+++ /dev/null
-/***************************************************************************
- * Copyright (C) 2007,2008 Øyvind Harboe *
- * Copyright (C) 2008 Duane Ellis *
- * *
- * 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
-
-#include "tclapi.h"
-#include "../target/target.h"
-#include "../jtag/jtag.h"
-#include "../flash/flash.h"
-
-#include <string.h>
-
-
-static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
-{
- char *namebuf;
- Jim_Obj *nameObjPtr, *valObjPtr;
- int result;
-
- namebuf = alloc_printf("%s(%d)", varname, idx);
- if (!namebuf)
- return JIM_ERR;
-
- nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
- valObjPtr = Jim_NewIntObj(interp, val);
- if (!nameObjPtr || !valObjPtr)
- {
- free(namebuf);
- return JIM_ERR;
- }
-
- Jim_IncrRefCount(nameObjPtr);
- Jim_IncrRefCount(valObjPtr);
- result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
- Jim_DecrRefCount(interp, nameObjPtr);
- Jim_DecrRefCount(interp, valObjPtr);
- free(namebuf);
- /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
- return result;
-}
-
-static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
-{
- target_t *target;
- command_context_t *context;
- long l;
- u32 width;
- int len;
- u32 addr;
- unsigned count;
- u32 v;
- const char *varname;
- u8 buffer[4096];
- unsigned i, n;
- int e, retval;
-
- /* argv[1] = name of array to receive the data
- * argv[2] = desired width
- * argv[3] = memory address
- * argv[4] = count of times to read
- */
- if (argc != 5) {
- Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
- return JIM_ERR;
- }
- varname = Jim_GetString(argv[1], &len);
- /* given "foo" get space for worse case "foo(%d)" .. add 20 */
-
- e = Jim_GetLong(interp, argv[2], &l);
- width = l;
- if (e != JIM_OK) {
- return e;
- }
-
- e = Jim_GetLong(interp, argv[3], &l);
- addr = l;
- if (e != JIM_OK) {
- return e;
- }
- e = Jim_GetLong(interp, argv[4], &l);
- len = l;
- if (e != JIM_OK) {
- return e;
- }
- switch (width) {
- case 8:
- width = 1;
- break;
- case 16:
- width = 2;
- break;
- case 32:
- width = 4;
- break;
- default:
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
- return JIM_ERR;
- }
- if (len == 0) {
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
- return JIM_ERR;
- }
- if ((addr + (len * width)) < addr) {
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
- return JIM_ERR;
- }
- /* absurd transfer size? */
- if (len > 65536) {
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
- return JIM_ERR;
- }
-
- if ((width == 1) ||
- ((width == 2) && ((addr & 1) == 0)) ||
- ((width == 4) && ((addr & 3) == 0))) {
- /* all is well */
- } else {
- char buf[100];
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- sprintf(buf, "mem2array address: 0x%08x is not aligned for %d byte reads", addr, width);
- Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
- return JIM_ERR;
- }
-
- context = Jim_GetAssocData(interp, "context");
- if (context == NULL)
- {
- LOG_ERROR("mem2array: no command context");
- return JIM_ERR;
- }
- target = get_current_target(context);
- if (target == NULL)
- {
- LOG_ERROR("mem2array: no current target");
- return JIM_ERR;
- }
-
- /* Transfer loop */
-
- /* index counter */
- n = 0;
- /* assume ok */
- e = JIM_OK;
- while (len) {
- /* Slurp... in buffer size chunks */
-
- count = len; /* in objects.. */
- if (count > (sizeof(buffer)/width)) {
- count = (sizeof(buffer)/width);
- }
-
- retval = target->type->read_memory( target, addr, width, count, buffer );
- if (retval != ERROR_OK) {
- /* BOO !*/
- LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
- e = JIM_ERR;
- len = 0;
- } else {
- v = 0; /* shut up gcc */
- for (i = 0 ;i < count ;i++, n++) {
- switch (width) {
- case 4:
- v = target_buffer_get_u32(target, &buffer[i*width]);
- break;
- case 2:
- v = target_buffer_get_u16(target, &buffer[i*width]);
- break;
- case 1:
- v = buffer[i] & 0x0ff;
- break;
- }
- new_int_array_element(interp, varname, n, v);
