes])
AM_CONDITIONAL([REMOTE_BITBANG], [test $build_remote_bitbang = yes]) AM_CONDITIONAL([REMOTE_BITBANG], [test $build_remote_bitbang = yes])
AM_CONDITIONAL([BUSPIRATE], [test $build_buspirate = yes]) AM_CONDITIONAL([BUSPIRATE], [test $build_buspirate = yes])
AM_CONDITIONAL([STLINK], [test $build_stlink = yes])
AM_CONDITIONAL([USB], [test $build_usb = yes]) AM_CONDITIONAL([USB], [test $build_usb = yes])
AM_CONDITIONAL([USB_NG], [test $build_usb_ng = yes]) AM_CONDITIONAL([USB_NG], [test $build_usb_ng = yes])
AM_CONDITIONAL([USE_LIBUSB0], [test $use_libusb0 = yes]) AM_CONDITIONAL([USE_LIBUSB0], [test $use_libusb0 = yes])
@ -1219,6 +1230,7 @@ AC_CONFIG_FILES([
src/helper/Makefile src/helper/Makefile
src/jtag/Makefile src/jtag/Makefile
src/jtag/drivers/Makefile src/jtag/drivers/Makefile
src/jtag/stlink/Makefile
src/transport/Makefile src/transport/Makefile
src/xsvf/Makefile src/xsvf/Makefile
src/svf/Makefile src/svf/Makefile

6
src/jtag/Makefile.am
View File

@ -39,9 +39,15 @@ else
MINIDRIVER_IMP_DIR = $(srcdir)/drivers MINIDRIVER_IMP_DIR = $(srcdir)/drivers
DRIVERFILES += commands.c DRIVERFILES += commands.c
if STLINK
SUBDIRS += stlink
libjtag_la_LIBADD += $(top_builddir)/src/jtag/stlink/libocdstlink.la
endif
SUBDIRS += drivers SUBDIRS += drivers
libjtag_la_LIBADD += $(top_builddir)/src/jtag/drivers/libocdjtagdrivers.la libjtag_la_LIBADD += $(top_builddir)/src/jtag/drivers/libocdjtagdrivers.la
endif endif
# endif // MINIDRIVER # endif // MINIDRIVER

6
src/jtag/drivers/Makefile.am
View File

@ -94,6 +94,9 @@ endif
if REMOTE_BITBANG if REMOTE_BITBANG
DRIVERFILES += remote_bitbang.c DRIVERFILES += remote_bitbang.c
endif endif
if STLINK
DRIVERFILES += stlink_usb.c
endif
noinst_HEADERS = \ noinst_HEADERS = \
bitbang.h \ bitbang.h \
@ -103,6 +106,7 @@ noinst_HEADERS = \
rlink_dtc_cmd.h \ rlink_dtc_cmd.h \
rlink_ep1_cmd.h \ rlink_ep1_cmd.h \
rlink_st7.h \ rlink_st7.h \
usb_common.h usb_common.h \
stlink_usb.h
MAINTAINERCLEANFILES = $(srcdir)/Makefile.in MAINTAINERCLEANFILES = $(srcdir)/Makefile.in

