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TP-Link_Archer-XR500v/EN7526G_3.18Kernel_SDK/bootrom/bootram/include/asm/unistd.h
2024-07-22 01:58:46 -03:00

484 lines
16 KiB
C
Executable File

/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1995, 96, 97, 98, 99, 2000 by Ralf Baechle
*
* Changed system calls macros _syscall5 - _syscall7 to push args 5 to 7 onto
* the stack. Robin Farine for ACN S.A, Copyright (C) 1996 by ACN S.A
*/
#ifndef _ASM_UNISTD_H
#define _ASM_UNISTD_H
/* ========== lobo redefine __NR_xxx ===================== */
#define __NR_Linux 0
#define __NR_syscall 0
#define __NR_exit 1
#define __NR_fork 2
#define __NR_read 3
#define __NR_write 4
#define __NR_open 5
#define __NR_close 6
#define __NR_waitpid 7
#define __NR_creat 8
#define __NR_link 9
#define __NR_unlink 10
#define __NR_execve 11
#define __NR_chdir 12
#define __NR_time 13
#define __NR_mknod 14
#define __NR_chmod 15
#define __NR_chown 16
#define __NR_break 17
#define __NR_oldstat 18
#define __NR_lseek 19
#define __NR_getpid 20
#define __NR_mount 21
#define __NR_umount 22
#define __NR_setuid 23
#define __NR_getuid 24
#define __NR_stime 25
#define __NR_ptrace 26
#define __NR_alarm 27
#define __NR_oldfstat 28
#define __NR_pause 29
#define __NR_utime 30
#define __NR_stty 31
#define __NR_gtty 32
#define __NR_access 33
#define __NR_nice 34
#define __NR_ftime 35
#define __NR_sync 36
#define __NR_kill 37
#define __NR_rename 38
#define __NR_mkdir 39
#define __NR_rmdir 40
#define __NR_dup 41
#define __NR_pipe 42
#define __NR_times 43
#define __NR_prof 44
#define __NR_brk 45
#define __NR_setgid 46
#define __NR_getgid 47
#define __NR_signal 48
#define __NR_geteuid 49
#define __NR_getegid 50
#define __NR_acct 51
#define __NR_umount2 52
#define __NR_lock 53
#define __NR_ioctl 54
#define __NR_fcntl 55
#define __NR_mpx 56
#define __NR_setpgid 57
#define __NR_ulimit 58
#define __NR_oldolduname 59
#define __NR_umask 60
#define __NR_chroot 61
#define __NR_ustat 62
#define __NR_dup2 63
#define __NR_getppid 64
#define __NR_getpgrp 65
#define __NR_setsid 66
#define __NR_sigaction 67
#define __NR_sgetmask 68
#define __NR_ssetmask 69
#define __NR_setreuid 70
#define __NR_setregid 71
#define __NR_sigsuspend 72
#define __NR_sigpending 73
#define __NR_sethostname 74
#define __NR_setrlimit 75
#define __NR_old_getrlimit 76
#define __NR_getrusage 77
#define __NR_gettimeofday 78
#define __NR_settimeofday 79
#define __NR_getgroups 80
#define __NR_setgroups 81
#define __NR_select 82
#define __NR_symlink 83
#define __NR_oldlstat 84
#define __NR_readlink 85
#define __NR_uselib 86
#define __NR_swapon 87
#define __NR_reboot 88
#define __NR_readdir 89
#define __NR_mmap 90
#define __NR_munmap 91
#define __NR_truncate 92
#define __NR_ftruncate 93
#define __NR_fchmod 94
#define __NR_fchown 95
#define __NR_getpriority 96
#define __NR_setpriority 97
#define __NR_profil 98
#define __NR_statfs 99
#define __NR_fstatfs 100
#define __NR_ioperm 101
#define __NR_socketcall 102
#define __NR_syslog 103
#define __NR_setitimer 104
#define __NR_getitimer 105
#define __NR_stat 106
#define __NR_lstat 107
#define __NR_fstat 108
#define __NR_olduname 109
#define __NR_iopl /* 110 */ not supported
#define __NR_vhangup 111
#define __NR_idle /* 112 */ Obsolete
#define __NR_vm86 /* 113 */ not supported
#define __NR_wait4 114
#define __NR_swapoff 115
#define __NR_sysinfo 116
#define __NR_ipc 117
#define __NR_fsync 118
