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/***************************************************************************
* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* Copyright (C) 2007,2008 Øyvind Harboe *
* oyvind.harboe@zylin.com *
* *
* 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 "register.h"
#include "log.h"
struct reg_arch_type *reg_arch_types = NULL;
reg_t* register_get_by_name(struct reg_cache *first,
const char *name, bool search_all)
{
int i;
struct reg_cache *cache = first;
while (cache)
{
for (i = 0; i < cache->num_regs; i++)
{
if (strcmp(cache->reg_list[i].name, name) == 0)
return &(cache->reg_list[i]);
}
if (search_all)
cache = cache->next;
else
break;
}
return NULL;
}
struct reg_cache** register_get_last_cache_p(struct reg_cache **first)
{
struct reg_cache **cache_p = first;
if (*cache_p)
while (*cache_p)
cache_p = &((*cache_p)->next);
else
return first;
return cache_p;
}
int register_reg_arch_type(int (*get)(reg_t *reg), int (*set)(reg_t *reg, uint8_t *buf))
{
struct reg_arch_type** arch_type_p = ®_arch_types;
int id = 0;
if (*arch_type_p)
{
while (*arch_type_p)
{
id = (*arch_type_p)->id;
arch_type_p = &((*arch_type_p)->next);
}
}
(*arch_type_p) = malloc(sizeof(struct reg_arch_type));
(*arch_type_p)->id = id + 1;
(*arch_type_p)->set = set;
(*arch_type_p)->get = get;
(*arch_type_p)->next = NULL;
return id + 1;
}
struct reg_arch_type* register_get_arch_type(int id)
{
struct reg_arch_type *arch_type = reg_arch_types;
while (arch_type)
{
if (arch_type->id == id)
return arch_type;
arch_type = arch_type->next;
}
LOG_ERROR("BUG: encountered unregistered arch type 0x%08x", id);
exit(-1);
return NULL;
}
static int register_get_dummy_core_reg(reg_t *reg)
{
return ERROR_OK;
}
static int register_set_dummy_core_reg(reg_t *reg, uint8_t *buf)
{
reg->dirty = 1;
reg->valid = 1;
return ERROR_OK;
}
void register_init_dummy(reg_t *reg)
{
static int dummy_arch_type = -1;
if (dummy_arch_type == -1)
dummy_arch_type = register_reg_arch_type(register_get_dummy_core_reg, register_set_dummy_core_reg);
reg->arch_type = dummy_arch_type;
}
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