2007-11-11 05:51:17 +03:00
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/* Common header file that is included by all of qemu. */
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#ifndef QEMU_COMMON_H
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#define QEMU_COMMON_H
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2010-01-15 14:56:41 +03:00
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#include "config-host.h"
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2009-02-02 01:19:27 +03:00
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#define QEMU_NORETURN __attribute__ ((__noreturn__))
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2009-10-18 20:26:06 +04:00
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#ifdef CONFIG_GCC_ATTRIBUTE_WARN_UNUSED_RESULT
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#define QEMU_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
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#else
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#define QEMU_WARN_UNUSED_RESULT
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#endif
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2009-01-14 22:00:36 +03:00
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2010-02-18 23:25:23 +03:00
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#define QEMU_BUILD_BUG_ON(x) typedef char __build_bug_on__##__LINE__[(x)?-1:1];
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2010-03-29 23:24:00 +04:00
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typedef struct QEMUTimer QEMUTimer;
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typedef struct QEMUFile QEMUFile;
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typedef struct QEMUBH QEMUBH;
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2010-06-19 11:47:42 +04:00
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typedef struct DeviceState DeviceState;
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2010-03-29 23:24:00 +04:00
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2007-11-11 05:51:17 +03:00
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/* we put basic includes here to avoid repeating them in device drivers */
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdarg.h>
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2010-06-13 22:00:50 +04:00
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#include <stdbool.h>
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2007-11-11 05:51:17 +03:00
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#include <string.h>
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2008-11-12 20:18:41 +03:00
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#include <strings.h>
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2007-11-11 05:51:17 +03:00
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#include <inttypes.h>
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#include <limits.h>
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#include <time.h>
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#include <ctype.h>
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#include <errno.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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2009-05-13 23:51:49 +04:00
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#include <assert.h>
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2007-11-11 05:51:17 +03:00
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#ifndef O_LARGEFILE
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#define O_LARGEFILE 0
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#endif
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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2009-07-27 18:12:57 +04:00
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#ifndef MAP_ANONYMOUS
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#define MAP_ANONYMOUS MAP_ANON
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#endif
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2007-11-11 05:51:17 +03:00
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#ifndef ENOMEDIUM
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#define ENOMEDIUM ENODEV
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#endif
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2009-07-29 00:48:31 +04:00
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#if !defined(ENOTSUP)
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2009-07-27 18:13:22 +04:00
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#define ENOTSUP 4096
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#endif
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2007-11-11 05:51:17 +03:00
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2009-07-27 18:12:59 +04:00
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#ifndef CONFIG_IOVEC
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#define CONFIG_IOVEC
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2008-12-05 23:05:26 +03:00
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struct iovec {
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void *iov_base;
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size_t iov_len;
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};
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2010-01-26 16:49:08 +03:00
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/*
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* Use the same value as Linux for now.
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*/
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#define IOV_MAX 1024
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2008-12-06 22:44:56 +03:00
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#else
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#include <sys/uio.h>
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2008-12-05 23:05:26 +03:00
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#endif
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2010-09-22 00:27:49 +04:00
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#if defined __GNUC__
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# if (__GNUC__ < 4) || \
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defined(__GNUC_MINOR__) && (__GNUC__ == 4) && (__GNUC_MINOR__ < 4)
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/* gcc versions before 4.4.x don't support gnu_printf, so use printf. */
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# define GCC_ATTR __attribute__((__unused__, format(printf, 1, 2)))
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# define GCC_FMT_ATTR(n, m) __attribute__((format(printf, n, m)))
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# else
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/* Use gnu_printf when supported (qemu uses standard format strings). */
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# define GCC_ATTR __attribute__((__unused__, format(gnu_printf, 1, 2)))
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# define GCC_FMT_ATTR(n, m) __attribute__((format(gnu_printf, n, m)))
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# endif
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#else
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#define GCC_ATTR /**/
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#define GCC_FMT_ATTR(n, m)
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#endif
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2010-10-23 01:03:30 +04:00
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typedef int (*fprintf_function)(FILE *f, const char *fmt, ...)
