diff options
author | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-07-13 15:38:08 -0700 |
---|---|---|
committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-08-10 20:04:12 -0700 |
commit | 115978859272b958366d4a08c99a24f9625fa663 (patch) | |
tree | e3eb08a76c0180bd5efa36985306878cbea5845f /drivers/net/eepro.c | |
parent | ae150435b59e68de00546330241727f2fec54517 (diff) |
i825xx: Move the Intel 82586/82593/82596 based drivers
Move the drivers that use the i82586/i82593/i82596 chipsets into
drivers/net/ethernet/i825xx/ and make the necessary Kconfig and
Makefile changes. There were 4 3Com drivers which were initially
moved into 3com/, which now reside in i825xx since they all used
the i82586 chip.
CC: Philip Blundell <philb@gnu.org>
CC: Russell King <linux@arm.linux.org.uk>
CC: <aris@cathedrallabs.org>
CC: Donald Becker <becker@scyld.com>
CC: Chris Beauregard <cpbeaure@undergrad.math.uwaterloo.ca>
CC: Richard Procter <rnp@paradise.net.nz>
CC: Andries Brouwer <aeb@cwi.nl>
CC: "M.Hipp" <hippm@informatik.uni-tuebingen.de>
CC: Richard Hirst <richard@sleepie.demon.co.uk>
CC: Sam Creasey <sammy@oh.verio.com>
CC: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/eepro.c')
-rw-r--r-- | drivers/net/eepro.c | 1822 |
1 files changed, 0 insertions, 1822 deletions
diff --git a/drivers/net/eepro.c b/drivers/net/eepro.c deleted file mode 100644 index dfeb006035d..00000000000 --- a/drivers/net/eepro.c +++ /dev/null @@ -1,1822 +0,0 @@ -/* eepro.c: Intel EtherExpress Pro/10 device driver for Linux. */ -/* - Written 1994, 1995,1996 by Bao C. Ha. - - Copyright (C) 1994, 1995,1996 by Bao C. Ha. - - This software may be used and distributed - according to the terms of the GNU General Public License, - incorporated herein by reference. - - The author may be reached at bao.ha@srs.gov - or 418 Hastings Place, Martinez, GA 30907. - - Things remaining to do: - Better record keeping of errors. - Eliminate transmit interrupt to reduce overhead. - Implement "concurrent processing". I won't be doing it! - - Bugs: - - If you have a problem of not detecting the 82595 during a - reboot (warm reset), disable the FLASH memory should fix it. - This is a compatibility hardware problem. - - Versions: - 0.13b basic ethtool support (aris, 09/13/2004) - 0.13a in memory shortage, drop packets also in board - (Michael Westermann <mw@microdata-pos.de>, 07/30/2002) - 0.13 irq sharing, rewrote probe function, fixed a nasty bug in - hardware_send_packet and a major cleanup (aris, 11/08/2001) - 0.12d fixing a problem with single card detected as eight eth devices - fixing a problem with sudden drop in card performance - (chris (asdn@go2.pl), 10/29/2001) - 0.12c fixing some problems with old cards (aris, 01/08/2001) - 0.12b misc fixes (aris, 06/26/2000) - 0.12a port of version 0.12a of 2.2.x kernels to 2.3.x - (aris (aris@conectiva.com.br), 05/19/2000) - 0.11e some tweaks about multiple cards support (PdP, jul/aug 1999) - 0.11d added __initdata, __init stuff; call spin_lock_init - in eepro_probe1. Replaced "eepro" by dev->name. Augmented - the code protected by spin_lock in interrupt routine - (PdP, 12/12/1998) - 0.11c minor cleanup (PdP, RMC, 09/12/1998) - 0.11b Pascal Dupuis (dupuis@lei.ucl.ac.be): works as a module - under 2.1.xx. Debug messages are flagged as KERN_DEBUG to - avoid console flooding. Added locking at critical parts. Now - the dawn thing is SMP safe. - 0.11a Attempt to get 2.1.xx support up (RMC) - 0.11 Brian Candler added support for multiple cards. Tested as - a module, no idea if it works when compiled into kernel. - - 0.10e Rick Bressler notified me that ifconfig up;ifconfig down fails - because the irq is lost somewhere. Fixed that by moving - request_irq and free_irq to eepro_open and eepro_close respectively. - 0.10d Ugh! Now Wakeup works. Was seriously broken in my first attempt. - I'll need to find a way to specify an ioport other than - the default one in the PnP case. PnP definitively sucks. - And, yes, this is not the only reason. - 0.10c PnP Wakeup Test for 595FX. uncomment #define PnPWakeup; - to use. - 0.10b Should work now with (some) Pro/10+. At least for - me (and my two cards) it does. _No_ guarantee for - function with non-Pro/10+ cards! (don't have any) - (RMC, 9/11/96) - - 0.10 Added