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- /*
- * AT&T GIS (nee NCR) WaveLAN card:
- * An Ethernet-like radio transceiver
- * controlled by an Intel 82586 coprocessor.
- */
-
- #include <linux/config.h>
-
- #if defined(CONFIG_WAVELAN)
- #if defined(MODULE)
- #include <linux/module.h>
- #include <linux/version.h>
- #endif /* defined(MODULE) */
-
- #include <linux/kernel.h>
- #include <linux/sched.h>
- #include <linux/types.h>
- #include <linux/fcntl.h>
- #include <linux/interrupt.h>
- #include <linux/ptrace.h>
- #include <linux/ioport.h>
- #include <linux/in.h>
- #include <linux/string.h>
- #include <linux/delay.h>
- #include <asm/system.h>
- #include <asm/bitops.h>
- #include <asm/io.h>
- #include <asm/dma.h>
- #include <errno.h>
- #include <linux/netdevice.h>
- #include <linux/etherdevice.h>
- #include <linux/skbuff.h>
- #include <linux/malloc.h>
- #include <linux/timer.h>
- #define STRUCT_CHECK 1
- #include "i82586.h"
- #include "wavelan.h"
-
- #ifndef WAVELAN_DEBUG
- #define WAVELAN_DEBUG 0
- #endif /* WAVELAN_DEBUG */
-
- #define nels(a) (sizeof(a) / sizeof(a[0]))
-
- #define WATCHDOG_JIFFIES 512 /* TODO: express in HZ. */
-
- typedef struct device device;
- typedef struct enet_statistics en_stats;
- typedef struct net_local net_local;
- typedef struct timer_list timer_list;
-
- struct net_local
- {
- en_stats stats;
- unsigned int tx_n_in_use;
- unsigned char nwid[2];
- unsigned short hacr;
- unsigned short rx_head;
- unsigned short rx_last;
- unsigned short tx_first_free;
- unsigned short tx_first_in_use;
- unsigned int nresets;
- unsigned int correct_nwid;
- unsigned int wrong_nwid;
- unsigned int promiscuous;
- timer_list watchdog;
- device *dev;
- net_local *prev;
- net_local *next;
- };
-
- extern int wavelan_probe(device *); /* See Space.c */
-
- static char *version = "wavelan.c:v6 22/2/95\n";
-
- /*
- * Entry point forward declarations.
- */
- static int wavelan_probe1(device *, unsigned short);
- static int wavelan_open(device *);
- static int wavelan_send_packet(struct sk_buff *, device *);
- static void wavelan_interrupt(int, struct pt_regs *);
- static int wavelan_close(device *);
- static en_stats *wavelan_get_stats(device *);
- static void wavelan_set_multicast_list(device *, int, void *);
-
- /*
- * Other forward declarations.
- */
- static void wavelan_cu_show_one(device *, net_local *, int, unsigned short);
- static void wavelan_cu_start(device *);
- static void wavelan_ru_start(device *);
- static void wavelan_watchdog(unsigned long);
- #if 0
- static void wavelan_psa_show(psa_t *);
- static void wavelan_mmc_show(unsigned short);
- #endif /* 0 */
- static void wavelan_scb_show(unsigned short);
- static void wavelan_ru_show(device *);
- static void wavelan_cu_show(device *);
- static void wavelan_dev_show(device *);
- static void wavelan_local_show(device *);
-
- static unsigned int wavelan_debug = WAVELAN_DEBUG;
- static net_local *first_wavelan = (net_local *)0;
-
- static
- unsigned long
- wavelan_splhi(void)
- {
- unsigned long flags;
-
- save_flags(flags);
- cli();
-
- return flags;
- }
-
- static
- void
- wavelan_splx(unsigned long flags)
- {
- restore_flags(flags);
- }
-
- static
- unsigned short
- hasr_read(unsigned short ioaddr)
- {
- return inw(HASR(ioaddr));
- }
-
- static
- void
- hacr_write(unsigned short ioaddr, int hacr)
- {
- outw(hacr, HACR(ioaddr));
- }
-
- static
- void
- hacr_write_slow(unsigned short ioaddr, int hacr)
- {
- hacr_write(ioaddr, hacr);
- /* delay might only be needed sometimes */
- udelay(1000);
- }
-
- /*
- * Set the channel attention bit.
- */
- static
- void
- set_chan_attn(unsigned short ioaddr, unsigned short current_hacr)
- {
- hacr_write(ioaddr, current_hacr | HACR_CA);
- }
-
- /*
- * Reset, and then set host adaptor into default mode.
- */
- static
- void
- wavelan_reset(unsigned short ioaddr)
- {
- hacr_write_slow(ioaddr, HACR_RESET);
- hacr_write(ioaddr, HACR_DEFAULT);
- }
-
- static
- void
- wavelan_16_off(unsigned short ioaddr, unsigned short hacr)
- {
- hacr &= ~HACR_16BITS;
-
- hacr_write(ioaddr, hacr);
- }
-
- static
- void
- wavelan_16_on(unsigned short ioaddr, unsigned short hacr)
- {
- hacr |= HACR_16BITS;
-
- hacr_write(ioaddr, hacr);
- }
-
- static
- void
- wavelan_ints_off(device *dev)
- {
- unsigned short ioaddr;
- net_local *lp;
- unsigned long x;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- x = wavelan_splhi();
-
- lp->hacr &= ~HACR_INTRON;
- hacr_write(ioaddr, lp->hacr);
-
- wavelan_splx(x);
- }
-
- static
- void
- wavelan_ints_on(device *dev)
- {
- unsigned short ioaddr;
- net_local *lp;
- unsigned long x;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- x = wavelan_splhi();
-
- lp->hacr |= HACR_INTRON;
- hacr_write(ioaddr, lp->hacr);
-
- wavelan_splx(x);
- }
-
- /*
- * Read bytes from the PSA.
- */
- static
- void
- psa_read(unsigned short ioaddr, unsigned short hacr, int o, unsigned char *b, int n)
- {
- wavelan_16_off(ioaddr, hacr);
-
- while (n-- > 0)
- {
- outw(o, PIOR2(ioaddr));
- o++;
- *b++ = inb(PIOP2(ioaddr));
- }
-
- wavelan_16_on(ioaddr, hacr);
- }
-
- /*
- * Read bytes from the on-board RAM.
- */
- static
- void
- obram_read(unsigned short ioaddr, unsigned short o, unsigned char *b, int n)
- {
- n = (n + 1) / (sizeof(unsigned short) / sizeof(unsigned char));
-
- outw(o, PIOR1(ioaddr));
-
- insw(PIOP1(ioaddr), (unsigned short *)b, n);
- }
-
- /*
- * Write bytes to the on-board RAM.
- */
- static
- void
- obram_write(unsigned short ioaddr, unsigned short o, unsigned char *b, int n)
- {
- n = (n + 1) / (sizeof(unsigned short) / sizeof(unsigned char));
-
- outw(o, PIOR1(ioaddr));
-
- outsw(PIOP1(ioaddr), (unsigned short *)b, n);
- }
-
- /*
- * Read bytes from the MMC.
- */
- static
- void
- mmc_read(unsigned short ioaddr, unsigned short o, unsigned char *b, int n)
- {
- while (n-- > 0)
- {
- while (inw(HASR(ioaddr)) & HASR_MMC_BUSY)
- ;
-
- outw(o << 1, MMCR(ioaddr));
- o++;
-
- while (inw(HASR(ioaddr)) & HASR_MMC_BUSY)
- ;
-
- *b++ = (unsigned char)(inw(MMCR(ioaddr)) >> 8);
- }
- }
-
- /*
- * Write bytes to the MMC.
- */
- static
- void
- mmc_write(unsigned short ioaddr, unsigned short o, unsigned char *b, int n)
- {
- while (n-- > 0)
- {
- while (inw(HASR(ioaddr)) & HASR_MMC_BUSY)
- ;
-
- outw((unsigned short)(((unsigned short)*b << 8) | (o << 1) | 1), MMCR(ioaddr));
- b++;
- o++;
- }
- }
-
- /*
- * Map values from the irq parameter register to irq numbers.
- */
- static
- int
- wavelan_map_irq(unsigned short ioaddr, unsigned char irqval)
- {
- int irq;
- static int irqvals[] =
- {
- 0, 0, 0, 0x01,
- 0x02, 0x04, 0, 0x08,
- 0, 0, 0x10, 0x20,
- 0x40, 0, 0, 0x80,
- };
-
- for (irq = 0; irq < nels(irqvals); irq++)
- {
- if (irqvals[irq] == (int)irqval)
- return irq;
- }
-
- return -1;
- }
-
- /*
- * Initialize the Modem Management Controller.
- */
- static
- void
- wavelan_mmc_init(device *dev, psa_t *psa)
- {
- unsigned short ioaddr;
- net_local *lp;
- mmw_t m;
- int configured;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
- memset(&m, 0x00, sizeof(m));
-
- /*
- * configured = psa->psa_conf_status & 1;
- *
- * For now we use the persistent PSA
- * information as little as possible, thereby
- * allowing us to return to the same known state
- * during a hardware reset.
- */
- configured = 0;
-
- /*
- * Set default modem control parameters.
- * See NCR document 407-0024326 Rev. A.
- */
- m.mmw_jabber_enable = 0x01;
- m.mmw_anten_sel = MMW_ANTEN_SEL_ALG_EN;
- m.mmw_ifs = 0x20;
- m.mmw_mod_delay = 0x04;
- m.mmw_jam_time = 0x38;
-
- m.mmw_encr_enable = 0;
- m.mmw_des_io_invert = 0;
- m.mmw_freeze = 0;
- m.mmw_decay_prm = 0;
- m.mmw_decay_updat_prm = 0;
-
- if (configured)
- {
- /*
- * Use configuration defaults from parameter storage area.
