| Richard Kuo | e49ee29 | 2011-10-31 18:39:14 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Hexagon VM instruction support |
| 3 | * |
| Richard Kuo | e1858b2 | 2012-09-19 16:22:02 -0500 | [diff] [blame] | 4 | * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved. |
| Richard Kuo | e49ee29 | 2011-10-31 18:39:14 -0500 | [diff] [blame] | 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 and |
| 8 | * only version 2 as published by the Free Software Foundation. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 18 | * 02110-1301, USA. |
| 19 | */ |
| 20 | |
| 21 | #include <linux/linkage.h> |
| 22 | #include <asm/hexagon_vm.h> |
| 23 | |
| 24 | /* |
| 25 | * C wrappers for virtual machine "instructions". These |
| 26 | * could be, and perhaps some day will be, handled as in-line |
| 27 | * macros, but for tracing/debugging it's handy to have |
| 28 | * a single point of invocation for each of them. |
| Adam Buchbinder | 238034e | 2016-02-24 10:49:53 -0800 | [diff] [blame] | 29 | * Conveniently, they take parameters and return values |
| Richard Kuo | e49ee29 | 2011-10-31 18:39:14 -0500 | [diff] [blame] | 30 | * consistent with the ABI calling convention. |
| 31 | */ |
| 32 | |
| 33 | ENTRY(__vmrte) |
| 34 | trap1(#HVM_TRAP1_VMRTE); |
| 35 | jumpr R31; |
| 36 | |
| 37 | ENTRY(__vmsetvec) |
| 38 | trap1(#HVM_TRAP1_VMSETVEC); |
| 39 | jumpr R31; |
| 40 | |
| 41 | ENTRY(__vmsetie) |
| 42 | trap1(#HVM_TRAP1_VMSETIE); |
| 43 | jumpr R31; |
| 44 | |
| 45 | ENTRY(__vmgetie) |
| 46 | trap1(#HVM_TRAP1_VMGETIE); |
| 47 | jumpr R31; |
| 48 | |
| 49 | ENTRY(__vmintop) |
| 50 | trap1(#HVM_TRAP1_VMINTOP); |
| 51 | jumpr R31; |
| 52 | |
| 53 | ENTRY(__vmclrmap) |
| 54 | trap1(#HVM_TRAP1_VMCLRMAP); |
| 55 | jumpr R31; |
| 56 | |
| 57 | ENTRY(__vmnewmap) |
| 58 | r1 = #VM_NEWMAP_TYPE_PGTABLES; |
| 59 | trap1(#HVM_TRAP1_VMNEWMAP); |
| 60 | jumpr R31; |
| 61 | |
| 62 | ENTRY(__vmcache) |
| 63 | trap1(#HVM_TRAP1_VMCACHE); |
| 64 | jumpr R31; |
| 65 | |
| 66 | ENTRY(__vmgettime) |
| 67 | trap1(#HVM_TRAP1_VMGETTIME); |
| 68 | jumpr R31; |
| 69 | |
| 70 | ENTRY(__vmsettime) |
| 71 | trap1(#HVM_TRAP1_VMSETTIME); |
| 72 | jumpr R31; |
| 73 | |
| 74 | ENTRY(__vmwait) |
| 75 | trap1(#HVM_TRAP1_VMWAIT); |
| 76 | jumpr R31; |
| 77 | |
| 78 | ENTRY(__vmyield) |
| 79 | trap1(#HVM_TRAP1_VMYIELD); |
| 80 | jumpr R31; |
| 81 | |
| 82 | ENTRY(__vmstart) |
| 83 | trap1(#HVM_TRAP1_VMSTART); |
| 84 | jumpr R31; |
| 85 | |
| 86 | ENTRY(__vmstop) |
| 87 | trap1(#HVM_TRAP1_VMSTOP); |
| 88 | jumpr R31; |
| 89 | |
| 90 | ENTRY(__vmvpid) |
| 91 | trap1(#HVM_TRAP1_VMVPID); |
| 92 | jumpr R31; |
| 93 | |
| 94 | /* Probably not actually going to use these; see vm_entry.S */ |
| 95 | |
| 96 | ENTRY(__vmsetregs) |
| 97 | trap1(#HVM_TRAP1_VMSETREGS); |
| 98 | jumpr R31; |
| 99 | |
| 100 | ENTRY(__vmgetregs) |
| 101 | trap1(#HVM_TRAP1_VMGETREGS); |
| 102 | jumpr R31; |
