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path: root/drivers/net/tulip/tulip_core.c
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Diffstat (limited to 'drivers/net/tulip/tulip_core.c')
-rw-r--r--drivers/net/tulip/tulip_core.c2011
1 files changed, 0 insertions, 2011 deletions
diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c
deleted file mode 100644
index 2c39f259121..00000000000
--- a/drivers/net/tulip/tulip_core.c
+++ /dev/null
@@ -1,2011 +0,0 @@
-/* tulip_core.c: A DEC 21x4x-family ethernet driver for Linux.
-
- Copyright 2000,2001 The Linux Kernel Team
- Written/copyright 1994-2001 by Donald Becker.
-
- This software may be used and distributed according to the terms
- of the GNU General Public License, incorporated herein by reference.
-
- Please refer to Documentation/DocBook/tulip-user.{pdf,ps,html}
- for more information on this driver.
-
- Please submit bugs to http://bugzilla.kernel.org/ .
-*/
-
-
-#define DRV_NAME "tulip"
-#ifdef CONFIG_TULIP_NAPI
-#define DRV_VERSION "1.1.15-NAPI" /* Keep at least for test */
-#else
-#define DRV_VERSION "1.1.15"
-#endif
-#define DRV_RELDATE "Feb 27, 2007"
-
-
-#include <linux/module.h>
-#include <linux/pci.h>
-#include <linux/slab.h>
-#include "tulip.h"
-#include <linux/init.h>
-#include <linux/etherdevice.h>
-#include <linux/delay.h>
-#include <linux/mii.h>
-#include <linux/crc32.h>
-#include <asm/unaligned.h>
-#include <asm/uaccess.h>
-
-#ifdef CONFIG_SPARC
-#include <asm/prom.h>
-#endif
-
-static char version[] __devinitdata =
- "Linux Tulip driver version " DRV_VERSION " (" DRV_RELDATE ")\n";
-
-/* A few user-configurable values. */
-
-/* Maximum events (Rx packets, etc.) to handle at each interrupt. */
-static unsigned int max_interrupt_work = 25;
-
-#define MAX_UNITS 8
-/* Used to pass the full-duplex flag, etc. */
-static int full_duplex[MAX_UNITS];
-static int options[MAX_UNITS];
-static int mtu[MAX_UNITS]; /* Jumbo MTU for interfaces. */
-
-/* The possible media types that can be set in options[] are: */
-const char * const medianame[32] = {
- "10baseT", "10base2", "AUI", "100baseTx",
- "10baseT-FDX", "100baseTx-FDX", "100baseT4", "100baseFx",
- "100baseFx-FDX", "MII 10baseT", "MII 10baseT-FDX", "MII",
- "10baseT(forced)", "MII 100baseTx", "MII 100baseTx-FDX", "MII 100baseT4",
- "MII 100baseFx-HDX", "MII 100baseFx-FDX", "Home-PNA 1Mbps", "Invalid-19",
- "","","","", "","","","", "","","","Transceiver reset",
-};
-
-/* Set the copy breakpoint for the copy-only-tiny-buffer Rx structure. */
-#if defined(__alpha__) || defined(__arm__) || defined(__hppa__) || \
- defined(CONFIG_SPARC) || defined(__ia64__) || \
- defined(__sh__) || defined(__mips__)
-static int rx_copybreak = 1518;
-#else
-static int rx_copybreak = 100;
-#endif
-
-/*
- Set the bus performance register.
- Typical: Set 16 longword cache alignment, no burst limit.
- Cache alignment bits 15:14 Burst length 13:8
- 0000 No alignment 0x00000000 unlimited 0800 8 longwords
- 4000 8 longwords 0100 1 longword 1000 16 longwords
- 8000 16 longwords 0200 2 longwords 2000 32 longwords
- C000 32 longwords 0400 4 longwords
- Warning: many older 486 systems are broken and require setting 0x00A04800
- 8 longword cache alignment, 8 longword burst.
- ToDo: Non-Intel setting could be better.
-*/
-
-#if defined(__alpha__) || defined(__ia64__)
-static int csr0 = 0x01A00000 | 0xE000;
-#elif defined(__i386__) || defined(__powerpc__) || defined(__x86_64__)
-static int csr0 = 0x01A00000 | 0x8000;
-#elif defined(CONFIG_SPARC) || defined(__hppa__)
-/* The UltraSparc PCI controllers will disconnect at every 64-byte
- * crossing anyways so it makes no sense to tell Tulip to burst
- * any more than that.
- */
-static int csr0 = 0x01A00000 | 0x9000;
-#elif defined(__arm__) || defined(__sh__)
-static int csr0 = 0x01A00000 | 0x4800;
-#elif defined(__mips__)
-static int csr0 = 0x00200000 | 0x4000;
-#else
-#warning Processor architecture undefined!
-static int csr0 = 0x00A00000 | 0x4800;
-#endif
-
-/* Operational parameters that usually are not changed. */
-/* Time in jiffies before concluding the transmitter is hung. */
-#define TX_TIMEOUT (4*HZ)
-
-
-MODULE_AUTHOR("The Linux Kernel Team");
-MODULE_DESCRIPTION("Digital 21*4* Tulip ethernet driver");
-MODULE_LICENSE("GPL");
-MODULE_VERSION(DRV_VERSION);
-module_param(tulip_debug, int, 0);
-module_param(max_interrupt_work, int, 0);
-module_param(rx_copybreak, int, 0);
-module_param(csr0, int, 0);
-module_param_array(options, int, NULL, 0);
-module_param_array(full_duplex, int, NULL, 0);
-
-#define PFX DRV_NAME ": "
-
-#ifdef TULIP_DEBUG
-int tulip_debug = TULIP_DEBUG;
-#else
-int tulip_debug = 1;
-#endif
-
-static void tulip_timer(unsigned long data)
-{
- struct net_device *dev = (struct net_device *)data;
- struct tulip_private *tp = netdev_priv(dev);
-
- if (netif_running(dev))
- schedule_work(&tp->media_work);
-}
-
-/*
- * This table use during operation for capabilities and media timer.
- *
- * It is indexed via the values in 'enum chips'
- */
-
-struct tulip_chip_table tulip_tbl[] = {
- { }, /* placeholder for array, slot unused currently */
- { }, /* placeholder for array, slot unused currently */
-
- /* DC21140 */
- { "Digital DS21140 Tulip", 128, 0x0001ebef,
- HAS_MII | HAS_MEDIA_TABLE | CSR12_IN_SROM | HAS_PCI_MWI, tulip_timer,
- tulip_media_task },
-
- /* DC21142, DC21143 */
- { "Digital DS21142/43 Tulip", 128, 0x0801fbff,
- HAS_MII | HAS_MEDIA_TABLE | ALWAYS_CHECK_MII | HAS_ACPI | HAS_NWAY
- | HAS_INTR_MITIGATION | HAS_PCI_MWI, tulip_timer, t21142_media_task },
-
- /* LC82C168 */
- { "Lite-On 82c168 PNIC", 256, 0x0001fbef,
- HAS_MII | HAS_PNICNWAY, pnic_timer, },
-
- /* MX98713 */
- { "Macronix 98713 PMAC", 128, 0x0001ebef,
- HAS_MII | HAS_MEDIA_TABLE | CSR12_IN_SROM, mxic_timer, },
-
- /* MX98715 */
- { "Macronix 98715 PMAC", 256, 0x0001ebef,
- HAS_MEDIA_TABLE, mxic_timer, },
-
- /* MX98725 */
- { "Macronix 98725 PMAC", 256, 0x0001ebef,
- HAS_MEDIA_TABLE, mxic_timer, },
-
- /* AX88140 */
- { "ASIX AX88140", 128, 0x0001fbff,
- HAS_MII | HAS_MEDIA_TABLE | CSR12_IN_SROM | MC_HASH_ONLY
- | IS_ASIX, tulip_timer, tulip_media_task },
-
- /* PNIC2 */
- { "Lite-On PNIC-II", 256, 0x0801fbff,
- HAS_MII | HAS_NWAY | HAS_8023X | HAS_PCI_MWI, pnic2_timer, },
-
- /* COMET */
- { "ADMtek Comet", 256, 0x0001abef,
- HAS_MII | MC_HASH_ONLY | COMET_MAC_ADDR, comet_timer, },
-
- /* COMPEX9881 */
- { "Compex 9881 PMAC", 128, 0x0001ebef,
- HAS_MII | HAS_MEDIA_TABLE | CSR12_IN_SROM, mxic_timer, },
-
- /* I21145 */
- { "Intel DS21145 Tulip", 128, 0x0801fbff,
- HAS_MII | HAS_MEDIA_TABLE | ALWAYS_CHECK_MII | HAS_ACPI
- | HAS_NWAY | HAS_PCI_MWI, tulip_timer, tulip_media_task },
-
- /* DM910X */
-#ifdef CONFIG_TULIP_DM910X
- { "Davicom DM9102/DM9102A", 128, 0x0001ebef,
- HAS_MII | HAS_MEDIA_TABLE | CSR12_IN_SROM | HAS_ACPI,
- tulip_timer, tulip_media_task },
-#else
- { NULL },
-#endif
-
- /* RS7112 */
- { "Conexant LANfinity", 256, 0x0001ebef,
- HAS_MII | HAS_ACPI, tulip_timer, tulip_media_task },
-
-};
-
-
-static DEFINE_PCI_DEVICE_TABLE(tulip_pci_tbl) = {
- { 0x1011, 0x0009, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DC21140 },
- { 0x1011, 0x0019, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DC21143 },
- { 0x11AD, 0x0002, PCI_ANY_ID, PCI_ANY_ID, 0, 0, LC82C168 },
- { 0x10d9, 0x0512, PCI_ANY_ID, PCI_ANY_ID, 0, 0, MX98713 },