658
src/jtag/drivers/stlink_usb.c Normal file
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@ -0,0 +1,658 @@
/***************************************************************************
* Copyright (C) 2011 by Mathias Kuester *
* Mathias Kuester <kesmtp@freenet.de> *
* *
* This code is based on https://github.com/texane/stlink *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/* project specific includes */
#include <helper/binarybuffer.h>
#include <jtag/interface.h>
#include <jtag/stlink/stlink_layout.h>
#include <jtag/stlink/stlink_interface.h>
#include <target/target.h>
#include "libusb_common.h"
#define ENDPOINT_IN 0x80
#define ENDPOINT_OUT 0x00
#define STLINK_RX_EP (1|ENDPOINT_IN)
#define STLINK_TX_EP (2|ENDPOINT_OUT)
#define STLINK_CMD_SIZE (16)
#define STLINK_TX_SIZE (4*128)
#define STLINK_RX_SIZE (4*128)
/** */
struct stlink_usb_handle_s {
/** */
struct jtag_libusb_device_handle *fd;
/** */
struct libusb_transfer *trans;
/** */
uint8_t txbuf[STLINK_TX_SIZE];
/** */
uint8_t rxbuf[STLINK_RX_SIZE];
};
#define STLINK_OK 0x80
#define STLINK_FALSE 0x81
#define STLINK_CORE_RUNNING 0x80
#define STLINK_CORE_HALTED 0x81
#define STLINK_CORE_STAT_UNKNOWN -1
#define STLINK_GET_VERSION 0xf1
#define STLINK_GET_CURRENT_MODE 0xf5
#define STLINK_DEBUG_COMMAND 0xF2
#define STLINK_DFU_COMMAND 0xF3
#define STLINK_DFU_EXIT 0x07
#define STLINK_DEV_DFU_MODE 0x00
#define STLINK_DEV_MASS_MODE 0x01
#define STLINK_DEV_DEBUG_MODE 0x02
#define STLINK_DEV_UNKNOWN_MODE -1
#define STLINK_DEBUG_ENTER 0x20
#define STLINK_DEBUG_EXIT 0x21
#define STLINK_DEBUG_READCOREID 0x22
#define STLINK_DEBUG_GETSTATUS 0x01
#define STLINK_DEBUG_FORCEDEBUG 0x02
#define STLINK_DEBUG_RESETSYS 0x03
#define STLINK_DEBUG_READALLREGS 0x04
#define STLINK_DEBUG_READREG 0x05
#define STLINK_DEBUG_WRITEREG 0x06
#define STLINK_DEBUG_READMEM_32BIT 0x07
#define STLINK_DEBUG_WRITEMEM_32BIT 0x08
#define STLINK_DEBUG_RUNCORE 0x09
#define STLINK_DEBUG_STEPCORE 0x0a
#define STLINK_DEBUG_SETFP 0x0b
#define STLINK_DEBUG_WRITEMEM_8BIT 0x0d
#define STLINK_DEBUG_CLEARFP 0x0e
#define STLINK_DEBUG_WRITEDEBUGREG 0x0f
#define STLINK_DEBUG_ENTER_SWD 0xa3
#define STLINK_DEBUG_ENTER_JTAG 0x00
#define STLINK_SWD_ENTER 0x30
#define STLINK_SWD_READCOREID 0x32
/** */
int stlink_usb_recv(void *handle, uint8_t *txbuf, int txsize, uint8_t *rxbuf,
int rxsize)
{
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
if (jtag_libusb_bulk_write(h->fd, STLINK_TX_EP, (char *)txbuf, txsize,
1000) != txsize) {
return ERROR_FAIL;
}
if (rxsize && rxbuf) {
if (jtag_libusb_bulk_read(h->fd, STLINK_RX_EP, (char *)rxbuf,
rxsize, 1000) != rxsize) {
return ERROR_FAIL;
}
}
return ERROR_OK;
}
/** */
void stlink_usb_init_buffer(void *handle)
{
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
memset(h->txbuf, 0, STLINK_CMD_SIZE);
}
/** */
int stlink_usb_version(void *handle)
{
int res;
uint16_t v;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_GET_VERSION;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 6);
if (res != ERROR_OK)
return res;
v = (h->rxbuf[0] << 8) | h->rxbuf[1];
LOG_DEBUG("STLINK v%d", (v >> 12) & 0x0f);
LOG_DEBUG("JTAG v%d", (v >> 6) & 0x3f);
LOG_DEBUG("SWIM v%d", v & 0x3f);
LOG_DEBUG("VID %04X", buf_get_u32(h->rxbuf, 16, 16));
LOG_DEBUG("PID %04X", buf_get_u32(h->rxbuf, 32, 16));
return ERROR_OK;
}
/** */
int stlink_usb_current_mode(void *handle, uint8_t *mode)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_GET_CURRENT_MODE;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 2);
if (res != ERROR_OK)
return res;
*mode = h->rxbuf[0];
return ERROR_OK;
}
/** */
int stlink_usb_dfu_mode_leave(void *handle)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DFU_COMMAND;
h->txbuf[1] = STLINK_DFU_EXIT;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, 0, 0);
if (res != ERROR_OK)
return res;
return ERROR_OK;
}
/** */
int stlink_usb_swd_mode_enter(void *handle)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_ENTER;
h->txbuf[2] = STLINK_DEBUG_ENTER_SWD;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, 0, 0);
if (res != ERROR_OK)
return res;
return ERROR_OK;
}
/** */
int stlink_usb_debug_mode_leave(void *handle)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_EXIT;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, 0, 0);
if (res != ERROR_OK)
return res;
return ERROR_OK;
}
/** */
int stlink_usb_init_mode(void *handle)
{
int res;
uint8_t mode;
assert(handle != NULL);
res = stlink_usb_current_mode(handle, &mode);
if (res != ERROR_OK)
return res;
LOG_DEBUG("MODE: %02X", mode);
if (mode == STLINK_DEV_DFU_MODE) {
res = stlink_usb_dfu_mode_leave(handle);
if (res != ERROR_OK)
return res;
}
res = stlink_usb_current_mode(handle, &mode);
if (res != ERROR_OK)
return res;
LOG_DEBUG("MODE: %02X", mode);
if (mode != STLINK_DEV_DEBUG_MODE) {
res = stlink_usb_swd_mode_enter(handle);
if (res != ERROR_OK)
return res;
}
