Here are the classes, structs, unions and interfaces with brief descriptions:

CApic
CAtomic
CConsole
CConsole_serial
CCpu
CDescriptor
CEc
CEh
CExc_regs
CGdt
CGsi
CIdt
CIo
CKalloc
CLapic
CLock_guard
CMsr
CMultiboot
CMultiboot_mmap
CMultiboot_module
CPh
CPseudo_descriptor
CPtab
CSpinlock
CSys_regs
CTss