- { 0x10d9, 0x0531, PCI_ANY_ID, PCI_ANY_ID, 0, 0, MX98715 },
-/* { 0x10d9, 0x0531, PCI_ANY_ID, PCI_ANY_ID, 0, 0, MX98725 },*/
- { 0x125B, 0x1400, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AX88140 },
- { 0x11AD, 0xc115, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PNIC2 },
- { 0x1317, 0x0981, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x1317, 0x0985, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x1317, 0x1985, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x1317, 0x9511, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x13D1, 0xAB02, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x13D1, 0xAB03, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x13D1, 0xAB08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x104A, 0x0981, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x104A, 0x2774, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x1259, 0xa120, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x11F6, 0x9881, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMPEX9881 },
- { 0x8086, 0x0039, PCI_ANY_ID, PCI_ANY_ID, 0, 0, I21145 },
-#ifdef CONFIG_TULIP_DM910X
- { 0x1282, 0x9100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DM910X },
- { 0x1282, 0x9102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DM910X },
-#endif
- { 0x1113, 0x1216, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x1113, 0x1217, PCI_ANY_ID, PCI_ANY_ID, 0, 0, MX98715 },
- { 0x1113, 0x9511, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x1186, 0x1541, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x1186, 0x1561, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x1186, 0x1591, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x14f1, 0x1803, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CONEXANT },
- { 0x1626, 0x8410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x1737, 0xAB09, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x1737, 0xAB08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x17B3, 0xAB08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { 0x10b7, 0x9300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET }, /* 3Com 3CSOHO100B-TX */
- { 0x14ea, 0xab08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET }, /* Planex FNW-3602-TX */
- { 0x1414, 0x0001, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET }, /* Microsoft MN-120 */
- { 0x1414, 0x0002, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET },
- { } /* terminate list */
-};
-MODULE_DEVICE_TABLE(pci, tulip_pci_tbl);
-
-
-/* A full-duplex map for media types. */
-const char tulip_media_cap[32] =
-{0,0,0,16, 3,19,16,24, 27,4,7,5, 0,20,23,20, 28,31,0,0, };
-
-static void tulip_tx_timeout(struct net_device *dev);
-static void tulip_init_ring(struct net_device *dev);
-static void tulip_free_ring(struct net_device *dev);
-static netdev_tx_t tulip_start_xmit(struct sk_buff *skb,
- struct net_device *dev);
-static int tulip_open(struct net_device *dev);
-static int tulip_close(struct net_device *dev);
-static void tulip_up(struct net_device *dev);
-static void tulip_down(struct net_device *dev);
-static struct net_device_stats *tulip_get_stats(struct net_device *dev);
-static int private_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
-static void set_rx_mode(struct net_device *dev);
-static void tulip_set_wolopts(struct pci_dev *pdev, u32 wolopts);
-#ifdef CONFIG_NET_POLL_CONTROLLER
-static void poll_tulip(struct net_device *dev);
-#endif
-
-static void tulip_set_power_state (struct tulip_private *tp,
- int sleep, int snooze)
-{
- if (tp->flags & HAS_ACPI) {
- u32 tmp, newtmp;
- pci_read_config_dword (tp->pdev, CFDD, &tmp);
- newtmp = tmp & ~(CFDD_Sleep | CFDD_Snooze);
- if (sleep)
- newtmp |= CFDD_Sleep;
- else if (snooze)
- newtmp |= CFDD_Snooze;
- if (tmp != newtmp)
- pci_write_config_dword (tp->pdev, CFDD, newtmp);
- }
-
-}
-
-
-static void tulip_up(struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->base_addr;
- int next_tick = 3*HZ;
- u32 reg;
- int i;
-
-#ifdef CONFIG_TULIP_NAPI
- napi_enable(&tp->napi);
-#endif
-
- /* Wake the chip from sleep/snooze mode. */
- tulip_set_power_state (tp, 0, 0);
-
- /* Disable all WOL events */
- pci_enable_wake(tp->pdev, PCI_D3hot, 0);
- pci_enable_wake(tp->pdev, PCI_D3cold, 0);
- tulip_set_wolopts(tp->pdev, 0);
-
- /* On some chip revs we must set the MII/SYM port before the reset!? */
- if (tp->mii_cnt || (tp->mtable && tp->mtable->has_mii))
- iowrite32(0x00040000, ioaddr + CSR6);
-
- /* Reset the chip, holding bit 0 set at least 50 PCI cycles. */
- iowrite32(0x00000001, ioaddr + CSR0);
- pci_read_config_dword(tp->pdev, PCI_COMMAND, &reg); /* flush write */
- udelay(100);
-
- /* Deassert reset.
- Wait the specified 50 PCI cycles after a reset by initializing
- Tx and Rx queues and the address filter list. */
- iowrite32(tp->csr0, ioaddr + CSR0);
- pci_read_config_dword(tp->pdev, PCI_COMMAND, &reg); /* flush write */
- udelay(100);
-
- if (tulip_debug > 1)
- printk(KERN_DEBUG "%s: tulip_up(), irq==%d\n",
- dev->name, dev->irq);
-
- iowrite32(tp->rx_ring_dma, ioaddr + CSR3);
- iowrite32(tp->tx_ring_dma, ioaddr + CSR4);
- tp->cur_rx = tp->cur_tx = 0;
- tp->dirty_rx = tp->dirty_tx = 0;
-
- if (tp->flags & MC_HASH_ONLY) {
- u32 addr_low = get_unaligned_le32(dev->dev_addr);
- u32 addr_high = get_unaligned_le16(dev->dev_addr + 4);
- if (tp->chip_id == AX88140) {
- iowrite32(0, ioaddr + CSR13);
- iowrite32(addr_low, ioaddr + CSR14);
- iowrite32(1, ioaddr + CSR13);
- iowrite32(addr_high, ioaddr + CSR14);
- } else if (tp->flags & COMET_MAC_ADDR) {
- iowrite32(addr_low, ioaddr + 0xA4);
- iowrite32(addr_high, ioaddr + 0xA8);
- iowrite32(0, ioaddr + CSR27);
- iowrite32(0, ioaddr + CSR28);
- }
- } else {
- /* This is set_rx_mode(), but without starting the transmitter. */
- u16 *eaddrs = (u16 *)dev->dev_addr;
- u16 *setup_frm = &tp->setup_frame[15*6];
- dma_addr_t mapping;
-
- /* 21140 bug: you must add the broadcast address. */
- memset(tp->setup_frame, 0xff, sizeof(tp->setup_frame));
- /* Fill the final entry of the table with our physical address. */
- *setup_frm++ = eaddrs[0]; *setup_frm++ = eaddrs[0];
- *setup_frm++ = eaddrs[1]; *setup_frm++ = eaddrs[1];
- *setup_frm++ = eaddrs[2]; *setup_frm++ = eaddrs[2];
-
- mapping = pci_map_single(tp->pdev, tp->setup_frame,
- sizeof(tp->setup_frame),
- PCI_DMA_TODEVICE);
- tp->tx_buffers[tp->cur_tx].skb = NULL;
- tp->tx_buffers[tp->cur_tx].mapping = mapping;
-
- /* Put the setup frame on the Tx list. */
- tp->tx_ring[tp->cur_tx].length = cpu_to_le32(0x08000000 | 192);
- tp->tx_ring[tp->cur_tx].buffer1 = cpu_to_le32(mapping);
- tp->tx_ring[tp->cur_tx].status = cpu_to_le32(DescOwned);
-
- tp->cur_tx++;
- }
-
- tp->saved_if_port = dev->if_port;
- if (dev->if_port == 0)
- dev->if_port = tp->default_port;
-
- /* Allow selecting a default media. */
- i = 0;
- if (tp->mtable == NULL)
- goto media_picked;
- if (dev->if_port) {
- int looking_for = tulip_media_cap[dev->if_port] & MediaIsMII ? 11 :
- (dev->if_port == 12 ? 0 : dev->if_port);
- for (i = 0; i < tp->mtable->leafcount; i++)
- if (tp->mtable->mleaf[i].media == looking_for) {
- dev_info(&dev->dev,
- "Using user-specified media %s\n",
- medianame[dev->if_port]);
- goto media_picked;
- }
- }
- if ((tp->mtable->defaultmedia & 0x0800) == 0) {
- int looking_for = tp->mtable->defaultmedia & MEDIA_MASK;