#define __NR_sigreturn 119
#define __NR_clone 120
#define __NR_setdomainname 121
#define __NR_uname 122
#define __NR_cacheflush 123
#define __NR_adjtimex 124
#define __NR_mprotect 125
#define __NR_sigprocmask 126
#define __NR_create_module 127
#define __NR_init_module 128
#define __NR_delete_module 129
#define __NR_get_kernel_syms 130
#define __NR_quotactl 131
#define __NR_getpgid 132
#define __NR_fchdir 133
#define __NR_bdflush 134
#define __NR_sysfs 135
#define __NR_personality 136
#define __NR_afs_syscall 137 /* Syscall for Andrew File System */
#define __NR_setfsuid 138
#define __NR_setfsgid 139
#define __NR__llseek 140
#define __NR_getdents 141
#define __NR__newselect 142
#define __NR_flock 143
#define __NR_msync 144
#define __NR_readv 145
#define __NR_writev 146
#define __NR_getsid 147
#define __NR_fdatasync 148
#define __NR__sysctl 149
#define __NR_mlock 150
#define __NR_munlock 151
#define __NR_mlockall 152
#define __NR_munlockall 153
#define __NR_sched_setparam 154
#define __NR_sched_getparam 155
#define __NR_sched_setscheduler 156
#define __NR_sched_getscheduler 157
#define __NR_sched_yield 158
#define __NR_sched_get_priority_max 159
#define __NR_sched_get_priority_min 160
#define __NR_sched_rr_get_interval 161
#define __NR_nanosleep 162
#define __NR_mremap 163
#define __NR_setresuid 164
#define __NR_getresuid 165
#define __NR_query_module 167
#define __NR_poll 168
#define __NR_nfsservctl 169
#define __NR_setresgid 170
#define __NR_getresgid 171
#define __NR_prctl 172
#define __NR_rt_sigreturn 173
#define __NR_rt_sigaction 174
#define __NR_rt_sigprocmask 175
#define __NR_rt_sigpending 176
#define __NR_rt_sigtimedwait 177
#define __NR_rt_sigqueueinfo 178
#define __NR_rt_sigsuspend 179
#define __NR_pread 180
#define __NR_pwrite 181
#define __NR_lchown 182
#define __NR_getcwd 183
#define __NR_capget 184
#define __NR_capset 185
#define __NR_sigaltstack 186
#define __NR_sendfile 187
#define __NR_getpmsg 188 /* some people actually want streams */
#define __NR_putpmsg 189 /* some people actually want streams */
#define __NR_vfork 190
#define __NR_getrlimit 191
#define __NR_mmap2 192
#define __NR_truncate64 193
#define __NR_ftruncate64 194
#define __NR_stat64 195
#define __NR_lstat64 196
#define __NR_fstat64 197
#define __NR_chown32 198
#define __NR_getuid32 199
#define __NR_getgid32 200
#define __NR_geteuid32 201
#define __NR_getegid32 202
#define __NR_setreuid32 203
#define __NR_setregid32 204
#define __NR_getgroups32 205
#define __NR_setgroups32 206
#define __NR_fchown32 207
#define __NR_setresuid32 208
#define __NR_getresuid32 209
#define __NR_setresgid32 210
#define __NR_getresgid32 211
#define __NR_lchown32 212
#define __NR_setuid32 213
#define __NR_setgid32 214
#define __NR_setfsuid32 215
#define __NR_setfsgid32 216
#define __NR_Linux_syscalls 216
/* ========== lobo redefine __NR_xxx ===================== */
#ifndef _LANGUAGE_ASSEMBLY
/* XXX - _foo needs to be __foo, while __NR_bar could be _NR_bar. */
#define _syscall0(type,name) \
type name(void) \
{ \
long __res, __err; \
__asm__ volatile ("li\t$2,%2\n\t" \
"syscall\n\t" \
"move\t%0, $2\n\t" \
"move\t%1, $7" \
: "=r" (__res), "=r" (__err) \
: "i" (__NR_##name) \
: "$2","$7","$8","$9","$10","$11","$12","$13","$14","$15", \
"$24"); \
if (__err == 0) \
return (type) __res; \
errno = __res; \
return -1; \
}
/*
* DANGER: This macro isn't usable for the pipe(2) call
* which has a unusual return convention.
