xref: /rk3399_ARM-atf/plat/qemu/common/qemu_gicv2.c (revision 301d27d998892c054dec925264f81b11dcd64822)
1*301d27d9SRadoslaw Biernacki /*
2*301d27d9SRadoslaw Biernacki  * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
3*301d27d9SRadoslaw Biernacki  *
4*301d27d9SRadoslaw Biernacki  * SPDX-License-Identifier: BSD-3-Clause
5*301d27d9SRadoslaw Biernacki  */
6*301d27d9SRadoslaw Biernacki 
7*301d27d9SRadoslaw Biernacki #include <drivers/arm/gicv2.h>
8*301d27d9SRadoslaw Biernacki #include <drivers/arm/gic_common.h>
9*301d27d9SRadoslaw Biernacki #include <platform_def.h>
10*301d27d9SRadoslaw Biernacki 
11*301d27d9SRadoslaw Biernacki static const interrupt_prop_t qemu_interrupt_props[] = {
12*301d27d9SRadoslaw Biernacki 	PLATFORM_G1S_PROPS(GICV2_INTR_GROUP0),
13*301d27d9SRadoslaw Biernacki 	PLATFORM_G0_PROPS(GICV2_INTR_GROUP0)
14*301d27d9SRadoslaw Biernacki };
15*301d27d9SRadoslaw Biernacki 
16*301d27d9SRadoslaw Biernacki static const struct gicv2_driver_data plat_gicv2_driver_data = {
17*301d27d9SRadoslaw Biernacki 	.gicd_base = GICD_BASE,
18*301d27d9SRadoslaw Biernacki 	.gicc_base = GICC_BASE,
19*301d27d9SRadoslaw Biernacki 	.interrupt_props = qemu_interrupt_props,
20*301d27d9SRadoslaw Biernacki 	.interrupt_props_num = ARRAY_SIZE(qemu_interrupt_props),
21*301d27d9SRadoslaw Biernacki };
22*301d27d9SRadoslaw Biernacki 
23*301d27d9SRadoslaw Biernacki void plat_qemu_gic_init(void)
24*301d27d9SRadoslaw Biernacki {
25*301d27d9SRadoslaw Biernacki 	/* Initialize the gic cpu and distributor interfaces */
26*301d27d9SRadoslaw Biernacki 	gicv2_driver_init(&plat_gicv2_driver_data);
27*301d27d9SRadoslaw Biernacki 	gicv2_distif_init();
28*301d27d9SRadoslaw Biernacki 	gicv2_pcpu_distif_init();
29*301d27d9SRadoslaw Biernacki 	gicv2_cpuif_enable();
30*301d27d9SRadoslaw Biernacki }
31*301d27d9SRadoslaw Biernacki 
32*301d27d9SRadoslaw Biernacki void qemu_pwr_gic_on_finish(void)
33*301d27d9SRadoslaw Biernacki {
34*301d27d9SRadoslaw Biernacki 	/* TODO: This setup is needed only after a cold boot */
35*301d27d9SRadoslaw Biernacki 	gicv2_pcpu_distif_init();
36*301d27d9SRadoslaw Biernacki 
37*301d27d9SRadoslaw Biernacki 	/* Enable the gic cpu interface */
38*301d27d9SRadoslaw Biernacki 	gicv2_cpuif_enable();
39*301d27d9SRadoslaw Biernacki }
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