- for (i = 0; i < tp->mtable->leafcount; i++)
- if (tp->mtable->mleaf[i].media == looking_for) {
- dev_info(&dev->dev,
- "Using EEPROM-set media %s\n",
- medianame[looking_for]);
- goto media_picked;
- }
- }
- /* Start sensing first non-full-duplex media. */
- for (i = tp->mtable->leafcount - 1;
- (tulip_media_cap[tp->mtable->mleaf[i].media] & MediaAlwaysFD) && i > 0; i--)
- ;
-media_picked:
-
- tp->csr6 = 0;
- tp->cur_index = i;
- tp->nwayset = 0;
-
- if (dev->if_port) {
- if (tp->chip_id == DC21143 &&
- (tulip_media_cap[dev->if_port] & MediaIsMII)) {
- /* We must reset the media CSRs when we force-select MII mode. */
- iowrite32(0x0000, ioaddr + CSR13);
- iowrite32(0x0000, ioaddr + CSR14);
- iowrite32(0x0008, ioaddr + CSR15);
- }
- tulip_select_media(dev, 1);
- } else if (tp->chip_id == DC21142) {
- if (tp->mii_cnt) {
- tulip_select_media(dev, 1);
- if (tulip_debug > 1)
- dev_info(&dev->dev,
- "Using MII transceiver %d, status %04x\n",
- tp->phys[0],
- tulip_mdio_read(dev, tp->phys[0], 1));
- iowrite32(csr6_mask_defstate, ioaddr + CSR6);
- tp->csr6 = csr6_mask_hdcap;
- dev->if_port = 11;
- iowrite32(0x0000, ioaddr + CSR13);
- iowrite32(0x0000, ioaddr + CSR14);
- } else
- t21142_start_nway(dev);
- } else if (tp->chip_id == PNIC2) {
- /* for initial startup advertise 10/100 Full and Half */
- tp->sym_advertise = 0x01E0;
- /* enable autonegotiate end interrupt */
- iowrite32(ioread32(ioaddr+CSR5)| 0x00008010, ioaddr + CSR5);
- iowrite32(ioread32(ioaddr+CSR7)| 0x00008010, ioaddr + CSR7);
- pnic2_start_nway(dev);
- } else if (tp->chip_id == LC82C168 && ! tp->medialock) {
- if (tp->mii_cnt) {
- dev->if_port = 11;
- tp->csr6 = 0x814C0000 | (tp->full_duplex ? 0x0200 : 0);
- iowrite32(0x0001, ioaddr + CSR15);
- } else if (ioread32(ioaddr + CSR5) & TPLnkPass)
- pnic_do_nway(dev);
- else {
- /* Start with 10mbps to do autonegotiation. */
- iowrite32(0x32, ioaddr + CSR12);
- tp->csr6 = 0x00420000;
- iowrite32(0x0001B078, ioaddr + 0xB8);
- iowrite32(0x0201B078, ioaddr + 0xB8);
- next_tick = 1*HZ;
- }
- } else if ((tp->chip_id == MX98713 || tp->chip_id == COMPEX9881) &&
- ! tp->medialock) {
- dev->if_port = 0;
- tp->csr6 = 0x01880000 | (tp->full_duplex ? 0x0200 : 0);
- iowrite32(0x0f370000 | ioread16(ioaddr + 0x80), ioaddr + 0x80);
- } else if (tp->chip_id == MX98715 || tp->chip_id == MX98725) {
- /* Provided by BOLO, Macronix - 12/10/1998. */
- dev->if_port = 0;
- tp->csr6 = 0x01a80200;
- iowrite32(0x0f370000 | ioread16(ioaddr + 0x80), ioaddr + 0x80);
- iowrite32(0x11000 | ioread16(ioaddr + 0xa0), ioaddr + 0xa0);
- } else if (tp->chip_id == COMET || tp->chip_id == CONEXANT) {
- /* Enable automatic Tx underrun recovery. */
- iowrite32(ioread32(ioaddr + 0x88) | 1, ioaddr + 0x88);
- dev->if_port = tp->mii_cnt ? 11 : 0;
- tp->csr6 = 0x00040000;
- } else if (tp->chip_id == AX88140) {
- tp->csr6 = tp->mii_cnt ? 0x00040100 : 0x00000100;
- } else
- tulip_select_media(dev, 1);
-
- /* Start the chip's Tx to process setup frame. */
- tulip_stop_rxtx(tp);
- barrier();
- udelay(5);
- iowrite32(tp->csr6 | TxOn, ioaddr + CSR6);
-
- /* Enable interrupts by setting the interrupt mask. */
- iowrite32(tulip_tbl[tp->chip_id].valid_intrs, ioaddr + CSR5);
- iowrite32(tulip_tbl[tp->chip_id].valid_intrs, ioaddr + CSR7);
- tulip_start_rxtx(tp);
- iowrite32(0, ioaddr + CSR2); /* Rx poll demand */
-
- if (tulip_debug > 2) {
- printk(KERN_DEBUG "%s: Done tulip_up(), CSR0 %08x, CSR5 %08x CSR6 %08x\n",
- dev->name, ioread32(ioaddr + CSR0),
- ioread32(ioaddr + CSR5),
- ioread32(ioaddr + CSR6));
- }
-
- /* Set the timer to switch to check for link beat and perhaps switch
- to an alternate media type. */
- tp->timer.expires = RUN_AT(next_tick);
- add_timer(&tp->timer);
-#ifdef CONFIG_TULIP_NAPI
- init_timer(&tp->oom_timer);
- tp->oom_timer.data = (unsigned long)dev;
- tp->oom_timer.function = oom_timer;
-#endif
-}
-
-static int
-tulip_open(struct net_device *dev)
-{
- int retval;
-
- tulip_init_ring (dev);
-
- retval = request_irq(dev->irq, tulip_interrupt, IRQF_SHARED, dev->name, dev);
- if (retval)
- goto free_ring;
-
- tulip_up (dev);
-
- netif_start_queue (dev);
-
- return 0;
-
-free_ring:
- tulip_free_ring (dev);
- return retval;
-}
-
-
-static void tulip_tx_timeout(struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->base_addr;
- unsigned long flags;
-
- spin_lock_irqsave (&tp->lock, flags);
-
- if (tulip_media_cap[dev->if_port] & MediaIsMII) {
- /* Do nothing -- the media monitor should handle this. */
- if (tulip_debug > 1)
- dev_warn(&dev->dev,
- "Transmit timeout using MII device\n");
- } else if (tp->chip_id == DC21140 || tp->chip_id == DC21142 ||
- tp->chip_id == MX98713 || tp->chip_id == COMPEX9881 ||
- tp->chip_id == DM910X) {
- dev_warn(&dev->dev,
- "21140 transmit timed out, status %08x, SIA %08x %08x %08x %08x, resetting...\n",
- ioread32(ioaddr + CSR5), ioread32(ioaddr + CSR12),
- ioread32(ioaddr + CSR13), ioread32(ioaddr + CSR14),
- ioread32(ioaddr + CSR15));
- tp->timeout_recovery = 1;
- schedule_work(&tp->media_work);
- goto out_unlock;
- } else if (tp->chip_id == PNIC2) {
- dev_warn(&dev->dev,
- "PNIC2 transmit timed out, status %08x, CSR6/7 %08x / %08x CSR12 %08x, resetting...\n",
- (int)ioread32(ioaddr + CSR5),
- (int)ioread32(ioaddr + CSR6),
- (int)ioread32(ioaddr + CSR7),
- (int)ioread32(ioaddr + CSR12));
- } else {
- dev_warn(&dev->dev,
- "Transmit timed out, status %08x, CSR12 %08x, resetting...\n",
- ioread32(ioaddr + CSR5), ioread32(ioaddr + CSR12));
- dev->if_port = 0;
- }
-
-#if defined(way_too_many_messages)
- if (tulip_debug > 3) {
- int i;
- for (i = 0; i < RX_RING_SIZE; i++) {
- u8 *buf = (u8 *)(tp->rx_ring[i].buffer1);
- int j;
- printk(KERN_DEBUG
- "%2d: %08x %08x %08x %08x %02x %02x %02x\n",
- i,
- (unsigned int)tp->rx_ring[i].status,
- (unsigned int)tp->rx_ring[i].length,
- (unsigned int)tp->rx_ring[i].buffer1,
- (unsigned int)tp->rx_ring[i].buffer2,
- buf[0], buf[1], buf[2]);
- for (j = 0; buf[j] != 0xee && j < 1600; j++)
- if (j < 100)
- pr_cont(" %02x", buf[j]);
- pr_cont(" j=%d\n", j);
- }
- printk(KERN_DEBUG " Rx ring %p: ", tp->rx_ring);
- for (i = 0; i < RX_RING_SIZE; i++)
- pr_cont(" %08x", (unsigned int)tp->rx_ring[i].status);
- printk(KERN_DEBUG " Tx ring %p: ", tp->tx_ring);
- for (i = 0; i < TX_RING_SIZE; i++)
- pr_cont(" %08x", (unsigned int)tp->tx_ring[i].status);
- pr_cont("\n");
- }
-#endif
-
- tulip_tx_timeout_complete(tp, ioaddr);
-
-out_unlock:
- spin_unlock_irqrestore (&tp->lock, flags);
- dev->trans_start = jiffies; /* prevent tx timeout */
- netif_wake_queue (dev);
-}
-
-
-/* Initialize the Rx and Tx rings, along with various 'dev' bits. */
-static void tulip_init_ring(struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- int i;
-
- tp->susp_rx = 0;
- tp->ttimer = 0;
- tp->nir = 0;
-
- for (i = 0; i < RX_RING_SIZE; i++) {
- tp->rx_ring[i].status = 0x00000000;
- tp->rx_ring[i].length = cpu_to_le32(PKT_BUF_SZ);
- tp->rx_ring[i].buffer2 = cpu_to_le32(tp->rx_ring_dma + sizeof(struct tulip_rx_desc) * (i + 1));
- tp->rx_buffers[i].skb = NULL;
- tp->rx_buffers[i].mapping = 0;
- }
- /* Mark the last entry as wrapping the ring. */
- tp->rx_ring[i-1].length = cpu_to_le32(PKT_BUF_SZ | DESC_RING_WRAP);
- tp->rx_ring[i-1].buffer2 = cpu_to_le32(tp->rx_ring_dma);
-
- for (i = 0; i < RX_RING_SIZE; i++) {
- dma_addr_t mapping;
-
- /* Note the receive buffer must be longword aligned.
