aboutsummaryrefslogtreecommitdiffstats
path: root/arch/mips/include/asm/lasat/lasat.h
blob: caeba1e302a29c8b477348931e33be6284c009b2 (plain) (blame)
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
/*
 * lasat.h
 *
 * Thomas Horsten <thh@lasat.com>
 * Copyright (C) 2000 LASAT Networks A/S.
 *
 *  This program is free software; you can distribute it and/or modify it
 *  under the terms of the GNU General Public License (Version 2) as
 *  published by the Free Software Foundation.
 *
 *  This program is distributed in the hope it will be useful, but WITHOUT
 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 *  for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
 *
 * Configuration for LASAT boards, loads the appropriate include files.
 */
#ifndef _LASAT_H
#define _LASAT_H

#ifndef _LANGUAGE_ASSEMBLY

extern struct lasat_misc {
	volatile u32 *reset_reg;
	volatile u32 *flash_wp_reg;
	u32 flash_wp_bit;
} *lasat_misc;

enum lasat_mtdparts {
	LASAT_MTD_BOOTLOADER,
	LASAT_MTD_SERVICE,
	LASAT_MTD_NORMAL,
	LASAT_MTD_CONFIG,
	LASAT_MTD_FS,
	LASAT_MTD_LAST
};

/*
 * The format of the data record in the EEPROM.
 * See Documentation/LASAT/eeprom.txt for a detailed description
 * of the fields in this struct, and the LASAT Hardware Configuration
 * field specification for a detailed description of the config
 * field.
 */
#include <linux/types.h>

#define LASAT_EEPROM_VERSION 7
struct lasat_eeprom_struct {
	unsigned int  version;
	unsigned int  cfg[3];
	unsigned char hwaddr[6];
	unsigned char print_partno[12];
	unsigned char term0;
	unsigned char print_serial[14];
	unsigned char term1;
	unsigned char prod_partno[12];
	unsigned char term2;
	unsigned char prod_serial[14];
	unsigned char term3;
	unsigned char passwd_hash[16];
	unsigned char pwdnull;
	unsigned char vendid;
	unsigned char ts_ref;
	unsigned char ts_signoff;
	unsigned char reserved[11];
	unsigned char debugaccess;
	unsigned short prid;
	unsigned int  serviceflag;
	unsigned int  ipaddr;
	unsigned int  netmask;
	unsigned int  crc32;
};

struct lasat_eeprom_struct_pre7 {
	unsigned int  version;
	unsigned int  flags[3];
	unsigned char hwaddr0[6];
	unsigned char hwaddr1[6];
	unsigned char print_partno[9];
	unsigned char term0;
	unsigned char print_serial[14];
	unsigned char term1;
	unsigned char prod_partno[9];
	unsigned char term2;
	unsigned char prod_serial[14];
	unsigned char term3;
	unsigned char passwd_hash[24];
	unsigned char pwdnull;
	unsigned char vendor;
	unsigned char ts_ref;
	unsigned char ts_signoff;
	unsigned char reserved[6];
	unsigned int  writecount;
	unsigned int  ipaddr;
	unsigned int  netmask;
	unsigned int  crc32;
};

/* Configuration descriptor encoding - see the doc for details */

#define LASAT_W0_DSCTYPE(v)		(((v))         & 0xf)
#define LASAT_W0_BMID(v)		(((v) >> 0x04) & 0xf)
#define LASAT_W0_CPUTYPE(v)		(((v) >> 0x08) & 0xf)
#define LASAT_W0_BUSSPEED(v)		(((v) >> 0x0c) & 0xf)
#define LASAT_W0_CPUCLK(v)		(((v) >> 0x10) & 0xf)
#define LASAT_W0_SDRAMBANKSZ(v)		(((v) >> 0x14) & 0xf)
#define LASAT_W0_SDRAMBANKS(v)		(((v) >> 0x18) & 0xf)
#define LASAT_W0_L2CACHE(v)		(((v) >> 0x1c) & 0xf)

#define LASAT_W1_EDHAC(v)		(((v))         & 0xf)
#define LASAT_W1_HIFN(v)		(((v) >> 0x04) & 0x1)
#define LASAT_W1_ISDN(v)		(((v) >> 0x05) & 0x1)
#define LASAT_W1_IDE(v)			(((v) >> 0x06) & 0x1)
#define LASAT_W1_HDLC(v)		(((v) >> 0x07) & 0x1)
#define LASAT_W1_USVERSION(v)		(((v) >> 0x08) & 0x1)
#define LASAT_W1_4MACS(v)		(((v) >> 0x09) & 0x1)
#define LASAT_W1_EXTSERIAL(v)		(((v) >> 0x0a) & 0x1)
#define LASAT_W1_FLASHSIZE(v)		(((v) >> 0x0c) & 0xf)
#define LASAT_W1_PCISLOTS(v)		(((v) >> 0x10) & 0xf)
#define LASAT_W1_PCI1OPT(v)		(((v) >> 0x14) & 0xf)
#define LASAT_W1_PCI2OPT(v)		(((v) >> 0x18) & 0xf)
#define LASAT_W1_PCI3OPT(v)		(((v) >> 0x1c) & 0xf)

