Messages in this thread Patch in this message | | | Date | Wed, 8 Sep 1999 23:36:19 +0200 | From | Pavel Machek <> | Subject | Integration of pcnet_cs into drivers/pcmcia |
| |
hi!
So my wish for 2.4 came true: pcmcia is integrated in kernel. Here is my help: integrating pcnet_cs (and fixing minor bugs I noticed at the point). It works for me and I think it is the right thing.
Pavel
diff -u clean//drivers/pcmcia/Config.in linux/drivers/pcmcia/Config.in --- clean//drivers/pcmcia/Config.in Wed Sep 8 20:41:56 1999 +++ linux/drivers/pcmcia/Config.in Wed Sep 8 22:10:25 1999 @@ -8,5 +8,6 @@ if [ "$CONFIG_PCMCIA" != "n" ]; then bool ' CardBus support' CONFIG_CARDBUS fi +tristate 'PCMCIA ethernet cards (NE2000 compatibles: DE-650, ...)' CONFIG_PCMCIA_PCNET endmenu diff -u clean//drivers/pcmcia/Makefile linux/drivers/pcmcia/Makefile --- clean//drivers/pcmcia/Makefile Wed Sep 8 20:41:56 1999 +++ linux/drivers/pcmcia/Makefile Wed Sep 8 22:12:28 1999 @@ -25,4 +25,12 @@ endif endif +ifeq ($(CONFIG_PCMCIA_PCNET),y) + O_OBJS += pcnet_cs.o +else + ifeq ($(CONFIG_PCMCIA_PCNET),m) + MX_OBJS += pcnet_cs.o + endif +endif + include $(TOPDIR)/Rules.make diff -u clean//drivers/Makefile linux/drivers/Makefile --- clean//drivers/Makefile Wed Sep 8 20:41:53 1999 +++ linux/drivers/Makefile Wed Sep 8 22:41:01 1999 @@ -24,6 +24,7 @@ ifdef CONFIG_PCMCIA SUB_DIRS += pcmcia +MOD_SUB_DIRS += pcmcia endif ifdef CONFIG_SBUS --- clean//init/main.c Wed Sep 8 20:42:02 1999 +++ linux/init/main.c Wed Sep 8 23:25:15 1999 @@ -117,6 +119,7 @@ int root_mountflags = MS_RDONLY; char *execute_command = NULL; +char *execute_chroot = NULL; static char * argv_init[MAX_INIT_ARGS+2] = { "init", NULL, }; static char * envp_init[MAX_INIT_ENVS+2] = { "HOME=/", "TERM=linux", NULL, }; @@ -658,8 +695,11 @@ #ifdef CONFIG_IRDA irda_device_init(); /* Must be done after protocol initialization */ #endif #ifdef CONFIG_PCMCIA pcmcia_init(); /* Do this last */ +#ifdef CONFIG_PCMCIA_PCNET + init_pcnet_cs(); +#endif #endif /* Mount the root filesystem.. */ mount_root(); --- /dev/null Sun Jun 27 13:16:23 1999 +++ linux/drivers/pcmcia/pcnet_cs.c Wed Sep 8 23:18:14 1999 @@ -0,0 +1,1359 @@ +/*====================================================================== + + A PCMCIA ethernet driver for NS8390-based cards + + This driver supports the D-Link DE-650 and Linksys EthernetCard + cards, the newer D-Link and Linksys combo cards, Accton EN2212 + cards, the RPTI EP400, and the PreMax PE-200 in non-shared-memory + mode, and the IBM Credit Card Adapter, the NE4100, the Thomas + Conrad ethernet card, and the Kingston KNE-PCM/x in shared-memory + mode. It will also handle the Socket EA card in either mode. + + Copyright (C) 1998 David A. Hinds -- dhinds@hyper.stanford.edu + + pcnet_cs.c 1.94 1999/07/29 06:04:49 + + The network driver code is based on Donald Becker's NE2000 code: + + Written 1992,1993 by Donald Becker. + Copyright 1993 United States Government as represented by the + Director, National Security Agency. This software may be used and + distributed according to the terms of the GNU Public License, + incorporated herein by reference. + Donald Becker may be reached at becker@cesdis1.gsfc.nasa.gov + + Based also on Keith Moore's changes to Don Becker's code, for IBM + CCAE support. Drivers merged back together, and shared-memory + Socket EA support added, by Ken Raeburn, September 1995. + +======================================================================*/ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/ptrace.h> +#include <linux/malloc.h> +#include <linux/string.h> +#include <linux/timer.h> +#include <linux/delay.h> +#include <asm/io.h> +#include <asm/system.h> + +#include <linux/netdevice.h> +#include "../../drivers/net/8390.h" + +#include <pcmcia/version.h> +#include <pcmcia/cs_types.h> +#include <pcmcia/cs.h> +#include <pcmcia/cistpl.h> +#include <pcmcia/ciscode.h> +#include <pcmcia/ds.h> +#include <pcmcia/cisreg.h> + +#define PCNET_CMD 0x00 +#define PCNET_DATAPORT 0x10 /* NatSemi-defined port window offset. */ +#define PCNET_RESET 0x1f /* Issue a read to reset, a write to clear. */ +#define PCNET_MISC 0x18 /* For IBM CCAE and Socket EA cards */ + +#define PCNET_START_PG 0x40 /* First page of TX buffer */ +#define PCNET_STOP_PG 0x80 /* Last page +1 of RX ring */ + +/* Socket EA cards have a larger packet buffer */ +#define SOCKET_START_PG 0x01 +#define SOCKET_STOP_PG 0xff + +#define PCNET_RDC_TIMEOUT 0x02 /* Max wait in jiffies for Tx RDC */ + +static char *if_names[] = { "auto", "10baseT", "10base2"}; + +#define PCMCIA_DEBUG 6 +#ifdef PCMCIA_DEBUG +static int pc_debug = PCMCIA_DEBUG; +MODULE_PARM(pc_debug, "i"); +#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) +static char *version = +"pcnet_cs.c 1.94 1999/07/29 06:04:49 (David Hinds)"; +#else +#define DEBUG(n, args...) +#endif + +/*====================================================================*/ + +/* Parameters that can be set with 'insmod' */ + +/* Bit map of interrupts to choose from */ +static u_int irq_mask = 0xdeb8; +static int irq_list[4] = { -1 }; + +/* Transceiver type, for Socket EA and IBM CC cards. */ +static int if_port = 1; + +/* Use 64K packet buffer, for Socket EA cards. */ +static int use_big_buf = 1; + +/* Shared memory speed, in ns */ +static int mem_speed = 0; + +/* Insert a pause in block_output after sending a packet */ +static int delay_output = 0; + +/* Length of delay, in microseconds */ +static int delay_time = 4; + +/* Use shared memory, if available? */ +static int use_shmem = -1; + +/* Ugh! Let the user hardwire the hardware address for queer cards */ +static int hw_addr[6] = { 0, /* ... */ }; + +MODULE_PARM(irq_mask, "i"); +MODULE_PARM(irq_list, "1-4i"); +MODULE_PARM(if_port, "i"); +MODULE_PARM(use_big_buf, "i"); +MODULE_PARM(mem_speed, "i"); +MODULE_PARM(delay_output, "i"); +MODULE_PARM(delay_time, "i"); +MODULE_PARM(use_shmem, "i"); +MODULE_PARM(hw_addr, "6i"); + +/*====================================================================*/ + +static void pcnet_config(dev_link_t *link); +static void pcnet_release(u_long arg); +static int pcnet_event(event_t event, int priority, + event_callback_args_t *args); + +static int pcnet_open(struct net_device *dev); +static int pcnet_close(struct net_device *dev); + +static void pcnet_reset_8390(struct net_device *dev); + +static int set_config(struct net_device *dev, struct ifmap *map); + +static int setup_shmem_window(dev_link_t *link, int start_pg, + int stop_pg, int cm_offset); +static int setup_dma_config(dev_link_t *link, int start_pg, + int stop_pg); + +static dev_info_t dev_info = "pcnet_cs"; + +static dev_link_t *pcnet_attach(void); +static void pcnet_detach(dev_link_t *); + +static dev_link_t *dev_list; + +/*====================================================================*/ + +typedef struct hw_info_t { + u_long offset; + u_char a0, a1, a2; + u_long flags; +} hw_info_t; + +#define DELAY_OUTPUT 0x01 +#define HAS_MISC_REG 0x02 +#define USE_BIG_BUF 0x04 +#define HAS_IBM_MISC 0x08 +#define IS_DL10019A 0x10 +#define USE_SHMEM 0x80 /* autodetected */ + +static hw_info_t hw_info[] = { + { /* Accton EN2212 */ 0x0ff0, 0x00, 0x00, 0xe8, DELAY_OUTPUT }, + { /* Allied Telesis LA-PCM */ 0x0ff0, 0x00, 0x00, 0xf4, 0 }, + { /* APEX MultiCard */ 0x03f4, 0x00, 0x20, 0xe5, 0 }, + { /* ASANTE FriendlyNet */ 0x4910, 0x00, 0x00, 0x94, + DELAY_OUTPUT | HAS_IBM_MISC }, + { /* Danpex EN-6200P2 */ 0x0110, 0x00, 0x40, 0xc7, 0 }, + { /* DataTrek NetCard */ 0x0ff0, 0x00, 0x20, 0xe8, 0 }, + { /* Dayna CommuniCard E */ 0x0110, 0x00, 0x80, 0x19, 0 }, + { /* D-Link DE-650 */ 0x0040, 0x00, 0x80, 0xc8, 0 }, + { /* EP-210 Ethernet */ 0x0110, 0x00, 0x40, 0x33, 0 }, + { /* EP4000 Ethernet */ 0x01c0, 0x00, 0x00, 0xb4, 0 }, + { /* Epson EEN10B */ 0x0ff0, 0x00, 0x00, 0x48, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* ELECOM Laneed LD-CDWA */ 0xb8, 0x08, 0x00, 0x42, 0 }, + { /* Hypertec Ethernet */ 0x01c0, 0x00, 0x40, 0x4c, 0 }, + { /* IBM CCAE */ 0x0ff0, 0x08, 0x00, 0x5a, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* IBM CCAE */ 0x0ff0, 0x00, 0x04, 0xac, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* IBM CCAE */ 0x0ff0, 0x00, 0x06, 0x29, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* IBM FME */ 0x0374, 0x08, 0x00, 0x5a, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* IBM FME */ 0x0374, 0x00, 0x04, 0xac, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* Kansai KLA-PCM/T */ 0x0ff0, 0x00, 0x60, 0x87, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* NSC DP83903 */ 0x0374, 0x00, 0xc0, 0xa8, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* NSC DP83903 */ 0x0374, 0x00, 0xa0, 0xb0, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* NSC DP83903 */ 0x0198, 0x00, 0x20, 0xe0, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* I-O DATA PCLA/T */ 0x0ff0, 0x00, 0xa0, 0xb0, 0 }, + { /* Katron PE-520 */ 0x0110, 0x00, 0x40, 0xf6, 0 }, + { /* Kingston KNE-PCM/x */ 0x0ff0, 0x00, 0xc0, 0xf0, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* Kingston KNE-PCM/x */ 0x0ff0, 0xe2, 0x0c, 0x0f, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* Kingston KNE-PC2 */ 0x0180, 0x00, 0xc0, 0xf0, 0 }, + { /* Maxtech PCN2000 */ 0x5000, 0x00, 0x00, 0xe8, 0 }, + { /* NDC Instant-Link */ 0x003a, 0x00, 0x80, 0xc6, 0 }, + { /* NE2000 Compatible */ 0x0ff0, 0x00, 0xa0, 0x0c, 0 }, + { /* Network General Sniffer */ 0x0ff0, 0x00, 0x00, 0x65, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* Panasonic VEL211 */ 0x0ff0, 0x00, 0x80, 0x45, + HAS_MISC_REG | HAS_IBM_MISC }, + { /* PreMax PE-200 */ 0x07f0, 0x00, 0x20, 0xe0, 0 }, + { /* RPTI EP400 */ 0x0110, 0x00, 0x40, 0x95, 0 }, + { /* SCM Ethernet */ 0x0ff0, 0x00, 0x20, 0xcb, 0 }, + { /* Socket EA */ 0x4000, 0x00, 0xc0, 0x1b, + DELAY_OUTPUT | HAS_MISC_REG | USE_BIG_BUF }, + { /* SuperSocket RE450T */ 0x0110, 0x00, 0xe0, 0x98, 0 }, + { /* Volktek NPL-402CT */ 0x0060, 0x00, 0x40, 0x05, 0 } +}; + +#define NR_INFO (sizeof(hw_info)/sizeof(hw_info_t)) + +static hw_info_t default_info = +{ /* Unknown NE2000 Clone */ 0x00, 0x00, 0x00, 0x00, 0 }; +static hw_info_t dl_fast_info = +{ /* D-Link EtherFast */ 0x00, 0x00, 0x00, 0x00, IS_DL10019A }; + +typedef struct pcnet_dev_t { + struct net_device dev; + dev_node_t node; + u_long flags; + caddr_t base; +} pcnet_dev_t; + +/*====================================================================== + + This bit of code is used to avoid unregistering network devices + at inappropriate times. 