28281652f9
Add basic support for ARM Generic Interrupt Controller v3. The support provides guests to setup interrupts. The work is inspired from kvm-unit-tests and the kernel's GIC driver (drivers/irqchip/irq-gic-v3.c). Signed-off-by: Raghavendra Rao Ananta <rananta@google.com> Reviewed-by: Andrew Jones <drjones@redhat.com> Reviewed-by: Ricardo Koller <ricarkol@google.com> Signed-off-by: Marc Zyngier <maz@kernel.org> Link: https://lore.kernel.org/r/20211007233439.1826892-13-rananta@google.com
22 lines
494 B
C
22 lines
494 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* ARM Generic Interrupt Controller (GIC) specific defines
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*/
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#ifndef SELFTEST_KVM_GIC_H
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#define SELFTEST_KVM_GIC_H
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enum gic_type {
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GIC_V3,
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GIC_TYPE_MAX,
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};
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void gic_init(enum gic_type type, unsigned int nr_cpus,
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void *dist_base, void *redist_base);
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void gic_irq_enable(unsigned int intid);
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void gic_irq_disable(unsigned int intid);
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unsigned int gic_get_and_ack_irq(void);
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void gic_set_eoi(unsigned int intid);
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#endif /* SELFTEST_KVM_GIC_H */
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