*/
#define _syscall1(type,name,atype,a) \
type name(atype a) \
{ \
long __res, __err; \
__asm__ volatile ("move\t$4,%3\n\t" \
"li\t$2,%2\n\t" \
"syscall\n\t" \
"move\t%0, $2\n\t" \
"move\t%1, $7" \
: "=r" (__res), "=r" (__err) \
: "i" (__NR_##name),"r" ((long)(a)) \
: "$2","$4","$7","$8","$9","$10","$11","$12","$13","$14","$15","$24"); \
if (__err == 0) \
return (type) __res; \
errno = __res; \
return -1; \
}
#define _syscall2(type,name,atype,a,btype,b) \
type name(atype a,btype b) \
{ \
long __res, __err; \
__asm__ volatile ("move\t$4,%3\n\t" \
"move\t$5,%4\n\t" \
"li\t$2,%2\n\t" \
"syscall\n\t" \
"move\t%0, $2\n\t" \
"move\t%1, $7" \
: "=r" (__res), "=r" (__err) \
: "i" (__NR_##name),"r" ((long)(a)), \
"r" ((long)(b)) \
: "$2","$4","$5","$7","$8","$9","$10","$11","$12","$13", \
"$14","$15", "$24"); \
if (__err == 0) \
return (type) __res; \
errno = __res; \
return -1; \
}
#define _syscall3(type,name,atype,a,btype,b,ctype,c) \
type name (atype a, btype b, ctype c) \
{ \
long __res, __err; \
__asm__ volatile ("move\t$4,%3\n\t" \
"move\t$5,%4\n\t" \
"move\t$6,%5\n\t" \
"li\t$2,%2\n\t" \
"syscall\n\t" \
"move\t%0, $2\n\t" \
"move\t%1, $7" \
: "=r" (__res), "=r" (__err) \
: "i" (__NR_##name),"r" ((long)(a)), \
"r" ((long)(b)), \
"r" ((long)(c)) \
: "$2","$4","$5","$6","$7","$8","$9","$10","$11","$12", \
"$13","$14","$15","$24"); \
if (__err == 0) \
return (type) __res; \
errno = __res; \
return -1; \
}
#define _syscall4(type,name,atype,a,btype,b,ctype,c,dtype,d) \
type name (atype a, btype b, ctype c, dtype d) \
{ \
long __res, __err; \
__asm__ volatile ("move\t$4,%3\n\t" \
"move\t$5,%4\n\t" \
"move\t$6,%5\n\t" \
"move\t$7,%6\n\t" \
"li\t$2,%2\n\t" \
"syscall\n\t" \
"move\t%0, $2\n\t" \
"move\t%1, $7" \
: "=r" (__res), "=r" (__err) \
: "i" (__NR_##name),"r" ((long)(a)), \
"r" ((long)(b)), \
"r" ((long)(c)), \
"r" ((long)(d)) \
: "$2","$4","$5","$6","$7","$8","$9","$10","$11","$12", \
"$13","$14","$15","$24"); \
if (__err == 0) \
return (type) __res; \
errno = __res; \
return -1; \
}
#define _syscall5(type,name,atype,a,btype,b,ctype,c,dtype,d,etype,e) \
type name (atype a,btype b,ctype c,dtype d,etype e) \
{ \
long __res, __err; \
__asm__ volatile ("move\t$4,%3\n\t" \
"move\t$5,%4\n\t" \
"move\t$6,%5\n\t" \
"lw\t$2,%7\n\t" \
"move\t$7,%6\n\t" \
"subu\t$29,24\n\t" \
"sw\t$2,16($29)\n\t" \
"li\t$2,%2\n\t" \
"syscall\n\t" \
"move\t%0, $2\n\t" \
"move\t%1, $7\n\t" \
"addiu\t$29,24" \
: "=r" (__res), "=r" (__err) \
: "i" (__NR_##name),"r" ((long)(a)), \
"r" ((long)(b)), \
"r" ((long)(c)), \
"r" ((long)(d)), \
"m" ((long)(e)) \
: "$2","$4","$5","$6","$7","$8","$9","$10","$11","$12", \
"$13","$14","$15","$24"); \
if (__err == 0) \
return (type) __res; \
errno = __res; \
return -1; \
}
#define _syscall6(type,name,atype,a,btype,b,ctype,c,dtype,d,etype,e,ftype,f) \
type name (atype a,btype b,ctype c,dtype d,etype e,ftype f) \
{ \
long __res, __err; \
