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authorMark Brown <broonie@opensource.wolfsonmicro.com>2010-03-22 13:23:46 -0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-03-22 13:23:46 -0400
commit74511020dde10252f8b8e648690d99dba721de14 (patch)
tree04fc22bc7dd5d5b8d9294b2e57985b093858bd84 /arch/m68k
parent69266866a5790080d7fe80094b28d670ff8aa765 (diff)
parent3cc4e53f86dab635166929bfa47cc68d59b28c26 (diff)
Merge branch 'for-2.6.34' into for-2.6.35
Diffstat (limited to 'arch/m68k')
-rw-r--r--arch/m68k/atari/atakeyb.c2
-rw-r--r--arch/m68k/include/asm/fbio.h2
-rw-r--r--arch/m68k/include/asm/io_no.h2
-rw-r--r--arch/m68k/include/asm/ptrace.h8
-rw-r--r--arch/m68k/include/asm/unistd.h3
-rw-r--r--arch/m68k/kernel/entry.S4
-rw-r--r--arch/m68k/kernel/sys_m68k.c131
7 files changed, 8 insertions, 144 deletions
diff --git a/arch/m68k/atari/atakeyb.c b/arch/m68k/atari/atakeyb.c
index 4add96d13b19..5890897d28bf 100644
--- a/arch/m68k/atari/atakeyb.c
+++ b/arch/m68k/atari/atakeyb.c
@@ -121,7 +121,7 @@ KEYBOARD_STATE kb_state;
121 * bytes have been lost and in which state of the packet structure we are now. 121 * bytes have been lost and in which state of the packet structure we are now.
122 * This usually causes keyboards bytes to be interpreted as mouse movements 122 * This usually causes keyboards bytes to be interpreted as mouse movements
123 * and vice versa, which is very annoying. It seems better to throw away some 123 * and vice versa, which is very annoying. It seems better to throw away some
124 * bytes (that are usually mouse bytes) than to misinterpret them. Therefor I 124 * bytes (that are usually mouse bytes) than to misinterpret them. Therefore I
125 * introduced the RESYNC state for IKBD data. In this state, the bytes up to 125 * introduced the RESYNC state for IKBD data. In this state, the bytes up to
126 * one that really looks like a key event (0x04..0xf2) or the start of a mouse 126 * one that really looks like a key event (0x04..0xf2) or the start of a mouse
127 * packet (0xf8..0xfb) are thrown away, but at most 2 bytes. This at least 127 * packet (0xf8..0xfb) are thrown away, but at most 2 bytes. This at least
diff --git a/arch/m68k/include/asm/fbio.h b/arch/m68k/include/asm/fbio.h
index b9215a0907d3..0a21da87f7d6 100644
--- a/arch/m68k/include/asm/fbio.h
+++ b/arch/m68k/include/asm/fbio.h
@@ -173,7 +173,7 @@ struct mdi_cfginfo {
173 int mdi_ncluts; /* Number of implemented CLUTs in this MDI */ 173 int mdi_ncluts; /* Number of implemented CLUTs in this MDI */
174 int mdi_type; /* FBTYPE name */ 174 int mdi_type; /* FBTYPE name */
175 int mdi_height; /* height */ 175 int mdi_height; /* height */
176 int mdi_width; /* widht */ 176 int mdi_width; /* width */
177 int mdi_size; /* available ram */ 177 int mdi_size; /* available ram */
178 int mdi_mode; /* 8bpp, 16bpp or 32bpp */ 178 int mdi_mode; /* 8bpp, 16bpp or 32bpp */
179 int mdi_pixfreq; /* pixel clock (from PROM) */ 179 int mdi_pixfreq; /* pixel clock (from PROM) */
diff --git a/arch/m68k/include/asm/io_no.h b/arch/m68k/include/asm/io_no.h
index 359065d5a9f2..6e2413e518cb 100644
--- a/arch/m68k/include/asm/io_no.h
+++ b/arch/m68k/include/asm/io_no.h
@@ -16,7 +16,7 @@
16 * memory location directly. 16 * memory location directly.
17 */ 17 */
18/* ++roman: The assignments to temp. vars avoid that gcc sometimes generates 18/* ++roman: The assignments to temp. vars avoid that gcc sometimes generates
19 * two accesses to memory, which may be undesireable for some devices. 19 * two accesses to memory, which may be undesirable for some devices.
