1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
|
/*
* linux/arch/m32r/kernel/io_opsput.c
*
* Typical I/O routines for OPSPUT board.
*
* Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata,
* Hitoshi Yamamoto, Takeo Takahashi
*
* 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.
*/
#include <linux/config.h>
#include <asm/m32r.h>
#include <asm/page.h>
#include <asm/io.h>
#include <asm/byteorder.h>
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
#include <linux/types.h>
#define M32R_PCC_IOMAP_SIZE 0x1000
#define M32R_PCC_IOSTART0 0x1000
#define M32R_PCC_IOEND0 (M32R_PCC_IOSTART0 + M32R_PCC_IOMAP_SIZE - 1)
extern void pcc_ioread_byte(int, unsigned long, void *, size_t, size_t, int);
extern void pcc_ioread_word(int, unsigned long, void *, size_t, size_t, int);
extern void pcc_iowrite_byte(int, unsigned long, void *, size_t, size_t, int);
extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int);
#endif /* CONFIG_PCMCIA && CONFIG_M32R_CFC */
#define PORT2ADDR(port) _port2addr(port)
#define PORT2ADDR_USB(port) _port2addr_usb(port)
static inline void *_port2addr(unsigned long port)
{
return (void *)(port | (NONCACHE_OFFSET));
}
/*
* OPSPUT-LAN is located in the extended bus space
* from 0x10000000 to 0x13ffffff on physical address.
* The base address of LAN controller(LAN91C111) is 0x300.
*/
#define LAN_IOSTART 0xa0000300
#define LAN_IOEND 0xa0000320
static inline void *_port2addr_ne(unsigned long port)
{
return (void *)(port + 0x10000000);
}
static inline void *_port2addr_usb(unsigned long port)
{
return (void *)((port & 0x0f) + NONCACHE_OFFSET + 0x10303000);
}
static inline void delay(void)
{
__asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory");
}
/*
* NIC I/O function
*/
#define PORT2ADDR_NE(port) _port2addr_ne(port)
static inline unsigned char _ne_inb(void *portp)
{
return *(volatile unsigned char *)portp;
}
static inline unsigned short _ne_inw(void *portp)
{
return (unsigned short)le16_to_cpu(*(volatile unsigned short *)portp);
}
static inline void _ne_insb(void *portp, void *addr, unsigned long count)
{
unsigned char *buf = (unsigned char *)addr;
while (count--)
*buf++ = _ne_inb(portp);
}
static inline void _ne_outb(unsigned char b, void *portp)
{
*(volatile unsigned char *)portp = b;
}
static inline void _ne_outw(unsigned short w, void *portp)
{
*(volatile unsigned short *)portp = cpu_to_le16(w);
}
unsigned char _inb(unsigned long port)
{
if (port >= LAN_IOSTART && port < LAN_IOEND)
return _ne_inb(PORT2ADDR_NE(port));
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
unsigned char b;
pcc_ioread_byte(0, port, &b, sizeof(b), 1, 0);
return b;
} else
#endif
return *(volatile unsigned char *)PORT2ADDR(port);
}
unsigned short _inw(unsigned long port)
{
if (port >= LAN_IOSTART && port < LAN_IOEND)
return _ne_inw(PORT2ADDR_NE(port));
#if defined(CONFIG_USB)
else if(port >= 0x340 && port < 0x3a0)
return *(volatile unsigned short *)PORT2ADDR_USB(port);
#endif
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
unsigned short w;
pcc_ioread_word(0, port, &w, sizeof(w), 1, 0);
return w;
} else
#endif
return *(volatile unsigned short *)PORT2ADDR(port);
}
unsigned long _inl(unsigned long port)
{
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
unsigned long l;
pcc_ioread_word(0, port, &l, sizeof(l), 1, 0);
return l;
} else
#endif
return *(volatile unsigned long *)PORT2ADDR(port);
}
unsigned char _inb_p(unsigned long port)
{
unsigned char v = _inb(port);
delay();
return (v);
}
unsigned short _inw_p(unsigned long port)
{
unsigned short v = _inw(port);
delay();
return (v);
}
unsigned long _inl_p(unsigned long port)
{
unsigned long v = _inl(port);
delay();
return (v);
}
void _outb(unsigned char b, unsigned long port)
{
if (port >= LAN_IOSTART && port < LAN_IOEND)
