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1 | faf07963 | pbrook | /* Common header file that is included by all of qemu. */
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2 | faf07963 | pbrook | #ifndef QEMU_COMMON_H
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3 | faf07963 | pbrook | #define QEMU_COMMON_H
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4 | faf07963 | pbrook | |
5 | beb6f0de | Kevin Wolf | #include "config-host.h" |
6 | beb6f0de | Kevin Wolf | |
7 | a5e50b26 | malc | #define QEMU_NORETURN __attribute__ ((__noreturn__))
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8 | 747bbdf7 | Blue Swirl | #ifdef CONFIG_GCC_ATTRIBUTE_WARN_UNUSED_RESULT
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9 | 747bbdf7 | Blue Swirl | #define QEMU_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
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10 | 747bbdf7 | Blue Swirl | #else
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11 | 747bbdf7 | Blue Swirl | #define QEMU_WARN_UNUSED_RESULT
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12 | 747bbdf7 | Blue Swirl | #endif
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13 | 7d99a001 | blueswir1 | |
14 | 24ebf5f3 | Paolo Bonzini | #define QEMU_BUILD_BUG_ON(x) typedef char __build_bug_on__##__LINE__[(x)?-1:1]; |
15 | 24ebf5f3 | Paolo Bonzini | |
16 | 29e922b6 | Blue Swirl | typedef struct QEMUTimer QEMUTimer; |
17 | 29e922b6 | Blue Swirl | typedef struct QEMUFile QEMUFile; |
18 | 29e922b6 | Blue Swirl | typedef struct QEMUBH QEMUBH; |
19 | 29e922b6 | Blue Swirl | |
20 | a5e50b26 | malc | /* Hack around the mess dyngen-exec.h causes: We need QEMU_NORETURN in files that
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21 | 7d99a001 | blueswir1 | cannot include the following headers without conflicts. This condition has
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22 | 7d99a001 | blueswir1 | to be removed once dyngen is gone. */
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23 | 7d99a001 | blueswir1 | #ifndef __DYNGEN_EXEC_H__
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24 | 7d99a001 | blueswir1 | |
25 | faf07963 | pbrook | /* we put basic includes here to avoid repeating them in device drivers */
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26 | faf07963 | pbrook | #include <stdlib.h> |
27 | faf07963 | pbrook | #include <stdio.h> |
28 | faf07963 | pbrook | #include <stdarg.h> |
29 | faf07963 | pbrook | #include <string.h> |
30 | c8906845 | balrog | #include <strings.h> |
31 | faf07963 | pbrook | #include <inttypes.h> |
32 | faf07963 | pbrook | #include <limits.h> |
33 | faf07963 | pbrook | #include <time.h> |
34 | faf07963 | pbrook | #include <ctype.h> |
35 | faf07963 | pbrook | #include <errno.h> |
36 | faf07963 | pbrook | #include <unistd.h> |
37 | faf07963 | pbrook | #include <fcntl.h> |
38 | faf07963 | pbrook | #include <sys/stat.h> |
39 | 55616505 | Paul Brook | #include <assert.h> |
40 | faf07963 | pbrook | |
41 | faf07963 | pbrook | #ifndef O_LARGEFILE
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42 | faf07963 | pbrook | #define O_LARGEFILE 0 |
43 | faf07963 | pbrook | #endif
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44 | faf07963 | pbrook | #ifndef O_BINARY
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45 | faf07963 | pbrook | #define O_BINARY 0 |
46 | faf07963 | pbrook | #endif
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47 | 0e74e66b | Juan Quintela | #ifndef MAP_ANONYMOUS
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48 | 0e74e66b | Juan Quintela | #define MAP_ANONYMOUS MAP_ANON
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49 | 0e74e66b | Juan Quintela | #endif
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50 | faf07963 | pbrook | #ifndef ENOMEDIUM
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51 | faf07963 | pbrook | #define ENOMEDIUM ENODEV
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52 | faf07963 | pbrook | #endif
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53 | 4c955388 | Anthony Liguori | #if !defined(ENOTSUP)
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54 | 2880bc32 | Juan Quintela | #define ENOTSUP 4096 |
55 | 2880bc32 | Juan Quintela | #endif
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56 | faf07963 | pbrook | |
57 | 6114fdb0 | Juan Quintela | #ifndef CONFIG_IOVEC
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58 | 6114fdb0 | Juan Quintela | #define CONFIG_IOVEC
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59 | bf9298b9 | aliguori | struct iovec {
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60 | bf9298b9 | aliguori | void *iov_base;
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61 | bf9298b9 | aliguori | size_t iov_len; |
62 | bf9298b9 | aliguori | }; |
63 | e2a305fb | Christoph Hellwig | /*
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64 | e2a305fb | Christoph Hellwig | * Use the same value as Linux for now.
