1*54fd6939SJiyong Park /*
2*54fd6939SJiyong Park * Copyright (c) 2019-2020, ARM Limited. All rights reserved.
3*54fd6939SJiyong Park *
4*54fd6939SJiyong Park * SPDX-License-Identifier: BSD-3-Clause
5*54fd6939SJiyong Park */
6*54fd6939SJiyong Park
7*54fd6939SJiyong Park #include <assert.h>
8*54fd6939SJiyong Park
9*54fd6939SJiyong Park #include <common/debug.h>
10*54fd6939SJiyong Park #include <common/fdt_wrappers.h>
11*54fd6939SJiyong Park #include <lib/fconf/fconf.h>
12*54fd6939SJiyong Park #include <lib/fconf/fconf_dyn_cfg_getter.h>
13*54fd6939SJiyong Park #include <libfdt.h>
14*54fd6939SJiyong Park #include <plat/common/platform.h>
15*54fd6939SJiyong Park #include <platform_def.h>
16*54fd6939SJiyong Park
fconf_load_config(unsigned int image_id)17*54fd6939SJiyong Park int fconf_load_config(unsigned int image_id)
18*54fd6939SJiyong Park {
19*54fd6939SJiyong Park int err;
20*54fd6939SJiyong Park const struct dyn_cfg_dtb_info_t *config_info;
21*54fd6939SJiyong Park
22*54fd6939SJiyong Park assert((image_id == FW_CONFIG_ID) || (image_id == TB_FW_CONFIG_ID));
23*54fd6939SJiyong Park
24*54fd6939SJiyong Park image_info_t config_image_info = {
25*54fd6939SJiyong Park .h.type = (uint8_t)PARAM_IMAGE_BINARY,
26*54fd6939SJiyong Park .h.version = (uint8_t)VERSION_2,
27*54fd6939SJiyong Park .h.size = (uint16_t)sizeof(image_info_t),
28*54fd6939SJiyong Park .h.attr = 0
29*54fd6939SJiyong Park };
30*54fd6939SJiyong Park
31*54fd6939SJiyong Park config_info = FCONF_GET_PROPERTY(dyn_cfg, dtb, image_id);
32*54fd6939SJiyong Park assert(config_info != NULL);
33*54fd6939SJiyong Park
34*54fd6939SJiyong Park config_image_info.image_base = config_info->config_addr;
35*54fd6939SJiyong Park config_image_info.image_max_size = config_info->config_max_size;
36*54fd6939SJiyong Park
37*54fd6939SJiyong Park VERBOSE("FCONF: Loading config with image ID: %d\n", image_id);
38*54fd6939SJiyong Park err = load_auth_image(image_id, &config_image_info);
39*54fd6939SJiyong Park if (err != 0) {
40*54fd6939SJiyong Park VERBOSE("Failed to load config %d\n", image_id);
41*54fd6939SJiyong Park return err;
42*54fd6939SJiyong Park }
43*54fd6939SJiyong Park
44*54fd6939SJiyong Park INFO("FCONF: Config file with image ID:%d loaded at address = 0x%lx\n",
45*54fd6939SJiyong Park image_id, config_image_info.image_base);
46*54fd6939SJiyong Park
47*54fd6939SJiyong Park return 0;
48*54fd6939SJiyong Park }
49*54fd6939SJiyong Park
fconf_populate(const char * config_type,uintptr_t config)50*54fd6939SJiyong Park void fconf_populate(const char *config_type, uintptr_t config)
51*54fd6939SJiyong Park {
52*54fd6939SJiyong Park assert(config != 0UL);
53*54fd6939SJiyong Park
54*54fd6939SJiyong Park /* Check if the pointer to DTB is correct */
55*54fd6939SJiyong Park if (fdt_check_header((void *)config) != 0) {
56*54fd6939SJiyong Park ERROR("FCONF: Invalid DTB file passed for %s\n", config_type);
57*54fd6939SJiyong Park panic();
58*54fd6939SJiyong Park }
59*54fd6939SJiyong Park
60*54fd6939SJiyong Park INFO("FCONF: Reading %s firmware configuration file from: 0x%lx\n", config_type, config);
61*54fd6939SJiyong Park
62*54fd6939SJiyong Park /* Go through all registered populate functions */
63*54fd6939SJiyong Park IMPORT_SYM(struct fconf_populator *, __FCONF_POPULATOR_START__, start);
64*54fd6939SJiyong Park IMPORT_SYM(struct fconf_populator *, __FCONF_POPULATOR_END__, end);
65*54fd6939SJiyong Park const struct fconf_populator *populator;
66*54fd6939SJiyong Park
67*54fd6939SJiyong Park for (populator = start; populator != end; populator++) {
68*54fd6939SJiyong Park assert((populator->info != NULL) && (populator->populate != NULL));
69*54fd6939SJiyong Park
70*54fd6939SJiyong Park if (strcmp(populator->config_type, config_type) == 0) {
71*54fd6939SJiyong Park INFO("FCONF: Reading firmware configuration information for: %s\n", populator->info);
72*54fd6939SJiyong Park if (populator->populate(config) != 0) {
73*54fd6939SJiyong Park /* TODO: handle property miss */
74*54fd6939SJiyong Park panic();
75*54fd6939SJiyong Park }
76*54fd6939SJiyong Park }
77*54fd6939SJiyong Park }
78*54fd6939SJiyong Park }
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