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GCC_FMT_ATTR(2, 3);
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2007-11-11 05:51:17 +03:00
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#ifdef _WIN32
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#define fsync _commit
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#define lseek _lseeki64
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extern int qemu_ftruncate64(int, int64_t);
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#define ftruncate qemu_ftruncate64
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static inline char *realpath(const char *path, char *resolved_path)
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{
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_fullpath(resolved_path, path, _MAX_PATH);
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return resolved_path;
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}
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#define PRId64 "I64d"
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#define PRIx64 "I64x"
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#define PRIu64 "I64u"
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#define PRIo64 "I64o"
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#endif
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/* FIXME: Remove NEED_CPU_H. */
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#ifndef NEED_CPU_H
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#include <setjmp.h>
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#include "osdep.h"
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#include "bswap.h"
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#else
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#include "cpu.h"
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#endif /* !defined(NEED_CPU_H) */
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/* bottom halves */
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typedef void QEMUBHFunc(void *opaque);
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2009-10-22 19:54:38 +04:00
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void async_context_push(void);
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void async_context_pop(void);
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int get_async_context_id(void);
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2007-11-11 05:51:17 +03:00
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QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque);
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void qemu_bh_schedule(QEMUBH *bh);
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2008-10-31 20:42:00 +03:00
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/* Bottom halfs that are scheduled from a bottom half handler are instantly
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* invoked. This can create an infinite loop if a bottom half handler
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* schedules itself. qemu_bh_schedule_idle() avoids this infinite loop by
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* ensuring that the bottom half isn't executed until the next main loop
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* iteration.
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*/
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2008-10-31 20:24:21 +03:00
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void qemu_bh_schedule_idle(QEMUBH *bh);
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2007-11-11 05:51:17 +03:00
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void qemu_bh_cancel(QEMUBH *bh);
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void qemu_bh_delete(QEMUBH *bh);
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int qemu_bh_poll(void);
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2009-10-22 19:54:37 +04:00
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void qemu_bh_update_timeout(int *timeout);
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2007-11-11 05:51:17 +03:00
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2008-02-17 14:42:19 +03:00
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void qemu_get_timedate(struct tm *tm, int offset);
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int qemu_timedate_diff(struct tm *tm);
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2007-11-11 05:51:17 +03:00
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/* cutils.c */
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void pstrcpy(char *buf, int buf_size, const char *str);
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char *pstrcat(char *buf, int buf_size, const char *s);
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int strstart(const char *str, const char *val, const char **ptr);
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int stristart(const char *str, const char *val, const char **ptr);
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2009-07-01 22:24:44 +04:00
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int qemu_strnlen(const char *s, int max_len);
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2007-11-11 05:51:17 +03:00
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time_t mktimegm(struct tm *tm);
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2008-12-11 22:37:54 +03:00
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int qemu_fls(int i);
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2009-09-04 21:01:32 +04:00
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int qemu_fdatasync(int fd);
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2010-03-10 13:38:55 +03:00
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int fcntl_setfl(int fd, int flag);
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2010-10-21 19:15:46 +04:00
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ssize_t strtosz(const char *nptr, char **end);
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2007-11-11 05:51:17 +03:00
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2009-08-15 11:51:59 +04:00
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/* path.c */
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void init_paths(const char *prefix);
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const char *path(const char *pathname);
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2008-11-16 16:53:32 +03:00
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#define qemu_isalnum(c) isalnum((unsigned char)(c))
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#define qemu_isalpha(c) isalpha((unsigned char)(c))
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#define qemu_iscntrl(c) iscntrl((unsigned char)(c))
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#define qemu_isdigit(c) isdigit((unsigned char)(c))
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#define qemu_isgraph(c) isgraph((unsigned char)(c))
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#define qemu_islower(c) islower((unsigned char)(c))
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#define qemu_isprint(c) isprint((unsigned char)(c))
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#define qemu_ispunct(c) ispunct((unsigned char)(c))
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#define qemu_isspace(c) isspace((unsigned char)(c))
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#define qemu_isupper(c) isupper((unsigned char)(c))
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#define qemu_isxdigit(c) isxdigit((unsigned char)(c))
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#define qemu_tolower(c) tolower((unsigned char)(c))
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#define qemu_toupper(c) toupper((unsigned char)(c))
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#define qemu_isascii(c) isascii((unsigned char)(c))
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#define qemu_toascii(c) toascii((unsigned char)(c))
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2010-10-26 12:39:23 +04:00