20 */ 20 */
21 21
22/* 22/*
diff --git a/arch/m68k/include/asm/ptrace.h b/arch/m68k/include/asm/ptrace.h
index 21605c736f69..6e6e3ac1d913 100644
--- a/arch/m68k/include/asm/ptrace.h
+++ b/arch/m68k/include/asm/ptrace.h
@@ -87,18 +87,10 @@ struct switch_stack {
87#define profile_pc(regs) instruction_pointer(regs) 87#define profile_pc(regs) instruction_pointer(regs)
88extern void show_regs(struct pt_regs *); 88extern void show_regs(struct pt_regs *);
89 89
90/*
91 * These are defined as per linux/ptrace.h.
92 */
93struct task_struct;
94
95#define arch_has_single_step() (1) 90#define arch_has_single_step() (1)
96extern void user_enable_single_step(struct task_struct *);
97extern void user_disable_single_step(struct task_struct *);
98 91
99#ifdef CONFIG_MMU 92#ifdef CONFIG_MMU
100#define arch_has_block_step() (1) 93#define arch_has_block_step() (1)
101extern void user_enable_block_step(struct task_struct *);
102#endif 94#endif
103 95
104#endif /* __KERNEL__ */ 96#endif /* __KERNEL__ */
diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h
index d72a71dabecb..60b15d0aa072 100644
--- a/arch/m68k/include/asm/unistd.h
+++ b/arch/m68k/include/asm/unistd.h
@@ -351,6 +351,7 @@
351#define __ARCH_WANT_STAT64 351#define __ARCH_WANT_STAT64
352#define __ARCH_WANT_SYS_ALARM 352#define __ARCH_WANT_SYS_ALARM
353#define __ARCH_WANT_SYS_GETHOSTNAME 353#define __ARCH_WANT_SYS_GETHOSTNAME
354#define __ARCH_WANT_SYS_IPC
354#define __ARCH_WANT_SYS_PAUSE 355#define __ARCH_WANT_SYS_PAUSE
355#define __ARCH_WANT_SYS_SGETMASK 356#define __ARCH_WANT_SYS_SGETMASK
356#define __ARCH_WANT_SYS_SIGNAL 357#define __ARCH_WANT_SYS_SIGNAL
@@ -363,6 +364,8 @@
363#define __ARCH_WANT_SYS_LLSEEK 364#define __ARCH_WANT_SYS_LLSEEK
364#define __ARCH_WANT_SYS_NICE 365#define __ARCH_WANT_SYS_NICE
365#define __ARCH_WANT_SYS_OLD_GETRLIMIT 366#define __ARCH_WANT_SYS_OLD_GETRLIMIT
367#define __ARCH_WANT_SYS_OLD_MMAP
368#define __ARCH_WANT_SYS_OLD_SELECT
366#define __ARCH_WANT_SYS_OLDUMOUNT 369#define __ARCH_WANT_SYS_OLDUMOUNT
367#define __ARCH_WANT_SYS_SIGPENDING 370#define __ARCH_WANT_SYS_SIGPENDING
368#define __ARCH_WANT_SYS_SIGPROCMASK 371#define __ARCH_WANT_SYS_SIGPROCMASK
diff --git a/arch/m68k/kernel/entry.S b/arch/m68k/kernel/entry.S
index e136b8cbe9b9..2391bdff0996 100644
--- a/arch/m68k/kernel/entry.S
+++ b/arch/m68k/kernel/entry.S
@@ -510,7 +510,7 @@ sys_call_table:
510 .long sys_settimeofday 510 .long sys_settimeofday
511 .long sys_getgroups16 /* 80 */ 511 .long sys_getgroups16 /* 80 */
512 .long sys_setgroups16 512 .long sys_setgroups16
513 .long old_select 513 .long sys_old_select
514 .long sys_symlink 514 .long sys_symlink
515 .long sys_lstat 515 .long sys_lstat
516 .long sys_readlink /* 85 */ 516 .long sys_readlink /* 85 */
@@ -518,7 +518,7 @@ sys_call_table:
518 .long sys_swapon 518 .long sys_swapon
519 .long sys_reboot 519 .long sys_reboot
520 .long sys_old_readdir 520 .long sys_old_readdir
521 .long old_mmap /* 90 */ 521 .long sys_old_mmap /* 90 */
522 .long sys_munmap 522 .long sys_munmap
523 .long sys_truncate 523 .long sys_truncate
524 .long sys_ftruncate 524 .long sys_ftruncate
diff --git a/arch/m68k/kernel/sys_m68k.c b/arch/m68k/kernel/sys_m68k.c
index e3ad2d671973..77896692eb0a 100644
--- a/arch/m68k/kernel/sys_m68k.c
+++ b/arch/m68k/kernel/sys_m68k.c
@@ -46,137 +46,6 @@ asmlinkage long sys_mmap2(unsigned long addr, unsigned long len,
46 return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff); 46 return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff);
47} 47}
48 48
49/*
50 * Perform the select(nd, in, out, ex, tv) and mmap() system
51 * calls. Linux/m68k cloned Linux/i386, which didn't use to be able to
52 * handle more than 4 system call parameters, so these system calls
53 * used a memory block for parameter passing..
