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192.168.1.100 / T108 / e958203796650e3959a43708d67534bf36f4c83b / . / marvell / linux / arch / mips / include / asm / lasat / lasat.h
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b.liue9582032025-04-17 19:18:16 +0800[diff] [blame^]1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * lasat.h
4 *
5 * Thomas Horsten <thh@lasat.com>
6 * Copyright (C) 2000 LASAT Networks A/S.
7 *
8 * Configuration for LASAT boards, loads the appropriate include files.
9 */
10#ifndef _LASAT_H
11#define _LASAT_H
12
13#ifndef _LANGUAGE_ASSEMBLY
14
15extern struct lasat_misc {
16 volatile u32 *reset_reg;
17 volatile u32 *flash_wp_reg;
18 u32 flash_wp_bit;
19} *lasat_misc;
20
21enum lasat_mtdparts {
22 LASAT_MTD_BOOTLOADER,
23 LASAT_MTD_SERVICE,
24 LASAT_MTD_NORMAL,
25 LASAT_MTD_CONFIG,
26 LASAT_MTD_FS,
27 LASAT_MTD_LAST
28};
29
30/*
31 * The format of the data record in the EEPROM.
32 * See the LASAT Hardware Configuration field specification for a detailed
33 * description of the config field.
34 */
35#include <linux/types.h>
36
37#define LASAT_EEPROM_VERSION 7
38struct lasat_eeprom_struct {
39 unsigned int version;
40 unsigned int cfg[3];
41 unsigned char hwaddr[6];
42 unsigned char print_partno[12];
43 unsigned char term0;
44 unsigned char print_serial[14];
45 unsigned char term1;
46 unsigned char prod_partno[12];
47 unsigned char term2;
48 unsigned char prod_serial[14];
49 unsigned char term3;
50 unsigned char passwd_hash[16];
51 unsigned char pwdnull;
52 unsigned char vendid;
53 unsigned char ts_ref;
54 unsigned char ts_signoff;
55 unsigned char reserved[11];
56 unsigned char debugaccess;
57 unsigned short prid;
58 unsigned int serviceflag;
59 unsigned int ipaddr;
60 unsigned int netmask;
61 unsigned int crc32;
62};
63
64struct lasat_eeprom_struct_pre7 {
65 unsigned int version;
66 unsigned int flags[3];
67 unsigned char hwaddr0[6];
68 unsigned char hwaddr1[6];
69 unsigned char print_partno[9];
70 unsigned char term0;
71 unsigned char print_serial[14];
72 unsigned char term1;
73 unsigned char prod_partno[9];
74 unsigned char term2;
75 unsigned char prod_serial[14];
76 unsigned char term3;
77 unsigned char passwd_hash[24];
78 unsigned char pwdnull;
79 unsigned char vendor;
80 unsigned char ts_ref;
81 unsigned char ts_signoff;
82 unsigned char reserved[6];
83 unsigned int writecount;
84 unsigned int ipaddr;
85 unsigned int netmask;
86 unsigned int crc32;
87};
88
89/* Configuration descriptor encoding - see the doc for details */
90
91#define LASAT_W0_DSCTYPE(v) (((v)) & 0xf)
92#define LASAT_W0_BMID(v) (((v) >> 0x04) & 0xf)
93#define LASAT_W0_CPUTYPE(v) (((v) >> 0x08) & 0xf)
94#define LASAT_W0_BUSSPEED(v) (((v) >> 0x0c) & 0xf)
95#define LASAT_W0_CPUCLK(v) (((v) >> 0x10) & 0xf)
96#define LASAT_W0_SDRAMBANKSZ(v) (((v) >> 0x14) & 0xf)
97#define LASAT_W0_SDRAMBANKS(v) (((v) >> 0x18) & 0xf)
98#define LASAT_W0_L2CACHE(v) (((v) >> 0x1c) & 0xf)
99
100#define LASAT_W1_EDHAC(v) (((v)) & 0xf)
101#define LASAT_W1_HIFN(v) (((v) >> 0x04) & 0x1)
102#define LASAT_W1_ISDN(v) (((v) >> 0x05) & 0x1)
103#define LASAT_W1_IDE(v) (((v) >> 0x06) & 0x1)
104#define LASAT_W1_HDLC(v) (((v) >> 0x07) & 0x1)
105#define LASAT_W1_USVERSION(v) (((v) >> 0x08) & 0x1)
106#define LASAT_W1_4MACS(v) (((v) >> 0x09) & 0x1)
107#define LASAT_W1_EXTSERIAL(v) (((v) >> 0x0a) & 0x1)
108#define LASAT_W1_FLASHSIZE(v) (((v) >> 0x0c) & 0xf)
109#define LASAT_W1_PCISLOTS(v) (((v) >> 0x10) & 0xf)
110#define LASAT_W1_PCI1OPT(v) (((v) >> 0x14) & 0xf)
111#define LASAT_W1_PCI2OPT(v) (((v) >> 0x18) & 0xf)
112#define LASAT_W1_PCI3OPT(v) (((v) >> 0x1c) & 0xf)
113
114/* Routines specific to LASAT boards */
115
116#define LASAT_BMID_MASQUERADE2 0
117#define LASAT_BMID_MASQUERADEPRO 1
118#define LASAT_BMID_SAFEPIPE25 2
119#define LASAT_BMID_SAFEPIPE50 3
120#define LASAT_BMID_SAFEPIPE100 4
121#define LASAT_BMID_SAFEPIPE5000 5
