target: fix clang static analyzer warning

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

diff --git a/src/target/arc.h b/src/target/arc.h
index 66414115976cb71dc48db6281cd98238a03d3bf7..f0351bdf3998e90aab7c6d0bf08e335dd5ed71dc 100644 (file)
--- a/src/target/arc.h
+++ b/src/target/arc.h
@@ -45,9 +45,52 @@
 #define AUX_STATUS32_REG_HALT_BIT       BIT(0)
 #define AUX_STATUS32_REG_IE_BIT         BIT(31)    /* STATUS32[31] = IE field */
 
-/* Reserved core registers */
-#define CORE_R61_NUM                   (61)
-#define CORE_R62_NUM                   (62)
+/* ARC register numbers */
+enum {
+       ARC_R0,
+       ARC_R1,
+       ARC_R2,
+       ARC_R3,
+       ARC_R4,
+       ARC_R5,
+       ARC_R6,
+       ARC_R7,
+       ARC_R8,
+       ARC_R9,
+       ARC_R10,
+       ARC_R11,
+       ARC_R12,
+       ARC_R13,
+       ARC_R14,
+       ARC_R15,
+       ARC_R16,
+       ARC_R17,
+       ARC_R18,
+       ARC_R19,
+       ARC_R20,
+       ARC_R21,
+       ARC_R22,
+       ARC_R23,
+       ARC_R24,
+       ARC_R25,
+       ARC_GP          = 26,
+       ARC_FP          = 27,
+       ARC_SP          = 28,
+       ARC_ILINK       = 29,
+       ARC_R30,
+       ARC_BLINK       = 31,
+       ARC_LP_COUNT    = 60,
+
+       /* Reserved registers */
+       ARC_R61         = 61,
+       ARC_R62         = 62,
+
+       ARC_PCL         = 63,
+       ARC_PC          = 64,
+       ARC_LP_START    = 65,
+       ARC_LP_END      = 66,
+       ARC_STATUS32    = 67,
+};
 
 #define CORE_REG_MAX_NUMBER            (63)
 
@@ -55,7 +98,7 @@
 #define REG_TYPE_MAX_NAME_LENGTH       20
 
 /* ARC 32bits opcodes */
-#define ARC_SDBBP_32 0x256F003F  /* BRK */
+#define ARC_SDBBP_32 0x256F003FU  /* BRK */
 
 /* ARC 16bits opcodes */
 #define ARC_SDBBP_16 0x7FFF      /* BRK_S */
@@ -78,6 +121,16 @@
 #define SLC_AUX_CACHE_INV              0x905
 #define L2_INV_IV                      BIT(0)
 
+ /* Action Point */
+#define AP_AC_AT_INST_ADDR             0x0
+#define AP_AC_AT_MEMORY_ADDR   0x2
+#define AP_AC_AT_AUXREG_ADDR   0x4
+
+#define AP_AC_TT_DISABLE               0x00
+#define AP_AC_TT_WRITE                 0x10
+#define AP_AC_TT_READ                  0x20
+#define AP_AC_TT_READWRITE             0x30
+
 struct arc_reg_bitfield {
        struct reg_data_type_bitfield bitfield;
        char name[REG_TYPE_MAX_NAME_LENGTH];
@@ -96,8 +149,6 @@ struct arc_reg_data_type {
        };
 };
 
-
-
 /* Standard GDB register types */
 static const struct reg_data_type standard_gdb_types[] = {
        { .type = REG_TYPE_INT,         .id = "int" },
@@ -118,6 +169,18 @@ static const struct reg_data_type standard_gdb_types[] = {
        { .type = REG_TYPE_IEEE_DOUBLE, .id = "ieee_double" },
 };
 
+enum arc_actionpointype {
+       ARC_AP_BREAKPOINT,
+       ARC_AP_WATCHPOINT,
+};
+
+/* Actionpoint related fields  */
+struct arc_actionpoint {
+       int used;
+       uint32_t bp_value;
+       uint32_t reg_address;
+       enum arc_actionpointype type;
+};
 
 struct arc_common {
        uint32_t common_magic;
@@ -143,7 +206,7 @@ struct arc_common {
        bool dcache_invalidated;
        bool l2cache_invalidated;
 
-       /* Indicate if cach was built (for deinit function) */
+       /* Indicate if cache was built (for deinit function) */
        bool core_aux_cache_built;
        bool bcr_cache_built;
        /* Closely Coupled memory(CCM) regions for performance-critical
@@ -172,6 +235,11 @@ struct arc_common {
        unsigned long pc_index_in_cache;
        /* DEBUG register location in register cache. */
        unsigned long debug_index_in_cache;
+
+       /* Actionpoints */
+       unsigned int actionpoints_num;
+       unsigned int actionpoints_num_avail;
+       struct arc_actionpoint *actionpoints_list;
 };
 
 /* Borrowed from nds32.h */
@@ -284,4 +352,9 @@ int arc_reg_get_field(struct target *target, const char *reg_name,
 int arc_cache_flush(struct target *target);
 int arc_cache_invalidate(struct target *target);
 
+int arc_add_auxreg_actionpoint(struct target *target,
+       uint32_t auxreg_addr, uint32_t transaction);
+int arc_remove_auxreg_actionpoint(struct target *target, uint32_t auxreg_addr);
+int arc_set_actionpoints_num(struct target *target, uint32_t ap_num);
+
 #endif /* OPENOCD_TARGET_ARC_H */