res = stlink_usb_current_mode(handle, &mode);
if (res != ERROR_OK)
return res;
LOG_DEBUG("MODE: %02X", mode);
return ERROR_OK;
}
/** */
int stlink_usb_idcode(void *handle, uint32_t *idcode)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_READCOREID;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 4);
if (res != ERROR_OK)
return res;
*idcode = le_to_h_u32(h->rxbuf);
LOG_DEBUG("IDCODE: %08X", *idcode);
return ERROR_OK;
}
/** */
enum target_state stlink_usb_state(void *handle)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_GETSTATUS;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 2);
if (res != ERROR_OK)
return TARGET_UNKNOWN;
if (h->rxbuf[0] == STLINK_CORE_RUNNING)
return TARGET_RUNNING;
if (h->rxbuf[0] == STLINK_CORE_HALTED)
return TARGET_HALTED;
return TARGET_UNKNOWN;
}
/** */
int stlink_usb_reset(void *handle)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_RESETSYS;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 2);
if (res != ERROR_OK)
return res;
LOG_DEBUG("RESET: %08X", h->rxbuf[0]);
return ERROR_OK;
}
/** */
int stlink_usb_run(void *handle)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_RUNCORE;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 2);
if (res != ERROR_OK)
return res;
return ERROR_OK;
}
/** */
int stlink_usb_halt(void *handle)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_FORCEDEBUG;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 2);
if (res != ERROR_OK)
return res;
return ERROR_OK;
}
/** */
int stlink_usb_step(void *handle)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_STEPCORE;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 2);
if (res != ERROR_OK)
return res;
return ERROR_OK;
}
/** */
int stlink_usb_read_regs(void *handle)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_READALLREGS;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 84);
if (res != ERROR_OK)
return res;
return ERROR_OK;
}
/** */
int stlink_usb_read_reg(void *handle, int num, uint32_t *val)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_READREG;
h->txbuf[2] = num;
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 4);
if (res != ERROR_OK)
return res;
*val = le_to_h_u32(h->rxbuf);
return ERROR_OK;
}
/** */
int stlink_usb_write_reg(void *handle, int num, uint32_t val)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_WRITEREG;
h->txbuf[2] = num;
h_u32_to_le(h->txbuf + 3, val);
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, 2);
if (res != ERROR_OK)
return res;
return ERROR_OK;
}
/** */
int stlink_usb_read_mem32(void *handle, uint32_t addr, uint16_t len,
uint32_t *buffer)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
len *= 4;
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_READMEM_32BIT;
h_u32_to_le(h->txbuf + 2, addr);
h_u16_to_le(h->txbuf + 2 + 4, len);
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, h->rxbuf, len);
if (res != ERROR_OK)
return res;
memcpy(buffer, h->rxbuf, len);
return ERROR_OK;
}
/** */
int stlink_usb_write_mem32(void *handle, uint32_t addr, uint16_t len,
uint32_t *buffer)
{
int res;
struct stlink_usb_handle_s *h;
assert(handle != NULL);
h = (struct stlink_usb_handle_s *)handle;
stlink_usb_init_buffer(handle);
len *= 4;
h->txbuf[0] = STLINK_DEBUG_COMMAND;
h->txbuf[1] = STLINK_DEBUG_WRITEMEM_32BIT;
h_u32_to_le(h->txbuf + 2, addr);
h_u16_to_le(h->txbuf + 2 + 4, len);
res = stlink_usb_recv(handle, h->txbuf, STLINK_CMD_SIZE, 0, 0);
if (res != ERROR_OK)
return res;
res = stlink_usb_recv(handle, (uint8_t *) buffer, len, 0, 0);
if (res != ERROR_OK)
return res;
memcpy(buffer, h->rxbuf, len);
return ERROR_OK;
}
/** */
int stlink_usb_open(struct stlink_interface_param_s *param, void **fd)
{
struct stlink_usb_handle_s *h;
LOG_DEBUG("stlink_usb_open");
h = malloc(sizeof(struct stlink_usb_handle_s));
if (h == 0) {
LOG_DEBUG("stlink_open_usb: malloc failed");
return ERROR_FAIL;
}
const uint16_t vids[] = { param->vid, 0 };
const uint16_t pids[] = { param->pid, 0 };
LOG_DEBUG("stlink_open_usb: vid: %04x pid: %04x", param->vid,
param->pid);
if (jtag_libusb_open(vids, pids, &h->fd) != ERROR_OK) {
LOG_DEBUG("stlink_open_usb: open failed");
return ERROR_FAIL;
}
jtag_libusb_set_configuration(h->fd, 0);
if (jtag_libusb_claim_interface(h->fd, 0) != ERROR_OK) {
LOG_DEBUG("stlink_open_usb: claim failed");
return ERROR_FAIL;
}
stlink_usb_init_mode(h);
stlink_usb_version(h);
*fd = h;
return ERROR_OK;
}
/** */
struct stlink_layout_api_s stlink_layout_api = {
/** */
.open = stlink_usb_open,
/** */
.idcode = stlink_usb_idcode,
/** */
.state = stlink_usb_state,
/** */
.reset = stlink_usb_reset,
/** */
.run = stlink_usb_run,
/** */
.halt = stlink_usb_halt,
/** */
.step = stlink_usb_step,
/** */
.read_regs = stlink_usb_read_regs,
/** */
.read_reg = stlink_usb_read_reg,
/** */
.write_reg = stlink_usb_write_reg,
/** */
.read_mem32 = stlink_usb_read_mem32,
/** */
.write_mem32 = stlink_usb_write_mem32,
};