support for the Etherexpress Pro/10+. The - IRQ map was changed significantly from the old - pro/10. The new interrupt map was provided by - Rainer M. Canavan (Canavan@Zeus.cs.bonn.edu). - (BCH, 9/3/96) - - 0.09 Fixed a race condition in the transmit algorithm, - which causes crashes under heavy load with fast - pentium computers. The performance should also - improve a bit. The size of RX buffer, and hence - TX buffer, can also be changed via lilo or insmod. - (BCH, 7/31/96) - - 0.08 Implement 32-bit I/O for the 82595TX and 82595FX - based lan cards. Disable full-duplex mode if TPE - is not used. (BCH, 4/8/96) - - 0.07a Fix a stat report which counts every packet as a - heart-beat failure. (BCH, 6/3/95) - - 0.07 Modified to support all other 82595-based lan cards. - The IRQ vector of the EtherExpress Pro will be set - according to the value saved in the EEPROM. For other - cards, I will do autoirq_request() to grab the next - available interrupt vector. (BCH, 3/17/95) - - 0.06a,b Interim released. Minor changes in the comments and - print out format. (BCH, 3/9/95 and 3/14/95) - - 0.06 First stable release that I am comfortable with. (BCH, - 3/2/95) - - 0.05 Complete testing of multicast. (BCH, 2/23/95) - - 0.04 Adding multicast support. (BCH, 2/14/95) - - 0.03 First widely alpha release for public testing. - (BCH, 2/14/95) - -*/ - -static const char version[] = - "eepro.c: v0.13b 09/13/2004 aris@cathedrallabs.org\n"; - -#include <linux/module.h> - -/* - Sources: - - This driver wouldn't have been written without the availability - of the Crynwr's Lan595 driver source code. It helps me to - familiarize with the 82595 chipset while waiting for the Intel - documentation. I also learned how to detect the 82595 using - the packet driver's technique. - - This driver is written by cutting and pasting the skeleton.c driver - provided by Donald Becker. I also borrowed the EEPROM routine from - Donald Becker's 82586 driver. - - Datasheet for the Intel 82595 (including the TX and FX version). It - provides just enough info that the casual reader might think that it - documents the i82595. - - The User Manual for the 82595. It provides a lot of the missing - information. - -*/ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/fcntl.h> -#include <linux/interrupt.h> -#include <linux/ioport.h> -#include <linux/in.h> -#include <linux/string.h> -#include <linux/errno.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/skbuff.h> -#include <linux/spinlock.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/bitops.h> -#include <linux/ethtool.h> - -#include <asm/system.h> -#include <asm/io.h> -#include <asm/dma.h> - -#define DRV_NAME "eepro" -#define DRV_VERSION "0.13c" - -#define compat_dev_kfree_skb( skb, mode ) dev_kfree_skb( (skb) ) -/* I had reports of looong delays with SLOW_DOWN defined as udelay(2) */ -#define SLOW_DOWN inb(0x80) -/* udelay(2) */ -#define compat_init_data __initdata -enum iftype { AUI=0, BNC=1, TPE=2 }; - -/* First, a few definitions that the brave might change. */ -/* A zero-terminated list of I/O addresses to be probed. */ -static unsigned int eepro_portlist[] compat_init_data = - { 0x300, 0x210, 0x240, 0x280, 0x2C0, 0x200, 0x320, 0x340, 0x360, 0}; -/* note: 0x300 is default, the 595FX supports ALL IO Ports - from 0x000 to 0x3F0, some of which are reserved in PCs */ - -/* To try the (not-really PnP Wakeup: */ -/* -#define PnPWakeup -*/ - -/* use 0 for production, 1 for verification, >2 for debug */ -#ifndef NET_DEBUG -#define NET_DEBUG 0 -#endif -static unsigned int net_debug = NET_DEBUG; - -/* The number of low I/O ports used by the ethercard. */ -#define EEPRO_IO_EXTENT 16 - -/* Different 82595 chips */ -#define LAN595 0 -#define LAN595TX 1 -#define LAN595FX 2 -#define LAN595FX_10ISA 3 - -/* Information that need to be kept for each board. */ -struct eepro_local { - unsigned rx_start; - unsigned tx_start; /* start of the transmit chain */ - int tx_last; /* pointer to last packet in the transmit chain */ - unsigned tx_end; /* end of the transmit chain (plus 1) */ - int eepro; /* 1 for the EtherExpress Pro/10, - 2 for the EtherExpress Pro/10+, - 3 for the EtherExpress 10 (blue cards), - 0 for other 82595-based lan cards. */ - int version; /* a flag to indicate if this is a