- dev_alloc_skb() provides 16 byte alignment. But do *not*
- use skb_reserve() to align the IP header! */
- struct sk_buff *skb = dev_alloc_skb(PKT_BUF_SZ);
- tp->rx_buffers[i].skb = skb;
- if (skb == NULL)
- break;
- mapping = pci_map_single(tp->pdev, skb->data,
- PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
- tp->rx_buffers[i].mapping = mapping;
- skb->dev = dev; /* Mark as being used by this device. */
- tp->rx_ring[i].status = cpu_to_le32(DescOwned); /* Owned by Tulip chip */
- tp->rx_ring[i].buffer1 = cpu_to_le32(mapping);
- }
- tp->dirty_rx = (unsigned int)(i - RX_RING_SIZE);
-
- /* The Tx buffer descriptor is filled in as needed, but we
- do need to clear the ownership bit. */
- for (i = 0; i < TX_RING_SIZE; i++) {
- tp->tx_buffers[i].skb = NULL;
- tp->tx_buffers[i].mapping = 0;
- tp->tx_ring[i].status = 0x00000000;
- tp->tx_ring[i].buffer2 = cpu_to_le32(tp->tx_ring_dma + sizeof(struct tulip_tx_desc) * (i + 1));
- }
- tp->tx_ring[i-1].buffer2 = cpu_to_le32(tp->tx_ring_dma);
-}
-
-static netdev_tx_t
-tulip_start_xmit(struct sk_buff *skb, struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- int entry;
- u32 flag;
- dma_addr_t mapping;
- unsigned long flags;
-
- spin_lock_irqsave(&tp->lock, flags);
-
- /* Calculate the next Tx descriptor entry. */
- entry = tp->cur_tx % TX_RING_SIZE;
-
- tp->tx_buffers[entry].skb = skb;
- mapping = pci_map_single(tp->pdev, skb->data,
- skb->len, PCI_DMA_TODEVICE);
- tp->tx_buffers[entry].mapping = mapping;
- tp->tx_ring[entry].buffer1 = cpu_to_le32(mapping);
-
- if (tp->cur_tx - tp->dirty_tx < TX_RING_SIZE/2) {/* Typical path */
- flag = 0x60000000; /* No interrupt */
- } else if (tp->cur_tx - tp->dirty_tx == TX_RING_SIZE/2) {
- flag = 0xe0000000; /* Tx-done intr. */
- } else if (tp->cur_tx - tp->dirty_tx < TX_RING_SIZE - 2) {
- flag = 0x60000000; /* No Tx-done intr. */
- } else { /* Leave room for set_rx_mode() to fill entries. */
- flag = 0xe0000000; /* Tx-done intr. */
- netif_stop_queue(dev);
- }
- if (entry == TX_RING_SIZE-1)
- flag = 0xe0000000 | DESC_RING_WRAP;
-
- tp->tx_ring[entry].length = cpu_to_le32(skb->len | flag);
- /* if we were using Transmit Automatic Polling, we would need a
- * wmb() here. */
- tp->tx_ring[entry].status = cpu_to_le32(DescOwned);
- wmb();
-
- tp->cur_tx++;
-
- /* Trigger an immediate transmit demand. */
- iowrite32(0, tp->base_addr + CSR1);
-
- spin_unlock_irqrestore(&tp->lock, flags);
-
- return NETDEV_TX_OK;
-}
-
-static void tulip_clean_tx_ring(struct tulip_private *tp)
-{
- unsigned int dirty_tx;
-
- for (dirty_tx = tp->dirty_tx ; tp->cur_tx - dirty_tx > 0;
- dirty_tx++) {
- int entry = dirty_tx % TX_RING_SIZE;
- int status = le32_to_cpu(tp->tx_ring[entry].status);
-
- if (status < 0) {
- tp->dev->stats.tx_errors++; /* It wasn't Txed */
- tp->tx_ring[entry].status = 0;
- }
-
- /* Check for Tx filter setup frames. */
- if (tp->tx_buffers[entry].skb == NULL) {
- /* test because dummy frames not mapped */
- if (tp->tx_buffers[entry].mapping)
- pci_unmap_single(tp->pdev,
- tp->tx_buffers[entry].mapping,
- sizeof(tp->setup_frame),
- PCI_DMA_TODEVICE);
- continue;
- }
-
- pci_unmap_single(tp->pdev, tp->tx_buffers[entry].mapping,
- tp->tx_buffers[entry].skb->len,
- PCI_DMA_TODEVICE);
-
- /* Free the original skb. */
- dev_kfree_skb_irq(tp->tx_buffers[entry].skb);
- tp->tx_buffers[entry].skb = NULL;
- tp->tx_buffers[entry].mapping = 0;
- }
-}
-
-static void tulip_down (struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->base_addr;
- unsigned long flags;
-
- cancel_work_sync(&tp->media_work);
-
-#ifdef CONFIG_TULIP_NAPI
- napi_disable(&tp->napi);
-#endif
-
- del_timer_sync (&tp->timer);
-#ifdef CONFIG_TULIP_NAPI
- del_timer_sync (&tp->oom_timer);
-#endif
- spin_lock_irqsave (&tp->lock, flags);
-
- /* Disable interrupts by clearing the interrupt mask. */
- iowrite32 (0x00000000, ioaddr + CSR7);
-
- /* Stop the Tx and Rx processes. */
- tulip_stop_rxtx(tp);
-
- /* prepare receive buffers */
- tulip_refill_rx(dev);
-
- /* release any unconsumed transmit buffers */
- tulip_clean_tx_ring(tp);
-
- if (ioread32(ioaddr + CSR6) != 0xffffffff)
- dev->stats.rx_missed_errors += ioread32(ioaddr + CSR8) & 0xffff;
-
- spin_unlock_irqrestore (&tp->lock, flags);
-
- init_timer(&tp->timer);
- tp->timer.data = (unsigned long)dev;
- tp->timer.function = tulip_tbl[tp->chip_id].media_timer;
-
- dev->if_port = tp->saved_if_port;
-
- /* Leave the driver in snooze, not sleep, mode. */
- tulip_set_power_state (tp, 0, 1);
-}
-
-static void tulip_free_ring (struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- int i;
-
- /* Free all the skbuffs in the Rx queue. */
- for (i = 0; i < RX_RING_SIZE; i++) {
- struct sk_buff *skb = tp->rx_buffers[i].skb;
- dma_addr_t mapping = tp->rx_buffers[i].mapping;
-
- tp->rx_buffers[i].skb = NULL;
- tp->rx_buffers[i].mapping = 0;
-
- tp->rx_ring[i].status = 0; /* Not owned by Tulip chip. */
- tp->rx_ring[i].length = 0;
- /* An invalid address. */
- tp->rx_ring[i].buffer1 = cpu_to_le32(0xBADF00D0);
- if (skb) {
- pci_unmap_single(tp->pdev, mapping, PKT_BUF_SZ,
- PCI_DMA_FROMDEVICE);
- dev_kfree_skb (skb);
- }
- }
-
- for (i = 0; i < TX_RING_SIZE; i++) {
- struct sk_buff *skb = tp->tx_buffers[i].skb;
-
- if (skb != NULL) {
- pci_unmap_single(tp->pdev, tp->tx_buffers[i].mapping,
- skb->len, PCI_DMA_TODEVICE);
- dev_kfree_skb (skb);
- }
- tp->tx_buffers[i].skb = NULL;
- tp->tx_buffers[i].mapping = 0;
- }
-}
-
-static int tulip_close (struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->base_addr;
-
- netif_stop_queue (dev);
-
- tulip_down (dev);
-
- if (tulip_debug > 1)
- dev_printk(KERN_DEBUG, &dev->dev,
- "Shutting down ethercard, status was %02x\n",
- ioread32 (ioaddr + CSR5));
-
- free_irq (dev->irq, dev);
-
- tulip_free_ring (dev);
-
- return 0;
-}
-
-static struct net_device_stats *tulip_get_stats(struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->base_addr;
-
- if (netif_running(dev)) {
- unsigned long flags;
-
- spin_lock_irqsave (&tp->lock, flags);
-
- dev->stats.rx_missed_errors += ioread32(ioaddr + CSR8) & 0xffff;
-
- spin_unlock_irqrestore(&tp->lock, flags);
- }
-
- return &dev->stats;
-}
-
-
-static void tulip_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
-{
- struct tulip_private *np = netdev_priv(dev);
- strcpy(info->driver, DRV_NAME);
- strcpy(info->version, DRV_VERSION);
- strcpy(info->bus_info, pci_name(np->pdev));
-}
-
-
-static int tulip_ethtool_set_wol(struct net_device *dev,
- struct ethtool_wolinfo *wolinfo)
-{
- struct tulip_private *tp = netdev_priv(dev);
-
- if (wolinfo->wolopts & (~tp->wolinfo.supported))
- return -EOPNOTSUPP;
-
- tp->wolinfo.wolopts = wolinfo->wolopts;
- device_set_wakeup_enable(&tp->pdev->dev, tp->wolinfo.wolopts);
- return 0;
-}
-
-static void tulip_ethtool_get_wol(struct net_device *dev,
- struct ethtool_wolinfo *wolinfo)
-{
- struct tulip_private *tp = netdev_priv(dev);
-
- wolinfo->supported = tp->wolinfo.supported;
- wolinfo->wolopts = tp->wolinfo.wolopts;
- return;
-}
-
-
-static const struct ethtool_ops ops = {
- .get_drvinfo = tulip_get_drvinfo,
- .set_wol = tulip_ethtool_set_wol,
- .get_wol = tulip_ethtool_get_wol,
-};
-
-/* Provide ioctl() calls to examine the MII xcvr state. */
-static int private_ioctl (struct net_device *dev, struct ifreq *rq, int cmd)
-{
- struct tulip_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->base_addr;
- struct mii_ioctl_data *data = if_mii(rq);
- const unsigned int phy_idx = 0;
- int phy = tp->phys[phy_idx] & 0x1f;
- unsigned int regnum = data->reg_num;
-
- switch (cmd) {
- case SIOCGMIIPHY: /* Get address of MII PHY in use. */
- if (tp->mii_cnt)
- data->phy_id = phy;
- else if (tp->flags & HAS_NWAY)
- data->phy_id = 32;
- else if (tp->chip_id == COMET)
- data->phy_id = 1;
- else
- return -ENODEV;
-
- case SIOCGMIIREG: /* Read MII PHY register. */
- if (data->phy_id == 32 && (tp->flags & HAS_NWAY)) {
- int csr12 = ioread32 (ioaddr + CSR12);
- int csr14 = ioread32 (ioaddr + CSR14);
- switch (regnum) {
- case 0:
- if (((csr14<<5) & 0x1000) ||
- (dev->if_port == 5 && tp->nwayset))
- data->val_out = 0x1000;
- else
- data->val_out = (tulip_media_cap[dev->if_port]&MediaIs100 ? 0x2000 : 0)
- | (tulip_media_cap[dev->if_port]&MediaIsFD ? 0x0100 : 0);
- break;
- case 1:
- data->val_out =
- 0x1848 +
- ((csr12&0x7000) == 0x5000 ? 0x20 : 0) +
- ((csr12&0x06) == 6 ? 0 : 4);
- data->val_out |= 0x6048;
- break;
- case 4:
- /* Advertised value, bogus 10baseTx-FD value from CSR6. */
- data->val_out =
- ((ioread32(ioaddr + CSR6) >> 3) & 0x0040) +
- ((csr14 >> 1) & 0x20) + 1;
- data->val_out |= ((csr14 >> 9) & 0x03C0);
- break;
- case 5: data->val_out = tp->lpar; break;
- default: data->val_out = 0; break;
- }
- } else {
- data->val_out = tulip_mdio_read (dev, data->phy_id & 0x1f, regnum);
- }
- return 0;
-
- case SIOCSMIIREG: /* Write MII PHY register. */
- if (regnum & ~0x1f)
- return -EINVAL;
- if (data->phy_id == phy) {
- u16 value = data->val_in;
- switch (regnum) {
- case 0: /* Check for autonegotiation on or reset. */
- tp->full_duplex_lock = (value & 0x9000) ? 0 : 1;
- if (tp->full_duplex_lock)
- tp->full_duplex = (value & 0x0100) ? 1 : 0;
- break;
- case 4:
- tp->advertising[phy_idx] =
- tp->mii_advertise = data->val_in;
- break;
- }
- }
- if (data->phy_id == 32 && (tp->flags & HAS_NWAY)) {
- u16 value = data->val_in;
- if (regnum == 0) {
- if ((value & 0x1200) == 0x1200) {
- if (tp->chip_id == PNIC2) {
- pnic2_start_nway (dev);
- } else {
- t21142_start_nway (dev);
- }
- }
- } else if (regnum == 4)
- tp->sym_advertise = value;
- } else {
- tulip_mdio_write (dev, data->phy_id & 0x1f, regnum, data->val_in);
- }
- return 0;
- default:
- return -EOPNOTSUPP;
- }
-
- return -EOPNOTSUPP;
-}
-
-
-/* Set or clear the multicast filter for this adaptor.
