pc-bios: s390x: Use ebcdic2ascii table

Why should we do conversion of a ebcdic value if we have a handy table
where we could look up the ascii value instead?

Signed-off-by: Janosch Frank <[email protected]>
Reviewed-by: David Hildenbrand <[email protected]>
Reviewed-by: Thomas Huth <[email protected]>
Message-Id: <[email protected]>
Signed-off-by: Thomas Huth <[email protected]>

Author: frankjaa

pc-bios/s390-ccw/bootmap.c

@@ -328,9 +328,7 @@ static void print_eckd_ldl_msg(ECKD_IPL_mode_t mode)
         msg[0] = '2';
         break;
     default:
-        msg[0] = vlbl->LDL_version;
-        msg[0] &= 0x0f; /* convert EBCDIC   */
-        msg[0] |= 0x30; /* to ASCII (digit) */
+        msg[0] = ebc2asc[vlbl->LDL_version];
         msg[1] = '?';
         break;
     }