diff options
Diffstat (limited to 'drivers/net/fddi/skfp/h/supern_2.h')
| -rw-r--r-- | drivers/net/fddi/skfp/h/supern_2.h | 1059 |
1 files changed, 1059 insertions, 0 deletions
diff --git a/drivers/net/fddi/skfp/h/supern_2.h b/drivers/net/fddi/skfp/h/supern_2.h new file mode 100644 index 00000000000..0b73690280f --- /dev/null +++ b/drivers/net/fddi/skfp/h/supern_2.h @@ -0,0 +1,1059 @@ +/****************************************************************************** + * + * (C)Copyright 1998,1999 SysKonnect, + * a business unit of Schneider & Koch & Co. Datensysteme GmbH. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * The information in this file is provided "AS IS" without warranty. + * + ******************************************************************************/ + +/* + defines for AMD Supernet II chip set + the chips are referred to as + FPLUS Formac Plus + PLC Physical Layer + + added defines for AMD Supernet III chip set + added comments on differences between Supernet II and Supernet III + added defines for the Motorola ELM (MOT_ELM) +*/ + +#ifndef _SUPERNET_ +#define _SUPERNET_ + +/* + * Define Supernet 3 when used + */ +#ifdef PCI +#ifndef SUPERNET_3 +#define SUPERNET_3 +#endif +#define TAG +#endif + +#define MB 0xff +#define MW 0xffff +#define MD 0xffffffff + +/* + * FORMAC frame status (rx_msext) + */ +#define FS_EI (1<<2) +#define FS_AI (1<<1) +#define FS_CI (1<<0) + +#define FS_MSVALID (1<<15) /* end of queue */ +#define FS_MSRABT (1<<14) /* frame was aborted during reception*/ +#define FS_SSRCRTG (1<<12) /* if SA has set MSB (source-routing)*/ +#define FS_SEAC2 (FS_EI<<9) /* error indicator */ +#define FS_SEAC1 (FS_AI<<9) /* address indicator */ +#define FS_SEAC0 (FS_CI<<9) /* copy indicator */ +#define FS_SFRMERR (1<<8) /* error detected (CRC or length) */ +#define FS_SADRRG (1<<7) /* address recognized */ +#define FS_SFRMTY2 (1<<6) /* frame-class bit */ +#define FS_SFRMTY1 (1<<5) /* frame-type bit (impementor) */ +#define FS_SFRMTY0 (1<<4) /* frame-type bit (LLC) */ +#define FS_ERFBB1 (1<<1) /* byte offset (depends on LSB bit) */ +#define FS_ERFBB0 (1<<0) /* - " - */ + +/* + * status frame type + */ +#define FRM_SMT (0) /* asynchr. frames */ +#define FRM_LLCA (1) +#define FRM_IMPA (2) +#define FRM_MAC (4) /* synchr. frames */ +#define FRM_LLCS (5) +#define FRM_IMPS (6) + +/* + * bits in rx_descr.i (receive frame status word) + */ +#define RX_MSVALID ((long)1<<31) /* memory status valid */ +#define RX_MSRABT ((long)1<<30) /* memory status receive abort */ +#define RX_FS_E ((long)FS_SEAC2<<16) /* error indicator */ +#define RX_FS_A ((long)FS_SEAC1<<16) /* address indicator */ +#define RX_FS_C ((long)FS_SEAC0<<16) /* copy indicator */ +#define RX_FS_CRC ((long)FS_SFRMERR<<16)/* error detected */ +#define RX_FS_ADDRESS ((long)FS_SADRRG<<16) /* address recognized */ +#define RX_FS_MAC ((long)FS_SFRMTY2<<16)/* MAC frame */ +#define RX_FS_SMT ((long)0<<16) /* SMT frame */ +#define RX_FS_IMPL ((long)FS_SFRMTY1<<16)/* implementer frame */ +#define RX_FS_LLC ((long)FS_SFRMTY0<<16)/* LLC frame */ + +/* + * receive frame descriptor + */ +union rx_descr { + struct { +#ifdef LITTLE_ENDIAN + unsigned rx_length :16 ; /* frame length lower/upper byte */ + unsigned rx_erfbb :2 ; /* received frame byte boundary */ + unsigned rx_reserv2:2 ; /* reserved */ + unsigned rx_sfrmty :3 ; /* frame type bits */ + unsigned rx_sadrrg :1 ; /* DA == MA or broad-/multicast */ + unsigned rx_sfrmerr:1 ; /* received frame not valid */ + unsigned rx_seac0 :1 ; /* frame-copied C-indicator */ + unsigned rx_seac1 :1 ; /* address-match A-indicator */ + unsigned rx_seac2 :1 ; /* frame-error E-indicator */ + unsigned rx_ssrcrtg:1 ; /* == 1 SA has MSB set */ + unsigned rx_reserv1:1 ; /* reserved */ + unsigned rx_msrabt :1 ; /* memory status receive abort */ + unsigned rx_msvalid:1 ; /* memory status valid */ +#else + unsigned rx_msvalid:1 ; /* memory status valid */ + unsigned rx_msrabt :1 ; /* memory status receive abort */ + unsigned rx_reserv1:1 ; /* reserved */ + unsigned rx_ssrcrtg:1 ; /* == 1 SA has MSB set */ + unsigned rx_seac2 :1 ; /* frame-error E-indicator */ + unsigned rx_seac1 :1 ; /* address-match A-indicator */ + unsigned rx_seac0 :1 ; /* frame-copied C-indicator */ + unsigned rx_sfrmerr:1 ; /* received frame not valid */ + unsigned rx_sadrrg :1 ; /* DA == MA or broad-/multicast */ + unsigned rx_sfrmty :3 ; /* frame type bits */ + unsigned rx_erfbb :2 ; /* received frame byte boundary */ + unsigned rx_reserv2:2 ; /* reserved */ + unsigned rx_length :16 ; /* frame length lower/upper byte */ +#endif + } r ; + long i ; +} ; + +/* defines for Receive Frame Descriptor access */ +#define RD_S_ERFBB 0x00030000L /* received frame byte boundary */ +#define RD_S_RES2 0x000c0000L /* reserved */ +#define RD_S_SFRMTY 0x00700000L /* frame type bits */ +#define RD_S_SADRRG 0x00800000L /* DA == MA or broad-/multicast */ +#define RD_S_SFRMERR 0x01000000L /* received frame not valid */ +#define RD_S_SEAC 0x0e000000L /* frame status indicators */ +#define RD_S_SEAC0 0x02000000L /* frame-copied case-indicator */ +#define RD_S_SEAC1 0x04000000L /* address-match A-indicator */ +#define RD_S_SEAC2 0x08000000L /* frame-error E-indicator */ +#define RD_S_SSRCRTG 0x10000000L /* == 1 SA has MSB set */ +#define RD_S_RES1 0x20000000L /* reserved */ +#define RD_S_MSRABT 0x40000000L /* memory status receive abort */ +#define RD_S_MSVALID 0x80000000L /* memory status valid */ + +#define RD_STATUS 0xffff0000L +#define RD_LENGTH 0x0000ffffL + +/* defines for Receive Frames Status Word values */ +/*RD_S_SFRMTY*/ +#define RD_FRM_SMT (unsigned long)(0<<20) /* asynchr. frames */ +#define RD_FRM_LLCA (unsigned long)(1<<20) +#define RD_FRM_IMPA (unsigned long)(2<<20) +#define