1 /*
2  * Copyright (c) 2015-2024, ARM Limited and Contributors. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #ifndef PLATFORM_DEF_H
8 #define PLATFORM_DEF_H
9 
10 #include <arch.h>
11 #include <drivers/arm/gic_common.h>
12 #include <lib/utils_def.h>
13 #include <plat/common/common_def.h>
14 
15 #include "../stm32mp1_def.h"
16 
17 /*******************************************************************************
18  * Generic platform constants
19  ******************************************************************************/
20 
21 /* Size of cacheable stacks */
22 #if defined(IMAGE_BL32)
23 #define PLATFORM_STACK_SIZE		0x600
24 #else
25 #define PLATFORM_STACK_SIZE		0xC00
26 #endif
27 
28 #define STM32MP_PRIMARY_CPU		U(0x0)
29 #define STM32MP_SECONDARY_CPU		U(0x1)
30 
31 #define PLATFORM_CLUSTER_COUNT		U(1)
32 #define PLATFORM_CLUSTER0_CORE_COUNT	U(2)
33 #define PLATFORM_CLUSTER1_CORE_COUNT	U(0)
34 #define PLATFORM_CORE_COUNT		(PLATFORM_CLUSTER1_CORE_COUNT + \
35 					 PLATFORM_CLUSTER0_CORE_COUNT)
36 #define PLATFORM_MAX_CPUS_PER_CLUSTER	2
37 
38 #define MAX_IO_DEVICES			U(4)
39 #define MAX_IO_HANDLES			U(4)
40 #define MAX_IO_BLOCK_DEVICES		U(1)
41 #define MAX_IO_MTD_DEVICES		U(1)
42 
43 /*******************************************************************************
44  * BL2 specific defines.
45  ******************************************************************************/
46 /*
47  * Put BL2 just below BL3-1. BL2_BASE is calculated using the current BL2 debug
48  * size plus a little space for growth.
49  */
50 #define BL2_BASE			STM32MP_BL2_BASE
51 #define BL2_LIMIT			(STM32MP_BL2_BASE + \
52 					 STM32MP_BL2_SIZE)
53 
54 #define BL2_RO_BASE			STM32MP_BL2_RO_BASE
55 #define BL2_RO_LIMIT			(STM32MP_BL2_RO_BASE + \
56 					 STM32MP_BL2_RO_SIZE)
57 
58 #define BL2_RW_BASE			STM32MP_BL2_RW_BASE
59 #define BL2_RW_LIMIT			(STM32MP_BL2_RW_BASE + \
60 					 STM32MP_BL2_RW_SIZE)
61 /*******************************************************************************
62  * BL32 specific defines.
63  ******************************************************************************/
64 #if defined(IMAGE_BL32)
65 #if ENABLE_PIE
66 #define BL32_BASE			0
67 #define BL32_LIMIT			STM32MP_BL32_SIZE
68 #else
69 #define BL32_BASE			STM32MP_BL32_BASE
70 #define BL32_LIMIT			(STM32MP_BL32_BASE + \
71 					 STM32MP_BL32_SIZE)
72 #endif
73 #endif /* defined(IMAGE_BL32) */
74 
75 /*******************************************************************************
76  * BL33 specific defines.
77  ******************************************************************************/
78 #define BL33_BASE			STM32MP_BL33_BASE
79 
80 /*******************************************************************************
81  * DTB specific defines.
82  ******************************************************************************/
83 #define DTB_BASE			STM32MP_DTB_BASE
84 #define DTB_LIMIT			(STM32MP_DTB_BASE + \
85 					 STM32MP_DTB_SIZE)
86 
87 /*******************************************************************************
88  * Platform specific page table and MMU setup constants
89  ******************************************************************************/
90 #define PLAT_PHY_ADDR_SPACE_SIZE	(ULL(1) << 32)
91 #define PLAT_VIRT_ADDR_SPACE_SIZE	(ULL(1) << 32)
92 
93 /*******************************************************************************
94  * Declarations and constants to access the mailboxes safely. Each mailbox is
95  * aligned on the biggest cache line size in the platform. This is known only
96  * to the platform as it might have a combination of integrated and external
97  * caches. Such alignment ensures that two maiboxes do not sit on the same cache
98  * line at any cache level. They could belong to different cpus/clusters &
99  * get written while being protected by different locks causing corruption of
100  * a valid mailbox address.
