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Diffstat (limited to 'bsps/shared/net/i82586reg.h')
| -rw-r--r-- | bsps/shared/net/i82586reg.h | 448 |
1 files changed, 0 insertions, 448 deletions
diff --git a/bsps/shared/net/i82586reg.h b/bsps/shared/net/i82586reg.h deleted file mode 100644 index e093aff68f..0000000000 --- a/bsps/shared/net/i82586reg.h +++ /dev/null @@ -1,448 +0,0 @@ -/* $NetBSD: i82586reg.h,v 1.7 1998/02/28 01:07:45 pk Exp $ */ - -/*- - * Copyright (c) 1998 The NetBSD Foundation, Inc. - * All rights reserved. - * - * This code is derived from software contributed to The NetBSD Foundation - * by Paul Kranenburg. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the NetBSD - * Foundation, Inc. and its contributors. - * 4. Neither the name of The NetBSD Foundation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS - * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED - * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/*- - * Copyright (c) 1992, University of Vermont and State Agricultural College. - * Copyright (c) 1992, Garrett A. Wollman. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * Vermont and State Agricultural College and Garrett A. Wollman. - * 4. Neither the name of the University nor the name of the author - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR AUTHOR BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -/* - * Intel 82586 Ethernet chip - * Register, bit, and structure definitions. - * - * Written by GAW with reference to the Clarkson Packet Driver code for this - * chip written by Russ Nelson and others. - */ - -/* - * NOTE, the structure definitions in here are for reference only. - * We use integer offsets exclusively to access the i82586 data structures. - */ - - -#if 0 -/* - * This is the master configuration block. - * It tells the hardware where all the rest of the stuff is. - */ -struct __ie_sys_conf_ptr { - u_int16_t mbz; /* must be zero */ - u_int8_t ie_bus_use; /* true if 8-bit only */ - u_int8_t mbz2[5]; /* must be zero */ - u_int32_t ie_iscp_ptr; /* 24-bit physaddr of ISCP */ -}; -#endif -#define IE_SCP_SZ 12 -#define IE_SCP_BUS_USE(base) ((base) + 2) -#define IE_SCP_ISCP(base) ((base) + 8) - -/* - * Note that this is wired in hardware; the SCP is always located here, no - * matter what. - */ -#define IE_SCP_ADDR 0xfffff4 - -#if 0 -/* - * The tells the hardware where all the rest of the stuff is, too. - * FIXME: some of these should be re-commented after we figure out their - * REAL function. - */ -struct __ie_int_sys_conf_ptr { - u_int8_t ie_busy; // zeroed after init - u_int8_t mbz; - u_int16_t ie_scb_offset; // 16-bit physaddr of next struct - caddr_t ie_base; // 24-bit physaddr for all 16-bit vars -}; -#endif -#define IE_ISCP_SZ 8 -#define IE_ISCP_BUSY(base) ((base) + 0) -#define IE_ISCP_SCB(base) ((base) + 2) -#define IE_ISCP_BASE(base) ((base) + 4) - -#if 0 -/* - * This FINALLY tells the hardware what to do and where to put it. - */ -struct __ie_sys_ctl_block { - u_int16_t