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-rw-r--r--src/target/target.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/target/target.c b/src/target/target.c
index d4662f71..9b07df18 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -722,6 +722,30 @@ static int arm_cp_check(struct target_s *target, int cpnum, uint32_t op1, uint32
return ERROR_FAIL;
}
+ if (op1>7)
+ {
+ LOG_ERROR("Illegal op1");
+ return ERROR_FAIL;
+ }
+
+ if (op2>7)
+ {
+ LOG_ERROR("Illegal op2");
+ return ERROR_FAIL;
+ }
+
+ if (CRn>15)
+ {
+ LOG_ERROR("Illegal CRn");
+ return ERROR_FAIL;
+ }
+
+ if (CRm>7)
+ {
+ LOG_ERROR("Illegal CRm");
+ return ERROR_FAIL;
+ }
+
return ERROR_OK;
}