]> git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/blame - arch/um/drivers/mconsole.h
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/livep...
[mirror_ubuntu-zesty-kernel.git] / arch / um / drivers / mconsole.h
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1/*
2 * Copyright (C) 2001 Lennert Buytenhek (buytenh@gnu.org)
8ca842c4 3 * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
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4 * Licensed under the GPL
5 */
6
7#ifndef __MCONSOLE_H__
8#define __MCONSOLE_H__
9
298e20ba 10#ifdef __UM_HOST__
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11#include <stdint.h>
12#define u32 uint32_t
13#endif
14
37185b33 15#include <sysdep/ptrace.h>
622e6969 16
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17#define MCONSOLE_MAGIC (0xcafebabe)
18#define MCONSOLE_MAX_DATA (512)
19#define MCONSOLE_VERSION 2
20
21struct mconsole_request {
22 u32 magic;
23 u32 version;
24 u32 len;
25 char data[MCONSOLE_MAX_DATA];
26};
27
28struct mconsole_reply {
29 u32 err;
30 u32 more;
31 u32 len;
32 char data[MCONSOLE_MAX_DATA];
33};
34
35struct mconsole_notify {
36 u32 magic;
7b033e1f 37 u32 version;
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38 enum { MCONSOLE_SOCKET, MCONSOLE_PANIC, MCONSOLE_HANG,
39 MCONSOLE_USER_NOTIFY } type;
40 u32 len;
41 char data[MCONSOLE_MAX_DATA];
42};
43
44struct mc_request;
45
46enum mc_context { MCONSOLE_INTR, MCONSOLE_PROC };
47
48struct mconsole_command
49{
50 char *command;
51 void (*handler)(struct mc_request *req);
52 enum mc_context context;
53};
54
55struct mc_request
56{
57 int len;
58 int as_interrupt;
59
60 int originating_fd;
da00d9a5 61 unsigned int originlen;
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62 unsigned char origin[128]; /* sockaddr_un */
63
64 struct mconsole_request request;
65 struct mconsole_command *cmd;
77bf4400 66 struct uml_pt_regs regs;
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67};
68
69extern char mconsole_socket_name[];
70
71extern int mconsole_unlink_socket(void);
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72extern int mconsole_reply_len(struct mc_request *req, const char *reply,
73 int len, int err, int more);
74extern int mconsole_reply(struct mc_request *req, const char *str, int err,
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75 int more);
76
77extern void mconsole_version(struct mc_request *req);
78extern void mconsole_help(struct mc_request *req);
79extern void mconsole_halt(struct mc_request *req);
80extern void mconsole_reboot(struct mc_request *req);
81extern void mconsole_config(struct mc_request *req);
82extern void mconsole_remove(struct mc_request *req);
83extern void mconsole_sysrq(struct mc_request *req);
84extern void mconsole_cad(struct mc_request *req);
85extern void mconsole_stop(struct mc_request *req);
86extern void mconsole_go(struct mc_request *req);
87extern void mconsole_log(struct mc_request *req);
88extern void mconsole_proc(struct mc_request *req);
3eddddcf 89extern void mconsole_stack(struct mc_request *req);
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90
91extern int mconsole_get_request(int fd, struct mc_request *req);
7b033e1f 92extern int mconsole_notify(char *sock_name, int type, const void *data,
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93 int len);
94extern char *mconsole_notify_socket(void);
95extern void lock_notify(void);
96extern void unlock_notify(void);
97
98#endif