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add CMD_NAME macro for command handlers
[openocd.git] / src / target / arm966e.c
diff --git a/src/target/arm966e.c b/src/target/arm966e.c
index 5770895b901a79bde1713ff071cc1f142133a658..62ccaa80fe61fbb3d58355a021e9e24b9e38421e 100644 (file)
--- a/src/target/arm966e.c
+++ b/src/target/arm966e.c
@@ -32,55 +32,6 @@
 #define _DEBUG_INSTRUCTION_EXECUTION_
 #endif
 
-/* forward declarations */
-int arm966e_target_create(struct target_s *target, Jim_Interp *interp);
-int arm966e_init_target(struct command_context_s *cmd_ctx, struct target_s *target);
-
-target_type_t arm966e_target =
-{
-       .name = "arm966e",
-
-       .poll = arm7_9_poll,
-       .arch_state = armv4_5_arch_state,
-
-       .target_request_data = arm7_9_target_request_data,
-
-       .halt = arm7_9_halt,
-       .resume = arm7_9_resume,
-       .step = arm7_9_step,
-
-       .assert_reset = arm7_9_assert_reset,
-       .deassert_reset = arm7_9_deassert_reset,
-       .soft_reset_halt = arm7_9_soft_reset_halt,
-
-       .get_gdb_reg_list = armv4_5_get_gdb_reg_list,
-
-       .read_memory = arm7_9_read_memory,
-       .write_memory = arm7_9_write_memory,
-       .bulk_write_memory = arm7_9_bulk_write_memory,
-       .checksum_memory = arm7_9_checksum_memory,
-       .blank_check_memory = arm7_9_blank_check_memory,
-
-       .run_algorithm = armv4_5_run_algorithm,
-
-       .add_breakpoint = arm7_9_add_breakpoint,
-       .remove_breakpoint = arm7_9_remove_breakpoint,
-       .add_watchpoint = arm7_9_add_watchpoint,
-       .remove_watchpoint = arm7_9_remove_watchpoint,
-
-       .register_commands = arm966e_register_commands,
-       .target_create = arm966e_target_create,
-       .init_target = arm966e_init_target,
-       .examine = arm9tdmi_examine,
-};
-
-int arm966e_init_target(struct command_context_s *cmd_ctx, struct target_s *target)
-{
-       arm9tdmi_init_target(cmd_ctx, target);
-
-       return ERROR_OK;
-}
-
 int arm966e_init_arch_info(target_t *target, arm966e_common_t *arm966e, jtag_tap_t *tap)
 {
        arm9tdmi_common_t *arm9tdmi = &arm966e->arm9tdmi_common;
@@ -88,7 +39,6 @@ int arm966e_init_arch_info(target_t *target, arm966e_common_t *arm966e, jtag_tap
 
        arm9tdmi_init_arch_info(target, arm9tdmi, tap);
 
-       arm9tdmi->arch_info = arm966e;
        arm966e->common_magic = ARM966E_COMMON_MAGIC;
 
        /* The ARM966E-S implements the ARMv5TE architecture which
@@ -100,58 +50,27 @@ int arm966e_init_arch_info(target_t *target, arm966e_common_t *arm966e, jtag_tap
        return ERROR_OK;
 }
 
-int arm966e_target_create(struct target_s *target, Jim_Interp *interp)
+static int arm966e_target_create(struct target_s *target, Jim_Interp *interp)
 {
        arm966e_common_t *arm966e = calloc(1,sizeof(arm966e_common_t));
 
-       arm966e_init_arch_info(target, arm966e, target->tap);
-
-       return ERROR_OK;
+       return arm966e_init_arch_info(target, arm966e, target->tap);
 }
 
-int arm966e_get_arch_pointers(target_t *target, armv4_5_common_t **armv4_5_p, arm7_9_common_t **arm7_9_p, arm9tdmi_common_t **arm9tdmi_p, arm966e_common_t **arm966e_p)
+static int arm966e_verify_pointer(struct command_context_s *cmd_ctx,
+               struct arm966e_common_s *arm966e)
 {
-       armv4_5_common_t *armv4_5 = target->arch_info;
-       arm7_9_common_t *arm7_9;
-       arm9tdmi_common_t *arm9tdmi;
-       arm966e_common_t *arm966e;
-
-       if (armv4_5->common_magic != ARMV4_5_COMMON_MAGIC)
-       {
-               return -1;
-       }
-
-       arm7_9 = armv4_5->arch_info;
-       if (arm7_9->common_magic != ARM7_9_COMMON_MAGIC)
-       {
-               return -1;
+       if (arm966e->common_magic != ARM966E_COMMON_MAGIC) {
+               command_print(cmd_ctx, "target is not an ARM966");
+               return ERROR_TARGET_INVALID;
        }
-
-       arm9tdmi = arm7_9->arch_info;
-       if (arm9tdmi->common_magic != ARM9TDMI_COMMON_MAGIC)
-       {
-               return -1;
-       }
-
-       arm966e = arm9tdmi->arch_info;
-       if (arm966e->common_magic != ARM966E_COMMON_MAGIC)
-       {
-               return -1;
-       }
-
-       *armv4_5_p = armv4_5;
-       *arm7_9_p = arm7_9;
-       *arm9tdmi_p = arm9tdmi;
-       *arm966e_p = arm966e;
-
        return ERROR_OK;
 }
 