RD_FRM_MAC (unsigned long)(4<<20) /* synchr. frames */ +#define RD_FRM_LLCS (unsigned long)(5<<20) +#define RD_FRM_IMPS (unsigned long)(6<<20) + +#define TX_DESCRIPTOR 0x40000000L +#define TX_OFFSET_3 0x18000000L + +#define TXP1 2 + +/* + * transmit frame descriptor + */ +union tx_descr { + struct { +#ifdef LITTLE_ENDIAN + unsigned tx_length:16 ; /* frame length lower/upper byte */ + unsigned tx_res :8 ; /* reserved (bit 16..23) */ + unsigned tx_xmtabt:1 ; /* transmit abort */ + unsigned tx_nfcs :1 ; /* no frame check sequence */ + unsigned tx_xdone :1 ; /* give up token */ + unsigned tx_rpxm :2 ; /* byte offset */ + unsigned tx_pat1 :2 ; /* must be TXP1 */ + unsigned tx_more :1 ; /* more frame in chain */ +#else + unsigned tx_more :1 ; /* more frame in chain */ + unsigned tx_pat1 :2 ; /* must be TXP1 */ + unsigned tx_rpxm :2 ; /* byte offset */ + unsigned tx_xdone :1 ; /* give up token */ + unsigned tx_nfcs :1 ; /* no frame check sequence */ + unsigned tx_xmtabt:1 ; /* transmit abort */ + unsigned tx_res :8 ; /* reserved (bit 16..23) */ + unsigned tx_length:16 ; /* frame length lower/upper byte */ +#endif + } t ; + long i ; +} ; + +/* defines for Transmit Descriptor access */ +#define TD_C_MORE 0x80000000L /* more frame in chain */ +#define TD_C_DESCR 0x60000000L /* must be TXP1 */ +#define TD_C_TXFBB 0x18000000L /* byte offset */ +#define TD_C_XDONE 0x04000000L /* give up token */ +#define TD_C_NFCS 0x02000000L /* no frame check sequence */ +#define TD_C_XMTABT 0x01000000L /* transmit abort */ + +#define TD_C_LNCNU 0x0000ff00L +#define TD_C_LNCNL 0x000000ffL +#define TD_C_LNCN 0x0000ffffL /* frame length lower/upper byte */ + +/* + * transmit pointer + */ +union tx_pointer { + struct t { +#ifdef LITTLE_ENDIAN + unsigned tp_pointer:16 ; /* pointer to tx_descr (low/high) */ + unsigned tp_res :8 ; /* reserved (bit 16..23) */ + unsigned tp_pattern:8 ; /* fixed pattern (bit 24..31) */ +#else + unsigned tp_pattern:8 ; /* fixed pattern (bit 24..31) */ + unsigned tp_res :8 ; /* reserved (bit 16..23) */ + unsigned tp_pointer:16 ; /* pointer to tx_descr (low/high) */ +#endif + } t ; + long i ; +} ; + +/* defines for Nontag Mode Pointer access */ +#define TD_P_CNTRL 0xff000000L +#define TD_P_RPXU 0x0000ff00L +#define TD_P_RPXL 0x000000ffL +#define TD_P_RPX 0x0000ffffL + + +#define TX_PATTERN 0xa0 +#define TX_POINTER_END 0xa0000000L +#define TX_INT_PATTERN 0xa0000000L + +struct tx_queue { + struct tx_queue *tq_next ; + u_short tq_pack_offset ; /* offset buffer memory */ + u_char tq_pad[2] ; +} ; + +/* + defines for FORMAC Plus (Am79C830) +*/ + +/* + * FORMAC+ read/write (r/w) registers + */ +#define FM_CMDREG1 0x00 /* write command reg 1 instruction */ +#define FM_CMDREG2 0x01 /* write command reg 2 instruction */ +#define FM_ST1U 0x00 /* read upper 16-bit of status reg 1 */ +#define FM_ST1L 0x01 /* read lower 16-bit of status reg 1 */ +#define FM_ST2U 0x02 /* read upper 16-bit of status reg 2 */ +#define FM_ST2L 0x03 /* read lower 16-bit of status reg 2 */ +#define FM_IMSK1U 0x04 /* r/w upper 16-bit of IMSK 1 */ +#define FM_IMSK1L 0x05 /* r/w lower 16-bit of IMSK 1 */ +#define FM_IMSK2U 0x06 /* r/w upper 16-bit of IMSK 2 */ +#define FM_IMSK2L 0x07 /* r/w lower 16-bit of IMSK 2 */ +#define FM_SAID 0x08 /* r/w short addr.-individual */ +#define FM_LAIM 0x09 /* r/w long addr.-ind. (MSW of LAID) */ +#define FM_LAIC 0x0a /* r/w long addr.-ind. (middle)*/ +#define FM_LAIL 0x0b /* r/w long addr.-ind. (LSW) */ +#define FM_SAGP 0x0c /* r/w short address-group */ +#define FM_LAGM 0x0d /* r/w long addr.-gr. (MSW of LAGP) */ +#define FM_LAGC 0x0e /* r/w long addr.-gr. (middle) */ +#define FM_LAGL 0x0f /* r/w long addr.-gr. (LSW) */ +#define FM_MDREG1 0x10 /* r/w 16-bit mode reg 1 */ +#define FM_STMCHN 0x11 /* read state-machine reg */ +#define FM_MIR1 0x12 /* read upper 16-bit of MAC Info Reg */ +#define FM_MIR0 0x13 /* read lower 16-bit of MAC Info Reg */ +#define FM_TMAX 0x14 /* r/w 16-bit TMAX reg */ +#define FM_TVX 0x15 /* write 8-bit TVX reg with NP7-0 + read TVX on NP7-0, timer on NP15-8*/ +#define FM_TRT 0x16 /* r/w upper 16-bit of TRT timer */ +#define FM_THT 0x17 /* r/w upper 16-bit of THT timer */ +#define FM_TNEG 0x18 /* read upper 16-bit of TNEG (TTRT) */ +#define FM_TMRS 0x19 /* read lower 5-bit of TNEG,TRT,THT */ + /* F E D C B A 9 8 7 6 5 4 3 2 1 0 + x |-TNEG4-0| |-TRT4-0-| |-THT4-0-| (x-late count) */ +#define FM_TREQ0 0x1a /* r/w 16-bit TREQ0 reg (LSW of TRT) */ +#define FM_TREQ1 0x1b /* r/w 16-bit TREQ1 reg (MSW of TRT) */ +#define FM_PRI0 0x1c /* r/w priority r. for asyn.-queue 0 */ +#define FM_PRI1 0x1d /* r/w priority r. for asyn.-queue 1 */ +#define FM_PRI2 0x1e /* r/w priority r. for asyn.-queue 2 */ +#define FM_TSYNC 0x1f /* r/w 16-bit of the TSYNC register */ +#define FM_MDREG2 0x20 /* r/w 16-bit mode reg 2 */ +#define FM_FRMTHR 0x21 /* r/w the frame threshold register */ +#define FM_EACB 0x22 /* r/w end addr of claim/beacon area */ +#define FM_EARV 0x23 /* r/w end addr of receive queue */ +/* Supernet 3 */ +#define FM_EARV1 FM_EARV + +#define FM_EAS 0x24 /* r/w end addr of synchr. queue */ +#define FM_EAA0 0x25 /* r/w end addr of asyn. queue 0 */ +#define FM_EAA1 0x26 /* r/w end addr of asyn. queue 1 */ +#define FM_EAA2 0x27 /* r/w end addr of asyn. queue 2 */ +#define FM_SACL 0x28 /* r/w start addr of claim frame */ +#define FM_SABC 0x29 /* r/w start addr of beacon frame */ +#define FM_WPXSF 0x2a /* r/w the write ptr. for special fr.*/ +#define FM_RPXSF 0x2b /* r/w the read ptr. for special fr. */ +#define FM_RPR 0x2d /* r/w the read ptr. for receive qu. */ +#define FM_WPR 0x2e /* r/w the write ptr. for receive qu.*/ +#define FM_SWPR 0x2f /* r/w the shadow wr.-ptr. for rec.q.