__asm__ volatile ("move\t$4,%3\n\t" \
"move\t$5,%4\n\t" \
"move\t$6,%5\n\t" \
"lw\t$2,%7\n\t" \
"lw\t$3,%8\n\t" \
"move\t$7,%6\n\t" \
"subu\t$29,24\n\t" \
"sw\t$2,16($29)\n\t" \
"sw\t$3,20($29)\n\t" \
"li\t$2,%2\n\t" \
"syscall\n\t" \
"move\t%0, $2\n\t" \
"move\t%1, $7\n\t" \
"addiu\t$29,24" \
: "=r" (__res), "=r" (__err) \
: "i" (__NR_##name),"r" ((long)(a)), \
"r" ((long)(b)), \
"r" ((long)(c)), \
"r" ((long)(d)), \
"m" ((long)(e)), \
"m" ((long)(f)) \
: "$2","$3","$4","$5","$6","$7","$8","$9","$10","$11", \
"$12","$13","$14","$15","$24"); \
if (__err == 0) \
return (type) __res; \
errno = __res; \
return -1; \
}
#define _syscall7(type,name,atype,a,btype,b,ctype,c,dtype,d,etype,e,ftype,f,gtype,g) \
type name (atype a,btype b,ctype c,dtype d,etype e,ftype f,gtype g) \
{ \
long __res, __err; \
__asm__ volatile ("move\t$4,%3\n\t" \
"move\t$5,%4\n\t" \
"move\t$6,%5\n\t" \
"lw\t$2,%7\n\t" \
"lw\t$3,%8\n\t" \
"move\t$7,%6\n\t" \
"subu\t$29,32\n\t" \
"sw\t$2,16($29)\n\t" \
"lw\t$2,%9\n\t" \
"sw\t$3,20($29)\n\t" \
"sw\t$2,24($29)\n\t" \
"li\t$2,%2\n\t" \
"syscall\n\t" \
"move\t%0, $2\n\t" \
"move\t%1, $7\n\t" \
"addiu\t$29,32" \
: "=r" (__res), "=r" (__err) \
: "i" (__NR_##name),"r" ((long)(a)), \
"r" ((long)(b)), \
"r" ((long)(c)), \
"r" ((long)(d)), \
"m" ((long)(e)), \
"m" ((long)(f)), \
"m" ((long)(g)) \
: "$2","$3","$4","$5","$6","$7","$8","$9","$10","$11", \
"$12","$13","$14","$15","$24"); \
if (__err == 0) \
return (type) __res; \
errno = __res; \
return -1; \
}
#ifdef __KERNEL_SYSCALLS__
/*
* we need this inline - forking from kernel space will result
* in NO COPY ON WRITE (!!!), until an execve is executed. This
* is no problem, but for the stack. This is handled by not letting
* main() use the stack at all after fork(). Thus, no function
* calls - which means inline code for fork too, as otherwise we
* would use the stack upon exit from 'fork()'.
*
* Actually only pause and fork are needed inline, so that there
* won't be any messing with the stack from main(), but we define
* some others too.
*/
#define __NR__exit __NR_exit
static inline _syscall0(int,sync)
static inline _syscall0(pid_t,setsid)
static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)
static inline _syscall3(int,read,int,fd,char *,buf,off_t,count)
static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
static inline _syscall1(int,dup,int,fd)
static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
static inline _syscall3(int,open,const char *,file,int,flag,int,mode)
static inline _syscall1(int,close,int,fd)
static inline _syscall1(int,_exit,int,exitcode)
static inline _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options)
static inline _syscall1(int,delete_module,const char *,name)
static inline pid_t wait(int * wait_stat)
{
return waitpid(-1,wait_stat,0);
}
#endif /* !defined (__KERNEL_SYSCALLS__) */
#endif /* !defined (_LANGUAGE_ASSEMBLY) */
#endif /* _ASM_UNISTD_H */