Commit 6cf2b3fc authored May 28, 2005 by Kumar Gala Committed by Linus Torvalds May 28, 2005

[PATCH] ppc32: i8259 PIC should not be initialized if PCI is not configured



Trying to initialize the i8259 PIC will not work if CONFIG_PCI is not
enabled.  The kernel hangs if the initialization is tried.

Signed-off-by: Kumar Gala <kumar.gala@freescale.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent f9e4a005

arch/ppc/platforms/85xx/mpc85xx_cds_common.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -200,12 +200,14 @@ mpc85xx_cds_init_IRQ(void)
		*/
		openpic_init(MPC85xx_OPENPIC_IRQ_OFFSET);

		#ifdef CONFIG_PCI
		openpic_hookup_cascade(PIRQ0A, "82c59 cascade", i8259_irq);

		for (i = 0; i < NUM_8259_INTERRUPTS; i++)
		irq_desc[i].handler = &i8259_pic;

		i8259_init(0);
		#endif

		#ifdef CONFIG_CPM2
		/* Setup CPM2 PIC */