7
src/jtag/drivers/stlink_usb.h Normal file
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@ -0,0 +1,7 @@
#ifndef _STLINK_USB_H_
#define _STLINK_USB_H_
/** */
void *stlink_open_usb(struct stlink_interface_param_s *param);
#endif

6
src/jtag/interfaces.c
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@ -100,6 +100,9 @@ extern struct jtag_interface buspirate_interface;
#if BUILD_REMOTE_BITBANG == 1 #if BUILD_REMOTE_BITBANG == 1
extern struct jtag_interface remote_bitbang_interface; extern struct jtag_interface remote_bitbang_interface;
#endif #endif
#if BUILD_STLINK == 1
extern struct jtag_interface stlink_interface;
#endif
#endif // standard drivers #endif // standard drivers
/** /**
@ -169,6 +172,9 @@ struct jtag_interface *jtag_interfaces[] = {
#if BUILD_REMOTE_BITBANG == 1 #if BUILD_REMOTE_BITBANG == 1
&remote_bitbang_interface, &remote_bitbang_interface,
#endif #endif
#if BUILD_STLINK == 1
&stlink_interface,
#endif
#endif // standard drivers #endif // standard drivers
NULL, NULL,
}; };

22
src/jtag/stlink/Makefile.am Normal file
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@ -0,0 +1,22 @@
include $(top_srcdir)/common.mk
noinst_LTLIBRARIES = libocdstlink.la
libocdstlink_la_SOURCES = \
$(STLINKFILES)
nobase_dist_pkglib_DATA =
STLINKFILES =
if STLINK
STLINKFILES += stlink_transport.c
STLINKFILES += stlink_tcl.c
STLINKFILES += stlink_interface.c
STLINKFILES += stlink_layout.c
endif
noinst_HEADERS = \
stlink_tcl.h
MAINTAINERCLEANFILES = $(srcdir)/Makefile.in