- Note that we only use exclusion around actually queueing the
- new frame, not around filling tp->setup_frame. This is non-deterministic
- when re-entered but still correct. */
-
-#undef set_bit_le
-#define set_bit_le(i,p) do { ((char *)(p))[(i)/8] |= (1<<((i)%8)); } while(0)
-
-static void build_setup_frame_hash(u16 *setup_frm, struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- u16 hash_table[32];
- struct netdev_hw_addr *ha;
- int i;
- u16 *eaddrs;
-
- memset(hash_table, 0, sizeof(hash_table));
- set_bit_le(255, hash_table); /* Broadcast entry */
- /* This should work on big-endian machines as well. */
- netdev_for_each_mc_addr(ha, dev) {
- int index = ether_crc_le(ETH_ALEN, ha->addr) & 0x1ff;
-
- set_bit_le(index, hash_table);
- }
- for (i = 0; i < 32; i++) {
- *setup_frm++ = hash_table[i];
- *setup_frm++ = hash_table[i];
- }
- setup_frm = &tp->setup_frame[13*6];
-
- /* Fill the final entry with our physical address. */
- eaddrs = (u16 *)dev->dev_addr;
- *setup_frm++ = eaddrs[0]; *setup_frm++ = eaddrs[0];
- *setup_frm++ = eaddrs[1]; *setup_frm++ = eaddrs[1];
- *setup_frm++ = eaddrs[2]; *setup_frm++ = eaddrs[2];
-}
-
-static void build_setup_frame_perfect(u16 *setup_frm, struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- struct netdev_hw_addr *ha;
- u16 *eaddrs;
-
- /* We have <= 14 addresses so we can use the wonderful
- 16 address perfect filtering of the Tulip. */
- netdev_for_each_mc_addr(ha, dev) {
- eaddrs = (u16 *) ha->addr;
- *setup_frm++ = *eaddrs; *setup_frm++ = *eaddrs++;
- *setup_frm++ = *eaddrs; *setup_frm++ = *eaddrs++;
- *setup_frm++ = *eaddrs; *setup_frm++ = *eaddrs++;
- }
- /* Fill the unused entries with the broadcast address. */
- memset(setup_frm, 0xff, (15 - netdev_mc_count(dev)) * 12);
- setup_frm = &tp->setup_frame[15*6];
-
- /* Fill the final entry with our physical address. */
- eaddrs = (u16 *)dev->dev_addr;
- *setup_frm++ = eaddrs[0]; *setup_frm++ = eaddrs[0];
- *setup_frm++ = eaddrs[1]; *setup_frm++ = eaddrs[1];
- *setup_frm++ = eaddrs[2]; *setup_frm++ = eaddrs[2];
-}
-
-
-static void set_rx_mode(struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->base_addr;
- int csr6;
-
- csr6 = ioread32(ioaddr + CSR6) & ~0x00D5;
-
- tp->csr6 &= ~0x00D5;
- if (dev->flags & IFF_PROMISC) { /* Set promiscuous. */
- tp->csr6 |= AcceptAllMulticast | AcceptAllPhys;
- csr6 |= AcceptAllMulticast | AcceptAllPhys;
- } else if ((netdev_mc_count(dev) > 1000) ||
- (dev->flags & IFF_ALLMULTI)) {
- /* Too many to filter well -- accept all multicasts. */
- tp->csr6 |= AcceptAllMulticast;
- csr6 |= AcceptAllMulticast;
- } else if (tp->flags & MC_HASH_ONLY) {
- /* Some work-alikes have only a 64-entry hash filter table. */
- /* Should verify correctness on big-endian/__powerpc__ */
- struct netdev_hw_addr *ha;
- if (netdev_mc_count(dev) > 64) {
- /* Arbitrary non-effective limit. */
- tp->csr6 |= AcceptAllMulticast;
- csr6 |= AcceptAllMulticast;
- } else {
- u32 mc_filter[2] = {0, 0}; /* Multicast hash filter */
- int filterbit;
- netdev_for_each_mc_addr(ha, dev) {
- if (tp->flags & COMET_MAC_ADDR)
- filterbit = ether_crc_le(ETH_ALEN,
- ha->addr);
- else
- filterbit = ether_crc(ETH_ALEN,
- ha->addr) >> 26;
- filterbit &= 0x3f;
- mc_filter[filterbit >> 5] |= 1 << (filterbit & 31);
- if (tulip_debug > 2)
- dev_info(&dev->dev,
- "Added filter for %pM %08x bit %d\n",
- ha->addr,
- ether_crc(ETH_ALEN, ha->addr),
- filterbit);
- }
- if (mc_filter[0] == tp->mc_filter[0] &&
- mc_filter[1] == tp->mc_filter[1])
- ; /* No change. */
- else if (tp->flags & IS_ASIX) {
- iowrite32(2, ioaddr + CSR13);
- iowrite32(mc_filter[0], ioaddr + CSR14);
- iowrite32(3, ioaddr + CSR13);
- iowrite32(mc_filter[1], ioaddr + CSR14);
- } else if (tp->flags & COMET_MAC_ADDR) {
- iowrite32(mc_filter[0], ioaddr + CSR27);
- iowrite32(mc_filter[1], ioaddr + CSR28);
- }
- tp->mc_filter[0] = mc_filter[0];
- tp->mc_filter[1] = mc_filter[1];
- }
- } else {
- unsigned long flags;
- u32 tx_flags = 0x08000000 | 192;
-
- /* Note that only the low-address shortword of setup_frame is valid!
- The values are doubled for big-endian architectures. */
- if (netdev_mc_count(dev) > 14) {
- /* Must use a multicast hash table. */
- build_setup_frame_hash(tp->setup_frame, dev);
- tx_flags = 0x08400000 | 192;
- } else {
- build_setup_frame_perfect(tp->setup_frame, dev);
- }
-
- spin_lock_irqsave(&tp->lock, flags);
-
- if (tp->cur_tx - tp->dirty_tx > TX_RING_SIZE - 2) {
- /* Same setup recently queued, we need not add it. */
- } else {
- unsigned int entry;
- int dummy = -1;
-
- /* Now add this frame to the Tx list. */
-
- entry = tp->cur_tx++ % TX_RING_SIZE;
-
- if (entry != 0) {
- /* Avoid a chip errata by prefixing a dummy entry. */
- tp->tx_buffers[entry].skb = NULL;
- tp->tx_buffers[entry].mapping = 0;
- tp->tx_ring[entry].length =
- (entry == TX_RING_SIZE-1) ? cpu_to_le32(DESC_RING_WRAP) : 0;
- tp->tx_ring[entry].buffer1 = 0;
- /* Must set DescOwned later to avoid race with chip */
- dummy = entry;
- entry = tp->cur_tx++ % TX_RING_SIZE;
-
- }
-
- tp->tx_buffers[entry].skb = NULL;
- tp->tx_buffers[entry].mapping =
- pci_map_single(tp->pdev, tp->setup_frame,
- sizeof(tp->setup_frame),
- PCI_DMA_TODEVICE);
- /* Put the setup frame on the Tx list. */
- if (entry == TX_RING_SIZE-1)
- tx_flags |= DESC_RING_WRAP; /* Wrap ring. */
- tp->tx_ring[entry].length = cpu_to_le32(tx_flags);
- tp->tx_ring[entry].buffer1 =
- cpu_to_le32(tp->tx_buffers[entry].mapping);
- tp->tx_ring[entry].status = cpu_to_le32(DescOwned);
- if (dummy >= 0)
- tp->tx_ring[dummy].status = cpu_to_le32(DescOwned);
- if (tp->cur_tx - tp->dirty_tx >= TX_RING_SIZE - 2)
- netif_stop_queue(dev);
-
- /* Trigger an immediate transmit demand. */
- iowrite32(0, ioaddr + CSR1);
- }
-
- spin_unlock_irqrestore(&tp->lock, flags);
- }
-
- iowrite32(csr6, ioaddr + CSR6);
-}
-
-#ifdef CONFIG_TULIP_MWI
-static void __devinit tulip_mwi_config (struct pci_dev *pdev,
- struct net_device *dev)
-{
- struct tulip_private *tp = netdev_priv(dev);
- u8 cache;
- u16 pci_command;
- u32 csr0;
-
- if (tulip_debug > 3)
- printk(KERN_DEBUG "%s: tulip_mwi_config()\n", pci_name(pdev));
-
- tp->csr0 = csr0 = 0;
-
- /* if we have any cache line size at all, we can do MRM and MWI */
- csr0 |= MRM | MWI;
-
- /* Enable MWI in the standard PCI command bit.
