1 /*
2  * Copyright 2021-2022 NXP
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  *
6  */
7 
8 #ifndef PLAT_GICV3_H
9 #define PLAT_GICV3_H
10 
11 #include <drivers/arm/gicv3.h>
12 
13  /* offset between redistributors */
14 #define GIC_RD_OFFSET       0x00020000
15  /* offset between SGI's */
16 #define GIC_SGI_OFFSET      0x00020000
17  /* offset from rd base to sgi base */
18 #define GIC_RD_2_SGI_OFFSET 0x00010000
19 
20  /* register offsets */
21 #define GICD_CTLR_OFFSET        0x0
22 #define GICD_CLR_SPI_SR         0x58
23 #define GICD_IGROUPR_2          0x88
24 #define GICD_ISENABLER_1        0x104
25 #define GICD_ICENABLER_1        0x184
26 #define GICD_ISENABLER_2        0x108
27 #define GICD_ICENABLER_2        0x188
28 #define GICD_ISENABLER_3        0x10c
29 #define GICD_ICENABLER_3        0x18c
30 #define GICD_ICPENDR_2          0x288
31 #define GICD_ICACTIVER_2        0x388
32 #define GICD_IPRIORITYR_22      0x458
33 #define GICD_ICFGR_5            0xC14
34 #define GICD_IGRPMODR_2         0xD08
35 
36 #define GICD_IROUTER60_OFFSET   0x61e0
37 #define GICD_IROUTER76_OFFSET   0x6260
38 #define GICD_IROUTER89_OFFSET   0x62C8
39 #define GICD_IROUTER112_OFFSET  0x6380
40 #define GICD_IROUTER113_OFFSET  0x6388
41 
42 #define GICR_ICENABLER0_OFFSET  0x180
43 #define GICR_CTLR_OFFSET        0x0
44 #define GICR_IGROUPR0_OFFSET    0x80
45 #define GICR_IGRPMODR0_OFFSET   0xD00
46 #define GICR_IPRIORITYR3_OFFSET 0x40C
47 #define GICR_ICPENDR0_OFFSET    0x280
48 #define GICR_ISENABLER0_OFFSET  0x100
49 #define GICR_TYPER_OFFSET       0x8
50 #define GICR_WAKER_OFFSET       0x14
51 #define GICR_ICACTIVER0_OFFSET  0x380
52 #define GICR_ICFGR0_OFFSET      0xC00
53 
54  /* bitfield masks */
55 #define GICD_CTLR_EN_GRP_MASK   0x7
56 #define GICD_CTLR_EN_GRP_1NS    0x2
57 #define GICD_CTLR_EN_GRP_1S     0x4
58 #define GICD_CTLR_EN_GRP_0      0x1
59 #define GICD_CTLR_ARE_S_MASK    0x10
60 #define GICD_CTLR_RWP           0x80000000
61 
62 #define GICR_ICENABLER0_SGI15   0x00008000
63 #define GICR_CTLR_RWP           0x8
64 #define GICR_IGROUPR0_SGI15     0x00008000
65 #define GICR_IGRPMODR0_SGI15    0x00008000
66 #define GICR_ISENABLER0_SGI15   0x00008000
67 #define GICR_IPRIORITYR3_SGI15_MASK  0xFF000000
68 #define GICR_ICPENDR0_SGI15     0x8000
69 
70 #define GIC_SPI_89_MASK         0x02000000
71 #define GIC_SPI89_PRIORITY_MASK 0xFF00
72 #define GIC_IRM_SPI89           0x80000000
73 
74 #define GICD_IROUTER_VALUE      0x100
75 #define GICD_ISENABLER_1_VALUE  0x10000000
76 #define GICD_ISENABLER_2_VALUE  0x100
77 #define GICD_ISENABLER_3_VALUE  0x20100
78 #define GICR_WAKER_SLEEP_BIT    0x2
79 #define GICR_WAKER_ASLEEP       (1 << 2 | 1 << 1)
80 
81 #define ICC_SRE_EL3_SRE          0x1
82 #define ICC_IGRPEN0_EL1_EN       0x1
83 #define ICC_CTLR_EL3_CBPR_EL1S   0x1
84 #define ICC_CTLR_EL3_RM          0x20
85 #define ICC_CTLR_EL3_EOIMODE_EL3 0x4
86 #define ICC_CTLR_EL3_PMHE        0x40
87 #define ICC_PMR_EL1_P_FILTER     0xFF
88 #define ICC_IAR0_EL1_SGI15       0xF
89 #define ICC_SGI0R_EL1_INTID      0x0F000000
90 #define ICC_IAR0_INTID_SPI_89    0x59
91 
92 #define  ICC_IGRPEN1_EL1 S3_0_C12_C12_7
93 #define  ICC_PMR_EL1     S3_0_C4_C6_0
94 #define  ICC_SRE_EL3     S3_6_C12_C12_5
95 #define  ICC_CTLR_EL3    S3_6_C12_C12_4
96 #define  ICC_SRE_EL2     S3_4_C12_C9_5
97 #define  ICC_CTLR_EL1    S3_0_C12_C12_4
98 
99 #ifndef __ASSEMBLER__
100 
101 /* GIC common API's */
102 typedef unsigned int (*my_core_pos_fn)(void);
103 
104 void plat_ls_gic_driver_init(const uintptr_t nxp_gicd_addr,
105 			     const uintptr_t nxp_gicr_addr,
106 			     uint8_t plat_core_count,
107 			     interrupt_prop_t *ls_interrupt_props,
108 			     uint8_t ls_interrupt_prop_count,
109 			     uintptr_t *target_mask_array,
110 			     mpidr_hash_fn mpidr_to_core_pos);
111 //void plat_ls_gic_driver_init(void);
112 void plat_ls_gic_init(void);
113 void plat_ls_gic_cpuif_enable(void);
114 void plat_ls_gic_cpuif_disable(void);
115 void plat_ls_gic_redistif_on(void);
116 void plat_ls_gic_redistif_off(void);
117 void plat_gic_pcpu_init(void);
118 #endif
119 
120 #endif /* PLAT_GICV3_H */
121