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65 | e2a305fb | Christoph Hellwig | */
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66 | e2a305fb | Christoph Hellwig | #define IOV_MAX 1024 |
67 | 331dadde | blueswir1 | #else
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68 | 331dadde | blueswir1 | #include <sys/uio.h> |
69 | bf9298b9 | aliguori | #endif
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70 | bf9298b9 | aliguori | |
71 | faf07963 | pbrook | #ifdef _WIN32
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72 | faf07963 | pbrook | #define fsync _commit
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73 | faf07963 | pbrook | #define lseek _lseeki64
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74 | faf07963 | pbrook | extern int qemu_ftruncate64(int, int64_t); |
75 | faf07963 | pbrook | #define ftruncate qemu_ftruncate64
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76 | faf07963 | pbrook | |
77 | faf07963 | pbrook | static inline char *realpath(const char *path, char *resolved_path) |
78 | faf07963 | pbrook | { |
79 | faf07963 | pbrook | _fullpath(resolved_path, path, _MAX_PATH); |
80 | faf07963 | pbrook | return resolved_path;
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81 | faf07963 | pbrook | } |
82 | faf07963 | pbrook | |
83 | faf07963 | pbrook | #define PRId64 "I64d" |
84 | faf07963 | pbrook | #define PRIx64 "I64x" |
85 | faf07963 | pbrook | #define PRIu64 "I64u" |
86 | faf07963 | pbrook | #define PRIo64 "I64o" |
87 | faf07963 | pbrook | #endif
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88 | faf07963 | pbrook | |
89 | faf07963 | pbrook | /* FIXME: Remove NEED_CPU_H. */
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90 | faf07963 | pbrook | #ifndef NEED_CPU_H
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91 | faf07963 | pbrook | |
92 | faf07963 | pbrook | #include <setjmp.h> |
93 | faf07963 | pbrook | #include "osdep.h" |
94 | faf07963 | pbrook | #include "bswap.h" |
95 | faf07963 | pbrook | |
96 | faf07963 | pbrook | #else
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97 | faf07963 | pbrook | |
98 | faf07963 | pbrook | #include "cpu.h" |
99 | faf07963 | pbrook | |
100 | faf07963 | pbrook | #endif /* !defined(NEED_CPU_H) */ |
101 | faf07963 | pbrook | |
102 | faf07963 | pbrook | /* bottom halves */
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103 | faf07963 | pbrook | typedef void QEMUBHFunc(void *opaque); |
104 | faf07963 | pbrook | |
105 | 9a1e9481 | Kevin Wolf | void async_context_push(void); |
106 | 9a1e9481 | Kevin Wolf | void async_context_pop(void); |
107 | 9a1e9481 | Kevin Wolf | int get_async_context_id(void); |
108 | 9a1e9481 | Kevin Wolf | |
109 | faf07963 | pbrook | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque);
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110 | faf07963 | pbrook | void qemu_bh_schedule(QEMUBH *bh);
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111 | 80d3580b | aliguori | /* Bottom halfs that are scheduled from a bottom half handler are instantly
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112 | 80d3580b | aliguori | * invoked. This can create an infinite loop if a bottom half handler
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113 | 80d3580b | aliguori | * schedules itself. qemu_bh_schedule_idle() avoids this infinite loop by
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114 | 80d3580b | aliguori | * ensuring that the bottom half isn't executed until the next main loop
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115 | 80d3580b | aliguori | * iteration.