/* Routines specific to LASAT boards */

#define LASAT_BMID_MASQUERADE2		0
#define LASAT_BMID_MASQUERADEPRO	1
#define LASAT_BMID_SAFEPIPE25		2
#define LASAT_BMID_SAFEPIPE50		3
#define LASAT_BMID_SAFEPIPE100		4
#define LASAT_BMID_SAFEPIPE5000		5
#define LASAT_BMID_SAFEPIPE7000		6
#define LASAT_BMID_SAFEPIPE1000		7
#if 0
#define LASAT_BMID_SAFEPIPE30		7
#define LASAT_BMID_SAFEPIPE5100		8
#define LASAT_BMID_SAFEPIPE7100		9
#endif
#define LASAT_BMID_UNKNOWN		0xf
#define LASAT_MAX_BMID_NAMES		9   /* no larger than 15! */

#define LASAT_HAS_EDHAC			(1 << 0)
#define LASAT_EDHAC_FAST		(1 << 1)
#define LASAT_HAS_EADI			(1 << 2)
#define LASAT_HAS_HIFN			(1 << 3)
#define LASAT_HAS_ISDN			(1 << 4)
#define LASAT_HAS_LEASEDLINE_IF		(1 << 5)
#define LASAT_HAS_HDC			(1 << 6)

#define LASAT_PRID_MASQUERADE2		0
#define LASAT_PRID_MASQUERADEPRO	1
#define LASAT_PRID_SAFEPIPE25		2
#define LASAT_PRID_SAFEPIPE50		3
#define LASAT_PRID_SAFEPIPE100		4
#define LASAT_PRID_SAFEPIPE5000		5
#define LASAT_PRID_SAFEPIPE7000		6
#define LASAT_PRID_SAFEPIPE30		7
#define LASAT_PRID_SAFEPIPE5100		8
#define LASAT_PRID_SAFEPIPE7100		9

#define LASAT_PRID_SAFEPIPE1110		10
#define LASAT_PRID_SAFEPIPE3020		11
#define LASAT_PRID_SAFEPIPE3030		12
#define LASAT_PRID_SAFEPIPE5020		13
#define LASAT_PRID_SAFEPIPE5030		14
#define LASAT_PRID_SAFEPIPE1120		15
#define LASAT_PRID_SAFEPIPE1130		16
#define LASAT_PRID_SAFEPIPE6010		17
#define LASAT_PRID_SAFEPIPE6110		18
#define LASAT_PRID_SAFEPIPE6210		19
#define LASAT_PRID_SAFEPIPE1020		20
#define LASAT_PRID_SAFEPIPE1040		21
#define LASAT_PRID_SAFEPIPE1060		22

struct lasat_info {
	unsigned int  li_cpu_hz;
	unsigned int  li_bus_hz;
	unsigned int  li_bmid;
	unsigned int  li_memsize;
	unsigned int  li_flash_size;
	unsigned int  li_prid;
	unsigned char li_bmstr[16];
	unsigned char li_namestr[32];
	unsigned char li_typestr[16];
	/* Info on the Flash layout */
	unsigned int  li_flash_base;
	unsigned long li_flashpart_base[LASAT_MTD_LAST];
	unsigned long li_flashpart_size[LASAT_MTD_LAST];
	struct lasat_eeprom_struct li_eeprom_info;
	unsigned int  li_eeprom_upgrade_version;
	unsigned int  li_debugaccess;
};

extern struct lasat_info lasat_board_info;

static inline unsigned long lasat_flash_partition_start(int partno)
{
	if (partno < 0 || partno >= LASAT_MTD_LAST)
		return 0;

	return lasat_board_info.li_flashpart_base[partno];
}

static inline unsigned long lasat_flash_partition_size(int partno)
{
	if (partno < 0 || partno >= LASAT_MTD_LAST)
		return 0;

	return lasat_board_info.li_flashpart_size[partno];
}

/* Called from setup() to initialize the global board_info struct */
extern int lasat_init_board_info(void);

/* Write the modified EEPROM info struct */
extern void lasat_write_eeprom_info(void);

#define N_MACHTYPES		2
/* for calibration of delays */

/* the lasat_ndelay function is necessary because it is used at an
 * early stage of the boot process where ndelay is not calibrated.
 * It is used for the bit-banging rtc and eeprom drivers */

#include <linux/delay.h>

/* calculating with the slowest board with 100 MHz clock */
#define LASAT_100_DIVIDER 20
/* All 200's run at 250 MHz clock */
#define LASAT_200_DIVIDER 8

extern unsigned int lasat_ndelay_divider;

static inline void lasat_ndelay(unsigned int ns)
{
	__delay(ns / lasat_ndelay_divider);
}

#define IS_LASAT_200()     (current_cpu_data.cputype == CPU_R5000)

#endif /* !defined (_LANGUAGE_ASSEMBLY) */

#define LASAT_SERVICEMODE_MAGIC_1     0xdeadbeef
#define LASAT_SERVICEMODE_MAGIC_2     0xfedeabba

/* Lasat 100 boards */
#define LASAT_GT_BASE           (KSEG1ADDR(0x14000000))

/* Lasat 200 boards */
#define Vrc5074_PHYS_BASE       0x1fa00000
#define Vrc5074_BASE            (KSEG1ADDR(Vrc5074_PHYS_BASE))
#define PCI_WINDOW1             0x1a000000

#endif /* _LASAT_H */