Rename and renumber trap types to comply with the user trap types as specified by the sparc abi.  We use numerically higher values for all internal kernel types. Remove soft trap types which need to be exposed to userland.  They will move to utrap.h.
Rename and renumber trap types to comply with the user trap types as
specified by the sparc abi.  We use numerically higher values for all
internal kernel types.
Remove soft trap types which need to be exposed to userland.  They will
move to utrap.h.

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