/*------------------------------------------------------------------------ . smc91111.h - macros for the LAN91C111 Ethernet Driver . . (C) Copyright 2002 . Sysgo Real-Time Solutions, GmbH <www.elinos.com> . Rolf Offermanns <rof@sysgo.de> . Copyright (C) 2001 Standard Microsystems Corporation (SMSC) . Developed by Simple Network Magic Corporation (SNMC) . Copyright (C) 1996 by Erik Stahlman (ES) . . 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. . . This program is distributed in the hope that it will be useful, . but WITHOUT ANY WARRANTY; without even the implied warranty of . MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the . GNU General Public License for more details. . . You should have received a copy of the GNU General Public License . along with this program; if not, write to the Free Software . Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA . . This file contains register information and access macros for . the LAN91C111 single chip ethernet controller. It is a modified . version of the smc9194.h file. . . Information contained in this file was obtained from the LAN91C111 . manual from SMC. To get a copy, if you really want one, you can find . information under www.smsc.com. . . Authors . Erik Stahlman ( erik@vt.edu ) . Daris A Nevil ( dnevil@snmc.com ) . . History . 03/16/01 Daris A Nevil Modified for use with LAN91C111 device . ---------------------------------------------------------------------------*/ #ifndef _SMC91111_H_ #define _SMC91111_H_ #include <asm/types.h> #include <config.h> /* * This function may be called by the board specific initialisation code * in order to override the default mac address. */ void smc_set_mac_addr (const unsigned char *addr); /* I want some simple types */ typedef unsigned char byte; typedef unsigned short word; typedef unsigned long int dword; struct smc91111_priv{ u8 dev_num; }; /* . DEBUGGING LEVELS . . 0 for normal operation . 1 for slightly more details . >2 for various levels of increasingly useless information . 2 for interrupt tracking, status flags . 3 for packet info . 4 for complete packet dumps */ /*#define SMC_DEBUG 0 */ /* Because of bank switching, the LAN91xxx uses only 16 I/O ports */ #define SMC_IO_EXTENT 16 #ifdef CONFIG_CPU_PXA25X #ifdef CONFIG_XSENGINE #define SMC_inl(a,r) (*((volatile dword *)((a)->iobase+((r)<<1)))) #define SMC_inw(a,r) (*((volatile word *)((a)->iobase+((r)<<1)))) #define SMC_inb(a,p) ({ \ unsigned int __p = (unsigned int)((a)->iobase + ((p)<<1)); \ unsigned int __v = *(volatile unsigned short *)((__p) & ~2); \ if (__p & 2) __v >>= 8; \ else __v &= 0xff; \ __v; }) #elif defined(CONFIG_XAENIAX) #define SMC_inl(a,r) (*((volatile dword *)((a)->iobase+(r)))) #define SMC_inw(a,z) ({ \ unsigned int __p = (unsigned int)((a)->iobase + (z)); \ unsigned int __v = *(volatile unsigned int *)((__p) & ~3); \ if (__p & 3) __v >>= 16; \ else __v &= 0xffff; \ __v; }) #define SMC_inb(a,p) ({ \ unsigned int ___v = SMC_inw((a),(p) & ~1); \ if ((p) & 1) ___v >>= 8; \ else ___v &= 0xff; \ ___v; }) #else #define SMC_inl(a,r) (*((volatile dword *)((a)->iobase+(r)))) #define SMC_inw(a,r) (*((volatile word *)((a)->iobase+(r)))) #define