*/ +/* Supernet 3 */ +#define FM_RPR1 FM_RPR +#define FM_WPR1 FM_WPR +#define FM_SWPR1 FM_SWPR + +#define FM_WPXS 0x30 /* r/w the write ptr. for synchr. qu.*/ +#define FM_WPXA0 0x31 /* r/w the write ptr. for asyn. qu.0 */ +#define FM_WPXA1 0x32 /* r/w the write ptr. for asyn. qu.1 */ +#define FM_WPXA2 0x33 /* r/w the write ptr. for asyn. qu.2 */ +#define FM_SWPXS 0x34 /* r/w the shadow wr.-ptr. for syn.q.*/ +#define FM_SWPXA0 0x35 /* r/w the shad. wr.-ptr. for asyn.q0*/ +#define FM_SWPXA1 0x36 /* r/w the shad. wr.-ptr. for asyn.q1*/ +#define FM_SWPXA2 0x37 /* r/w the shad. wr.-ptr. for asyn.q2*/ +#define FM_RPXS 0x38 /* r/w the read ptr. for synchr. qu. */ +#define FM_RPXA0 0x39 /* r/w the read ptr. for asyn. qu. 0 */ +#define FM_RPXA1 0x3a /* r/w the read ptr. for asyn. qu. 1 */ +#define FM_RPXA2 0x3b /* r/w the read ptr. for asyn. qu. 2 */ +#define FM_MARR 0x3c /* r/w the memory read addr register */ +#define FM_MARW 0x3d /* r/w the memory write addr register*/ +#define FM_MDRU 0x3e /* r/w upper 16-bit of mem. data reg */ +#define FM_MDRL 0x3f /* r/w lower 16-bit of mem. data reg */ + +/* following instructions relate to MAC counters and timer */ +#define FM_TMSYNC 0x40 /* r/w upper 16 bits of TMSYNC timer */ +#define FM_FCNTR 0x41 /* r/w the 16-bit frame counter */ +#define FM_LCNTR 0x42 /* r/w the 16-bit lost counter */ +#define FM_ECNTR 0x43 /* r/w the 16-bit error counter */ + +/* Supernet 3: extensions to old register block */ +#define FM_FSCNTR 0x44 /* r/? Frame Strip Counter */ +#define FM_FRSELREG 0x45 /* r/w Frame Selection Register */ + +/* Supernet 3: extensions for 2. receive queue etc. */ +#define FM_MDREG3 0x60 /* r/w Mode Register 3 */ +#define FM_ST3U 0x61 /* read upper 16-bit of status reg 3 */ +#define FM_ST3L 0x62 /* read lower 16-bit of status reg 3 */ +#define FM_IMSK3U 0x63 /* r/w upper 16-bit of IMSK reg 3 */ +#define FM_IMSK3L 0x64 /* r/w lower 16-bit of IMSK reg 3 */ +#define FM_IVR 0x65 /* read Interrupt Vector register */ +#define FM_IMR 0x66 /* r/w Interrupt mask register */ +/* 0x67 Hidden */ +#define FM_RPR2 0x68 /* r/w the read ptr. for rec. qu. 2 */ +#define FM_WPR2 0x69 /* r/w the write ptr. for rec. qu. 2 */ +#define FM_SWPR2 0x6a /* r/w the shadow wptr. for rec. q. 2 */ +#define FM_EARV2 0x6b /* r/w end addr of rec. qu. 2 */ +#define FM_UNLCKDLY 0x6c /* r/w Auto Unlock Delay register */ + /* Bit 15-8: RECV2 unlock threshold */ + /* Bit 7-0: RECV1 unlock threshold */ +/* 0x6f-0x73 Hidden */ +#define FM_LTDPA1 0x79 /* r/w Last Trans desc ptr for A1 qu. */ +/* 0x80-0x9a PLCS registers of built-in PLCS (Supernet 3 only) */ + +/* Supernet 3: Adderss Filter Registers */ +#define FM_AFCMD 0xb0 /* r/w Address Filter Command Reg */ +#define FM_AFSTAT 0xb2 /* r/w Address Filter Status Reg */ +#define FM_AFBIST 0xb4 /* r/w Address Filter BIST signature */ +#define FM_AFCOMP2 0xb6 /* r/w Address Filter Comparand 2 */ +#define FM_AFCOMP1 0xb8 /* r/w Address Filter Comparand 1 */ +#define FM_AFCOMP0 0xba /* r/w Address Filter Comparand 0 */ +#define FM_AFMASK2 0xbc /* r/w Address Filter Mask 2 */ +#define FM_AFMASK1 0xbe /* r/w Address Filter Mask 1 */ +#define FM_AFMASK0 0xc0 /* r/w Address Filter Mask 0 */ +#define FM_AFPERS 0xc2 /* r/w Address Filter Personality Reg */ + +/* Supernet 3: Orion (PDX?) Registers */ +#define FM_ORBIST 0xd0 /* r/w Orion BIST signature */ +#define FM_ORSTAT 0xd2 /* r/w Orion Status Register */ + + +/* + * Mode Register 1 (MDREG1) + */ +#define FM_RES0 0x0001 /* reserved */ + /* SN3: other definition */ +#define FM_XMTINH_HOLD 0x0002 /* transmit-inhibit/hold bit */ + /* SN3: other definition */ +#define FM_HOFLXI 0x0003 /* SN3: Hold / Flush / Inhibit */ +#define FM_FULL_HALF 0x0004 /* full-duplex/half-duplex bit */ +#define FM_LOCKTX 0x0008 /* lock-transmit-asynchr.-queues bit */ +#define FM_EXGPA0 0x0010 /* extended-group-addressing bit 0 */ +#define FM_EXGPA1 0x0020 /* extended-group-addressing bit 1 */ +#define FM_DISCRY 0x0040 /* disable-carry bit */ + /* SN3: reserved */ +#define FM_SELRA 0x0080 /* select input from PHY (1=RA,0=RB) */ + +#define FM_ADDET 0x0700 /* address detection */ +#define FM_MDAMA (0<<8) /* address detection : DA = MA */ +#define FM_MDASAMA (1<<8) /* address detection : DA=MA||SA=MA */ +#define FM_MRNNSAFNMA (2<<8) /* rec. non-NSA frames DA=MA&&SA!=MA */ +#define FM_MRNNSAF (3<<8) /* rec. non-NSA frames DA = MA */ +#define FM_MDISRCV (4<<8) /* disable receive function */ +#define FM_MRES0 (5<<8) /* reserve */ +#define FM_MLIMPROM (6<<8) /* limited-promiscuous mode */ +#define FM_MPROMISCOUS (7<<8) /* address detection : promiscuous */ + +#define FM_SELSA 0x0800 /* select-short-address bit */ + +#define FM_MMODE 0x7000 /* mode select */ +#define FM_MINIT (0<<12) /* initialize */ +#define FM_MMEMACT (1<<12) /* memory activate */ +#define FM_MONLINESP (2<<12) /* on-line special */ +#define FM_MONLINE (3<<12) /* on-line (FDDI operational mode) */ +#define FM_MILOOP (4<<12) /* internal loopback */ +#define FM_MRES1 (5<<12) /* reserved */ +#define FM_MRES2 (6<<12) /* reserved */ +#define FM_MELOOP (7<<12) /* external loopback */ + +#define FM_SNGLFRM 0x8000 /* single-frame-receive mode */ + /* SN3: reserved */ + +#define MDR1INIT (FM_MINIT | FM_MDAMA) + +/* + * Mode Register 2 (MDREG2) + */ +#define FM_AFULL 0x000f /* 4-bit value (empty loc.in txqueue)*/ +#define FM_RCVERR 0x0010 /* rec.-errored-frames bit */ +#define FM_SYMCTL 0x0020 /* sysmbol-control bit */ + /* SN3: reserved */ +#define FM_SYNPRQ 0x0040 /* synchron.