/*
* returns the string representation of the variable
*/
char *v_str(var_t *arg) {
char *buffer;
switch (arg->type) {
case V_INT:
buffer = malloc(64);
ltostr(arg->v.i, buffer);
break;
case V_NUM:
buffer = malloc(64);
ftostr(arg->v.n, buffer);
break;
case V_STR:
buffer = strdup(arg->v.p.ptr);
break;
case V_ARRAY:
case V_MAP:
buffer = map_to_str(arg);
break;
case V_FUNC:
case V_PTR:
buffer = malloc(5);
strcpy(buffer, "func");
break;
default:
buffer = malloc(1);
buffer[0] = '\0';
break;
}
return buffer;
}
static SIM_RC
memory_option_handler (SIM_DESC sd, sim_cpu *cpu, int opt,
char *arg, int is_command)
{
switch (opt)
{
case OPTION_MEMORY_DELETE:
if (strcasecmp (arg, "all") == 0)
{
while (STATE_MEMOPT (sd) != NULL)
do_memopt_delete (sd,
STATE_MEMOPT (sd)->level,
STATE_MEMOPT (sd)->space,
STATE_MEMOPT (sd)->addr);
return SIM_RC_OK;
}
else
{
int level = 0;
int space = 0;
address_word addr = 0;
parse_addr (arg, &level, &space, &addr);
return do_memopt_delete (sd, level, space, addr);
}
case OPTION_MEMORY_REGION:
{
char *chp = arg;
int level = 0;
int space = 0;
address_word addr = 0;
address_word nr_bytes = 0;
unsigned modulo = 0;
/* parse the arguments */
chp = parse_addr (chp, &level, &space, &addr);
if (*chp != ',')
{
/* let the file autosize */
if (mmap_next_fd == -1)
{
sim_io_eprintf (sd, "Missing size for memory-region\n");
return SIM_RC_FAIL;
}
}
else
chp = parse_size (chp + 1, &nr_bytes, &modulo);
/* old style */
if (*chp == ',')
modulo = strtoul (chp + 1, &chp, 0);
/* try to attach/insert it */
do_memopt_add (sd, level, space, addr, nr_bytes, modulo,
&STATE_MEMOPT (sd), NULL);
return SIM_RC_OK;
}
case OPTION_MEMORY_ALIAS:
{
char *chp = arg;
int level = 0;
int space = 0;
address_word addr = 0;
address_word nr_bytes = 0;
unsigned modulo = 0;
sim_memopt *entry;
/* parse the arguments */
chp = parse_addr (chp, &level, &space, &addr);
if (*chp != ',')
{
sim_io_eprintf (sd, "Missing size for memory-region\n");
return SIM_RC_FAIL;
}
chp = parse_size (chp + 1, &nr_bytes, &modulo);
/* try to attach/insert the main record */
entry = do_memopt_add (sd, level, space, addr, nr_bytes, modulo,
&STATE_MEMOPT (sd),
NULL);
/* now attach all the aliases */
while (*chp == ',')
{
int a_level = level;
int a_space = space;
address_word a_addr = addr;
chp = parse_addr (chp + 1, &a_level, &a_space, &a_addr);
do_memopt_add (sd, a_level, a_space, a_addr, nr_bytes, modulo,
&entry->alias, entry->buffer);
}
return SIM_RC_OK;
}
case OPTION_MEMORY_SIZE:
{
int level = 0;
int space = 0;
address_word addr = 0;
address_word nr_bytes = 0;
unsigned modulo = 0;
/* parse the arguments */
parse_size (arg, &nr_bytes, &modulo);
/* try to attach/insert it */
do_memopt_add (sd, level, space, addr, nr_bytes, modulo,
&STATE_MEMOPT (sd), NULL);
return SIM_RC_OK;
}
case OPTION_MEMORY_CLEAR:
{
fill_byte_value = (unsigned8) 0;
fill_byte_flag = 1;
return SIM_RC_OK;
break;
}
case OPTION_MEMORY_FILL:
{
unsigned long fill_value;
parse_ulong_value (arg, &fill_value);
if (fill_value > 255)
{
sim_io_eprintf (sd, "Missing fill value between 0 and 255\n");
return SIM_RC_FAIL;
}
fill_byte_value = (unsigned8) fill_value;
fill_byte_flag = 1;
return SIM_RC_OK;
break;
}
case OPTION_MEMORY_MAPFILE:
{
if (mmap_next_fd >= 0)
{
sim_io_eprintf (sd, "Duplicate memory-mapfile option\n");
return SIM_RC_FAIL;
}
mmap_next_fd = open (arg, O_RDWR);
if (mmap_next_fd < 0)
{
sim_io_eprintf (sd, "Cannot open file `%s': %s\n",
arg, strerror (errno));
return SIM_RC_FAIL;
}
return SIM_RC_OK;
}
case OPTION_MEMORY_INFO:
{
sim_memopt *entry;
sim_io_printf (sd, "Memory maps:\n");
for (entry = STATE_MEMOPT (sd); entry != NULL; entry = entry->next)
{
sim_memopt *alias;
sim_io_printf (sd, " memory");