SMC_inb(a,p) ({ \ unsigned int __p = (unsigned int)((a)->iobase + (p)); \ unsigned int __v = *(volatile unsigned short *)((__p) & ~1); \ if (__p & 1) __v >>= 8; \ else __v &= 0xff; \ __v; }) #endif #ifdef CONFIG_XSENGINE #define SMC_outl(a,d,r) (*((volatile dword *)((a)->iobase+(r<<1))) = d) #define SMC_outw(a,d,r) (*((volatile word *)((a)->iobase+(r<<1))) = d) #elif defined (CONFIG_XAENIAX) #define SMC_outl(a,d,r) (*((volatile dword *)((a)->iobase+(r))) = d) #define SMC_outw(a,d,p) ({ \ dword __dwo = SMC_inl((a),(p) & ~3); \ dword __dwn = (word)(d); \ __dwo &= ((p) & 3) ? 0x0000ffff : 0xffff0000; \ __dwo |= ((p) & 3) ? __dwn << 16 : __dwn; \ SMC_outl((a), __dwo, (p) & ~3); \ }) #else #define SMC_outl(a,d,r) (*((volatile dword *)((a)->iobase+(r))) = d) #define SMC_outw(a,d,r) (*((volatile word *)((a)->iobase+(r))) = d) #endif #define SMC_outb(a,d,r) ({ word __d = (byte)(d); \ word __w = SMC_inw((a),(r)&~1); \ __w &= ((r)&1) ? 0x00FF : 0xFF00; \ __w |= ((r)&1) ? __d<<8 : __d; \ SMC_outw((a),__w,(r)&~1); \ }) #define SMC_outsl(a,r,b,l) ({ int __i; \ dword *__b2; \ __b2 = (dword *) b; \ for (__i = 0; __i < l; __i++) { \ SMC_outl((a), *(__b2 + __i), r); \ } \ }) #define SMC_outsw(a,r,b,l) ({ int __i; \ word *__b2; \ __b2 = (word *) b; \ for (__i = 0; __i < l; __i++) { \ SMC_outw((a), *(__b2 + __i), r); \ } \ }) #define SMC_insl(a,r,b,l) ({ int __i ; \ dword *__b2; \ __b2 = (dword *) b; \ for (__i = 0; __i < l; __i++) { \ *(__b2 + __i) = SMC_inl((a),(r)); \ SMC_inl((a),0); \ }; \ }) #define SMC_insw(a,r,b,l) ({ int __i ; \ word *__b2; \ __b2 = (word *) b; \ for (__i = 0; __i < l; __i++) { \ *(__b2 + __i) = SMC_inw((a),(r)); \ SMC_inw((a),0); \ }; \ }) #define SMC_insb(a,r,b,l) ({ int __i ; \ byte *__b2; \ __b2 = (byte *) b; \ for (__i = 0; __i < l; __i++) { \ *(__b2 + __i) = SMC_inb((a),(r)); \ SMC_inb((a),0); \ }; \ }) #elif defined(CONFIG_LEON) /* if not CONFIG_CPU_PXA25X */ #define SMC_LEON_SWAP16(_x_) ({ word _x = (_x_); ((_x << 8) | (_x >> 8)); }) #define SMC_LEON_SWAP32(_x_) \ ({ dword _x = (_x_); \ ((_x << 24) | \ ((0x0000FF00UL & _x) << 8) | \ ((0x00FF0000UL & _x) >> 8) | \ (_x >> 24)); }) #define SMC_inl(a,r) (SMC_LEON_SWAP32((*(volatile dword *)((a)->iobase+((r)<<0))))) #define SMC_inl_nosw(a,r) ((*(volatile dword *)((a)->iobase+((r)<<0)))) #define SMC_inw(a,r) (SMC_LEON_SWAP16((*(volatile word *)((a)->iobase+((r)<<0))))) #define SMC_inw_nosw(a,r) ((*(volatile word *)((a)->iobase+((r)<<0)))) #define SMC_inb(a,p) ({ \ word ___v = SMC_inw((a),(p) & ~1); \ if ((p) & 1) ___v >>= 8; \ else ___v &= 0xff; \ ___v; }) #define SMC_outl(a,d,r) (*(volatile dword *)((a)->iobase+((r)<<0))=SMC_LEON_SWAP32(d)) #define SMC_outl_nosw(a,d,r) (*(volatile dword *)((a)->iobase+((r)<<0))=(d)) #define SMC_outw(a,d,r) (*(volatile word *)((a)->iobase+((r)<<0))=SMC_LEON_SWAP16(d)) #define SMC_outw_nosw(a,d,r) (*(volatile word *)((a)->iobase+((r)<<0))=(d)) #define SMC_outb(a,d,r) do{ word __d = (byte)(d); \ word __w = SMC_inw((a),(r)&~1); \ __w &= ((r)&1) ? 