-NP-DMA-request bit */ +#define FM_ENNPRQ 0x0080 /* enable-NP-DMA-request bit */ +#define FM_ENHSRQ 0x0100 /* enable-host-request bit */ +#define FM_RXFBB01 0x0600 /* rec. frame byte boundary bit0 & 1 */ +#define FM_LSB 0x0800 /* determ. ordering of bytes in buffer*/ +#define FM_PARITY 0x1000 /* 1 = even, 0 = odd */ +#define FM_CHKPAR 0x2000 /* 1 = parity of 32-bit buffer BD-bus*/ +#define FM_STRPFCS 0x4000 /* 1 = strips FCS field of rec.frame */ +#define FM_BMMODE 0x8000 /* Buffer-Memory-Mode (1 = tag mode) */ + /* SN3: 1 = tag, 0 = modified tag */ + +/* + * Status Register 1, Upper 16 Bits (ST1U) + */ +#define FM_STEFRMS 0x0001 /* transmit end of frame: synchr. qu.*/ +#define FM_STEFRMA0 0x0002 /* transmit end of frame: asyn. qu.0 */ +#define FM_STEFRMA1 0x0004 /* transmit end of frame: asyn. qu.1 */ +#define FM_STEFRMA2 0x0008 /* transmit end of frame: asyn. qu.2 */ + /* SN3: reserved */ +#define FM_STECFRMS 0x0010 /* transmit end of chain of syn. qu. */ + /* SN3: reserved */ +#define FM_STECFRMA0 0x0020 /* transmit end of chain of asyn. q0 */ + /* SN3: reserved */ +#define FM_STECFRMA1 0x0040 /* transmit end of chain of asyn. q1 */ + /* SN3: STECMDA1 */ +#define FM_STECMDA1 0x0040 /* SN3: 'no description' */ +#define FM_STECFRMA2 0x0080 /* transmit end of chain of asyn. q2 */ + /* SN3: reserved */ +#define FM_STEXDONS 0x0100 /* transmit until XDONE in syn. qu. */ +#define FM_STBFLA 0x0200 /* asynchr.-queue trans. buffer full */ +#define FM_STBFLS 0x0400 /* synchr.-queue transm. buffer full */ +#define FM_STXABRS 0x0800 /* synchr. queue transmit-abort */ +#define FM_STXABRA0 0x1000 /* asynchr. queue 0 transmit-abort */ +#define FM_STXABRA1 0x2000 /* asynchr. queue 1 transmit-abort */ +#define FM_STXABRA2 0x4000 /* asynchr. queue 2 transmit-abort */ + /* SN3: reserved */ +#define FM_SXMTABT 0x8000 /* transmit abort */ + +/* + * Status Register 1, Lower 16 Bits (ST1L) + */ +#define FM_SQLCKS 0x0001 /* queue lock for synchr. queue */ +#define FM_SQLCKA0 0x0002 /* queue lock for asynchr. queue 0 */ +#define FM_SQLCKA1 0x0004 /* queue lock for asynchr. queue 1 */ +#define FM_SQLCKA2 0x0008 /* queue lock for asynchr. queue 2 */ + /* SN3: reserved */ +#define FM_STXINFLS 0x0010 /* transmit instruction full: syn. */ + /* SN3: reserved */ +#define FM_STXINFLA0 0x0020 /* transmit instruction full: asyn.0 */ + /* SN3: reserved */ +#define FM_STXINFLA1 0x0040 /* transmit instruction full: asyn.1 */ + /* SN3: reserved */ +#define FM_STXINFLA2 0x0080 /* transmit instruction full: asyn.2 */ + /* SN3: reserved */ +#define FM_SPCEPDS 0x0100 /* parity/coding error: syn. queue */ +#define FM_SPCEPDA0 0x0200 /* parity/coding error: asyn. queue0 */ +#define FM_SPCEPDA1 0x0400 /* parity/coding error: asyn. queue1 */ +#define FM_SPCEPDA2 0x0800 /* parity/coding error: asyn. queue2 */ + /* SN3: reserved */ +#define FM_STBURS 0x1000 /* transmit buffer underrun: syn. q. */ +#define FM_STBURA0 0x2000 /* transmit buffer underrun: asyn.0 */ +#define FM_STBURA1 0x4000 /* transmit buffer underrun: asyn.1 */ +#define FM_STBURA2 0x8000 /* transmit buffer underrun: asyn.2 */ + /* SN3: reserved */ + +/* + * Status Register 2, Upper 16 Bits (ST2U) + */ +#define FM_SOTRBEC 0x0001 /* other beacon received */ +#define FM_SMYBEC 0x0002 /* my beacon received */ +#define FM_SBEC 0x0004 /* beacon state entered */ +#define FM_SLOCLM 0x0008 /* low claim received */ +#define FM_SHICLM 0x0010 /* high claim received */ +#define FM_SMYCLM 0x0020 /* my claim received */ +#define FM_SCLM 0x0040 /* claim state entered */ +#define FM_SERRSF 0x0080 /* error in special frame */ +#define FM_SNFSLD 0x0100 /* NP and FORMAC+ simultaneous load */ +#define FM_SRFRCTOV 0x0200 /* receive frame counter overflow */ + /* SN3: reserved */ +#define FM_SRCVFRM 0x0400 /* receive frame */ + /* SN3: reserved */ +#define FM_SRCVOVR 0x0800 /* receive FIFO overflow */ +#define FM_SRBFL 0x1000 /* receive buffer full */ +#define FM_SRABT 0x2000 /* receive abort */ +#define FM_SRBMT 0x4000 /* receive buffer empty */ +#define FM_SRCOMP 0x8000 /* receive complete. Nontag mode */ + +/* + * Status Register 2, Lower 16 Bits (ST2L) + * Attention: SN3 docu shows these bits the other way around + */ +#define FM_SRES0 0x0001 /* reserved */ +#define FM_SESTRIPTK 0x0001 /* SN3: 'no description' */ +#define FM_STRTEXR 0x0002 /* TRT expired in claim | beacon st. */ +#define FM_SDUPCLM 0x0004 /* duplicate claim received */ +#define FM_SSIFG 0x0008 /* short interframe gap */ +#define FM_SFRMCTR 0x0010 /* frame counter overflow */ +#define FM_SERRCTR 0x0020 /* error counter overflow */ +#define FM_SLSTCTR 0x0040 /* lost counter overflow */ +#define FM_SPHINV 0x0080 /* PHY invalid */ +#define FM_SADET 0x0100 /* address detect */ +#define FM_SMISFRM 0x0200 /* missed frame */ +#define FM_STRTEXP 0x0400 /* TRT expired and late count > 0 */ +#define FM_STVXEXP 0x0800 /* TVX expired */ +#define FM_STKISS 0x1000 /* token issued */ +#define FM_STKERR 0x2000 /* token error */ +#define FM_SMULTDA 0x4000 /* multiple destination address */ +#define FM_SRNGOP 0x8000 /* ring operational */ + +/* + * Supernet 3: + * Status Register 3, Upper 16 Bits (ST3U) + */ +#define FM_SRQUNLCK1 0x0001 /* receive queue unlocked queue 1 */ +#define FM_SRQUNLCK2 0x0002 /* receive queue unlocked queue 2 */ +#define FM_SRPERRQ1 0x0004 /* receive parity error rx queue 1 */ +#define FM_SRPERRQ2 0x0008 /* receive parity error rx queue 2 */ + /* Bit 4-10: reserved */ +#define FM_SRCVOVR2 0x0800 /* receive FIFO overfull rx queue 2 */ +#define FM_SRBFL2 0x1000 /* receive buffer full rx queue 2 */ +#define FM_SRABT2 0x2000 /* receive abort rx queue 2 */ +#define FM_SRBMT2 0x4000 /* receive buf empty rx queue 2 */ +#define FM_SRCOMP2 0x8000 /* receive comp rx queue 2 */ + +/* + * Supernet 3: + * Status Register 3, Lower 16 Bits (ST3L) + */ +#define FM_AF_BIST_DONE 0x0001 /* Address Filter BIST is done */ +#define FM_PLC_BIST_DONE 0x0002 /* internal PLC Bist is done */ +#define FM_PDX_BIST_DONE 0x0004 /* PDX BIST is done */ + /* Bit 3: reserved */ +#define FM_SICAMDAMAT 