2.2 and later kernels are fairly picky + about when this can happen. + +======================================================================*/ + +static void flush_stale_links(void) +{ + dev_link_t *link, *next; + for (link = dev_list; link; link = next) { + next = link->next; + if (link->state & DEV_STALE_LINK) + pcnet_detach(link); + } +} + +/*====================================================================*/ + +static void cs_error(client_handle_t handle, int func, int ret) +{ + error_info_t err = { func, ret }; + CardServices(ReportError, handle, &err); +} + +/*====================================================================== + + We never need to do anything when a pcnet device is "initialized" + by the net software, because we only register already-found cards. + +======================================================================*/ + +static int pcnet_init(struct net_device *dev) +{ + return 0; +} + +/*====================================================================== + + pcnet_attach() creates an "instance" of the driver, allocating + local data structures for one device. The device is registered + with Card Services. + +======================================================================*/ + +static dev_link_t *pcnet_attach(void) +{ + client_reg_t client_reg; + dev_link_t *link; + pcnet_dev_t *info; + struct net_device *dev; + int i, ret; + + DEBUG(0, "pcnet_attach()\n"); + flush_stale_links(); + + /* Create new ethernet device */ + link = kmalloc(sizeof(struct dev_link_t), GFP_KERNEL); + memset(link, 0, sizeof(struct dev_link_t)); + link->release.function = &pcnet_release; + link->release.data = (u_long)link; + link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; + link->irq.IRQInfo1 = IRQ_INFO2_VALID|IRQ_LEVEL_ID; + if (irq_list[0] == -1) + link->irq.IRQInfo2 = irq_mask; + else + for (i = 0; i < 4; i++) + link->irq.IRQInfo2 |= 1 << irq_list[i]; + link->conf.Attributes = CONF_ENABLE_IRQ; + link->conf.Vcc = 50; + link->conf.IntType = INT_MEMORY_AND_IO; + + info = kmalloc(sizeof(struct pcnet_dev_t), GFP_KERNEL); + memset(info, 0, sizeof(struct pcnet_dev_t)); + dev = &info->dev; + ethdev_init(dev); + dev->name = info->node.dev_name; + dev->init = &pcnet_init; + dev->open = &pcnet_open; + dev->stop = &pcnet_close; + dev->set_config = &set_config; + dev->tbusy = 1; + link->priv = info; + + /* Register with Card Services */ + link->next = dev_list; + dev_list = link; + client_reg.dev_info = &dev_info; + client_reg.Attributes = INFO_IO_CLIENT | INFO_CARD_SHARE; + client_reg.EventMask = + CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL | + CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET | + CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME; + client_reg.event_handler = &pcnet_event; + client_reg.Version = 0x0210; + client_reg.event_callback_args.client_data = link; + ret = CardServices(RegisterClient, &link->handle, &client_reg); + if (ret != CS_SUCCESS) { + cs_error(link->handle, RegisterClient, ret); + pcnet_detach(link); + return NULL; + } + + return link; +} /* pcnet_attach */ + +/*====================================================================== + + This deletes a driver "instance". The device is de-registered + with Card Services. If it has been released, all local data + structures are freed. Otherwise, the structures will be freed + when the device is released. + +======================================================================*/ + +static void pcnet_detach(dev_link_t *link) +{ + dev_link_t **linkp; + long flags; + + DEBUG(0, "pcnet_detach(0x%p)\n", link); + + /* Locate device structure */ + for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) + if (*linkp == link) break; + if (*linkp == NULL) + return; + + save_flags(flags); + cli(); + if (link->state & DEV_RELEASE_PENDING) { + del_timer(&link->release); + link->state &= ~DEV_RELEASE_PENDING; + } + restore_flags(flags); + + if (link->state & DEV_CONFIG) { + pcnet_release((u_long)link); + if (link->state & DEV_STALE_CONFIG) { + link->state |= DEV_STALE_LINK; + return; + } + } + + if (link->handle) + CardServices(DeregisterClient, link->handle); + + /* Unlink device structure, free bits */ + *linkp = link->next; + if (link->priv) { + struct net_device *dev = link->priv; + if (link->dev != NULL) + unregister_netdev(dev); + if (dev->priv) + kfree_s(dev->priv, sizeof(struct ei_device)); + kfree_s(dev, sizeof(struct pcnet_dev_t)); + } + kfree_s(link, sizeof(struct dev_link_t)); + +} /* pcnet_detach */ + +/*====================================================================== + + For the Linksys EtherFast 10/100 card + +======================================================================*/ + +static hw_info_t *get_dl_fast(dev_link_t *link) +{ + struct net_device *dev = link->priv; + int i; + u_char sum; + + for (sum = 0, i = 0x14; i < 0x1c; i++) + sum += inb_p(dev->base_addr + i); + if (sum != 0xff) + return NULL; + for (i = 0; i < 6; i++) + dev->dev_addr[i] = inb_p(dev->base_addr + 0x14 + i); + return &dl_fast_info; +} + +/*====================================================================== + + This probes for a card's hardware address, for card types that + encode this information in their CIS. + +======================================================================*/ + +static hw_info_t *get_hwinfo(dev_link_t *link) +{ + struct net_device *dev = link->priv; + win_req_t req; + memreq_t mem; + u_char *base, *virt; + int i, j; + + /* Allocate a small memory window */ + req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; + req.Base = 0; req.Size = 0; + req.AccessSpeed = 0; + link->win = (window_handle_t)link->handle; + i = CardServices(RequestWindow, &link->win, &req); + if (i != CS_SUCCESS) { + cs_error(link->handle, RequestWindow, i); + return NULL; + } + + virt = ioremap(req.Base, req.Size); + mem.Page = 0; + for (i = 0; i < NR_INFO; i++) { + mem.CardOffset = hw_info[i].offset & ~(req.Size-1); + CardServices(MapMemPage, link->win, &mem); + base = &virt[hw_info[i].offset & (req.Size-1)]; + if ((readb(base+0) == hw_info[i].a0) && + (readb(base+2) == hw_info[i].a1) && + (readb(base+4) == hw_info[i].a2)) + break; + } + if (i < NR_INFO) { + for (j = 0; j < 6; j++) + dev->dev_addr[j] = readb(base + (j<<1)); + } + + iounmap(virt); + j = CardServices(ReleaseWindow, link->win); + if (j != CS_SUCCESS) + cs_error(link->handle, ReleaseWindow, j); + return (i < NR_INFO) ? hw_info+i : NULL; +} /* get_hwinfo */ + +/*====================================================================== + + This probes for a card's hardware address by reading the PROM. + It checks the address against a list of known types, then falls + back to a simple NE2000 clone signature check. + +======================================================================*/ + +static hw_info_t *get_prom(dev_link_t *link) +{ + struct net_device *dev = link->priv; + unsigned char prom[32]; + int i, j, ioaddr; + + /* This is lifted straight from drivers/net/ne.c */ + struct { + unsigned char value, offset; + } program_seq[] = { + {E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD}, /* Select page 0*/ + {0x48, EN0_DCFG}, /* Set byte-wide (0x48) access. */ + {0x00, EN0_RCNTLO}, /* Clear the count regs. */ + {0x00, EN0_RCNTHI}, + {0x00, EN0_IMR}, /* Mask completion irq. */ + {0xFF, EN0_ISR}, + {E8390_RXOFF, EN0_RXCR}, /* 0x20 Set to monitor */ + {E8390_TXOFF, EN0_TXCR}, /* 0x02 and loopback mode. */ + {32, EN0_RCNTLO}, + {0x00, EN0_RCNTHI}, + {0x00, EN0_RSARLO}, /* DMA starting at 0x0000. */ + {0x00, EN0_RSARHI}, + {E8390_RREAD+E8390_START, E8390_CMD}, + }; + + ioaddr = dev->base_addr; + + pcnet_reset_8390(dev); + udelay(10000); + + for (i = 0; i < sizeof(program_seq)/sizeof(program_seq[0]); i++) + outb_p(program_seq[i].value, ioaddr + program_seq[i].offset); + + for (i = 0; i < 32; i++) + prom[i] = inb(ioaddr + PCNET_DATAPORT); + for (i = 0; i < NR_INFO; i++) { + if ((prom[0] == hw_info[i].a0) && + (prom[2] == hw_info[i].a1) && + (prom[4] == hw_info[i].a2)) + break; + } + if ((i < NR_INFO) || ((prom[28] == 0x57) && (prom[30] == 0x57))) { + for (j = 0; j < 6; j++) + dev->dev_addr[j] = prom[j<<1]; + return (i < NR_INFO) ? hw_info+i : &default_info; + } + return NULL; +} /* get_prom */ + +/*====================================================================== + + This should be totally unnecessary... but when we can't figure + out the hardware address any other way, we'll let the user hard + wire it when the module is initialized. + +======================================================================*/ + +static hw_info_t *get_hwired(dev_link_t *link) +{ + struct net_device *dev = link->priv; + int i; + + for (i = 0; i < 6; i++) + if (hw_addr[i] != 0) break; + if (i == 6) + return NULL; + + for (i = 0; i < 6; i++) + dev->dev_addr[i] = hw_addr[i]; + + return &default_info; +} /* get_hwired */ + +/*====================================================================== + + pcnet_config() is scheduled to run after a CARD_INSERTION event + is received, to configure the PCMCIA socket, and to make the + ethernet device available to the system. + +======================================================================*/ + +#define CS_CHECK(fn, args...) \ +while ((last_ret=CardServices(last_fn=(fn), args))!=0) goto cs_failed + +#define CFG_CHECK(fn, args...) \ +if (CardServices(fn, args) != 0) goto next_entry + +static int try_io_port(dev_link_t *link) +{ + int j, ret; + if (link->io.NumPorts1 == 32) { + link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (link->io.NumPorts2 > 0) { + /* for master/slave multifunction cards */ + link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; + link->irq.Attributes = + IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; + } + } else { + /* This should be two 16-port windows */ + link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + link->io.Attributes2 = IO_DATA_PATH_WIDTH_16; + } + if (link->io.BasePort1 == 0) { + for (j = 0; j < 0x400; j += 0x20) { + link->io.BasePort1 = j ^ 0x300; + link->io.BasePort2 = (j ^ 0x300) + 0x10; + ret = CardServices(RequestIO, link->handle, &link->io); + if (ret == CS_SUCCESS) return ret; + } + return ret; + } else { + return CardServices(RequestIO, link->handle, &link->io); + } +} + +static void pcnet_config(dev_link_t *link) +{ + client_handle_t handle; + tuple_t tuple; + cisparse_t parse; + pcnet_dev_t *info; + struct net_device *dev; + int i, last_ret, last_fn, start_pg, stop_pg, cm_offset; + int manfid = 0, prodid = 0, has_shmem = 0; + u_short buf[64]; + hw_info_t *hw_info; + + handle = link->handle; + info = link->priv; + dev = &info->dev; + + DEBUG(0, "pcnet_config(0x%p)\n", link); + + tuple.Attributes = 0; + tuple.TupleData = (cisdata_t *)buf; + tuple.TupleDataMax = sizeof(buf); + tuple.TupleOffset = 0; + tuple.DesiredTuple = CISTPL_CONFIG; + CS_CHECK(GetFirstTuple, handle, &tuple); + CS_CHECK(GetTupleData, handle, &tuple); + CS_CHECK(ParseTuple, handle, &tuple, &parse); + link->conf.ConfigBase = parse.config.base; + link->conf.Present = parse.config.rmask[0]; + + /* Configure card */ + link->state |= DEV_CONFIG; + + tuple.DesiredTuple = CISTPL_MANFID; + tuple.Attributes = TUPLE_RETURN_COMMON; + if ((CardServices(GetFirstTuple, handle, &tuple) == CS_SUCCESS) && + (CardServices(GetTupleData, handle, &tuple) == CS_SUCCESS)) { + manfid = le16_to_cpu(buf[0]); + prodid = le16_to_cpu(buf[1]); + } + + tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; + tuple.Attributes = 0; + CS_CHECK(GetFirstTuple, handle, &tuple); + while (last_ret == CS_SUCCESS) { + cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); + cistpl_io_t *io = &(parse.cftable_entry.io); + + CFG_CHECK(GetTupleData, handle, &tuple); + CFG_CHECK(ParseTuple, handle, &tuple, &parse); + if ((cfg->index == 0) || (cfg->io.nwin == 0)) + goto next_entry; + + link->conf.ConfigIndex = cfg->index; + /* For multifunction cards, by convention, we configure the + network function with window 0, and serial with window 1 */ + if (io->nwin > 1) { + i = (io->win[1].len > io->win[0].len); + link->io.BasePort2 = io->win[1-i].base; + link->io.NumPorts2 = io->win[1-i].len; + } else { + i = link->io.NumPorts2 = 0; + } + has_shmem = ((cfg->mem.nwin == 1) && + (cfg->mem.win[0].len >= 0x4000)); + link->io.BasePort1 = io->win[i].base; + link->io.NumPorts1 = io->win[i].len; + if (link->io.NumPorts1 + link->io.NumPorts2 >= 32) { + last_ret = try_io_port(link); + if (last_ret == CS_SUCCESS) break; + } + next_entry: + last_ret = CardServices(GetNextTuple, handle, &tuple); + } + if (last_ret != CS_SUCCESS) { + cs_error(handle, RequestIO, last_ret); + goto failed; + } + + CS_CHECK(RequestIRQ, handle, &link->irq); + + if (link->io.NumPorts2 == 8) { + link->conf.Attributes |= CONF_ENABLE_SPKR; + link->conf.Status = CCSR_AUDIO_ENA; + } + if ((manfid == MANFID_IBM) && + (prodid == PRODID_IBM_HOME_AND_AWAY)) + link->conf.ConfigIndex |= 0x10; + + CS_CHECK(RequestConfiguration, handle, &link->conf); + dev->irq = link->irq.AssignedIRQ; + dev->base_addr = link->io.BasePort1; + if ((if_port == 1) || (if_port == 2)) + dev->if_port = if_port; + else + printk(KERN_NOTICE "pcnet_cs: invalid if_port requested\n"); + dev->tbusy = 0; + if (register_netdev(dev) != 0) { + printk(KERN_NOTICE "pcnet_cs: register_netdev() failed\n"); + goto failed; + } + + hw_info = get_hwinfo(link); + if (hw_info == NULL) + hw_info = get_prom(link); + if (hw_info == NULL) + hw_info = get_dl_fast(link); + if (hw_info == NULL) + hw_info = get_hwired(link); + + if (hw_info == NULL) { + printk(KERN_NOTICE "pcnet_cs: unable to read hardware net address\n"); + goto config_undo; + } + + info->flags = hw_info->flags; + /* Check for user overrides */ + info->flags |= (delay_output) ? DELAY_OUTPUT : 0; + if ((manfid == MANFID_SOCKET) && (prodid == PRODID_SOCKET_LPE)) + info->flags &= ~USE_BIG_BUF; + if (!use_big_buf) + info->flags &= ~USE_BIG_BUF; + + if (info->flags & USE_BIG_BUF) { + start_pg = SOCKET_START_PG; + stop_pg = SOCKET_STOP_PG; + cm_offset = 0x10000; + } else { + start_pg = PCNET_START_PG; + stop_pg = PCNET_STOP_PG; + cm_offset = 0; + } + + /* has_shmem is ignored if use_shmem != -1 */ + if ((use_shmem == 0) || (!has_shmem && (use_shmem == -1)) || + (setup_shmem_window(link, start_pg, stop_pg, cm_offset) != 0)) + setup_dma_config(link, start_pg, stop_pg); + + ei_status.name = "NE2000"; + ei_status.word16 = 1; + ei_status.reset_8390 = &pcnet_reset_8390; + + link->dev = &info->node; + link->state &= ~DEV_CONFIG_PENDING; + + printk(KERN_INFO "%s: NE2000 Compatible: io %#3lx, irq %d,", + dev->name, dev->base_addr, dev->irq); + if (info->flags & USE_SHMEM) + printk (" mem %#5lx,", dev->mem_start); + if (info->flags & HAS_MISC_REG) + printk(" %s xcvr,", if_names[dev->if_port]); + printk(" hw_addr "); + for (i = 0; i < 6; i++) + printk("%02X%s", dev->dev_addr[i], ((i<5) ? ":" : "\n")); + return; + +config_undo: + unregister_netdev(dev); + goto failed; +cs_failed: + cs_error(link->handle, last_fn, last_ret); +failed: + pcnet_release((u_long)link); + return; +} /* pcnet_config */ + +/*====================================================================== + + After a card is removed, pcnet_release() will unregister the net + device, and release the PCMCIA configuration. If the device is + still open, this will be postponed until it is closed. + +======================================================================*/ + +static void pcnet_release(u_long arg) +{ + dev_link_t *link = (dev_link_t *)arg; + pcnet_dev_t *info = link->priv; + + DEBUG(0, "pcnet_release(0x%p)\n", link); + + if (link->open) { + DEBUG(1, "pcnet_cs: release postponed, '%s' still open\n", + info->node.dev_name); + link->state |= DEV_STALE_CONFIG; + return; + } + + if (info->flags & USE_SHMEM) { + iounmap(info->base); + CardServices(ReleaseWindow, link->win); + } + CardServices(ReleaseConfiguration, link->handle); + CardServices(ReleaseIO, link->handle, &link->io); + CardServices(ReleaseIRQ, link->handle, &link->irq); + + link->state &= ~(DEV_CONFIG | DEV_RELEASE_PENDING); + +} /* pcnet_release */ + +/*====================================================================== + + The card status event handler. Mostly, this schedules other + stuff to run after an event is received. A CARD_REMOVAL event + also sets some flags to discourage the net drivers from trying + to talk to the card any