- */
- if (psa->psa_undefined & 1)
- m.mmw_loopt_sel = 0x00;
- else
- m.mmw_loopt_sel = MMW_LOOPT_SEL_UNDEFINED;
-
- m.mmw_thr_pre_set = psa->psa_thr_pre_set & 0x3F;
- m.mmw_quality_thr = psa->psa_quality_thr & 0x0F;
- }
- else
- {
- if (lp->promiscuous)
- m.mmw_loopt_sel = MMW_LOOPT_SEL_UNDEFINED;
- else
- m.mmw_loopt_sel = 0x00;
-
- /*
- * 0x04 for AT,
- * 0x01 for MCA.
- */
- if (psa->psa_comp_number & 1)
- m.mmw_thr_pre_set = 0x01;
- else
- m.mmw_thr_pre_set = 0x04;
-
- m.mmw_quality_thr = 0x03;
- }
-
- m.mmw_netw_id_l = lp->nwid[1];
- m.mmw_netw_id_h = lp->nwid[0];
-
- mmc_write(ioaddr, 0, (unsigned char *)&m, sizeof(m));
- }
-
- static
- void
- wavelan_ack(device *dev)
- {
- unsigned short ioaddr;
- net_local *lp;
- unsigned short scb_cs;
- int i;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- obram_read(ioaddr, scboff(OFFSET_SCB, scb_status), (unsigned char *)&scb_cs, sizeof(scb_cs));
- scb_cs &= SCB_ST_INT;
-
- if (scb_cs == 0)
- return;
-
- obram_write(ioaddr, scboff(OFFSET_SCB, scb_command), (unsigned char *)&scb_cs, sizeof(scb_cs));
-
- set_chan_attn(ioaddr, lp->hacr);
-
- for (i = 1000; i > 0; i--)
- {
- obram_read(ioaddr, scboff(OFFSET_SCB, scb_command), (unsigned char *)&scb_cs, sizeof(scb_cs));
- if (scb_cs == 0)
- break;
-
- udelay(1000);
- }
-
- if (i <= 0)
- printk("%s: wavelan_ack(): board not accepting command.\n", dev->name);
- }
-
- /*
- * Set channel attention bit and busy wait until command has
- * completed, then acknowledge the command completion.
- */
- static
- int
- wavelan_synchronous_cmd(device *dev, char *str)
- {
- unsigned short ioaddr;
- net_local *lp;
- unsigned short scb_cmd;
- ach_t cb;
- int i;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- scb_cmd = SCB_CMD_CUC & SCB_CMD_CUC_GO;
- obram_write(ioaddr, scboff(OFFSET_SCB, scb_command), (unsigned char *)&scb_cmd, sizeof(scb_cmd));
-
- set_chan_attn(ioaddr, lp->hacr);
-
- for (i = 64; i > 0; i--)
- {
- obram_read(ioaddr, OFFSET_CU, (unsigned char *)&cb, sizeof(cb));
- if (cb.ac_status & AC_SFLD_C)
- break;
-
- udelay(1000);
- }
-
- if (i <= 0 || !(cb.ac_status & AC_SFLD_OK))
- {
- printk("%s: %s failed; status = 0x%x\n", dev->name, str, cb.ac_status);
- wavelan_scb_show(ioaddr);
- return -1;
- }
-
- wavelan_ack(dev);
-
- return 0;
- }
-
- static
- int
- wavelan_hardware_reset(device *dev)
- {
- unsigned short ioaddr;
- psa_t psa;
- net_local *lp;
- scp_t scp;
- iscp_t iscp;
- scb_t scb;
- ach_t cb;
- int i;
- ac_cfg_t cfg;
- ac_ias_t ias;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- lp->nresets++;
-
- wavelan_reset(ioaddr);
- lp->hacr = HACR_DEFAULT;
-
- /*
- * Clear the onboard RAM.
- */
- {
- unsigned char zeroes[512];
-
- memset(&zeroes[0], 0x00, sizeof(zeroes));
-
- for (i = 0; i < I82586_MEMZ; i += sizeof(zeroes))
- obram_write(ioaddr, i, &zeroes[0], sizeof(zeroes));
- }
-
- psa_read(ioaddr, lp->hacr, 0, (unsigned char *)&psa, sizeof(psa));
-
- wavelan_mmc_init(dev, &psa);
-
- /*
- * Construct the command unit structures:
- * scp, iscp, scb, cb.
- */
- memset(&scp, 0x00, sizeof(scp));
- scp.scp_sysbus = SCP_SY_16BBUS;
- scp.scp_iscpl = OFFSET_ISCP;
- obram_write(ioaddr, OFFSET_SCP, (unsigned char *)&scp, sizeof(scp));
-
- memset(&iscp, 0x00, sizeof(iscp));
- iscp.iscp_busy = 1;
- iscp.iscp_offset = OFFSET_SCB;
- obram_write(ioaddr, OFFSET_ISCP, (unsigned char *)&iscp, sizeof(iscp));
-
- memset(&scb, 0x00, sizeof(scb));
- scb.scb_command = SCB_CMD_RESET;
- scb.scb_cbl_offset = OFFSET_CU;
- scb.scb_rfa_offset = OFFSET_RU;
- obram_write(ioaddr, OFFSET_SCB, (unsigned char *)&scb, sizeof(scb));
-
- set_chan_attn(ioaddr, lp->hacr);
-
- for (i = 1000; i > 0; i--)
- {
- obram_read(ioaddr, OFFSET_ISCP, (unsigned char *)&iscp, sizeof(iscp));
-
- if (iscp.iscp_busy == (unsigned short)0)
- break;
-
- udelay(1000);
- }
-
- if (i <= 0)
- printk("%s: wavelan_hardware_reset(): iscp_busy timeout.\n", dev->name);
-
- for (i = 15; i > 0; i--)
- {
- obram_read(ioaddr, OFFSET_SCB, (unsigned char *)&scb, sizeof(scb));
-
- if (scb.scb_status == (SCB_ST_CX | SCB_ST_CNA))
- break;
-
- udelay(1000);
- }
-
- if (i <= 0)
- printk("%s: wavelan_hardware_reset(): status: expected 0x%02x, got 0x%02x.\n", dev->name, SCB_ST_CX | SCB_ST_CNA, scb.scb_status);
-
- wavelan_ack(dev);
-
- memset(&cb, 0x00, sizeof(cb));
- cb.ac_command = AC_CFLD_EL | (AC_CFLD_CMD & acmd_diagnose);
- cb.ac_link = OFFSET_CU;
- obram_write(ioaddr, OFFSET_CU, (unsigned char *)&cb, sizeof(cb));
-
- if (wavelan_synchronous_cmd(dev, "diag()") == -1)
- return -1;
-
- obram_read(ioaddr, OFFSET_CU, (unsigned char *)&cb, sizeof(cb));
- if (cb.ac_status & AC_SFLD_FAIL)
- {
- printk("%s: wavelan_hardware_reset(): i82586 Self Test failed.\n", dev->name);
- return -1;
- }
-
- memset(&cfg, 0x00, sizeof(cfg));
-
- #if 0
- /*
- * The default board configuration.
- */
- cfg.fifolim_bytecnt = 0x080c;
- cfg.addrlen_mode = 0x2600;
- cfg.linprio_interframe = 0x7820; /* IFS=120, ACS=2 */
- cfg.slot_time = 0xf00c; /* slottime=12 */
- cfg.hardware = 0x0008; /* tx even w/o CD */
- cfg.min_frame_len = 0x0040;
- #endif /* 0 */
-
- /*
- * For Linux we invert AC_CFG_ALOC(..) so as to conform
- * to the way that net packets reach us from above.
- * (See also ac_tx_t.)
