/* * Hexagon VM instruction support * * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and * only version 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. */ #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 paramters 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;