xref: /rk3399_ARM-atf/plat/qemu/common/qemu_spm.c (revision 6a2426a94f78815e9390835db4b6c9b4a29facf7)
1*6a2426a9SMasahisa Kojima /* SPDX-License-Identifier: BSD-3-Clause
2*6a2426a9SMasahisa Kojima  *
3*6a2426a9SMasahisa Kojima  * Copyright (c) 2020, Linaro Limited and Contributors. All rights reserved.
4*6a2426a9SMasahisa Kojima  */
5*6a2426a9SMasahisa Kojima 
6*6a2426a9SMasahisa Kojima #include <bl31/ehf.h>
7*6a2426a9SMasahisa Kojima #include <lib/xlat_tables/xlat_tables_compat.h>
8*6a2426a9SMasahisa Kojima #include <services/spm_mm_partition.h>
9*6a2426a9SMasahisa Kojima 
10*6a2426a9SMasahisa Kojima #include <platform_def.h>
11*6a2426a9SMasahisa Kojima 
12*6a2426a9SMasahisa Kojima /* Region equivalent to MAP_DEVICE1 suitable for mapping at EL0 */
13*6a2426a9SMasahisa Kojima #define MAP_DEVICE1_EL0	MAP_REGION_FLAT(DEVICE1_BASE,			\
14*6a2426a9SMasahisa Kojima 					DEVICE1_SIZE,			\
15*6a2426a9SMasahisa Kojima 					MT_DEVICE | MT_RW | MT_SECURE | MT_USER)
16*6a2426a9SMasahisa Kojima 
17*6a2426a9SMasahisa Kojima const mmap_region_t plat_qemu_secure_partition_mmap[] = {
18*6a2426a9SMasahisa Kojima 	MAP_DEVICE1_EL0, /* for the UART */
19*6a2426a9SMasahisa Kojima 	QEMU_SP_IMAGE_MMAP,
20*6a2426a9SMasahisa Kojima 	QEMU_SPM_BUF_EL0_MMAP,
21*6a2426a9SMasahisa Kojima 	QEMU_SP_IMAGE_NS_BUF_MMAP,
22*6a2426a9SMasahisa Kojima 	QEMU_SP_IMAGE_RW_MMAP,
23*6a2426a9SMasahisa Kojima 	{0}
24*6a2426a9SMasahisa Kojima };
25*6a2426a9SMasahisa Kojima 
26*6a2426a9SMasahisa Kojima /*
27*6a2426a9SMasahisa Kojima  * Boot information passed to a secure partition during initialisation.
28*6a2426a9SMasahisa Kojima  * Linear indices in MP information will be filled at runtime.
29*6a2426a9SMasahisa Kojima  */
30*6a2426a9SMasahisa Kojima static spm_mm_mp_info_t sp_mp_info[] = {
31*6a2426a9SMasahisa Kojima 	[0] = {0x80000000, 0},
32*6a2426a9SMasahisa Kojima 	[1] = {0x80000001, 0},
33*6a2426a9SMasahisa Kojima 	[2] = {0x80000002, 0},
34*6a2426a9SMasahisa Kojima 	[3] = {0x80000003, 0},
35*6a2426a9SMasahisa Kojima 	[4] = {0x80000004, 0},
36*6a2426a9SMasahisa Kojima 	[5] = {0x80000005, 0},
37*6a2426a9SMasahisa Kojima 	[6] = {0x80000006, 0},
38*6a2426a9SMasahisa Kojima 	[7] = {0x80000007, 0}
39*6a2426a9SMasahisa Kojima };
40*6a2426a9SMasahisa Kojima 
41*6a2426a9SMasahisa Kojima const spm_mm_boot_info_t plat_qemu_secure_partition_boot_info = {
42*6a2426a9SMasahisa Kojima 	.h.type              = PARAM_SP_IMAGE_BOOT_INFO,
43*6a2426a9SMasahisa Kojima 	.h.version           = VERSION_1,
