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Diffstat (limited to 'drivers/net/sk_g16.h')
| -rw-r--r-- | drivers/net/sk_g16.h | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/drivers/net/sk_g16.h b/drivers/net/sk_g16.h deleted file mode 100644 index 0a5dc09..0000000 --- a/drivers/net/sk_g16.h +++ /dev/null @@ -1,165 +0,0 @@ -/*- - * - * This software may be used and distributed according to the terms - * of the GNU General Public License, incorporated herein by reference. - * - * Module : sk_g16.h - * Version : $Revision$ - * - * Author : M.Hipp (mhipp@student.uni-tuebingen.de) - * changes by : Patrick J.D. Weichmann - * - * Date Created : 94/05/25 - * - * Description : In here are all necessary definitions of - * the am7990 (LANCE) chip used for writing a - * network device driver which uses this chip - * - * $Log$ --*/ - -#ifndef SK_G16_H - -#define SK_G16_H - - -/* - * Control and Status Register 0 (CSR0) bit definitions - * - * (R=Readable) (W=Writeable) (S=Set on write) (C-Clear on write) - * - */ - -#define CSR0_ERR 0x8000 /* Error summary (R) */ -#define CSR0_BABL 0x4000 /* Babble transmitter timeout error (RC) */ -#define CSR0_CERR 0x2000 /* Collision Error (RC) */ -#define CSR0_MISS 0x1000 /* Missed packet (RC) */ -#define CSR0_MERR 0x0800 /* Memory Error (RC) */ -#define CSR0_RINT 0x0400 /* Receiver Interrupt (RC) */ -#define CSR0_TINT 0x0200 /* Transmit Interrupt (RC) */ -#define CSR0_IDON 0x0100 /* Initialization Done (RC) */ -#define CSR0_INTR 0x0080 /* Interrupt Flag (R) */ -#define CSR0_INEA 0x0040 /* Interrupt Enable (RW) */ -#define CSR0_RXON 0x0020 /* Receiver on (R) */ -#define CSR0_TXON 0x0010 /* Transmitter on (R) */ -#define CSR0_TDMD 0x0008 /* Transmit Demand (RS) */ -#define CSR0_STOP 0x0004 /* Stop (RS) */ -#define CSR0_STRT 0x0002 /* Start (RS) */ -#define CSR0_INIT 0x0001 /* Initialize (RS) */ - -#define CSR0_CLRALL 0x7f00 /* mask for all clearable bits */ - -/* - * Control and Status Register 3 (CSR3) bit definitions - * - */ - -#define CSR3_BSWAP 0x0004 /* Byte Swap (RW) */ -#define CSR3_ACON 0x0002 /* ALE Control (RW) */ -#define CSR3_BCON 0x0001 /* Byte Control (RW) */ - -/* - * Initialization Block Mode operation Bit Definitions. - */ - -#define MODE_PROM 0x8000 /* Promiscuous Mode */ -#define MODE_INTL 0x0040 /* Internal Loopback */ -#define MODE_DRTY 0x0020 /* Disable Retry */ -#define MODE_COLL 0x0010 /* Force Collision */ -#define MODE_DTCR 0x0008 /* Disable Transmit CRC) */ -#define MODE_LOOP 0x0004 /* Loopback */ -#define MODE_DTX 0x0002 /* Disable the Transmitter */ -#define MODE_DRX 0x0001 /* Disable the Receiver */ - -#define MODE_NORMAL 0x0000 /* Normal operation mode */ - -/* - * Receive message descriptor status bit definitions. - */ - -#define RX_OWN 0x80 /* Owner bit 0 = host, 1 = lance */ -#define RX_ERR 0x40 /* Error Summary */ -#define RX_FRAM 0x20 /* Framing Error */ -#define RX_OFLO 0x10 /* Overflow Error */ -#define RX_CRC 0x08 /* CRC Error */ -#define RX_BUFF 0x04 /* Buffer Error */ -#define RX_STP 0x02 /* Start of Packet */ -#define RX_ENP 0x01 /* End of Packet */ - - -/* - * Transmit message descriptor status bit definitions. - */ - -#define TX_OWN 0x80 /* Owner bit 0 = host, 1 = lance */ -#define TX_ERR 0x40 /* Error Summary */ -#define TX_MORE 0x10 /* More the 1 retry needed to Xmit */ -#define TX_ONE 0x08 /* One retry needed to Xmit */ -#define TX_DEF 0x04 /* Deferred */ -#define TX_STP 0x02 /* Start of Packet */ -#define TX_ENP 0x01 /* End of Packet */ - -/* - * Transmit status (2) (valid if TX_ERR == 1) - */ - -#define TX_BUFF 0x8000 /* Buffering error (no ENP) */ -#define TX_UFLO 0x4000 /* Underflow (late memory) */ -#define TX_LCOL 0x1000 /* Late collision */ -#define TX_LCAR 0x0400 /* Loss of Carrier */ -#define TX_RTRY 0x0200 /* Failed after 16 retransmissions */ -#define TX_TDR 0x003f /* Time-domain-reflectometer-value */ - - -/* - * Structures used for Communication with the LANCE - */ - -/* LANCE Initialize Block */ - -struct init_block -{ - unsigned short mode; /* Mode Register */ - unsigned char paddr[6]; /* Physical Address (MAC) */ - unsigned char laddr[8]; /* Logical Filter Address (not used) */ - unsigned int rdrp; /* Receive Descriptor Ring pointer */ - unsigned int tdrp; /* Transmit Descriptor Ring pointer */ -}; - - -/* Receive Message Descriptor Entry */ - -struct rmd -{ - union - { - unsigned long buffer; /* Address of buffer */ - struct - { - unsigned char unused[3]; - unsigned volatile char status; /* Status Bits */ - } s; - } u; - volatile short blen; /* Buffer Length (two's complement) */ - unsigned short mlen; /* Message Byte Count */ -}; - - -/* Transmit Message Descriptor Entry */ - -struct tmd -{ - union - { - unsigned long buffer; /* Address of buffer */ - struct - { - unsigned char unused[3]; - unsigned volatile char status; /* Status Bits */ - } s; - } u; - unsigned short blen; /* Buffer Length (two's complement) */ - unsigned volatile short status2; /* Error Status Bits */ -}; - -#endif /* End of SK_G16_H */ |