more. + +======================================================================*/ + +static int pcnet_event(event_t event, int priority, + event_callback_args_t *args) +{ + dev_link_t *link = args->client_data; + pcnet_dev_t *info = link->priv; + + DEBUG(2, "pcnet_event(0x%06x)\n", event); + + switch (event) { + case CS_EVENT_CARD_REMOVAL: + link->state &= ~DEV_PRESENT; + if (link->state & DEV_CONFIG) { + info->dev.tbusy = 1; info->dev.start = 0; + link->release.expires = jiffies + HZ/20; + link->state |= DEV_RELEASE_PENDING; + add_timer(&link->release); + } + break; + case CS_EVENT_CARD_INSERTION: + link->state |= DEV_PRESENT; + pcnet_config(link); + break; + case CS_EVENT_PM_SUSPEND: + link->state |= DEV_SUSPEND; + /* Fall through... */ + case CS_EVENT_RESET_PHYSICAL: + if (link->state & DEV_CONFIG) { + if (link->open) { + info->dev.tbusy = 1; info->dev.start = 0; + } + CardServices(ReleaseConfiguration, link->handle); + } + break; + case CS_EVENT_PM_RESUME: + link->state &= ~DEV_SUSPEND; + /* Fall through... */ + case CS_EVENT_CARD_RESET: + if (link->state & DEV_CONFIG) { + CardServices(RequestConfiguration, link->handle, &link->conf); + if (link->open) { + pcnet_reset_8390(&info->dev); + NS8390_init(&info->dev, 1); + info->dev.tbusy = 0; info->dev.start = 1; + } + } + break; + } + return 0; +} /* pcnet_event */ + +/*====================================================================*/ + +static void set_misc_reg(struct net_device *dev) +{ + int nic_base = dev->base_addr; + pcnet_dev_t *info = (pcnet_dev_t *)dev; + u_char tmp; + + if (info->flags & HAS_MISC_REG) { + tmp = inb_p(nic_base + PCNET_MISC) & ~3; + if (dev->if_port == 2) + tmp |= 1; + if (info->flags & USE_BIG_BUF) + tmp |= 2; + if (info->flags & HAS_IBM_MISC) + tmp |= 8; + outb_p(tmp, nic_base + PCNET_MISC); + } +} + +/*====================================================================*/ + +static int pcnet_open(struct net_device *dev) +{ + pcnet_dev_t *info = (pcnet_dev_t *)dev; + dev_link_t *link; + + DEBUG(2, "pcnet_open('%s')\n", dev->name); + + for (link = dev_list; link; link = link->next) + if (link->priv == dev) break; + if (!DEV_OK(link)) + return -ENODEV; + + link->open++; + MOD_INC_USE_COUNT; + + /* For D-Link EtherFast, wait for something(?) to happen */ + if (info->flags & IS_DL10019A) { + int i; + for (i = 0; i < 20; i++) { + if ((inb(dev->base_addr+0x1c) & 0x01) == 0) break; + current->state = TASK_INTERRUPTIBLE; + schedule_timeout(HZ/10); + } + } + + set_misc_reg(dev); + request_irq(dev->irq, ei_interrupt, SA_SHIRQ, dev_info, dev); + return ei_open(dev); +} /* pcnet_open */ + +/*====================================================================*/ + +static int pcnet_close(struct net_device *dev) +{ + dev_link_t *link; + + DEBUG(2, "pcnet_close('%s')\n", dev->name); + + for (link = dev_list; link; link = link->next) + if (link->priv == dev) break; + if (link == NULL) + return -ENODEV; + free_irq(dev->irq, dev); + + link->open--; dev->start = 0; + if (link->state & DEV_STALE_CONFIG) { + link->release.expires = jiffies+HZ/20; + link->state |= DEV_RELEASE_PENDING; + add_timer(&link->release); + } + + MOD_DEC_USE_COUNT; + + return 0; +} /* pcnet_close */ + +/*====================================================================== + + Hard reset the card. This used to pause for the same period that + a 8390 reset command required, but that shouldn't be necessary. + +======================================================================*/ + +static void pcnet_reset_8390(struct net_device *dev) +{ + int nic_base = dev->base_addr; + int i; + + ei_status.txing = ei_status.dmaing = 0; + + outb(inb(nic_base + PCNET_RESET), nic_base + PCNET_RESET); + + for (i = 0; i < 100; i++) { + if ((inb_p(nic_base+EN0_ISR) & ENISR_RESET) != 0) + break; + udelay(100L); + } + outb_p(ENISR_RESET, nic_base + EN0_ISR); /* Ack intr. */ + + if (i == 100) + printk(KERN_ERR "%s: pcnet_reset_8390() did not complete.\n", + dev->name); + set_misc_reg(dev); + +} /* pcnet_reset_8390 */ + +/* ======================================================================= */ + +static int set_config(struct net_device *dev, struct ifmap *map) +{ + pcnet_dev_t *info = (pcnet_dev_t *)dev; + if ((map->port != (u_char)(-1)) && (map->port != dev->if_port)) { + if ((map->port != 0) && !(info->flags & HAS_MISC_REG)) { + printk(KERN_NOTICE "%s: transceiver selection not " + "implemented\n", dev->name); + return -EINVAL; + } + if ((map->port == 1) || (map->port == 2)) { + dev->if_port = map->port; + printk(KERN_INFO "%s: switched to %s port\n", + dev->name, if_names[dev->if_port]); + } else + return -EINVAL; + } + return 0; +} + +/* ======================================================================= */ + +static void dma_get_8390_hdr(struct net_device *dev, + struct e8390_pkt_hdr *hdr, + int ring_page) +{ + int nic_base = dev->base_addr; + + if (ei_status.dmaing) { + printk(KERN_NOTICE "%s: DMAing conflict in dma_block_input." + "[DMAstat:%1x][irqlock:%1x][intr:%ld]\n", + dev->name, ei_status.dmaing, ei_status.irqlock, + (long)dev->interrupt); + return; + } + + ei_status.dmaing |= 0x01; + outb_p(E8390_NODMA+E8390_PAGE0+E8390_START, nic_base + PCNET_CMD); + outb_p(sizeof(struct e8390_pkt_hdr), nic_base + EN0_RCNTLO); + outb_p(0, nic_base + EN0_RCNTHI); + outb_p(0, nic_base + EN0_RSARLO); /* On page boundary */ + outb_p(ring_page, nic_base + EN0_RSARHI); + outb_p(E8390_RREAD+E8390_START, nic_base + PCNET_CMD); + + insw(nic_base + PCNET_DATAPORT, hdr, + sizeof(struct e8390_pkt_hdr)>>1); + /* Fix for big endian systems */ + hdr->count = le16_to_cpu(hdr->count); + + outb_p(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */ + ei_status.dmaing &= ~0x01; +} + +/* ======================================================================= */ + +static void dma_block_input(struct net_device *dev, int count, + struct sk_buff *skb, int ring_offset) +{ + int nic_base = dev->base_addr; + int xfer_count = count; + char *buf = skb->data; + +#ifdef PCMCIA_DEBUG + if ((ei_debug > 4) && (count != 4)) + printk(KERN_DEBUG "%s: [bi=%d]\n", dev->name, count+4); +#endif + if (ei_status.dmaing) { + printk(KERN_NOTICE "%s: DMAing conflict in dma_block_input." + "[DMAstat:%1x][irqlock:%1x][intr:%ld]\n", + dev->name, ei_status.dmaing, ei_status.irqlock, + (long)dev->interrupt); + return; + } + ei_status.dmaing |= 0x01; + outb_p(E8390_NODMA+E8390_PAGE0+E8390_START, nic_base + PCNET_CMD); + outb_p(count & 0xff, nic_base + EN0_RCNTLO); + outb_p(count >> 8, nic_base + EN0_RCNTHI); + outb_p(ring_offset & 0xff, nic_base + EN0_RSARLO); + outb_p(ring_offset >> 8, nic_base + EN0_RSARHI); + outb_p(E8390_RREAD+E8390_START, nic_base + PCNET_CMD); + + insw(nic_base + PCNET_DATAPORT,buf,count>>1); + if (count & 0x01) + buf[count-1] = inb(nic_base + PCNET_DATAPORT), xfer_count++; + + /* This was for the ALPHA version only, but enough people have + encountering problems that it is still here. */ +#ifdef PCMCIA_DEBUG + if (ei_debug > 4) { /* DMA termination address check... */ + int addr, tries = 20; + do { + /* DON'T check for 'inb_p(EN0_ISR) & ENISR_RDC' here + -- it's broken for Rx on some cards! */ + int high = inb_p(nic_base + EN0_RSARHI); + int low = inb_p(nic_base + EN0_RSARLO); + addr = (high << 8) + low; + if (((ring_offset + xfer_count) & 0xff) == (addr & 0xff)) + break; + } while (--tries > 0); + if (tries <= 0) + printk(KERN_NOTICE "%s: RX transfer address mismatch," + "%#4.4x (expected) vs. %#4.4x (actual).\n", + dev->name, ring_offset + xfer_count, addr); + } +#endif + outb_p(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */ + ei_status.dmaing &= ~0x01; +} /* dma_block_input */ + +/*====================================================================*/ + +static void dma_block_output(struct net_device *dev, int count, + const unsigned char *buf, + const int start_page) +{ + int nic_base = dev->base_addr; + pcnet_dev_t *info = (pcnet_dev_t *)dev; +#ifdef PCMCIA_DEBUG + int retries = 0; +#endif + u_long dma_start; + +#ifdef PCMCIA_DEBUG + if (ei_debug > 4) + printk(KERN_DEBUG "%s: [bo=%d]\n", dev->name, count); +#endif + + /* Round the count up for word writes. Do we need to do this? + What effect will an odd byte count have on the 8390? + I should check someday. */ + if (count & 0x01) + count++; + if (ei_status.dmaing) { + printk(KERN_NOTICE "%s: DMAing conflict in dma_block_output." + "[DMAstat:%1x][irqlock:%1x][intr:%ld]\n", + dev->name, ei_status.dmaing, ei_status.irqlock, + (long)dev->interrupt); + return; + } + ei_status.dmaing |= 0x01; + /* We should already be in page 0, but to be safe... */ + outb_p(E8390_PAGE0+E8390_START+E8390_NODMA, nic_base+PCNET_CMD); + +#ifdef PCMCIA_DEBUG + retry: +#endif + + outb_p(ENISR_RDC, nic_base + EN0_ISR); + + /* Now the normal output. */ + outb_p(count & 0xff, nic_base + EN0_RCNTLO); + outb_p(count >> 8, nic_base + EN0_RCNTHI); + outb_p(0x00, nic_base + EN0_RSARLO); + outb_p(start_page, nic_base + EN0_RSARHI); + + outb_p(E8390_RWRITE+E8390_START, nic_base + PCNET_CMD); + outsw(nic_base + PCNET_DATAPORT, buf, count>>1); + + dma_start = jiffies; + +#ifdef PCMCIA_DEBUG + /* This was for the ALPHA version only, but enough people have + encountering problems that it is still here. */ + if (ei_debug > 4) { /* DMA termination address check... */ + int addr, tries = 20; + do { + int high = inb_p(nic_base + EN0_RSARHI); + int low = inb_p(nic_base + EN0_RSARLO); + addr = (high << 8) + low; + if ((start_page << 8) + count == addr) + break; + } while (--tries > 0); + if (tries <= 0) { + printk(KERN_NOTICE "%s: Tx packet transfer address mismatch," + "%#4.4x (expected) vs. %#4.4x (actual).\n", + dev->name, (start_page << 8) + count, addr); + if (retries++ == 0) + goto retry; + } + } +#endif + + while ((inb_p(nic_base + EN0_ISR) & ENISR_RDC) == 0) + if (jiffies - dma_start > PCNET_RDC_TIMEOUT) { + printk(KERN_NOTICE "%s: timeout waiting for Tx RDC.\n", + dev->name); + pcnet_reset_8390(dev); + NS8390_init(dev, 1); + break; + } + + outb_p(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */ + if (info->flags & DELAY_OUTPUT) + udelay((long)delay_time); + ei_status.dmaing &= ~0x01; +} + +/*====================================================================*/ + +static int setup_dma_config(dev_link_t *link, int start_pg, + int stop_pg) +{ + struct net_device *dev = link->priv; + + ei_status.tx_start_page = start_pg; + ei_status.rx_start_page = start_pg + TX_PAGES; + ei_status.stop_page = stop_pg; + + /* set up block i/o functions */ + ei_status.get_8390_hdr = &dma_get_8390_hdr; + ei_status.block_input = &dma_block_input; + ei_status.block_output = &dma_block_output; + + return 0; +} + +/*====================================================================*/ + +static void