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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
622 B
C
22 lines
622 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* ARM Generic Interrupt Controller (GIC) private defines that's only
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* shared among the GIC library code.
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*/
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#ifndef SELFTEST_KVM_GIC_PRIVATE_H
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#define SELFTEST_KVM_GIC_PRIVATE_H
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struct gic_common_ops {
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void (*gic_init)(unsigned int nr_cpus, void *dist_base);
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void (*gic_cpu_init)(unsigned int cpu, 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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uint64_t (*gic_read_iar)(void);
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void (*gic_write_eoir)(uint32_t irq);
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};
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extern const struct gic_common_ops gicv3_ops;
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#endif /* SELFTEST_KVM_GIC_PRIVATE_H */
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