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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
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/*
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* This file is separate from sdb.h, because I want that one to remain
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* unchanged (as far as possible) from the official sdb distribution
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*
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* This file and associated functionality are a playground for me to
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* understand stuff which will later be implemented in more generic places.
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*/
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#include <linux/sdb.h>
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/* This is the union of all currently defined types */
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union sdb_record {
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struct sdb_interconnect ic;
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struct sdb_device dev;
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struct sdb_bridge bridge;
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struct sdb_integration integr;
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struct sdb_empty empty;
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};
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struct fmc_device;
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/* Every sdb table is turned into this structure */
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struct sdb_array {
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int len;
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int level;
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unsigned long baseaddr;
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struct fmc_device *fmc; /* the device that hosts it */
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struct sdb_array *parent; /* NULL at root */
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union sdb_record *record; /* copies of the struct */
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struct sdb_array **subtree; /* only valid for bridge items */
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};
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extern int fmc_scan_sdb_tree(struct fmc_device *fmc, unsigned long address);
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extern void fmc_show_sdb_tree(const struct fmc_device *fmc);
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extern signed long fmc_find_sdb_device(struct sdb_array *tree, uint64_t vendor,
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uint32_t device, unsigned long *sz);
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extern int fmc_free_sdb_tree(struct fmc_device *fmc);
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