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Commit 791be9b9 authored May 21, 2005 by Russell King Committed by Russell King May 21, 2005

[PATCH] ARM SMP: add IPI support



Add support for inter-processor interrupts to the main IRQ
handling code.

Signed-off-by: Russell King <rmk@arm.linux.org.uk>

parent 706fdd9f

arch/arm/kernel/entry-armv.S

+14 −0

Original line number	Diff line number	Diff line
		@@ -34,6 +34,20 @@
		@
		adrne lr, 1b
		bne asm_do_IRQ

		#ifdef CONFIG_SMP
		/*
		* XXX
		*
		* this macro assumes that irqstat (r6) and base (r5) are
		* preserved from get_irqnr_and_base above
		*/
		test_for_ipi r0, r6, r5, lr
		movne r0, sp
		adrne lr, 1b
		bne do_IPI
		#endif

		.endm

		/*