cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

nfp_nffw.h (3786B)


      1/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
      2/* Copyright (C) 2015-2018 Netronome Systems, Inc. */
      3
      4/*
      5 * nfp_nffw.h
      6 * Authors: Jason McMullan <jason.mcmullan@netronome.com>
      7 *          Francois H. Theron <francois.theron@netronome.com>
      8 */
      9
     10#ifndef NFP_NFFW_H
     11#define NFP_NFFW_H
     12
     13/* Implemented in nfp_nffw.c */
     14
     15struct nfp_nffw_info;
     16
     17struct nfp_nffw_info *nfp_nffw_info_open(struct nfp_cpp *cpp);
     18void nfp_nffw_info_close(struct nfp_nffw_info *state);
     19int nfp_nffw_info_mip_first(struct nfp_nffw_info *state, u32 *cpp_id, u64 *off);
     20
     21/* Implemented in nfp_mip.c */
     22
     23struct nfp_mip;
     24
     25const struct nfp_mip *nfp_mip_open(struct nfp_cpp *cpp);
     26void nfp_mip_close(const struct nfp_mip *mip);
     27
     28const char *nfp_mip_name(const struct nfp_mip *mip);
     29void nfp_mip_symtab(const struct nfp_mip *mip, u32 *addr, u32 *size);
     30void nfp_mip_strtab(const struct nfp_mip *mip, u32 *addr, u32 *size);
     31
     32/* Implemented in nfp_rtsym.c */
     33
     34enum nfp_rtsym_type {
     35	NFP_RTSYM_TYPE_NONE	= 0,
     36	NFP_RTSYM_TYPE_OBJECT	= 1,
     37	NFP_RTSYM_TYPE_FUNCTION	= 2,
     38	NFP_RTSYM_TYPE_ABS	= 3,
     39};
     40
     41#define NFP_RTSYM_TARGET_NONE		0
     42#define NFP_RTSYM_TARGET_LMEM		-1
     43#define NFP_RTSYM_TARGET_EMU_CACHE	-7
     44
     45/**
     46 * struct nfp_rtsym - RTSYM descriptor
     47 * @name:	Symbol name
     48 * @addr:	Address in the domain/target's address space
     49 * @size:	Size (in bytes) of the symbol
     50 * @type:	NFP_RTSYM_TYPE_* of the symbol
     51 * @target:	CPP Target identifier, or NFP_RTSYM_TARGET_*
     52 * @domain:	CPP Target Domain (island)
     53 */
     54struct nfp_rtsym {
     55	const char *name;
     56	u64 addr;
     57	u64 size;
     58	enum nfp_rtsym_type type;
     59	int target;
     60	int domain;
     61};
     62
     63struct nfp_rtsym_table;
     64
     65struct nfp_rtsym_table *nfp_rtsym_table_read(struct nfp_cpp *cpp);
     66struct nfp_rtsym_table *
     67__nfp_rtsym_table_read(struct nfp_cpp *cpp, const struct nfp_mip *mip);
     68int nfp_rtsym_count(struct nfp_rtsym_table *rtbl);
     69const struct nfp_rtsym *nfp_rtsym_get(struct nfp_rtsym_table *rtbl, int idx);
     70const struct nfp_rtsym *
     71nfp_rtsym_lookup(struct nfp_rtsym_table *rtbl, const char *name);
     72
     73u64 nfp_rtsym_size(const struct nfp_rtsym *rtsym);
     74int __nfp_rtsym_read(struct nfp_cpp *cpp, const struct nfp_rtsym *sym,
     75		     u8 action, u8 token, u64 off, void *buf, size_t len);
     76int nfp_rtsym_read(struct nfp_cpp *cpp, const struct nfp_rtsym *sym, u64 off,
     77		   void *buf, size_t len);
     78int __nfp_rtsym_readl(struct nfp_cpp *cpp, const struct nfp_rtsym *sym,
     79		      u8 action, u8 token, u64 off, u32 *value);
     80int nfp_rtsym_readl(struct nfp_cpp *cpp, const struct nfp_rtsym *sym, u64 off,
     81		    u32 *value);
     82int __nfp_rtsym_readq(struct nfp_cpp *cpp, const struct nfp_rtsym *sym,
     83		      u8 action, u8 token, u64 off, u64 *value);
     84int nfp_rtsym_readq(struct nfp_cpp *cpp, const struct nfp_rtsym *sym, u64 off,
     85		    u64 *value);
     86int __nfp_rtsym_write(struct nfp_cpp *cpp, const struct nfp_rtsym *sym,
     87		      u8 action, u8 token, u64 off, void *buf, size_t len);
     88int nfp_rtsym_write(struct nfp_cpp *cpp, const struct nfp_rtsym *sym, u64 off,
     89		    void *buf, size_t len);
     90int __nfp_rtsym_writel(struct nfp_cpp *cpp, const struct nfp_rtsym *sym,
     91		       u8 action, u8 token, u64 off, u32 value);
     92int nfp_rtsym_writel(struct nfp_cpp *cpp, const struct nfp_rtsym *sym, u64 off,
     93		     u32 value);
     94int __nfp_rtsym_writeq(struct nfp_cpp *cpp, const struct nfp_rtsym *sym,
     95		       u8 action, u8 token, u64 off, u64 value);
     96int nfp_rtsym_writeq(struct nfp_cpp *cpp, const struct nfp_rtsym *sym, u64 off,
     97		     u64 value);
     98
     99u64 nfp_rtsym_read_le(struct nfp_rtsym_table *rtbl, const char *name,
    100		      int *error);
    101int nfp_rtsym_write_le(struct nfp_rtsym_table *rtbl, const char *name,
    102		       u64 value);
    103u8 __iomem *
    104nfp_rtsym_map(struct nfp_rtsym_table *rtbl, const char *name, const char *id,
    105	      unsigned int min_size, struct nfp_cpp_area **area);
    106
    107#endif /* NFP_NFFW_H */