semihosting: User defined operation, Tcl command exec on host

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

diff --git a/src/target/semihosting_common.h b/src/target/semihosting_common.h
index b83464ed5a49a19915f49905c1204089fec18e9b..6eb9ca2527aee52d12e3d7ae1f19e9e2377a5f0d 100644 (file)
--- a/src/target/semihosting_common.h
+++ b/src/target/semihosting_common.h
@@ -75,8 +75,14 @@ enum semihosting_operation_numbers {
        SEMIHOSTING_SYS_WRITE = 0x05,
        SEMIHOSTING_SYS_WRITEC = 0x03,
        SEMIHOSTING_SYS_WRITE0 = 0x04,
+       SEMIHOSTING_USER_CMD_0x100 = 0x100, /* First user cmd op code */
+       SEMIHOSTING_USER_CMD_0x107 = 0x107, /* Last supported user cmd op code */
+       SEMIHOSTING_USER_CMD_0x1FF = 0x1FF, /* Last user cmd op code */
 };
 
+/** Maximum allowed Tcl command segment length in bytes*/
+#define SEMIHOSTING_MAX_TCL_COMMAND_FIELD_LENGTH (1024 * 1024)
+
 /*
  * Codes used by SEMIHOSTING_SYS_EXIT (formerly
  * SEMIHOSTING_REPORT_EXCEPTION).