MPI26_FW_HEADER_SIGNATURE0_BASE
#define MPI26_FW_HEADER_SIGNATURE0 (MPI26_FW_HEADER_SIGNATURE0_BASE+MPI26_FW_HEADER_SIGNATURE0_ARC_0) // legacy (0x5AEAA55A)
#define MPI26_FW_HEADER_SIGNATURE0_3516 (MPI26_FW_HEADER_SIGNATURE0_BASE+MPI26_FW_HEADER_SIGNATURE0_ARC_1)
#define MPI26_FW_HEADER_SIGNATURE0_4008 (MPI26_FW_HEADER_SIGNATURE0_BASE+MPI26_FW_HEADER_SIGNATURE0_ARC_3)