xref: /arm-trusted-firmware/include/drivers/nxp/tzc/plat_tzc380.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright 2018-2021 NXP
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  */
6*91f16700Schasinglulu 
7*91f16700Schasinglulu #if !defined(PLAT_TZC380_H) && defined(IMAGE_BL2)
8*91f16700Schasinglulu #define PLAT_TZC380_H
9*91f16700Schasinglulu 
10*91f16700Schasinglulu #include <tzc380.h>
11*91f16700Schasinglulu 
12*91f16700Schasinglulu /* Number of DRAM regions to be configured
13*91f16700Schasinglulu  * for the platform can be over-written.
14*91f16700Schasinglulu  *
15*91f16700Schasinglulu  * Array tzc400_reg_list too, needs be over-written
16*91f16700Schasinglulu  * if there is any changes to default DRAM region
17*91f16700Schasinglulu  * configuration.
18*91f16700Schasinglulu  */
19*91f16700Schasinglulu #ifndef MAX_NUM_TZC_REGION
20*91f16700Schasinglulu /* 3 regions:
21*91f16700Schasinglulu  *  Region 0(default),
22*91f16700Schasinglulu  *  Region 1 (DRAM0, Secure Memory),
23*91f16700Schasinglulu  *  Region 2 (DRAM0, Shared memory)
24*91f16700Schasinglulu  */
25*91f16700Schasinglulu #define MAX_NUM_TZC_REGION	3
26*91f16700Schasinglulu #define DEFAULT_TZASC_CONFIG	1
27*91f16700Schasinglulu #endif
28*91f16700Schasinglulu 
29*91f16700Schasinglulu struct tzc380_reg {
30*91f16700Schasinglulu 	unsigned int secure;
31*91f16700Schasinglulu 	unsigned int enabled;
32*91f16700Schasinglulu 	uint64_t addr;
33*91f16700Schasinglulu 	uint64_t size;
34*91f16700Schasinglulu 	unsigned int sub_mask;
35*91f16700Schasinglulu };
36*91f16700Schasinglulu 
37*91f16700Schasinglulu void mem_access_setup(uintptr_t base, uint32_t total_regions,
38*91f16700Schasinglulu 			struct tzc380_reg *tzc380_reg_list);
39*91f16700Schasinglulu 
40*91f16700Schasinglulu int populate_tzc380_reg_list(struct tzc380_reg *tzc380_reg_list,
41*91f16700Schasinglulu 			     int dram_idx, int list_idx,
42*91f16700Schasinglulu 			     uint64_t dram_start_addr,
43*91f16700Schasinglulu 			     uint64_t dram_size,
44*91f16700Schasinglulu 			     uint32_t secure_dram_sz,
45*91f16700Schasinglulu 			     uint32_t shrd_dram_sz);
46*91f16700Schasinglulu 
47*91f16700Schasinglulu #endif /* PLAT_TZC380_H */
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