54 */
55
56struct mmap_arg_struct {
57 unsigned long addr;
58 unsigned long len;
59 unsigned long prot;
60 unsigned long flags;
61 unsigned long fd;
62 unsigned long offset;
63};
64
65asmlinkage int old_mmap(struct mmap_arg_struct __user *arg)
66{
67 struct mmap_arg_struct a;
68 int error = -EFAULT;
69
70 if (copy_from_user(&a, arg, sizeof(a)))
71 goto out;
72
73 error = -EINVAL;
74 if (a.offset & ~PAGE_MASK)
75 goto out;
76
77 error = sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd,
78 a.offset >> PAGE_SHIFT);
79out:
80 return error;
81}
82
83struct sel_arg_struct {
84 unsigned long n;
85 fd_set __user *inp, *outp, *exp;
86 struct timeval __user *tvp;
87};
88
89asmlinkage int old_select(struct sel_arg_struct __user *arg)
90{
91 struct sel_arg_struct a;
92
93 if (copy_from_user(&a, arg, sizeof(a)))
94 return -EFAULT;
95 /* sys_select() does the appropriate kernel locking */
96 return sys_select(a.n, a.inp, a.outp, a.exp, a.tvp);
97}
98
99/*
100 * sys_ipc() is the de-multiplexer for the SysV IPC calls..
101 *
102 * This is really horribly ugly.
103 */
104asmlinkage int sys_ipc (uint call, int first, int second,
105 int third, void __user *ptr, long fifth)
106{
107 int version, ret;
108
109 version = call >> 16; /* hack for backward compatibility */
110 call &= 0xffff;
111
112 if (call <= SEMCTL)
113 switch (call) {
114 case SEMOP:
115 return sys_semop (first, ptr, second);
116 case SEMGET:
117 return sys_semget (first, second, third);
118 case SEMCTL: {
119 union semun fourth;
120 if (!ptr)
121 return -EINVAL;
122 if (get_user(fourth.__pad, (void __user *__user *) ptr))
123 return -EFAULT;
124 return sys_semctl (first, second, third, fourth);
125 }
126 default:
127 return -ENOSYS;
128 }
129 if (call <= MSGCTL)
130 switch (call) {
131 case MSGSND:
132 return sys_msgsnd (first, ptr, second, third);
133 case MSGRCV:
134 switch (version) {
135 case 0: {
136 struct ipc_kludge tmp;
137 if (!ptr)
138 return -EINVAL;
139 if (copy_from_user (&tmp, ptr, sizeof (tmp)))
140 return -EFAULT;
141 return sys_msgrcv (first, tmp.msgp, second,
142 tmp.msgtyp, third);
143 }
144 default:
145 return sys_msgrcv (first, ptr,
146 second, fifth, third);
147 }
148 case MSGGET:
149 return sys_msgget ((key_t) first, second);
150 case MSGCTL:
151 return sys_msgctl (first, second, ptr);
152 default:
153 return -ENOSYS;
154 }
155 if (call <= SHMCTL)
156 switch (call) {
157 case SHMAT:
158 switch (version) {
159 default: {
160 ulong raddr;
161 ret = do_shmat (first, ptr, second, &raddr);
162 if (ret)
163 return ret;
164 return put_user (raddr, (ulong __user *) third);
165 }
166 }
167 case SHMDT:
168 return sys_shmdt (ptr);
169 case SHMGET:
170 return sys_shmget (first, second, third);
171 case SHMCTL:
172 return sys_shmctl (first, second, ptr);
173 default:
174 return -ENOSYS;
175 }
176
177 return -EINVAL;
178}
179
180/* Convert virtual (user) address VADDR to physical address PADDR */ 49/* Convert virtual (user) address VADDR to physical address PADDR */
181#define virt_to_phys_040(vaddr) \ 50#define virt_to_phys_040(vaddr) \
182({ \ 51({ \