0x00FF : 0xFF00; \ __w |= ((r)&1) ? __d<<8 : __d; \ SMC_outw((a),__w,(r)&~1); \ }while(0) #define SMC_outsl(a,r,b,l) do{ int __i; \ dword *__b2; \ __b2 = (dword *) b; \ for (__i = 0; __i < l; __i++) { \ SMC_outl_nosw((a), *(__b2 + __i), r); \ } \ }while(0) #define SMC_outsw(a,r,b,l) do{ int __i; \ word *__b2; \ __b2 = (word *) b; \ for (__i = 0; __i < l; __i++) { \ SMC_outw_nosw((a), *(__b2 + __i), r); \ } \ }while(0) #define SMC_insl(a,r,b,l) do{ int __i ; \ dword *__b2; \ __b2 = (dword *) b; \ for (__i = 0; __i < l; __i++) { \ *(__b2 + __i) = SMC_inl_nosw((a),(r)); \ }; \ }while(0) #define SMC_insw(a,r,b,l) do{ int __i ; \ word *__b2; \ __b2 = (word *) b; \ for (__i = 0; __i < l; __i++) { \ *(__b2 + __i) = SMC_inw_nosw((a),(r)); \ }; \ }while(0) #define SMC_insb(a,r,b,l) do{ int __i ; \ byte *__b2; \ __b2 = (byte *) b; \ for (__i = 0; __i < l; __i++) { \ *(__b2 + __i) = SMC_inb((a),(r)); \ }; \ }while(0) #else /* if not CONFIG_CPU_PXA25X and not CONFIG_LEON */ #ifndef CONFIG_SMC_USE_IOFUNCS /* these macros don't work on some boards */ /* * We have only 16 Bit PCMCIA access on Socket 0 */ #ifdef CONFIG_ADNPESC1 #define SMC_inw(a,r) (*((volatile word *)((a)->iobase+((r)<<1)))) #elif CONFIG_BLACKFIN #define SMC_inw(a,r) ({ word __v = (*((volatile word *)((a)->iobase+(r)))); SSYNC(); __v;}) #else #define SMC_inw(a,r) (*((volatile word *)((a)->iobase+(r)))) #endif #define SMC_inb(a,r) (((r)&1) ? SMC_inw((a),(r)&~1)>>8 : SMC_inw((a),(r)&0xFF)) #ifdef CONFIG_ADNPESC1 #define SMC_outw(a,d,r) (*((volatile word *)((a)->iobase+((r)<<1))) = d) #elif CONFIG_BLACKFIN #define SMC_outw(a,d,r) {(*((volatile word *)((a)->iobase+(r))) = d); SSYNC();} #else #define SMC_outw(a,d,r) (*((volatile word *)((a)->iobase+(r))) = d) #endif #define SMC_outb(a,d,r) ({ word __d = (byte)(d); \ word __w = SMC_inw((a),(r)&~1); \ __w &= ((r)&1) ? 0x00FF : 0xFF00; \ __w |= ((r)&1) ? __d<<8 : __d; \ SMC_outw((a),__w,(r)&~1); \ }) #if 0 #define SMC_outsw(a,r,b,l) outsw((a)->iobase+(r), (b), (l)) #else #define SMC_outsw(a,r,b,l) ({ int __i; \ word *__b2; \ __b2 = (word *) b; \ for (__i = 0; __i < l; __i++) { \ SMC_outw((a), *(__b2 + __i), r); \ } \ }) #endif #if 0 #define SMC_insw(a,r,b,l) insw((a)->iobase+(r), (b), (l)) #else #define SMC_insw(a,r,b,l) ({ int __i ; \ word *__b2; \ __b2 = (word *) b; \ for (__i = 0; __i < l; __i++) { \ *(__b2 + __i) = SMC_inw((a),(r)); \ SMC_inw((a),0); \ }; \ }) #endif #endif /* CONFIG_SMC_USE_IOFUNCS */ #if defined(CONFIG_SMC_USE_32_BIT) #ifdef CONFIG_XSENGINE #define SMC_inl(a,r) (*((volatile dword *)((a)->iobase+(r<<1)))) #else #define SMC_inl(a,r) (*((volatile dword *)((a)->iobase+(r)))) #endif #define SMC_insl(a,r,b,l) ({ int __i ; \ dword *__b2; \ __b2 = (dword *) b; \ for (__i = 0; __i < l; __i++) { \ *(__b2 + __i) = SMC_inl((a),(r)); \ SMC_inl((a),0); \ }; \ }) #ifdef CONFIG_XSENGINE #define SMC_outl(a,d,r) (*((volatile dword *)((a)->iobase+(r<<1))) = d) #else #define SMC_outl(a,d,r) (*((volatile dword *)((a)->iobase+(r))) = d) #endif #define SMC_outsl(a,r,b,l) ({ int __i; \ dword *__b2; \ __b2 = (dword *) b; \ for (__i = 0; __i < l; __i++) { \ SMC_outl((a), *(__b2 + __i), r); \ } \ }) #endif /* CONFIG_SMC_USE_32_BIT */ #endif /*--------------------------------------------------------------- . . A description of the SMSC registers is probably in order here, . although for details, the SMC datasheet is