diff options
Diffstat (limited to 'arch/sh/boards/mach-se/770x/io.c')
-rw-r--r-- | arch/sh/boards/mach-se/770x/io.c | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/arch/sh/boards/mach-se/770x/io.c b/arch/sh/boards/mach-se/770x/io.c deleted file mode 100644 index 28833c8786ea..000000000000 --- a/arch/sh/boards/mach-se/770x/io.c +++ /dev/null | |||
@@ -1,156 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2000 Kazumoto Kojima | ||
3 | * | ||
4 | * I/O routine for Hitachi SolutionEngine. | ||
5 | */ | ||
6 | #include <linux/kernel.h> | ||
7 | #include <linux/types.h> | ||
8 | #include <asm/io.h> | ||
9 | #include <mach-se/mach/se.h> | ||
10 | |||
11 | /* MS7750 requires special versions of in*, out* routines, since | ||
12 | PC-like io ports are located at upper half byte of 16-bit word which | ||
13 | can be accessed only with 16-bit wide. */ | ||
14 | |||
15 | static inline volatile __u16 * | ||
16 | port2adr(unsigned int port) | ||
17 | { | ||
18 | if (port & 0xff000000) | ||
19 | return ( volatile __u16 *) port; | ||
20 | if (port >= 0x2000) | ||
21 | return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000)); | ||
22 | else if (port >= 0x1000) | ||
23 | return (volatile __u16 *) (PA_83902 + (port << 1)); | ||
24 | else | ||
25 | return (volatile __u16 *) (PA_SUPERIO + (port << 1)); | ||
26 | } | ||
27 | |||
28 | static inline int | ||
29 | shifted_port(unsigned long port) | ||
30 | { | ||
31 | /* For IDE registers, value is not shifted */ | ||
32 | if ((0x1f0 <= port && port < 0x1f8) || port == 0x3f6) | ||
33 | return 0; | ||
34 | else | ||
35 | return 1; | ||
36 | } | ||
37 | |||
38 | unsigned char se_inb(unsigned long port) | ||
39 | { | ||
40 | if (shifted_port(port)) | ||
41 | return (*port2adr(port) >> 8); | ||
42 | else | ||
43 | return (*port2adr(port))&0xff; | ||
44 | } | ||
45 | |||
46 | unsigned char se_inb_p(unsigned long port) | ||
47 | { | ||
48 | unsigned long v; | ||
49 | |||
50 | if (shifted_port(port)) | ||
51 | v = (*port2adr(port) >> 8); | ||
52 | else | ||
53 | v = (*port2adr(port))&0xff; | ||
54 | ctrl_delay(); | ||
55 | return v; | ||
56 | } | ||
57 | |||
58 | unsigned short se_inw(unsigned long port) | ||
59 | { | ||
60 | if (port >= 0x2000) | ||
61 | return *port2adr(port); | ||
62 | else | ||
63 | maybebadio(port); | ||
64 | return 0; | ||
65 | } | ||
66 | |||
67 | unsigned int se_inl(unsigned long port) | ||
68 | { | ||
69 | maybebadio(port); | ||
70 | return 0; | ||
71 | } | ||
72 | |||
73 | void se_outb(unsigned char value, unsigned long port) | ||
74 | { | ||
75 | if (shifted_port(port)) | ||
76 | *(port2adr(port)) = value << 8; | ||
77 | else | ||
78 | *(port2adr(port)) = value; | ||
79 | } | ||
80 | |||
81 | void se_outb_p(unsigned char value, unsigned long port) | ||
82 | { | ||
83 | if (shifted_port(port)) | ||
84 | *(port2adr(port)) = value << 8; | ||
85 | else | ||
86 | *(port2adr(port)) = value; | ||
87 | ctrl_delay(); | ||
88 | } | ||
89 | |||
90 | void se_outw(unsigned short value, unsigned long port) | ||
91 | { | ||
92 | if (port >= 0x2000) | ||
93 | *port2adr(port) = value; | ||
94 | else | ||
95 | maybebadio(port); | ||
96 | } | ||
97 | |||
98 | void se_outl(unsigned int value, unsigned long port) | ||
99 | { | ||
100 | maybebadio(port); | ||
101 | } | ||
102 | |||
103 | void se_insb(unsigned long port, void *addr, unsigned long count) | ||
104 | { | ||
105 | volatile __u16 *p = port2adr(port); | ||
106 | __u8 *ap = addr; | ||
107 | |||
108 | if (shifted_port(port)) { | ||
109 | while (count--) | ||
110 | *ap++ = *p >> 8; | ||
111 | } else { | ||
112 | while (count--) | ||
113 | *ap++ = *p; | ||
114 | } | ||
115 | } | ||
116 | |||
117 | void se_insw(unsigned long port, void *addr, unsigned long count) | ||
118 | { | ||
119 | volatile __u16 *p = port2adr(port); | ||
120 | __u16 *ap = addr; | ||
121 | while (count--) | ||
122 | *ap++ = *p; | ||
123 | } | ||
124 | |||
125 | void se_insl(unsigned long port, void *addr, unsigned long count) | ||
126 | { | ||
127 | maybebadio(port); | ||
128 | } | ||
129 | |||
130 | void se_outsb(unsigned long port, const void *addr, unsigned long count) | ||
131 | { | ||
132 | volatile __u16 *p = port2adr(port); | ||
133 | const __u8 *ap = addr; | ||
134 | |||
135 | if (shifted_port(port)) { | ||
136 | while (count--) | ||
137 | *p = *ap++ << 8; | ||
138 | } else { | ||
139 | while (count--) | ||
140 | *p = *ap++; | ||
141 | } | ||
142 | } | ||
143 | |||
144 | void se_outsw(unsigned long port, const void *addr, unsigned long count) | ||
145 | { | ||
146 | volatile __u16 *p = port2adr(port); | ||
147 | const __u16 *ap = addr; | ||
148 | |||
149 | while (count--) | ||
150 | *p = *ap++; | ||
151 | } | ||
152 | |||
153 | void se_outsl(unsigned long port, const void *addr, unsigned long count) | ||
154 | { | ||
155 | maybebadio(port); | ||
156 | } | ||