- }
- len -= count;
- }
- }
-
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
-
- return JIM_OK;
-}
-
-static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
-{
- char *namebuf;
- Jim_Obj *nameObjPtr, *valObjPtr;
- int result;
- long l;
-
- namebuf = alloc_printf("%s(%d)", varname, idx);
- if (!namebuf)
- return JIM_ERR;
-
- nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
- if (!nameObjPtr)
- {
- free(namebuf);
- return JIM_ERR;
- }
-
- Jim_IncrRefCount(nameObjPtr);
- valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
- Jim_DecrRefCount(interp, nameObjPtr);
- free(namebuf);
- if (valObjPtr == NULL)
- return JIM_ERR;
-
- result = Jim_GetLong(interp, valObjPtr, &l);
- /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
- *val = l;
- return result;
-}
-
-static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
-{
- target_t *target;
- command_context_t *context;
- long l;
- u32 width;
- int len;
- u32 addr;
- u32 count;
- u32 v;
- const char *varname;
- u8 buffer[4096];
- int n, e, retval;
-
- /* argv[1] = name of array to get the data
- * argv[2] = desired width
- * argv[3] = memory address
- * argv[4] = count to write
- */
- if (argc != 5) {
- Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
- return JIM_ERR;
- }
- varname = Jim_GetString(argv[1], &len);
- /* given "foo" get space for worse case "foo(%d)" .. add 20 */
-
- e = Jim_GetLong(interp, argv[2], &l);
- width = l;
- if (e != JIM_OK) {
- return e;
- }
-
- e = Jim_GetLong(interp, argv[3], &l);
- addr = l;
- if (e != JIM_OK) {
- return e;
- }
- e = Jim_GetLong(interp, argv[4], &l);
- len = l;
- if (e != JIM_OK) {
- return e;
- }
- switch (width) {
- case 8:
- width = 1;
- break;
- case 16:
- width = 2;
- break;
- case 32:
- width = 4;
- break;
- default:
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
- return JIM_ERR;
- }
- if (len == 0) {
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
- return JIM_ERR;
- }
- if ((addr + (len * width)) < addr) {
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
- return JIM_ERR;
- }
- /* absurd transfer size? */
- if (len > 65536) {
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
- return JIM_ERR;
- }
-
- if ((width == 1) ||
- ((width == 2) && ((addr & 1) == 0)) ||
- ((width == 4) && ((addr & 3) == 0))) {
- /* all is well */
- } else {
- char buf[100];
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
- Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
- return JIM_ERR;
- }
-
- context = Jim_GetAssocData(interp, "context");
- if (context == NULL)
- {
- LOG_ERROR("array2mem: no command context");
- return JIM_ERR;
- }
- target = get_current_target(context);
- if (target == NULL)
- {
- LOG_ERROR("array2mem: no current target");
- return JIM_ERR;
- }
-
- /* Transfer loop */
-
- /* index counter */
- n = 0;
- /* assume ok */
- e = JIM_OK;
- while (len) {
- /* Slurp... in buffer size chunks */
-
- count = len; /* in objects.. */
- if (count > (sizeof(buffer)/width)) {
- count = (sizeof(buffer)/width);
- }
-
- v = 0; /* shut up gcc */
- for (unsigned i = 0 ;i < count ;i++, n++) {
- get_int_array_element(interp, varname, n, &v);
- switch (width) {
- case 4:
- target_buffer_set_u32(target, &buffer[i*width], v);
- break;
- case 2:
- target_buffer_set_u16(target, &buffer[i*width], v);
- break;
- case 1:
- buffer[i] = v & 0x0ff;
- break;
- }
- }
- len -= count;
-
- retval = target->type->write_memory(target, addr, width, count, buffer);
- if (retval != ERROR_OK) {
- /* BOO !*/
- LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
- e = JIM_ERR;
- len = 0;
- }
- }
-
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
-
- return JIM_OK;
-}
-
-int Jim_Command_drscan(Jim_Interp *interp, int argc, Jim_Obj *const *args)
-{
- int retval;
- scan_field_t *fields;
- int num_fields;
- int field_count = 0;
- int i, e;
- long device;
-
- /* args[1] = device
- * args[2] = num_bits
- * args[3] = hex string
- * ... repeat num bits and hex string ...
