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- /***************************************************************************
- * Copyright (C) 2005 by Dominic Rath <Dominic.Rath@gmx.de> *
- * Copyright (C) 2007,2008 Øyvind Harboe <oyvind.harboe@zylin.com> *
- * Copyright (C) 2008 by Spencer Oliver <spen@spen-soft.co.uk> *
- * Copyright (C) 2009 Zachary T Welch <zw@superlucidity.net> *
- * *
- * 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 "imp.h"
-
- COMMAND_HANDLER(handle_flash_bank_command)
- {
- if (CMD_ARGC < 7)
- {
- LOG_ERROR("usage: flash bank <name> <driver> "
- "<base> <size> <chip_width> <bus_width>");
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
- // save bank name and advance arguments for compatibility
- const char *bank_name = *CMD_ARGV++;
- CMD_ARGC--;
-
- struct target *target;
- if ((target = get_target(CMD_ARGV[5])) == NULL)
- {
- LOG_ERROR("target '%s' not defined", CMD_ARGV[5]);
- return ERROR_FAIL;
- }
-
- const char *driver_name = CMD_ARGV[0];
- struct flash_driver *driver = flash_driver_find_by_name(driver_name);
- if (NULL == driver)
- {
- /* no matching flash driver found */
- LOG_ERROR("flash driver '%s' not found", driver_name);
- return ERROR_FAIL;
- }
-
- /* register flash specific commands */
- if (NULL != driver->commands)
- {
- int retval = register_commands(CMD_CTX, NULL,
- driver->commands);
- if (ERROR_OK != retval)
- {
- LOG_ERROR("couldn't register '%s' commands",
- driver_name);
- return ERROR_FAIL;
- }
- }
-
- struct flash_bank *c = malloc(sizeof(*c));
- c->name = strdup(bank_name);
- c->target = target;
- c->driver = driver;
- c->driver_priv = NULL;
- COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], c->base);
- COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], c->size);
- COMMAND_PARSE_NUMBER(int, CMD_ARGV[3], c->chip_width);
- COMMAND_PARSE_NUMBER(int, CMD_ARGV[4], c->bus_width);
- c->num_sectors = 0;
- c->sectors = NULL;
- c->next = NULL;
-
- int retval;
- retval = CALL_COMMAND_HANDLER(driver->flash_bank_command, c);
- if (ERROR_OK != retval)
- {
- LOG_ERROR("'%s' driver rejected flash bank at 0x%8.8" PRIx32,
- driver_name, c->base);
- free(c);
- return retval;
- }
-
- return ERROR_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;
- }
-
- Jim_Obj *list = Jim_NewListObj(interp, NULL, 0);
-
- for (struct flash_bank *p = flash_bank_list(); 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;
- }
-
-
- COMMAND_HANDLER(handle_flash_init_command)
- {
- if (CMD_ARGC != 0)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- static bool flash_initialized = false;
- if (flash_initialized)
- {
- LOG_INFO("'flash init' has already been called");
- return ERROR_OK;
- }
- flash_initialized = true;
-
- LOG_DEBUG("Initializing flash devices...");
- return flash_init_drivers(CMD_CTX);
- }
-
- static const struct command_registration flash_config_command_handlers[] = {
- {
- .name = "bank",
- .handler = &handle_flash_bank_command,
- .mode = COMMAND_CONFIG,
- .usage = "<name> <driver> <base> <size> "
- "<chip_width> <bus_width> <target> "
- "[driver_options ...]",
- .help = "Define a new bank with the given name, "
- "using the specified NOR flash driver.",
- },
- {
- .name = "init",
- .mode = COMMAND_CONFIG,
- .handler = &handle_flash_init_command,
- .help = "initialize flash devices",
- },
- {
- .name = "banks",
- .mode = COMMAND_ANY,
- .jim_handler = &jim_flash_banks,
- .help = "return information about the flash banks",
- },
- COMMAND_REGISTRATION_DONE
- };
- static const struct command_registration flash_command_handlers[] = {
- {
- .name = "flash",
- .mode = COMMAND_ANY,
- .help = "NOR flash command group",
- .chain = flash_config_command_handlers,
- },
- COMMAND_REGISTRATION_DONE
- };
-
- int flash_register_commands(struct command_context *cmd_ctx)
- {
- return register_commands(cmd_ctx, NULL, flash_command_handlers);
- }
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