-int arm966e_read_cp15(target_t *target, int reg_addr, uint32_t *value)
+static int arm966e_read_cp15(target_t *target, int reg_addr, uint32_t *value)
 {
        int retval = ERROR_OK;
-       armv4_5_common_t *armv4_5 = target->arch_info;
-       arm7_9_common_t *arm7_9 = armv4_5->arch_info;
+       struct arm7_9_common_s *arm7_9 = target_to_arm7_9(target);
        arm_jtag_t *jtag_info = &arm7_9->jtag_info;
        scan_field_t fields[3];
        uint8_t reg_addr_buf = reg_addr & 0x3f;
@@ -199,11 +118,11 @@ int arm966e_read_cp15(target_t *target, int reg_addr, uint32_t *value)
        return ERROR_OK;
 }
 
+// EXPORTED to str9x (flash)
 int arm966e_write_cp15(target_t *target, int reg_addr, uint32_t value)
 {
        int retval = ERROR_OK;
-       armv4_5_common_t *armv4_5 = target->arch_info;
-       arm7_9_common_t *arm7_9 = armv4_5->arch_info;
+       struct arm7_9_common_s *arm7_9 = target_to_arm7_9(target);
        arm_jtag_t *jtag_info = &arm7_9->jtag_info;
        scan_field_t fields[3];
        uint8_t reg_addr_buf = reg_addr & 0x3f;
@@ -243,27 +162,19 @@ int arm966e_write_cp15(target_t *target, int reg_addr, uint32_t value)
        return ERROR_OK;
 }
 
-int arm966e_handle_cp15_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(arm966e_handle_cp15_command)
 {
        int retval;
        target_t *target = get_current_target(cmd_ctx);
-       armv4_5_common_t *armv4_5;
-       arm7_9_common_t *arm7_9;
-       arm9tdmi_common_t *arm9tdmi;
-       arm966e_common_t *arm966e;
-       arm_jtag_t *jtag_info;
-
-       if (arm966e_get_arch_pointers(target, &armv4_5, &arm7_9, &arm9tdmi, &arm966e) != ERROR_OK)
-       {
-               command_print(cmd_ctx, "current target isn't an ARM966e target");
-               return ERROR_OK;
-       }
+       struct arm966e_common_s *arm966e = target_to_arm966(target);
 
-       jtag_info = &arm7_9->jtag_info;
+       retval = arm966e_verify_pointer(cmd_ctx, arm966e);
+       if (retval != ERROR_OK)
+               return retval;
 
        if (target->state != TARGET_HALTED)
        {
-               command_print(cmd_ctx, "target must be stopped for \"%s\" command", cmd);
+               command_print(cmd_ctx, "target must be stopped for \"%s\" command", CMD_NAME);
                return ERROR_OK;
        }
 
@@ -304,14 +215,58 @@ int arm966e_handle_cp15_command(struct command_context_s *cmd_ctx, char *cmd, ch
        return ERROR_OK;
 }
 
+/** Registers commands used to access coprocessor resources. */
 int arm966e_register_commands(struct command_context_s *cmd_ctx)
 {
        int retval;
        command_t *arm966e_cmd;
 
        retval = arm9tdmi_register_commands(cmd_ctx);
-       arm966e_cmd = register_command(cmd_ctx, NULL, "arm966e", NULL, COMMAND_ANY, "arm966e specific commands");
-       register_command(cmd_ctx, arm966e_cmd, "cp15", arm966e_handle_cp15_command, COMMAND_EXEC, "display/modify cp15 register <num> [value]");
+       arm966e_cmd = register_command(cmd_ctx, NULL, "arm966e",
+                       NULL, COMMAND_ANY,
+                       "arm966e specific commands");
+       register_command(cmd_ctx, arm966e_cmd, "cp15",
+                       arm966e_handle_cp15_command, COMMAND_EXEC,
+                       "display/modify cp15 register <num> [value]");
 
        return retval;
 }
+
+/** Holds methods for ARM966 targets. */
+target_type_t arm966e_target =
+{
+       .name = "arm966e",
+
+       .poll = arm7_9_poll,
+       .arch_state = armv4_5_arch_state,
+
+       .target_request_data = arm7_9_target_request_data,
+
+       .halt = arm7_9_halt,
+       .resume = arm7_9_resume,
+       .step = arm7_9_step,
+
+       .assert_reset = arm7_9_assert_reset,
+       .deassert_reset = arm7_9_deassert_reset,
+       .soft_reset_halt = arm7_9_soft_reset_halt,
+
+       .get_gdb_reg_list = armv4_5_get_gdb_reg_list,
+
+       .read_memory = arm7_9_read_memory,
+       .write_memory = arm7_9_write_memory,
+       .bulk_write_memory = arm7_9_bulk_write_memory,
+       .checksum_memory = arm7_9_checksum_memory,
+       .blank_check_memory = arm7_9_blank_check_memory,
+
+       .run_algorithm = armv4_5_run_algorithm,
+
+       .add_breakpoint = arm7_9_add_breakpoint,
+       .remove_breakpoint = arm7_9_remove_breakpoint,
+       .add_watchpoint = arm7_9_add_watchpoint,
+       .remove_watchpoint = arm7_9_remove_watchpoint,
+
+       .register_commands = arm966e_register_commands,
+       .target_create = arm966e_target_create,
+       .init_target = arm9tdmi_init_target,
+       .examine = arm9tdmi_examine,
+};
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