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Revision 664d699af24ee73cbc147c4c0f76c8c8ff9ef66f authored by David Daney on 15 January 2015, 13:11:10 UTC, committed by Ralf Baechle on 20 February 2015, 14:30:42 UTC 
MIPS: OCTEON: Implement the core-16057 workaround
 
Disable ICache prefetch for certian Octeon II processors.

Signed-off-by: David Daney <david.daney@cavium.com>
Signed-off-by: Aleksey Makarov <aleksey.makarov@auriga.com>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/8938/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
1 parent 69f7cd4
Raw File
debug.h 
/*
 * Debugging printout:
 */

#include <linux/kallsyms.h>

#define ___P(f) if (desc->status_use_accessors & f) printk("%14s set\n", #f)
#define ___PS(f) if (desc->istate & f) printk("%14s set\n", #f)
/* FIXME */
#define ___PD(f) do { } while (0)

static inline void print_irq_desc(unsigned int irq, struct irq_desc *desc)
{
	printk("irq %d, desc: %p, depth: %d, count: %d, unhandled: %d\n",
		irq, desc, desc->depth, desc->irq_count, desc->irqs_unhandled);
	printk("->handle_irq():  %p, ", desc->handle_irq);
	print_symbol("%s\n", (unsigned long)desc->handle_irq);
	printk("->irq_data.chip(): %p, ", desc->irq_data.chip);
	print_symbol("%s\n", (unsigned long)desc->irq_data.chip);
	printk("->action(): %p\n", desc->action);
	if (desc->action) {
		printk("->action->handler(): %p, ", desc->action->handler);
		print_symbol("%s\n", (unsigned long)desc->action->handler);
	}

	___P(IRQ_LEVEL);
	___P(IRQ_PER_CPU);
	___P(IRQ_NOPROBE);
	___P(IRQ_NOREQUEST);
	___P(IRQ_NOTHREAD);
	___P(IRQ_NOAUTOEN);

	___PS(IRQS_AUTODETECT);
	___PS(IRQS_REPLAY);
	___PS(IRQS_WAITING);
	___PS(IRQS_PENDING);

	___PD(IRQS_INPROGRESS);
	___PD(IRQS_DISABLED);
	___PD(IRQS_MASKED);
}

#undef ___P
#undef ___PS
#undef ___PD
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