- */
- cfg.cfg_byte_cnt = AC_CFG_BYTE_CNT(sizeof(ac_cfg_t) - sizeof(ach_t));
- cfg.cfg_fifolim = AC_CFG_FIFOLIM(8);
- cfg.cfg_byte8 = AC_CFG_SAV_BF(0) |
- AC_CFG_SRDY(0);
- cfg.cfg_byte9 = AC_CFG_ELPBCK(0) |
- AC_CFG_ILPBCK(0) |
- AC_CFG_PRELEN(AC_CFG_PLEN_2) |
- AC_CFG_ALOC(1) |
- AC_CFG_ADDRLEN(WAVELAN_ADDR_SIZE);
- cfg.cfg_byte10 = AC_CFG_BOFMET(0) |
- AC_CFG_ACR(0) |
- AC_CFG_LINPRIO(0);
- cfg.cfg_ifs = 32;
- cfg.cfg_slotl = 0;
- cfg.cfg_byte13 = AC_CFG_RETRYNUM(15) |
- AC_CFG_SLTTMHI(2);
- cfg.cfg_byte14 = AC_CFG_FLGPAD(0) |
- AC_CFG_BTSTF(0) |
- AC_CFG_CRC16(0) |
- AC_CFG_NCRC(0) |
- AC_CFG_TNCRS(1) |
- AC_CFG_MANCH(0) |
- AC_CFG_BCDIS(0) |
- AC_CFG_PRM(lp->promiscuous);
- cfg.cfg_byte15 = AC_CFG_ICDS(0) |
- AC_CFG_CDTF(0) |
- AC_CFG_ICSS(0) |
- AC_CFG_CSTF(0);
- /*
- cfg.cfg_min_frm_len = AC_CFG_MNFRM(64);
- */
- cfg.cfg_min_frm_len = AC_CFG_MNFRM(8);
-
- cfg.cfg_h.ac_command = AC_CFLD_EL | (AC_CFLD_CMD & acmd_configure);
- cfg.cfg_h.ac_link = OFFSET_CU;
- obram_write(ioaddr, OFFSET_CU, (unsigned char *)&cfg, sizeof(cfg));
-
- if (wavelan_synchronous_cmd(dev, "reset()-configure") == -1)
- return -1;
-
- memset(&ias, 0x00, sizeof(ias));
- ias.ias_h.ac_command = AC_CFLD_EL | (AC_CFLD_CMD & acmd_ia_setup);
- ias.ias_h.ac_link = OFFSET_CU;
- memcpy(&ias.ias_addr[0], (unsigned char *)&dev->dev_addr[0], sizeof(ias.ias_addr));
- obram_write(ioaddr, OFFSET_CU, (unsigned char *)&ias, sizeof(ias));
-
- if (wavelan_synchronous_cmd(dev, "reset()-address") == -1)
- return -1;
-
- wavelan_ints_on(dev);
-
- if (wavelan_debug > 4)
- {
- wavelan_scb_show(ioaddr);
- printk("%s: Initialized WaveLAN.\n", dev->name);
- }
-
- wavelan_ru_start(dev);
- wavelan_cu_start(dev);
-
- return 0;
- }
-
- #if STRUCT_CHECK == 1
-
- static
- char *
- wavelan_struct_check(void)
- {
- #define SC(t,s,n) if (sizeof(t) != s) return n
- SC(psa_t, PSA_SIZE, "psa_t");
- SC(mmw_t, MMW_SIZE, "mmw_t");
- SC(mmr_t, MMR_SIZE, "mmr_t");
- SC(ha_t, HA_SIZE, "ha_t");
- #undef SC
-
- return (char *)0;
- }
-
- #endif /* STRUCT_CHECK == 1 */
-
- /*
- * Check for a network adaptor of this type.
- * Return '0' iff one exists.
- * (There seem to be different interpretations of
- * the initial value of dev->base_addr.
- * We follow the example in drivers/net/ne.c.)
- */
- int
- wavelan_probe(device *dev)
- {
- int i;
- short base_addr;
- static unsigned short iobase[] =
- {
- #if 0
- Leave out 0x3C0 for now -- seems to clash
- with some video controllers.
- Leave out the others too -- we will always
- use 0x390 and leave 0x300 for the Ethernet device.
- 0x300, 0x390, 0x3E0, 0x3C0,
- #endif /* 0 */
- 0x390,
- };
-
- #if STRUCT_CHECK == 1
- if (wavelan_struct_check() != (char *)0)
- {
- printk("%s: structure/compiler botch: \"%s\"\n", dev->name, wavelan_struct_check());
- return ENODEV;
- }
- #endif /* STRUCT_CHECK == 1 */
-
- base_addr = dev->base_addr;
-
- if (base_addr < 0)
- /*
- * Don't probe at all.
- */
- return ENXIO;
-
- if (base_addr > 0x100)
- /*
- * Check a single specified location.
- */
- return wavelan_probe1(dev, base_addr);
-
- for (i = 0; i < nels(iobase); i++)
- {
- if (check_region(iobase[i], sizeof(ha_t)))
- continue;
-
- if (wavelan_probe1(dev, iobase[i]) == 0)
- return 0;
- }
-
- return ENODEV;
- }
-
- static
- int
- wavelan_probe1(device *dev, unsigned short ioaddr)
- {
- psa_t psa;
- int irq;
- int i;
- net_local *lp;
-
- wavelan_reset(ioaddr);
-
- psa_read(ioaddr, HACR_DEFAULT, 0, (unsigned char *)&psa, sizeof(psa));
-
- /*
- * Check the first three octets of the MAC address
- * for the manufacturer's code.
- */
- if
- (
- psa.psa_univ_mac_addr[0] != SA_ADDR0
- ||
- psa.psa_univ_mac_addr[1] != SA_ADDR1
- ||
- psa.psa_univ_mac_addr[2] != SA_ADDR2
- )
- return ENODEV;
-
- printk("%s: WaveLAN at %#x,", dev->name, ioaddr);
-
- if ((irq = wavelan_map_irq(ioaddr, psa.psa_int_req_no)) == -1)
- {
- printk(" could not wavelan_map_irq(0x%x, %d).\n", ioaddr, psa.psa_int_req_no);
- return EAGAIN;
- }
-
- dev->irq = irq;
-
- request_region(ioaddr, sizeof(ha_t), "wavelan");
- dev->base_addr = ioaddr;
-
- /*
- * Apparently the third numeric argument to LILO's
- * `ether=' control line arrives here as `dev->mem_start'.
- * If it is non-zero we use it instead of the PSA NWID.
- */
- if (dev->mem_start != 0)
- {
- psa.psa_nwid[0] = (dev->mem_start >> 8) & 0xFF;
- psa.psa_nwid[1] = (dev->mem_start >> 0) & 0xFF;
- }
-
- dev->mem_start = 0x0000;
- dev->mem_end = 0x0000;
- dev->if_port = 0;
-
- memcpy(&dev->dev_addr[0], &psa.psa_univ_mac_addr[0], WAVELAN_ADDR_SIZE);
-
- for (i = 0; i < WAVELAN_ADDR_SIZE; i++)
- printk("%s%02x", (i == 0) ? " " : ":", dev->dev_addr[i]);
-
- printk(", IRQ %d", dev->irq);
- printk(", nwid 0x%02x%02x", psa.psa_nwid[0], psa.psa_nwid[1]);
-
- printk(", PC");
- switch (psa.psa_comp_number)
- {
- case PSA_COMP_PC_AT_915:
- case PSA_COMP_PC_AT_2400:
- printk("-AT");
- break;
-
- case PSA_COMP_PC_MC_915:
- case PSA_COMP_PC_MC_2400:
- printk("-MC");
- break;
-
- case PSA_COMP_PCMCIA_915:
- printk("MCIA");
- break;
-
- default:
- printk("???");
- break;
- }
-
- printk(", ");
- switch (psa.psa_subband)
- {
- case PSA_SUBBAND_915:
- printk("915");
- break;
-
- case PSA_SUBBAND_2425:
- printk("2425");
- break;
-
- case PSA_SUBBAND_2460:
- printk("2460");
- break;
-
- case PSA_SUBBAND_2484:
- printk("2484");
- break;
-
- case PSA_SUBBAND_2430_5:
- printk("2430.5");
- break;
-
- default:
- printk("???");
- break;
- }
- printk(" MHz");
-
- printk("\n");
-
- if (wavelan_debug)
- printk(version);
-
- dev->priv = kmalloc(sizeof(net_local), GFP_KERNEL);
- memset(dev->priv, 0x00, sizeof(net_local));
- lp = (net_local *)dev->priv;
-
- if (first_wavelan == (net_local *)0)
- {
- first_wavelan = lp;
- lp->prev = lp;
- lp->next = lp;
- }
- else
- {
- lp->prev = first_wavelan->prev;
- lp->next = first_wavelan;
- first_wavelan->prev->next = lp;
- first_wavelan->prev = lp;
- }
- lp->dev = dev;
-
- lp->hacr = HACR_DEFAULT;
-
- lp->nwid[0] = psa.psa_nwid[0];
- lp->nwid[1] = psa.psa_nwid[1];
-
- lp->watchdog.function = wavelan_watchdog;
- lp->watchdog.data = (unsigned long)dev;
-
- dev->open = wavelan_open;
- dev->stop = wavelan_close;
- dev->hard_start_xmit = wavelan_send_packet;
- dev->get_stats = wavelan_get_stats;
- dev->set_multicast_list = &wavelan_set_multicast_list;
-
- /*
- * Fill in the fields of the device structure
- * with ethernet-generic values.
- */
- ether_setup(dev);
-
- dev->mtu = WAVELAN_MTU;
-
- return 0;
- }
-
- /*
- * Construct the fd and rbd structures.
- * Start the receive unit.
- */
- static
- void
- wavelan_ru_start(device *dev)
- {
- unsigned short ioaddr;
- net_local *lp;
- unsigned short scb_cs;
- fd_t fd;
- rbd_t rbd;
- unsigned short rx;
- unsigned short rx_next;
- int i;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- obram_read(ioaddr, scboff(OFFSET_SCB, scb_status), (unsigned char *)&scb_cs, sizeof(scb_cs));
- if ((scb_cs & SCB_ST_RUS) == SCB_ST_RUS_RDY)
- return;
-
- lp->rx_head = OFFSET_RU;
-
- for (i = 0, rx = lp->rx_head; i < NRXBLOCKS; i++, rx = rx_next)
- {
- rx_next = (i == NRXBLOCKS - 1) ? lp->rx_head : rx + RXBLOCKZ;
-
- fd.fd_status = 0;
- fd.fd_command = (i == NRXBLOCKS - 1) ? FD_COMMAND_EL : 0;
- fd.fd_link_offset = rx_next;
- fd.fd_rbd_offset = rx + sizeof(fd);
- obram_write(ioaddr, rx, (unsigned char *)&fd, sizeof(fd));
-
- rbd.rbd_status = 0;
- rbd.rbd_next_rbd_offset = I82586NULL;
- rbd.rbd_bufl = rx + sizeof(fd) + sizeof(rbd);
- rbd.rbd_bufh = 0;
- rbd.rbd_el_size = RBD_EL | (RBD_SIZE & MAXDATAZ);
- obram_write(ioaddr, rx + sizeof(fd), (unsigned char *)&rbd, sizeof(rbd));
-
- lp->rx_last = rx;
- }
-
- obram_write(ioaddr, scboff(OFFSET_SCB, scb_rfa_offset), (unsigned char *)&lp->rx_head, sizeof(lp->rx_head));
-
- scb_cs = SCB_CMD_RUC_GO;
- obram_write(ioaddr, scboff(OFFSET_SCB, scb_command), (unsigned char *)&scb_cs, sizeof(scb_cs));
-
- set_chan_attn(ioaddr, lp->hacr);
-
- for (i = 1000; i > 0; i--)
- {
- obram_read(ioaddr, scboff(OFFSET_SCB, scb_command), (unsigned char *)&scb_cs, sizeof(scb_cs));
- if (scb_cs == 0)
- break;
-
- udelay(1000);
- }
-
- if (i <= 0)
- printk("%s: wavelan_ru_start(): board not accepting command.\n", dev->name);
- }
-
- /*
- * Initialise the transmit blocks.
