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/* SPDX-License-Identifier: GPL-2.0-or-later */
/***************************************************************************
* Copyright (C) 2006 by Dominic Rath *
* Dominic.Rath@gmx.de *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "pld.h"
#include <helper/log.h>
#include <helper/replacements.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 (retval != ERROR_OK) {
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 (retval != ERROR_OK) {
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, "no pld devices configured");
return ERROR_OK;
}
for (p = pld_devices; p; p = p->next)
command_print(CMD, "#%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, "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, "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, "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",
.usage = "",
},
{
.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;
return register_commands(cmd_ctx, "pld", 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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