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- /***************************************************************************
- * Copyright (C) 2006 by Dominic Rath *
- * Dominic.Rath@gmx.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
-
- #include "pld.h"
- #include <helper/log.h>
- #include <helper/time_support.h>
-
-
- /* pld drivers
- */
- extern struct pld_driver virtex2_pld;
-
- static struct pld_driver *pld_drivers[] = {
- &virtex2_pld,
- NULL,
- };
-
- static struct pld_device *pld_devices;
-
- struct pld_device *get_pld_device_by_num(int num)
- {
- struct pld_device *p;
- int i = 0;
-
- for (p = pld_devices; p; p = p->next) {
- if (i++ == num)
- return p;
- }
-
- return NULL;
- }
-
- /* pld device <driver> [driver_options ...]
- */
- COMMAND_HANDLER(handle_pld_device_command)
- {
- int i;
- int found = 0;
-
- if (CMD_ARGC < 1)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- for (i = 0; pld_drivers[i]; i++) {
- if (strcmp(CMD_ARGV[0], pld_drivers[i]->name) == 0) {
- struct pld_device *p, *c;
-
- /* register pld specific commands */
- int retval;
- if (pld_drivers[i]->commands) {
- retval = register_commands(CMD_CTX, NULL,
- pld_drivers[i]->commands);
- if (ERROR_OK != retval) {
- LOG_ERROR("couldn't register '%s' commands", CMD_ARGV[0]);
- return ERROR_FAIL;
- }
- }
-
- c = malloc(sizeof(struct pld_device));
- c->driver = pld_drivers[i];
- c->next = NULL;
-
- retval = CALL_COMMAND_HANDLER(
- pld_drivers[i]->pld_device_command, c);
- if (ERROR_OK != retval) {
- LOG_ERROR("'%s' driver rejected pld device",
- CMD_ARGV[0]);
- free(c);
- return ERROR_OK;
- }
-
- /* put pld device in linked list */
- if (pld_devices) {
- /* find last pld device */
- for (p = pld_devices; p && p->next; p = p->next)
- ;
- if (p)
- p->next = c;
- } else
- pld_devices = c;
-
- found = 1;
- }
- }
-
- /* no matching pld driver found */
- if (!found) {
- LOG_ERROR("pld driver '%s' not found", CMD_ARGV[0]);
- exit(-1);
- }
-
- return ERROR_OK;
- }
-
- COMMAND_HANDLER(handle_pld_devices_command)
- {
- struct pld_device *p;
- int i = 0;
-
- if (!pld_devices) {
- command_print(CMD_CTX, "no pld devices configured");
- return ERROR_OK;
- }
-
- for (p = pld_devices; p; p = p->next)
- command_print(CMD_CTX, "#%i: %s", i++, p->driver->name);
-
- return ERROR_OK;
- }
-
- COMMAND_HANDLER(handle_pld_load_command)
- {
- int retval;
- struct timeval start, end, duration;
- struct pld_device *p;
-
- gettimeofday(&start, NULL);
-
- if (CMD_ARGC < 2)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- unsigned dev_id;
- COMMAND_PARSE_NUMBER(uint, CMD_ARGV[0], dev_id);
- p = get_pld_device_by_num(dev_id);
- if (!p) {
- command_print(CMD_CTX, "pld device '#%s' is out of bounds", CMD_ARGV[0]);
- return ERROR_OK;
- }
-
- retval = p->driver->load(p, CMD_ARGV[1]);
- if (retval != ERROR_OK) {
- command_print(CMD_CTX, "failed loading file %s to pld device %u",
- CMD_ARGV[1], dev_id);
- switch (retval) {
- }
- return retval;
- } else {
- gettimeofday(&end, NULL);
- timeval_subtract(&duration, &end, &start);
-
- command_print(CMD_CTX, "loaded file %s to pld device %u in %jis %jius",
- CMD_ARGV[1], dev_id,
- (intmax_t)duration.tv_sec, (intmax_t)duration.tv_usec);
- }
-
- return ERROR_OK;
- }
-
- static const struct command_registration pld_exec_command_handlers[] = {
- {
- .name = "devices",
- .handler = handle_pld_devices_command,
- .mode = COMMAND_EXEC,
- .help = "list configured pld devices",
- },
- {
- .name = "load",
- .handler = handle_pld_load_command,
- .mode = COMMAND_EXEC,
- .help = "load configuration file into PLD",
- .usage = "pld_num filename",
- },
- COMMAND_REGISTRATION_DONE
- };
-
- static int pld_init(struct command_context *cmd_ctx)
- {
- if (!pld_devices)
- return ERROR_OK;
-
- struct command *parent = command_find_in_context(cmd_ctx, "pld");
- return register_commands(cmd_ctx, parent, pld_exec_command_handlers);
- }
-
- COMMAND_HANDLER(handle_pld_init_command)
- {
- if (CMD_ARGC != 0)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- static bool pld_initialized;
- if (pld_initialized) {
- LOG_INFO("'pld init' has already been called");
- return ERROR_OK;
- }
- pld_initialized = true;
-
- LOG_DEBUG("Initializing PLDs...");
- return pld_init(CMD_CTX);
- }
-
- static const struct command_registration pld_config_command_handlers[] = {
- {
- .name = "device",
- .mode = COMMAND_CONFIG,
- .handler = handle_pld_device_command,
- .help = "configure a PLD device",
- .usage = "driver_name [driver_args ... ]",
- },
- {
- .name = "init",
- .mode = COMMAND_CONFIG,
- .handler = handle_pld_init_command,
- .help = "initialize PLD devices",
- .usage = ""
- },
- COMMAND_REGISTRATION_DONE
- };
- static const struct command_registration pld_command_handler[] = {
- {
- .name = "pld",
- .mode = COMMAND_ANY,
- .help = "programmable logic device commands",
- .usage = "",
- .chain = pld_config_command_handlers,
- },
- COMMAND_REGISTRATION_DONE
- };
- int pld_register_commands(struct command_context *cmd_ctx)
- {
- return register_commands(cmd_ctx, NULL, pld_command_handler);
- }
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