0x0010 /* Status internal CAM DA match */ +#define FM_SICAMDAXACT 0x0020 /* Status internal CAM DA exact match */ +#define FM_SICAMSAMAT 0x0040 /* Status internal CAM SA match */ +#define FM_SICAMSAXACT 0x0080 /* Status internal CAM SA exact match */ + +/* + * MAC State-Machine Register FM_STMCHN + */ +#define FM_MDRTAG 0x0004 /* tag bit of long word read */ +#define FM_SNPPND 0x0008 /* r/w from buffer mem. is pending */ +#define FM_TXSTAT 0x0070 /* transmitter state machine state */ +#define FM_RCSTAT 0x0380 /* receiver state machine state */ +#define FM_TM01 0x0c00 /* indicate token mode */ +#define FM_SIM 0x1000 /* indicate send immediate-mode */ +#define FM_REV 0xe000 /* FORMAC Plus revision number */ + +/* + * Supernet 3 + * Mode Register 3 + */ +#define FM_MENRS 0x0001 /* Ena enhanced rec status encoding */ +#define FM_MENXS 0x0002 /* Ena enhanced xmit status encoding */ +#define FM_MENXCT 0x0004 /* Ena EXACT/INEXACT matching */ +#define FM_MENAFULL 0x0008 /* Ena enh QCTRL encoding for AFULL */ +#define FM_MEIND 0x0030 /* Ena enh A,C indicator settings */ +#define FM_MENQCTRL 0x0040 /* Ena enh QCTRL encoding */ +#define FM_MENRQAUNLCK 0x0080 /* Ena rec q auto unlock */ +#define FM_MENDAS 0x0100 /* Ena DAS connections by cntr MUX */ +#define FM_MENPLCCST 0x0200 /* Ena Counter Segm test in PLC blck */ +#define FM_MENSGLINT 0x0400 /* Ena Vectored Interrupt reading */ +#define FM_MENDRCV 0x0800 /* Ena dual receive queue operation */ +#define FM_MENFCLOC 0x3000 /* Ena FC location within frm data */ +#define FM_MENTRCMD 0x4000 /* Ena ASYNC1 xmit only after command */ +#define FM_MENTDLPBK 0x8000 /* Ena TDAT to RDAT lkoopback */ + +/* + * Supernet 3 + * Frame Selection Register + */ +#define FM_RECV1 0x000f /* options for receive queue 1 */ +#define FM_RCV1_ALL (0<<0) /* receive all frames */ +#define FM_RCV1_LLC (1<<0) /* rec all LLC frames */ +#define FM_RCV1_SMT (2<<0) /* rec all SMT frames */ +#define FM_RCV1_NSMT (3<<0) /* rec non-SMT frames */ +#define FM_RCV1_IMP (4<<0) /* rec Implementor frames */ +#define FM_RCV1_MAC (5<<0) /* rec all MAC frames */ +#define FM_RCV1_SLLC (6<<0) /* rec all sync LLC frames */ +#define FM_RCV1_ALLC (7<<0) /* rec all async LLC frames */ +#define FM_RCV1_VOID (8<<0) /* rec all void frames */ +#define FM_RCV1_ALSMT (9<<0) /* rec all async LLC & SMT frames */ +#define FM_RECV2 0x00f0 /* options for receive queue 2 */ +#define FM_RCV2_ALL (0<<4) /* receive all other frames */ +#define FM_RCV2_LLC (1<<4) /* rec all LLC frames */ +#define FM_RCV2_SMT (2<<4) /* rec all SMT frames */ +#define FM_RCV2_NSMT (3<<4) /* rec non-SMT frames */ +#define FM_RCV2_IMP (4<<4) /* rec Implementor frames */ +#define FM_RCV2_MAC (5<<4) /* rec all MAC frames */ +#define FM_RCV2_SLLC (6<<4) /* rec all sync LLC frames */ +#define FM_RCV2_ALLC (7<<4) /* rec all async LLC frames */ +#define FM_RCV2_VOID (8<<4) /* rec all void frames */ +#define FM_RCV2_ALSMT (9<<4) /* rec all async LLC & SMT frames */ +#define FM_ENXMTADSWAP 0x4000 /* enh rec addr swap (phys -> can) */ +#define FM_ENRCVADSWAP 0x8000 /* enh tx addr swap (can -> phys) */ + +/* + * Supernet 3: + * Address Filter Command Register (AFCMD) + */ +#define FM_INST 0x0007 /* Address Filter Operation */ +#define FM_IINV_CAM (0<<0) /* Invalidate CAM */ +#define FM_IWRITE_CAM (1<<0) /* Write CAM */ +#define FM_IREAD_CAM (2<<0) /* Read CAM */ +#define FM_IRUN_BIST (3<<0) /* Run BIST */ +#define FM_IFIND (4<<0) /* Find */ +#define FM_IINV (5<<0) /* Invalidate */ +#define FM_ISKIP (6<<0) /* Skip */ +#define FM_ICL_SKIP (7<<0) /* Clear all SKIP bits */ + +/* + * Supernet 3: + * Address Filter Status Register (AFSTAT) + */ + /* Bit 0-4: reserved */ +#define FM_REV_NO 0x00e0 /* Revision Number of Address Filter */ +#define FM_BIST_DONE 0x0100 /* BIST complete */ +#define FM_EMPTY 0x0200 /* CAM empty */ +#define FM_ERROR 0x0400 /* Error (improper operation) */ +#define FM_MULT 0x0800 /* Multiple Match */ +#define FM_EXACT 0x1000 /* Exact Match */ +#define FM_FOUND 0x2000 /* Comparand found in CAM */ +#define FM_FULL 0x4000 /* CAM full */ +#define FM_DONE 0x8000 /* DONE indicator */ + +/* + * Supernet 3: + * BIST Signature Register (AFBIST) + */ +#define AF_BIST_SIGNAT 0x0553 /* Address Filter BIST Signature */ + +/* + * Supernet 3: + * Personality Register (AFPERS) + */ +#define FM_VALID 0x0001 /* CAM Entry Valid */ +#define FM_DA 0x0002 /* Destination Address */ +#define FM_DAX 0x0004 /* Destination Address Exact */ +#define FM_SA 0x0008 /* Source Address */ +#define FM_SAX 0x0010 /* Source Address Exact */ +#define FM_SKIP 0x0020 /* Skip this entry */ + +/* + * instruction set for command register 1 (NPADDR6-0 = 0x00) + */ +#define FM_IRESET 0x01 /* software reset */ +#define FM_IRMEMWI 0x02 /* load Memory Data Reg., inc MARR */ +#define FM_IRMEMWO 0x03 /* load MDR from buffer memory, n.i. */ +#define FM_IIL 0x04 /* idle/listen */ +#define FM_ICL 0x05 /* claim/listen */ +#define FM_IBL 0x06 /* beacon/listen */ +#define FM_ILTVX 0x07 /* load TVX timer from TVX reg */ +#define FM_INRTM 0x08 /* nonrestricted token mode */ +#define FM_IENTM 0x09 /* enter nonrestricted token mode */ +#define FM_IERTM 0x0a /* enter restricted token mode */ +#define FM_IRTM 0x0b /* restricted token mode */ +#define FM_ISURT 0x0c /* send unrestricted token */ +#define FM_ISRT 0x0d /* send restricted token */ +#define FM_ISIM 0x0e /* enter send-immediate mode */ +#define FM_IESIM 0x0f /* exit send-immediate mode */ +#define FM_ICLLS 0x11 /* clear synchronous queue lock */ +#define FM_ICLLA0 0x12 /* clear asynchronous queue 0 lock */ +#define FM_ICLLA1 0x14 /* clear asynchronous queue 1 lock */ +#define FM_ICLLA2 0x18 /* clear asynchronous queue 2 lock */ + /* SN3: reserved */ +#define FM_ICLLR 0x20 /* clear receive queue (SN3:1) lock */ +#define FM_ICLLR2 0x21 /* SN3: clear receive queue 2 lock */ +#define FM_ITRXBUS 0x22 /* SN3: Tristate X-Bus (SAS only) */ +#define FM_IDRXBUS 0x23 /* SN3: drive X-Bus */ +#define FM_ICLLAL 0x3f /* clear all queue locks */ + +/* + * instruction set for command register 2 (NPADDR6-0 = 0x01) + */ +#define FM_ITRS 0x01 /* transmit synchronous queue */ + /* SN3: reserved */ +#define FM_ITRA0 0x02 /* transmit asynchronous queue 0 */ + /* SN3: reserved */ +#define FM_ITRA1 0x04 /* transmit asynchronous queue 1 */ + /* SN3: reserved */ +#define FM_ITRA2 0x08 /* transmit asynchronous queue 2 */ + /* SN3: reserved */ +#define FM_IACTR 0x10 /* abort current transmit activity */ +#define FM_IRSTQ 0x20 /* reset transmit queues */ +#define FM_ISTTB 0x30 /* set tag bit */ +#define FM_IERSF 0x40 /* enable receive single frame */ + /* SN3: reserved */ +#define FM_ITR 0x50 /* SN3: Transmit Command */ + + +/* + * defines for PLC (Am79C864) + */ + +/* + * PLC read/write (r/w) registers + */ +#define PL_CNTRL_A 0x00 /* control register A (r/w) */ +#define PL_CNTRL_B 0x01 /* control register B (r/w) */ +#define PL_INTR_MASK 0x02 /* interrupt mask (r/w) */ +#define PL_XMIT_VECTOR 0x03 /* transmit vector register (r/w) */ +#define PL_VECTOR_LEN 0x04 /* transmit vector length (r/w) */ +#define PL_LE_THRESHOLD 0x05 /* link error event threshold (r/w) */ +#define PL_C_MIN 0x06 /* minimum connect state time (r/w) */ +#define PL_TL_MIN 0x07 /* min. line state transmit t. (r/w) */ +#define PL_TB_MIN 0x08 /* minimum break time (r/w) */ +#define PL_T_OUT 0x09 /* signal timeout (r/w) */ +#define PL_CNTRL_C 0x0a /* control register C (r/w) */ +#define PL_LC_LENGTH 0x0b /* link confidence test time (r/w) */ +#define PL_T_SCRUB 0x0c /* scrub time = MAC TVX (r/w) */ +#define PL_NS_MAX 0x0d /* max. noise time before break (r/w)*/ +#define PL_TPC_LOAD_V 0x0e /* TPC timer load value (write only) */ +#define PL_TNE_LOAD_V 0x0f /* TNE timer load value (write only) */ +#define PL_STATUS_A 0x10 /* status register A (read only) */ +#define PL_STATUS_B 0x11 /* status register B (read only) */ +#define PL_TPC 0x12 /* timer for PCM (ro) [20.48 us] */ +#define PL_TNE 0x13 /* time of noise event [0.32 us] */ +#define PL_CLK_DIV 0x14 /* TNE clock divider (read only) */ +#define PL_BIST_SIGNAT 0x15 /* built in self test signature (ro)*/ +#define PL_RCV_VECTOR 0x16 /* receive vector reg. (read only) */ +#define PL_INTR_EVENT 0x17 /* interrupt event reg. (read only) */ +#define PL_VIOL_SYM_CTR 0x18 /* violation symbol count. (read o) */ +#define PL_MIN_IDLE_CTR 0x19 /* minimum idle counter (read only) */ +#define PL_LINK_ERR_CTR 0x1a /* link error event ctr.(read only) */ +#ifdef MOT_ELM +#define PL_T_FOT_ASS 0x1e /* FOTOFF Assert Timer */ +#define PL_T_FOT_DEASS 0x1f /* FOTOFF Deassert Timer */ +#endif /* MOT_ELM */ + +#ifdef MOT_ELM +/* + * Special Quad-Elm Registers. + * A Quad-ELM consists of for ELMs and these additional registers. + */ +#define QELM_XBAR_W 0x80 /* Crossbar Control ELM W */ +#define QELM_XBAR_X 0x81 /* Crossbar Control ELM X */ +#define QELM_XBAR_Y 0x82 /* Crossbar Control ELM Y */ +#define QELM_XBAR_Z 0x83 /* Crossbar Control ELM Z */ +#define QELM_XBAR_P 0x84 /* Crossbar Control Bus P */ +#define QELM_XBAR_S 0x85 /* Crossbar Control Bus S */ +#define QELM_XBAR_R 0x86 /* Crossbar Control Bus R */ +#define QELM_WR_XBAR 0x87 /* Write the Crossbar now (write) */ +#define QELM_CTR_W 0x88 /* Counter W */ +#define QELM_CTR_X 0x89 /* Counter X */ +#define QELM_CTR_Y 0x8a /* Counter Y */ +#define QELM_CTR_Z 0x8b /* Counter Z */ +#define QELM_INT_MASK 0x8c /* Interrupt mask register */ +#define QELM_INT_DATA 0x8d /* Interrupt data (event) register */ +#define QELM_ELMB 0x00 /* Elm base */ +#define QELM_ELM_SIZE 0x20 /* ELM size */ +#endif /* MOT_ELM */ +/* + * PLC control register A (PL_CNTRL_A: log. addr. 0x00) + * It is used for timer configuration, specification of PCM MAINT state option, + * counter interrupt frequency, PLC data path config. and Built In Self Test. + */ +#define PL_RUN_BIST 0x0001 /* begin running its Built In Self T.*/ +#define PL_RF_DISABLE 0x0002 /* disable the Repeat Filter state m.*/ +#define PL_SC_REM_LOOP 0x0004 /* remote loopback path */ +#define PL_SC_BYPASS 0x0008 /* by providing a physical bypass */ +#define PL_LM_LOC_LOOP 0x0010 /* loop path just after elastic buff.*/ +#define PL_EB_LOC_LOOP 0x0020 /* loop path just prior to PDT/PDR IF*/ +#define PL_FOT_OFF 0x0040 /* assertion of /FOTOFF pin of PLC */ +#define PL_LOOPBACK 0x0080 /* it cause the /LPBCK pin ass. low */ +#define PL_MINI_CTR_INT 0x0100 /* partially contr. when bit is ass. */ +#define PL_VSYM_CTR_INT 0x0200 /* controls when int bit is asserted */ +#define PL_ENA_PAR_CHK 0x0400 /* enable parity check */ +#define PL_REQ_SCRUB 0x0800 /* limited access to scrub capability*/ +#define PL_TPC_16BIT 0x1000 /* causes the TPC as a 16 bit timer */ +#define PL_TNE_16BIT 0x2000 /* causes the TNE as a 16 bit timer */ +#define PL_NOISE_TIMER 0x4000 /* allows the noise timing function */ + +/* + * PLC control register B (PL_CNTRL_B: log. addr. 0x01) + * It contains signals and requeste to direct the process of PCM and it is also + * used to control the Line State Match interrupt. + */ +#define PL_PCM_CNTRL 0x0003 /* control PCM state machine */ +#define PL_PCM_NAF (0) /* state is not affected */ +#define PL_PCM_START (1) /* goes to the BREAK state */ +#define PL_PCM_TRACE (2) /* goes to the TRACE state */ +#define PL_PCM_STOP (3) /* goes to the OFF state */ + +#define PL_MAINT 0x0004 /* if OFF state --> MAINT state */ +#define PL_LONG 0x0008 /* perf. a long Link Confid.Test(LCT)*/ +#define PL_PC_JOIN 0x0010 /* if NEXT state --> JOIN state */ + +#define PL_PC_LOOP 0x0060 /* loopback used in the LCT */ +#define PL_NOLCT (0<<5) /* no LCT is performed */ +#define PL_TPDR (1<<5) /* PCM asserts transmit PDR */ +#define PL_TIDLE (2<<5) /* PCM asserts transmit idle */ +#define PL_RLBP (3<<5) /* trans. PDR & remote loopb. path */ + +#define PL_CLASS_S 0x0080 /* signif. that single att. station */ + +#define PL_MAINT_LS 0x0700 /* line state while in the MAINT st. */ +#define PL_M_QUI0 (0<<8) /* transmit QUIET line state */ +#define PL_M_IDLE (1<<8) /* transmit IDLE line state */ +#define PL_M_HALT (2<<8) /* transmit HALT line state */ +#define PL_M_MASTR (3<<8) /* transmit MASTER line state */ +#define PL_M_QUI1 (4<<8) /* transmit QUIET line state */ +#define PL_M_QUI2 (5<<8) /* transmit QUIET line state */ +#define PL_M_TPDR (6<<8) /* tr. PHY_DATA requ.