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#ifdef _WIN32
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/* ffs() in oslib-win32.c for WIN32, strings.h for the rest of the world */
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int ffs(int i);
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#endif
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2010-10-26 12:39:26 +04:00
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void *qemu_oom_check(void *ptr);
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2008-04-12 01:35:42 +04:00
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void *qemu_malloc(size_t size);
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2008-08-06 12:37:17 +04:00
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void *qemu_realloc(void *ptr, size_t size);
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2008-04-12 01:35:42 +04:00
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void *qemu_mallocz(size_t size);
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void qemu_free(void *ptr);
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char *qemu_strdup(const char *str);
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2008-11-09 03:28:40 +03:00
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char *qemu_strndup(const char *str, size_t size);
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2008-04-12 01:35:42 +04:00
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2009-10-07 23:38:03 +04:00
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void qemu_mutex_lock_iothread(void);
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void qemu_mutex_unlock_iothread(void);
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2009-12-02 14:24:42 +03:00
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int qemu_open(const char *name, int flags, ...);
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2010-01-20 02:56:09 +03:00
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ssize_t qemu_write_full(int fd, const void *buf, size_t count)
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QEMU_WARN_UNUSED_RESULT;
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2009-12-02 14:24:42 +03:00
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void qemu_set_cloexec(int fd);
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#ifndef _WIN32
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2010-02-11 02:23:46 +03:00
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int qemu_eventfd(int pipefd[2]);
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2009-12-02 14:24:42 +03:00
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int qemu_pipe(int pipefd[2]);
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#endif
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2007-11-17 20:14:51 +03:00
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/* Error handling. */
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2010-09-23 23:28:03 +04:00
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void QEMU_NORETURN hw_error(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
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2007-11-17 20:14:51 +03:00
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/* IO callbacks. */
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typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size);
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2010-03-11 19:55:39 +03:00
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typedef int IOCanReadHandler(void *opaque);
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2007-11-17 20:14:51 +03:00
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typedef void IOHandler(void *opaque);
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struct ParallelIOArg {
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void *buffer;
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int count;
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};
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typedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size);
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/* A load of opaque types so that device init declarations don't have to
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pull in all the real definitions. */
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typedef struct NICInfo NICInfo;
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2008-09-29 03:19:47 +04:00
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typedef struct HCIInfo HCIInfo;
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2007-11-17 20:14:51 +03:00
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typedef struct AudioState AudioState;
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typedef struct BlockDriverState BlockDriverState;
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2010-08-24 19:22:24 +04:00
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typedef struct DriveInfo DriveInfo;
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2007-11-17 20:14:51 +03:00
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typedef struct DisplayState DisplayState;
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2009-01-16 01:14:11 +03:00
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typedef struct DisplayChangeListener DisplayChangeListener;
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typedef struct DisplaySurface DisplaySurface;
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2009-03-13 18:02:13 +03:00
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typedef struct DisplayAllocator DisplayAllocator;
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2009-01-16 01:14:11 +03:00
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typedef struct PixelFormat PixelFormat;
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2007-11-17 20:14:51 +03:00
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typedef struct TextConsole TextConsole;
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2008-07-01 20:24:38 +04:00
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typedef TextConsole QEMUConsole;
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2007-11-17 20:14:51 +03:00
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typedef struct CharDriverState CharDriverState;
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2009-10-21 17:25:22 +04:00
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typedef struct MACAddr MACAddr;
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2007-11-17 20:14:51 +03:00
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typedef struct VLANState VLANState;
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2009-10-08 22:58:31 +04:00
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typedef struct VLANClientState VLANClientState;
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2007-11-17 20:14:51 +03:00
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typedef struct i2c_bus i2c_bus;
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typedef struct i2c_slave i2c_slave;
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typedef struct SMBusDevice SMBusDevice;
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2009-11-12 08:58:41 +03:00
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typedef struct PCIHostState PCIHostState;
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typedef struct PCIExpressHost PCIExpressHost;
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2007-11-17 20:14:51 +03:00
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typedef struct PCIBus PCIBus;
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typedef struct PCIDevice PCIDevice;
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2010-10-19 13:06:34 +04:00
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typedef struct PCIExpressDevice PCIExpressDevice;
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2010-07-13 08:01:42 +04:00
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typedef struct PCIBridge PCIBridge;