invaluable. . . Basically, the chip has 4 banks of registers ( 0 to 3 ), which . are accessed by writing a number into the BANK_SELECT register . ( I also use a SMC_SELECT_BANK macro for this ). . . The banks are configured so that for most purposes, bank 2 is all . that is needed for simple run time tasks. -----------------------------------------------------------------------*/ /* . Bank Select Register: . . yyyy yyyy 0000 00xx . xx = bank number . yyyy yyyy = 0x33, for identification purposes. */ #define BANK_SELECT 14 /* Transmit Control Register */ /* BANK 0 */ #define TCR_REG 0x0000 /* transmit control register */ #define TCR_ENABLE 0x0001 /* When 1 we can transmit */ #define TCR_LOOP 0x0002 /* Controls output pin LBK */ #define TCR_FORCOL 0x0004 /* When 1 will force a collision */ #define TCR_PAD_EN 0x0080 /* When 1 will pad tx frames < 64 bytes w/0 */ #define TCR_NOCRC 0x0100 /* When 1 will not append CRC to tx frames */ #define TCR_MON_CSN 0x0400 /* When 1 tx monitors carrier */ #define TCR_FDUPLX 0x0800 /* When 1 enables full duplex operation */ #define TCR_STP_SQET 0x1000 /* When 1 stops tx if Signal Quality Error */ #define TCR_EPH_LOOP 0x2000 /* When 1 enables EPH block loopback */ #define TCR_SWFDUP 0x8000 /* When 1 enables Switched Full Duplex mode */ #define TCR_CLEAR 0 /* do NOTHING */ /* the default settings for the TCR register : */ /* QUESTION: do I want to enable padding of short packets ? */ #define TCR_DEFAULT TCR_ENABLE /* EPH Status Register */ /* BANK 0 */ #define EPH_STATUS_REG 0x0002 #define ES_TX_SUC 0x0001 /* Last TX was successful */ #define ES_SNGL_COL 0x0002 /* Single collision detected for last tx */ #define ES_MUL_COL 0x0004 /* Multiple collisions detected for last tx */ #define ES_LTX_MULT 0x0008 /* Last tx was a multicast */ #define ES_16COL 0x0010 /* 16 Collisions Reached */ #define ES_SQET 0x0020 /* Signal Quality Error Test */ #define ES_LTXBRD 0x0040 /* Last tx was a broadcast */ #define ES_TXDEFR 0x0080 /* Transmit Deferred */ #define ES_LATCOL 0x0200 /* Late collision detected on last tx */ #define ES_LOSTCARR 0x0400 /* Lost Carrier Sense */ #define ES_EXC_DEF 0x0800 /* Excessive Deferral */ #define ES_CTR_ROL 0x1000 /* Counter Roll Over indication */ #define ES_LINK_OK 0x4000 /* Driven by inverted value of nLNK pin */ #define ES_TXUNRN 0x8000 /* Tx Underrun */ /* Receive Control Register */ /* BANK 0 */ #define RCR_REG 0x0004 #define RCR_RX_ABORT 0x0001 /* Set if a rx frame was aborted */ #define RCR_PRMS 0x0002 /* Enable promiscuous mode */ #define RCR_ALMUL 0x0004 /* When set accepts all multicast frames */ #define RCR_RXEN 0x0100 /* IFF this is set, we can receive packets */ #define RCR_STRIP_CRC 0x0200 /* When set strips CRC from rx packets */ #define RCR_ABORT_ENB 0x0200 /* When set will abort rx on collision */ #define RCR_FILT_CAR 0x0400 /* When set filters leading 12 bit s of carrier */ #define RCR_SOFTRST 0x8000 /* resets the chip */ /* the normal settings for the RCR register : */ #define RCR_DEFAULT (RCR_STRIP_CRC | RCR_RXEN) #define RCR_CLEAR 0x0 /* set it to a base state */ /* Counter Register */ /* BANK 0 */ #define COUNTER_REG 0x0006 /* Memory Information Register */ /* BANK 