diff options
author | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-07-13 15:38:08 -0700 |
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committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-08-10 20:04:12 -0700 |
commit | 115978859272b958366d4a08c99a24f9625fa663 (patch) | |
tree | e3eb08a76c0180bd5efa36985306878cbea5845f /drivers/net/lasi_82596.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/lasi_82596.c')
-rw-r--r-- | drivers/net/lasi_82596.c | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/drivers/net/lasi_82596.c b/drivers/net/lasi_82596.c deleted file mode 100644 index 6eba352c52e..00000000000 --- a/drivers/net/lasi_82596.c +++ /dev/null @@ -1,238 +0,0 @@ -/* lasi_82596.c -- driver for the intel 82596 ethernet controller, as - munged into HPPA boxen . - - This driver is based upon 82596.c, original credits are below... - but there were too many hoops which HP wants jumped through to - keep this code in there in a sane manner. - - 3 primary sources of the mess -- - 1) hppa needs *lots* of cacheline flushing to keep this kind of - MMIO running. - - 2) The 82596 needs to see all of its pointers as their physical - address. Thus virt_to_bus/bus_to_virt are *everywhere*. - - 3) The implementation HP is using seems to be significantly pickier - about when and how the command and RX units are started. some - command ordering was changed. - - Examination of the mach driver leads one to believe that there - might be a saner way to pull this off... anyone who feels like a - full rewrite can be my guest. - - Split 02/13/2000 Sam Creasey (sammy@oh.verio.com) - - 02/01/2000 Initial modifications for parisc by Helge Deller (deller@gmx.de) - 03/02/2000 changes for better/correct(?) cache-flushing (deller) -*/ - -/* 82596.c: A generic 82596 ethernet driver for linux. */ -/* - Based on Apricot.c - Written 1994 by Mark Evans. - This driver is for the Apricot 82596 bus-master interface - - Modularised 12/94 Mark Evans - - - Modified to support the 82596 ethernet chips on 680x0 VME boards. - by Richard Hirst <richard@sleepie.demon.co.uk> - Renamed to be 82596.c - - 980825: Changed to receive directly in to sk_buffs which are - allocated at open() time. Eliminates copy on incoming frames - (small ones are still copied). Shared data now held in a - non-cached page, so we can run on 68060 in copyback mode. - - TBD: - * look at deferring rx frames rather than discarding (as per tulip) - * handle tx ring full as per tulip - * performance test to tune rx_copybreak - - Most of my modifications relate to the braindead big-endian - implementation by Intel. When the i596 is operating in - 'big-endian' mode, it thinks a 32 bit value of 0x12345678 - should be stored as 0x56781234. This is a real pain, when - you have linked lists which are shared by the 680x0 and the - i596. - - Driver skeleton - Written 1993 by Donald Becker. - Copyright 1993 United States Government as represented by the Director, - National Security Agency. This software may only be used and distributed - according to the terms of the GNU General Public License as modified by SRC, - incorporated herein by reference. - - The author may be reached as becker@scyld.com, or C/O - Scyld Computing Corporation, 410 Severn Ave., Suite 210, Annapolis MD 21403 - - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/ptrace.h> -#include <linux/errno.h> -#include <linux/ioport.h> -#include <linux/interrupt.h> -#include <linux/delay.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/skbuff.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/bitops.h> -#include <linux/dma-mapping.h> - -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/pdc.h> -#include <asm/parisc-device.h> - -#define LASI_82596_DRIVER_VERSION "LASI 82596 driver - Revision: 1.30" - -#define PA_I82596_RESET 0 /* Offsets relative to LASI-LAN-Addr.