TX or FX - version of the 82595 chip. */ - int stepping; - - spinlock_t lock; /* Serializing lock */ - - unsigned rcv_ram; /* pre-calculated space for rx */ - unsigned xmt_ram; /* pre-calculated space for tx */ - unsigned char xmt_bar; - unsigned char xmt_lower_limit_reg; - unsigned char xmt_upper_limit_reg; - short xmt_lower_limit; - short xmt_upper_limit; - short rcv_lower_limit; - short rcv_upper_limit; - unsigned char eeprom_reg; - unsigned short word[8]; -}; - -/* The station (ethernet) address prefix, used for IDing the board. */ -#define SA_ADDR0 0x00 /* Etherexpress Pro/10 */ -#define SA_ADDR1 0xaa -#define SA_ADDR2 0x00 - -#define GetBit(x,y) ((x & (1<<y))>>y) - -/* EEPROM Word 0: */ -#define ee_PnP 0 /* Plug 'n Play enable bit */ -#define ee_Word1 1 /* Word 1? */ -#define ee_BusWidth 2 /* 8/16 bit */ -#define ee_FlashAddr 3 /* Flash Address */ -#define ee_FlashMask 0x7 /* Mask */ -#define ee_AutoIO 6 /* */ -#define ee_reserved0 7 /* =0! */ -#define ee_Flash 8 /* Flash there? */ -#define ee_AutoNeg 9 /* Auto Negotiation enabled? */ -#define ee_IO0 10 /* IO Address LSB */ -#define ee_IO0Mask 0x /*...*/ -#define ee_IO1 15 /* IO MSB */ - -/* EEPROM Word 1: */ -#define ee_IntSel 0 /* Interrupt */ -#define ee_IntMask 0x7 -#define ee_LI 3 /* Link Integrity 0= enabled */ -#define ee_PC 4 /* Polarity Correction 0= enabled */ -#define ee_TPE_AUI 5 /* PortSelection 1=TPE */ -#define ee_Jabber 6 /* Jabber prevention 0= enabled */ -#define ee_AutoPort 7 /* Auto Port Selection 1= Disabled */ -#define ee_SMOUT 8 /* SMout Pin Control 0= Input */ -#define ee_PROM 9 /* Flash EPROM / PROM 0=Flash */ -#define ee_reserved1 10 /* .. 12 =0! */ -#define ee_AltReady 13 /* Alternate Ready, 0=normal */ -#define ee_reserved2 14 /* =0! */ -#define ee_Duplex 15 - -/* Word2,3,4: */ -#define ee_IA5 0 /*bit start for individual Addr Byte 5 */ -#define ee_IA4 8 /*bit start for individual Addr Byte 5 */ -#define ee_IA3 0 /*bit start for individual Addr Byte 5 */ -#define ee_IA2 8 /*bit start for individual Addr Byte 5 */ -#define ee_IA1 0 /*bit start for individual Addr Byte 5 */ -#define ee_IA0 8 /*bit start for individual Addr Byte 5 */ - -/* Word 5: */ -#define ee_BNC_TPE 0 /* 0=TPE */ -#define ee_BootType 1 /* 00=None, 01=IPX, 10=ODI, 11=NDIS */ -#define ee_BootTypeMask 0x3 -#define ee_NumConn 3 /* Number of Connections 0= One or Two */ -#define ee_FlashSock 4 /* Presence of Flash Socket 0= Present */ -#define ee_PortTPE 5 -#define ee_PortBNC 6 -#define ee_PortAUI 7 -#define ee_PowerMgt 10 /* 0= disabled */ -#define ee_CP 13 /* Concurrent Processing */ -#define ee_CPMask 0x7 - -/* Word 6: */ -#define ee_Stepping 0 /* Stepping info */ -#define ee_StepMask 0x0F -#define ee_BoardID 4 /* Manucaturer Board ID, reserved */ -#define ee_BoardMask 0x0FFF - -/* Word 7: */ -#define ee_INT_TO_IRQ 0 /* int to IRQ Mapping = 0x1EB8 for Pro/10+ */ -#define ee_FX_INT2IRQ 0x1EB8 /* the _only_ mapping allowed for FX chips */ - -/*..*/ -#define ee_SIZE 0x40 /* total EEprom Size */ -#define ee_Checksum 0xBABA /* initial and final value for adding checksum */ - - -/* Card identification via EEprom: */ -#define ee_addr_vendor 0x10 /* Word offset for EISA Vendor ID */ -#define ee_addr_id 0x11 /* Word offset for Card ID */ -#define ee_addr_SN 0x12 /* Serial Number */ -#define ee_addr_CRC_8 0x14 /* CRC over last thee Bytes */ - - -#define ee_vendor_intel0 0x25 /* Vendor ID Intel */ -#define ee_vendor_intel1 0xD4 -#define ee_id_eepro10p0 0x10 /* ID for eepro/10+ */ -#define ee_id_eepro10p1 0x31 - -#define TX_TIMEOUT ((4*HZ)/10) - -/* Index to functions, as function prototypes. */ - -static int eepro_probe1(struct net_device *dev, int autoprobe); -static int eepro_open(struct net_device *dev); -static netdev_tx_t eepro_send_packet(struct sk_buff *skb, - struct net_device *dev); -static irqreturn_t eepro_interrupt(int irq, void *dev_id); -static void eepro_rx(struct net_device *dev); -static void eepro_transmit_interrupt(struct net_device *dev); -static int eepro_close(struct net_device *dev); -static void set_multicast_list(struct net_device *dev); -static void eepro_tx_timeout (struct net_device *dev); - -static int read_eeprom(int ioaddr, int location, struct net_device *dev); -static int hardware_send_packet(struct net_device *dev, void *buf, short length); -static int eepro_grab_irq(struct net_device *dev); - -/* - Details of the i82595. - -You will need either the datasheet or the user manual to understand what -is going on here. The 82595 is very different from the 82586, 82593. - -The receive algorithm in eepro_rx() is just an implementation of the -RCV ring structure that the Intel 82595 imposes at the hardware level. -The receive buffer is set at 24K, and the transmit buffer is 8K. I -am assuming that the total buffer memory is 32K, which is true for the -Intel EtherExpress Pro/10. If it is less than that on a generic card, -the driver will be broken. - -The transmit algorithm in the hardware_send_packet() is similar to the -one in the eepro_rx(). The transmit buffer is a ring linked list. -I just queue the next available packet to the end of the list. In my -system, the 82595 is so fast that the list seems to always contain a -single packet. In other systems with faster computers and more congested -network traffics, the ring linked list should improve performance by -allowing up to 8K worth of packets to be queued. - -The sizes of the receive and transmit buffers can now be changed via lilo -or insmod. Lilo uses the appended line "ether=io,irq,debug,rx-buffer,eth0" -where rx-buffer is in KB unit. Modules uses the parameter mem which is -also in KB unit, for example "insmod io=io-address irq=0 mem=rx-buffer." -The receive buffer has to be more than 3K or less than 29K. Otherwise, -it is reset to the default of 24K, and, hence, 8K for the trasnmit -buffer (transmit-buffer = 32K - receive-buffer). - -*/ -#define RAM_SIZE 0x8000 - -#define RCV_HEADER 8 -#define RCV_DEFAULT_RAM 0x6000 - -#define XMT_HEADER 8 -#define XMT_DEFAULT_RAM (RAM_SIZE - RCV_DEFAULT_RAM) - -#define XMT_START_PRO RCV_DEFAULT_RAM -#define XMT_START_10 0x0000 -#define RCV_START_PRO 0x0000 -#define RCV_START_10 XMT_DEFAULT_RAM - -#define RCV_DONE 0x0008 -#define RX_OK 0x2000 -#define RX_ERROR 0x0d81 - -#define TX_DONE_BIT 0x0080 -#define TX_OK 0x2000 -#define CHAIN_BIT 0x8000 -#define XMT_STATUS 0x02 -#define XMT_CHAIN 0x04 -#define XMT_COUNT 0x06 - -#define BANK0_SELECT 0x00 -#define BANK1_SELECT 0x40 -#define BANK2_SELECT 0x80 - -/* Bank 0 registers */ -#define COMMAND_REG 0x00 /* Register 0 */ -#define MC_SETUP 0x03 -#define XMT_CMD 0x04 -#define DIAGNOSE_CMD 0x07 -#define RCV_ENABLE_CMD 0x08 -#define RCV_DISABLE_CMD 0x0a -#define STOP_RCV_CMD 0x0b -#define RESET_CMD 0x0e -#define POWER_DOWN_CMD 0x18 -#define RESUME_XMT_CMD 0x1c -#define SEL_RESET_CMD 0x1e -#define STATUS_REG 0x01 /* Register 1 */ -#define RX_INT 0x02 -#define TX_INT 0x04 -#define EXEC_STATUS 0x30 -#define ID_REG 0x02 /* Register 2 */ -#define R_ROBIN_BITS 0xc0 /* round robin counter */ -#define ID_REG_MASK 0x2c -#define ID_REG_SIG 0x24 -#define AUTO_ENABLE 0x10 -#define INT_MASK_REG 0x03 /* Register 3 */ -#define RX_STOP_MASK 0x01 -#define RX_MASK 0x02 -#define TX_MASK 0x04 -#define EXEC_MASK 0x08 -#define ALL_MASK 0x0f -#define IO_32_BIT 0x10 -#define RCV_BAR 0x04 /* The following are word (16-bit) registers */ -#define RCV_STOP 0x06 - -#define XMT_BAR_PRO 0x0a -#define XMT_BAR_10 0x0b - -#define HOST_ADDRESS_REG 0x0c -#define IO_PORT 0x0e -#define IO_PORT_32_BIT 0x0c - -/* Bank 1 registers */ -#define REG1 0x01 -#define WORD_WIDTH 0x02 -#define INT_ENABLE 0x80 -#define INT_NO_REG 0x02 -#define RCV_LOWER_LIMIT_REG 0x08 -#define RCV_UPPER_LIMIT_REG 0x09 - -#define XMT_LOWER_LIMIT_REG_PRO 0x0a -#define XMT_UPPER_LIMIT_REG_PRO 0x0b -#define XMT_LOWER_LIMIT_REG_10 0x0b -#define XMT_UPPER_LIMIT_REG_10 0x0a - -/* Bank 2 registers */ -#define XMT_Chain_Int 0x20 /* Interrupt at the end of the transmit chain */ -#define XMT_Chain_ErrStop 0x40 /* Interrupt at the end of the chain even if there are errors */ -#define RCV_Discard_BadFrame 0x80 /* Throw bad frames away, and continue to receive others */ -#define REG2 0x02 -#define PRMSC_Mode 0x01 -#define Multi_IA 0x20 -#define REG3 0x03 -#define TPE_BIT 0x04 -#define BNC_BIT 0x20 -#define REG13 0x0d -#define FDX 0x00 -#define A_N_ENABLE 0x02 - -#define I_ADD_REG0 0x04 -#define I_ADD_REG1 0x05 -#define I_ADD_REG2 0x06 -#define I_ADD_REG3 0x07 -#define I_ADD_REG4 0x08 -#define I_ADD_REG5 0x09 - -#define EEPROM_REG_PRO 0x0a -#define