ppc/powerpc: workarounds for old Open Firmware versions

[pandora-kernel.git] / arch / powerpc / platforms / chrp / setup.c

diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c
index ecd32d5..4099dda 100644 (file)
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -361,7 +361,9 @@ static void __init chrp_find_openpic(void)
        printk(KERN_INFO "OpenPIC at %lx\n", opaddr);
 
        irq_count = NR_IRQS - NUM_ISA_INTERRUPTS - 4; /* leave room for IPIs */
-       prom_get_irq_senses(init_senses, NUM_8259_INTERRUPTS, NR_IRQS - 4);
+       prom_get_irq_senses(init_senses, NUM_ISA_INTERRUPTS, NR_IRQS - 4);
+       /* i8259 cascade is always positive level */
+       init_senses[0] = IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE;
 
        iranges = (unsigned int *) get_property(np, "interrupt-ranges", &len);
        if (iranges == NULL)