-symbol is tr.ed*/ +#define PL_M_QUI3 (7<<8) /* transmit QUIET line state */ + +#define PL_MATCH_LS 0x7800 /* line state to be comp. with curr.*/ +#define PL_I_ANY (0<<11) /* Int. on any change in *_LINE_ST */ +#define PL_I_IDLE (1<<11) /* Interrupt on IDLE line state */ +#define PL_I_HALT (2<<11) /* Interrupt on HALT line state */ +#define PL_I_MASTR (4<<11) /* Interrupt on MASTER line state */ +#define PL_I_QUIET (8<<11) /* Interrupt on QUIET line state */ + +#define PL_CONFIG_CNTRL 0x8000 /* control over scrub, byp. & loopb.*/ + +/* + * PLC control register C (PL_CNTRL_C: log. addr. 0x0a) + * It contains the scrambling control registers (PLC-S only) + */ +#define PL_C_CIPHER_ENABLE (1<<0) /* enable scrambler */ +#define PL_C_CIPHER_LPBCK (1<<1) /* loopback scrambler */ +#define PL_C_SDOFF_ENABLE (1<<6) /* enable SDOFF timer */ +#define PL_C_SDON_ENABLE (1<<7) /* enable SDON timer */ +#ifdef MOT_ELM +#define PL_C_FOTOFF_CTRL (3<<2) /* FOTOFF timer control */ +#define PL_C_FOTOFF_TIM (0<<2) /* FOTOFF use timer for (de)-assert */ +#define PL_C_FOTOFF_INA (2<<2) /* FOTOFF forced inactive */ +#define PL_C_FOTOFF_ACT (3<<2) /* FOTOFF forced active */ +#define PL_C_FOTOFF_SRCE (1<<4) /* FOTOFF source is PCM state != OFF */ +#define PL_C_RXDATA_EN (1<<5) /* Rec scr data forced to 0 */ +#define PL_C_SDNRZEN (1<<8) /* Monitor rec descr. data for act */ +#else /* nMOT_ELM */ +#define PL_C_FOTOFF_CTRL (3<<8) /* FOTOFF timer control */ +#define PL_C_FOTOFF_0 (0<<8) /* timer off */ +#define PL_C_FOTOFF_30 (1<<8) /* 30uS */ +#define PL_C_FOTOFF_50 (2<<8) /* 50uS */ +#define PL_C_FOTOFF_NEVER (3<<8) /* never */ +#define PL_C_SDON_TIMER (3<<10) /* SDON timer control */ +#define PL_C_SDON_084 (0<<10) /* 0.84 uS */ +#define PL_C_SDON_132 (1<<10) /* 1.32 uS */ +#define PL_C_SDON_252 (2<<10) /* 2.52 uS */ +#define PL_C_SDON_512 (3<<10) /* 5.12 uS */ +#define PL_C_SOFF_TIMER (3<<12) /* SDOFF timer control */ +#define PL_C_SOFF_076 (0<<12) /* 0.76 uS */ +#define PL_C_SOFF_132 (1<<12) /* 1.32 uS */ +#define PL_C_SOFF_252 (2<<12) /* 2.52 uS */ +#define PL_C_SOFF_512 (3<<12) /* 5.12 uS */ +#define PL_C_TSEL (3<<14) /* scrambler path select */ +#endif /* nMOT_ELM */ + +/* + * PLC status register A (PL_STATUS_A: log. addr. 0x10) + * It is used to report status information to the Node Processor about the + * Line State Machine (LSM). + */ +#ifdef MOT_ELM +#define PLC_INT_MASK 0xc000 /* ELM integration bits in status A */ +#define PLC_INT_C 0x0000 /* ELM Revision Band C */ +#define PLC_INT_CAMEL 0x4000 /* ELM integrated into CAMEL */ +#define PLC_INT_QE 0x8000 /* ELM integrated into Quad ELM */ +#define PLC_REV_MASK 0x3800 /* revision bits in status A */ +#define PLC_REVISION_B 0x0000 /* rev bits for ELM Rev B */ +#define PLC_REVISION_QA 0x0800 /* rev bits for ELM core in QELM-A */ +#else /* nMOT_ELM */ +#define PLC_REV_MASK 0xf800 /* revision bits in status A */ +#define PLC_REVISION_A 0x0000 /* revision bits for PLC */ +#define PLC_REVISION_S 0xf800 /* revision bits for PLC-S */ +#define PLC_REV_SN3 0x7800 /* revision bits for PLC-S in IFCP */ +#endif /* nMOT_ELM */ +#define PL_SYM_PR_CTR 0x0007 /* contains the LSM symbol pair Ctr. */ +#define PL_UNKN_LINE_ST 0x0008 /* unknown line state bit from LSM */ +#define PL_LSM_STATE 0x0010 /* state bit of LSM */ + +#define PL_LINE_ST 0x00e0 /* contains recogn. line state of LSM*/ +#define PL_L_NLS (0<<5) /* noise line state */ +#define PL_L_ALS (1<<5) /* activ line state */ +#define PL_L_UND (2<<5) /* undefined */ +#define PL_L_ILS4 (3<<5) /* idle l. s. (after 4 idle symbols) */ +#define PL_L_QLS (4<<5) /* quiet line state */ +#define PL_L_MLS (5<<5) /* master line state */ +#define PL_L_HLS (6<<5) /* halt line state */ +#define PL_L_ILS16 (7<<5) /* idle line state (after 16 idle s.)*/ + +#define PL_PREV_LINE_ST 0x0300 /* value of previous line state */ +#define PL_P_QLS (0<<8) /* quiet line state */ +#define PL_P_MLS (1<<8) /* master line state */ +#define PL_P_HLS (2<<8) /* halt line state */ +#define PL_P_ILS16 (3<<8) /* idle line state (after 16 idle s.)*/ + +#define PL_SIGNAL_DET 0x0400 /* 1=that signal detect is deasserted*/ + + +/* + * PLC status register B (PL_STATUS_B: log. addr. 0x11) + * It contains signals and status from the repeat filter and PCM state machine. + */ +#define PL_BREAK_REASON 0x0007 /* reason for PCM state mach.s to br.*/ +#define PL_B_NOT (0) /* PCM SM has not gone to BREAK state*/ +#define PL_B_PCS (1) /* PC_Start issued */ +#define PL_B_TPC (2) /* TPC timer expired after T_OUT */ +#define PL_B_TNE (3) /* TNE timer expired after NS_MAX */ +#define PL_B_QLS (4) /* quit line state detected */ +#define PL_B_ILS (5) /* idle line state detected */ +#define PL_B_HLS (6) /* halt line state detected */ + +#define PL_TCF 0x0008 /* transmit code flag (start exec.) */ +#define PL_RCF 0x0010 /* receive code flag (start exec.) */ +#define PL_LSF 0x0020 /* line state flag (l.s. has been r.)