- * Check for the case where MWI is desired but not available
- */
- pci_try_set_mwi(pdev);
-
- /* read result from hardware (in case bit refused to enable) */
- pci_read_config_word(pdev, PCI_COMMAND, &pci_command);
- if ((csr0 & MWI) && (!(pci_command & PCI_COMMAND_INVALIDATE)))
- csr0 &= ~MWI;
-
- /* if cache line size hardwired to zero, no MWI */
- pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &cache);
- if ((csr0 & MWI) && (cache == 0)) {
- csr0 &= ~MWI;
- pci_clear_mwi(pdev);
- }
-
- /* assign per-cacheline-size cache alignment and
- * burst length values
- */
- switch (cache) {
- case 8:
- csr0 |= MRL | (1 << CALShift) | (16 << BurstLenShift);
- break;
- case 16:
- csr0 |= MRL | (2 << CALShift) | (16 << BurstLenShift);
- break;
- case 32:
- csr0 |= MRL | (3 << CALShift) | (32 << BurstLenShift);
- break;
- default:
- cache = 0;
- break;
- }
-
- /* if we have a good cache line size, we by now have a good
- * csr0, so save it and exit
- */
- if (cache)
- goto out;
-
- /* we don't have a good csr0 or cache line size, disable MWI */
- if (csr0 & MWI) {
- pci_clear_mwi(pdev);
- csr0 &= ~MWI;
- }
-
- /* sane defaults for burst length and cache alignment
- * originally from de4x5 driver
- */
- csr0 |= (8 << BurstLenShift) | (1 << CALShift);
-
-out:
- tp->csr0 = csr0;
- if (tulip_debug > 2)
- printk(KERN_DEBUG "%s: MWI config cacheline=%d, csr0=%08x\n",
- pci_name(pdev), cache, csr0);
-}
-#endif
-
-/*
- * Chips that have the MRM/reserved bit quirk and the burst quirk. That
- * is the DM910X and the on chip ULi devices
- */
-
-static int tulip_uli_dm_quirk(struct pci_dev *pdev)
-{
- if (pdev->vendor == 0x1282 && pdev->device == 0x9102)
- return 1;
- return 0;
-}
-
-static const struct net_device_ops tulip_netdev_ops = {
- .ndo_open = tulip_open,
- .ndo_start_xmit = tulip_start_xmit,
- .ndo_tx_timeout = tulip_tx_timeout,
- .ndo_stop = tulip_close,
- .ndo_get_stats = tulip_get_stats,
- .ndo_do_ioctl = private_ioctl,
- .ndo_set_multicast_list = set_rx_mode,
- .ndo_change_mtu = eth_change_mtu,
- .ndo_set_mac_address = eth_mac_addr,
- .ndo_validate_addr = eth_validate_addr,
-#ifdef CONFIG_NET_POLL_CONTROLLER
- .ndo_poll_controller = poll_tulip,
-#endif
-};
-
-static int __devinit tulip_init_one (struct pci_dev *pdev,
- const struct pci_device_id *ent)
-{
- struct tulip_private *tp;
- /* See note below on the multiport cards. */
- static unsigned char last_phys_addr[6] = {0x00, 'L', 'i', 'n', 'u', 'x'};
- static struct pci_device_id early_486_chipsets[] = {
- { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82424) },
- { PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_496) },
- { },
- };
- static int last_irq;
- static int multiport_cnt; /* For four-port boards w/one EEPROM */
- int i, irq;
- unsigned short sum;
- unsigned char *ee_data;
- struct net_device *dev;
- void __iomem *ioaddr;
- static int board_idx = -1;
- int chip_idx = ent->driver_data;
- const char *chip_name = tulip_tbl[chip_idx].chip_name;
- unsigned int eeprom_missing = 0;
- unsigned int force_csr0 = 0;
-
-#ifndef MODULE
- if (tulip_debug > 0)
- printk_once(KERN_INFO "%s", version);
-#endif
-
- board_idx++;
-
- /*
- * Lan media wire a tulip chip to a wan interface. Needs a very
- * different driver (lmc driver)
- */
-
- if (pdev->subsystem_vendor == PCI_VENDOR_ID_LMC) {
- pr_err(PFX "skipping LMC card\n");
- return -ENODEV;
- } else if (pdev->subsystem_vendor == PCI_VENDOR_ID_SBE &&
- (pdev->subsystem_device == PCI_SUBDEVICE_ID_SBE_T3E3 ||
- pdev->subsystem_device == PCI_SUBDEVICE_ID_SBE_2T3E3_P0 ||
- pdev->subsystem_device == PCI_SUBDEVICE_ID_SBE_2T3E3_P1)) {
- pr_err(PFX "skipping SBE T3E3 port\n");
- return -ENODEV;
- }
-
- /*
- * DM910x chips should be handled by the dmfe driver, except
- * on-board chips on SPARC systems. Also, early DM9100s need
- * software CRC which only the dmfe driver supports.
- */
-
-#ifdef CONFIG_TULIP_DM910X
- if (chip_idx == DM910X) {
- struct device_node *dp;
-
- if (pdev->vendor == 0x1282 && pdev->device == 0x9100 &&
- pdev->revision < 0x30) {
- pr_info(PFX "skipping early DM9100 with Crc bug (use dmfe)\n");
- return -ENODEV;
- }
-
- dp = pci_device_to_OF_node(pdev);
- if (!(dp && of_get_property(dp, "local-mac-address", NULL))) {
- pr_info(PFX "skipping DM910x expansion card (use dmfe)\n");
- return -ENODEV;
- }
- }
-#endif
-
- /*
- * Looks for early PCI chipsets where people report hangs
- * without the workarounds being on.
- */
-
- /* 1. Intel Saturn. Switch to 8 long words burst, 8 long word cache
- aligned. Aries might need this too. The Saturn errata are not
- pretty reading but thankfully it's an old 486 chipset.
-
- 2. The dreaded SiS496 486 chipset. Same workaround as Intel
- Saturn.
- */
-
- if (pci_dev_present(early_486_chipsets)) {
- csr0 = MRL | MRM | (8 << BurstLenShift) | (1 << CALShift);
- force_csr0 = 1;
- }
-
- /* bugfix: the ASIX must have a burst limit or horrible things happen. */
- if (chip_idx == AX88140) {
- if ((csr0 & 0x3f00) == 0)
- csr0 |= 0x2000;
- }
-
- /* PNIC doesn't have MWI/MRL/MRM... */
- if (chip_idx == LC82C168)
- csr0 &= ~0xfff10000; /* zero reserved bits 31:20, 16 */
-
- /* DM9102A has troubles with MRM & clear reserved bits 24:22, 20, 16, 7:1 */
- if (tulip_uli_dm_quirk(pdev)) {
- csr0 &= ~0x01f100ff;
-#if defined(CONFIG_SPARC)
- csr0 = (csr0 & ~0xff00) | 0xe000;
-#endif
- }
- /*
- * And back to business
- */
-
- i = pci_enable_device(pdev);
- if (i) {
- pr_err(PFX "Cannot enable tulip board #%d, aborting\n",
- board_idx);
- return i;
- }
-
- /* The chip will fail to enter a low-power state later unless
- * first explicitly commanded into D0 */
- if (pci_set_power_state(pdev, PCI_D0)) {
- printk (KERN_NOTICE PFX
- "Failed to set power state to D0\n");
- }
-
- irq = pdev->irq;
-
- /* alloc_etherdev ensures aligned and zeroed private structures */
- dev = alloc_etherdev (sizeof (*tp));
- if (!dev) {
- pr_err(PFX "ether device alloc failed, aborting\n");
- return -ENOMEM;
- }
-
- SET_NETDEV_DEV(dev, &pdev->dev);
- if (pci_resource_len (pdev, 0) < tulip_tbl[chip_idx].io_size) {
- pr_err(PFX "%s: I/O region (0x%llx@0x%llx) too small, aborting\n",
- pci_name(pdev),
- (unsigned long long)pci_resource_len (pdev, 0),
- (unsigned long long)pci_resource_start (pdev, 0));
- goto err_out_free_netdev;
- }
-
- /* grab all resources from both PIO and MMIO regions, as we
- * don't want anyone else messing around with our hardware */
- if (pci_request_regions (pdev, DRV_NAME))
- goto err_out_free_netdev;
-
- ioaddr = pci_iomap(pdev, TULIP_BAR, tulip_tbl[chip_idx].io_size);
-
- if (!ioaddr)
- goto err_out_free_res;
-
- /*
- * initialize private data structure 'tp'
- * it is zeroed and aligned in alloc_etherdev
- */
- tp = netdev_priv(dev);
- tp->dev = dev;
-
- tp->rx_ring = pci_alloc_consistent(pdev,
- sizeof(struct tulip_rx_desc) * RX_RING_SIZE +
- sizeof(struct tulip_tx_desc) * TX_RING_SIZE,
- &tp->rx_ring_dma);
- if (!tp->rx_ring)
- goto err_out_mtable;
- tp->tx_ring = (struct tulip_tx_desc *)(tp->rx_ring + RX_RING_SIZE);
- tp->tx_ring_dma = tp->rx_ring_dma + sizeof(struct tulip_rx_desc) * RX_RING_SIZE;
-
- tp->chip_id = chip_idx;
- tp->flags = tulip_tbl[chip_idx].flags;
-
- tp->wolinfo.supported = 0;
- tp->wolinfo.wolopts = 0;
- /* COMET: Enable power management only for AN983B */
- if (chip_idx == COMET ) {
- u32 sig;
- pci_read_config_dword (pdev, 0x80, &sig);
- if (sig == 0x09811317) {
- tp->flags |= COMET_PM;
- tp->wolinfo.supported = WAKE_PHY | WAKE_MAGIC;
- printk(KERN_INFO "tulip_init_one: Enabled WOL support for AN983B\n");
- }
- }
- tp->pdev = pdev;
- tp->base_addr = ioaddr;
- tp->revision = pdev->revision;
- tp->csr0 = csr0;
- spin_lock_init(&tp->lock);
- spin_lock_init(&tp->mii_lock);
- init_timer(&tp->timer);
- tp->timer.data = (unsigned long)dev;
- tp->timer.function = tulip_tbl[tp->chip_id].media_timer;
-
- INIT_WORK(&tp->media_work, tulip_tbl[tp->chip_id].media_task);
-
- dev->base_addr = (unsigned long)ioaddr;
-
-#ifdef CONFIG_TULIP_MWI
- if (!force_csr0 && (tp->flags & HAS_PCI_MWI))
- tulip_mwi_config (pdev, dev);
-#endif
-
- /* Stop the chip's Tx and Rx processes. */
- tulip_stop_rxtx(tp);
-
- pci_set_master(pdev);
-
-#ifdef CONFIG_GSC
- if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP) {
- switch (pdev->subsystem_device) {
- default:
- break;
- case 0x1061:
- case 0x1062:
- case 0x1063:
- case 0x1098:
- case 0x1099:
- case 0x10EE:
- tp->flags |= HAS_SWAPPED_SEEPROM | NEEDS_FAKE_MEDIA_TABLE;
- chip_name = "GSC DS21140 Tulip";
- }
- }
-#endif
-
- /* Clear the missed-packet counter. */
- ioread32(ioaddr + CSR8);
-
- /* The station address ROM is read byte serially. The register must
- be polled, waiting for the value to be read bit serially from the
- EEPROM.