_ne_outb(b, PORT2ADDR_NE(port));
else
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
pcc_iowrite_byte(0, port, &b, sizeof(b), 1, 0);
} else
#endif
*(volatile unsigned char *)PORT2ADDR(port) = b;
}
void _outw(unsigned short w, unsigned long port)
{
if (port >= LAN_IOSTART && port < LAN_IOEND)
_ne_outw(w, PORT2ADDR_NE(port));
else
#if defined(CONFIG_USB)
if(port >= 0x340 && port < 0x3a0)
*(volatile unsigned short *)PORT2ADDR_USB(port) = w;
else
#endif
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
pcc_iowrite_word(0, port, &w, sizeof(w), 1, 0);
} else
#endif
*(volatile unsigned short *)PORT2ADDR(port) = w;
}
void _outl(unsigned long l, unsigned long port)
{
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
pcc_iowrite_word(0, port, &l, sizeof(l), 1, 0);
} else
#endif
*(volatile unsigned long *)PORT2ADDR(port) = l;
}
void _outb_p(unsigned char b, unsigned long port)
{
_outb(b, port);
delay();
}
void _outw_p(unsigned short w, unsigned long port)
{
_outw(w, port);
delay();
}
void _outl_p(unsigned long l, unsigned long port)
{
_outl(l, port);
delay();
}
void _insb(unsigned int port, void *addr, unsigned long count)
{
if (port >= LAN_IOSTART && port < LAN_IOEND)
_ne_insb(PORT2ADDR_NE(port), addr, count);
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
pcc_ioread_byte(0, port, (void *)addr, sizeof(unsigned char),
count, 1);
}
#endif
else {
unsigned char *buf = addr;
unsigned char *portp = PORT2ADDR(port);
while (count--)
*buf++ = *(volatile unsigned char *)portp;
}
}
void _insw(unsigned int port, void *addr, unsigned long count)
{
unsigned short *buf = addr;
unsigned short *portp;
if (port >= LAN_IOSTART && port < LAN_IOEND) {
/*
* This portion is only used by smc91111.c to read data
* from the DATA_REG. Do not swap the data.
*/
portp = PORT2ADDR_NE(port);
while (count--)
*buf++ = *(volatile unsigned short *)portp;
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
} else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
pcc_ioread_word(9, port, (void *)addr, sizeof(unsigned short),
count, 1);
#endif
} else {
portp = PORT2ADDR(port);
while (count--)
*buf++ = *(volatile unsigned short *)portp;
}
}
void _insl(unsigned int port, void *addr, unsigned long count)
{
unsigned long *buf = addr;
unsigned long *portp;
portp = PORT2ADDR(port);
while (count--)
*buf++ = *(volatile unsigned long *)portp;
}
void _outsb(unsigned int port, const void *addr, unsigned long count)
{
const unsigned char *buf = addr;
unsigned char *portp;
if (port >= LAN_IOSTART && port < LAN_IOEND) {
portp = PORT2ADDR_NE(port);
while (count--)
_ne_outb(*buf++, portp);
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
} else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
pcc_iowrite_byte(0, port, (void *)addr, sizeof(unsigned char),
count, 1);
#endif
} else {
portp = PORT2ADDR(port);
while (count--)
*(volatile unsigned char *)portp = *buf++;
}
}
void _outsw(unsigned int port, const void *addr, unsigned long count)
{
const unsigned short *buf = addr;
unsigned short *portp;
if (port >= LAN_IOSTART && port < LAN_IOEND) {
/*
* This portion is only used by smc91111.c to write data
* into the DATA_REG. Do not swap the data.
*/
portp = PORT2ADDR_NE(port);
while (count--)
*(volatile unsigned short *)portp = *buf++;
#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
} else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
pcc_iowrite_word(9, port, (void *)addr, sizeof(unsigned short),
count, 1);
#endif
} else {
portp = PORT2ADDR(port);
while (count--)
*(volatile unsigned short *)portp = *buf++;
}
}
void _outsl(unsigned int port, const void *addr, unsigned long count)
{
const unsigned long *buf = addr;
unsigned char *portp;
portp = PORT2ADDR(port);
while (count--)
*(volatile unsigned long *)portp = *buf++;
}
|
