* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
+
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
-#include "types.h"
#include "register.h"
-#include "log.h"
+#include <helper/log.h>
+/**
+ * @file
+ * Holds utilities to work with register caches.
+ *
+ * OpenOCD uses machine registers internally, and exposes them by name
+ * to Tcl scripts. Sets of related registers are grouped into caches.
+ * For example, a CPU core will expose a set of registers, and there
+ * may be separate registers associated with debug or trace modules.
+ */
-struct reg* register_get_by_name(struct reg_cache *first,
+struct reg *register_get_by_name(struct reg_cache *first,
const char *name, bool search_all)
{
- int i;
+ unsigned i;
struct reg_cache *cache = first;
- while (cache)
- {
- for (i = 0; i < cache->num_regs; i++)
- {
+ while (cache) {
+ for (i = 0; i < cache->num_regs; i++) {
if (strcmp(cache->reg_list[i].name, name) == 0)
return &(cache->reg_list[i]);
}
return NULL;
}
-struct reg_cache** register_get_last_cache_p(struct reg_cache **first)
+struct reg_cache **register_get_last_cache_p(struct reg_cache **first)
{
struct reg_cache **cache_p = first;
return cache_p;
}
+/** Marks the contents of the register cache as invalid (and clean). */
+void register_cache_invalidate(struct reg_cache *cache)
+{
+ struct reg *reg = cache->reg_list;
+
+ for (unsigned n = cache->num_regs; n != 0; n--, reg++) {
+ reg->valid = 0;
+ reg->dirty = 0;
+ }
+}
+
static int register_get_dummy_core_reg(struct reg *reg)
{
return ERROR_OK;