cs89x0reg.h revision 1.2
1/* $NetBSD: cs89x0reg.h,v 1.2 2004/02/04 15:43:14 augustss Exp $ */ 2 3/* 4 * Copyright 1997 5 * Digital Equipment Corporation. All rights reserved. 6 * 7 * This software is furnished under license and may be used and 8 * copied only in accordance with the following terms and conditions. 9 * Subject to these conditions, you may download, copy, install, 10 * use, modify and distribute this software in source and/or binary 11 * form. No title or ownership is transferred hereby. 12 * 13 * 1) Any source code used, modified or distributed must reproduce 14 * and retain this copyright notice and list of conditions as 15 * they appear in the source file. 16 * 17 * 2) No right is granted to use any trade name, trademark, or logo of 18 * Digital Equipment Corporation. Neither the "Digital Equipment 19 * Corporation" name nor any trademark or logo of Digital Equipment 20 * Corporation may be used to endorse or promote products derived 21 * from this software without the prior written permission of 22 * Digital Equipment Corporation. 23 * 24 * 3) This software is provided "AS-IS" and any express or implied 25 * warranties, including but not limited to, any implied warranties 26 * of merchantability, fitness for a particular purpose, or 27 * non-infringement are disclaimed. In no event shall DIGITAL be 28 * liable for any damages whatsoever, and in particular, DIGITAL 29 * shall not be liable for special, indirect, consequential, or 30 * incidental damages or damages for lost profits, loss of 31 * revenue or loss of use, whether such damages arise in contract, 32 * negligence, tort, under statute, in equity, at law or otherwise, 33 * even if advised of the possibility of such damage. 34 */ 35 36/* 37**++ 38** FACILITY Crystal CS8900 Ethernet driver register description 39** 40** ABSTRACT 41** 42** This module provides CS8900 register definitions 43** 44** AUTHORS 45** 46** Peter Dettori SEA - Software Engineering. 47** 48** CREATION DATE: 49** 50** 13-Feb-1997. 51** 52** MODIFICATION HISTORY: 53** 54**-- 55*/ 56 57#ifndef _DEV_IC_CS89X0REG_H_ 58#define _DEV_IC_CS89X0REG_H_ 59 60/* 61 * The CS8900 has 8 2-byte registers in I/O space. 62 */ 63#define CS8900_IOSIZE 16 64 65/* 66 * The CS8900 has a 4k memory space. 67 */ 68#define CS8900_MEMSIZE 4096 69 70/* 71 * Size of the DMA area used for packet reception. 72 */ 73#if 0 74#define CS8900_DMASIZE (64*1024) 75#else 76#define CS8900_DMASIZE (16*1024) 77#endif 78 79/* 80 * Validate various parameters. 81 */ 82#define CS8900_MEMBASE_ISVALID(x) (((x) & (CS8900_MEMSIZE - 1)) == 0) 83#define CS8900_IRQ_ISVALID(x) ((x) == 5 || (x) == 10 || \ 84 (x) == 11 || (x) == 12) 85 86/* Chip Identification (PacketPage registers) */ 87 88#define EISA_NUM_CRYSTAL 0x630E 89#define PROD_ID_MASK 0xE000 90#define PROD_ID_CS8900 0x0000 91#define PROD_ID_CS8920 0x4000 92#define PROD_ID_CS8920M 0x6000 93#define PROD_REV_MASK 0x1F00 94 95 96/* IO Port Offsets */ 97 98#define PORT_RXTX_DATA 0x0000 99#define PORT_RXTX_DATA_1 0x0002 100#define PORT_TX_CMD 0x0004 101#define PORT_TX_LENGTH 0x0006 102#define PORT_ISQ 0x0008 103#define PORT_PKTPG_PTR 0x000A 104#define PORT_PKTPG_DATA 0x000C 105#define PORT_PKTPG_DATA_1 0x000E 106 107 108/* PacketPage Offsets */ 109 110#define PKTPG_EISA_NUM 0x0000 111#define PKTPG_PRODUCT_ID 0x0002 112#define PKTPG_IO_BASE 0x0020 113#define PKTPG_INT_NUM 0x0022 114#define PKTPG_DMA_CHANNEL 0x0024 115#define PKTPG_DMA_START_FRAME 0x0026 116#define