101  ******************************************************************************/
102 #define CACHE_WRITEBACK_SHIFT		6
103 #define CACHE_WRITEBACK_GRANULE		(U(1) << CACHE_WRITEBACK_SHIFT)
104 
105 /*
106  * Secure Interrupt: based on the standard ARM mapping
107  */
108 #define ARM_IRQ_SEC_PHY_TIMER		U(29)
109 
110 #define ARM_IRQ_SEC_SGI_0		U(8)
111 #define ARM_IRQ_SEC_SGI_1		U(9)
112 #define ARM_IRQ_SEC_SGI_2		U(10)
113 #define ARM_IRQ_SEC_SGI_3		U(11)
114 #define ARM_IRQ_SEC_SGI_4		U(12)
115 #define ARM_IRQ_SEC_SGI_5		U(13)
116 #define ARM_IRQ_SEC_SGI_6		U(14)
117 #define ARM_IRQ_SEC_SGI_7		U(15)
118 
119 #define STM32MP1_IRQ_TZC400		U(36)
120 #define STM32MP1_IRQ_TAMPSERRS		U(229)
121 #define STM32MP1_IRQ_AXIERRIRQ		U(244)
122 
123 /*
124  * Define a list of Group 1 Secure and Group 0 interrupts as per GICv3
125  * terminology. On a GICv2 system or mode, the lists will be merged and treated
126  * as Group 0 interrupts.
127  */
128 #define PLATFORM_G1S_PROPS(grp) \
129 	INTR_PROP_DESC(ARM_IRQ_SEC_PHY_TIMER,		\
130 		       GIC_HIGHEST_SEC_PRIORITY,	\
131 		       grp, GIC_INTR_CFG_LEVEL),	\
132 	INTR_PROP_DESC(STM32MP1_IRQ_AXIERRIRQ,		\
133 		       GIC_HIGHEST_SEC_PRIORITY,	\
134 		       grp, GIC_INTR_CFG_LEVEL),	\
135 	INTR_PROP_DESC(STM32MP1_IRQ_TZC400,		\
136 		       GIC_HIGHEST_SEC_PRIORITY,	\
137 		       grp, GIC_INTR_CFG_LEVEL),	\
138 	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_1,		\
139 		       GIC_HIGHEST_SEC_PRIORITY,	\
140 		       grp, GIC_INTR_CFG_EDGE),		\
141 	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_2,		\
142 		       GIC_HIGHEST_SEC_PRIORITY,	\
143 		       grp, GIC_INTR_CFG_EDGE),		\
144 	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_3,		\
145 		       GIC_HIGHEST_SEC_PRIORITY,	\
146 		       grp, GIC_INTR_CFG_EDGE),		\
147 	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_4,		\
148 		       GIC_HIGHEST_SEC_PRIORITY,	\
149 		       grp, GIC_INTR_CFG_EDGE),		\
150 	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_5,		\
151 		       GIC_HIGHEST_SEC_PRIORITY,	\
152 		       grp, GIC_INTR_CFG_EDGE),		\
153 	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_7,		\
154 		       GIC_HIGHEST_SEC_PRIORITY,	\
155 		       grp, GIC_INTR_CFG_EDGE)
156 
157 #define PLATFORM_G0_PROPS(grp) \
158 	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_0,		\
159 		       GIC_HIGHEST_SEC_PRIORITY,	\
160 		       grp, GIC_INTR_CFG_EDGE),		\
161 	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_6,		\
162 		       GIC_HIGHEST_SEC_PRIORITY,	\
163 		       grp, GIC_INTR_CFG_EDGE)
164 
165 /*
166  * Power
167  */
168 #define PLAT_MAX_PWR_LVL	U(1)
169 
170 /* Local power state for power domains in Run state. */
171 #define ARM_LOCAL_STATE_RUN	U(0)
172 /* Local power state for retention. Valid only for CPU power domains */
173 #define ARM_LOCAL_STATE_RET	U(1)
174 /* Local power state for power-down. Valid for CPU and cluster power domains */
175 #define ARM_LOCAL_STATE_OFF	U(2)
176 /*
177  * This macro defines the deepest retention state possible.
178  * A higher state id will represent an invalid or a power down state.
179  */
180 #define PLAT_MAX_RET_STATE		ARM_LOCAL_STATE_RET
181 /*
182  * This macro defines the deepest power down states possible. Any state ID
183  * higher than this is invalid.
184  */
185 #define PLAT_MAX_OFF_STATE		ARM_LOCAL_STATE_OFF
186 
187 /*******************************************************************************
188  * Size of the per-cpu data in bytes that should be reserved in the generic
189  * per-cpu data structure for the FVP port.
190  ******************************************************************************/
191 #define PLAT_PCPU_DATA_SIZE	2
192 
193 /*******************************************************************************
194  * Number of parallel entry slots in SMT SCMI server entry context. For this
195  * platform, SCMI server is reached through SMC only, hence the number of
196  * entry slots.
197  ******************************************************************************/
198 #define PLAT_SMT_ENTRY_COUNT		PLATFORM_CORE_COUNT
199 
200 #endif /* PLATFORM_DEF_H */
201