- * Start the command unit executing the NOP
- * self-loop of the first transmit block.
- */
- static
- void
- wavelan_cu_start(device *dev)
- {
- unsigned short ioaddr;
- net_local *lp;
- int i;
- unsigned short txblock;
- unsigned short first_nop;
- unsigned short scb_cs;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- lp->tx_first_free = OFFSET_CU;
- lp->tx_first_in_use = I82586NULL;
-
- for
- (
- i = 0, txblock = OFFSET_CU;
- i < NTXBLOCKS;
- i++, txblock += TXBLOCKZ
- )
- {
- ac_tx_t tx;
- ac_nop_t nop;
- tbd_t tbd;
- unsigned short tx_addr;
- unsigned short nop_addr;
- unsigned short tbd_addr;
- unsigned short buf_addr;
-
- tx_addr = txblock;
- nop_addr = tx_addr + sizeof(tx);
- tbd_addr = nop_addr + sizeof(nop);
- buf_addr = tbd_addr + sizeof(tbd);
-
- tx.tx_h.ac_status = 0;
- tx.tx_h.ac_command = acmd_transmit | AC_CFLD_I;
- tx.tx_h.ac_link = nop_addr;
- tx.tx_tbd_offset = tbd_addr;
- obram_write(ioaddr, tx_addr, (unsigned char *)&tx, sizeof(tx));
-
- nop.nop_h.ac_status = 0;
- nop.nop_h.ac_command = acmd_nop;
- nop.nop_h.ac_link = nop_addr;
- obram_write(ioaddr, nop_addr, (unsigned char *)&nop, sizeof(nop));
-
- tbd.tbd_status = TBD_STATUS_EOF;
- tbd.tbd_next_bd_offset = I82586NULL;
- tbd.tbd_bufl = buf_addr;
- tbd.tbd_bufh = 0;
- obram_write(ioaddr, tbd_addr, (unsigned char *)&tbd, sizeof(tbd));
- }
-
- first_nop = OFFSET_CU + (NTXBLOCKS - 1) * TXBLOCKZ + sizeof(ac_tx_t);
- obram_write(ioaddr, scboff(OFFSET_SCB, scb_cbl_offset), (unsigned char *)&first_nop, sizeof(first_nop));
-
- scb_cs = SCB_CMD_CUC_GO;
- obram_write(ioaddr, scboff(OFFSET_SCB, scb_command), (unsigned char *)&scb_cs, sizeof(scb_cs));
-
- set_chan_attn(ioaddr, lp->hacr);
-
- for (i = 1000; i > 0; i--)
- {
- obram_read(ioaddr, scboff(OFFSET_SCB, scb_command), (unsigned char *)&scb_cs, sizeof(scb_cs));
- if (scb_cs == 0)
- break;
-
- udelay(1000);
- }
-
- if (i <= 0)
- printk("%s: wavelan_cu_start(): board not accepting command.\n", dev->name);
-
- lp->tx_n_in_use = 0;
- dev->tbusy = 0;
- }
-
- static
- int
- wavelan_open(device *dev)
- {
- unsigned short ioaddr;
- net_local *lp;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- if (dev->irq == 0)
- return -ENXIO;
-
- if
- (
- irq2dev_map[dev->irq] != (device *)0
- /* This is always true, but avoid the false IRQ. */
- ||
- (irq2dev_map[dev->irq] = dev) == (device *)0
- ||
- request_irq(dev->irq, &wavelan_interrupt, 0, "WaveLAN") != 0
- )
- {
- irq2dev_map[dev->irq] = (device *)0;
- return -EAGAIN;
- }
-
- if (wavelan_hardware_reset(dev) == -1)
- {
- free_irq(dev->irq);
- irq2dev_map[dev->irq] = (device *)0;
- return -EAGAIN;
- }
-
- dev->interrupt = 0;
- dev->start = 1;
-
- #if defined(MODULE)
- MOD_INC_USE_COUNT;
- #endif /* defined(MODULE) */
-
- return 0;
- }
-
- static
- void
- hardware_send_packet(device *dev, void *buf, short length)
- {
- unsigned short ioaddr;
- net_local *lp;
- unsigned short txblock;
- unsigned short txpred;
- unsigned short tx_addr;
- unsigned short nop_addr;
- unsigned short tbd_addr;
- unsigned short buf_addr;
- ac_tx_t tx;
- ac_nop_t nop;
- tbd_t tbd;
- unsigned long x;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- x = wavelan_splhi();
-
- txblock = lp->tx_first_free;
- txpred = txblock - TXBLOCKZ;
- if (txpred < OFFSET_CU)
- txpred += NTXBLOCKS * TXBLOCKZ;
- lp->tx_first_free += TXBLOCKZ;
- if (lp->tx_first_free >= OFFSET_CU + NTXBLOCKS * TXBLOCKZ)
- lp->tx_first_free -= NTXBLOCKS * TXBLOCKZ;
-
- /*
- if (lp->tx_n_in_use > 0)
- printk("%c", "0123456789abcdefghijk"[lp->tx_n_in_use]);
- */
-
- lp->tx_n_in_use++;
-
- tx_addr = txblock;
- nop_addr = tx_addr + sizeof(tx);
- tbd_addr = nop_addr + sizeof(nop);
- buf_addr = tbd_addr + sizeof(tbd);
-
- /*
- * Transmit command.
- */
- tx.tx_h.ac_status = 0;
- obram_write(ioaddr, toff(ac_tx_t, tx_addr, tx_h.ac_status), (unsigned char *)&tx.tx_h.ac_status, sizeof(tx.tx_h.ac_status));
-
- /*
- * NOP command.
- */
- nop.nop_h.ac_status = 0;
- obram_write(ioaddr, toff(ac_nop_t, nop_addr, nop_h.ac_status), (unsigned char *)&nop.nop_h.ac_status, sizeof(nop.nop_h.ac_status));
- nop.nop_h.ac_link = nop_addr;
- obram_write(ioaddr, toff(ac_nop_t, nop_addr, nop_h.ac_link), (unsigned char *)&nop.nop_h.ac_link, sizeof(nop.nop_h.ac_link));
-
- /*
- * Transmit buffer descriptor.
- */
- tbd.tbd_status = TBD_STATUS_EOF | (TBD_STATUS_ACNT & length);
- tbd.tbd_next_bd_offset = I82586NULL;
- tbd.tbd_bufl = buf_addr;
- tbd.tbd_bufh = 0;
- obram_write(ioaddr, tbd_addr, (unsigned char *)&tbd, sizeof(tbd));
-
- /*
- * Data.
- */
- obram_write(ioaddr, buf_addr, buf, length);
-
- /*
- * Overwrite the predecessor NOP link
- * so that it points to this txblock.
- */
- nop_addr = txpred + sizeof(tx);
- nop.nop_h.ac_status = 0;
- obram_write(ioaddr, toff(ac_nop_t, nop_addr, nop_h.ac_status), (unsigned char *)&nop.nop_h.ac_status, sizeof(nop.nop_h.ac_status));
- nop.nop_h.ac_link = txblock;
- obram_write(ioaddr, toff(ac_nop_t, nop_addr, nop_h.ac_link), (unsigned char *)&nop.nop_h.ac_link, sizeof(nop.nop_h.ac_link));
-
- if (lp->tx_first_in_use == I82586NULL)
- lp->tx_first_in_use = txblock;
-
- if (lp->tx_n_in_use < NTXBLOCKS - 1)
- dev->tbusy = 0;
-
- dev->trans_start = jiffies;
-
- if (lp->watchdog.next == (timer_list *)0)
- wavelan_watchdog((unsigned long)dev);
-
- wavelan_splx(x);
-
- if (wavelan_debug > 4)
- {
- unsigned char *a;
-
- a = (unsigned char *)buf;
-
- printk
- (
- "%s: tx: dest %02x:%02x:%02x:%02x:%02x:%02x, length %d, tbd.tbd_bufl 0x%x.\n",
- dev->name,
- a[0], a[1], a[2], a[3], a[4], a[5],
- length,
- buf_addr
- );
- }
- }
-
- static
- int
- wavelan_send_packet(struct sk_buff *skb, device *dev)
- {
- unsigned short ioaddr;
-
- ioaddr = dev->base_addr;
-
- if (dev->tbusy)
- {
- /*
- * If we get here, some higher level
- * has decided we are broken.
- */
- int tickssofar;
-
- tickssofar = jiffies - dev->trans_start;
-
- /*
- * But for the moment, we will rely on wavelan_watchdog()
- * instead as it allows finer control over exactly when we
- * make the determination of failure.
