1 /*
2  * (c) 2010 Adam Lackorzynski <adam@os.inf.tu-dresden.de>,
3  *     economic rights: Technische Universität Dresden (Germany)
4  *
5  * This file is part of TUD:OS and distributed under the terms of the
6  * GNU General Public License 2.
7  * Please see the COPYING-GPL-2 file for details.
8  *
9  * As a special exception, you may use this file as part of a free software
10  * library without restriction.  Specifically, if other files instantiate
11  * templates or use macros or inline functions from this file, or you compile
12  * this file and link it with other files to produce an executable, this
13  * file does not by itself cause the resulting executable to be covered by
14  * the GNU General Public License.  This exception does not however
15  * invalidate any other reasons why the executable file might be covered by
16  * the GNU General Public License.
17  */
18 #pragma once
19 
20 #include <l4/sys/types.h>
21 
22 enum
23 {
24   /**
25    * Architecture specific version ID.
26    *
27    * This ID must match the version field in the l4_vcpu_state_t structure
28    * after enabling vCPU mode or extended vCPU mode for a thread.
29    */
30   L4_VCPU_STATE_VERSION = 0x99
31 };
32 
33 /**
34  * \brief vCPU registers.
35  * \ingroup l4_vcpu_api
36  */
37 typedef struct l4_vcpu_regs_t
38 {
39   l4_umword_t pfa;
40   l4_umword_t err;
41 
42   l4_umword_t r[28];
43   l4_umword_t sp;
44   l4_umword_t lr;
45   l4_umword_t _dummy;
46   l4_umword_t ip;
47   l4_umword_t flags;
48 
49   /* And some more */
50 } l4_vcpu_regs_t;
51 
52 typedef struct l4_vcpu_arch_state_t {} l4_vcpu_arch_state_t;
53 
54 /**
55  * \brief vCPU message registers.
56  * \ingroup l4_vcpu_api
57  */
58 typedef struct l4_vcpu_ipc_regs_t
59 {
60   l4_msgtag_t tag;
61   l4_umword_t _d1[3];
62   l4_umword_t label;
63   l4_umword_t _d2[8];
64 } l4_vcpu_ipc_regs_t;
65