I want to recompile the octeon driver, when i searching the octeon,it logs out │ Symbol: AHCI_OCTEON [=n] │ │ Type : tristate │ │ Defined at drivers/ata/Kconfig:240 │ │ Prompt: Cavium Octeon Soc Serial ATA │ │ Depends on: ATA [=y] && HAS_DMA [=y] && SATA_AHCI_PLATFORM [=y] && CAVIUM_OCTEON_SOC │ │ Location: │ │ -> Device Drivers │ │ (1) -> Serial ATA and Parallel ATA drivers (libata) (ATA [=y]) │ │ -> Cavium Octeon Soc Serial ATA (AHCI_OCTEON [=n]) │ │ │ │ │ │ Symbol: CAVIUM_OCTEON_SOC [=CAVIUM_OCTEON_SOC] │ │ Type : unknown │ │ │ │ │ │ Symbol: CPU_CAVIUM_OCTEON [=CPU_CAVIUM_OCTEON] │ │ Type : unknown I have set the ATA [=y]、HAS_DMA [=y]、SATA_AHCI_PLATFORM [=y].But i don't know about CAVIUM_OCTEON_SOC When i search the CAVIUM_OCTEON_SOC,It print out: Symbol: CAVIUM_OCTEON_SOC [=CAVIUM_OCTEON_SOC] │ │ Type : unknown What should i do? Thanks Chen Shuo