aarch64: clean up target specific commands

- rename "cortex_a" command group to "aarch64"
- remove default blank check, checksum and algorithm hooks
  since they're not going to work in aarch64 mode anyway.



Change-Id: Ieb0046786ed9425baf6774c68f42a8285cc2aefd
Signed-off-by: Matthias Welwarsky <matthias.welwarsky@sysgo.com>
Reviewed-on: http://openocd.zylin.com/3991
Tested-by: jenkins
Reviewed-by: Paul Fertser <fercerpav@gmail.com>

src/target/aarch64.c

@@ -2057,9 +2057,9 @@ static const struct command_registration aarch64_command_handlers[] = {
 		.chain = armv8_command_handlers,
 	},
 	{
-		.name = "cortex_a",
+		.name = "aarch64",
 		.mode = COMMAND_ANY,
-		.help = "Cortex-A command group",
+		.help = "Aarch64 command group",
 		.usage = "",
 		.chain = aarch64_exec_command_handlers,
 	},
@@ -2085,11 +2085,6 @@ struct target_type aarch64_target = {
 	.read_memory = aarch64_read_memory,
 	.write_memory = aarch64_write_memory,
 
-	.checksum_memory = arm_checksum_memory,
-	.blank_check_memory = arm_blank_check_memory,
-
-	.run_algorithm = armv4_5_run_algorithm,
-
 	.add_breakpoint = aarch64_add_breakpoint,
 	.add_context_breakpoint = aarch64_add_context_breakpoint,
 	.add_hybrid_breakpoint = aarch64_add_hybrid_breakpoint,