+++ /dev/null
-/*
- * linux/drivers/acorn/net/ether1.h
- *
- * Copyright (C) 1996 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Network driver for Acorn Ether1 cards.
- */
-
-#ifndef _LINUX_ether1_H
-#define _LINUX_ether1_H
-
-#ifdef __ETHER1_C
-/* use 0 for production, 1 for verification, >2 for debug */
-#ifndef NET_DEBUG
-#define NET_DEBUG 0
-#endif
-
-#define priv(dev) ((struct ether1_priv *)netdev_priv(dev))
-
-/* Page register */
-#define REG_PAGE (priv(dev)->base + 0x0000)
-
-/* Control register */
-#define REG_CONTROL (priv(dev)->base + 0x0004)
-#define CTRL_RST 0x01
-#define CTRL_LOOPBACK 0x02
-#define CTRL_CA 0x04
-#define CTRL_ACK 0x08
-
-#define ETHER1_RAM (priv(dev)->base + 0x2000)
-
-/* HW address */
-#define IDPROM_ADDRESS (priv(dev)->base + 0x0024)
-
-struct ether1_priv {
- void __iomem *base;
- unsigned int tx_link;
- unsigned int tx_head;
- volatile unsigned int tx_tail;
- volatile unsigned int rx_head;
- volatile unsigned int rx_tail;
- unsigned char bus_type;
- unsigned char resetting;
- unsigned char initialising : 1;
- unsigned char restart : 1;
-};
-
-#define I82586_NULL (-1)
-
-typedef struct { /* tdr */
- unsigned short tdr_status;
- unsigned short tdr_command;
- unsigned short tdr_link;
- unsigned short tdr_result;
-#define TDR_TIME (0x7ff)
-#define TDR_SHORT (1 << 12)
-#define TDR_OPEN (1 << 13)
-#define TDR_XCVRPROB (1 << 14)
-#define TDR_LNKOK (1 << 15)
-} tdr_t;
-
-typedef struct { /* transmit */
- unsigned short tx_status;
- unsigned short tx_command;
- unsigned short tx_link;
- unsigned short tx_tbdoffset;
-} tx_t;
-
-typedef struct { /* tbd */
- unsigned short tbd_opts;
-#define TBD_CNT (0x3fff)
-#define TBD_EOL (1 << 15)
- unsigned short tbd_link;
- unsigned short tbd_bufl;
- unsigned short tbd_bufh;
-} tbd_t;
-
-typedef struct { /* rfd */
- unsigned short rfd_status;
-#define RFD_NOEOF (1 << 6)
-#define RFD_FRAMESHORT (1 << 7)
-#define RFD_DMAOVRN (1 << 8)
-#define RFD_NORESOURCES (1 << 9)
-#define RFD_ALIGNERROR (1 << 10)
-#define RFD_CRCERROR (1 << 11)
-#define RFD_OK (1 << 13)
-#define RFD_FDCONSUMED (1 << 14)
-#define RFD_COMPLETE (1 << 15)
- unsigned short rfd_command;
-#define RFD_CMDSUSPEND (1 << 14)
-#define RFD_CMDEL (1 << 15)
- unsigned short rfd_link;
- unsigned short rfd_rbdoffset;
- unsigned char rfd_dest[6];
- unsigned char rfd_src[6];
- unsigned short rfd_len;
-} rfd_t;
-
-typedef struct { /* rbd */
- unsigned short rbd_status;
-#define RBD_ACNT (0x3fff)
-#define RBD_ACNTVALID (1 << 14)
-#define RBD_EOF (1 << 15)
- unsigned short rbd_link;
- unsigned short rbd_bufl;
- unsigned short rbd_bufh;
- unsigned short rbd_len;
-} rbd_t;
-
-typedef struct { /* nop */
- unsigned short nop_status;
- unsigned short nop_command;
- unsigned short nop_link;
-} nop_t;
-
-typedef struct { /* set multicast */
- unsigned short mc_status;
- unsigned short mc_command;
- unsigned short mc_link;
- unsigned short mc_cnt;
- unsigned char mc_addrs[1][6];
-} mc_t;
-
-typedef struct { /* set address */
- unsigned short sa_status;
- unsigned short sa_command;
- unsigned short sa_link;
- unsigned char sa_addr[6];
-} sa_t;
-
-typedef struct { /* config command */
- unsigned short cfg_status;
- unsigned short cfg_command;
- unsigned short cfg_link;
- unsigned char cfg_bytecnt; /* size foll data: 4 - 12 */
- unsigned char cfg_fifolim; /* FIFO threshold */
- unsigned char cfg_byte8;
-#define CFG8_SRDY (1 << 6)
-#define CFG8_SAVEBADF (1 << 7)
- unsigned char cfg_byte9;
-#define CFG9_ADDRLEN(x) (x)
-#define CFG9_ADDRLENBUF (1 << 3)
-#define CFG9_PREAMB2 (0 << 4)
-#define CFG9_PREAMB4 (1 << 4)
-#define CFG9_PREAMB8 (2 << 4)
-#define CFG9_PREAMB16 (3 << 4)
-#define CFG9_ILOOPBACK (1 << 6)
-#define CFG9_ELOOPBACK (1 << 7)
- unsigned char cfg_byte10;
-#define CFG10_LINPRI(x) (x)
-#define CFG10_ACR(x) (x << 4)
-#define CFG10_BOFMET (1 << 7)
- unsigned char cfg_ifs;
- unsigned char cfg_slotl;
- unsigned char cfg_byte13;
-#define CFG13_SLOTH(x) (x)
-#define CFG13_RETRY(x) (x << 4)
- unsigned char cfg_byte14;
