mspdebug/util/chipinfo.c

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/* MSPDebug - debugging tool for MSP430 MCUs
* Copyright (C) 2009-2013 Daniel Beer
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stddef.h>
#include <string.h>
#include "chipinfo.h"
#include "../chipinfo.db"
static int is_match(const struct chipinfo_id *a,
const struct chipinfo_id *b,
const struct chipinfo_id *mask)
{
if ((a->ver_id ^ b->ver_id) & mask->ver_id)
return 0;
if ((a->ver_sub_id ^ b->ver_sub_id) & mask->ver_sub_id)
return 0;
if ((a->revision ^ b->revision) & mask->revision)
return 0;
if ((a->fab ^ b->fab) & mask->fab)
return 0;
if ((a->self ^ b->self) & mask->self)
return 0;
if ((a->config ^ b->config) & mask->config)
return 0;
if ((a->fuses ^ b->fuses) & mask->fuses)
return 0;
return 1;
}
const struct chipinfo *chipinfo_find_by_id(const struct chipinfo_id *id)
{
const struct chipinfo *i;
for (i = chipinfo_db; i->name; i++)
if (is_match(&i->id, id, &i->id_mask))
return i;
return NULL;
}
const struct chipinfo *chipinfo_find_by_name(const char *name)
{
const struct chipinfo *i;
for (i = chipinfo_db; i->name; i++)
if (!strcasecmp(name, i->name))
return i;
return NULL;
}
const struct chipinfo_memory *chipinfo_find_mem_by_name
(const struct chipinfo *info, const char *name)
{
const struct chipinfo_memory *m;
for (m = info->memory; m->name; m++)
if (!strcasecmp(m->name, name))
return m;
return NULL;
}
const struct chipinfo_memory *chipinfo_find_mem_by_addr
(const struct chipinfo *info, uint32_t offset)
{
const struct chipinfo_memory *m;
const struct chipinfo_memory *best = NULL;
for (m = info->memory; m->name; m++) {
if (!m->mapped)
continue;
if (m->offset + m->size <= offset)
continue;
if (!best || (m->offset < best->offset))
best = m;
}
return best;
}
const char *chipinfo_copyright(void)
{
return "Chip info database from MSP430.dll v"
CI_DLL430_VERSION_STRING " Copyright (C) 2013 TI, Inc.\n";
}