40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
/* 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);
|