/* SPDX-License-Identifier: GPL-2.0 */ /* * This file is separate from sdb.h, because I want that one to remain * unchanged (as far as possible) from the official sdb distribution * * This file and associated functionality are a playground for me to * understand stuff which will later be implemented in more generic places. */ #include <linux/sdb.h> /* This is the union of all currently defined types */ union sdb_record { struct sdb_interconnect ic; struct sdb_device dev; struct sdb_bridge bridge; struct sdb_integration integr; struct sdb_empty empty; struct sdb_synthesis synthesis; struct sdb_repo_url repo_url; }; struct fmc_device; /* Every sdb table is turned into this structure */ struct sdb_array { int len; int level; unsigned long baseaddr; struct fmc_device *fmc; /* the device that hosts it */ struct sdb_array *parent; /* NULL at root */ union sdb_record *record; /* copies of the struct */ struct sdb_array **subtree; /* only valid for bridge items */ }; extern int fmc_scan_sdb_tree(struct fmc_device *fmc, unsigned long address); extern void fmc_show_sdb_tree(const struct fmc_device *fmc); extern signed long fmc_find_sdb_device(struct sdb_array *tree, uint64_t vendor, uint32_t device, unsigned long *sz); extern int fmc_free_sdb_tree(struct fmc_device *fmc);