PKTPG_DMA_FRAME_COUNT 0x0028 117#define PKTPG_DMA_BYTE_COUNT 0x002A 118#define PKTPG_MEM_BASE 0x002C 119#define PKTPG_EEPROM_CMD 0x0040 120#define PKTPG_EEPROM_DATA 0x0042 121#define PKTPG_FRAME_BYTE_COUNT 0x0050 122#define PKTPG_RX_CFG 0x0102 123#define PKTPG_RX_CTL 0x0104 124#define PKTPG_TX_CFG 0x0106 125#define PKTPG_BUF_CFG 0x010A 126#define PKTPG_LINE_CTL 0x0112 127#define PKTPG_SELF_CTL 0x0114 128#define PKTPG_BUS_CTL 0x0116 129#define PKTPG_TEST_CTL 0x0118 130#define PKTPG_AUTONEG_CTL 0x011C 131#define PKTPG_ISQ 0x0120 132#define PKTPG_RX_EVENT 0x0124 133#define PKTPG_TX_EVENT 0x0128 134#define PKTPG_BUF_EVENT 0x012C 135#define PKTPG_RX_MISS 0x0130 136#define PKTPG_TX_COL 0x0132 137#define PKTPG_LINE_ST 0x0134 138#define PKTPG_SELF_ST 0x0136 139#define PKTPG_BUS_ST 0x0138 140#define PKTPG_TDR 0x013c 141#define PKTPG_AUTONEG_ST 0x013e 142#define PKTPG_TX_CMD 0x0144 143#define PKTPG_TX_LENGTH 0x0146 144#define PKTPG_LOG_ADDR 0x0150 /* logical address filter hash tbl */ 145#define PKTPG_IND_ADDR 0x0158 146#define PKTPG_8920_INT_NUM 0x0370 147#define PKTPG_8920_DMA_CHANNEL 0x0374 148#define PKTPG_RX_STATUS 0x0400 149#define PKTPG_RX_LENGTH 0x0402 150#define PKTPG_RX_FRAME 0x0404 151#define PKTPG_TX_FRAME 0x0A00 152 153 154/* EEPROM Offsets */ 155 156#define EEPROM_MAC 0x0009 157#define EEPROM_IND_ADDR_H 0x001C 158#define EEPROM_IND_ADDR_M 0x001D 159#define EEPROM_IND_ADDR_L 0x001E 160#define EEPROM_ISA_CFG 0x001F 161#define EEPROM_MEM_BASE 0x0020 162#define EEPROM_XMIT_CTL 0x0023 163#define EEPROM_ADPTR_CFG 0x0024 164 165 166/* Register Numbers */ 167 168#define REG_NUM_MASK 0x003F 169#define REG_NUM_RX_EVENT 0x0004 170#define REG_NUM_TX_EVENT 0x0008 171#define REG_NUM_BUF_EVENT 0x000C 172#define REG_NUM_RX_MISS 0x0010 173#define REG_NUM_TX_COL 0x0012 174 175 176/* Self Control Register */ 177 178#define SELF_CTL_RESET 0x0040 179#define SELF_CTL_HC1E 0x2000 180#define SELF_CTL_HCB1 0x8000 181 182 183/* Self Status Register */ 184 185#define SELF_ST_INIT_DONE 0x0080 186#define SELF_ST_SI_BUSY 0x0100 187#define SELF_ST_EEP_PRES 0x0200 188#define SELF_ST_EEP_OK 0x0400 189#define SELF_ST_EL_PRES 0x0800 190 191 192/* EEPROM Command Register */ 193 194#define EEPROM_WRITE_DISABLE 0x0000 195#define EEPROM_WRITE_ENABLE 0x00F0 196#define EEPROM_CMD_WRITE 0x0100 197#define EEPROM_CMD_READ 0x0200 198#define EEPROM_CMD_ELSEL 0x0400 199 200 201/* Bus Control Register */ 202 203#define BUS_CTL_RESET_DMA 0x0040 204#define BUS_CTL_USE_SA 0x0200 205#define BUS_CTL_MEM_MODE 0x0400 206#define BUS_CTL_DMA_BURST 0x0800 207#define BUS_CTL_IOCHRDY 0x1000 208#define BUS_CTL_DMA_SIZE 0x2000 209#define BUS_CTL_INT_ENBL 0x8000 210 211 212/* Bus Status Register */ 213 214#define BUS_ST_TX_BID_ERR 0x0080 215#define BUS_ST_RDY4TXNOW 0x0100 216 217 218/* Line Control Register */ 219 220#define LINE_CTL_RX_ON 0x0040 221#define LINE_CTL_TX_ON 0x0080 222#define LINE_CTL_AUI_ONLY 0x0100 223#define LINE_CTL_10BASET 0x0000 224#define LINE_CTL_AUTO_SEL 0x0200 225 226 227/* Test Control Register */ 228 229#define TEST_CTL_DIS_LT 0x0080 230#define TEST_CTL_ENDEC_LP 0x0200 231#define TEST_CTL_AUI_LOOP 0x0400 232#define TEST_CTL_DIS_BKOFF 0x0800 233#define TEST_CTL_FDX 0x4000 234 235 236/* Receiver Configuration Register */ 237 238#define RX_CFG_SKIP 0x0040 239#define RX_CFG_RX_OK_IE 0x0100 240#define RX_CFG_RX_DMA_ONLY 0x0200 241#define RX_CFG_CRC_ERR_IE 0x1000 242#define RX_CFG_RUNT_IE 0x2000 243#define RX_CFG_X_DATA_IE 0x4000 244#define RX_CFG_ALL_IE 