162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci#ifndef _ASM_IA64_PATCH_H 362306a36Sopenharmony_ci#define _ASM_IA64_PATCH_H 462306a36Sopenharmony_ci 562306a36Sopenharmony_ci/* 662306a36Sopenharmony_ci * Copyright (C) 2003 Hewlett-Packard Co 762306a36Sopenharmony_ci * David Mosberger-Tang <davidm@hpl.hp.com> 862306a36Sopenharmony_ci * 962306a36Sopenharmony_ci * There are a number of reasons for patching instructions. Rather than duplicating code 1062306a36Sopenharmony_ci * all over the place, we put the common stuff here. Reasons for patching: in-kernel 1162306a36Sopenharmony_ci * module-loader, virtual-to-physical patch-list, McKinley Errata 9 workaround, and gate 1262306a36Sopenharmony_ci * shared library. Undoubtedly, some of these reasons will disappear and others will 1362306a36Sopenharmony_ci * be added over time. 1462306a36Sopenharmony_ci */ 1562306a36Sopenharmony_ci#include <linux/elf.h> 1662306a36Sopenharmony_ci#include <linux/types.h> 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_ciextern void ia64_patch (u64 insn_addr, u64 mask, u64 val); /* patch any insn slot */ 1962306a36Sopenharmony_ciextern void ia64_patch_imm64 (u64 insn_addr, u64 val); /* patch "movl" w/abs. value*/ 2062306a36Sopenharmony_ciextern void ia64_patch_imm60 (u64 insn_addr, u64 val); /* patch "brl" w/ip-rel value */ 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_ciextern void ia64_patch_mckinley_e9 (unsigned long start, unsigned long end); 2362306a36Sopenharmony_ciextern void ia64_patch_vtop (unsigned long start, unsigned long end); 2462306a36Sopenharmony_ciextern void ia64_patch_phys_stack_reg(unsigned long val); 2562306a36Sopenharmony_ciextern void ia64_patch_rse (unsigned long start, unsigned long end); 2662306a36Sopenharmony_ciextern void ia64_patch_gate (void); 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_ci#endif /* _ASM_IA64_PATCH_H */ 29