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1/*
2 * lasat.h
3 *
4 * Thomas Horsten <thh@lasat.com>
5 * Copyright (C) 2000 LASAT Networks A/S.
6 *
7 * This program is free software; you can distribute it and/or modify it
8 * under the terms of the GNU General Public License (Version 2) as
9 * published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
19 *
20 * Configuration for LASAT boards, loads the appropriate include files.
21 */
22#ifndef _LASAT_H
23#define _LASAT_H
24
25#ifndef _LANGUAGE_ASSEMBLY
26
27extern struct lasat_misc {
28 volatile u32 *reset_reg;
29 volatile u32 *flash_wp_reg;
30 u32 flash_wp_bit;
31} *lasat_misc;
32
33enum lasat_mtdparts {
34 LASAT_MTD_BOOTLOADER,
35 LASAT_MTD_SERVICE,
36 LASAT_MTD_NORMAL,
37 LASAT_MTD_CONFIG,
38 LASAT_MTD_FS,
39 LASAT_MTD_LAST
40};
41
42/*
43 * The format of the data record in the EEPROM.
44 * See Documentation/LASAT/eeprom.txt for a detailed description
45 * of the fields in this struct, and the LASAT Hardware Configuration
46 * field specification for a detailed description of the config
47 * field.
48 */
49#include <linux/types.h>
50
51#define LASAT_EEPROM_VERSION 7
52struct lasat_eeprom_struct {
53 unsigned int version;
54 unsigned int cfg[3];
55 unsigned char hwaddr[6];
56 unsigned char print_partno[12];
57 unsigned char term0;
58 unsigned char print_serial[14];
59 unsigned char term1;
60 unsigned char prod_partno[12];
61 unsigned char term2;
62 unsigned char prod_serial[14];
63 unsigned char term3;
64 unsigned char passwd_hash[16];
65 unsigned char pwdnull;
66 unsigned char vendid;
67 unsigned char ts_ref;
68 unsigned char ts_signoff;
69 unsigned char reserved[11];
70 unsigned char debugaccess;
71 unsigned short prid;
72 unsigned int serviceflag;
73 unsigned int ipaddr;
74 unsigned int netmask;
75 unsigned int crc32;
76};
77
78struct lasat_eeprom_struct_pre7 {
79 unsigned int version;
80 unsigned int flags[3];
81 unsigned char hwaddr0[6];
82 unsigned char hwaddr1[6];
83 unsigned char print_partno[9];
84 unsigned char term0;
85 unsigned char print_serial[14];
86 unsigned char term1;
87 unsigned char prod_partno[9];
88 unsigned char term2;
89 unsigned char prod_serial[14];
90 unsigned char term3;
91 unsigned char passwd_hash[24];
92 unsigned char pwdnull;
93 unsigned char vendor;
94 unsigned char ts_ref;
95 unsigned char ts_signoff;
96 unsigned char reserved[6];
97 unsigned int writecount;
98 unsigned int ipaddr;
99 unsigned int netmask;
100 unsigned int crc32;
101};
102
103/* Configuration descriptor encoding - see the doc for details */
104
105#define LASAT_W0_DSCTYPE(v) (((v)) & 0xf)
106#define LASAT_W0_BMID(v) (((v) >> 0x04) & 0xf)
107#define LASAT_W0_CPUTYPE(v) (((v) >> 0x08) & 0xf)
108#define LASAT_W0_BUSSPEED(v) (((v) >> 0x0c) & 0xf)
109#define LASAT_W0_CPUCLK(v) (((v) >> 0x10) & 0xf)
110#define LASAT_W0_SDRAMBANKSZ(v) (((v) >> 0x14) & 0xf)
111#define LASAT_W0_SDRAMBANKS(v) (((v) >> 0x18) & 0xf)
112#define LASAT_W0_L2CACHE(v) (((v) >> 0x1c) & 0xf)
113
114#define LASAT_W1_EDHAC(v) (((v)) & 0xf)
115#define LASAT_W1_HIFN(v) (((v) >> 0x04) & 0x1)
116#define LASAT_W1_ISDN(v) (((v) >> 0x05) & 0x1)
117#define LASAT_W1_IDE(v) (((v) >> 0x06) & 0x1)
118#define LASAT_W1_HDLC(v) (((v) >> 0x07) & 0x1)
119#define LASAT_W1_USVERSION(v) (((v) >> 0x08) & 0x1)
120#define LASAT_W1_4MACS(v) (((v) >> 0x09) & 0x1)
121#define LASAT_W1_EXTSERIAL(v) (((v) >> 0x0a) & 0x1)
122#define LASAT_W1_FLASHSIZE(v) (((v) >> 0x0c) & 0xf)
123#define LASAT_W1_PCISLOTS(v) (((v) >> 0x10) & 0xf)
124#define LASAT_W1_PCI1OPT(v) (((v) >> 0x14) & 0xf)
125#define LASAT_W1_PCI2OPT(v) (((v) >> 0x18) & 0xf)
126#define LASAT_W1_PCI3OPT(v) (((v) >> 0x1c) & 0xf)
127
128/* Routines specific to LASAT boards */
129
130#define LASAT_BMID_MASQUERADE2 0
131#define LASAT_BMID_MASQUERADEPRO 1
132#define LASAT_BMID_SAFEPIPE25 2
133#define LASAT_BMID_SAFEPIPE50 3
134#define LASAT_BMID_SAFEPIPE100 4
