xtensa: dispatch medium-priority interrupts
authorMarc Gauthier <marc@tensilica.com>
Sat, 5 Jan 2013 00:57:17 +0000 (04:57 +0400)
committerChris Zankel <chris@zankel.net>
Sun, 24 Feb 2013 03:12:52 +0000 (19:12 -0800)
commit2d1c645cc50b8f5a718b24bad9eb3931e7105d12
treec385e5064cee10f79b9c359ddd99bd5d1b9f838a
parentd0b73b488c55df905ea8faaad079f8535629ed26
xtensa: dispatch medium-priority interrupts

Add support for dispatching medium-priority interrupts, that is,
interrupts of priority levels 2 to EXCM_LEVEL. IRQ handling may be
preempted by higher priority IRQ.

Signed-off-by: Marc Gauthier <marc@tensilica.com>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
arch/xtensa/include/asm/atomic.h
arch/xtensa/include/asm/processor.h
arch/xtensa/include/asm/regs.h
arch/xtensa/include/asm/timex.h
arch/xtensa/kernel/entry.S
arch/xtensa/kernel/head.S
arch/xtensa/kernel/setup.c
arch/xtensa/kernel/traps.c
arch/xtensa/kernel/vectors.S
arch/xtensa/kernel/vmlinux.lds.S