diff options
Diffstat (limited to 'arch/h8300/kernel/sys_h8300.c')
-rw-r--r-- | arch/h8300/kernel/sys_h8300.c | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/arch/h8300/kernel/sys_h8300.c b/arch/h8300/kernel/sys_h8300.c index b5969db0ca1..f9b3f44da69 100644 --- a/arch/h8300/kernel/sys_h8300.c +++ b/arch/h8300/kernel/sys_h8300.c | |||
@@ -26,144 +26,6 @@ | |||
26 | #include <asm/traps.h> | 26 | #include <asm/traps.h> |
27 | #include <asm/unistd.h> | 27 | #include <asm/unistd.h> |
28 | 28 | ||
29 | /* | ||
30 | * Perform the select(nd, in, out, ex, tv) and mmap() system | ||
31 | * calls. Linux/m68k cloned Linux/i386, which didn't use to be able to | ||
32 | * handle more than 4 system call parameters, so these system calls | ||
33 | * used a memory block for parameter passing.. | ||
34 | */ | ||
35 | |||
36 | struct mmap_arg_struct { | ||
37 | unsigned long addr; | ||
38 | unsigned long len; | ||
39 | unsigned long prot; | ||
40 | unsigned long flags; | ||
41 | unsigned long fd; | ||
42 | unsigned long offset; | ||
43 | }; | ||
44 | |||
45 | asmlinkage int old_mmap(struct mmap_arg_struct *arg) | ||
46 | { | ||
47 | struct mmap_arg_struct a; | ||
48 | int error = -EFAULT; | ||
49 | |||
50 | if (copy_from_user(&a, arg, sizeof(a))) | ||
51 | goto out; | ||
52 | |||
53 | error = -EINVAL; | ||
54 | if (a.offset & ~PAGE_MASK) | ||
55 | goto out; | ||
56 | |||
57 | error = sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd, | ||
58 | a.offset >> PAGE_SHIFT); | ||
59 | out: | ||
60 | return error; | ||
61 | } | ||
62 | |||
63 | struct sel_arg_struct { | ||
64 | unsigned long n; | ||
65 | fd_set *inp, *outp, *exp; | ||
66 | struct timeval *tvp; | ||
67 | }; | ||
68 | |||
69 | asmlinkage int old_select(struct sel_arg_struct *arg) | ||
70 | { | ||
71 | struct sel_arg_struct a; | ||
72 | |||
73 | if (copy_from_user(&a, arg, sizeof(a))) | ||
74 | return -EFAULT; | ||
75 | /* sys_select() does the appropriate kernel locking */ | ||
76 | return sys_select(a.n, a.inp, a.outp, a.exp, a.tvp); | ||
77 | } | ||
78 | |||
79 | /* | ||
80 | * sys_ipc() is the de-multiplexer for the SysV IPC calls.. | ||
81 | * | ||
82 | * This is really horribly ugly. | ||
83 | */ | ||
84 | asmlinkage int sys_ipc (uint call, int first, int second, | ||
85 | int third, void *ptr, long fifth) | ||
86 | { | ||
87 | int version, ret; | ||
88 | |||
89 | version = call >> 16; /* hack for backward compatibility */ | ||
90 | call &= 0xffff; | ||
91 | |||
92 | if (call <= SEMCTL) | ||
93 | switch (call) { | ||
94 | case SEMOP: | ||
95 | return sys_semop (first, (struct sembuf *)ptr, second); | ||
96 | case SEMGET: | ||
97 | return sys_semget (first, second, third); | ||
98 | case SEMCTL: { | ||
99 | union semun fourth; | ||
100 | if (!ptr) | ||
101 | return -EINVAL; | ||
102 | if (get_user(fourth.__pad, (void **) ptr)) | ||
103 | return -EFAULT; | ||
104 | return sys_semctl (first, second, third, fourth); | ||
105 | } | ||
106 | default: | ||
107 | return -EINVAL; | ||
108 | } | ||
109 | if (call <= MSGCTL) | ||
110 | switch (call) { | ||
111 | case MSGSND: | ||
112 | return sys_msgsnd (first, (struct msgbuf *) ptr, | ||
113 | second, third); | ||
114 | case MSGRCV: | ||
115 | switch (version) { | ||
116 | case 0: { | ||
117 | struct ipc_kludge tmp; | ||
118 | if (!ptr) | ||
119 | return -EINVAL; | ||
120 | if (copy_from_user (&tmp, | ||
121 | (struct ipc_kludge *)ptr, | ||
122 | sizeof (tmp))) | ||
123 | return -EFAULT; | ||
124 | return sys_msgrcv (first, tmp.msgp, second, | ||
125 | tmp.msgtyp, third); | ||
126 | } | ||
127 | default: | ||
128 | return sys_msgrcv (first, | ||
129 | (struct msgbuf *) ptr, | ||
130 | second, fifth, third); | ||
131 | } | ||
132 | case MSGGET: | ||
133 | return sys_msgget ((key_t) first, second); | ||
134 | case MSGCTL: | ||
135 | return sys_msgctl (first, second, | ||
136 | (struct msqid_ds *) ptr); | ||
137 | default: | ||
138 | return -EINVAL; | ||
139 | } | ||
140 | if (call <= SHMCTL) | ||
141 | switch (call) { | ||
142 | case SHMAT: | ||
143 | switch (version) { | ||
144 | default: { | ||
145 | ulong raddr; | ||
146 | ret = do_shmat (first, (char *) ptr, | ||
147 | second, &raddr); | ||
148 | if (ret) | ||
149 | return ret; | ||
150 | return put_user (raddr, (ulong *) third); | ||
151 | } | ||
152 | } | ||
153 | case SHMDT: | ||
154 | return sys_shmdt ((char *)ptr); | ||
155 | case SHMGET: | ||
156 | return sys_shmget (first, second, third); | ||
157 | case SHMCTL: | ||
158 | return sys_shmctl (first, second, | ||
159 | (struct shmid_ds *) ptr); | ||
160 | default: | ||
161 | return -EINVAL; | ||
162 | } | ||
163 | |||
164 | return -EINVAL; | ||
165 | } | ||
166 | |||
167 | /* sys_cacheflush -- no support. */ | 29 | /* sys_cacheflush -- no support. */ |
168 | asmlinkage int | 30 | asmlinkage int |
169 | sys_cacheflush (unsigned long addr, int scope, int cache, unsigned long len) | 31 | sys_cacheflush (unsigned long addr, int scope, int cache, unsigned long len) |