- */
- ee_data = tp->eeprom;
- memset(ee_data, 0, sizeof(tp->eeprom));
- sum = 0;
- if (chip_idx == LC82C168) {
- for (i = 0; i < 3; i++) {
- int value, boguscnt = 100000;
- iowrite32(0x600 | i, ioaddr + 0x98);
- do {
- value = ioread32(ioaddr + CSR9);
- } while (value < 0 && --boguscnt > 0);
- put_unaligned_le16(value, ((__le16 *)dev->dev_addr) + i);
- sum += value & 0xffff;
- }
- } else if (chip_idx == COMET) {
- /* No need to read the EEPROM. */
- put_unaligned_le32(ioread32(ioaddr + 0xA4), dev->dev_addr);
- put_unaligned_le16(ioread32(ioaddr + 0xA8), dev->dev_addr + 4);
- for (i = 0; i < 6; i ++)
- sum += dev->dev_addr[i];
- } else {
- /* A serial EEPROM interface, we read now and sort it out later. */
- int sa_offset = 0;
- int ee_addr_size = tulip_read_eeprom(dev, 0xff, 8) & 0x40000 ? 8 : 6;
- int ee_max_addr = ((1 << ee_addr_size) - 1) * sizeof(u16);
-
- if (ee_max_addr > sizeof(tp->eeprom))
- ee_max_addr = sizeof(tp->eeprom);
-
- for (i = 0; i < ee_max_addr ; i += sizeof(u16)) {
- u16 data = tulip_read_eeprom(dev, i/2, ee_addr_size);
- ee_data[i] = data & 0xff;
- ee_data[i + 1] = data >> 8;
- }
-
- /* DEC now has a specification (see Notes) but early board makers
- just put the address in the first EEPROM locations. */
- /* This does memcmp(ee_data, ee_data+16, 8) */
- for (i = 0; i < 8; i ++)
- if (ee_data[i] != ee_data[16+i])
- sa_offset = 20;
- if (chip_idx == CONEXANT) {
- /* Check that the tuple type and length is correct. */
- if (ee_data[0x198] == 0x04 && ee_data[0x199] == 6)
- sa_offset = 0x19A;
- } else if (ee_data[0] == 0xff && ee_data[1] == 0xff &&
- ee_data[2] == 0) {
- sa_offset = 2; /* Grrr, damn Matrox boards. */
- multiport_cnt = 4;
- }
-#ifdef CONFIG_MIPS_COBALT
- if ((pdev->bus->number == 0) &&
- ((PCI_SLOT(pdev->devfn) == 7) ||
- (PCI_SLOT(pdev->devfn) == 12))) {
- /* Cobalt MAC address in first EEPROM locations. */
- sa_offset = 0;
- /* Ensure our media table fixup get's applied */
- memcpy(ee_data + 16, ee_data, 8);
- }
-#endif
-#ifdef CONFIG_GSC
- /* Check to see if we have a broken srom */
- if (ee_data[0] == 0x61 && ee_data[1] == 0x10) {
- /* pci_vendor_id and subsystem_id are swapped */
- ee_data[0] = ee_data[2];
- ee_data[1] = ee_data[3];
- ee_data[2] = 0x61;
- ee_data[3] = 0x10;
-
- /* HSC-PCI boards need to be byte-swaped and shifted
- * up 1 word. This shift needs to happen at the end
- * of the MAC first because of the 2 byte overlap.
- */
- for (i = 4; i >= 0; i -= 2) {
- ee_data[17 + i + 3] = ee_data[17 + i];
- ee_data[16 + i + 5] = ee_data[16 + i];
- }
- }
-#endif
-
- for (i = 0; i < 6; i ++) {
- dev->dev_addr[i] = ee_data[i + sa_offset];
- sum += ee_data[i + sa_offset];
- }
- }
- /* Lite-On boards have the address byte-swapped. */
- if ((dev->dev_addr[0] == 0xA0 ||
- dev->dev_addr[0] == 0xC0 ||
- dev->dev_addr[0] == 0x02) &&
- dev->dev_addr[1] == 0x00)
- for (i = 0; i < 6; i+=2) {
- char tmp = dev->dev_addr[i];
- dev->dev_addr[i] = dev->dev_addr[i+1];
- dev->dev_addr[i+1] = tmp;
- }
- /* On the Zynx 315 Etherarray and other multiport boards only the
- first Tulip has an EEPROM.
- On Sparc systems the mac address is held in the OBP property
- "local-mac-address".
- The addresses of the subsequent ports are derived from the first.
- Many PCI BIOSes also incorrectly report the IRQ line, so we correct
- that here as well. */
- if (sum == 0 || sum == 6*0xff) {
-#if defined(CONFIG_SPARC)
- struct device_node *dp = pci_device_to_OF_node(pdev);
- const unsigned char *addr;
- int len;
-#endif
- eeprom_missing = 1;
- for (i = 0; i < 5; i++)
- dev->dev_addr[i] = last_phys_addr[i];
- dev->dev_addr[i] = last_phys_addr[i] + 1;
-#if defined(CONFIG_SPARC)
- addr = of_get_property(dp, "local-mac-address", &len);
- if (addr && len == 6)
- memcpy(dev->dev_addr, addr, 6);
-#endif
-#if defined(__i386__) || defined(__x86_64__) /* Patch up x86 BIOS bug. */
- if (last_irq)
- irq = last_irq;
-#endif
- }
-
- for (i = 0; i < 6; i++)
- last_phys_addr[i] = dev->dev_addr[i];
- last_irq = irq;
- dev->irq = irq;
-
- /* The lower four bits are the media type. */
- if (board_idx >= 0 && board_idx < MAX_UNITS) {
- if (options[board_idx] & MEDIA_MASK)
- tp->default_port = options[board_idx] & MEDIA_MASK;
- if ((options[board_idx] & FullDuplex) || full_duplex[board_idx] > 0)
- tp->full_duplex = 1;
- if (mtu[board_idx] > 0)
- dev->mtu = mtu[board_idx];
- }
- if (dev->mem_start & MEDIA_MASK)
- tp->default_port = dev->mem_start & MEDIA_MASK;
- if (tp->default_port) {
- pr_info(DRV_NAME "%d: Transceiver selection forced to %s\n",
- board_idx, medianame[tp->default_port & MEDIA_MASK]);
- tp->medialock = 1;
- if (tulip_media_cap[tp->default_port] & MediaAlwaysFD)
- tp->full_duplex = 1;
- }
- if (tp->full_duplex)
- tp->full_duplex_lock = 1;
-
- if (tulip_media_cap[tp->default_port] & MediaIsMII) {
- u16 media2advert[] = { 0x20, 0x40, 0x03e0, 0x60, 0x80, 0x100, 0x200 };
- tp->mii_advertise = media2advert[tp->default_port - 9];
- tp->mii_advertise |= (tp->flags & HAS_8023X); /* Matching bits! */
- }
-
- if (tp->flags & HAS_MEDIA_TABLE) {
- sprintf(dev->name, DRV_NAME "%d", board_idx); /* hack */
- tulip_parse_eeprom(dev);
- strcpy(dev->name, "eth%d"); /* un-hack */
- }
-
- if ((tp->flags & ALWAYS_CHECK_MII) ||
- (tp->mtable && tp->mtable->has_mii) ||
- ( ! tp->mtable && (tp->flags & HAS_MII))) {
- if (tp->mtable && tp->mtable->has_mii) {
- for (i = 0; i < tp->mtable->leafcount; i++)
- if (tp->mtable->mleaf[i].media == 11) {
- tp->cur_index = i;
- tp->saved_if_port = dev->if_port;
- tulip_select_media(dev, 2);
- dev->if_port = tp->saved_if_port;
- break;
- }
- }
-
- /* Find the connected MII xcvrs.