225
src/jtag/stlink/stlink_interface.c Normal file
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/***************************************************************************
* Copyright (C) 2011 by Mathias Kuester *
* Mathias Kuester <kesmtp@freenet.de> *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/* project specific includes */
#include <jtag/interface.h>
#include <transport/transport.h>
#include <helper/time_support.h>
#include <jtag/stlink/stlink_tcl.h>
#include <jtag/stlink/stlink_layout.h>
#include <jtag/stlink/stlink_interface.h>
#include <target/target.h>
static struct stlink_interface_s stlink_if = { {0, 0, 0, 0}, 0, 0 };
int stlink_interface_open(void)
{
LOG_DEBUG("stlink_interface_open");
return stlink_if.layout->open(&stlink_if);
}
int stlink_interface_init_target(struct target *t)
{
int res;
/* this is the interface for the current target and we
* can setup the private pointer in the tap structure
* if the interface match the tap idcode
*/
res = stlink_if.layout->api->idcode(stlink_if.fd, &t->tap->idcode);
if (res != ERROR_OK)
return res;
unsigned ii, limit = t->tap->expected_ids_cnt;
int found = 0;
for (ii = 0; ii < limit; ii++) {
uint32_t expected = t->tap->expected_ids[ii];
if (t->tap->idcode == expected) {
found = 1;
break;
}
}
if (found == 0) {
LOG_ERROR
("stlink_interface_init_target: target not found: idcode: %x ",
t->tap->idcode);
return ERROR_FAIL;
}
t->tap->priv = &stlink_if;
t->tap->hasidcode = 1;
return ERROR_OK;
}
static int stlink_interface_init(void)
{
LOG_DEBUG("stlink_interface_init");
/* here we can initialize the layout */
return stlink_layout_init(&stlink_if);
}
static int stlink_interface_quit(void)
{
LOG_DEBUG("stlink_interface_quit");
return ERROR_OK;
}
static int stlink_interface_speed(int speed)
{
LOG_DEBUG("stlink_interface_speed: ignore speed %d", speed);
return ERROR_OK;
}
static int stlink_interface_execute_queue(void)
{
LOG_DEBUG("stlink_interface_execute_queue: ignored");
return ERROR_OK;
}
COMMAND_HANDLER(stlink_interface_handle_device_desc_command)
{
LOG_DEBUG("stlink_interface_handle_device_desc_command");
if (CMD_ARGC == 1) {
stlink_if.param.device_desc = strdup(CMD_ARGV[0]);
} else {
LOG_ERROR
("expected exactly one argument to stlink_device_desc <description>");
}
return ERROR_OK;
}
COMMAND_HANDLER(stlink_interface_handle_serial_command)
{
LOG_DEBUG("stlink_interface_handle_serial_command");
if (CMD_ARGC == 1) {
stlink_if.param.serial = strdup(CMD_ARGV[0]);
} else {
LOG_ERROR
("expected exactly one argument to stlink_serial <serial-number>");
}
return ERROR_OK;
}
COMMAND_HANDLER(stlink_interface_handle_layout_command)
{
LOG_DEBUG("stlink_interface_handle_layout_command");
if (CMD_ARGC != 1) {
LOG_ERROR("Need exactly one argument to stlink_layout");
return ERROR_COMMAND_SYNTAX_ERROR;
}
if (stlink_if.layout) {
LOG_ERROR("already specified stlink_layout %s",
stlink_if.layout->name);
return (strcmp(stlink_if.layout->name, CMD_ARGV[0]) != 0)
? ERROR_FAIL : ERROR_OK;
}
for (const struct stlink_layout *l = stlink_layout_get_list(); l->name;
l++) {
if (strcmp(l->name, CMD_ARGV[0]) == 0) {
stlink_if.layout = l;
return ERROR_OK;
}
}
LOG_ERROR("No STLINK layout '%s' found", CMD_ARGV[0]);
return ERROR_FAIL;
}
COMMAND_HANDLER(stlink_interface_handle_vid_pid_command)
{
LOG_DEBUG("stlink_interface_handle_vid_pid_command");
if (CMD_ARGC != 2) {
LOG_WARNING
("ignoring extra IDs in stlink_vid_pid (maximum is 1 pair)");
return ERROR_COMMAND_SYNTAX_ERROR;
}
COMMAND_PARSE_NUMBER(u16, CMD_ARGV[0], stlink_if.param.vid);
COMMAND_PARSE_NUMBER(u16, CMD_ARGV[1], stlink_if.param.pid);
return ERROR_OK;
}
static const struct command_registration stlink_interface_command_handlers[] = {
{
.name = "stlink_device_desc",
.handler = &stlink_interface_handle_device_desc_command,
.mode = COMMAND_CONFIG,
.help = "set the stlink device description of the STLINK device",
.usage = "description_string",
},
{
.name = "stlink_serial",
.handler = &stlink_interface_handle_serial_command,
.mode = COMMAND_CONFIG,
.help = "set the serial number of the STLINK device",
.usage = "serial_string",
},
{
.name = "stlink_layout",
.handler = &stlink_interface_handle_layout_command,
.mode = COMMAND_CONFIG,
.help = "set the layout of the STLINK to usb or sg",
.usage = "layout_name",
},
{
.name = "stlink_vid_pid",
.handler = &stlink_interface_handle_vid_pid_command,
.mode = COMMAND_CONFIG,
.help = "the vendor and product ID of the STLINK device",
.usage = "(vid pid)* ",
},
COMMAND_REGISTRATION_DONE
};
struct jtag_interface stlink_interface = {
.name = "stlink",
.supported = 0,
.commands = stlink_interface_command_handlers,
.transports = stlink_transports,
.init = stlink_interface_init,
.quit = stlink_interface_quit,
.speed = stlink_interface_speed,
.execute_queue = stlink_interface_execute_queue,
};

