[MIPS] Import updates from i386's i8259.c
authorAtsushi Nemoto <anemo@mba.ocn.ne.jp>
Wed, 6 Dec 2006 17:04:17 +0000 (02:04 +0900)
committerRalf Baechle <ralf@linux-mips.org>
Wed, 6 Dec 2006 20:16:09 +0000 (20:16 +0000)
Import many updates from i386's i8259.c, especially genirq transitions.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

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