Quelle  vm_ops.S

/* 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;