[PATCH] ppc32: i8259 PIC should not be initialized if PCI is not configured
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From: Kumar Gala <hidden>
Date: 2005-05-27 22:14:05
Also in:
lkml
From: Kumar Gala <hidden>
Date: 2005-05-27 22:14:05
Also in:
lkml
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 <redacted> --- commit 947c0e2c89c4e5cda2093bcfca7c13e097641e3b tree 12a3e07d44c69f110708c359da5132439c2527c5 parent 219d058f65dbd666964b1e951b8d491e4b19dc0c author Kumar K. Gala [off-list ref] Fri, 27 May 2005 16:57:41 -0500 committer Kumar K. Gala [off-list ref] Fri, 27 May 2005 16:57:41 -0500 ppc/platforms/85xx/mpc85xx_cds_common.c | 2 ++ 1 files changed, 2 insertions(+) Index: arch/ppc/platforms/85xx/mpc85xx_cds_common.c ===================================================================
--- 109a4648d2cc627d17c129bc1ca102a736c817aa/arch/ppc/platforms/85xx/mpc85xx_cds_common.c (mode:100644)
+++ 12a3e07d44c69f110708c359da5132439c2527c5/arch/ppc/platforms/85xx/mpc85xx_cds_common.c (mode:100644)@@ -200,12 +200,14 @@ */ 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 */