summaryrefslogtreecommitdiffstats
path: root/arch/x86/include/asm/irq.h
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--arch/x86/include/asm/irq.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h
new file mode 100644
index 000000000..768aa234c
--- /dev/null
+++ b/arch/x86/include/asm/irq.h
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_X86_IRQ_H
+#define _ASM_X86_IRQ_H
+/*
+ * (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar
+ *
+ * IRQ/IPI changes taken from work by Thomas Radke
+ * <tomsoft@informatik.tu-chemnitz.de>
+ */
+
+#include <asm/apicdef.h>
+#include <asm/irq_vectors.h>
+
+/*
+ * The irq entry code is in the noinstr section and the start/end of
+ * __irqentry_text is emitted via labels. Make the build fail if
+ * something moves a C function into the __irq_entry section.
+ */
+#define __irq_entry __invalid_section
+
+static inline int irq_canonicalize(int irq)
+{
+ return ((irq == 2) ? 9 : irq);
+}
+
+extern int irq_init_percpu_irqstack(unsigned int cpu);
+
+struct irq_desc;
+
+extern void fixup_irqs(void);
+
+#ifdef CONFIG_HAVE_KVM
+extern void kvm_set_posted_intr_wakeup_handler(void (*handler)(void));
+#endif
+
+extern void (*x86_platform_ipi_callback)(void);
+extern void native_init_IRQ(void);
+
+extern void __handle_irq(struct irq_desc *desc, struct pt_regs *regs);
+
+extern void init_ISA_irqs(void);
+
+extern void __init init_IRQ(void);
+
+#ifdef CONFIG_X86_LOCAL_APIC
+void arch_trigger_cpumask_backtrace(const struct cpumask *mask,
+ bool exclude_self);
+
+#define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
+#endif
+
+#endif /* _ASM_X86_IRQ_H */