EEPROM_REG_10 0x0b - -#define EESK 0x01 -#define EECS 0x02 -#define EEDI 0x04 -#define EEDO 0x08 - -/* do a full reset */ -#define eepro_reset(ioaddr) outb(RESET_CMD, ioaddr) - -/* do a nice reset */ -#define eepro_sel_reset(ioaddr) { \ - outb(SEL_RESET_CMD, ioaddr); \ - SLOW_DOWN; \ - SLOW_DOWN; \ - } - -/* disable all interrupts */ -#define eepro_dis_int(ioaddr) outb(ALL_MASK, ioaddr + INT_MASK_REG) - -/* clear all interrupts */ -#define eepro_clear_int(ioaddr) outb(ALL_MASK, ioaddr + STATUS_REG) - -/* enable tx/rx */ -#define eepro_en_int(ioaddr) outb(ALL_MASK & ~(RX_MASK | TX_MASK), \ - ioaddr + INT_MASK_REG) - -/* enable exec event interrupt */ -#define eepro_en_intexec(ioaddr) outb(ALL_MASK & ~(EXEC_MASK), ioaddr + INT_MASK_REG) - -/* enable rx */ -#define eepro_en_rx(ioaddr) outb(RCV_ENABLE_CMD, ioaddr) - -/* disable rx */ -#define eepro_dis_rx(ioaddr) outb(RCV_DISABLE_CMD, ioaddr) - -/* switch bank */ -#define eepro_sw2bank0(ioaddr) outb(BANK0_SELECT, ioaddr) -#define eepro_sw2bank1(ioaddr) outb(BANK1_SELECT, ioaddr) -#define eepro_sw2bank2(ioaddr) outb(BANK2_SELECT, ioaddr) - -/* enable interrupt line */ -#define eepro_en_intline(ioaddr) outb(inb(ioaddr + REG1) | INT_ENABLE,\ - ioaddr + REG1) - -/* disable interrupt line */ -#define eepro_dis_intline(ioaddr) outb(inb(ioaddr + REG1) & 0x7f, \ - ioaddr + REG1); - -/* set diagnose flag */ -#define eepro_diag(ioaddr) outb(DIAGNOSE_CMD, ioaddr) - -/* ack for rx int */ -#define eepro_ack_rx(ioaddr) outb (RX_INT, ioaddr + STATUS_REG) - -/* ack for tx int */ -#define eepro_ack_tx(ioaddr) outb (TX_INT, ioaddr + STATUS_REG) - -/* a complete sel reset */ -#define eepro_complete_selreset(ioaddr) { \ - dev->stats.tx_errors++;\ - eepro_sel_reset(ioaddr);\ - lp->tx_end = \ - lp->xmt_lower_limit;\ - lp->tx_start = lp->tx_end;\ - lp->tx_last = 0;\ - dev->trans_start = jiffies;\ - netif_wake_queue(dev);\ - eepro_en_rx(ioaddr);\ - } - -/* Check for a network adaptor of this type, and return '0' if one exists. - If dev->base_addr == 0, probe all likely locations. - If dev->base_addr == 1, always return failure. - If dev->base_addr == 2, allocate space for the device and return success - (detachable devices only). - */ -static int __init do_eepro_probe(struct net_device *dev) -{ - int i; - int base_addr = dev->base_addr; - int irq = dev->irq; - -#ifdef PnPWakeup - /* XXXX for multiple cards should this only be run once? */ - - /* Wakeup: */ - #define WakeupPort 0x279 - #define WakeupSeq {0x6A, 0xB5, 0xDA, 0xED, 0xF6, 0xFB, 0x7D, 0xBE,\ - 0xDF, 0x6F, 0x37, 0x1B, 0x0D, 0x86, 0xC3, 0x61,\ - 0xB0, 0x58, 0x2C, 0x16, 0x8B, 0x45, 0xA2, 0xD1,\ - 0xE8, 0x74, 0x3A, 0x9D, 0xCE, 0xE7, 0x73, 0x43} - - { - unsigned short int WS[32]=WakeupSeq; - - if (request_region(WakeupPort, 2, "eepro wakeup")) { - if (net_debug>5) - printk(KERN_DEBUG "Waking UP\n"); - - outb_p(0,WakeupPort); - outb_p(0,WakeupPort); - for (i=0; i<32; i++) { - outb_p(WS[i],WakeupPort); - if (net_debug>5) printk(KERN_DEBUG ": %#x ",WS[i]); - } - - release_region(WakeupPort, 2); - } else - printk(KERN_WARNING "PnP wakeup region busy!\n"); - } -#endif - - if (base_addr > 0x1ff) /* Check a single specified location. */ - return eepro_probe1(dev, 0); - - else if (base_addr != 0) /* Don't probe at all. */ - return -ENXIO; - - for (i = 0; eepro_portlist[i]; i++) { - dev->base_addr = eepro_portlist[i]; - dev->irq = irq; - if (eepro_probe1(dev, 1) == 0) - return 0; - } - - return -ENODEV; -} - -#ifndef MODULE -struct net_device * __init eepro_probe(int unit) -{ - struct net_device *dev = alloc_etherdev(sizeof(struct eepro_local)); - int err; - - if (!dev) - return ERR_PTR(-ENODEV); - - sprintf(dev->name, "eth%d", unit); - netdev_boot_setup_check(dev); - - err = do_eepro_probe(dev); - if (err) - goto out; - return dev; -out: - free_netdev(dev); - return ERR_PTR(err); -} -#endif - -static void __init printEEPROMInfo(struct net_device *dev) -{ - struct eepro_local *lp = netdev_priv(dev); - int ioaddr = dev->base_addr; - unsigned short Word; - int i,j; - - j = ee_Checksum; - for (i = 0; i < 8; i++) - j += lp->word[i]; - for ( ; i < ee_SIZE; i++) - j += read_eeprom(ioaddr, i, dev); - - printk(KERN_DEBUG "Checksum: %#x\n",j&0xffff); - - Word = lp->word[0]; - printk(KERN_DEBUG "Word0:\n"); - printk(KERN_DEBUG " Plug 