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116 | 80d3580b | aliguori | */
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117 | 1b435b10 | aliguori | void qemu_bh_schedule_idle(QEMUBH *bh);
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118 | faf07963 | pbrook | void qemu_bh_cancel(QEMUBH *bh);
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119 | faf07963 | pbrook | void qemu_bh_delete(QEMUBH *bh);
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120 | faf07963 | pbrook | int qemu_bh_poll(void); |
121 | 4f999d05 | Kevin Wolf | void qemu_bh_update_timeout(int *timeout); |
122 | faf07963 | pbrook | |
123 | 87ecb68b | pbrook | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c); |
124 | 87ecb68b | pbrook | |
125 | f6503059 | balrog | void qemu_get_timedate(struct tm *tm, int offset); |
126 | f6503059 | balrog | int qemu_timedate_diff(struct tm *tm); |
127 | f6503059 | balrog | |
128 | faf07963 | pbrook | /* cutils.c */
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129 | faf07963 | pbrook | void pstrcpy(char *buf, int buf_size, const char *str); |
130 | faf07963 | pbrook | char *pstrcat(char *buf, int buf_size, const char *s); |
131 | faf07963 | pbrook | int strstart(const char *str, const char *val, const char **ptr); |
132 | faf07963 | pbrook | int stristart(const char *str, const char *val, const char **ptr); |
133 | d43277c5 | Blue Swirl | int qemu_strnlen(const char *s, int max_len); |
134 | faf07963 | pbrook | time_t mktimegm(struct tm *tm);
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135 | ad46db9a | blueswir1 | int qemu_fls(int i); |
136 | 6f1953c4 | Christoph Hellwig | int qemu_fdatasync(int fd); |
137 | db1a4972 | Paolo Bonzini | int fcntl_setfl(int fd, int flag); |
138 | faf07963 | pbrook | |
139 | 37022086 | Blue Swirl | /* path.c */
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140 | 37022086 | Blue Swirl | void init_paths(const char *prefix); |
141 | 37022086 | Blue Swirl | const char *path(const char *pathname); |
142 | 37022086 | Blue Swirl | |
143 | cd390083 | blueswir1 | #define qemu_isalnum(c) isalnum((unsigned char)(c)) |
144 | cd390083 | blueswir1 | #define qemu_isalpha(c) isalpha((unsigned char)(c)) |
145 | cd390083 | blueswir1 | #define qemu_iscntrl(c) iscntrl((unsigned char)(c)) |
146 | cd390083 | blueswir1 | #define qemu_isdigit(c) isdigit((unsigned char)(c)) |
147 | cd390083 | blueswir1 | #define qemu_isgraph(c) isgraph((unsigned char)(c)) |
148 | cd390083 | blueswir1 | #define qemu_islower(c) islower((unsigned char)(c)) |
149 | cd390083 | blueswir1 | #define qemu_isprint(c) isprint((unsigned char)(c)) |
150 | cd390083 | blueswir1 | #define qemu_ispunct(c) ispunct((unsigned char)(c)) |
151 | cd390083 | blueswir1 | #define qemu_isspace(c) isspace((unsigned char)(c)) |
152 | cd390083 | blueswir1 | #define qemu_isupper(c) isupper((unsigned char)(c)) |
153 | cd390083 | blueswir1 | #define qemu_isxdigit(c) isxdigit((unsigned char)(c)) |
154 | cd390083 | blueswir1 | #define qemu_tolower(c) tolower((unsigned char)(c)) |
155 | cd390083 | blueswir1 | #define qemu_toupper(c) toupper((unsigned char)(c)) |
156 | cd390083 | blueswir1 | #define qemu_isascii(c) isascii((unsigned char)(c)) |
157 | cd390083 | blueswir1 | #define qemu_toascii(c) toascii((unsigned char)(c)) |
158 | cd390083 | blueswir1 | |
159 | ca10f867 | aurel32 | void *qemu_malloc(size_t size);
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160 | 2137b4cc | ths | void *qemu_realloc(void *ptr, size_t size); |
161 | ca10f867 | aurel32 | void *qemu_mallocz(size_t size);
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162 | ca10f867 | aurel32 | void qemu_free(void *ptr); |
163 | ca10f867 | aurel32 | char *qemu_strdup(const char *str); |
164 | ac4b0d0c | balrog | char *qemu_strndup(const char *str, size_t size); |
165 | ca10f867 | aurel32 | |
166 | ca10f867 | aurel32 | void *get_mmap_addr(unsigned long size); |
167 | ca10f867 | aurel32 | |
168 | ca10f867 | aurel32 | |
169 | d549db5a | Glauber Costa | void qemu_mutex_lock_iothread(void); |
170 | d549db5a | Glauber Costa | void qemu_mutex_unlock_iothread(void); |
171 | d549db5a | Glauber Costa | |
172 | 40ff6d7e | Kevin Wolf | int qemu_open(const char *name, int flags, ...); |