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/***************************************************************************
* Copyright (C) 2011 by Mathias Kuester *
* Mathias Kuester <kesmtp@freenet.de> *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef _STLINK_INTERFACE_
#define _STLINK_INTERFACE_
/** */
struct target;
/** */
extern const char *stlink_transports[];
struct stlink_interface_param_s {
/** */
char *device_desc;
/** */
char *serial;
/** */
uint16_t vid;
/** */
uint16_t pid;
};
struct stlink_interface_s {
/** */
struct stlink_interface_param_s param;
/** */
const struct stlink_layout *layout;
/** */
void *fd;
};
/** */
int stlink_interface_open(void);
/** */
int stlink_interface_init_target(struct target *t);
#endif

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/***************************************************************************
* Copyright (C) 2011 by Mathias Kuester *
* Mathias Kuester <kesmtp@freenet.de> *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/* project specific includes */
#include <jtag/interface.h>
#include <transport/transport.h>
#include <helper/time_support.h>
#include <jtag/stlink/stlink_layout.h>
#include <jtag/stlink/stlink_tcl.h>
#include <jtag/stlink/stlink_interface.h>
#define STLINK_LAYOUT_UNKNOWN 0
#define STLINK_LAYOUT_SG 1
#define STLINK_LAYOUT_USB 2
static int stlink_layout_open(struct stlink_interface_s *stlink_if)
{
int res;
LOG_DEBUG("stlink_layout_open");
stlink_if->fd = NULL;
res = stlink_if->layout->api->open(&stlink_if->param, &stlink_if->fd);
if (res != ERROR_OK) {
LOG_DEBUG("stlink_layout_open: failed");
return res;
}
return ERROR_OK;
}
static int stlink_layout_close(struct stlink_interface_s *stlink_if)
{
return ERROR_OK;
}
static const struct stlink_layout stlink_layouts[] = {
{
.name = "usb",
.type = STLINK_LAYOUT_USB,
.open = stlink_layout_open,
.close = stlink_layout_close,
.api = &stlink_layout_api,
},
{.name = NULL, /* END OF TABLE */ },
};
/** */
const struct stlink_layout *stlink_layout_get_list(void)
{
return stlink_layouts;
}
int stlink_layout_init(struct stlink_interface_s *stlink_if)
{
LOG_DEBUG("stlink_layout_init");
stlink_if->layout = &stlink_layouts[0];
return ERROR_OK;
}

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/***************************************************************************
* Copyright (C) 2011 by Mathias Kuester *
* Mathias Kuester <kesmtp@freenet.de> *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef _STLINK_LAYOUT_H_
#define _STLINK_LAYOUT_H_
/** */
struct stlink_interface_s;
struct stlink_interface_param_s;
/** */
extern struct stlink_layout_api_s stlink_layout_api;
/** */
struct stlink_layout_api_s {
/** */
int (*open) (struct stlink_interface_param_s *param, void **fd);
/** */
int (*close) (void *fd);
/** */
int (*reset) (void *fd);
/** */
int (*run) (void *fd);
/** */
int (*halt) (void *fd);
/** */
int (*step) (void *fd);
/** */
int (*read_regs) (void *fd);
/** */
int (*read_reg) (void *fd, int num, uint32_t *val);
/** */
int (*write_reg) (void *fd, int num, uint32_t val);
/** */
int (*read_mem32) (void *handle, uint32_t addr, uint16_t len,
uint32_t *buffer);
/** */
int (*write_mem32) (void *handle, uint32_t addr, uint16_t len,
uint32_t *buffer);
/** */
int (*idcode) (void *fd, uint32_t *idcode);
/** */
enum target_state (*state) (void *fd);
};
/** */
struct stlink_layout {
/** */
char *name;
/** */
int type;
/** */
int (*open) (struct stlink_interface_s *stlink_if);
/** */
int (*close) (struct stlink_interface_s *stlink_if);
/** */
struct stlink_layout_api_s *api;
};
/** */
const struct stlink_layout *stlink_layout_get_list(void);
/** */
int stlink_layout_init(struct stlink_interface_s *stlink_if);
#endif

