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#define LASAT_BMID_UNKNOWN 0xf 139#define LASAT_MAX_BMID_NAMES 9 /* no larger than 15! */ 140 141#define LASAT_HAS_EDHAC (1 << 0) 142#define LASAT_EDHAC_FAST (1 << 1) 143#define LASAT_HAS_EADI (1 << 2) 144#define LASAT_HAS_HIFN (1 << 3) 145#define LASAT_HAS_ISDN (1 << 4) 146#define LASAT_HAS_LEASEDLINE_IF (1 << 5) 147#define LASAT_HAS_HDC (1 << 6) 148 149#define LASAT_PRID_MASQUERADE2 0 150#define LASAT_PRID_MASQUERADEPRO 1 151#define LASAT_PRID_SAFEPIPE25 2 152#define LASAT_PRID_SAFEPIPE50 3 153#define LASAT_PRID_SAFEPIPE100 4 154#define LASAT_PRID_SAFEPIPE5000 5 155#define LASAT_PRID_SAFEPIPE7000 6 156#define LASAT_PRID_SAFEPIPE30 7 157#define LASAT_PRID_SAFEPIPE5100 8 158#define LASAT_PRID_SAFEPIPE7100 9 159 160#define LASAT_PRID_SAFEPIPE1110 10 161#define LASAT_PRID_SAFEPIPE3020 11 162#define LASAT_PRID_SAFEPIPE3030 12 163#define LASAT_PRID_SAFEPIPE5020 13 164#define LASAT_PRID_SAFEPIPE5030 14 165#define LASAT_PRID_SAFEPIPE1120 15 166#define LASAT_PRID_SAFEPIPE1130 16 167#define LASAT_PRID_SAFEPIPE6010 17 168#define LASAT_PRID_SAFEPIPE6110 18 169#define LASAT_PRID_SAFEPIPE6210 19 170#define LASAT_PRID_SAFEPIPE1020 20 171#define LASAT_PRID_SAFEPIPE1040 21 172#define LASAT_PRID_SAFEPIPE1060 22 173 174struct lasat_info { 175 unsigned int li_cpu_hz; 176 unsigned int li_bus_hz; 177 unsigned int li_bmid; 178 unsigned int li_memsize; 179 unsigned int li_flash_size; 180 unsigned int li_prid; 181 unsigned char li_bmstr[16]; 182 unsigned char li_namestr[32]; 183 unsigned char li_typestr[16]; 184 /* Info on the Flash layout */ 185 unsigned int li_flash_base; 186 unsigned long li_flashpart_base[LASAT_MTD_LAST]; 187 unsigned long li_flashpart_size[LASAT_MTD_LAST]; 188 struct lasat_eeprom_struct li_eeprom_info; 189 unsigned int li_eeprom_upgrade_version; 190 unsigned int li_debugaccess; 191}; 192 193extern struct lasat_info lasat_board_info; 194 195static inline unsigned long lasat_flash_partition_start(int partno) 196{ 197 if (partno < 0 || partno >= LASAT_MTD_LAST) 198 return 0; 199 200 return lasat_board_info.li_flashpart_base[partno]; 201} 202 203static inline unsigned long lasat_flash_partition_size(int partno) 204{ 205 if (partno < 0 || partno >= LASAT_MTD_LAST) 206 return 0; 207 208 return lasat_board_info.li_flashpart_size[partno]; 209} 210 211/* Called from setup() to initialize the global board_info struct */ 212extern int lasat_init_board_info(void); 213 214/* Write the modified EEPROM info struct */ 215extern void lasat_write_eeprom_info(void); 216 217#define N_MACHTYPES 2 218/* for calibration of delays */ 219 220/* the lasat_ndelay function is necessary because it is used at an 221 * early stage of the boot process where ndelay is not calibrated. 222 * It is used for the bit-banging rtc and eeprom drivers */ 223 224#include <linux/delay.h> 225#include <linux/smp.h> 226 227/* calculating with the slowest board with 100 MHz clock */ 228#define LASAT_100_DIVIDER 20 229/* All 200's run at 250 MHz clock */ 230#define LASAT_200_DIVIDER 8 231 232extern unsigned int lasat_ndelay_divider; 233 234static inline void lasat_ndelay(unsigned int ns) 235{ 236 __delay(ns / lasat_ndelay_divider); 237} 238 239#define IS_LASAT_200() (current_cpu_data.cputype == CPU_R5000) 240 241#endif /* !defined (_LANGUAGE_ASSEMBLY) */ 242 243#define LASAT_SERVICEMODE_MAGIC_1 0xdeadbeef 244#define LASAT_SERVICEMODE_MAGIC_2 0xfedeabba 245 246/* Lasat 100 boards */ 247#define LASAT_GT_BASE (KSEG1ADDR(0x14000000)) 248 249/* Lasat 200 boards */ 250#define Vrc5074_PHYS_BASE 0x1fa00000 251#define Vrc5074_BASE (KSEG1ADDR(Vrc5074_PHYS_BASE)) 252#define PCI_WINDOW1 0x1a000000 253 254#endif /* _LASAT_H */ 255