0x7100 245 246 247/* Receiver Event Register */ 248 249#define RX_EVENT_DRIBBLE 0x0080 250#define RX_EVENT_RX_OK 0x0100 251#define RX_EVENT_IND_ADDR 0x0400 252#define RX_EVENT_BCAST 0x0800 253#define RX_EVENT_CRC_ERR 0x1000 254#define RX_EVENT_RUNT 0x2000 255#define RX_EVENT_X_DATA 0x4000 256 257 258/* Receiver Control Register */ 259 260#define RX_CTL_INDHASH_A 0x0040 261#define RX_CTL_PROMISC_A 0x0080 262#define RX_CTL_RX_OK_A 0x0100 263#define RX_CTL_MCAST_A 0x0200 264#define RX_CTL_IND_A 0x0400 265#define RX_CTL_BCAST_A 0x0800 266#define RX_CTL_CRC_ERR_A 0x1000 267#define RX_CTL_RUNT_A 0x2000 268#define RX_CTL_X_DATA_A 0x4000 269 270 271/* Transmit Configuration Register */ 272 273#define TX_CFG_LOSS_CRS_IE 0x0040 274#define TX_CFG_SQE_ERR_IE 0x0080 275#define TX_CFG_TX_OK_IE 0x0100 276#define TX_CFG_OUT_WIN_IE 0x0200 277#define TX_CFG_JABBER_IE 0x0400 278#define TX_CFG_16_COLL_IE 0x8000 279#define TX_CFG_ALL_IE 0x8FC0 280 281 282 283/* Transmit Configuration Register */ 284 285#define TX_EVENT_LOSS_CRS 0x0040 286#define TX_EVENT_SQE_ERR 0x0080 287#define TX_EVENT_TX_OK 0x0100 288#define TX_EVENT_OUT_WIN 0x0200 289#define TX_EVENT_JABBER 0x0400 290#define TX_EVENT_COLL_MASK 0x7800 291#define TX_EVENT_16_COLL 0x8000 292 293 294/* Transmit Command Register */ 295 296#define TX_CMD_START_5 0x0000 297#define TX_CMD_START_381 0x0080 298#define TX_CMD_START_1021 0x0040 299#define TX_CMD_START_ALL 0x00C0 300#define TX_CMD_FORCE 0x0100 301#define TX_CMD_ONE_COLL 0x0200 302#define TX_CMD_NO_CRC 0x1000 303#define TX_CMD_NO_PAD 0x2000 304 305 306/* Buffer Configuration Register */ 307 308#define BUF_CFG_SW_INT 0x0040 309#define BUF_CFG_RX_DMA_IE 0x0080 310#define BUF_CFG_RDY4TX_IE 0x0100 311#define BUF_CFG_RX_MISS_IE 0x0400 312#define BUF_CFG_TX_UNDR_IE 0x0200 313#define BUF_CFG_RX_128_IE 0x0800 314#define BUF_CFG_TX_COL_OVER_IE 0x1000 315#define BUF_CFG_RX_MISS_OVER_IE 0x2000 316#define BUF_CFG_RX_DEST_IE 0x8000 317 318/* Buffer Event Register */ 319 320#define BUF_EVENT_SW_INT 0x0040 321#define BUF_EVENT_RX_DMA 0x0080 322#define BUF_EVENT_RDY4TX 0x0100 323#define BUF_EVENT_TX_UNDR 0x0200 324#define BUF_EVENT_RX_MISS 0x0400 325#define BUF_EVENT_RX_128 0x0800 326#define BUF_EVENT_RX_DEST 0x8000 327 328 329/* Autonegotiation Control Register */ 330 331#define AUTOCTL_NEG_NOW 0x0040 332#define AUTOCTL_ALLOW_FDX 0x0080 333#define AUTOCTL_NEG_ENABLE 0x0100 334#define AUTOCTL_NLP_ENABLE 0x0200 335#define AUTOCTL_FORCE_FDX 0x8000 336 337 338/* Autonegotiation Status Register */ 339 340#define AUTOST_NEG_BUSY 0x0080 341#define AUTOST_FLP_LINK 0x0100 342#define AUTOST_FLP_LINK_GOOD 0x0800 343#define AUTOST_LINK_FAULT 0x1000 344#define AUTOST_HDX_ACTIVE 0x4000 345#define AUTOST_FDX_ACTIVE 0x8000 346 347 348/* ISA Configuration from EEPROM */ 349 350#define ISA_CFG_IRQ_MASK 0x000F 351#define ISA_CFG_USE_SA 0x0080 352#define ISA_CFG_IOCHRDY 0x0100 353#define ISA_CFG_MEM_MODE 0x8000 354 355 356/* Memory Base from EEPROM */ 357 358#define MEM_BASE_MASK 0xFFF0 359 360 361/* Adpater Configuration from EEPROM */ 362 363#define ADPTR_CFG_MEDIA 0x0060 364#define ADPTR_CFG_10BASET 0x0020 365#define ADPTR_CFG_AUI 0x0040 366#define ADPTR_CFG_10BASE2 0x0060 367#define ADPTR_CFG_DCDC_POL 0x0080 368 369 370/* Transmission Control from EEPROM */ 371 372#define XMIT_CTL_FDX 0x8000 373 374 375/* Miscellaneous definitions */ 376 377#define MAXLOOP 0x8888 378#define RXBUFCOUNT 16 379#define MC_LOANED 5 380 381#endif /* _DEV_IC_CS89X0REG_H_ */ 382