- *
- if (tickssofar < 5)
- */
- return 1;
-
- wavelan_scb_show(ioaddr);
- wavelan_ru_show(dev);
- wavelan_cu_show(dev);
- wavelan_dev_show(dev);
- wavelan_local_show(dev);
-
- printk("%s: transmit timed out -- resetting board.\n", dev->name);
-
- (void)wavelan_hardware_reset(dev);
- }
-
- /*
- * If some higher layer thinks we've missed
- * a tx-done interrupt we are passed NULL.
- * Caution: dev_tint() handles the cli()/sti() itself.
- */
- if (skb == (struct sk_buff *)0)
- {
- dev_tint(dev);
- return 0;
- }
-
- /*
- * Block a timer-based transmit from overlapping.
- */
- if (set_bit(0, (void *)&dev->tbusy) == 0)
- {
- short length;
- unsigned char *buf;
-
- length = (ETH_ZLEN < skb->len) ? skb->len : ETH_ZLEN;
- buf = skb->data;
-
- hardware_send_packet(dev, buf, length);
- }
- else
- printk("%s: Transmitter access conflict.\n", dev->name);
-
- dev_kfree_skb(skb, FREE_WRITE);
-
- return 0;
- }
-
- #if 0
- static
- int
- addrcmp(unsigned char *a0, unsigned char *a1)
- {
- int i;
-
- for (i = 0; i < WAVELAN_ADDR_SIZE; i++)
- {
- if (a0[i] != a1[i])
- return a0[i] - a1[i];
- }
-
- return 0;
- }
- #endif /* 0 */
-
- /*
- * Transfer as many packets as we can
- * from the device RAM.
- * Called by the interrupt handler.
- */
- static
- void
- wavelan_receive(device *dev)
- {
- unsigned short ioaddr;
- net_local *lp;
- int nreaped;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
- nreaped = 0;
-
- for (;;)
- {
- fd_t fd;
- rbd_t rbd;
- ushort pkt_len;
- int sksize;
- struct sk_buff *skb;
-
- obram_read(ioaddr, lp->rx_head, (unsigned char *)&fd, sizeof(fd));
-
- if ((fd.fd_status & FD_STATUS_C) != FD_STATUS_C)
- break;
-
- nreaped++;
-
- if
- (
- (fd.fd_status & (FD_STATUS_B | FD_STATUS_OK))
- !=
- (FD_STATUS_B | FD_STATUS_OK)
- )
- {
- /*
- * Not sure about this one -- it does not seem
- * to be an error so we will keep quiet about it.
- if ((fd.fd_status & FD_STATUS_B) != FD_STATUS_B)
- printk("%s: frame not consumed by RU.\n", dev->name);
- */
-
- if ((fd.fd_status & FD_STATUS_OK) != FD_STATUS_OK)
- printk("%s: frame not received successfully.\n", dev->name);
- }
-
- if ((fd.fd_status & (FD_STATUS_S6 | FD_STATUS_S7 | FD_STATUS_S8 | FD_STATUS_S9 | FD_STATUS_S10 | FD_STATUS_S11)) != 0)
- {
- lp->stats.rx_errors++;
-
- if ((fd.fd_status & FD_STATUS_S6) != 0)
- printk("%s: no EOF flag.\n", dev->name);
-
- if ((fd.fd_status & FD_STATUS_S7) != 0)
- {
- lp->stats.rx_length_errors++;
- printk("%s: frame too short.\n", dev->name);
- }
-
- if ((fd.fd_status & FD_STATUS_S8) != 0)
- {
- lp->stats.rx_over_errors++;
- printk("%s: rx DMA overrun.\n", dev->name);
- }
-
- if ((fd.fd_status & FD_STATUS_S9) != 0)
- {
- lp->stats.rx_fifo_errors++;
- printk("%s: ran out of resources.\n", dev->name);
- }
-
- if ((fd.fd_status & FD_STATUS_S10) != 0)
- {
- lp->stats.rx_frame_errors++;
- printk("%s: alignment error.\n", dev->name);
- }
-
- if ((fd.fd_status & FD_STATUS_S11) != 0)
- {
- lp->stats.rx_crc_errors++;
- printk("%s: CRC error.\n", dev->name);
- }
- }
-
- if (fd.fd_rbd_offset == I82586NULL)
- printk("%s: frame has no data.\n", dev->name);
- else
- {
- obram_read(ioaddr, fd.fd_rbd_offset, (unsigned char *)&rbd, sizeof(rbd));
-
- if ((rbd.rbd_status & RBD_STATUS_EOF) != RBD_STATUS_EOF)
- printk("%s: missing EOF flag.\n", dev->name);
-
- if ((rbd.rbd_status & RBD_STATUS_F) != RBD_STATUS_F)
- printk("%s: missing F flag.\n", dev->name);
-
- pkt_len = rbd.rbd_status & RBD_STATUS_ACNT;
-
- #if 0
- {
- unsigned char addr[WAVELAN_ADDR_SIZE];
- int i;
- static unsigned char toweraddr[WAVELAN_ADDR_SIZE] =
- {
- 0x08, 0x00, 0x0e, 0x20, 0x3e, 0xd3,
- };
-
- obram_read(ioaddr, rbd.rbd_bufl + sizeof(addr), &addr[0], sizeof(addr));
- if
- (
- /*
- addrcmp(&addr[0], &dev->dev_addr[0]) != 0
- &&
- */
- addrcmp(&addr[0], toweraddr) != 0
- )
- {
- printk("%s: foreign MAC source addr=", dev->name);
- for (i = 0; i < WAVELAN_ADDR_SIZE; i++)
- printk("%s%02x", (i == 0) ? "" : ":", addr[i]);
- printk("\n");
- }
- }
- #endif /* 0 */
-
- if (wavelan_debug > 0)
- {
- unsigned char addr[WAVELAN_ADDR_SIZE];
- unsigned short ltype;
- int i;
-
- #if 0
- printk("%s: fd_dest=", dev->name);
- for (i = 0; i < WAVELAN_ADDR_SIZE; i++)
- printk("%s%02x", (i == 0) ? "" : ":", fd.fd_dest[i]);
- printk("\n");
-
- printk("%s: fd_src=", dev->name);
- for (i = 0; i < WAVELAN_ADDR_SIZE; i++)
- printk("%s%02x", (i == 0) ? "" : ":", fd.fd_src[i]);
- printk("\n");
- printk("%s: fd_length=%d\n", dev->name, fd.fd_length);
- #endif /* 0 */
-
- obram_read(ioaddr, rbd.rbd_bufl, &addr[0], sizeof(addr));
- printk("%s: dest=", dev->name);
- for (i = 0; i < WAVELAN_ADDR_SIZE; i++)
- printk("%s%02x", (i == 0) ? "" : ":", addr[i]);
- printk("\n");
-
- obram_read(ioaddr, rbd.rbd_bufl + sizeof(addr), &addr[0], sizeof(addr));
- printk("%s: src=", dev->name);
- for (i = 0; i < WAVELAN_ADDR_SIZE; i++)
- printk("%s%02x", (i == 0) ? "" : ":", addr[i]);
- printk("\n");
-
- obram_read(ioaddr, rbd.rbd_bufl + sizeof(addr) * 2, (unsigned char *)<ype, sizeof(ltype));
- printk("%s: ntohs(length/type)=0x%04x\n", dev->name, ntohs(ltype));
- }
-
- sksize = pkt_len;
-
- if ((skb = alloc_skb(sksize, GFP_ATOMIC)) == (struct sk_buff *)0)
- {
- printk("%s: could not alloc_skb(%d, GFP_ATOMIC).\n", dev->name, sksize);
- lp->stats.rx_dropped++;
- }
- else
- {
- skb->len = pkt_len;
- skb->dev = dev;
-
- obram_read(ioaddr, rbd.rbd_bufl, skb->data, pkt_len);
-
- if (wavelan_debug > 5)
- {
- int i;
- int maxi;
-
- printk("%s: pkt_len=%d, data=\"", dev->name, pkt_len);
-
- if ((maxi = pkt_len) > 16)
- maxi = 16;
-
- for (i = 0; i < maxi; i++)
- {
- unsigned char c;
-
- c = skb->data[i];
- if (c >= ' ' && c <= '~')
- printk(" %c", skb->data[i]);
- else
- printk("%02x", skb->data[i]);
- }
-
- if (maxi < pkt_len)
- printk("..");
-
- printk("\"\n\n");
- }
-
- netif_rx(skb);
-
- lp->stats.rx_packets++;
- }
- }
-
- fd.fd_status = 0;
- obram_write(ioaddr, fdoff(lp->rx_head, fd_status), (unsigned char *)&fd.fd_status, sizeof(fd.fd_status));
-
- fd.fd_command = FD_COMMAND_EL;
- obram_write(ioaddr, fdoff(lp->rx_head, fd_command), (unsigned char *)&fd.fd_command, sizeof(fd.fd_command));
-
- fd.fd_command = 0;
- obram_write(ioaddr, fdoff(lp->rx_last, fd_command), (unsigned char *)&fd.fd_command, sizeof(fd.fd_command));
-
- lp->rx_last = lp->rx_head;
- lp->rx_head = fd.fd_link_offset;
- }
-
- /*
- if (nreaped > 1)
- printk("r%d", nreaped);
- */
- }
-
- /*
- * Command completion interrupt.
- * Reclaim as many freed tx buffers as we can.