if (entry->alias == NULL)
sim_io_printf (sd, " region ");
else
sim_io_printf (sd, " alias ");
if (entry->space != 0)
sim_io_printf (sd, "0x%lx:", (long) entry->space);
sim_io_printf (sd, "0x%08lx", (long) entry->addr);
if (entry->level != 0)
sim_io_printf (sd, "@0x%lx", (long) entry->level);
sim_io_printf (sd, ",0x%lx",
(long) entry->nr_bytes);
if (entry->modulo != 0)
sim_io_printf (sd, "%%0x%lx", (long) entry->modulo);
for (alias = entry->alias;
alias != NULL;
alias = alias->next)
{
if (alias->space != 0)
sim_io_printf (sd, "0x%lx:", (long) alias->space);
sim_io_printf (sd, ",0x%08lx", (long) alias->addr);
if (alias->level != 0)
sim_io_printf (sd, "@0x%lx", (long) alias->level);
}
sim_io_printf (sd, "\n");
}
return SIM_RC_OK;
break;
}
case OPTION_MAP_INFO:
{
sim_core *memory = STATE_CORE (sd);
unsigned nr_map;
for (nr_map = 0; nr_map < nr_maps; ++nr_map)
{
sim_core_map *map = &memory->common.map[nr_map];
sim_core_mapping *mapping = map->first;
if (!mapping)
continue;
sim_io_printf (sd, "%s maps:\n", map_to_str (nr_map));
do
{
unsigned modulo;
sim_io_printf (sd, " map ");
if (mapping->space != 0)
sim_io_printf (sd, "0x%x:", mapping->space);
sim_io_printf (sd, "0x%08lx", (long) mapping->base);
if (mapping->level != 0)
sim_io_printf (sd, "@0x%x", mapping->level);
sim_io_printf (sd, ",0x%lx", (long) mapping->nr_bytes);
modulo = mapping->mask + 1;
if (modulo != 0)
sim_io_printf (sd, "%%0x%x", modulo);
sim_io_printf (sd, "\n");
mapping = mapping->next;
}
while (mapping);
}
return SIM_RC_OK;
break;
}
default:
sim_io_eprintf (sd, "Unknown memory option %d\n", opt);
return SIM_RC_FAIL;
}
return SIM_RC_FAIL;
}
/*
* add two variables
* result = a + b
*/
void v_add(var_t *result, var_t *a, var_t *b) {
char tmpsb[INT_STR_LEN];
if (a->type == V_STR && b->type == V_STR) {
int length = strlen(a->v.p.ptr) + strlen(b->v.p.ptr);
result->type = V_STR;
result->v.p.ptr = malloc(length + 1);
strcpy(result->v.p.ptr, a->v.p.ptr);
strcat(result->v.p.ptr, b->v.p.ptr);
result->v.p.ptr[length] = '\0';
result->v.p.length = length + 1;
return;
} else if (a->type == V_INT && b->type == V_INT) {
result->type = V_INT;
result->v.i = a->v.i + b->v.i;
return;
} else if (a->type == V_NUM && b->type == V_NUM) {
result->type = V_NUM;
result->v.n = a->v.n + b->v.n;
return;
} else if (a->type == V_NUM && b->type == V_INT) {
result->type = V_NUM;
result->v.n = a->v.n + b->v.i;
return;
} else if (a->type == V_INT && b->type == V_NUM) {
result->type = V_NUM;
result->v.n = a->v.i + b->v.n;
return;
} else if (a->type == V_STR && (b->type == V_INT || b->type == V_NUM)) {
if (is_number(a->v.p.ptr)) {
result->type = V_NUM;
if (b->type == V_INT) {
result->v.n = b->v.i + v_getval(a);
} else {
result->v.n = b->v.n + v_getval(a);
}
} else {
result->type = V_STR;
result->v.p.ptr = (char *)malloc(strlen(a->v.p.ptr) + INT_STR_LEN);
strcpy(result->v.p.ptr, a->v.p.ptr);
if (b->type == V_INT) {
ltostr(b->v.i, tmpsb);
} else {
ftostr(b->v.n, tmpsb);
}
strcat(result->v.p.ptr, tmpsb);
result->v.p.length = strlen(result->v.p.ptr) + 1;
}
} else if ((a->type == V_INT || a->type == V_NUM) && b->type == V_STR) {
if (is_number(b->v.p.ptr)) {
result->type = V_NUM;
if (a->type == V_INT) {
result->v.n = a->v.i + v_getval(b);
} else {
result->v.n = a->v.n + v_getval(b);
}
} else {
result->type = V_STR;
result->v.p.ptr = (char *)malloc(strlen(b->v.p.ptr) + INT_STR_LEN);
if (a->type == V_INT) {
ltostr(a->v.i, tmpsb);
} else {
ftostr(a->v.n, tmpsb);
}
strcpy(result->v.p.ptr, tmpsb);
strcat(result->v.p.ptr, b->v.p.ptr);
result->v.p.length = strlen(result->v.p.ptr) + 1;
}
} else if (b->type == V_MAP) {
char *map = map_to_str(b);
v_set(result, a);
v_strcat(result, map);
free(map);
}
}