*/ +#define PL_PCM_SIGNAL 0x0040 /* indic. that XMIT_VECTOR hb.written*/ + +#define PL_PCM_STATE 0x0780 /* state bits of PCM state machine */ +#define PL_PC0 (0<<7) /* OFF - when /RST or PCM_CNTRL */ +#define PL_PC1 (1<<7) /* BREAK - entry point in start PCM*/ +#define PL_PC2 (2<<7) /* TRACE - to localize stuck Beacon*/ +#define PL_PC3 (3<<7) /* CONNECT - synchronize ends of conn*/ +#define PL_PC4 (4<<7) /* NEXT - to separate the signalng*/ +#define PL_PC5 (5<<7) /* SIGNAL - PCM trans/rec. bit infos*/ +#define PL_PC6 (6<<7) /* JOIN - 1. state to activ conn. */ +#define PL_PC7 (7<<7) /* VERIFY - 2. - " - (3. ACTIVE) */ +#define PL_PC8 (8<<7) /* ACTIVE - PHY has been incorporated*/ +#define PL_PC9 (9<<7) /* MAINT - for test purposes or so + that PCM op. completely in softw. */ + +#define PL_PCI_SCRUB 0x0800 /* scrubbing function is being exec. */ + +#define PL_PCI_STATE 0x3000 /* Physical Connect. Insertion SM */ +#define PL_CI_REMV (0<<12) /* REMOVED */ +#define PL_CI_ISCR (1<<12) /* INSERT_SCRUB */ +#define PL_CI_RSCR (2<<12) /* REMOVE_SCRUB */ +#define PL_CI_INS (3<<12) /* INSERTED */ + +#define PL_RF_STATE 0xc000 /* state bit of repeate filter SM */ +#define PL_RF_REPT (0<<14) /* REPEAT */ +#define PL_RF_IDLE (1<<14) /* IDLE */ +#define PL_RF_HALT1 (2<<14) /* HALT1 */ +#define PL_RF_HALT2 (3<<14) /* HALT2 */ + + +/* + * PLC interrupt event register (PL_INTR_EVENT: log. addr. 0x17) + * It is read only and is clearde whenever it is read! + * It is used by the PLC to report events to the node processor. + */ +#define PL_PARITY_ERR 0x0001 /* p. error h.b.detected on TX9-0 inp*/ +#define PL_LS_MATCH 0x0002 /* l.s.== l.s. PLC_CNTRL_B's MATCH_LS*/ +#define PL_PCM_CODE 0x0004 /* transmit&receive | LCT complete */ +#define PL_TRACE_PROP 0x0008 /* master l.s. while PCM ACTIV|TRACE */ +#define PL_SELF_TEST 0x0010 /* QUIET|HALT while PCM in TRACE st. */ +#define PL_PCM_BREAK 0x0020 /* PCM has entered the BREAK state */ +#define PL_PCM_ENABLED 0x0040 /* asserted SC_JOIN, scrub. & ACTIV */ +#define PL_TPC_EXPIRED 0x0080 /* TPC timer reached zero */ +#define PL_TNE_EXPIRED 0x0100 /* TNE timer reached zero */ +#define PL_EBUF_ERR 0x0200 /* elastic buff. det. over-|underflow*/ +#define PL_PHYINV 0x0400 /* physical layer invalid signal */ +#define PL_VSYM_CTR 0x0800 /* violation symbol counter has incr.*/ +#define PL_MINI_CTR 0x1000 /* dep. on PLC_CNTRL_A's MINI_CTR_INT*/ +#define PL_LE_CTR 0x2000 /* link error event counter */ +#define PL_LSDO 0x4000 /* SDO input pin changed to a 1 */ +#define PL_NP_ERR 0x8000 /* NP has requested to r/w an inv. r.*/ + +/* + * The PLC interrupt mask register (PL_INTR_MASK: log. addr. 0x02) constr. is + * equal PL_INTR_EVENT register. + * For each set bit, the setting of corresponding bit generate an int to NP. + */ + +#ifdef MOT_ELM +/* + * Quad ELM Crosbar Control register values (QELM_XBAR_?) + */ +#define QELM_XOUT_IDLE 0x0000 /* Idles/Passthrough */ +#define QELM_XOUT_P 0x0001 /* Output to: Bus P */ +#define QELM_XOUT_S 0x0002 /* Output to: Bus S */ +#define QELM_XOUT_R 0x0003 /* Output to: Bus R */ +#define QELM_XOUT_W 0x0004 /* Output to: ELM W */ +#define QELM_XOUT_X 0x0005 /* Output to: ELM X */ +#define QELM_XOUT_Y 0x0006 /* Output to: ELM Y */ +#define QELM_XOUT_Z 0x0007 /* Output to: ELM Z */ + +/* + * Quad ELM Interrupt data and event registers. + */ +#define QELM_NP_ERR (1<<15) /* Node Processor Error */ +#define QELM_COUNT_Z (1<<7) /* Counter Z Interrupt */ +#define QELM_COUNT_Y (1<<6) /* Counter Y Interrupt */ +#define QELM_COUNT_X (1<<5) /* Counter X Interrupt */ +#define QELM_COUNT_W (1<<4) /* Counter W Interrupt */ +#define QELM_ELM_Z (1<<3) /* ELM Z Interrupt */ +#define QELM_ELM_Y (1<<2) /* ELM Y Interrupt */ +#define QELM_ELM_X (1<<1) /* ELM X Interrupt */ +#define QELM_ELM_W (1<<0) /* ELM W Interrupt */ +#endif /* MOT_ELM */ +/* + * PLC Timing Parameters + */ +#define TP_C_MIN 0xff9c /* 2 ms */ +#define TP_TL_MIN 0xfff0 /* 0.3 ms */ +#define TP_TB_MIN 0xff10 /* 5 ms */ +#define TP_T_OUT 0xd9db /* 200 ms */ +#define TP_LC_LENGTH 0xf676 /* 50 ms */ +#define TP_LC_LONGLN 0xa0a2 /* 500 ms */ +#define TP_T_SCRUB 0xff6d /* 3.5 ms */ +#define TP_NS_MAX 0xf021 /* 1.3 ms */ + +/* + * BIST values + */ +#define PLC_BIST 0x6ecd /* BIST signature for PLC */ +#define PLCS_BIST 0x5b6b /* BIST signature for PLC-S */ +#define PLC_ELM_B_BIST 0x6ecd /* BIST signature of ELM Rev. B */ +#define PLC_ELM_D_BIST 0x5b6b /* BIST signature of ELM Rev. D */ +#define PLC_CAM_A_BIST 0x9e75 /* BIST signature of CAMEL Rev. A */ +#define PLC_CAM_B_BIST 0x5b6b /* BIST signature of CAMEL Rev. B */ +#define PLC_IFD_A_BIST 0x9e75 /* BIST signature of IFDDI Rev. A */ +#define PLC_IFD_B_BIST 0x5b6b /* BIST signature of IFDDI Rev. B */ +#define PLC_QELM_A_BIST 0x5b6b /* BIST signature of QELM Rev. A */ + +/* + FDDI board recources + */ + +/* + * request register array (log. addr: RQA_A + a<<1 {a=0..7}) write only. + * It specifies to FORMAC+ the type of buffer memory access the host requires. + */ +#define RQ_NOT 0 /* not request */ +#define RQ_RES 1 /* reserved */ +#define RQ_SFW 2 /* special frame write */ +#define RQ_RRQ 3 /* read request: receive queue */ +#define RQ_WSQ 4 /* write request: synchronous queue */ +#define RQ_WA0 5 /* write requ.: asynchronous queue 0 */ +#define RQ_WA1 6 /* write requ.: asynchronous queue 1 */ +#define RQ_WA2 7 /* write requ.: asynchronous queue 2 */ + +#define SZ_LONG (sizeof(long)) + +/* + * FDDI defaults + * NOTE : In the ANSI docs, times are specified in units of "symbol time". + * AMD chips use BCLK as unit. 1 BCKL == 2 symbols + */ +#define COMPLREF ((u_long)32*256*256) /* two's complement 21 bit */ +#define MSTOBCLK(x) ((u_long)(x)*12500L) +#define MSTOTVX(x) (((u_long)(x)*1000L)/80/255) + +#endif /* _SUPERNET_ */ |