gdb_server: support gdb target description

[openocd.git] / src / target / register.h

diff --git a/src/target/register.h b/src/target/register.h
index 4b45fd3c455791ac3b7d4c47653d1cc0925050b5..9e0f1ce834e0ffca4fee9db0c1c78f61d35d3c23 100644 (file)
--- a/src/target/register.h
+++ b/src/target/register.h
@@ -18,41 +18,132 @@
  *   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.             *
+ *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.           *
  ***************************************************************************/
+
 #ifndef REGISTER_H
 #define REGISTER_H
 
 struct target;
 
-struct reg
-{
+enum reg_type {
+       REG_TYPE_INT8,
+       REG_TYPE_INT16,
+       REG_TYPE_INT32,
+       REG_TYPE_INT64,
+       REG_TYPE_INT128,
+       REG_TYPE_UINT8,
+       REG_TYPE_UINT16,
+       REG_TYPE_UINT32,
+       REG_TYPE_UINT64,
+       REG_TYPE_UINT128,
+       REG_TYPE_CODE_PTR,
+       REG_TYPE_DATA_PTR,
+       REG_TYPE_IEEE_SINGLE,
+       REG_TYPE_IEEE_DOUBLE,
+       REG_TYPE_ARCH_DEFINED,
+};
+
+struct reg_feature {
+       const char *name;
+};
+
+struct reg_data_type_vector {
+       struct reg_data_type *type;
+       uint32_t count;
+};
+
+struct reg_data_type_union_field {
+       const char *name;
+       struct reg_data_type *type;
+       struct reg_data_type_union_field *next;
+};
+
+struct reg_data_type_union {
+       struct reg_data_type_union_field *fields;
+};
+
+struct reg_data_type_bitfield {
+       uint32_t start;
+       uint32_t end;
+};
+
+struct reg_data_type_struct_field {
+       const char *name;
+       bool use_bitfields;
+       union {
+               struct reg_data_type_bitfield *bitfield;
+               struct reg_data_type *type;
+       };
+       struct reg_data_type_struct_field *next;
+};
+
+struct reg_data_type_struct {
+       uint32_t size;
+       struct reg_data_type_struct_field *fields;
+};
+
+struct reg_data_type_flags_field {
+       const char *name;
+       struct reg_data_type_bitfield *bitfield;
+       struct reg_data_type_flags_field *next;
+};
+
+struct reg_data_type_flags {
+       uint32_t size;
+       struct reg_data_type_flags_field *fields;
+};
+
+enum reg_data_type_class {
+       REG_TYPE_CLASS_VECTOR,
+       REG_TYPE_CLASS_UNION,
+       REG_TYPE_CLASS_STRUCT,
+       REG_TYPE_CLASS_FLAGS,
+};
+
+struct reg_data_type {
+       enum reg_type type;
+       const char *id;
+       enum reg_data_type_class type_class;
+       union {
+               struct reg_data_type_vector *reg_type_vector;
+               struct reg_data_type_union *reg_type_union;
+               struct reg_data_type_struct *reg_type_struct;
+               struct reg_data_type_flags *reg_type_flags;
+       };
+};
+
+struct reg {
        const char *name;
+       uint32_t number;
+       struct reg_feature *feature;
+       bool caller_save;
        void *value;
        bool dirty;
        bool valid;
+       bool exist;
        uint32_t size;
+       struct reg_data_type *reg_data_type;
+       const char *group;
        void *arch_info;
        const struct reg_arch_type *type;
 };
 
-struct reg_cache
-{
+struct reg_cache {
        const char *name;
        struct reg_cache *next;
        struct reg *reg_list;
        unsigned num_regs;
 };
 
-struct reg_arch_type
-{
+struct reg_arch_type {
        int (*get)(struct reg *reg);
        int (*set)(struct reg *reg, uint8_t *buf);
 };
 
-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);
-struct reg_cache** register_get_last_cache_p(struct reg_cache **first);
+struct reg_cache **register_get_last_cache_p(struct reg_cache **first);
 void register_cache_invalidate(struct reg_cache *cache);
 
 void register_init_dummy(struct reg *reg);