ie_status; // status word - u_int16_t ie_command; // command word - u_int16_t ie_command_list; // 16-pointer to command block list - u_int16_t ie_recv_list; // 16-pointer to receive frame list - u_int16_t ie_err_crc; // CRC errors - u_int16_t ie_err_align; // Alignment errors - u_int16_t ie_err_resource; // Resource errors - u_int16_t ie_err_overrun; // Overrun errors -}; -#endif -#define IE_SCB_SZ 16 -#define IE_SCB_STATUS(base) ((base) + 0) -#define IE_SCB_CMD(base) ((base) + 2) -#define IE_SCB_CMDLST(base) ((base) + 4) -#define IE_SCB_RCVLST(base) ((base) + 6) -#define IE_SCB_ERRCRC(base) ((base) + 8) -#define IE_SCB_ERRALN(base) ((base) + 10) -#define IE_SCB_ERRRES(base) ((base) + 12) -#define IE_SCB_ERROVR(base) ((base) + 14) - -/* Command values */ -#define IE_RUC_MASK 0x0070 /* mask for RU command */ -#define IE_RUC_NOP 0 /* for completeness */ -#define IE_RUC_START 0x0010 /* start receive unit command */ -#define IE_RUC_RESUME 0x0020 /* resume a suspended receiver command */ -#define IE_RUC_SUSPEND 0x0030 /* suspend receiver command */ -#define IE_RUC_ABORT 0x0040 /* abort current receive operation */ - -#define IE_CUC_MASK 0x0700 /* mask for CU command */ -#define IE_CUC_NOP 0 /* included for completeness */ -#define IE_CUC_START 0x0100 /* do-command command */ -#define IE_CUC_RESUME 0x0200 /* resume a suspended cmd list */ -#define IE_CUC_SUSPEND 0x0300 /* suspend current command */ -#define IE_CUC_ABORT 0x0400 /* abort current command */ - -#define IE_ACK_COMMAND 0xf000 /* mask for ACK command */ -#define IE_ACK_CX 0x8000 /* ack IE_ST_CX */ -#define IE_ACK_FR 0x4000 /* ack IE_ST_FR */ -#define IE_ACK_CNA 0x2000 /* ack IE_ST_CNA */ -#define IE_ACK_RNR 0x1000 /* ack IE_ST_RNR */ - -#define IE_ACTION_COMMAND(x) (((x) & IE_CUC_MASK) == IE_CUC_START) - /* is this command an action command? */ - -/* Status values */ -#define IE_ST_WHENCE 0xf000 /* mask for cause of interrupt */ -#define IE_ST_CX 0x8000 /* command with I bit completed */ -#define IE_ST_FR 0x4000 /* frame received */ -#define IE_ST_CNA 0x2000 /* all commands completed */ -#define IE_ST_RNR 0x1000 /* receive not ready */ - -#define IE_CUS_MASK 0x0700 /* mask for command unit status */ -#define IE_CUS_ACTIVE 0x0200 /* command unit is active */ -#define IE_CUS_SUSPEND 0x0100 /* command unit is suspended */ - -#define IE_RUS_MASK 0x0070 /* mask for receiver unit status */ -#define IE_RUS_SUSPEND 0x0010 /* receiver is suspended */ -#define IE_RUS_NOSPACE 0x0020 /* receiver has no resources */ -#define IE_RUS_READY 0x0040 /* receiver is ready */ - -#if 0 -/* - * This is filled in partially by the chip, partially by us. - */ -struct __ie_recv_frame_desc { - u_int16_t ie_fd_status; // status for this frame - u_int16_t ie_fd_last; // end of frame list flag - u_int16_t ie_fd_next; // 16-pointer to next RFD - u_int16_t ie_fd_buf_desc; // 16-pointer to list of buffer descs - struct __ie_en_addr dest; // destination ether - struct __ie_en_addr src; // source ether - u_int16_t ie_length; // 802 length/Ether type - u_short mbz; // must be zero -}; -#endif -#define IE_RFRAME_SZ 24 -#define IE_RFRAME_ADDR(base,i) ((base) + (i) * IE_RFRAME_SZ) -#define IE_RFRAME_STATUS(b,i) (IE_RFRAME_ADDR(b,i) + 0) -#define IE_RFRAME_LAST(b,i) (IE_RFRAME_ADDR(b,i) + 2) -#define IE_RFRAME_NEXT(b,i) (IE_RFRAME_ADDR(b,i) + 4) -#define IE_RFRAME_BUFDESC(b,i) (IE_RFRAME_ADDR(b,i) + 6) -#define IE_RFRAME_EDST(b,i) (IE_RFRAME_ADDR(b,i) + 8) -#define IE_RFRAME_ESRC(b,i) (IE_RFRAME_ADDR(b,i) + 14) -#define IE_RFRAME_ELEN(b,i) (IE_RFRAME_ADDR(b,i) + 20) - -/* "last" bits */ -#define IE_FD_EOL 0x8000 /* last rfd in list */ -#define IE_FD_SUSP 0x4000 /* suspend RU after receipt */ - -/* status field bits */ -#define IE_FD_COMPLETE 0x8000 /* frame is complete */ -#define IE_FD_BUSY 0x4000 /* frame is busy */ -#define IE_FD_OK 0x2000 /* frame is ok */ -#define IE_FD_CRC 0x0800 /* CRC error */ -#define IE_FD_ALGN 0x0400 /* Alignment error */ -#define IE_FD_RNR 0x0200 /* receiver out of resources here */ -#define IE_FD_OVR 0x0100 /* DMA overrun */ -#define IE_FD_SHORT 0x0080 /* Short frame */ -#define IE_FD_NOEOF 0x0040 /* no EOF (?) */ -#define IE_FD_ERRMASK /* all error bits */ \ - (IE_FD_CRC|IE_FD_ALGN|IE_FD_RNR|IE_FD_OVR|IE_FD_SHORT|IE_FD_NOEOF) -#define IE_FD_STATUSBITS \ - "\20\20COMPLT\17BUSY\16OK\14CRC\13ALGN\12RNR\11OVR\10SHORT\7NOEOF" - -#if 0 -/* - * linked list of buffers... - */ -struct __ie_recv_buf_desc { - u_int16_t ie_rbd_status; // status for this buffer - u_int16_t ie_rbd_next; // 16-pointer to next RBD - caddr_t ie_rbd_buffer; // 24-pointer to buffer for this RBD - u_int16_t ie_rbd_length; // length of the buffer - u_int16_t mbz; // must be zero -}; -#endif -#define IE_RBD_SZ 12 -#define IE_RBD_ADDR(base,i) ((base) + (i) * IE_RBD_SZ) -#define IE_RBD_STATUS(b,i) (IE_RBD_ADDR(b,i) + 0) -#define IE_RBD_NEXT(b,i) (IE_RBD_ADDR(b,i) + 2) -#define IE_RBD_BUFADDR(b,i) (IE_RBD_ADDR(b,i) + 4) -#define IE_RBD_BUFLEN(b,i) (IE_RBD_ADDR(b,i) + 8) - -/* RBD status fields */ -#define IE_RBD_LAST 0x8000 /* last buffer */ -#define IE_RBD_USED 0x4000 /* this buffer has data */ -#define IE_RBD_CNTMASK 0x3fff /* byte count of buffer data */ - -/* RDB `End Of List' flag; encoded in `buffer length' field */ -#define IE_RBD_EOL 0x8000 /* last buffer */ - - -#if 0 -/* - * All commands share this in common. - */ -struct __ie_cmd_common { - u_int16_t ie_cmd_status; // status of this command - u_int16_t ie_cmd_cmd; // command word - u_int16_t ie_cmd_link; // link to next command -}; -#endif -#define IE_CMD_COMMON_SZ 6 -#define IE_CMD_COMMON_STATUS(base) ((base) + 0) -#define IE_CMD_COMMON_CMD(base) ((base) + 2) -#define IE_CMD_COMMON_LINK(base) ((base) + 4) - -#define IE_STAT_COMPL 0x8000 /* command is completed */ -#define IE_STAT_BUSY 0x4000 /* command is running now */ -#define IE_STAT_OK 0x2000 /* command completed successfully */ -#define IE_STAT_ABORT 0x1000 /* command was aborted */ - -#define IE_CMD_NOP 0x0000 /* NOP */ -#define IE_CMD_IASETUP 0x0001 /* initial address setup */ -#define IE_CMD_CONFIG 0x0002 /* configure command */ -#define IE_CMD_MCAST 0x0003 /* multicast setup command */ -#define IE_CMD_XMIT 0x0004 /* transmit command */ -#define IE_CMD_TDR 0x0005 /* time-domain reflectometer command */ -#define IE_CMD_DUMP 0x0006 /* dump command */ -#define IE_CMD_DIAGNOSE 0x0007 /* diagnostics command */ - -#define IE_CMD_LAST 0x8000 /* this is the last command in the list */ -#define IE_CMD_SUSPEND 0x4000 /* suspend CU after this command */ -#define IE_CMD_INTR 0x2000 /* post an interrupt after completion */ - -/* - * No-op commands; just like COMMON but "indexable" - */ -#define IE_CMD_NOP_SZ IE_CMD_COMMON_SZ -#define IE_CMD_NOP_ADDR(base,i) ((base) + (i) * IE_CMD_NOP_SZ) -#define IE_CMD_NOP_STATUS(b,i) (IE_CMD_NOP_ADDR(b,i) + 0) -#define IE_CMD_NOP_CMD(b,i) (IE_CMD_NOP_ADDR(b,i) + 2) -#define IE_CMD_NOP_LINK(b,i) (IE_CMD_NOP_ADDR(b,i) + 4) - - -#if 0 -/* - * This is the command to transmit a frame. - */ -struct __ie_xmit_cmd { - struct __ie_cmd_common com; // common part -#define __ie_xmit_status com.ie_cmd_status - - u_int16_t ie_xmit_desc; // pointer to buffer descriptor - struct __ie_en_addr ie_xmit_addr; // destination address - u_int16_t ie_xmit_length; // 802.3 length/Ether type field -}; -#endif -#define IE_CMD_XMIT_SZ (IE_CMD_COMMON_SZ + 10) -#define IE_CMD_XMIT_ADDR(base,i) ((base) + (i) * IE_CMD_XMIT_SZ) -#define IE_CMD_XMIT_STATUS(b,i) \ - (IE_CMD_XMIT_ADDR(b,i) + 0) /* == CMD_COMMON_STATUS */ -#define IE_CMD_XMIT_CMD(b,i) \ - (IE_CMD_XMIT_ADDR(b,i) + 2) /* == CMD_COMMON_CMD */ -#define IE_CMD_XMIT_LINK(b,i) \ - (IE_CMD_XMIT_ADDR(b,i) + 4) /* == CMD_COMMON_LINK */ -#define IE_CMD_XMIT_DESC(b,i) \ - (IE_CMD_XMIT_ADDR(b,i) + IE_CMD_COMMON_SZ + 0) -#define IE_CMD_XMIT_EADDR(b,i) \ - (IE_CMD_XMIT_ADDR(b,i) + IE_CMD_COMMON_SZ + 2) -#define IE_CMD_XMIT_LEN(b,i) \ - (IE_CMD_XMIT_ADDR(b,i) + IE_CMD_COMMON_SZ + 8) - -#define IE_XS_MAXCOLL 0x000f /* number of collisions during transmit */ -#define IE_XS_EXCMAX 0x0020 /* exceeded maximum number of collisions */ -#define IE_XS_SQE 0x0040 /* SQE positive */ -#define IE_XS_DEFERRED 0x0080 /* transmission deferred */ -#define IE_XS_UNDERRUN 0x0100 /* DMA underrun */ -#define IE_XS_LOSTCTS 0x0200 /* Lost CTS */ -#define IE_XS_NOCARRIER 0x0400 /* No Carrier */ -#define IE_XS_LATECOLL 0x0800 /* Late collision */ - -#if 0 -/* - * This is a buffer descriptor for a frame to be transmitted. - */ -struct __ie_xmit_buf { - u_int16_t ie_xmit_flags; // see below - u_int16_t ie_xmit_next; // 16-pointer to next desc - caddr_t ie_xmit_buf; // 24-pointer to the actual buffer -}; -#endif -#define IE_XBD_SZ 8 -#define IE_XBD_ADDR(base,i) ((base) + (i) * IE_XBD_SZ) -#define IE_XBD_FLAGS(b,i) (IE_XBD_ADDR(b,i) + 0) -#define IE_XBD_NEXT(b,i) (IE_XBD_ADDR(b,i) + 2) -#define IE_XBD_BUF(b,i) (IE_XBD_ADDR(b,i) + 4) - -#define IE_TBD_EOL 0x8000 /* this TBD is the last one */ -#define IE_TBD_CNTMASK 0x3fff /* The rest of the `flags' word - is actually the length. */ - - -#if 0 -/* - * Multicast setup command. - */ -struct __ie_mcast_cmd { - struct __ie_cmd_common com; // common part -#define ie_mcast_status com.ie_cmd_status - - // size (in bytes) of multicast addresses - u_short ie_mcast_bytes; - struct __ie_en_addr ie_mcast_addrs[IE_MAXMCAST + 1];// space for them -}; -#endif -#define IE_CMD_MCAST_SZ (IE_CMD_COMMON_SZ + 2 /* + XXX */) -#define IE_CMD_MCAST_BYTES(base) ((base) + IE_CMD_COMMON_SZ + 0) -#define IE_CMD_MCAST_MADDR(base) ((base) + IE_CMD_COMMON_SZ + 2) - -#if 0 -/* - * Time Domain Reflectometer command. - */ -struct __ie_tdr_cmd { - struct __ie_cmd_common com; // common part -#define ie_tdr_status com.ie_cmd_status - u_short ie_tdr_time; // error bits and time -}; -#endif -#define IE_CMD_TDR_SZ (IE_CMD_COMMON_SZ + 2) -#define IE_CMD_TDR_TIME(base) ((base) + IE_CMD_COMMON_SZ + 0) - -#define IE_TDR_SUCCESS 0x8000 /* TDR succeeded without error */ -#define IE_TDR_XCVR 0x4000 /* detected a transceiver problem */ -#define IE_TDR_OPEN 0x2000 /* detected an incorrect termination ("open") */ -#define IE_TDR_SHORT 0x1000 /* TDR detected a short circuit */ -#define IE_TDR_TIME 0x07ff /* mask for reflection time */ - -#if 0 -/* - * Initial Address Setup command - */ -struct __ie_iasetup_cmd { - struct __ie_cmd_common com; -#define ie_iasetup_status com.ie_cmd_status - struct __ie_en_addr ie_address; -}; -#endif -#define IE_CMD_IAS_SZ (IE_CMD_COMMON_SZ + 6) -#define IE_CMD_IAS_EADDR(base) ((base) + IE_CMD_COMMON_SZ + 0) - -#if 0 -/* - * Configuration command - */ -struct __ie_config_cmd { - struct __ie_cmd_common com; // common part -#define ie_config_status com.ie_cmd_status - - u_int8_t ie_config_count; // byte count (0x0c) - u_int8_t ie_fifo; // fifo (8) - u_int8_t ie_save_bad; // save bad frames (0x40) - u_int8_t ie_addr_len; // address length (0x2e) (AL-LOC == 1) - u_int8_t ie_priority; // priority and backoff (0x0) - u_int8_t ie_ifs; // inter-frame spacing (0x60) - u_int8_t ie_slot_low; // slot time, LSB (0x0) - u_int8_t ie_slot_high; // slot time, MSN, and retries (0xf2) - u_int8_t ie_promisc; // 1 if promiscuous, else 0 - u_int8_t ie_crs_cdt; // CSMA/CD parameters (0x0) - u_int8_t ie_min_len; // min frame length (0x40) - u_int8_t ie_junk; // stuff for 82596 (0xff) -}; -#endif -#define IE_CMD_CFG_SZ (IE_CMD_COMMON_SZ + 12) -#define IE_CMD_CFG_CNT(base) ((base) + IE_CMD_COMMON_SZ + 0) -#define IE_CMD_CFG_FIFO(base) ((base) + IE_CMD_COMMON_SZ + 1) -#define IE_CMD_CFG_SAVEBAD(base) ((base) + IE_CMD_COMMON_SZ + 2) -#define IE_CMD_CFG_ADDRLEN(base) ((base) + IE_CMD_COMMON_SZ + 3) -#define IE_CMD_CFG_PRIORITY(base) ((base) + IE_CMD_COMMON_SZ + 4) -#define IE_CMD_CFG_IFS(base) ((base) + IE_CMD_COMMON_SZ + 5) -#define IE_CMD_CFG_SLOT_LOW(base) ((base) + IE_CMD_COMMON_SZ + 6) -#define IE_CMD_CFG_SLOT_HIGH(base) ((base) + IE_CMD_COMMON_SZ + 7) -#define IE_CMD_CFG_PROMISC(base) ((base) + IE_CMD_COMMON_SZ + 8) -#define IE_CMD_CFG_CRSCDT(base) ((base) + IE_CMD_COMMON_SZ + 9) -#define IE_CMD_CFG_MINLEN(base) ((base) + IE_CMD_COMMON_SZ + 10) -#define IE_CMD_CFG_JUNK(base) ((base) + IE_CMD_COMMON_SZ + 11) |