135#define LASAT_BMID_SAFEPIPE5000 5
136#define LASAT_BMID_SAFEPIPE7000 6
137#define LASAT_BMID_SAFEPIPE1000 7
138#if 0
139#define LASAT_BMID_SAFEPIPE30 7
140#define LASAT_BMID_SAFEPIPE5100 8
141#define LASAT_BMID_SAFEPIPE7100 9
142#endif
143#define LASAT_BMID_UNKNOWN 0xf
144#define LASAT_MAX_BMID_NAMES 9 /* no larger than 15! */
145
146#define LASAT_HAS_EDHAC (1 << 0)
147#define LASAT_EDHAC_FAST (1 << 1)
148#define LASAT_HAS_EADI (1 << 2)
149#define LASAT_HAS_HIFN (1 << 3)
150#define LASAT_HAS_ISDN (1 << 4)
151#define LASAT_HAS_LEASEDLINE_IF (1 << 5)
152#define LASAT_HAS_HDC (1 << 6)
153
154#define LASAT_PRID_MASQUERADE2 0
155#define LASAT_PRID_MASQUERADEPRO 1
156#define LASAT_PRID_SAFEPIPE25 2
157#define LASAT_PRID_SAFEPIPE50 3
158#define LASAT_PRID_SAFEPIPE100 4
159#define LASAT_PRID_SAFEPIPE5000 5
160#define LASAT_PRID_SAFEPIPE7000 6
161#define LASAT_PRID_SAFEPIPE30 7
162#define LASAT_PRID_SAFEPIPE5100 8
163#define LASAT_PRID_SAFEPIPE7100 9
164
165#define LASAT_PRID_SAFEPIPE1110 10
166#define LASAT_PRID_SAFEPIPE3020 11
167#define LASAT_PRID_SAFEPIPE3030 12
168#define LASAT_PRID_SAFEPIPE5020 13
169#define LASAT_PRID_SAFEPIPE5030 14
170#define LASAT_PRID_SAFEPIPE1120 15
171#define LASAT_PRID_SAFEPIPE1130 16
172#define LASAT_PRID_SAFEPIPE6010 17
173#define LASAT_PRID_SAFEPIPE6110 18
174#define LASAT_PRID_SAFEPIPE6210 19
175#define LASAT_PRID_SAFEPIPE1020 20
176#define LASAT_PRID_SAFEPIPE1040 21
177#define LASAT_PRID_SAFEPIPE1060 22
178
179struct lasat_info {
180 unsigned int li_cpu_hz;
181 unsigned int li_bus_hz;
182 unsigned int li_bmid;
183 unsigned int li_memsize;
184 unsigned int li_flash_size;
185 unsigned int li_prid;
186 unsigned char li_bmstr[16];
187 unsigned char li_namestr[32];
188 unsigned char li_typestr[16];
189 /* Info on the Flash layout */
190 unsigned int li_flash_base;
191 unsigned long li_flashpart_base[LASAT_MTD_LAST];
192 unsigned long li_flashpart_size[LASAT_MTD_LAST];
193 struct lasat_eeprom_struct li_eeprom_info;
194 unsigned int li_eeprom_upgrade_version;
195 unsigned int li_debugaccess;
196};
197
198extern struct lasat_info lasat_board_info;
199
200static inline unsigned long lasat_flash_partition_start(int partno)
201{
202 if (partno < 0 || partno >= LASAT_MTD_LAST)
203 return 0;
204
205 return lasat_board_info.li_flashpart_base[partno];
206}
207
208static inline unsigned long lasat_flash_partition_size(int partno)
209{
210 if (partno < 0 || partno >= LASAT_MTD_LAST)
211 return 0;
212
213 return lasat_board_info.li_flashpart_size[partno];
214}
215
216/* Called from setup() to initialize the global board_info struct */
217extern int lasat_init_board_info(void);
218
219/* Write the modified EEPROM info struct */
220extern void lasat_write_eeprom_info(void);
221
222#define N_MACHTYPES 2
223/* for calibration of delays */
224
225/* the lasat_ndelay function is necessary because it is used at an
226 * early stage of the boot process where ndelay is not calibrated.
227 * It is used for the bit-banging rtc and eeprom drivers */
228
229#include <linux/delay.h>
230#include <linux/smp.h>
231
232/* calculating with the slowest board with 100 MHz clock */
233#define LASAT_100_DIVIDER 20
234/* All 200's run at 250 MHz clock */
235#define LASAT_200_DIVIDER 8
236
237extern unsigned int lasat_ndelay_divider;
238
239static inline void lasat_ndelay(unsigned int ns)
240{
241 __delay(ns / lasat_ndelay_divider);
242}
243
244#define IS_LASAT_200() (current_cpu_data.cputype == CPU_R5000)
245
246#endif /* !defined (_LANGUAGE_ASSEMBLY) */
247
248#define LASAT_SERVICEMODE_MAGIC_1 0xdeadbeef
249#define LASAT_SERVICEMODE_MAGIC_2 0xfedeabba
250
251/* Lasat 100 boards */
252#define LASAT_GT_BASE (KSEG1ADDR(0x14000000))
253
254/* Lasat 200 boards */
255#define Vrc5074_PHYS_BASE 0x1fa00000
256#define Vrc5074_BASE (KSEG1ADDR(Vrc5074_PHYS_BASE))
257#define PCI_WINDOW1 0x1a000000
258
259#endif /* _LASAT_H */