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/***************************************************************************
* Copyright (C) 2011 by Mathias Kuester *
* Mathias Kuester <kesmtp@freenet.de> *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/* project specific includes */
#include <jtag/interface.h>
#include <transport/transport.h>
#include <helper/time_support.h>
static int jim_newtap_expected_id(Jim_Nvp *n, Jim_GetOptInfo *goi,
struct jtag_tap *pTap)
{
jim_wide w;
int e = Jim_GetOpt_Wide(goi, &w);
if (e != JIM_OK) {
Jim_SetResultFormatted(goi->interp, "option: %s bad parameter",
n->name);
return e;
}
unsigned expected_len = sizeof(uint32_t) * pTap->expected_ids_cnt;
uint32_t *new_expected_ids = malloc(expected_len + sizeof(uint32_t));
if (new_expected_ids == NULL) {
Jim_SetResultFormatted(goi->interp, "no memory");
return JIM_ERR;
}
memcpy(new_expected_ids, pTap->expected_ids, expected_len);
new_expected_ids[pTap->expected_ids_cnt] = w;
free(pTap->expected_ids);
pTap->expected_ids = new_expected_ids;
pTap->expected_ids_cnt++;
return JIM_OK;
}
#define NTAP_OPT_EXPECTED_ID 0
static int jim_stlink_newtap_cmd(Jim_GetOptInfo *goi)
{
struct jtag_tap *pTap;
int x;
int e;
Jim_Nvp *n;
char *cp;
const Jim_Nvp opts[] = {
{.name = "-expected-id", .value = NTAP_OPT_EXPECTED_ID},
{.name = NULL, .value = -1},
};
pTap = calloc(1, sizeof(struct jtag_tap));
if (!pTap) {
Jim_SetResultFormatted(goi->interp, "no memory");
return JIM_ERR;
}
/*
* we expect CHIP + TAP + OPTIONS
* */
if (goi->argc < 3) {
Jim_SetResultFormatted(goi->interp,
"Missing CHIP TAP OPTIONS ....");
free(pTap);
return JIM_ERR;
}
Jim_GetOpt_String(goi, &cp, NULL);
pTap->chip = strdup(cp);
Jim_GetOpt_String(goi, &cp, NULL);
pTap->tapname = strdup(cp);
/* name + dot + name + null */
x = strlen(pTap->chip) + 1 + strlen(pTap->tapname) + 1;
cp = malloc(x);
sprintf(cp, "%s.%s", pTap->chip, pTap->tapname);
pTap->dotted_name = cp;
LOG_DEBUG("Creating New Tap, Chip: %s, Tap: %s, Dotted: %s, %d params",
pTap->chip, pTap->tapname, pTap->dotted_name, goi->argc);
while (goi->argc) {
e = Jim_GetOpt_Nvp(goi, opts, &n);
if (e != JIM_OK) {
Jim_GetOpt_NvpUnknown(goi, opts, 0);
free((void *)pTap->dotted_name);
free(pTap);
return e;
}
LOG_DEBUG("Processing option: %s", n->name);
switch (n->value) {
case NTAP_OPT_EXPECTED_ID:
e = jim_newtap_expected_id(n, goi, pTap);
if (JIM_OK != e) {
free((void *)pTap->dotted_name);
free(pTap);
return e;
}
break;
} /* switch (n->value) */
} /* while (goi->argc) */
/* default is enabled-after-reset */
pTap->enabled = !pTap->disabled_after_reset;
jtag_tap_init(pTap);
return JIM_OK;
}
int jim_stlink_newtap(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
{
Jim_GetOptInfo goi;
Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
return jim_stlink_newtap_cmd(&goi);
}

