armv7m: add generic trace support (TPIU, ITM, etc.)

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

diff --git a/src/target/cortex_m.h b/src/target/cortex_m.h
index 11d70524bcc7f219cc068e6ca8944670fc36c2d6..028b4c8d686b15b5ccbab39f22d1b7f4ea11f5fc 100644 (file)
--- a/src/target/cortex_m.h
+++ b/src/target/cortex_m.h
@@ -21,18 +21,24 @@
  *   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 CORTEX_M3_H
-#define CORTEX_M3_H
+#ifndef CORTEX_M_H
+#define CORTEX_M_H
 
 #include "armv7m.h"
 
-#define CORTEX_M3_COMMON_MAGIC 0x1A451A45
+#define CORTEX_M_COMMON_MAGIC 0x1A451A45
 
 #define SYSTEM_CONTROL_BASE 0x400FE000
 
+#define ITM_TER0       0xE0000E00
+#define ITM_TPR                0xE0000E40
+#define ITM_TCR                0xE0000E80
+#define ITM_LAR                0xE0000FB0
+#define ITM_LAR_KEY    0xC5ACCE55
+
 #define CPUID          0xE000ED00
 /* Debug Control Block */
 #define DCB_DHCSR      0xE000EDF0
@@ -64,6 +70,14 @@
 #define FPU_FPCAR      0xE000EF38
 #define FPU_FPDSCR     0xE000EF3C
 
+#define TPIU_SSPSR     0xE0040000
+#define TPIU_CSPSR     0xE0040004
+#define TPIU_ACPR      0xE0040010
+#define TPIU_SPPR      0xE00400F0
+#define TPIU_FFSR      0xE0040300
+#define TPIU_FFCR      0xE0040304
+#define TPIU_FSCR      0xE0040308
+
 /* DCB_DHCSR bit and field definitions */
 #define DBGKEY         (0xA05F << 16)
 #define C_DEBUGEN      (1 << 0)
@@ -122,14 +136,14 @@
 #define FPCR_REPLACE_BKPT_HIGH  (2 << 30)
 #define FPCR_REPLACE_BKPT_BOTH  (3 << 30)
 
-struct cortex_m3_fp_comparator {
+struct cortex_m_fp_comparator {
        int used;
        int type;
        uint32_t fpcr_value;
        uint32_t fpcr_address;
 };
 
-struct cortex_m3_dwt_comparator {
+struct cortex_m_dwt_comparator {
        int used;
        uint32_t comp;
        uint32_t mask;
@@ -137,18 +151,18 @@ struct cortex_m3_dwt_comparator {
        uint32_t dwt_comparator_address;
 };
 
-enum cortex_m3_soft_reset_config {
-       CORTEX_M3_RESET_SYSRESETREQ,
-       CORTEX_M3_RESET_VECTRESET,
+enum cortex_m_soft_reset_config {
+       CORTEX_M_RESET_SYSRESETREQ,
+       CORTEX_M_RESET_VECTRESET,
 };
 
-enum cortex_m3_isrmasking_mode {
-       CORTEX_M3_ISRMASK_AUTO,
-       CORTEX_M3_ISRMASK_OFF,
-       CORTEX_M3_ISRMASK_ON,
+enum cortex_m_isrmasking_mode {
+       CORTEX_M_ISRMASK_AUTO,
+       CORTEX_M_ISRMASK_OFF,
+       CORTEX_M_ISRMASK_ON,
 };
 
-struct cortex_m3_common {
+struct cortex_m_common {
        int common_magic;
        struct arm_jtag jtag_info;
 
@@ -163,39 +177,40 @@ struct cortex_m3_common {
        int fp_code_available;
        int fpb_enabled;
        int auto_bp_type;
-       struct cortex_m3_fp_comparator *fp_comparator_list;
+       struct cortex_m_fp_comparator *fp_comparator_list;
 
        /* Data Watchpoint and Trace (DWT) */
        int dwt_num_comp;
        int dwt_comp_available;
-       struct cortex_m3_dwt_comparator *dwt_comparator_list;
+       struct cortex_m_dwt_comparator *dwt_comparator_list;
        struct reg_cache *dwt_cache;
 
-       enum cortex_m3_soft_reset_config soft_reset_config;
+       enum cortex_m_soft_reset_config soft_reset_config;
 
-       enum cortex_m3_isrmasking_mode isrmasking_mode;
+       enum cortex_m_isrmasking_mode isrmasking_mode;
 
        struct armv7m_common armv7m;
 };
 
-static inline struct cortex_m3_common *
-target_to_cm3(struct target *target)
+static inline struct cortex_m_common *
+target_to_cm(struct target *target)
 {
        return container_of(target->arch_info,
-                       struct cortex_m3_common, armv7m);
+                       struct cortex_m_common, armv7m);
 }
 
-int cortex_m3_examine(struct target *target);
-int cortex_m3_set_breakpoint(struct target *target, struct breakpoint *breakpoint);
-int cortex_m3_unset_breakpoint(struct target *target, struct breakpoint *breakpoint);
-int cortex_m3_add_breakpoint(struct target *target, struct breakpoint *breakpoint);
-int cortex_m3_remove_breakpoint(struct target *target, struct breakpoint *breakpoint);
-int cortex_m3_set_watchpoint(struct target *target, struct watchpoint *watchpoint);
-int cortex_m3_unset_watchpoint(struct target *target, struct watchpoint *watchpoint);
-int cortex_m3_add_watchpoint(struct target *target, struct watchpoint *watchpoint);
-int cortex_m3_remove_watchpoint(struct target *target, struct watchpoint *watchpoint);
-void cortex_m3_enable_breakpoints(struct target *target);
-void cortex_m3_enable_watchpoints(struct target *target);
-void cortex_m3_dwt_setup(struct cortex_m3_common *cm3, struct target *target);
-
-#endif /* CORTEX_M3_H */
+int cortex_m_examine(struct target *target);
+int cortex_m_set_breakpoint(struct target *target, struct breakpoint *breakpoint);
+int cortex_m_unset_breakpoint(struct target *target, struct breakpoint *breakpoint);
+int cortex_m_add_breakpoint(struct target *target, struct breakpoint *breakpoint);
+int cortex_m_remove_breakpoint(struct target *target, struct breakpoint *breakpoint);
+int cortex_m_set_watchpoint(struct target *target, struct watchpoint *watchpoint);
+int cortex_m_unset_watchpoint(struct target *target, struct watchpoint *watchpoint);
+int cortex_m_add_watchpoint(struct target *target, struct watchpoint *watchpoint);
+int cortex_m_remove_watchpoint(struct target *target, struct watchpoint *watchpoint);
+void cortex_m_enable_breakpoints(struct target *target);
+void cortex_m_enable_watchpoints(struct target *target);
+void cortex_m_dwt_setup(struct cortex_m_common *cm, struct target *target);
+void cortex_m_deinit_target(struct target *target);
+
+#endif /* CORTEX_M_H */