- */
- if ((argc < 4) || ((argc % 2)!=0))
- {
- Jim_WrongNumArgs(interp, 1, args, "<device> <num_bits1> <value1> <num_bits2> <value2> ...");
- return JIM_ERR;
- }
-
- for (i = 2; i < argc; i+=2)
- {
- long bits;
-
- e = Jim_GetLong(interp, args[i], &bits);
- if (e != JIM_OK)
- return e;
- }
-
- e = Jim_GetLong(interp, args[1], &device);
- if (e != JIM_OK)
- return e;
-
- num_fields=(argc-2)/2;
- fields = malloc(sizeof(scan_field_t) * num_fields);
- for (i = 2; i < argc; i+=2)
- {
- long bits;
- int len;
- const char *str;
-
- Jim_GetLong(interp, args[i], &bits);
- str = Jim_GetString(args[i+1], &len);
-
- fields[field_count].num_bits = bits;
- fields[field_count].out_value = malloc(CEIL(bits, 8));
- str_to_buf(str, len, fields[field_count].out_value, bits, 0);
- fields[field_count].in_value = fields[field_count].out_value;
- }
-
- jtag_add_dr_scan(num_fields, fields, TAP_INVALID);
- retval = jtag_execute_queue();
- if (retval != ERROR_OK)
- {
- Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
- Jim_AppendStrings(interp, Jim_GetResult(interp), "drscan: jtag execute failed", NULL);
- return JIM_ERR;
- }
-
- field_count=0;
- Jim_Obj *list = Jim_NewListObj(interp, NULL, 0);
- for (i = 2; i < argc; i+=2)
- {
- long bits;
- char *str;
-
- Jim_GetLong(interp, args[i], &bits);
- str = buf_to_str(fields[field_count].in_value, bits, 16);
- free(fields[field_count].out_value);
-
- Jim_ListAppendElement(interp, list, Jim_NewStringObj(interp, str, strlen(str)));
- free(str);
- field_count++;
- }
-
- Jim_SetResult(interp, list);
-
- free(fields);
-
- return JIM_OK;
-}
-
-static int jim_flash_banks(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
-{
-
- if (argc != 1) {
- Jim_WrongNumArgs(interp, 1, argv, "no arguments to flash_banks command");
- return JIM_ERR;
- }
-
- unsigned flash_banks = flash_get_bank_count();
- if (!flash_banks)
- {
- return JIM_ERR;
- }
-
- Jim_Obj *list=Jim_NewListObj(interp, NULL, 0);
- for (unsigned i = 0; i < flash_banks; i++)
- {
- flash_bank_t *p = get_flash_bank_by_num(i);
- Jim_Obj *elem=Jim_NewListObj(interp, NULL, 0);
-
- Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "name", -1));
- Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, p->driver->name, -1));
- Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "base", -1));
- Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->base));
- Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "size", -1));
- Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->size));
- Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "bus_width", -1));
- Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->bus_width));
- Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "chip_width", -1));
- Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->chip_width));
-
- Jim_ListAppendElement(interp, list, elem);
- }
-
- Jim_SetResult(interp, list);
-
- return JIM_OK;
-}
-
-int tclapi_register_commands(struct command_context_s *cmd_ctx)
-{
- register_jim(cmd_ctx, "ocd_mem2array", &jim_mem2array,
- "read memory and return as a TCL array for script processing");
- register_jim(cmd_ctx, "ocd_array2mem", &jim_array2mem,
- "convert a TCL array to memory locations and write the values");
- register_jim(cmd_ctx, "drscan", &Jim_Command_drscan,
- "execute DR scan <device> <num_bits> <value> <num_bits1> <value2> ...");
- register_jim(cmd_ctx, "ocd_flash_banks", &jim_flash_banks,
- "return information about the flash banks");
- return ERROR_OK;
-}
projects / openocd / commitdiff