diff options
Diffstat (limited to 'include/lib/fconf')
| -rw-r--r-- | include/lib/fconf/fconf.h | 70 | ||||
| -rw-r--r-- | include/lib/fconf/fconf_amu_getter.h | 20 | ||||
| -rw-r--r-- | include/lib/fconf/fconf_dyn_cfg_getter.h | 39 | ||||
| -rw-r--r-- | include/lib/fconf/fconf_mpmm_getter.h | 20 | ||||
| -rw-r--r-- | include/lib/fconf/fconf_tbbr_getter.h | 32 |
5 files changed, 181 insertions, 0 deletions
diff --git a/include/lib/fconf/fconf.h b/include/lib/fconf/fconf.h new file mode 100644 index 0000000..131c542 --- /dev/null +++ b/include/lib/fconf/fconf.h @@ -0,0 +1,70 @@ +/* + * Copyright (c) 2019-2020, ARM Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef FCONF_H +#define FCONF_H + +#include <stddef.h> +#include <stdint.h> + +/* Public API */ +#define FCONF_GET_PROPERTY(a, b, c) a##__##b##_getter(c) + +/* + * This macro takes three arguments: + * config: Configuration identifier + * name: property namespace + * callback: populate() function + */ +#define FCONF_REGISTER_POPULATOR(config, name, callback) \ + __attribute__((used, section(".fconf_populator"))) \ + const struct fconf_populator (name##__populator) = { \ + .config_type = (#config), \ + .info = (#name), \ + .populate = (callback) \ + }; + +/* + * Populator callback + * + * This structure are used by the fconf_populate function and should only be + * defined by the FCONF_REGISTER_POPULATOR macro. + */ +struct fconf_populator { + /* Description of the data loaded by the callback */ + const char *config_type; + const char *info; + + /* Callback used by fconf_populate function with a provided config dtb. + * Return 0 on success, err_code < 0 otherwise. + */ + int (*populate)(uintptr_t config); +}; + +/* This function supports to load tb_fw_config and fw_config dtb */ +int fconf_load_config(unsigned int image_id); + +/* Top level populate function + * + * This function takes a configuration dtb and calls all the registered + * populator callback with it. + * + * Panic on error. + */ +void fconf_populate(const char *config_type, uintptr_t config); + +/* FCONF specific getter */ +#define fconf__dtb_getter(prop) fconf_dtb_info.prop + +/* Structure used to locally keep a reference to the config dtb. */ +struct fconf_dtb_info_t { + uintptr_t base_addr; + size_t size; +}; + +extern struct fconf_dtb_info_t fconf_dtb_info; + +#endif /* FCONF_H */ diff --git a/include/lib/fconf/fconf_amu_getter.h b/include/lib/fconf/fconf_amu_getter.h new file mode 100644 index 0000000..2faee73 --- /dev/null +++ b/include/lib/fconf/fconf_amu_getter.h @@ -0,0 +1,20 @@ +/* + * Copyright (c) 2021, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef FCONF_AMU_GETTER_H +#define FCONF_AMU_GETTER_H + +#include <lib/extensions/amu.h> + +#define amu__config_getter(id) fconf_amu_config.id + +struct fconf_amu_config { + const struct amu_topology *topology; +}; + +extern struct fconf_amu_config fconf_amu_config; + +#endif /* FCONF_AMU_GETTER_H */ diff --git a/include/lib/fconf/fconf_dyn_cfg_getter.h b/include/lib/fconf/fconf_dyn_cfg_getter.h new file mode 100644 index 0000000..43f298e --- /dev/null +++ b/include/lib/fconf/fconf_dyn_cfg_getter.h @@ -0,0 +1,39 @@ +/* + * Copyright (c) 2019-2022, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef FCONF_DYN_CFG_GETTER_H +#define FCONF_DYN_CFG_GETTER_H + +#include <lib/fconf/fconf.h> + +#define FCONF_INVALID_IDX 0xFFFFFFFFU + +/* Dynamic configuration related getter */ +#define dyn_cfg__dtb_getter(id) dyn_cfg_dtb_info_getter(id) + +struct dyn_cfg_dtb_info_t { + uintptr_t config_addr; + uint32_t config_max_size; + unsigned int config_id; + /* + * Load address in non-secure memory. Only needed by those + * configuration files which require being loaded in secure + * memory (at config_addr) as well as in non-secure memory + * - e.g. HW_CONFIG + */ + uintptr_t ns_config_addr; +}; + +unsigned int dyn_cfg_dtb_info_get_index(unsigned int config_id); +struct dyn_cfg_dtb_info_t *dyn_cfg_dtb_info_getter(unsigned int config_id); +int fconf_populate_dtb_registry(uintptr_t config); + +/* Set config information in global DTB array */ +void set_config_info(uintptr_t config_addr, uintptr_t ns_config_addr, + uint32_t config_max_size, + unsigned int config_id); + +#endif /* FCONF_DYN_CFG_GETTER_H */ diff --git a/include/lib/fconf/fconf_mpmm_getter.h b/include/lib/fconf/fconf_mpmm_getter.h new file mode 100644 index 0000000..50d991a --- /dev/null +++ b/include/lib/fconf/fconf_mpmm_getter.h @@ -0,0 +1,20 @@ +/* + * Copyright (c) 2021, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef FCONF_MPMM_GETTER_H +#define FCONF_MPMM_GETTER_H + +#include <lib/mpmm/mpmm.h> + +#define mpmm__config_getter(id) fconf_mpmm_config.id + +struct fconf_mpmm_config { + const struct mpmm_topology *topology; +}; + +extern struct fconf_mpmm_config fconf_mpmm_config; + +#endif /* FCONF_MPMM_GETTER_H */ diff --git a/include/lib/fconf/fconf_tbbr_getter.h b/include/lib/fconf/fconf_tbbr_getter.h new file mode 100644 index 0000000..db98b68 --- /dev/null +++ b/include/lib/fconf/fconf_tbbr_getter.h @@ -0,0 +1,32 @@ +/* + * Copyright (c) 2019-2020, ARM Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef FCONF_TBBR_GETTER_H +#define FCONF_TBBR_GETTER_H + +#include <assert.h> + +#include <lib/fconf/fconf.h> + +/* TBBR related getter */ +#define tbbr__cot_getter(id) __extension__ ({ \ + assert((id) < cot_desc_size); \ + cot_desc_ptr[id]; \ +}) + +#define tbbr__dyn_config_getter(id) tbbr_dyn_config.id + +struct tbbr_dyn_config_t { + uint32_t disable_auth; + void *mbedtls_heap_addr; + size_t mbedtls_heap_size; +}; + +extern struct tbbr_dyn_config_t tbbr_dyn_config; + +int fconf_populate_tbbr_dyn_config(uintptr_t config); + +#endif /* FCONF_TBBR_GETTER_H */ |