*/ -#define PA_CPU_PORT_L_ACCESS 4 -#define PA_CHANNEL_ATTENTION 8 - -#define OPT_SWAP_PORT 0x0001 /* Need to wordswp on the MPU port */ - -#define DMA_ALLOC dma_alloc_noncoherent -#define DMA_FREE dma_free_noncoherent -#define DMA_WBACK(ndev, addr, len) \ - do { dma_cache_sync((ndev)->dev.parent, (void *)addr, len, DMA_TO_DEVICE); } while (0) - -#define DMA_INV(ndev, addr, len) \ - do { dma_cache_sync((ndev)->dev.parent, (void *)addr, len, DMA_FROM_DEVICE); } while (0) - -#define DMA_WBACK_INV(ndev, addr, len) \ - do { dma_cache_sync((ndev)->dev.parent, (void *)addr, len, DMA_BIDIRECTIONAL); } while (0) - -#define SYSBUS 0x0000006c; - -/* big endian CPU, 82596 "big" endian mode */ -#define SWAP32(x) (((u32)(x)<<16) | ((((u32)(x)))>>16)) -#define SWAP16(x) (x) - -#include "lib82596.c" - -MODULE_AUTHOR("Richard Hirst"); -MODULE_DESCRIPTION("i82596 driver"); -MODULE_LICENSE("GPL"); -module_param(i596_debug, int, 0); -MODULE_PARM_DESC(i596_debug, "lasi_82596 debug mask"); - -static inline void ca(struct net_device *dev) -{ - gsc_writel(0, dev->base_addr + PA_CHANNEL_ATTENTION); -} - - -static void mpu_port(struct net_device *dev, int c, dma_addr_t x) -{ - struct i596_private *lp = netdev_priv(dev); - - u32 v = (u32) (c) | (u32) (x); - u16 a, b; - - if (lp->options & OPT_SWAP_PORT) { - a = v >> 16; - b = v & 0xffff; - } else { - a = v & 0xffff; - b = v >> 16; - } - - gsc_writel(a, dev->base_addr + PA_CPU_PORT_L_ACCESS); - udelay(1); - gsc_writel(b, dev->base_addr + PA_CPU_PORT_L_ACCESS); -} - -#define LAN_PROM_ADDR 0xF0810000 - -static int __devinit -lan_init_chip(struct parisc_device *dev) -{ - struct net_device *netdevice; - struct i596_private *lp; - int retval; - int i; - - if (!dev->irq) { - printk(KERN_ERR "%s: IRQ not found for i82596 at 0x%lx\n", - __FILE__, (unsigned long)dev->hpa.start); - return -ENODEV; - } - - printk(KERN_INFO "Found i82596 at 0x%lx, IRQ %d\n", - (unsigned long)dev->hpa.start, dev->irq); - - netdevice = alloc_etherdev(sizeof(struct i596_private)); - if (!netdevice) - return -ENOMEM; - SET_NETDEV_DEV(netdevice, &dev->dev); - parisc_set_drvdata (dev, netdevice); - - netdevice->base_addr = dev->hpa.start; - netdevice->irq = dev->irq; - - if (pdc_lan_station_id(netdevice->dev_addr, netdevice->base_addr)) { - for (i = 0; i < 6; i++) { - netdevice->dev_addr[i] = gsc_readb(LAN_PROM_ADDR + i); - } - printk(KERN_INFO - "%s: MAC of HP700 LAN read from EEPROM\n", __FILE__); - } - - lp = netdev_priv(netdevice); - lp->options = dev->id.sversion == 0x72 ? OPT_SWAP_PORT : 0; - - retval = i82596_probe(netdevice); - if (retval) { - free_netdev(netdevice); - return -ENODEV; - } - return retval; -} - -static int __devexit lan_remove_chip (struct parisc_device *pdev) -{ - struct net_device *dev = parisc_get_drvdata(pdev); - struct i596_private *lp = netdev_priv(dev); - - unregister_netdev (dev); - DMA_FREE(&pdev->dev, sizeof(struct i596_private), - (void *)lp->dma, lp->dma_addr); - free_netdev (dev); - return 0; -} - -static struct parisc_device_id lan_tbl[] = { - { HPHW_FIO, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x0008a }, - { HPHW_FIO, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x00072 }, - { 0, } -}; - -MODULE_DEVICE_TABLE(parisc, lan_tbl); - -static struct parisc_driver lan_driver = { - .name = "lasi_82596", - .id_table = lan_tbl, - .probe = lan_init_chip, - .remove = __devexit_p(lan_remove_chip), -}; - -static int __devinit lasi_82596_init(void) -{ - printk(KERN_INFO LASI_82596_DRIVER_VERSION "\n"); - return register_parisc_driver(&lan_driver); -} - -module_init(lasi_82596_init); - -static void __exit lasi_82596_exit(void) -{ - unregister_parisc_driver(&lan_driver); -} - -module_exit(lasi_82596_exit); |