- */
- static
- int
- wavelan_complete(device *dev, unsigned short ioaddr, net_local *lp)
- {
- int nreaped;
-
- nreaped = 0;
-
- for (;;)
- {
- unsigned short tx_status;
-
- if (lp->tx_first_in_use == I82586NULL)
- break;
-
- obram_read(ioaddr, acoff(lp->tx_first_in_use, ac_status), (unsigned char *)&tx_status, sizeof(tx_status));
-
- if ((tx_status & AC_SFLD_C) == 0)
- break;
-
- nreaped++;
-
- --lp->tx_n_in_use;
-
- /*
- if (lp->tx_n_in_use > 0)
- printk("%c", "0123456789abcdefghijk"[lp->tx_n_in_use]);
- */
-
- if (lp->tx_n_in_use <= 0)
- lp->tx_first_in_use = I82586NULL;
- else
- {
- lp->tx_first_in_use += TXBLOCKZ;
- if (lp->tx_first_in_use >= OFFSET_CU + NTXBLOCKS * TXBLOCKZ)
- lp->tx_first_in_use -= NTXBLOCKS * TXBLOCKZ;
- }
-
- if (tx_status & AC_SFLD_OK)
- {
- int ncollisions;
-
- lp->stats.tx_packets++;
- ncollisions = tx_status & AC_SFLD_MAXCOL;
- lp->stats.collisions += ncollisions;
- /*
- if (ncollisions > 0)
- printk("%s: tx completed after %d collisions.\n", dev->name, ncollisions);
- */
- }
- else
- {
- lp->stats.tx_errors++;
- if (tx_status & AC_SFLD_S10)
- {
- lp->stats.tx_carrier_errors++;
- if (wavelan_debug > 0)
- printk("%s: tx error: no CS.\n", dev->name);
- }
- if (tx_status & AC_SFLD_S9)
- {
- lp->stats.tx_carrier_errors++;
- printk("%s: tx error: lost CTS.\n", dev->name);
- }
- if (tx_status & AC_SFLD_S8)
- {
- lp->stats.tx_fifo_errors++;
- printk("%s: tx error: slow DMA.\n", dev->name);
- }
- if (tx_status & AC_SFLD_S6)
- {
- lp->stats.tx_heartbeat_errors++;
- if (wavelan_debug > 0)
- printk("%s: tx error: heart beat.\n", dev->name);
- }
- if (tx_status & AC_SFLD_S5)
- {
- lp->stats.tx_aborted_errors++;
- if (wavelan_debug > 0)
- printk("%s: tx error: too many collisions.\n", dev->name);
- }
- }
-
- if (wavelan_debug > 5)
- printk("%s: tx completed, tx_status 0x%04x.\n", dev->name, tx_status);
- }
-
- /*
- if (nreaped > 1)
- printk("c%d", nreaped);
- */
-
- /*
- * Inform upper layers.
- */
- if (lp->tx_n_in_use < NTXBLOCKS - 1)
- {
- dev->tbusy = 0;
- mark_bh(NET_BH);
- }
-
- return nreaped;
- }
-
- static
- void
- wavelan_watchdog(unsigned long a)
- {
- device *dev;
- net_local *lp;
- unsigned short ioaddr;
- unsigned long x;
- unsigned int nreaped;
-
- x = wavelan_splhi();
-
- dev = (device *)a;
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- if (lp->tx_n_in_use <= 0)
- {
- wavelan_splx(x);
- return;
- }
-
- lp->watchdog.expires = WATCHDOG_JIFFIES;
- add_timer(&lp->watchdog);
-
- if (jiffies - dev->trans_start < WATCHDOG_JIFFIES)
- {
- wavelan_splx(x);
- return;
- }
-
- nreaped = wavelan_complete(dev, ioaddr, lp);
-
- printk("%s: warning: wavelan_watchdog(): %d reaped, %d remain.\n", dev->name, nreaped, lp->tx_n_in_use);
- /*
- wavelan_scb_show(ioaddr);
- wavelan_ru_show(dev);
- wavelan_cu_show(dev);
- wavelan_dev_show(dev);
- wavelan_local_show(dev);
- */
-
- wavelan_splx(x);
- }
-
- static
- void
- wavelan_interrupt(int irq, struct pt_regs *regs)
- {
- device *dev;
- unsigned short ioaddr;
- net_local *lp;
- unsigned short hasr;
- unsigned short status;
- unsigned short ack_cmd;
-
- if ((dev = (device *)(irq2dev_map[irq])) == (device *)0)
- {
- printk("wavelan_interrupt(): irq %d for unknown device.\n", irq);
- return;
- }
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- dev->interrupt = 1;
-
- if ((hasr = hasr_read(ioaddr)) & HASR_MMC_INTR)
- {
- unsigned char dce_status;
-
- /*
- * Interrupt from the modem management controller.
- * This will clear it -- ignored for now.
- */
- mmc_read(ioaddr, mmroff(0, mmr_dce_status), &dce_status, sizeof(dce_status));
- if (wavelan_debug > 4)
- printk("%s: warning: wavelan_interrupt(): unexpected mmc interrupt: status 0x%04x.\n", dev->name, dce_status);
- }
-
- if ((hasr & HASR_82586_INTR) == 0)
- {
- dev->interrupt = 0;
- if (wavelan_debug > 4)
- printk("%s: warning: wavelan_interrupt() but (hasr & HASR_82586_INTR) == 0.\n", dev->name);
- return;
- }
-
- obram_read(ioaddr, scboff(OFFSET_SCB, scb_status), (unsigned char *)&status, sizeof(status));
-
- /*
- * Acknowledge the interrupt(s).
- */
- ack_cmd = status & SCB_ST_INT;
-
- obram_write(ioaddr, scboff(OFFSET_SCB, scb_command), (unsigned char *)&ack_cmd, sizeof(ack_cmd));
-
- set_chan_attn(ioaddr, lp->hacr);
-
- if (wavelan_debug > 4)
- printk("%s: interrupt, status 0x%04x.\n", dev->name, status);
-
- if ((status & SCB_ST_CX) == SCB_ST_CX)
- {
- /*
- * Command completed.
- */
- if (wavelan_debug > 5)
- printk("%s: command completed.\n", dev->name);
- (void)wavelan_complete(dev, ioaddr, lp);
- }
-
- if ((status & SCB_ST_FR) == SCB_ST_FR)
- {
- /*
- * Frame received.
- */
- if (wavelan_debug > 5)
- printk("%s: received packet.\n", dev->name);
- wavelan_receive(dev);
- }
-
- if
- (
- (status & SCB_ST_CNA) == SCB_ST_CNA
- ||
- (((status & SCB_ST_CUS) != SCB_ST_CUS_ACTV) && dev->start)
- )
- {
- printk("%s: warning: CU inactive -- restarting.\n", dev->name);
-
- (void)wavelan_hardware_reset(dev);
- }
-
- if
- (
- (status & SCB_ST_RNR) == SCB_ST_RNR
- ||
- (((status & SCB_ST_RUS) != SCB_ST_RUS_RDY) && dev->start)
- )
- {
- printk("%s: warning: RU not ready -- restarting.\n", dev->name);
-
- (void)wavelan_hardware_reset(dev);
- }
-
- dev->interrupt = 0;
- }
-
- static
- int
- wavelan_close(device *dev)
- {
- unsigned short ioaddr;
- net_local *lp;
- unsigned short scb_cmd;
-
- ioaddr = dev->base_addr;
- lp = (net_local *)dev->priv;
-
- dev->tbusy = 1;
- dev->start = 0;
-
- /*
- * Flush the Tx and disable Rx.
- */
- scb_cmd = (SCB_CMD_CUC & SCB_CMD_CUC_SUS) | (SCB_CMD_RUC & SCB_CMD_RUC_SUS);
- obram_write(ioaddr, scboff(OFFSET_SCB, scb_command), (unsigned char *)&scb_cmd, sizeof(scb_cmd));
- set_chan_attn(ioaddr, lp->hacr);
-
- wavelan_ints_off(dev);
-
- free_irq(dev->irq);
- irq2dev_map[dev->irq] = (device *)0;
-
- /*
- * Release the ioport-region.
- */
- release_region(ioaddr, sizeof(ha_t));
-
- #if defined(MODULE)
- MOD_DEC_USE_COUNT;
- #endif /* defined(MODULE) */
-
- return 0;
- }
-
- /*
- * Get the current statistics.
- * This may be called with the card open or closed.
- */
- static
- en_stats *
- wavelan_get_stats(device *dev)
- {
- net_local *lp;
-
- lp = (net_local *)dev->priv;
-
- return &lp->stats;
- }
-
- static
- void
- wavelan_set_multicast_list(device *dev, int num_addrs, void *addrs)
- {
- net_local *lp;
- unsigned long x;
-
- lp = (net_local *)dev->priv;
-
- switch (num_addrs)
- {
- case -1:
- /*
- * Promiscuous mode: receive all packets.
- */
- lp->promiscuous = 1;
- x = wavelan_splhi();
- (void)wavelan_hardware_reset(dev);
- wavelan_splx(x);
- break;
-
- case 0:
- /*
- * Normal mode: disable promiscuous mode,
- * clear multicast list.
- */
- lp->promiscuous = 0;
- x = wavelan_splhi();
- (void)wavelan_hardware_reset(dev);
- wavelan_splx(x);
- break;
-
- default:
- /*
- * Multicast mode: receive normal and
- * multicast packets and do best-effort filtering.
- */
- break;
- }
- }
-
- /*
- * Extra WaveLAN-specific device data.
- * "cat /proc/net/wavelan" -- see fs/proc/net.c.
