* mca_nmi_hook - hook into MCA specific NMI chain
*
* Description:
- * The MCA (Microchannel Arcitecture) has an NMI chain for NMI sources
+ * The MCA (Microchannel Architecture) has an NMI chain for NMI sources
* along the MCA bus. Use this to hook into that chain if you will need
* it.
**/