cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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tlbex.h (977B)


      1/* SPDX-License-Identifier: GPL-2.0 */
      2#ifndef __ASM_TLBEX_H
      3#define __ASM_TLBEX_H
      4
      5#include <asm/uasm.h>
      6
      7/*
      8 * Write random or indexed TLB entry, and care about the hazards from
      9 * the preceding mtc0 and for the following eret.
     10 */
     11enum tlb_write_entry {
     12	tlb_random,
     13	tlb_indexed
     14};
     15
     16extern int pgd_reg;
     17
     18void build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r,
     19		      unsigned int tmp, unsigned int ptr);
     20void build_get_pgde32(u32 **p, unsigned int tmp, unsigned int ptr);
     21void build_get_ptep(u32 **p, unsigned int tmp, unsigned int ptr);
     22void build_update_entries(u32 **p, unsigned int tmp, unsigned int ptep);
     23void build_tlb_write_entry(u32 **p, struct uasm_label **l,
     24			   struct uasm_reloc **r,
     25			   enum tlb_write_entry wmode);
     26
     27extern void handle_tlbl(void);
     28extern char handle_tlbl_end[];
     29
     30extern void handle_tlbs(void);
     31extern char handle_tlbs_end[];
     32
     33extern void handle_tlbm(void);
     34extern char handle_tlbm_end[];
     35
     36#endif /* __ASM_TLBEX_H */