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/***************************************************************************
* Copyright (C) 2011 by Mathias Kuester *
* Mathias Kuester <kesmtp@freenet.de> *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef _STLINK_TCL_
#define _STLINK_TCL_
/** */
int jim_stlink_newtap(Jim_Interp *interp, int argc, Jim_Obj * const *argv);
#endif

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/***************************************************************************
* Copyright (C) 2011 by Mathias Kuester *
* Mathias Kuester <kesmtp@freenet.de> *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/* project specific includes */
#include <jtag/interface.h>
#include <jtag/tcl.h>
#include <transport/transport.h>
#include <helper/time_support.h>
#include <target/target.h>
#include <jtag/stlink/stlink_tcl.h>
#include <jtag/stlink/stlink_interface.h>
COMMAND_HANDLER(stlink_transport_jtag_command)
{
LOG_DEBUG("stlink_transport_jtag_command");
return ERROR_OK;
}
static const struct command_registration
stlink_transport_stlink_subcommand_handlers[] = {
{
.name = "newtap",
.mode = COMMAND_CONFIG,
.jim_handler = jim_stlink_newtap,
.help = "Create a new TAP instance named basename.tap_type, "
"and appends it to the scan chain.",
.usage = "basename tap_type '-irlen' count "
"['-expected_id' number] ",
},
COMMAND_REGISTRATION_DONE
};
static const struct command_registration
stlink_transport_jtag_subcommand_handlers[] = {
{
.name = "init",
.mode = COMMAND_ANY,
.handler = stlink_transport_jtag_command,
},
{
.name = "arp_init",
.mode = COMMAND_ANY,
.handler = stlink_transport_jtag_command,
},
{
.name = "arp_init-reset",
.mode = COMMAND_ANY,
.handler = stlink_transport_jtag_command,
},
{
.name = "tapisenabled",
.mode = COMMAND_EXEC,
.jim_handler = jim_jtag_tap_enabler,
},
{
.name = "tapenable",
.mode = COMMAND_EXEC,
.jim_handler = jim_jtag_tap_enabler,
},
{
.name = "tapdisable",
.mode = COMMAND_EXEC,
.handler = stlink_transport_jtag_command,
},
{
.name = "configure",
.mode = COMMAND_EXEC,
.handler = stlink_transport_jtag_command,
},
{
.name = "cget",
.mode = COMMAND_EXEC,
.jim_handler = jim_jtag_configure,
},
{
.name = "names",
.mode = COMMAND_ANY,
.handler = stlink_transport_jtag_command,
},
COMMAND_REGISTRATION_DONE
};
static const struct command_registration stlink_transport_command_handlers[] = {
{
.name = "stlink",
.mode = COMMAND_ANY,
.help = "perform stlink actions",
.chain = stlink_transport_stlink_subcommand_handlers,
},
{
.name = "jtag",
.mode = COMMAND_ANY,
.chain = stlink_transport_jtag_subcommand_handlers,
},
COMMAND_REGISTRATION_DONE
};
static int stlink_transport_register_commands(struct command_context *cmd_ctx)
{
return register_commands(cmd_ctx, NULL,
stlink_transport_command_handlers);
}
static int stlink_transport_init(struct command_context *cmd_ctx)
{
LOG_DEBUG("stlink_transport_init");
struct target *t = get_current_target(cmd_ctx);
if (!t) {
LOG_ERROR("stlink_transport_init: no current target");
return ERROR_FAIL;
}
stlink_interface_open();
return stlink_interface_init_target(t);
}
static int stlink_transport_select(struct command_context *ctx)
{
LOG_DEBUG("stlink_transport_select");
int retval;
/* NOTE: interface init must already have been done.
* That works with only C code ... no Tcl glue required.
*/
retval = stlink_transport_register_commands(ctx);
if (retval != ERROR_OK)
return retval;
return ERROR_OK;
}
static struct transport stlink_transport = {
.name = "stlink",
.select = stlink_transport_select,
.init = stlink_transport_init,
};
const char *stlink_transports[] = { "stlink", NULL };
static void stlink_constructor(void) __attribute__ ((constructor));
static void stlink_constructor(void)
{
transport_register(&stlink_transport);
}
bool transport_is_stlink(void)
{
return get_current_transport() == &stlink_transport;
}

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/***************************************************************************
* Copyright (C) 2011 by Mathias Kuester *
* Mathias Kuester <kesmtp@freenet.de> *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef _STLINK_TRANSPORT_
#define _STLINK_TRANSPORT_
#endif