173 | 7c7c0629 | Juan Quintela | ssize_t qemu_write_full(int fd, const void *buf, size_t count) |
174 | 7c7c0629 | Juan Quintela | QEMU_WARN_UNUSED_RESULT; |
175 | 40ff6d7e | Kevin Wolf | void qemu_set_cloexec(int fd); |
176 | 40ff6d7e | Kevin Wolf | |
177 | 40ff6d7e | Kevin Wolf | #ifndef _WIN32
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178 | f3dfda61 | Paolo Bonzini | int qemu_eventfd(int pipefd[2]); |
179 | 40ff6d7e | Kevin Wolf | int qemu_pipe(int pipefd[2]); |
180 | 40ff6d7e | Kevin Wolf | #endif
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181 | 40ff6d7e | Kevin Wolf | |
182 | 87ecb68b | pbrook | /* Error handling. */
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183 | 87ecb68b | pbrook | |
184 | a5e50b26 | malc | void QEMU_NORETURN hw_error(const char *fmt, ...) |
185 | 7d99a001 | blueswir1 | __attribute__ ((__format__ (__printf__, 1, 2))); |
186 | 87ecb68b | pbrook | |
187 | 87ecb68b | pbrook | /* IO callbacks. */
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188 | 87ecb68b | pbrook | typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size); |
189 | 7b27a769 | Juan Quintela | typedef int IOCanReadHandler(void *opaque); |
190 | 87ecb68b | pbrook | typedef void IOHandler(void *opaque); |
191 | 87ecb68b | pbrook | |
192 | 87ecb68b | pbrook | struct ParallelIOArg {
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193 | 87ecb68b | pbrook | void *buffer;
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194 | 87ecb68b | pbrook | int count;
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195 | 87ecb68b | pbrook | }; |
196 | 87ecb68b | pbrook | |
197 | 87ecb68b | pbrook | typedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size); |
198 | 87ecb68b | pbrook | |
199 | 87ecb68b | pbrook | /* A load of opaque types so that device init declarations don't have to
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200 | 87ecb68b | pbrook | pull in all the real definitions. */
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201 | 87ecb68b | pbrook | typedef struct NICInfo NICInfo; |
202 | 1ae26a18 | balrog | typedef struct HCIInfo HCIInfo; |
203 | 87ecb68b | pbrook | typedef struct AudioState AudioState; |
204 | 87ecb68b | pbrook | typedef struct BlockDriverState BlockDriverState; |
205 | 87ecb68b | pbrook | typedef struct DisplayState DisplayState; |
206 | 7d957bd8 | aliguori | typedef struct DisplayChangeListener DisplayChangeListener; |
207 | 7d957bd8 | aliguori | typedef struct DisplaySurface DisplaySurface; |
208 | 7b5d76da | aliguori | typedef struct DisplayAllocator DisplayAllocator; |
209 | 7d957bd8 | aliguori | typedef struct PixelFormat PixelFormat; |
210 | 87ecb68b | pbrook | typedef struct TextConsole TextConsole; |
211 | c60e08d9 | pbrook | typedef TextConsole QEMUConsole;
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212 | 87ecb68b | pbrook | typedef struct CharDriverState CharDriverState; |
213 | 76d32cba | Gerd Hoffmann | typedef struct MACAddr MACAddr; |
214 | 87ecb68b | pbrook | typedef struct VLANState VLANState; |
215 | f7105843 | Mark McLoughlin | typedef struct VLANClientState VLANClientState; |
216 | 87ecb68b | pbrook | typedef struct i2c_bus i2c_bus; |
217 | 87ecb68b | pbrook | typedef struct i2c_slave i2c_slave; |
218 | 87ecb68b | pbrook | typedef struct SMBusDevice SMBusDevice; |
219 | fb47a2e9 | Isaku Yamahata | typedef struct PCIHostState PCIHostState; |
220 | fb47a2e9 | Isaku Yamahata | typedef struct PCIExpressHost PCIExpressHost; |
221 | 87ecb68b | pbrook | typedef struct PCIBus PCIBus; |
222 | 87ecb68b | pbrook | typedef struct PCIDevice PCIDevice; |
223 | 87ecb68b | pbrook | typedef struct SerialState SerialState; |
224 | 87ecb68b | pbrook | typedef struct IRQState *qemu_irq; |
225 | bc24a225 | Paul Brook | typedef struct PCMCIACardState PCMCIACardState; |
226 | bc24a225 | Paul Brook | typedef struct MouseTransformInfo MouseTransformInfo; |
227 | bc24a225 | Paul Brook | typedef struct uWireSlave uWireSlave; |
228 | bc24a225 | Paul Brook | typedef struct I2SCodec I2SCodec; |
229 | aae9460e | Paul Brook | typedef struct DeviceState DeviceState; |
230 | 90d37239 | Paul Brook | typedef struct SSIBus SSIBus; |
231 | 2292b339 | Michael S. Tsirkin | typedef struct EventNotifier EventNotifier; |