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2010-10-20 12:18:52 +04:00
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typedef struct PCIEPort PCIEPort;
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typedef struct PCIESlot PCIESlot;
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2007-11-17 20:14:51 +03:00
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typedef struct SerialState SerialState;
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typedef struct IRQState *qemu_irq;
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2009-05-10 04:44:56 +04:00
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typedef struct PCMCIACardState PCMCIACardState;
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typedef struct MouseTransformInfo MouseTransformInfo;
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typedef struct uWireSlave uWireSlave;
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typedef struct I2SCodec I2SCodec;
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2009-05-15 01:35:09 +04:00
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typedef struct SSIBus SSIBus;
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2010-03-17 14:07:58 +03:00
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typedef struct EventNotifier EventNotifier;
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2010-03-17 14:08:10 +03:00
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typedef struct VirtIODevice VirtIODevice;
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2007-11-17 20:14:51 +03:00
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2010-02-10 22:25:42 +03:00
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typedef uint64_t pcibus_t;
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2010-08-24 19:22:24 +04:00
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typedef enum {
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IF_NONE,
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IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
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IF_COUNT
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} BlockInterfaceType;
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2010-03-29 23:23:48 +04:00
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void cpu_exec_init_all(unsigned long tb_size);
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2008-06-30 20:31:04 +04:00
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/* CPU save/load. */
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void cpu_save(QEMUFile *f, void *opaque);
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int cpu_load(QEMUFile *f, void *opaque, int version_id);
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2008-10-08 23:50:24 +04:00
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/* Force QEMU to stop what it's doing and service IO */
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void qemu_service_io(void);
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2009-04-24 22:03:11 +04:00
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/* Force QEMU to process pending events */
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void qemu_notify_event(void);
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2009-04-24 22:03:45 +04:00
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/* Unblock cpu */
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void qemu_cpu_kick(void *env);
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int qemu_cpu_self(void *env);
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2010-05-04 16:45:22 +04:00
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/* work queue */
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struct qemu_work_item {
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struct qemu_work_item *next;
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void (*func)(void *data);
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void *data;
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int done;
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};
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2009-04-24 22:03:41 +04:00
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#ifdef CONFIG_USER_ONLY
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#define qemu_init_vcpu(env) do { } while (0)
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#else
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void qemu_init_vcpu(void *env);
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#endif
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2009-01-22 19:59:20 +03:00
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typedef struct QEMUIOVector {
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struct iovec *iov;
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int niov;
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int nalloc;
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2009-01-26 20:17:52 +03:00
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|
size_t size;
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2009-01-22 19:59:20 +03:00
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} QEMUIOVector;
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|
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void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint);
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2009-03-28 20:46:10 +03:00
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void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov);
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2009-01-22 19:59:20 +03:00
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|
void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len);
|
2010-09-13 20:06:11 +04:00
|
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|
void qemu_iovec_copy(QEMUIOVector *dst, QEMUIOVector *src, uint64_t skip,
|
|
|
|
size_t size);
|
2009-09-09 19:53:37 +04:00
|
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|
void qemu_iovec_concat(QEMUIOVector *dst, QEMUIOVector *src, size_t size);
|
2009-01-22 19:59:20 +03:00
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|
|
void qemu_iovec_destroy(QEMUIOVector *qiov);
|
2009-02-06 00:23:54 +03:00
|
|
|
void qemu_iovec_reset(QEMUIOVector *qiov);
|
2009-01-22 19:59:20 +03:00
|
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|
void qemu_iovec_to_buffer(QEMUIOVector *qiov, void *buf);
|
2009-01-26 20:17:52 +03:00
|
|
|
void qemu_iovec_from_buffer(QEMUIOVector *qiov, const void *buf, size_t count);
|
2010-09-13 20:06:11 +04:00
|
|
|
void qemu_iovec_memset(QEMUIOVector *qiov, int c, size_t count);
|
2009-01-22 19:59:20 +03:00
|
|
|
|
2009-03-06 02:01:23 +03:00
|
|
|
struct Monitor;
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|
|
|
typedef struct Monitor Monitor;
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|
|
|
2009-11-20 03:03:47 +03:00
|
|
|
/* Convert a byte between binary and BCD. */
|
|
|
|
static inline uint8_t to_bcd(uint8_t val)
|
|
|
|
{
|
|
|
|
return ((val / 10) << 4) | (val % 10);
|
|
|
|
}
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|
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|
|
|
|
static inline uint8_t from_bcd(uint8_t val)
|
|
|
|
{
|
|
|
|
return ((val >> 4) * 10) + (val & 0x0f);
|
|
|
|
}
|
|
|
|
|
2010-10-30 01:41:01 +04:00
|
|
|
/* compute with 96 bit intermediate result: (a*b)/c */
|
|
|
|
static inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
|
|
|
|
{
|
|
|
|
union {
|
|
|
|
uint64_t ll;
|
|
|
|
struct {
|
|
|
|
#ifdef HOST_WORDS_BIGENDIAN
|
|
|
|
uint32_t high, low;
|
|
|
|
#else
|
|
|
|
uint32_t low, high;
|
|
|
|
#endif
|
|
|
|
} l;
|
|
|
|
} u, res;
|
|
|
|
uint64_t rl, rh;
|
|
|
|
|
|
|
|
u.ll = a;
|
|
|
|
rl = (uint64_t)u.l.low * (uint64_t)b;
|
|
|
|
rh = (uint64_t)u.l.high * (uint64_t)b;
|
|
|
|
rh += (rl >> 32);
|
|
|
|
res.l.high = rh / c;
|
|
|
|
res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
|
|
|
|
return res.ll;
|
|
|
|
}
|
|
|
|
|
2009-05-14 22:29:53 +04:00
|
|
|
#include "module.h"
|
|
|
|
|
2007-11-11 05:51:17 +03:00
|
|
|
#endif
|