44*6a2426a9SMasahisa Kojima 	.h.size              = sizeof(spm_mm_boot_info_t),
45*6a2426a9SMasahisa Kojima 	.h.attr              = 0,
46*6a2426a9SMasahisa Kojima 	.sp_mem_base         = PLAT_QEMU_SP_IMAGE_BASE,
47*6a2426a9SMasahisa Kojima 	.sp_mem_limit        = BL32_LIMIT,
48*6a2426a9SMasahisa Kojima 	.sp_image_base       = PLAT_QEMU_SP_IMAGE_BASE,
49*6a2426a9SMasahisa Kojima 	.sp_stack_base       = PLAT_SP_IMAGE_STACK_BASE,
50*6a2426a9SMasahisa Kojima 	.sp_heap_base        = PLAT_QEMU_SP_IMAGE_HEAP_BASE,
51*6a2426a9SMasahisa Kojima 	.sp_ns_comm_buf_base = PLAT_QEMU_SP_IMAGE_NS_BUF_BASE,
52*6a2426a9SMasahisa Kojima 	.sp_shared_buf_base  = PLAT_SPM_BUF_BASE,
53*6a2426a9SMasahisa Kojima 	.sp_image_size       = PLAT_QEMU_SP_IMAGE_SIZE,
54*6a2426a9SMasahisa Kojima 	.sp_pcpu_stack_size  = PLAT_SP_IMAGE_STACK_PCPU_SIZE,
55*6a2426a9SMasahisa Kojima 	.sp_heap_size        = PLAT_QEMU_SP_IMAGE_HEAP_SIZE,
56*6a2426a9SMasahisa Kojima 	.sp_ns_comm_buf_size = PLAT_QEMU_SP_IMAGE_NS_BUF_SIZE,
57*6a2426a9SMasahisa Kojima 	.sp_shared_buf_size  = PLAT_SPM_BUF_SIZE,
58*6a2426a9SMasahisa Kojima 	.num_sp_mem_regions  = PLAT_QEMU_SP_IMAGE_NUM_MEM_REGIONS,
59*6a2426a9SMasahisa Kojima 	.num_cpus            = PLATFORM_CORE_COUNT,
60*6a2426a9SMasahisa Kojima 	.mp_info             = sp_mp_info
61*6a2426a9SMasahisa Kojima };
62*6a2426a9SMasahisa Kojima 
63*6a2426a9SMasahisa Kojima /* Enumeration of priority levels on QEMU platforms. */
64*6a2426a9SMasahisa Kojima ehf_pri_desc_t qemu_exceptions[] = {
65*6a2426a9SMasahisa Kojima 	EHF_PRI_DESC(QEMU_PRI_BITS, PLAT_SP_PRI)
66*6a2426a9SMasahisa Kojima };
67*6a2426a9SMasahisa Kojima 
68*6a2426a9SMasahisa Kojima /* Plug in QEMU exceptions to Exception Handling Framework. */
69*6a2426a9SMasahisa Kojima EHF_REGISTER_PRIORITIES(qemu_exceptions, ARRAY_SIZE(qemu_exceptions),
70*6a2426a9SMasahisa Kojima 			QEMU_PRI_BITS);
71*6a2426a9SMasahisa Kojima 
72*6a2426a9SMasahisa Kojima const mmap_region_t *plat_get_secure_partition_mmap(void *cookie)
73*6a2426a9SMasahisa Kojima {
74*6a2426a9SMasahisa Kojima 	return plat_qemu_secure_partition_mmap;
75*6a2426a9SMasahisa Kojima }
76*6a2426a9SMasahisa Kojima 
77*6a2426a9SMasahisa Kojima const spm_mm_boot_info_t *
78*6a2426a9SMasahisa Kojima plat_get_secure_partition_boot_info(void *cookie)
79*6a2426a9SMasahisa Kojima {
80*6a2426a9SMasahisa Kojima 	return &plat_qemu_secure_partition_boot_info;
81*6a2426a9SMasahisa Kojima }
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