-#define CFG14_PROMISC (1 << 0)
-#define CFG14_DISBRD (1 << 1)
-#define CFG14_MANCH (1 << 2)
-#define CFG14_TNCRS (1 << 3)
-#define CFG14_NOCRC (1 << 4)
-#define CFG14_CRC16 (1 << 5)
-#define CFG14_BTSTF (1 << 6)
-#define CFG14_FLGPAD (1 << 7)
- unsigned char cfg_byte15;
-#define CFG15_CSTF(x) (x)
-#define CFG15_ICSS (1 << 3)
-#define CFG15_CDTF(x) (x << 4)
-#define CFG15_ICDS (1 << 7)
- unsigned short cfg_minfrmlen;
-} cfg_t;
-
-typedef struct { /* scb */
- unsigned short scb_status; /* status of 82586 */
-#define SCB_STRXMASK (7 << 4) /* Receive unit status */
-#define SCB_STRXIDLE (0 << 4) /* Idle */
-#define SCB_STRXSUSP (1 << 4) /* Suspended */
-#define SCB_STRXNRES (2 << 4) /* No resources */
-#define SCB_STRXRDY (4 << 4) /* Ready */
-#define SCB_STCUMASK (7 << 8) /* Command unit status */
-#define SCB_STCUIDLE (0 << 8) /* Idle */
-#define SCB_STCUSUSP (1 << 8) /* Suspended */
-#define SCB_STCUACTV (2 << 8) /* Active */
-#define SCB_STRNR (1 << 12) /* Receive unit not ready */
-#define SCB_STCNA (1 << 13) /* Command unit not ready */
-#define SCB_STFR (1 << 14) /* Frame received */
-#define SCB_STCX (1 << 15) /* Command completed */
- unsigned short scb_command; /* Next command */
-#define SCB_CMDRXSTART (1 << 4) /* Start (at rfa_offset) */
-#define SCB_CMDRXRESUME (2 << 4) /* Resume reception */
-#define SCB_CMDRXSUSPEND (3 << 4) /* Suspend reception */
-#define SCB_CMDRXABORT (4 << 4) /* Abort reception */
-#define SCB_CMDCUCSTART (1 << 8) /* Start (at cbl_offset) */
-#define SCB_CMDCUCRESUME (2 << 8) /* Resume execution */
-#define SCB_CMDCUCSUSPEND (3 << 8) /* Suspend execution */
-#define SCB_CMDCUCABORT (4 << 8) /* Abort execution */
-#define SCB_CMDACKRNR (1 << 12) /* Ack RU not ready */
-#define SCB_CMDACKCNA (1 << 13) /* Ack CU not ready */
-#define SCB_CMDACKFR (1 << 14) /* Ack Frame received */
-#define SCB_CMDACKCX (1 << 15) /* Ack Command complete */
- unsigned short scb_cbl_offset; /* Offset of first command unit */
- unsigned short scb_rfa_offset; /* Offset of first receive frame area */
- unsigned short scb_crc_errors; /* Properly aligned frame with CRC error*/
- unsigned short scb_aln_errors; /* Misaligned frames */
- unsigned short scb_rsc_errors; /* Frames lost due to no space */
- unsigned short scb_ovn_errors; /* Frames lost due to slow bus */
-} scb_t;
-
-typedef struct { /* iscp */
- unsigned short iscp_busy; /* set by CPU before CA */
- unsigned short iscp_offset; /* offset of SCB */
- unsigned short iscp_basel; /* base of SCB */
- unsigned short iscp_baseh;
-} iscp_t;
-
- /* this address must be 0xfff6 */
-typedef struct { /* scp */
- unsigned short scp_sysbus; /* bus size */
-#define SCP_SY_16BBUS 0x00
-#define SCP_SY_8BBUS 0x01
- unsigned short scp_junk[2]; /* junk */
- unsigned short scp_iscpl; /* lower 16 bits of iscp */
- unsigned short scp_iscph; /* upper 16 bits of iscp */
-} scp_t;
-
-/* commands */
-#define CMD_NOP 0
-#define CMD_SETADDRESS 1
-#define CMD_CONFIG 2
-#define CMD_SETMULTICAST 3
-#define CMD_TX 4
-#define CMD_TDR 5
-#define CMD_DUMP 6
-#define CMD_DIAGNOSE 7
-
-#define CMD_MASK 7
-
-#define CMD_INTR (1 << 13)
-#define CMD_SUSP (1 << 14)
-#define CMD_EOL (1 << 15)
-
-#define STAT_COLLISIONS (15)
-#define STAT_COLLEXCESSIVE (1 << 5)
-#define STAT_COLLAFTERTX (1 << 6)
-#define STAT_TXDEFERRED (1 << 7)
-#define STAT_TXSLOWDMA (1 << 8)
-#define STAT_TXLOSTCTS (1 << 9)
-#define STAT_NOCARRIER (1 << 10)
-#define STAT_FAIL (1 << 11)
-#define STAT_ABORTED (1 << 12)
-#define STAT_OK (1 << 13)
-#define STAT_BUSY (1 << 14)
-#define STAT_COMPLETE (1 << 15)
-#endif
-#endif
-
-/*
- * Ether1 card definitions:
- *
- * FAST accesses:
- * +0 Page register
- * 16 pages
- * +4 Control
- * '1' = reset
- * '2' = loopback
- * '4' = CA
- * '8' = int ack
- *
- * RAM at address + 0x2000
- * Pod. Prod id = 3
- * Words after ID block [base + 8 words]
- * +0 pcb issue (0x0c and 0xf3 invalid)
- * +1 - +6 eth hw address
- */
git.openpandora.org / pandora-kernel.git / blobdiff