122#define LASAT_BMID_SAFEPIPE7000 6
123#define LASAT_BMID_SAFEPIPE1000 7
124#if 0
125#define LASAT_BMID_SAFEPIPE30 7
126#define LASAT_BMID_SAFEPIPE5100 8
127#define LASAT_BMID_SAFEPIPE7100 9
128#endif
129#define LASAT_BMID_UNKNOWN 0xf
130#define LASAT_MAX_BMID_NAMES 9 /* no larger than 15! */
131
132#define LASAT_HAS_EDHAC (1 << 0)
133#define LASAT_EDHAC_FAST (1 << 1)
134#define LASAT_HAS_EADI (1 << 2)
135#define LASAT_HAS_HIFN (1 << 3)
136#define LASAT_HAS_ISDN (1 << 4)
137#define LASAT_HAS_LEASEDLINE_IF (1 << 5)
138#define LASAT_HAS_HDC (1 << 6)
139
140#define LASAT_PRID_MASQUERADE2 0
141#define LASAT_PRID_MASQUERADEPRO 1
142#define LASAT_PRID_SAFEPIPE25 2
143#define LASAT_PRID_SAFEPIPE50 3
144#define LASAT_PRID_SAFEPIPE100 4
145#define LASAT_PRID_SAFEPIPE5000 5
146#define LASAT_PRID_SAFEPIPE7000 6
147#define LASAT_PRID_SAFEPIPE30 7
148#define LASAT_PRID_SAFEPIPE5100 8
149#define LASAT_PRID_SAFEPIPE7100 9
150
151#define LASAT_PRID_SAFEPIPE1110 10
152#define LASAT_PRID_SAFEPIPE3020 11
153#define LASAT_PRID_SAFEPIPE3030 12
154#define LASAT_PRID_SAFEPIPE5020 13
155#define LASAT_PRID_SAFEPIPE5030 14
156#define LASAT_PRID_SAFEPIPE1120 15
157#define LASAT_PRID_SAFEPIPE1130 16
158#define LASAT_PRID_SAFEPIPE6010 17
159#define LASAT_PRID_SAFEPIPE6110 18
160#define LASAT_PRID_SAFEPIPE6210 19
161#define LASAT_PRID_SAFEPIPE1020 20
162#define LASAT_PRID_SAFEPIPE1040 21
163#define LASAT_PRID_SAFEPIPE1060 22
164
165struct lasat_info {
166 unsigned int li_cpu_hz;
167 unsigned int li_bus_hz;
168 unsigned int li_bmid;
169 unsigned int li_memsize;
170 unsigned int li_flash_size;
171 unsigned int li_prid;
172 unsigned char li_bmstr[16];
173 unsigned char li_namestr[32];
174 unsigned char li_typestr[16];
175 /* Info on the Flash layout */
176 unsigned int li_flash_base;
177 unsigned long li_flashpart_base[LASAT_MTD_LAST];
178 unsigned long li_flashpart_size[LASAT_MTD_LAST];
179 struct lasat_eeprom_struct li_eeprom_info;
180 unsigned int li_eeprom_upgrade_version;
181 unsigned int li_debugaccess;
182};
183
184extern struct lasat_info lasat_board_info;
185
186static inline unsigned long lasat_flash_partition_start(int partno)
187{
188 if (partno < 0 || partno >= LASAT_MTD_LAST)
189 return 0;
190
191 return lasat_board_info.li_flashpart_base[partno];
192}
193
194static inline unsigned long lasat_flash_partition_size(int partno)
195{
196 if (partno < 0 || partno >= LASAT_MTD_LAST)
197 return 0;
198
199 return lasat_board_info.li_flashpart_size[partno];
200}
201
202/* Called from setup() to initialize the global board_info struct */
203extern int lasat_init_board_info(void);
204
205/* Write the modified EEPROM info struct */
206extern void lasat_write_eeprom_info(void);
207
208#define N_MACHTYPES 2
209/* for calibration of delays */
210
211/* the lasat_ndelay function is necessary because it is used at an
212 * early stage of the boot process where ndelay is not calibrated.
213 * It is used for the bit-banging rtc and eeprom drivers */
214
215#include <linux/delay.h>
216#include <linux/smp.h>
217
218/* calculating with the slowest board with 100 MHz clock */
219#define LASAT_100_DIVIDER 20
220/* All 200's run at 250 MHz clock */
221#define LASAT_200_DIVIDER 8
222
223extern unsigned int lasat_ndelay_divider;
224
225static inline void lasat_ndelay(unsigned int ns)
226{
227 __delay(ns / lasat_ndelay_divider);
228}
229
230#define IS_LASAT_200() (current_cpu_data.cputype == CPU_R5000)
231
232#endif /* !defined (_LANGUAGE_ASSEMBLY) */
233
234#define LASAT_SERVICEMODE_MAGIC_1 0xdeadbeef
235#define LASAT_SERVICEMODE_MAGIC_2 0xfedeabba
236
237/* Lasat 100 boards */
238#define LASAT_GT_BASE (KSEG1ADDR(0x14000000))
239
240/* Lasat 200 boards */
241#define Vrc5074_PHYS_BASE 0x1fa00000
242#define Vrc5074_BASE (KSEG1ADDR(Vrc5074_PHYS_BASE))
243#define PCI_WINDOW1 0x1a000000
244
245#endif /* _LASAT_H */