'n Pray: %d\n",GetBit(Word,ee_PnP)); - printk(KERN_DEBUG " Buswidth: %d\n",(GetBit(Word,ee_BusWidth)+1)*8 ); - printk(KERN_DEBUG " AutoNegotiation: %d\n",GetBit(Word,ee_AutoNeg)); - printk(KERN_DEBUG " IO Address: %#x\n", (Word>>ee_IO0)<<4); - - if (net_debug>4) { - Word = lp->word[1]; - printk(KERN_DEBUG "Word1:\n"); - printk(KERN_DEBUG " INT: %d\n", Word & ee_IntMask); - printk(KERN_DEBUG " LI: %d\n", GetBit(Word,ee_LI)); - printk(KERN_DEBUG " PC: %d\n", GetBit(Word,ee_PC)); - printk(KERN_DEBUG " TPE/AUI: %d\n", GetBit(Word,ee_TPE_AUI)); - printk(KERN_DEBUG " Jabber: %d\n", GetBit(Word,ee_Jabber)); - printk(KERN_DEBUG " AutoPort: %d\n", !GetBit(Word,ee_AutoPort)); - printk(KERN_DEBUG " Duplex: %d\n", GetBit(Word,ee_Duplex)); - } - - Word = lp->word[5]; - printk(KERN_DEBUG "Word5:\n"); - printk(KERN_DEBUG " BNC: %d\n",GetBit(Word,ee_BNC_TPE)); - printk(KERN_DEBUG " NumConnectors: %d\n",GetBit(Word,ee_NumConn)); - printk(KERN_DEBUG " Has "); - if (GetBit(Word,ee_PortTPE)) printk(KERN_DEBUG "TPE "); - if (GetBit(Word,ee_PortBNC)) printk(KERN_DEBUG "BNC "); - if (GetBit(Word,ee_PortAUI)) printk(KERN_DEBUG "AUI "); - printk(KERN_DEBUG "port(s)\n"); - - Word = lp->word[6]; - printk(KERN_DEBUG "Word6:\n"); - printk(KERN_DEBUG " Stepping: %d\n",Word & ee_StepMask); - printk(KERN_DEBUG " BoardID: %d\n",Word>>ee_BoardID); - - Word = lp->word[7]; - printk(KERN_DEBUG "Word7:\n"); - printk(KERN_DEBUG " INT to IRQ:\n"); - - for (i=0, j=0; i<15; i++) - if (GetBit(Word,i)) printk(KERN_DEBUG " INT%d -> IRQ %d;",j++,i); - - printk(KERN_DEBUG "\n"); -} - -/* function to recalculate the limits of buffer based on rcv_ram */ -static void eepro_recalc (struct net_device *dev) -{ - struct eepro_local * lp; - - lp = netdev_priv(dev); - lp->xmt_ram = RAM_SIZE - lp->rcv_ram; - - if (lp->eepro == LAN595FX_10ISA) { - lp->xmt_lower_limit = XMT_START_10; - lp->xmt_upper_limit = (lp->xmt_ram - 2); - lp->rcv_lower_limit = lp->xmt_ram; - lp->rcv_upper_limit = (RAM_SIZE - 2); - } - else { - lp->rcv_lower_limit = RCV_START_PRO; - lp->rcv_upper_limit = (lp->rcv_ram - 2); - lp->xmt_lower_limit = lp->rcv_ram; - lp->xmt_upper_limit = (RAM_SIZE - 2); - } -} - -/* prints boot-time info */ -static void __init eepro_print_info (struct net_device *dev) -{ - struct eepro_local * lp = netdev_priv(dev); - int i; - const char * ifmap[] = {"AUI", "10Base2", "10BaseT"}; - - i = inb(dev->base_addr + ID_REG); - printk(KERN_DEBUG " id: %#x ",i); - printk(" io: %#x ", (unsigned)dev->base_addr); - - switch (lp->eepro) { - case LAN595FX_10ISA: - printk("%s: Intel EtherExpress 10 ISA\n at %#x,", - dev->name, (unsigned)dev->base_addr); - break; - case LAN595FX: - printk("%s: Intel EtherExpress Pro/10+ ISA\n at %#x,", - dev->name, (unsigned)dev->base_addr); - break; - case LAN595TX: - printk("%s: Intel EtherExpress Pro/10 ISA at %#x,", - dev->name, (unsigned)dev->base_addr); - break; - case LAN595: - printk("%s: Intel 82595-based lan card at %#x,", - dev->name, (unsigned)dev->base_addr); - break; - } - - printk(" %pM", dev->dev_addr); - - if (net_debug > 3) - printk(KERN_DEBUG ", %dK RCV buffer", - (int)(lp->rcv_ram)/1024); - - if (dev->irq > 2) - printk(", IRQ %d, %s.\n", dev->irq, ifmap[dev->if_port]); - else - printk(", %s.\n", ifmap[dev->if_port]); - - if (net_debug > 3) { - i = lp->word[5]; - if (i & 0x2000) /* bit 13 of EEPROM word 5 */ - printk(KERN_DEBUG "%s: Concurrent Processing is " - "enabled but not used!\n", dev->name); - } - - /* Check the station address for the manufacturer's code */ - if (net_debug>3) - printEEPROMInfo(dev); -} - -static const struct ethtool_ops eepro_ethtool_ops; - -static const struct net_device_ops eepro_netdev_ops = { - .ndo_open = eepro_open, - .ndo_stop = eepro_close, - .ndo_start_xmit = eepro_send_packet, - .ndo_set_multicast_list = set_multicast_list, - .ndo_tx_timeout = eepro_tx_timeout, - .ndo_change_mtu = eth_change_mtu, - .ndo_set_mac_address = eth_mac_addr, - .ndo_validate_addr = eth_validate_addr, -}; - -/* This is the real probe routine. Linux has a history of friendly device - probes on the ISA bus. A good device probe avoids doing writes, and - verifies that the correct device exists and functions. */ - -static int __init eepro_probe1(struct net_device *dev, int autoprobe) -{ - unsigned short