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Code provision for n32/n64 mips userland emulation. Not functional yet.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3284 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2007-09-30 01:58:33 +00:00
parent 868d585ace
commit 540635ba65
28 changed files with 1854 additions and 76 deletions
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140
linux-user/syscall_defs.h
View file

@ -307,7 +307,9 @@ int do_sigaction(int sig, const struct target_sigaction *act,
#define TARGET_SA_NODEFER 0x40000000
#define TARGET_SA_RESTART 0x10000000
#define TARGET_SA_RESETHAND 0x80000000
#if !defined(TARGET_MIPSN32) && !defined(TARGET_MIPS64)
#define TARGET_SA_RESTORER 0x04000000 /* Only for o32 */
#endif
#else
#define TARGET_SA_NOCLDSTOP 0x00000001
#define TARGET_SA_NOCLDWAIT 0x00000002 /* not supported yet */
@ -447,8 +449,12 @@ int do_sigaction(int sig, const struct target_sigaction *act,
#if defined(TARGET_MIPS)
struct target_sigaction {
target_ulong sa_flags;
uint32_t sa_flags;
#if defined(TARGET_MIPSN32)
uint32_t _sa_handler;
#else
target_ulong _sa_handler;
#endif
target_sigset_t sa_mask;
};
@ -860,6 +866,8 @@ struct target_winsize {
#define TARGET_MAP_EXECUTABLE 0x4000 /* mark it as an executable */
#define TARGET_MAP_LOCKED 0x8000 /* pages are locked */
#define TARGET_MAP_NORESERVE 0x0400 /* don't check for reservations */
#define TARGET_MAP_POPULATE 0x10000 /* populate (prefault) pagetables */
#define TARGET_MAP_NONBLOCK 0x20000 /* do not block on IO */
#else
#define TARGET_MAP_ANONYMOUS 0x20 /* don't use a file */
#define TARGET_MAP_GROWSDOWN 0x0100 /* stack-like segment */
@ -872,6 +880,8 @@ struct target_winsize {
#define TARGET_MAP_LOCKED 0x2000 /* pages are locked */
#define TARGET_MAP_NORESERVE 0x4000 /* don't check for reservations */
#endif
#define TARGET_MAP_POPULATE 0x8000 /* populate (prefault) pagetables */
#define TARGET_MAP_NONBLOCK 0x10000 /* do not block on IO */
#endif
#if defined(TARGET_I386) || defined(TARGET_ARM)
@ -1184,6 +1194,116 @@ struct target_stat64 {
unsigned long long st_ino;
} __attribute__((packed));
#elif defined(TARGET_MIPS64)
/* The memory layout is the same as of struct stat64 of the 32-bit kernel. */
struct target_stat {
unsigned int st_dev;
unsigned int st_pad0[3]; /* Reserved for st_dev expansion */
target_ulong st_ino;
unsigned int st_mode;
unsigned int st_nlink;
int st_uid;
int st_gid;
unsigned int st_rdev;
unsigned int st_pad1[3]; /* Reserved for st_rdev expansion */
target_ulong st_size;
/*
* Actually this should be timestruc_t st_atime, st_mtime and st_ctime
* but we don't have it under Linux.
*/
unsigned int target_st_atime;
unsigned int target_st_atime_nsec;
unsigned int target_st_mtime;
unsigned int target_st_mtime_nsec;
unsigned int target_st_ctime;
unsigned int target_st_ctime_nsec;
unsigned int st_blksize;
unsigned int st_pad2;
target_ulong st_blocks;
};
#elif defined(TARGET_MIPSN32)
struct target_stat {
unsigned st_dev;
int st_pad1[3]; /* Reserved for network id */
unsigned int st_ino;
unsigned int st_mode;
unsigned int st_nlink;
int st_uid;
int st_gid;
unsigned st_rdev;
unsigned int st_pad2[2];
unsigned int st_size;
unsigned int st_pad3;
/*
* Actually this should be timestruc_t st_atime, st_mtime and st_ctime
* but we don't have it under Linux.
*/
unsigned int target_st_atime;
unsigned int target_st_atime_nsec;
unsigned int target_st_mtime;
unsigned int target_st_mtime_nsec;
unsigned int target_st_ctime;
unsigned int target_st_ctime_nsec;
unsigned int st_blksize;
unsigned int st_blocks;
unsigned int st_pad4[14];
};
/*
* This matches struct stat64 in glibc2.1, hence the absolutely insane
* amounts of padding around dev_t's. The memory layout is the same as of
* struct stat of the 64-bit kernel.
*/
struct target_stat64 {
unsigned int st_dev;
unsigned int st_pad0[3]; /* Reserved for st_dev expansion */
target_ulong st_ino;
unsigned int st_mode;
unsigned int st_nlink;
int st_uid;
int st_gid;
unsigned int st_rdev;
unsigned int st_pad1[3]; /* Reserved for st_rdev expansion */
int st_size;
/*
* Actually this should be timestruc_t st_atime, st_mtime and st_ctime
* but we don't have it under Linux.
*/
int target_st_atime;
unsigned int target_st_atime_nsec; /* Reserved for st_atime expansion */
int target_st_mtime;
unsigned int target_st_mtime_nsec; /* Reserved for st_mtime expansion */
int target_st_ctime;
unsigned int target_st_ctime_nsec; /* Reserved for st_ctime expansion */
unsigned int st_blksize;
unsigned int st_pad2;
int st_blocks;
};
#elif defined(TARGET_MIPS)
struct target_stat {
@ -1366,6 +1486,23 @@ typedef struct {
} target_fsid_t;
#ifdef TARGET_MIPS
#ifdef TARGET_MIPSN32
struct target_statfs {
int32_t f_type;
int32_t f_bsize;
int32_t f_frsize; /* Fragment size - unsupported */
int32_t f_blocks;
int32_t f_bfree;
int32_t f_files;
int32_t f_ffree;
int32_t f_bavail;
/* Linux specials */
target_fsid_t f_fsid;
int32_t f_namelen;
int32_t f_spare[6];
};
#else
struct target_statfs {
target_long f_type;
target_long f_bsize;
@ -1381,6 +1518,7 @@ struct target_statfs {
target_long f_namelen;
target_long f_spare[6];
};
#endif
struct target_statfs64 {
uint32_t f_type;