forked from Minki/linux
cris build fixes: irq fixes
- New file include/asm-cris/irq_regs.h. - Change handling of registers for do_IRQ. - Add GENERIC_HARDIRQS to Kconfig. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -57,6 +57,10 @@ menu "General setup"
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source "fs/Kconfig.binfmt"
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config GENERIC_HARDIRQS
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bool
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default y
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config ETRAX_CMDLINE
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string "Kernel command line"
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default "root=/dev/mtdblock3"
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@ -2,7 +2,7 @@
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*
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* linux/arch/cris/kernel/irq.c
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*
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* Copyright (c) 2000,2001 Axis Communications AB
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* Copyright (c) 2000,2007 Axis Communications AB
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*
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* Authors: Bjorn Wesen (bjornw@axis.com)
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*
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@ -92,14 +92,16 @@ skip:
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asmlinkage void do_IRQ(int irq, struct pt_regs * regs)
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{
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unsigned long sp;
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struct pt_regs *old_regs = set_irq_regs(regs);
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irq_enter();
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sp = rdsp();
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if (unlikely((sp & (PAGE_SIZE - 1)) < (PAGE_SIZE/8))) {
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printk("do_IRQ: stack overflow: %lX\n", sp);
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show_stack(NULL, (unsigned long *)sp);
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}
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__do_IRQ(irq, regs);
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__do_IRQ(irq);
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irq_exit();
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set_irq_regs(old_regs);
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}
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void weird_irq(void)
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