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-rw-r--r--include/lib/fconf/fconf.h70
-rw-r--r--include/lib/fconf/fconf_amu_getter.h20
-rw-r--r--include/lib/fconf/fconf_dyn_cfg_getter.h39
-rw-r--r--include/lib/fconf/fconf_mpmm_getter.h20
-rw-r--r--include/lib/fconf/fconf_tbbr_getter.h32
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 */