- Doing this in open() would allow detecting external xcvrs
- later, but takes much time. */
- tulip_find_mii (dev, board_idx);
- }
-
- /* The Tulip-specific entries in the device structure. */
- dev->netdev_ops = &tulip_netdev_ops;
- dev->watchdog_timeo = TX_TIMEOUT;
-#ifdef CONFIG_TULIP_NAPI
- netif_napi_add(dev, &tp->napi, tulip_poll, 16);
-#endif
- SET_ETHTOOL_OPS(dev, &ops);
-
- if (register_netdev(dev))
- goto err_out_free_ring;
-
- pci_set_drvdata(pdev, dev);
-
- dev_info(&dev->dev,
-#ifdef CONFIG_TULIP_MMIO
- "%s rev %d at MMIO %#llx,%s %pM, IRQ %d\n",
-#else
- "%s rev %d at Port %#llx,%s %pM, IRQ %d\n",
-#endif
- chip_name, pdev->revision,
- (unsigned long long)pci_resource_start(pdev, TULIP_BAR),
- eeprom_missing ? " EEPROM not present," : "",
- dev->dev_addr, irq);
-
- if (tp->chip_id == PNIC2)
- tp->link_change = pnic2_lnk_change;
- else if (tp->flags & HAS_NWAY)
- tp->link_change = t21142_lnk_change;
- else if (tp->flags & HAS_PNICNWAY)
- tp->link_change = pnic_lnk_change;
-
- /* Reset the xcvr interface and turn on heartbeat. */
- switch (chip_idx) {
- case DC21140:
- case DM910X:
- default:
- if (tp->mtable)
- iowrite32(tp->mtable->csr12dir | 0x100, ioaddr + CSR12);
- break;
- case DC21142:
- if (tp->mii_cnt || tulip_media_cap[dev->if_port] & MediaIsMII) {
- iowrite32(csr6_mask_defstate, ioaddr + CSR6);
- iowrite32(0x0000, ioaddr + CSR13);
- iowrite32(0x0000, ioaddr + CSR14);
- iowrite32(csr6_mask_hdcap, ioaddr + CSR6);
- } else
- t21142_start_nway(dev);
- break;
- case PNIC2:
- /* just do a reset for sanity sake */
- iowrite32(0x0000, ioaddr + CSR13);
- iowrite32(0x0000, ioaddr + CSR14);
- break;
- case LC82C168:
- if ( ! tp->mii_cnt) {
- tp->nway = 1;
- tp->nwayset = 0;
- iowrite32(csr6_ttm | csr6_ca, ioaddr + CSR6);
- iowrite32(0x30, ioaddr + CSR12);
- iowrite32(0x0001F078, ioaddr + CSR6);
- iowrite32(0x0201F078, ioaddr + CSR6); /* Turn on autonegotiation. */
- }
- break;
- case MX98713:
- case COMPEX9881:
- iowrite32(0x00000000, ioaddr + CSR6);
- iowrite32(0x000711C0, ioaddr + CSR14); /* Turn on NWay. */
- iowrite32(0x00000001, ioaddr + CSR13);
- break;
- case MX98715:
- case MX98725:
- iowrite32(0x01a80000, ioaddr + CSR6);
- iowrite32(0xFFFFFFFF, ioaddr + CSR14);
- iowrite32(0x00001000, ioaddr + CSR12);
- break;
- case COMET:
- /* No initialization necessary. */
- break;
- }
-
- /* put the chip in snooze mode until opened */
- tulip_set_power_state (tp, 0, 1);
-
- return 0;
-
-err_out_free_ring:
- pci_free_consistent (pdev,
- sizeof (struct tulip_rx_desc) * RX_RING_SIZE +
- sizeof (struct tulip_tx_desc) * TX_RING_SIZE,
- tp->rx_ring, tp->rx_ring_dma);
-
-err_out_mtable:
- kfree (tp->mtable);
- pci_iounmap(pdev, ioaddr);
-
-err_out_free_res:
- pci_release_regions (pdev);
-
-err_out_free_netdev:
- free_netdev (dev);
- return -ENODEV;
-}
-
-
-/* set the registers according to the given wolopts */
-static void tulip_set_wolopts (struct pci_dev *pdev, u32 wolopts)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct tulip_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->base_addr;
-
- if (tp->flags & COMET_PM) {
-
- unsigned int tmp;
-
- tmp = ioread32(ioaddr + CSR18);
- tmp &= ~(comet_csr18_pmes_sticky | comet_csr18_apm_mode | comet_csr18_d3a);
- tmp |= comet_csr18_pm_mode;
- iowrite32(tmp, ioaddr + CSR18);
-
- /* Set the Wake-up Control/Status Register to the given WOL options*/
- tmp = ioread32(ioaddr + CSR13);
- tmp &= ~(comet_csr13_linkoffe | comet_csr13_linkone | comet_csr13_wfre | comet_csr13_lsce | comet_csr13_mpre);
- if (wolopts & WAKE_MAGIC)
- tmp |= comet_csr13_mpre;
- if (wolopts & WAKE_PHY)
- tmp |= comet_csr13_linkoffe | comet_csr13_linkone | comet_csr13_lsce;
- /* Clear the event flags */
- tmp |= comet_csr13_wfr | comet_csr13_mpr | comet_csr13_lsc;
- iowrite32(tmp, ioaddr + CSR13);
- }
-}
-
-#ifdef CONFIG_PM
-
-
-static int tulip_suspend (struct pci_dev *pdev, pm_message_t state)
-{
- pci_power_t pstate;
- struct net_device *dev = pci_get_drvdata(pdev);
- struct tulip_private *tp = netdev_priv(dev);
-
- if (!dev)
- return -EINVAL;
-
- if (!netif_running(dev))
- goto save_state;
-
- tulip_down(dev);
-
- netif_device_detach(dev);
- free_irq(dev->irq, dev);
-
-save_state:
- pci_save_state(pdev);
- pci_disable_device(pdev);
- pstate = pci_choose_state(pdev, state);
- if (state.event == PM_EVENT_SUSPEND && pstate != PCI_D0) {
- int rc;
-
- tulip_set_wolopts(pdev, tp->wolinfo.wolopts);
- rc = pci_enable_wake(pdev, pstate, tp->wolinfo.wolopts);
- if (rc)
- printk("tulip: pci_enable_wake failed (%d)\n", rc);
- }
- pci_set_power_state(pdev, pstate);
-
- return 0;
-}
-
-
-static int tulip_resume(struct pci_dev *pdev)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct tulip_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->base_addr;
- int retval;
- unsigned int tmp;
-
- if (!dev)
- return -EINVAL;
-
- pci_set_power_state(pdev, PCI_D0);
- pci_restore_state(pdev);
-
- if (!netif_running(dev))
- return 0;
-
- if ((retval = pci_enable_device(pdev))) {
- pr_err(PFX "pci_enable_device failed in resume\n");
- return retval;
- }
-
- if ((retval = request_irq(dev->irq, tulip_interrupt, IRQF_SHARED, dev->name, dev))) {
- pr_err(PFX "request_irq failed in resume\n");
- return retval;
- }
-
- if (tp->flags & COMET_PM) {
- pci_enable_wake(pdev, PCI_D3hot, 0);
- pci_enable_wake(pdev, PCI_D3cold, 0);
-
- /* Clear the PMES flag */
- tmp = ioread32(ioaddr + CSR20);
- tmp |= comet_csr20_pmes;
- iowrite32(tmp, ioaddr + CSR20);
-
- /* Disable all wake-up events */
- tulip_set_wolopts(pdev, 0);
- }
- netif_device_attach(dev);
-
- if (netif_running(dev))
- tulip_up(dev);
-
- return 0;
-}
-
-#endif /* CONFIG_PM */
-
-
-static void __devexit tulip_remove_one (struct pci_dev *pdev)
-{
- struct net_device *dev = pci_get_drvdata (pdev);
- struct tulip_private *tp;
-
- if (!dev)
- return;
-
- tp = netdev_priv(dev);
- unregister_netdev(dev);
- pci_free_consistent (pdev,
- sizeof (struct tulip_rx_desc) * RX_RING_SIZE +
- sizeof (struct tulip_tx_desc) * TX_RING_SIZE,
- tp->rx_ring, tp->rx_ring_dma);
- kfree (tp->mtable);
- pci_iounmap(pdev, tp->base_addr);
- free_netdev (dev);
- pci_release_regions (pdev);
- pci_set_drvdata (pdev, NULL);
-
- /* pci_power_off (pdev, -1); */
-}
-
-#ifdef CONFIG_NET_POLL_CONTROLLER
-/*
- * Polling 'interrupt' - used by things like netconsole to send skbs
- * without having to re-enable interrupts. It's not called while
- * the interrupt routine is executing.
- */
-
-static void poll_tulip (struct net_device *dev)
-{
- /* disable_irq here is not very nice, but with the lockless
- interrupt handler we have no other choice. */
- disable_irq(dev->irq);
- tulip_interrupt (dev->irq, dev);
- enable_irq(dev->irq);
-}
-#endif
-
-static struct pci_driver tulip_driver = {
- .name = DRV_NAME,
- .id_table = tulip_pci_tbl,
- .probe = tulip_init_one,
- .remove = __devexit_p(tulip_remove_one),
-#ifdef CONFIG_PM
- .suspend = tulip_suspend,
- .resume = tulip_resume,
-#endif /* CONFIG_PM */
-};
-
-
-static int __init tulip_init (void)
-{
-#ifdef MODULE
- pr_info("%s", version);
-#endif
-
- /* copy module parms into globals */
- tulip_rx_copybreak = rx_copybreak;
- tulip_max_interrupt_work = max_interrupt_work;
-
- /* probe for and init boards */
- return pci_register_driver(&tulip_driver);
-}
-
-
-static void __exit tulip_cleanup (void)
-{
- pci_unregister_driver (&tulip_driver);
-}
-
-
-module_init(tulip_init);
-module_exit(tulip_cleanup);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 13:40:47 +0000