diff options
author | Adrian Bunk <bunk@kernel.org> | 2008-07-24 00:28:50 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 13:47:24 -0400 |
commit | f606ddf42fd4edc558eeb48bfee66d2c591571d2 (patch) | |
tree | 193f00db121201255b2629fce43b99a53c4ec735 /include/asm-v850/checksum.h | |
parent | 99764fa4ceeecba8b9e0a8a5565b418a2e94f83b (diff) |
remove the v850 port
Trying to compile the v850 port brings many compile errors, one of them exists
since at least kernel 2.6.19.
There also seems to be noone willing to bring this port back into a usable
state.
This patch therefore removes the v850 port.
If anyone ever decides to revive the v850 port the code will still be
available from older kernels, and it wouldn't be impossible for the port to
reenter the kernel if it would become actively maintained again.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Acked-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-v850/checksum.h')
-rw-r--r-- | include/asm-v850/checksum.h | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/include/asm-v850/checksum.h b/include/asm-v850/checksum.h deleted file mode 100644 index d1dddd938262..000000000000 --- a/include/asm-v850/checksum.h +++ /dev/null | |||
@@ -1,112 +0,0 @@ | |||
1 | /* | ||
2 | * include/asm-v850/checksum.h -- Checksum ops | ||
3 | * | ||
4 | * Copyright (C) 2001,2005 NEC Corporation | ||
5 | * Copyright (C) 2001,2005 Miles Bader <miles@gnu.org> | ||
6 | * | ||
7 | * This file is subject to the terms and conditions of the GNU General | ||
8 | * Public License. See the file COPYING in the main directory of this | ||
9 | * archive for more details. | ||
10 | * | ||
11 | * Written by Miles Bader <miles@gnu.org> | ||
12 | */ | ||
13 | |||
14 | #ifndef __V850_CHECKSUM_H__ | ||
15 | #define __V850_CHECKSUM_H__ | ||
16 | |||
17 | /* | ||
18 | * computes the checksum of a memory block at buff, length len, | ||
19 | * and adds in "sum" (32-bit) | ||
20 | * | ||
21 | * returns a 32-bit number suitable for feeding into itself | ||
22 | * or csum_tcpudp_magic | ||
23 | * | ||
24 | * this function must be called with even lengths, except | ||
25 | * for the last fragment, which may be odd | ||
26 | * | ||
27 | * it's best to have buff aligned on a 32-bit boundary | ||
28 | */ | ||
29 | extern __wsum csum_partial(const void *buff, int len, __wsum sum); | ||
30 | |||
31 | /* | ||
32 | * the same as csum_partial, but copies from src while it | ||
33 | * checksums | ||
34 | * | ||
35 | * here even more important to align src and dst on a 32-bit (or even | ||
36 | * better 64-bit) boundary | ||
37 | */ | ||
38 | extern __wsum csum_partial_copy_nocheck(const void *src, | ||
39 | void *dst, int len, __wsum sum); | ||
40 | |||
41 | |||
42 | /* | ||
43 | * the same as csum_partial_copy, but copies from user space. | ||
44 | * | ||
45 | * here even more important to align src and dst on a 32-bit (or even | ||
46 | * better 64-bit) boundary | ||
47 | */ | ||
48 | extern __wsum csum_partial_copy_from_user (const void *src, | ||
49 | void *dst, | ||
50 | int len, __wsum sum, | ||
51 | int *csum_err); | ||
52 | |||
53 | __sum16 ip_fast_csum(const void *iph, unsigned int ihl); | ||
54 | |||
55 | /* | ||
56 | * Fold a partial checksum | ||
57 | */ | ||
58 | static inline __sum16 csum_fold (__wsum sum) | ||
59 | { | ||
60 | unsigned int result; | ||
61 | /* | ||
62 | %0 %1 | ||
63 | hsw %1, %0 H L L H | ||
64 | add %1, %0 H L H+L+C H+L | ||
65 | */ | ||
66 | asm ("hsw %1, %0; add %1, %0" : "=&r" (result) : "r" (sum)); | ||
67 | return (__force __sum16)(~result >> 16); | ||
68 | } | ||
69 | |||
70 | |||
71 | /* | ||
72 | * computes the checksum of the TCP/UDP pseudo-header | ||
73 | * returns a 16-bit checksum, already complemented | ||
74 | */ | ||
75 | static inline __wsum | ||
76 | csum_tcpudp_nofold (__be32 saddr, __be32 daddr, | ||
77 | unsigned short len, | ||
78 | unsigned short proto, __wsum sum) | ||
79 | { | ||
80 | int __carry; | ||
81 | __asm__ ("add %2, %0;" | ||
82 | "setf c, %1;" | ||
83 | "add %1, %0;" | ||
84 | "add %3, %0;" | ||
85 | "setf c, %1;" | ||
86 | "add %1, %0;" | ||
87 | "add %4, %0;" | ||
88 | "setf c, %1;" | ||
89 | "add %1, %0" | ||
90 | : "=&r" (sum), "=&r" (__carry) | ||
91 | : "r" (daddr), "r" (saddr), | ||
92 | "r" ((len + proto) << 8), | ||
93 | "0" (sum)); | ||
94 | return sum; | ||
95 | } | ||
96 | |||
97 | static inline __sum16 | ||
98 | csum_tcpudp_magic (__be32 saddr, __be32 daddr, | ||
99 | unsigned short len, | ||
100 | unsigned short proto, __wsum sum) | ||
101 | { | ||
102 | return csum_fold (csum_tcpudp_nofold (saddr, daddr, len, proto, sum)); | ||
103 | } | ||
104 | |||
105 | /* | ||
106 | * this routine is used for miscellaneous IP-like checksums, mainly | ||
107 | * in icmp.c | ||
108 | */ | ||
109 | extern __sum16 ip_compute_csum(const void *buff, int len); | ||
110 | |||
111 | |||
112 | #endif /* __V850_CHECKSUM_H__ */ | ||