- */
- static
- int
- sprintf_stats(char *buffer, device *dev)
- {
- net_local *lp;
- unsigned char v;
- mmr_t m;
-
- lp = (net_local *)dev->priv;
-
- if (lp == (net_local *)0)
- return sprintf(buffer, "%6s: No statistics available.\n", dev->name);
-
- v = (unsigned char)1;
- mmc_write(dev->base_addr, mmwoff(0, mmw_freeze), &v, sizeof(v));
-
- mmc_read(dev->base_addr, mmroff(0, mmr_dce_status), &m.mmr_dce_status, sizeof(m.mmr_dce_status));
- mmc_read(dev->base_addr, mmroff(0, mmr_correct_nwid_h), &m.mmr_correct_nwid_h, sizeof(m.mmr_correct_nwid_h));
- mmc_read(dev->base_addr, mmroff(0, mmr_correct_nwid_l), &m.mmr_correct_nwid_l, sizeof(m.mmr_correct_nwid_l));
- mmc_read(dev->base_addr, mmroff(0, mmr_wrong_nwid_h), &m.mmr_wrong_nwid_h, sizeof(m.mmr_wrong_nwid_h));
- mmc_read(dev->base_addr, mmroff(0, mmr_wrong_nwid_l), &m.mmr_wrong_nwid_l, sizeof(m.mmr_wrong_nwid_l));
- mmc_read(dev->base_addr, mmroff(0, mmr_signal_lvl), &m.mmr_signal_lvl, sizeof(m.mmr_signal_lvl));
- mmc_read(dev->base_addr, mmroff(0, mmr_silence_lvl), &m.mmr_silence_lvl, sizeof(m.mmr_silence_lvl));
- mmc_read(dev->base_addr, mmroff(0, mmr_sgnl_qual), &m.mmr_sgnl_qual, sizeof(m.mmr_sgnl_qual));
-
- v = (unsigned char)0;
- mmc_write(dev->base_addr, mmwoff(0, mmw_freeze), &v, sizeof(v));
-
- lp->correct_nwid += (m.mmr_correct_nwid_h << 8) | m.mmr_correct_nwid_l;
- lp->wrong_nwid += (m.mmr_wrong_nwid_h << 8) | m.mmr_wrong_nwid_l;
-
- return sprintf
- (
- buffer,
- "%6s: %02x %08x %08x %02x %02x %02x %02x %u\n",
- dev->name,
- m.mmr_dce_status,
- lp->correct_nwid,
- lp->wrong_nwid,
- m.mmr_signal_lvl,
- m.mmr_silence_lvl,
- m.mmr_sgnl_qual,
- lp->tx_n_in_use,
- lp->nresets
- );
- }
-
- int
- wavelan_get_info(char *buffer, char **start, off_t offset, int length)
- {
- int len;
- off_t begin;
- off_t pos;
- int size;
- unsigned long x;
-
- len = 0;
- begin = 0;
- pos = 0;
-
- size = sprintf(buffer, "%s", "Iface | dce +nwid -nwid lvl slnc qual ntxq nrst\n");
-
- pos += size;
- len += size;
-
- x = wavelan_splhi();
-
- if (first_wavelan != (net_local *)0)
- {
- net_local *lp;
-
- lp = first_wavelan;
- do
- {
- size = sprintf_stats(buffer + len, lp->dev);
-
- len += size;
- pos = begin + len;
-
- if (pos < offset)
- {
- len = 0;
- begin = pos;
- }
-
- if (pos > offset + length)
- break;
- }
- while ((lp = lp->next) != first_wavelan);
- }
-
- wavelan_splx(x);
-
- *start = buffer + (offset - begin); /* Start of wanted data */
- len -= (offset - begin); /* Start slop */
- if (len > length)
- len = length; /* Ending slop */
-
- return len;
- }
-
- #if defined(MODULE)
- char kernel_version[] = UTS_RELEASE;
- static struct device dev_wavelan =
- {
- " " /* "wavelan" */,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL, wavelan_probe
- };
-
- int
- init_module(void)
- {
- if (register_netdev(&dev_wavelan) != 0)
- return -EIO;
- return 0;
- }
-
- void
- cleanup_module(void)
- {
- if (MOD_IN_USE)
- printk("wavelan: device busy, remove delayed\n");
- else
- {
- unregister_netdev(&dev_wavelan);
- kfree_s(dev_wavelan.priv, sizeof(struct net_local));
- dev_wavelan.priv = NULL;
- }
- }
- #endif /* defined(MODULE) */
-
- static
- void
- wavelan_cu_show_one(device *dev, net_local *lp, int i, unsigned short p)
- {
- unsigned short ioaddr;
- ac_tx_t actx;
-
- ioaddr = dev->base_addr;
-
- printk("%d: 0x%x:", i, p);
-
- obram_read(ioaddr, p, (unsigned char *)&actx, sizeof(actx));
- printk(" status=0x%x,", actx.tx_h.ac_status);
- printk(" command=0x%x,", actx.tx_h.ac_command);
-
- /*
- {
- tbd_t tbd;
-
- obram_read(ioaddr, actx.tx_tbd_offset, (unsigned char *)&tbd, sizeof(tbd));
- printk(" tbd_status=0x%x,", tbd.tbd_status);
- }
- */
-
- printk("|");
- }
-
- #if 0
- static
- void
- wavelan_psa_show(psa_t *p)
- {
- printk("psa:");
-
- printk("psa_io_base_addr_1: 0x%02x,", p->psa_io_base_addr_1);
- printk("psa_io_base_addr_2: 0x%02x,", p->psa_io_base_addr_2);
- printk("psa_io_base_addr_3: 0x%02x,", p->psa_io_base_addr_3);
- printk("psa_io_base_addr_4: 0x%02x,", p->psa_io_base_addr_4);
- printk("psa_rem_boot_addr_1: 0x%02x,", p->psa_rem_boot_addr_1);
- printk("psa_rem_boot_addr_2: 0x%02x,", p->psa_rem_boot_addr_2);
- printk("psa_rem_boot_addr_3: 0x%02x,", p->psa_rem_boot_addr_3);
- printk("psa_holi_params: 0x%02x,", p->psa_holi_params);
- printk("psa_int_req_no: %d,", p->psa_int_req_no);
- printk
- (
- "psa_univ_mac_addr[]: %02x:%02x:%02x:%02x:%02x:%02x,",
- p->psa_univ_mac_addr[0],
- p->psa_univ_mac_addr[1],
- p->psa_univ_mac_addr[2],
- p->psa_univ_mac_addr[3],
- p->psa_univ_mac_addr[4],
- p->psa_univ_mac_addr[5]
- );
- printk
- (
- "psa_local_mac_addr[]: %02x:%02x:%02x:%02x:%02x:%02x,",
- p->psa_local_mac_addr[0],
- p->psa_local_mac_addr[1],
- p->psa_local_mac_addr[2],
- p->psa_local_mac_addr[3],
- p->psa_local_mac_addr[4],
- p->psa_local_mac_addr[5]
- );
- printk("psa_univ_local_sel: %d,", p->psa_univ_local_sel);
- printk("psa_comp_number: %d,", p->psa_comp_number);
- printk("psa_thr_pre_set: 0x%02x,", p->psa_thr_pre_set);
- printk("psa_feature_select/decay_prm: 0x%02x,", p->psa_feature_select);
- printk("psa_subband/decay_update_prm: %d,", p->psa_subband);
- printk("psa_quality_thr: 0x%02x,", p->psa_quality_thr);
- printk("psa_mod_delay: 0x%02x,", p->psa_mod_delay);
- printk("psa_nwid: 0x%02x%02x,", p->psa_nwid[0], p->psa_nwid[1]);
- printk("psa_undefined: %d,", p->psa_undefined);
- printk("psa_encryption_select: %d,", p->psa_encryption_select);
- printk
- (
- "psa_encryption_key[]: %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x,",
- p->psa_encryption_key[0],
- p->psa_encryption_key[1],
- p->psa_encryption_key[2],
- p->psa_encryption_key[3],
- p->psa_encryption_key[4],
- p->psa_encryption_key[5],
- p->psa_encryption_key[6],
- p->psa_encryption_key[7]
- );
- printk("psa_databus_width: %d,", p->psa_databus_width);
- printk("psa_call_code/auto_squelch: 0x%02x,", p->psa_call_code);
- printk("psa_no_of_retries: %d,", p->psa_no_of_retries);
- printk("psa_acr: %d,", p->psa_acr);
- printk("psa_dump_count: %d,", p->psa_dump_count);
- printk("psa_nwid_prefix: 0x%02x,", p->psa_nwid_prefix);
- printk("psa_conf_status: %d,", p->psa_conf_status);
- printk("psa_crc: 0x%02x%02x,", p->psa_crc[0], p->psa_crc[1]);
- printk("psa_crc_status: 0x%02x,", p->psa_crc_status);
-
- printk("\n");
- }
-
- static
- void
- wavelan_mmc_show(unsigned short ioaddr)
- {
- mmr_t m;
-
- mmc_read(ioaddr, 0, (unsigned char *)&m, sizeof(m));
-
- printk("mmr:");
- printk(" des_status: 0x%x", m.mmr_des_status);
- printk(" des_avail: 0x%x", m.mmr_des_avail);
- printk(" des_io_invert: 0x%x", m.mmr_des_io_invert);
- printk
- (
