linux/linux-5.4.31/arch/hexagon/kernel/vm_ops.S

90 lines
1.6 KiB
ArmAsm

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Hexagon VM instruction support
*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*/
#include <linux/linkage.h>
#include <asm/hexagon_vm.h>
/*
* C wrappers for virtual machine "instructions". These
* could be, and perhaps some day will be, handled as in-line
* macros, but for tracing/debugging it's handy to have
* a single point of invocation for each of them.
* Conveniently, they take parameters and return values
* consistent with the ABI calling convention.
*/
ENTRY(__vmrte)
trap1(#HVM_TRAP1_VMRTE);
jumpr R31;
ENTRY(__vmsetvec)
trap1(#HVM_TRAP1_VMSETVEC);
jumpr R31;
ENTRY(__vmsetie)
trap1(#HVM_TRAP1_VMSETIE);
jumpr R31;
ENTRY(__vmgetie)
trap1(#HVM_TRAP1_VMGETIE);
jumpr R31;
ENTRY(__vmintop)
trap1(#HVM_TRAP1_VMINTOP);
jumpr R31;
ENTRY(__vmclrmap)
trap1(#HVM_TRAP1_VMCLRMAP);
jumpr R31;
ENTRY(__vmnewmap)
r1 = #VM_NEWMAP_TYPE_PGTABLES;
trap1(#HVM_TRAP1_VMNEWMAP);
jumpr R31;
ENTRY(__vmcache)
trap1(#HVM_TRAP1_VMCACHE);
jumpr R31;
ENTRY(__vmgettime)
trap1(#HVM_TRAP1_VMGETTIME);
jumpr R31;
ENTRY(__vmsettime)
trap1(#HVM_TRAP1_VMSETTIME);
jumpr R31;
ENTRY(__vmwait)
trap1(#HVM_TRAP1_VMWAIT);
jumpr R31;
ENTRY(__vmyield)
trap1(#HVM_TRAP1_VMYIELD);
jumpr R31;
ENTRY(__vmstart)
trap1(#HVM_TRAP1_VMSTART);
jumpr R31;
ENTRY(__vmstop)
trap1(#HVM_TRAP1_VMSTOP);
jumpr R31;
ENTRY(__vmvpid)
trap1(#HVM_TRAP1_VMVPID);
jumpr R31;
/* Probably not actually going to use these; see vm_entry.S */
ENTRY(__vmsetregs)
trap1(#HVM_TRAP1_VMSETREGS);
jumpr R31;
ENTRY(__vmgetregs)
trap1(#HVM_TRAP1_VMGETREGS);
jumpr R31;