0 */ #define MIR_REG 0x0008 /* Receive/Phy Control Register */ /* BANK 0 */ #define RPC_REG 0x000A #define RPC_SPEED 0x2000 /* When 1 PHY is in 100Mbps mode. */ #define RPC_DPLX 0x1000 /* When 1 PHY is in Full-Duplex Mode */ #define RPC_ANEG 0x0800 /* When 1 PHY is in Auto-Negotiate Mode */ #define RPC_LSXA_SHFT 5 /* Bits to shift LS2A,LS1A,LS0A to lsb */ #define RPC_LSXB_SHFT 2 /* Bits to get LS2B,LS1B,LS0B to lsb */ #define RPC_LED_100_10 (0x00) /* LED = 100Mbps OR's with 10Mbps link detect */ #define RPC_LED_RES (0x01) /* LED = Reserved */ #define RPC_LED_10 (0x02) /* LED = 10Mbps link detect */ #define RPC_LED_FD (0x03) /* LED = Full Duplex Mode */ #define RPC_LED_TX_RX (0x04) /* LED = TX or RX packet occurred */ #define RPC_LED_100 (0x05) /* LED = 100Mbps link dectect */ #define RPC_LED_TX (0x06) /* LED = TX packet occurred */ #define RPC_LED_RX (0x07) /* LED = RX packet occurred */ #if defined(CONFIG_DK1C20) || defined(CONFIG_DK1S10) /* buggy schematic: LEDa -> yellow, LEDb --> green */ #define RPC_DEFAULT ( RPC_SPEED | RPC_DPLX | RPC_ANEG \ | (RPC_LED_TX_RX << RPC_LSXA_SHFT) \ | (RPC_LED_100_10 << RPC_LSXB_SHFT) ) #elif defined(CONFIG_ADNPESC1) /* SSV ADNP/ESC1 has only one LED: LEDa -> Rx/Tx indicator */ #define RPC_DEFAULT ( RPC_SPEED | RPC_DPLX | RPC_ANEG \ | (RPC_LED_TX_RX << RPC_LSXA_SHFT) \ | (RPC_LED_100_10 << RPC_LSXB_SHFT) ) #else /* SMSC reference design: LEDa --> green, LEDb --> yellow */ #define RPC_DEFAULT ( RPC_SPEED | RPC_DPLX | RPC_ANEG \ | (RPC_LED_100_10 << RPC_LSXA_SHFT) \ | (RPC_LED_TX_RX << RPC_LSXB_SHFT) ) #endif /* Bank 0 0x000C is reserved */ /* Bank Select Register */ /* All Banks */ #define BSR_REG 0x000E /* Configuration Reg */ /* BANK 1 */ #define CONFIG_REG 0x0000 #define CONFIG_EXT_PHY 0x0200 /* 1=external MII, 0=internal Phy */ #define CONFIG_GPCNTRL 0x0400 /* Inverse value drives pin nCNTRL */ #define CONFIG_NO_WAIT 0x1000 /* When 1 no extra wait states on ISA bus */ #define CONFIG_EPH_POWER_EN 0x8000 /* When 0 EPH is placed into low power mode. */ /* Default is powered-up, Internal Phy, Wait States, and pin nCNTRL=low */ #define CONFIG_DEFAULT (CONFIG_EPH_POWER_EN) /* Base Address Register */ /* BANK 1 */ #define BASE_REG 0x0002 /* Individual Address Registers */ /* BANK 1 */ #define ADDR0_REG 0x0004 #define ADDR1_REG 0x0006 #define ADDR2_REG 0x0008 /* General Purpose Register */ /* BANK 1 */ #define GP_REG 0x000A /* Control Register */ /* BANK 1 */ #define CTL_REG 0x000C #define CTL_RCV_BAD 0x4000 /* When 1 bad CRC packets are received */ #define CTL_AUTO_RELEASE 0x0800 /* When 1 tx pages are released automatically */ #define CTL_LE_ENABLE 0x0080 /* When 1 enables Link Error interrupt */ #define CTL_CR_ENABLE 0x0040 /* When 1 enables Counter Rollover interrupt */ #define CTL_TE_ENABLE 0x0020 /* When 1 enables Transmit Error interrupt */ #define CTL_EEPROM_SELECT 0x0004 /* Controls EEPROM reload & store */ #define CTL_RELOAD 0x0002 /* When set reads EEPROM into registers */ #define CTL_STORE 0x0001 /* When set stores registers into EEPROM */ #define CTL_DEFAULT (0x1A10) /* Autorelease enabled*/ /* MMU Command Register */ /* BANK 2 */ #define MMU_CMD_REG 0x0000 #define MC_BUSY 1 /* When 1 the last release has not completed */ #define MC_NOP (0<<5) /* No Op */ #define MC_ALLOC (1<<5) /* OR with number of 256 byte packets */ #define MC_RESET (2<<5) /* Reset MMU to initial state */ #define MC_REMOVE (3<<5) /* Remove the current rx packet */ #define MC_RELEASE (4<<5) /* Remove and release the current rx packet */ #define MC_FREEPKT (5<<5) /* Release packet in PNR register */ #define MC_ENQUEUE (6<<5) /* Enqueue the packet for transmit */ #define MC_RSTTXFIFO (7<<5) /* Reset the TX FIFOs */ /* Packet Number Register */ /* BANK 2 */ #define PN_REG 0x0002 /* Allocation Result Register */ /* BANK 2 */ #define AR_REG 0x0003 #define AR_FAILED 0x80 /* Alocation Failed */ /* RX FIFO Ports Register */ /* BANK 2 */ #define RXFIFO_REG 0x0004 /* Must be read as a word */ #define RXFIFO_REMPTY 0x8000 /* RX FIFO Empty */ /* TX FIFO Ports Register */ /* BANK 2 */ #define TXFIFO_REG RXFIFO_REG /* Must be read as a word */ #define TXFIFO_TEMPTY 0x80 /* TX FIFO Empty */ /* Pointer Register */ /* BANK 2 */ #define PTR_REG 0x0006 #define PTR_RCV 0x8000 /* 1=Receive area, 0=Transmit area */ #define PTR_AUTOINC 0x4000 /* Auto increment the pointer on each access */ #define PTR_READ 0x2000 /* When 1 the operation is a read */ #define PTR_NOTEMPTY 0x0800 /* When 1 _do not_ write fifo DATA REG */ /* Data Register */ /* BANK 2 */ #define SMC91111_DATA_REG 0x0008 /* Interrupt Status/Acknowledge Register */ /* BANK 2 */ #define SMC91111_INT_REG 0x000C /* Interrupt Mask Register */ /* BANK 2 */ #define IM_REG 0x000D #define IM_MDINT 0x80 /* PHY MI Register 18 Interrupt */ #define IM_ERCV_INT 0x40 /* Early Receive Interrupt */ #define IM_EPH_INT 0x20 /* Set by Etheret Protocol Handler section */ #define IM_RX_OVRN_INT 0x10 /* Set by Receiver Overruns */ #define IM_ALLOC_INT 0x08 /* Set when allocation request is completed */ #define IM_TX_EMPTY_INT 0x04 /* Set if the TX FIFO goes empty */ #define IM_TX_INT 0x02 /* Transmit Interrrupt */ #define IM_RCV_INT 0x01 /* Receive Interrupt */ /* Multicast Table Registers */ /* BANK 3 */ #define MCAST_REG1 0x0000 #define MCAST_REG2 0x0002 #define MCAST_REG3 0x0004 #define MCAST_REG4 0x0006 /* Management Interface Register (MII) */ /* BANK 3 */ #define MII_REG 0x0008 #define MII_MSK_CRS100 0x4000 /* Disables CRS100 detection during tx half dup */ #define MII_MDOE 0x0008 /* MII Output Enable */ #define MII_MCLK 0x0004 /* MII Clock, pin MDCLK */ #define MII_MDI 0x0002 /* MII Input, pin MDI */ #define MII_MDO 0x0001 /* MII Output, pin MDO */ /* Revision Register */ /* BANK 3 */ #define REV_REG 0x000A /* ( hi: chip id low: rev # ) */ /* Early RCV Register */ /* BANK 3 */ /* this is NOT on SMC9192 */ #define ERCV_REG 0x000C #define ERCV_RCV_DISCRD 0x0080 /* When 1 discards a packet being received */ #define ERCV_THRESHOLD 0x001F /* ERCV Threshold Mask */ /* External Register */ /* BANK 7 */ #define EXT_REG 0x0000 #define CHIP_9192 3 #define CHIP_9194 4 #define CHIP_9195 5 #define CHIP_9196 6 #define CHIP_91100 7 #define CHIP_91100FD 8 #define CHIP_91111FD 9 #if 0 static const char * chip_ids[ 15 ] = { NULL, NULL, NULL, /* 3 */ "SMC91C90/91C92", /* 4 */ "SMC91C94", /* 5 */ "SMC91C95", /* 6 */ "SMC91C96", /* 7 */ "SMC91C100", /* 8 */ "SMC91C100FD", /* 9 */ "SMC91C111", NULL, NULL, NULL, NULL, NULL}; #endif /* . Transmit status bits */ #define TS_SUCCESS 0x0001 #define TS_LOSTCAR 0x0400 #define TS_LATCOL 0x0200 #define TS_16COL 0x0010 /* . Receive status bits */ #define RS_ALGNERR 0x8000 #define RS_BRODCAST 0x4000 #define RS_BADCRC 0x2000 #define RS_ODDFRAME 0x1000 /* bug: the LAN91C111 never sets this on receive */ #define RS_TOOLONG 0x0800 #define RS_TOOSHORT 0x0400 #define RS_MULTICAST 0x0001 #define RS_ERRORS (RS_ALGNERR | RS_BADCRC | RS_TOOLONG | RS_TOOSHORT) /* PHY Types */ enum { PHY_LAN83C183 = 1, /* LAN91C111 Internal PHY */ PHY_LAN83C180 }; /* PHY Register Addresses (LAN91C111 Internal PHY) */ /* PHY Control Register */ #define PHY_CNTL_REG 0x00 #define PHY_CNTL_RST 0x8000 /* 1=PHY Reset */ #define PHY_CNTL_LPBK 0x4000 /* 1=PHY Loopback */ #define PHY_CNTL_SPEED 0x2000 /* 1=100Mbps, 0=10Mpbs */ #define PHY_CNTL_ANEG_EN 0x1000 /* 1=Enable Auto negotiation */ #define PHY_CNTL_PDN 0x0800 /* 1=PHY Power Down mode */ #define PHY_CNTL_MII_DIS 0x0400 /* 1=MII 4 bit interface disabled */ #define PHY_CNTL_ANEG_RST 0x0200 /* 1=Reset Auto negotiate */ #define PHY_CNTL_DPLX 0x0100 /* 1=Full Duplex, 0=Half Duplex */ #define PHY_CNTL_COLTST 0x0080 /* 1= MII Colision Test */ /* PHY Status Register */ #define PHY_STAT_REG 0x01 #define PHY_STAT_CAP_T4 0x8000 /* 1=100Base-T4 capable */ #define PHY_STAT_CAP_TXF 0x4000 /* 1=100Base-X full duplex capable */ #define PHY_STAT_CAP_TXH 0x2000 /* 1=100Base-X half duplex capable */ #define PHY_STAT_CAP_TF 0x1000 /* 1=10Mbps full duplex capable */ #define PHY_STAT_CAP_TH 0x0800 /* 1=10Mbps half duplex capable */ #define PHY_STAT_CAP_SUPR 0x0040 /* 1=recv mgmt frames with not preamble */ #define PHY_STAT_ANEG_ACK 0x0020 /* 1=ANEG has completed */ #define PHY_STAT_REM_FLT 0x0010 /* 1=Remote Fault detected */ #define PHY_STAT_CAP_ANEG 0x0008 /* 1=Auto negotiate capable */ #define PHY_STAT_LINK 0x0004 /* 1=valid link */ #define PHY_STAT_JAB 0x0002 /* 1=10Mbps jabber condition */ #define PHY_STAT_EXREG 0x0001 /* 1=extended registers implemented */ /* PHY Identifier Registers */ #define PHY_ID1_REG 0x02 /* PHY Identifier 1 */ #define PHY_ID2_REG 0x03 /* PHY Identifier 2 */ /* PHY Auto-Negotiation Advertisement Register */ #define PHY_AD_REG 0x04 #define PHY_AD_NP 0x8000 /* 1=PHY requests exchange of Next Page */ #define PHY_AD_ACK 0x4000 /* 1=got link code word from remote */ #define PHY_AD_RF 0x2000 /* 1=advertise remote fault */ #define PHY_AD_T4 0x0200 /* 1=PHY is capable of 100Base-T4 */ #define PHY_AD_TX_FDX 0x0100 /* 1=PHY is capable of 100Base-TX FDPLX */ #define PHY_AD_TX_HDX 0x0080 /* 1=PHY is capable of 100Base-TX HDPLX */ #define PHY_AD_10_FDX 0x0040 /* 1=PHY is capable of 10Base-T FDPLX */ #define PHY_AD_10_HDX 0x0020 /* 1=PHY is capable of 10Base-T HDPLX */ #define PHY_AD_CSMA 0x0001 /* 1=PHY is capable of 802.3 CMSA */ /* PHY Auto-negotiation Remote End Capability Register */ #define PHY_RMT_REG 0x05 /* Uses same bit definitions as PHY_AD_REG */ /* PHY Configuration Register 1 */ #define PHY_CFG1_REG 0x10 #define PHY_CFG1_LNKDIS 0x8000 /* 1=Rx Link Detect Function disabled */ #define PHY_CFG1_XMTDIS 0x4000 /* 1=TP Transmitter Disabled */ #define PHY_CFG1_XMTPDN 0x2000 /* 1=TP Transmitter Powered Down */ #define PHY_CFG1_BYPSCR 0x0400 /* 1=Bypass scrambler/descrambler */ #define PHY_CFG1_UNSCDS 0x0200 /* 1=Unscramble Idle Reception Disable */ #define PHY_CFG1_EQLZR 0x0100 /* 1=Rx Equalizer Disabled */ #define PHY_CFG1_CABLE 0x0080 /* 1=STP(150ohm), 0=UTP(100ohm) */ #define PHY_CFG1_RLVL0 0x0040 /* 1=Rx Squelch level reduced by 4.5db */ #define PHY_CFG1_TLVL_SHIFT 2 /* Transmit Output Level Adjust */ #define PHY_CFG1_TLVL_MASK 0x003C #define PHY_CFG1_TRF_MASK 0x0003 /* Transmitter Rise/Fall time */ /* PHY Configuration Register 2 */ #define PHY_CFG2_REG 0x11 #define PHY_CFG2_APOLDIS 0x0020 /* 1=Auto Polarity Correction disabled */ #define PHY_CFG2_JABDIS 0x0010 /* 1=Jabber disabled */ #define PHY_CFG2_MREG 0x0008 /* 1=Multiple register access (MII mgt) */ #define PHY_CFG2_INTMDIO 0x0004 /* 1=Interrupt signaled with MDIO pulseo */ /* PHY Status Output (and Interrupt status) Register */ #define PHY_INT_REG 0x12 /* Status Output (Interrupt Status) */ #define PHY_INT_INT 0x8000 /* 1=bits have changed since last read */ #define PHY_INT_LNKFAIL 0x4000 /* 1=Link Not detected */ #define PHY_INT_LOSSSYNC 0x2000 /* 1=Descrambler has lost sync */ #define PHY_INT_CWRD 0x1000 /* 1=Invalid 4B5B code detected on rx */ #define PHY_INT_SSD 0x0800 /* 1=No Start Of Stream detected on rx */ #define PHY_INT_ESD 0x0400 /* 1=No End Of Stream detected on rx */ #define PHY_INT_RPOL 0x0200 /* 1=Reverse Polarity detected */ #define PHY_INT_JAB 0x0100 /* 1=Jabber detected */ #define PHY_INT_SPDDET 0x0080 /* 1=100Base-TX mode, 0=10Base-T mode */ #define PHY_INT_DPLXDET 0x0040 /* 1=Device in Full Duplex */ /* PHY Interrupt/Status Mask Register */ #define PHY_MASK_REG 0x13 /* Interrupt Mask */ /* Uses the same bit definitions as PHY_INT_REG */ /*------------------------------------------------------------------------- . I define some macros to make it easier to do somewhat common . or slightly complicated, repeated tasks. --------------------------------------------------------------------------*/ /* select a register bank, 0 to 3 */ #define SMC_SELECT_BANK(a,x) { SMC_outw((a), (x), BANK_SELECT ); } /* this enables an interrupt in the interrupt mask register */ #define SMC_ENABLE_INT(a,x) {\ unsigned char mask;\ SMC_SELECT_BANK((a),2);\ mask = SMC_inb((a), IM_REG );\ mask |= (x);\ SMC_outb( (a), mask, IM_REG ); \ } /* this disables an interrupt from the interrupt mask register */ #define SMC_DISABLE_INT(a,x) {\ unsigned char mask;\ SMC_SELECT_BANK(2);\ mask = SMC_inb( (a), IM_REG );\ mask &= ~(x);\ SMC_outb( (a), mask, IM_REG ); \ } /*---------------------------------------------------------------------- . Define the interrupts that I want to receive from the card . . I want: . IM_EPH_INT, for nasty errors . IM_RCV_INT, for happy received packets . IM_RX_OVRN_INT, because I have to kick the receiver . IM_MDINT, for PHY Register 18 Status Changes --------------------------------------------------------------------------*/ #define SMC_INTERRUPT_MASK (IM_EPH_INT | IM_RX_OVRN_INT | IM_RCV_INT | \ IM_MDINT) #endif /* _SMC_91111_H_ */