- " dce_status: 0x%x[%s%s%s%s]",
- m.mmr_dce_status & 0x0F,
- (m.mmr_dce_status & MMR_DCE_STATUS_ENERG_DET) ? "energy detected," : "",
- (m.mmr_dce_status & MMR_DCE_STATUS_LOOPT_IND) ? "loop test indicated," : "",
- (m.mmr_dce_status & MMR_DCE_STATUS_XMTITR_IND) ? "transmitter on," : "",
- (m.mmr_dce_status & MMR_DCE_STATUS_JBR_EXPIRED) ? "jabber timer expired," : ""
- );
- printk(" correct_nwid: %d", m.mmr_correct_nwid_h << 8 | m.mmr_correct_nwid_l);
- printk(" wrong_nwid: %d", (m.mmr_wrong_nwid_h << 8) | m.mmr_wrong_nwid_l);
- printk(" thr_pre_set: 0x%x", m.mmr_thr_pre_set);
- printk(" signal_lvl: %d", m.mmr_signal_lvl);
- printk(" silence_lvl: %d", m.mmr_silence_lvl);
- printk(" sgnl_qual: 0x%x", m.mmr_sgnl_qual);
- printk(" netw_id_l: %x", m.mmr_netw_id_l);
-
- printk("\n");
- }
- #endif /* 0 */
-
- static
- void
- wavelan_scb_show(unsigned short ioaddr)
- {
- scb_t scb;
-
- obram_read(ioaddr, OFFSET_SCB, (unsigned char *)&scb, sizeof(scb));
-
- printk("scb:");
-
- printk(" status:");
- printk
- (
- " stat 0x%x[%s%s%s%s]",
- (scb.scb_status & (SCB_ST_CX | SCB_ST_FR | SCB_ST_CNA | SCB_ST_RNR)) >> 12,
- (scb.scb_status & SCB_ST_CX) ? "cmd completion interrupt," : "",
- (scb.scb_status & SCB_ST_FR) ? "frame received," : "",
- (scb.scb_status & SCB_ST_CNA) ? "cmd unit not active," : "",
- (scb.scb_status & SCB_ST_RNR) ? "rcv unit not ready," : ""
- );
- printk
- (
- " cus 0x%x[%s%s%s]",
- (scb.scb_status & SCB_ST_CUS) >> 8,
- ((scb.scb_status & SCB_ST_CUS) == SCB_ST_CUS_IDLE) ? "idle" : "",
- ((scb.scb_status & SCB_ST_CUS) == SCB_ST_CUS_SUSP) ? "suspended" : "",
- ((scb.scb_status & SCB_ST_CUS) == SCB_ST_CUS_ACTV) ? "active" : ""
- );
- printk
- (
- " rus 0x%x[%s%s%s%s]",
- (scb.scb_status & SCB_ST_RUS) >> 4,
- ((scb.scb_status & SCB_ST_RUS) == SCB_ST_RUS_IDLE) ? "idle" : "",
- ((scb.scb_status & SCB_ST_RUS) == SCB_ST_RUS_SUSP) ? "suspended" : "",
- ((scb.scb_status & SCB_ST_RUS) == SCB_ST_RUS_NRES) ? "no resources" : "",
- ((scb.scb_status & SCB_ST_RUS) == SCB_ST_RUS_RDY) ? "ready" : ""
- );
-
- printk(" command:");
- printk
- (
- " ack 0x%x[%s%s%s%s]",
- (scb.scb_command & (SCB_CMD_ACK_CX | SCB_CMD_ACK_FR | SCB_CMD_ACK_CNA | SCB_CMD_ACK_RNR)) >> 12,
- (scb.scb_command & SCB_CMD_ACK_CX) ? "ack cmd completion," : "",
- (scb.scb_command & SCB_CMD_ACK_FR) ? "ack frame received," : "",
- (scb.scb_command & SCB_CMD_ACK_CNA) ? "ack CU not active," : "",
- (scb.scb_command & SCB_CMD_ACK_RNR) ? "ack RU not ready," : ""
- );
- printk
- (
- " cuc 0x%x[%s%s%s%s%s]",
- (scb.scb_command & SCB_CMD_CUC) >> 8,
- ((scb.scb_command & SCB_CMD_CUC) == SCB_CMD_CUC_NOP) ? "nop" : "",
- ((scb.scb_command & SCB_CMD_CUC) == SCB_CMD_CUC_GO) ? "start cbl_offset" : "",
- ((scb.scb_command & SCB_CMD_CUC) == SCB_CMD_CUC_RES) ? "resume execution" : "",
- ((scb.scb_command & SCB_CMD_CUC) == SCB_CMD_CUC_SUS) ? "suspend execution" : "",
- ((scb.scb_command & SCB_CMD_CUC) == SCB_CMD_CUC_ABT) ? "abort execution" : ""
- );
- printk
- (
- " ruc 0x%x[%s%s%s%s%s]",
- (scb.scb_command & SCB_CMD_RUC) >> 4,
- ((scb.scb_command & SCB_CMD_RUC) == SCB_CMD_RUC_NOP) ? "nop" : "",
- ((scb.scb_command & SCB_CMD_RUC) == SCB_CMD_RUC_GO) ? "start rfa_offset" : "",
- ((scb.scb_command & SCB_CMD_RUC) == SCB_CMD_RUC_RES) ? "resume reception" : "",
- ((scb.scb_command & SCB_CMD_RUC) == SCB_CMD_RUC_SUS) ? "suspend reception" : "",
- ((scb.scb_command & SCB_CMD_RUC) == SCB_CMD_RUC_ABT) ? "abort reception" : ""
- );
-
- printk(" cbl_offset 0x%x", scb.scb_cbl_offset);
- printk(" rfa_offset 0x%x", scb.scb_rfa_offset);
-
- printk(" crcerrs %d", scb.scb_crcerrs);
- printk(" alnerrs %d", scb.scb_alnerrs);
- printk(" rscerrs %d", scb.scb_rscerrs);
- printk(" ovrnerrs %d", scb.scb_ovrnerrs);
-
- printk("\n");
- }
-
- static
- void
- wavelan_ru_show(device *dev)
- {
- net_local *lp;
-
- lp = (net_local *)dev->priv;
-
- printk("ru:");
- /*
- * Not implemented yet...
- */
- printk("\n");
- }
-
- static
- void
- wavelan_cu_show(device *dev)
- {
- net_local *lp;
- unsigned int i;
- unsigned short p;
-
- lp = (net_local *)dev->priv;
-
- printk("cu:");
- printk("\n");
-
- for (i = 0, p = lp->tx_first_in_use; i < NTXBLOCKS; i++)
- {
- wavelan_cu_show_one(dev, lp, i, p);
-
- p += TXBLOCKZ;
- if (p >= OFFSET_CU + NTXBLOCKS * TXBLOCKZ)
- p -= NTXBLOCKS * TXBLOCKZ;
- }
- }
-
- static
- void
- wavelan_dev_show(device *dev)
- {
- printk("dev:");
- printk(" start=%d,", dev->start);
- printk(" tbusy=%d,", dev->tbusy);
- printk(" interrupt=%d,", dev->interrupt);
- printk(" trans_start=%ld,", dev->trans_start);
- printk(" flags=0x%x,", dev->flags);
- printk("\n");
- }
-
- static
- void
- wavelan_local_show(device *dev)
- {
- net_local *lp;
-
- lp = (net_local *)dev->priv;
-
- printk("local:");
- printk(" tx_n_in_use=%d,", lp->tx_n_in_use);
- printk(" hacr=0x%x,", lp->hacr);
- printk(" rx_head=0x%x,", lp->rx_head);
- printk(" rx_last=0x%x,", lp->rx_last);
- printk(" tx_first_free=0x%x,", lp->tx_first_free);
- printk(" tx_first_in_use=0x%x,", lp->tx_first_in_use);
- printk("\n");
- }
-
- /*
- * This software may only be used and distributed
- * according to the terms of the GNU Public License.
- *
- * This software was developed as a component of the
- * Linux operating system.
- * It is based on other device drivers and information
- * either written or supplied by:
- * Ajay Bakre (bakre@paul.rutgers.edu),
- * Donald Becker (becker@cesdis.gsfc.nasa.gov),
- * Loeke Brederveld (Loeke.Brederveld@Utrecht.NCR.com),
- * Anders Klemets (klemets@it.kth.se),
- * Vladimir V. Kolpakov (w@stier.koenig.ru),
- * Marc Meertens (Marc.Meertens@Utrecht.NCR.com),
- * Pauline Middelink (middelin@polyware.iaf.nl),
- * Robert Morris (rtm@das.harvard.edu),
- * Girish Welling (welling@paul.rutgers.edu),
- *
- * Thanks go also to:
- * James Ashton (jaa101@syseng.anu.edu.au),
- * Alan Cox (iialan@iiit.swan.ac.uk),
- * Allan Creighton (allanc@cs.usyd.edu.au),
- * Matthew Geier (matthew@cs.usyd.edu.au),
- * Remo di Giovanni (remo@cs.usyd.edu.au),
- * Eckhard Grah (grah@wrcs1.urz.uni-wuppertal.de),
- * Mark Hagan (mhagan@wtcpost.daytonoh.NCR.COM),
- * Tim Nicholson (tim@cs.usyd.edu.au),
- * Ian Parkin (ian@cs.usyd.edu.au),
- * John Rosenberg (johnr@cs.usyd.edu.au),
- * George Rossi (george@phm.gov.au),
- * Arthur Scott (arthur@cs.usyd.edu.au),
- * Peter Storey,
- * for their assistance and advice.
- *
- * Please send bug reports, updates, comments to:
- *
- * Bruce Janson Email: bruce@cs.usyd.edu.au
- * Basser Department of Computer Science Phone: +61-2-351-3423
- * University of Sydney, N.S.W., 2006, AUSTRALIA Fax: +61-2-351-3838
- */
- #endif /* defined(CONFIG_WAVELAN) */
-