spi-topcliff-pch: add recovery processing in case wait-event timeout
[zen-stable.git] / arch / hexagon / kernel / vm_ops.S
blob24d7fcac4ff262808b23beb83e3ee561eebf4b3e
1 /*
2  * Hexagon VM instruction support
3  *
4  * Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved.
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  */
21 #include <linux/linkage.h>
22 #include <asm/hexagon_vm.h>
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.
29  * Conveniently, they take paramters and return values
30  * consistent with the ABI calling convention.
31  */
33 ENTRY(__vmrte)
34         trap1(#HVM_TRAP1_VMRTE);
35         jumpr   R31;
37 ENTRY(__vmsetvec)
38         trap1(#HVM_TRAP1_VMSETVEC);
39         jumpr   R31;
41 ENTRY(__vmsetie)
42         trap1(#HVM_TRAP1_VMSETIE);
43         jumpr   R31;
45 ENTRY(__vmgetie)
46         trap1(#HVM_TRAP1_VMGETIE);
47         jumpr   R31;
49 ENTRY(__vmintop)
50         trap1(#HVM_TRAP1_VMINTOP);
51         jumpr   R31;
53 ENTRY(__vmclrmap)
54         trap1(#HVM_TRAP1_VMCLRMAP);
55         jumpr   R31;
57 ENTRY(__vmnewmap)
58         r1 = #VM_NEWMAP_TYPE_PGTABLES;
59         trap1(#HVM_TRAP1_VMNEWMAP);
60         jumpr   R31;
62 ENTRY(__vmcache)
63         trap1(#HVM_TRAP1_VMCACHE);
64         jumpr   R31;
66 ENTRY(__vmgettime)
67         trap1(#HVM_TRAP1_VMGETTIME);
68         jumpr   R31;
70 ENTRY(__vmsettime)
71         trap1(#HVM_TRAP1_VMSETTIME);
72         jumpr   R31;
74 ENTRY(__vmwait)
75         trap1(#HVM_TRAP1_VMWAIT);
76         jumpr   R31;
78 ENTRY(__vmyield)
79         trap1(#HVM_TRAP1_VMYIELD);
80         jumpr   R31;
82 ENTRY(__vmstart)
83         trap1(#HVM_TRAP1_VMSTART);
84         jumpr   R31;
86 ENTRY(__vmstop)
87         trap1(#HVM_TRAP1_VMSTOP);
88         jumpr   R31;
90 ENTRY(__vmvpid)
91         trap1(#HVM_TRAP1_VMVPID);
92         jumpr   R31;
94 /*  Probably not actually going to use these; see vm_entry.S  */
96 ENTRY(__vmsetregs)
97         trap1(#HVM_TRAP1_VMSETREGS);
98         jumpr   R31;
100 ENTRY(__vmgetregs)
101         trap1(#HVM_TRAP1_VMGETREGS);
102         jumpr   R31;