128281652SRaghavendra Rao Ananta /* SPDX-License-Identifier: GPL-2.0 */
228281652SRaghavendra Rao Ananta /*
328281652SRaghavendra Rao Ananta  * ARM Generic Interrupt Controller (GIC) specific defines
428281652SRaghavendra Rao Ananta  */
528281652SRaghavendra Rao Ananta 
628281652SRaghavendra Rao Ananta #ifndef SELFTEST_KVM_GIC_H
728281652SRaghavendra Rao Ananta #define SELFTEST_KVM_GIC_H
828281652SRaghavendra Rao Ananta 
928281652SRaghavendra Rao Ananta enum gic_type {
1028281652SRaghavendra Rao Ananta 	GIC_V3,
1128281652SRaghavendra Rao Ananta 	GIC_TYPE_MAX,
1228281652SRaghavendra Rao Ananta };
1328281652SRaghavendra Rao Ananta 
14*e95def3aSRicardo Koller #define MIN_SGI			0
15*e95def3aSRicardo Koller #define MIN_PPI			16
16*e95def3aSRicardo Koller #define MIN_SPI			32
17*e95def3aSRicardo Koller #define MAX_SPI			1019
18*e95def3aSRicardo Koller #define IAR_SPURIOUS		1023
19*e95def3aSRicardo Koller 
20*e95def3aSRicardo Koller #define INTID_IS_SGI(intid)	(0       <= (intid) && (intid) < MIN_PPI)
21*e95def3aSRicardo Koller #define INTID_IS_PPI(intid)	(MIN_PPI <= (intid) && (intid) < MIN_SPI)
22*e95def3aSRicardo Koller #define INTID_IS_SPI(intid)	(MIN_SPI <= (intid) && (intid) <= MAX_SPI)
23*e95def3aSRicardo Koller 
2428281652SRaghavendra Rao Ananta void gic_init(enum gic_type type, unsigned int nr_cpus,
2528281652SRaghavendra Rao Ananta 		void *dist_base, void *redist_base);
2628281652SRaghavendra Rao Ananta void gic_irq_enable(unsigned int intid);
2728281652SRaghavendra Rao Ananta void gic_irq_disable(unsigned int intid);
2828281652SRaghavendra Rao Ananta unsigned int gic_get_and_ack_irq(void);
2928281652SRaghavendra Rao Ananta void gic_set_eoi(unsigned int intid);
3017ce617bSRicardo Koller void gic_set_dir(unsigned int intid);
3117ce617bSRicardo Koller 
3217ce617bSRicardo Koller /*
3317ce617bSRicardo Koller  * Sets the EOI mode. When split is false, EOI just drops the priority. When
3417ce617bSRicardo Koller  * split is true, EOI drops the priority and deactivates the interrupt.
3517ce617bSRicardo Koller  */
3617ce617bSRicardo Koller void gic_set_eoi_split(bool split);
3717ce617bSRicardo Koller void gic_set_priority_mask(uint64_t mask);
3817ce617bSRicardo Koller void gic_set_priority(uint32_t intid, uint32_t prio);
3917ce617bSRicardo Koller void gic_irq_set_active(unsigned int intid);
4017ce617bSRicardo Koller void gic_irq_clear_active(unsigned int intid);
4117ce617bSRicardo Koller bool gic_irq_get_active(unsigned int intid);
4217ce617bSRicardo Koller void gic_irq_set_pending(unsigned int intid);
4317ce617bSRicardo Koller void gic_irq_clear_pending(unsigned int intid);
4417ce617bSRicardo Koller bool gic_irq_get_pending(unsigned int intid);
4517ce617bSRicardo Koller void gic_irq_set_config(unsigned int intid, bool is_edge);
4628281652SRaghavendra Rao Ananta 
4728281652SRaghavendra Rao Ananta #endif /* SELFTEST_KVM_GIC_H */
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