/* $NetBSD: if_nireg.h,v 1.6 2005/12/11 12:21:15 christos Exp $ */ /* * Copyright (c) 1988 Regents of the University of California. * All rights reserved. * * This code is derived from software contributed to Berkeley by * Chris Torek. * * 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. Neither the name of the University 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 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 REGENTS 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. * * @(#)nireg.h 7.3 (Berkeley) 6/28/90 */ /* * Registers for the DEBNA and DEBNK Ethernet interfaces * (DEC calls these Network Interfaces, hence nireg.h) */ /* * this seems to be intended to be more general, but I have no details, * so it goes here for now * * BI Vax Port (BVP) stuff first: */ #ifdef notdef struct bvpregs { u_long p_pcr; /* port control register */ u_long p_psr; /* port status register */ u_long p_per; /* port error register */ u_long p_pdr; /* port data register */ }; /* * BI node space registers */ struct ni_regs { struct biiregs ni_bi; /* BIIC registers, except GPRs */ struct bvpregs ni_tkp; /* tk50 port control via BIIC GPRs */ u_long ni_xxx[64]; /* unused */ u_long ni_rxcd; /* receive console data */ struct bvpregs ni_nip; /* NI port control via BCI3 GPRs */ u_long ni_pudr; /* power-up diagnostic register */ }; #endif #define NI_PCR 0x204 #define NI_PSR 0x208 #define NI_PER 0x20c #define NI_PDR 0x210 #define NI_PUDR 0x204 /* bits in PCR */ #define PCR_OWN 0x80 #define PCR_MFREEQ 0x000 #define PCR_DFREEQ 0x100 #define PCR_RFREEQ 0x200 #define PCR_IFREEQ 0x300 #define PCR_CMDQ0 PCR_MFREEQ #define PCR_CMDQ1 PCR_DFREEQ #define PCR_CMDQ2 PCR_RFREEQ #define PCR_CMDQ3 PCR_IFREEQ #define PCR_RESTART 11 #define PCR_FREEQNE 7 #define PCR_CMDQNE 6 #define PCR_SHUTDOWN 4 #define PCR_ENABLE 2 #define PCR_INIT 1 /* bits in PSR */ #define PSR_OWN 0x80000000 #define PSR_STATE 0x00070000 #define PSR_STOPPED 0x00060000 #define PSR_ENABLED 0x00040000 #define PSR_INITED 0x00020000 #define PSR_UNDEF 0x00010000 #define PSR_RSQ 0x00000080 #define PSR_ERR 0x00000040 /* * The DEBNx uses a very weird (set of) structure(s) to communicate * with something as simple as an ethernet controller. This is not * very different to the way communication is done over CI with disks. */ /* Message packet */ struct ni_msg { u_int32_t nm_forw; u_int32_t nm_back; u_int32_t nm_pad1; u_int8_t nm_pad2; u_int8_t nm_status; u_int8_t nm_opcode; u_int8_t nm_pad3; u_int16_t nm_len; u_int8_t nm_opcode2; u_int8_t nm_status2; u_int32_t nm_pad4; u_int8_t nm_text[128]; }; /* Datagram packet */ struct ni_dg { u_int32_t nd_forw; u_int32_t nd_back; u_int32_t nd_pad1; u_int8_t nd_pad2; u_int8_t nd_status; u_int8_t nd_opcode; u_int8_t nd_pad3; u_int16_t nd_len; u_int16_t nd_status2; u_int32_t nd_cmdref; u_int32_t nd_ptdbidx; struct { u_int16_t _offset; u_int16_t _len; u_int16_t _index; u_int16_t _key; } bufs[NTXFRAGS]; }; #define NIDG_CHAIN 0x8000 /* NI parameter block */ struct ni_param { u_int8_t np_dpa[8]; u_int8_t np_apa[8]; u_int8_t np_lsa[8]; u_int8_t np_bvc[8]; u_int16_t np_curaddr; u_int16_t np_maxaddr; u_int16_t np_curptt; u_int16_t np_maxptt; u_int16_t np_curfq; u_int16_t np_maxfq; u_int32_t np_sid; u_int32_t np_mop; u_int32_t np_flags; u_int32_t np_rcto; u_int32_t np_xmto; }; #define NP_ECT 0x01 #define NP_PAD 0x02 #define NP_BOO 0x04 #define NP_CAR 0x08 #define NP_ILP 0x10 #define NP_ELP 0x20 #define NP_DCRC 0x40 #define NP_THRU 0x80 /* Protocol type definition block */ struct ni_ptdb { u_int16_t np_type; /* Protocol type */ u_int8_t np_fque; /* Free queue */ u_int8_t np_flags; /* See below */ u_int32_t np_index; /* protocol type index */ u_int16_t np_adrlen; /* # of multicast addresses */ u_int16_t np_802; /* for IEEE 802 packets */ u_int8_t np_mcast[16][8];/* Multicast (direct match) array */ }; #define PTDB_PROMISC 0x08 #define PTDB_802 0x10 #define PTDB_BDC 0x20 #define PTDB_UNKN 0x40 #define PTDB_AMC 0x80 /* Buffer descriptor */ struct ni_bbd { u_int16_t nb_status; /* Offset, valid etc */ u_int16_t nb_key; u_int32_t nb_len; /* Buffer length */ u_int32_t nb_pte; /* start (vax) PTE for this buffer */ u_int32_t nb_pad; }; #define NIBD_OFFSET 0x1ff #define NIBD_VALID 0x8000 /* Free Queue Block */ struct ni_fqb { u_int32_t nf_mlen; u_int32_t nf_mpad; u_int32_t nf_mforw; u_int32_t nf_mback; u_int32_t nf_dlen; u_int32_t nf_dpad; u_int32_t nf_dforw; u_int32_t nf_dback; u_int32_t nf_rlen; u_int32_t nf_rpad; u_int32_t nf_rforw; u_int32_t nf_rback; u_int32_t nf_ilen; u_int32_t nf_ipad; u_int32_t nf_iforw; u_int32_t nf_iback; }; /* DEBNx specific part of Generic VAX Port */ struct ni_pqb { u_int16_t np_veclvl; /* Interrupt vector + level */ u_int16_t np_node; /* Where to interrupt */ u_int32_t np_freeq; u_int32_t np_vfqb; /* Free queue block pointer */ u_int32_t np_pad1[39]; u_int32_t np_bvplvl; u_int32_t np_vpqb; /* Virtual address of Generic PQB */ u_int32_t np_vbdt; /* Virtual address of descriptors */ u_int32_t np_nbdr; /* Number of descriptors */ u_int32_t np_spt; /* System Page Table */ u_int32_t np_sptlen; /* System Page Table length */ u_int32_t np_gpt; /* Global Page Table */ u_int32_t np_gptlen; /* Global Page Table length */ u_int32_t np_mask; u_int32_t np_pad2[67]; }; /* "Generic VAX Port Control Block" whatever it means */ struct ni_gvppqb { u_int32_t nc_forw0; u_int32_t nc_back0; u_int32_t nc_forw1; u_int32_t nc_back1; u_int32_t nc_forw2; u_int32_t nc_back2; u_int32_t nc_forw3; u_int32_t nc_back3; u_int32_t nc_forwr; u_int32_t nc_backr; struct ni_pqb nc_pqb; /* DEBNx specific part of struct */ }; /* BVP opcodes, should be somewhere else */ #define BVP_DGRAM 1 #define BVP_MSG 2 #define BVP_DGRAMI 3 #define BVP_DGRAMRX 33 #define BVP_MSGRX 34 #define BVP_DGRAMIRX 35 /* NI-specific sub-opcodes */ #define NI_WSYSID 1 #define NI_RSYSID 2 #define NI_WPARAM 3 #define NI_RPARAM 4 #define NI_RCCNTR 5 #define NI_RDCNTR 6 #define NI_STPTDB 7 #define NI_CLPTDB 8 /* bits in ni_pudr */ #define PUDR_TAPE 0x40000000 /* tk50 & assoc logic ok */ #define PUDR_PATCH 0x20000000 /* patch logic ok */ #define PUDR_VRAM 0x10000000 /* DEBNx onboard RAM ok */ #define PUDR_VROM1 0x08000000 /* uVax ROM 1 ok */ /* ? */ #define PUDR_VROM2 0x04000000 /* uVax ROM 2 ok */ #define PUDR_VROM3 0x02000000 /* uVax ROM 3 ok */ #define PUDR_VROM4 0x01000000 /* uVax ROM 4 ok */ #define PUDR_UVAX 0x00800000 /* uVax passes self test */ #define PUDR_BI 0x00400000 /* BIIC and BCI3 chips ok */ #define PUDR_TMR 0x00200000 /* interval timer ok */ #define PUDR_IRQ 0x00100000 /* no IRQ lines stuck */ #define PUDR_NI 0x00080000 /* Ethernet ctlr ok */ #define PUDR_TK50 0x00040000 /* tk50 present */ #define PUDR_PRES 0x00001000 /* tk50 present (again?!) */ #define PUDR_UVINT 0x00000800 /* uVax-to-80186 intr logic ok */ #define PUDR_BUSHD 0x00000400 /* no bus hold errors */ #define PUDR_II32 0x00000200 /* II32 transceivers ok */ #define PUDR_MPSC 0x00000100 /* MPSC logic ok */ #define PUDR_GAP 0x00000080 /* gap-detect logic ok */ #define PUDR_MISC 0x00000040 /* misc. registers ok */ #define PUDR_UNEXP 0x00000020 /* unexpected interrupt trapped */ #define PUDR_80186 0x00000010 /* 80186 ok */ #define PUDR_PATCH2 0x00000008 /* patch logic ok (again) */ #define PUDR_8RAM 0x00000004 /* 80186 RAM ok */ #define PUDR_8ROM2 0x00000002 /* 80186 ROM1 ok */ #define PUDR_8ROM1 0x00000001 /* 80186 ROM2 ok */