copyin(unsigned char *dest, unsigned char *src, int c) +{ + unsigned short *d = (unsigned short *) dest; + unsigned short *s = (unsigned short *) src; + int odd; + + if (c <= 0) + return; + odd = (c & 01); c >>= 1; + + if (c) { + do { *d++ = readw(s++); } while (--c); + } + /* get last byte by fetching a word and masking */ + if (odd) + *((unsigned char *)d) = readw(s) & 0xff; +} + +static void copyout(unsigned char *dest, const unsigned char *src, int c) +{ + volatile unsigned short *d = (unsigned short *) dest; + unsigned short *s = (unsigned short *) src; + int odd; + + if (c <= 0) + return; + odd = (c & 01); c >>= 1; + + if (c) { + do { writew(*s++, d++); } while (--c); + } + /* copy last byte doing a read-modify-write */ + if (odd) + writew((readw(d) & 0xff00) | *(u_char *)s, d); +} + +/*====================================================================*/ + +static void shmem_get_8390_hdr(struct net_device *dev, + struct e8390_pkt_hdr *hdr, + int ring_page) +{ + void *xfer_start = (void *)(dev->rmem_start + (ring_page << 8) + - (ei_status.rx_start_page << 8)); + + copyin((void *)hdr, xfer_start, sizeof(struct e8390_pkt_hdr)); + /* Fix for big endian systems */ + hdr->count = le16_to_cpu(hdr->count); +} + +/*====================================================================*/ + +static void shmem_block_input(struct net_device *dev, int count, + struct sk_buff *skb, int ring_offset) +{ + void *xfer_start = (void *)(dev->rmem_start + ring_offset + - (ei_status.rx_start_page << 8)); + char *buf = skb->data; + + if (xfer_start + count > (void *)dev->rmem_end) { + /* We must wrap the input move. */ + int semi_count = (void*)dev->rmem_end - xfer_start; + copyin(buf, xfer_start, semi_count); + buf += semi_count; + ring_offset = ei_status.rx_start_page << 8; + xfer_start = (void *)dev->rmem_start; + count -= semi_count; + } + copyin(buf, xfer_start, count); +} + +/*====================================================================*/ + +static void shmem_block_output(struct net_device *dev, int count, + const unsigned char *buf, + const int start_page) +{ + void *shmem = (void *)dev->mem_start + (start_page << 8); + shmem -= ei_status.tx_start_page << 8; + + if (ei_debug > 4) + printk(KERN_DEBUG "[bo=%d @ %x]\n", count, start_page); + + copyout(shmem, buf, count); +} + +/*====================================================================*/ + +static int setup_shmem_window(dev_link_t *link, int start_pg, + int stop_pg, int cm_offset) +{ + struct net_device *dev = link->priv; + pcnet_dev_t *info = link->priv; + win_req_t req; + memreq_t mem; + int i, window_size, offset, last_ret, last_fn; + + window_size = (stop_pg - start_pg) << 8; + if (window_size > 32 * 1024) + window_size = 32 * 1024; + + /* Make sure it's a power of two. */ + while ((window_size & (window_size - 1)) != 0) + window_size += window_size & ~(window_size - 1); + + /* Allocate a memory window */ + req.Attributes = WIN_DATA_WIDTH_16|WIN_MEMORY_TYPE_CM|WIN_ENABLE; + req.Attributes |= WIN_USE_WAIT; + req.Base = 0; req.Size = window_size; + req.AccessSpeed = mem_speed; + link->win = (window_handle_t)link->handle; + CS_CHECK(RequestWindow, &link->win, &req); + + mem.CardOffset = (start_pg << 8) + cm_offset; + offset = mem.CardOffset % window_size; + mem.CardOffset -= offset; + mem.Page = 0; + CS_CHECK(MapMemPage, link->win, &mem); + + /* Try scribbling on the buffer */ + info->base = ioremap(req.Base, window_size); + for (i = 0; i < (TX_PAGES<<8); i += 2) + writew((i>>1), info->base+offset+i); + udelay(100); + for (i = 0; i < (TX_PAGES<<8); i += 2) + if (readw(info->base+offset+i) != (i>>1)) break; + pcnet_reset_8390(dev); + if (i != (TX_PAGES<<8)) { + iounmap(info->base); + CardServices(ReleaseWindow, link->win); + info->base = NULL; link->win = NULL; + goto failed; + } + + dev->mem_start = (u_long)info->base + offset; + dev->rmem_start = dev->mem_start + (TX_PAGES<<8); + dev->mem_end = dev->rmem_end = (u_long)info->base + req.Size; + + ei_status.tx_start_page = start_pg; + ei_status.rx_start_page = start_pg + TX_PAGES; + ei_status.stop_page = start_pg + ((req.Size - offset) >> 8); + + /* set up block i/o functions */ + ei_status.get_8390_hdr = &shmem_get_8390_hdr; + ei_status.block_input = &shmem_block_input; + ei_status.block_output = &shmem_block_output; + + info->flags |= USE_SHMEM; + return 0; + +cs_failed: + cs_error(link->handle, last_fn, last_ret); +failed: + return 1; +} + +/*====================================================================*/ + +#ifdef MODULE +int init_module(void) +#else +int init_pcnet_cs(void) +#endif +{ + servinfo_t serv; + DEBUG(0, "%s\n", version); + CardServices(GetCardServicesInfo, &serv); + if (serv.Revision != CS_RELEASE_CODE) { + printk(KERN_NOTICE "pcnet_cs: Card Services release " + "does not match!\n"); + return -1; + } + register_pcmcia_driver(&dev_info, &pcnet_attach, &pcnet_detach); + DEBUG(0, "pcnet driver registered\n" ); + return 0; +} + +//__initcall(init_pcnet_cs); + +#ifdef MODULE +void cleanup_module(void) +{ + DEBUG(0, "pcnet_cs: unloading\n"); + unregister_pcmcia_driver(&dev_info); + while (dev_list != NULL) + pcnet_detach(dev_list); +} +#endif -- I'm really pavel@ucw.cz. Look at http://195.113.31.123/~pavel. Pavel Hi! I'm a .signature virus! Copy me into your ~/.signature, please!
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
| |