diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/helper/tclapi.c | 1072 |
1 files changed, 536 insertions, 536 deletions
diff --git a/src/helper/tclapi.c b/src/helper/tclapi.c index 1839ae50..f473517d 100644 --- a/src/helper/tclapi.c +++ b/src/helper/tclapi.c @@ -1,536 +1,536 @@ -/***************************************************************************
- * 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 "replacements.h"
-#include "target.h"
-#include "target_request.h"
-
-#include "log.h"
-#include "configuration.h"
-#include "binarybuffer.h"
-#include "jtag.h"
-#include "flash.h"
-
-#include <string.h>
-#include <stdlib.h>
-#include <inttypes.h>
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <errno.h>
-
-#include <sys/time.h>
-#include <time.h>
-
-#include <time_support.h>
-
-#include <fileio.h>
-#include <image.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;
- u32 len;
- u32 addr;
- u32 count;
- u32 v;
- const char *varname;
- u8 buffer[4096];
- int i, n, 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;
- u32 len;
- u32 addr;
- u32 count;
- u32 v;
- const char *varname;
- u8 buffer[4096];
- int i, 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 (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, "wrong arguments");
- 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].device = device;
- 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].out_mask = NULL;
- fields[field_count].in_value = fields[field_count].out_value;
- fields[field_count].in_check_mask = NULL;
- fields[field_count].in_check_value = NULL;
- fields[field_count].in_handler = NULL;
- fields[field_count++].in_handler_priv = NULL;
- }
-
- jtag_add_dr_scan(num_fields, fields, -1);
- 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)
-{
- flash_bank_t *p;
-
- if (argc != 1) {
- Jim_WrongNumArgs(interp, 1, argv, "no arguments to flash_banks command");
- return JIM_ERR;
- }
-
- if (!flash_banks)
- {
- return JIM_ERR;
- }
-
- Jim_Obj *list=Jim_NewListObj(interp, NULL, 0);
- for (p = flash_banks; p; p = p->next)
- {
- 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()
-{
- register_jim("ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing");
- register_jim("ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values");
- register_jim("drscan", Jim_Command_drscan, "execute DR scan <device> <num_bits> <value> <num_bits1> <value2> ...");
- register_jim("ocd_flash_banks", jim_flash_banks, "return information about the flash banks");
-
-}
+/*************************************************************************** + * 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 "replacements.h" +#include "target.h" +#include "target_request.h" + +#include "log.h" +#include "configuration.h" +#include "binarybuffer.h" +#include "jtag.h" +#include "flash.h" + +#include <string.h> +#include <stdlib.h> +#include <inttypes.h> + +#include <sys/types.h> +#include <sys/stat.h> +#include <unistd.h> +#include <errno.h> + +#include <sys/time.h> +#include <time.h> + +#include <time_support.h> + +#include <fileio.h> +#include <image.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; + u32 len; + u32 addr; + u32 count; + u32 v; + const char *varname; + u8 buffer[4096]; + int i, n, 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; + u32 len; + u32 addr; + u32 count; + u32 v; + const char *varname; + u8 buffer[4096]; + int i, 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 (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, "wrong arguments"); + 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].device = device; + 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].out_mask = NULL; + fields[field_count].in_value = fields[field_count].out_value; + fields[field_count].in_check_mask = NULL; + fields[field_count].in_check_value = NULL; + fields[field_count].in_handler = NULL; + fields[field_count++].in_handler_priv = NULL; + } + + jtag_add_dr_scan(num_fields, fields, -1); + 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) +{ + flash_bank_t *p; + + if (argc != 1) { + Jim_WrongNumArgs(interp, 1, argv, "no arguments to flash_banks command"); + return JIM_ERR; + } + + if (!flash_banks) + { + return JIM_ERR; + } + + Jim_Obj *list=Jim_NewListObj(interp, NULL, 0); + for (p = flash_banks; p; p = p->next) + { + 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() +{ + register_jim("ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing"); + register_jim("ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values"); + register_jim("drscan", Jim_Command_drscan, "execute DR scan <device> <num_bits> <value> <num_bits1> <value2> ..."); + register_jim("ocd_flash_banks", jim_flash_banks, "return information about the flash banks"); + +} |