station_addr[3], id, counter; - int i; - struct eepro_local *lp; - int ioaddr = dev->base_addr; - int err; - - /* Grab the region so we can find another board if autoIRQ fails. */ - if (!request_region(ioaddr, EEPRO_IO_EXTENT, DRV_NAME)) { - if (!autoprobe) - printk(KERN_WARNING "EEPRO: io-port 0x%04x in use\n", - ioaddr); - return -EBUSY; - } - - /* Now, we are going to check for the signature of the - ID_REG (register 2 of bank 0) */ - - id = inb(ioaddr + ID_REG); - - if ((id & ID_REG_MASK) != ID_REG_SIG) - goto exit; - - /* We seem to have the 82595 signature, let's - play with its counter (last 2 bits of - register 2 of bank 0) to be sure. */ - - counter = id & R_ROBIN_BITS; - - if ((inb(ioaddr + ID_REG) & R_ROBIN_BITS) != (counter + 0x40)) - goto exit; - - lp = netdev_priv(dev); - memset(lp, 0, sizeof(struct eepro_local)); - lp->xmt_bar = XMT_BAR_PRO; - lp->xmt_lower_limit_reg = XMT_LOWER_LIMIT_REG_PRO; - lp->xmt_upper_limit_reg = XMT_UPPER_LIMIT_REG_PRO; - lp->eeprom_reg = EEPROM_REG_PRO; - spin_lock_init(&lp->lock); - - /* Now, get the ethernet hardware address from - the EEPROM */ - station_addr[0] = read_eeprom(ioaddr, 2, dev); - - /* FIXME - find another way to know that we've found - * an Etherexpress 10 - */ - if (station_addr[0] == 0x0000 || station_addr[0] == 0xffff) { - lp->eepro = LAN595FX_10ISA; - lp->eeprom_reg = EEPROM_REG_10; - lp->xmt_lower_limit_reg = XMT_LOWER_LIMIT_REG_10; - lp->xmt_upper_limit_reg = XMT_UPPER_LIMIT_REG_10; - lp->xmt_bar = XMT_BAR_10; - station_addr[0] = read_eeprom(ioaddr, 2, dev); - } - - /* get all words at once. will be used here and for ethtool */ - for (i = 0; i < 8; i++) { - lp->word[i] = read_eeprom(ioaddr, i, dev); - } - station_addr[1] = lp->word[3]; - station_addr[2] = lp->word[4]; - - if (!lp->eepro) { - if (lp->word[7] == ee_FX_INT2IRQ) - lp->eepro = 2; - else if (station_addr[2] == SA_ADDR1) - lp->eepro = 1; - } - - /* Fill in the 'dev' fields. */ - for (i=0; i < 6; i++) - dev->dev_addr[i] = ((unsigned char *) station_addr)[5-i]; - - /* RX buffer must be more than 3K and less than 29K */ - if (dev->mem_end < 3072 || dev->mem_end > 29696) - lp->rcv_ram = RCV_DEFAULT_RAM; - - /* calculate {xmt,rcv}_{lower,upper}_limit */ - eepro_recalc(dev); - - if (GetBit(lp->word[5], ee_BNC_TPE)) - dev->if_port = BNC; - else - dev->if_port = TPE; - - if (dev->irq < 2 && lp->eepro != 0) { - /* Mask off INT number */ - int count = lp->word[1] & 7; - unsigned irqMask = lp->word[7]; - - while (count--) - irqMask &= irqMask - 1; - - count = ffs(irqMask); - - if (count) - dev->irq = count - 1; - - if (dev->irq < 2) { - printk(KERN_ERR " Duh! illegal interrupt vector stored in EEPROM.\n"); - goto exit; - } else if (dev->irq == 2) { - dev->irq = 9; - } - } - - dev->netdev_ops = &eepro_netdev_ops; - dev->watchdog_timeo = TX_TIMEOUT; - dev->ethtool_ops = &eepro_ethtool_ops; - - /* print boot time info */ - eepro_print_info(dev); - - /* reset 82595 */ - eepro_reset(ioaddr); - - err = register_netdev(dev); - if (err) - goto err; - return 0; -exit: - err = -ENODEV; -err: - release_region(dev->base_addr, EEPRO_IO_EXTENT); - return err; -} - -/* Open/initialize the board. This is called (in the current kernel) - sometime after booting when the 'ifconfig' program is run. - - This routine should set everything up anew at each open, even - registers that "should" only need to be set once at boot, so that - there is non-reboot way to recover if something goes wrong. - */ - -static const char irqrmap[] = {-1,-1,0,1,-1,2,-1,-1,-1,0,3,4,-1,-1,-1,-1}; -static const char irqrmap2[] = {-1,-1,4,0,1,2,-1,3,-1,4,5,6,7,-1,-1,-1}; -static int eepro_grab_irq(struct net_device *dev) -{ - static const int irqlist[] = { 3, 4, 5, 7, 9, 10, 11, 12, 0 }; - const int *irqp = irqlist; - int temp_reg, ioaddr = dev->base_addr; - - eepro_sw2bank1(ioaddr); /* be CAREFUL, BANK 1 now */ - - /* Enable the interrupt line. */ - eepro_en_intline(ioaddr); - - /* be CAREFUL, BANK 0 now */ - eepro_sw2bank0(ioaddr); - - /* clear all interrupts */ - eepro_clear_int(ioaddr); - - /* Let EXEC event to interrupt */ - eepro_en_intexec(ioaddr); - - do { - eepro_sw2bank1(ioaddr); /* be CAREFUL, BANK 1 now */ - - temp_reg = inb(ioaddr + INT_NO_REG); - outb((temp_reg & 0xf8) | irqrmap[*irqp], ioaddr + INT_NO_REG); - - eepro_sw2bank0(ioaddr); /* Switch back to Bank 0 */ - - if (request_irq (*irqp, NULL, IRQF_SHARED, "bogus", dev) != EBUSY) { - unsigned long irq_mask; - /* Twinkle the interrupt, and check if it's seen */ - irq_mask = probe_irq_on(); - - eepro_diag(ioaddr); /* RESET the 82595 */ - mdelay(20); - - if (*irqp == probe_irq_off(irq_mask)) /* It's a good IRQ line */ - break; - - /* clear all interrupts */ - eepro_clear_int(ioaddr); - } - } while (*++irqp); - - eepro_sw2bank1(ioaddr); /* Switch back to Bank 1 */ - - /* Disable the physical interrupt line. */ - eepro_dis_intline(ioaddr); - - eepro_sw2bank0(ioaddr); /* Switch back to Bank 0 */ - - /* Mask all the interrupts. */ - eepro_dis_int(ioaddr); - - /* clear all interrupts */ - eepro_clear_int(ioaddr); - - return dev->irq; -} - -static int eepro_open(struct net_device *dev) -{ - unsigned short temp_reg, old8, old9; - int irqMask; - int i, ioaddr = dev->base_addr; - struct eepro_local *lp = netdev_priv(dev); - - if (net_debug > 3) - printk(KERN_DEBUG "%s: entering eepro_open routine.\n", dev->name); - - irqMask = lp->word[7]; - - if (lp->eepro == LAN595FX_10ISA) { - if (net_debug > 3) printk(KERN_DEBUG "p->eepro = 3;\n"); - } - else if (irqMask == ee_FX_INT2IRQ) /* INT to IRQ Mask */ - { - lp->eepro = 2; /* Yes, an Intel EtherExpress Pro/10+ */ - if (net_debug > 3) printk(KERN_DEBUG "p->eepro = 2;\n"); - } - - else if ((dev->dev_addr[0] == SA_ADDR0 && - dev->dev_addr[1] == SA_ADDR1 && - dev->dev_addr[2] == SA_ADDR2)) - { - lp->eepro = 1; - if (net_debug > 3) printk(KERN_DEBUG "p->eepro = 1;\n"); - } /* Yes, an Intel EtherExpress Pro/10 */ - - else lp->eepro = 0; /* No, it is a generic 82585 lan card */ - - /* Get the interrupt vector for the 82595 */ - if (dev->irq < 2 && eepro_grab_irq(dev) == 0) { - printk(KERN_ERR "%s: unable to get IRQ %d.\n", dev->name, dev->irq); - return -EAGAIN; - } - - if (request_irq(dev->irq , eepro_interrupt, 0, dev->name, dev)) { - printk(KERN_ERR "%s: unable to get IRQ %d.\n", dev->name, dev->irq); - return -EAGAIN; - } - - /* Initialize the 82595. */ - - eepro_sw2bank2(ioaddr); /* be CAREFUL, BANK 2 now */ - temp_reg = inb(ioaddr + lp->eeprom_reg); - - lp->stepping = temp_reg >> 5; /* Get the stepping number of the 595 */ - - if (net_debug > 3) - printk(KERN_DEBUG "The stepping of the 82595 is %d\n", lp->stepping); - - if (temp_reg & 0x10) /* Check the TurnOff Enable bit */ - outb(temp_reg & 0xef, ioaddr + lp->eeprom_reg); - for (i=0; i < 6; i++) - outb(dev->dev_addr[i] , ioaddr + I_ADD_REG0 + i); - - temp_reg = inb(ioaddr + REG1); /* Setup Transmit Chaining */ - outb(temp_reg | XMT_Chain_Int | XMT_Chain_ErrStop /* and discard bad RCV frames */ - | RCV_Discard_BadFrame, ioaddr + REG1); - - temp_reg = inb(ioaddr + REG2); /* Match broadcast */ - outb(temp_reg | 0x14, ioaddr + REG2); - - temp_reg = inb(ioaddr + REG3); - outb(temp_reg & 0x3f, ioaddr + REG3); /* clear test mode */ - - /* Set the receiving mode */ - eepro_sw2bank1(ioaddr); /* be CAREFUL, BANK 1 now */ - - /* Set the interrupt vector */ - temp_reg = inb(ioaddr + INT_NO_REG); - if (lp->eepro == LAN595FX || lp->eepro == LAN595FX_10ISA) - outb((temp_reg & 0xf8) | irqrmap2[dev->irq], ioaddr + INT_NO_REG); - else outb((temp_reg & 0xf8) | irqrmap[dev->irq], ioaddr + INT_NO_REG); - - - temp_reg = inb(ioaddr + INT_NO_REG); - if (lp->eepro == LAN595FX || lp->eepro == LAN595FX_10ISA) - outb((temp_reg & 0xf0) | irqrmap2[dev->irq] | 0x08,ioaddr+INT_NO_REG); - else outb((temp_reg & 0xf8) | irqrmap[dev->irq], ioaddr + INT_NO_REG); - - if (net_debug > 3) - printk(KERN_DEBUG "eepro_open: content of INT Reg is %x\n", temp_reg); - - - /* Initialize the RCV and XMT upper and lower limits */ - outb(lp->rcv_lower_limit >> 8, ioaddr + RCV_LOWER_LIMIT_REG); - outb(lp->rcv_upper_limit >> 8, ioaddr + RCV_UPPER_LIMIT_REG); - outb(lp->xmt_lower_limit >> 8, ioaddr + lp->xmt_lower_limit_reg); - outb(lp->xmt_upper_limit >> 8, ioaddr + lp->xmt_upper_limit_reg); - - /* Enable the interrupt line. */ - eepro_en_intline(ioaddr); - - /* Switch back to Bank 0 */ - eepro_sw2bank0(ioaddr); - - /* Let RX and TX events to interrupt */ - eepro_en_int(ioaddr); - - /* clear all interrupts */ - eepro_clear_int(ioaddr); - - /* Initialize RCV */ - outw(lp->rcv_lower_limit, ioaddr + RCV_BAR); |