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/freebsd-11-stable/sys/x86/isa/
H A Datpic.cdiff 128875 Mon May 03 12:52:41 MDT 2004 jhb - Add an IMEN_MASK macro that returns the 8-bit bitmask of an atpic
interrupt source.
- Only do an outb() to the PIC to clear a bit in imen if the bit is set.
- Add a NUM_ISA_IRQS macro to replace uglier
'sizeof(array) / sizeof(member)' expressions along with a CTASSERT() to
ensure that the macro is correct.

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