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1 | /* |
2 | * Hexagon VM instruction support | |
3 | * | |
e1858b2a | 4 | * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved. |
e49ee290 RK |
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. | |
238034e3 | 29 | * Conveniently, they take parameters and return values |
e49ee290 RK |
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; |