232 | 2be24aaa | Michael S. Tsirkin | typedef struct VirtIODevice VirtIODevice; |
233 | 87ecb68b | pbrook | |
234 | 186993ee | Michael S. Tsirkin | typedef uint64_t pcibus_t;
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235 | 186993ee | Michael S. Tsirkin | |
236 | d2053c3c | Blue Swirl | void cpu_exec_init_all(unsigned long tb_size); |
237 | d2053c3c | Blue Swirl | |
238 | b3c7724c | pbrook | /* CPU save/load. */
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239 | b3c7724c | pbrook | void cpu_save(QEMUFile *f, void *opaque); |
240 | b3c7724c | pbrook | int cpu_load(QEMUFile *f, void *opaque, int version_id); |
241 | b3c7724c | pbrook | |
242 | 9e472e10 | aliguori | /* Force QEMU to stop what it's doing and service IO */
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243 | 9e472e10 | aliguori | void qemu_service_io(void); |
244 | 9e472e10 | aliguori | |
245 | d9f75a4e | aliguori | /* Force QEMU to process pending events */
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246 | d9f75a4e | aliguori | void qemu_notify_event(void); |
247 | d9f75a4e | aliguori | |
248 | 8edac960 | aliguori | /* Unblock cpu */
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249 | 8edac960 | aliguori | void qemu_cpu_kick(void *env); |
250 | 8edac960 | aliguori | int qemu_cpu_self(void *env); |
251 | 8edac960 | aliguori | |
252 | 0bf46a40 | aliguori | #ifdef CONFIG_USER_ONLY
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253 | 0bf46a40 | aliguori | #define qemu_init_vcpu(env) do { } while (0) |
254 | 0bf46a40 | aliguori | #else
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255 | 0bf46a40 | aliguori | void qemu_init_vcpu(void *env); |
256 | 0bf46a40 | aliguori | #endif
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257 | 0bf46a40 | aliguori | |
258 | 44e3ee8a | aliguori | typedef struct QEMUIOVector { |
259 | 44e3ee8a | aliguori | struct iovec *iov;
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260 | 44e3ee8a | aliguori | int niov;
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261 | 44e3ee8a | aliguori | int nalloc;
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262 | 249aa745 | aliguori | size_t size; |
263 | 44e3ee8a | aliguori | } QEMUIOVector; |
264 | 44e3ee8a | aliguori | |
265 | 44e3ee8a | aliguori | void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint); |
266 | 522584a5 | aliguori | void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov); |
267 | 44e3ee8a | aliguori | void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len); |
268 | 40b4f539 | Kevin Wolf | void qemu_iovec_concat(QEMUIOVector *dst, QEMUIOVector *src, size_t size);
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269 | 44e3ee8a | aliguori | void qemu_iovec_destroy(QEMUIOVector *qiov);
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270 | be959463 | aliguori | void qemu_iovec_reset(QEMUIOVector *qiov);
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271 | 44e3ee8a | aliguori | void qemu_iovec_to_buffer(QEMUIOVector *qiov, void *buf); |
272 | 249aa745 | aliguori | void qemu_iovec_from_buffer(QEMUIOVector *qiov, const void *buf, size_t count); |
273 | 44e3ee8a | aliguori | |
274 | 376253ec | aliguori | struct Monitor;
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275 | 376253ec | aliguori | typedef struct Monitor Monitor; |
276 | 376253ec | aliguori | |
277 | abd0c6bd | Paul Brook | /* Convert a byte between binary and BCD. */
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278 | abd0c6bd | Paul Brook | static inline uint8_t to_bcd(uint8_t val) |
279 | abd0c6bd | Paul Brook | { |
280 | abd0c6bd | Paul Brook | return ((val / 10) << 4) | (val % 10); |
281 | abd0c6bd | Paul Brook | } |
282 | abd0c6bd | Paul Brook | |
283 | abd0c6bd | Paul Brook | static inline uint8_t from_bcd(uint8_t val) |
284 | abd0c6bd | Paul Brook | { |
285 | abd0c6bd | Paul Brook | return ((val >> 4) * 10) + (val & 0x0f); |
286 | abd0c6bd | Paul Brook | } |
287 | abd0c6bd | Paul Brook | |
288 | 0bfe3ca5 | Anthony Liguori | #include "module.h" |
289 | 0bfe3ca5 | Anthony Liguori | |
290 | 7d99a001 | blueswir1 | #endif /* dyngen-exec.h hack */ |
291 | 7d99a001 | blueswir1 | |
292 | faf07963 | pbrook | #endif |