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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ptrace-tar.h (1135B)


      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3 * Copyright (C) 2015 Anshuman Khandual, IBM Corporation.
      4 */
      5#define TAR_1   10
      6#define TAR_2   20
      7#define TAR_3   30
      8#define TAR_4   40
      9#define TAR_5   50
     10
     11#define DSCR_1  100
     12#define DSCR_2  200
     13#define DSCR_3  300
     14#define DSCR_4  400
     15#define DSCR_5  500
     16
     17#define PPR_1   0x4000000000000         /* or 31,31,31*/
     18#define PPR_2   0x8000000000000         /* or 1,1,1 */
     19#define PPR_3   0xc000000000000         /* or 6,6,6 */
     20#define PPR_4   0x10000000000000        /* or 2,2,2 */
     21
     22char *user_read = "[User Read (Running)]";
     23char *user_write = "[User Write (Running)]";
     24char *ptrace_read_running = "[Ptrace Read (Running)]";
     25char *ptrace_write_running = "[Ptrace Write (Running)]";
     26char *ptrace_read_ckpt = "[Ptrace Read (Checkpointed)]";
     27char *ptrace_write_ckpt = "[Ptrace Write (Checkpointed)]";
     28
     29int validate_tar_registers(unsigned long *reg, unsigned long tar,
     30				unsigned long ppr, unsigned long dscr)
     31{
     32	int match = 1;
     33
     34	if (reg[0] != tar)
     35		match = 0;
     36
     37	if (reg[1] != ppr)
     38		match = 0;
     39
     40	if (reg[2] != dscr)
     41		match = 0;
     42
     43	if (!match)
     44		return TEST_FAIL;
     45	return TEST_PASS;
     46}