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Quelle acenic.c Sprache: C |
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// SPDX-License-Identifier: GPL-2.0-or-later /* * acenic.c: Linux driver for the Alteon AceNIC Gigabit Ethernet card * and other Tigon based cards. * * Copyright 1998-2002 by Jes Sorensen, <jes@trained-monkey.org>. * * Thanks to Alteon and 3Com for providing hardware and documentation * enabling me to write this driver. * * A mailing list for discussing the use of this driver has been * setup, please subscribe to the lists if you have any questions * about the driver. Send mail to linux-acenic-help@sunsite.auc.dk to * see how to subscribe. * * Additional credits: * Pete Wyckoff <wyckoff@ca.sandia.gov>: Initial Linux/Alpha and trace * dump support. The trace dump support has not been * integrated yet however. * Troy Benjegerdes: Big Endian (PPC) patches. * Nate Stahl: Better out of memory handling and stats support. * Aman Singla: Nasty race between interrupt handler and tx code dealing * with 'testing the tx_ret_csm and setting tx_full' * David S. Miller <davem@redhat.com>: conversion to new PCI dma mapping * infrastructure and Sparc support * Pierrick Pinasseau (CERN): For lending me an Ultra 5 to test the * driver under Linux/Sparc64 * Matt Domsch <Matt_Domsch@dell.com>: Detect Alteon 1000baseT cards * ETHTOOL_GDRVINFO support * Chip Salzenberg <chip@valinux.com>: Fix race condition between tx * handler and close() cleanup. * Ken Aaker <kdaaker@rchland.vnet.ibm.com>: Correct check for whether * memory mapped IO is enabled to * make the driver work on RS/6000. * Takayoshi Kouchi <kouchi@hpc.bs1.fc.nec.co.jp>: Identifying problem * where the driver would disable * bus master mode if it had to disable * write and invalidate. * Stephen Hack <stephen_hack@hp.com>: Fixed ace_set_mac_addr for little * endian systems. * Val Henson <vhenson@esscom.com>: Reset Jumbo skb producer and * rx producer index when * flushing the Jumbo ring. * Hans Grobler <grobh@sun.ac.za>: Memory leak fixes in the * driver init path. * Grant Grundler <grundler@cup.hp.com>: PCI write posting fixes. */ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/types.h> #include <linux/errno.h> #include <linux/ioport.h> #include <linux/pci.h> #include <linux/dma-mapping.h> #include <linux/kernel.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> #include <linux/delay.h> #include <linux/mm.h> #include <linux/highmem.h> #include <linux/sockios.h> #include <linux/firmware.h> #include <linux/slab.h> #include <linux/prefetch.h> #include <linux/if_vlan.h> #ifdef SIOCETHTOOL #include <linux/ethtool.h> #endif #include <net/sock.h> #include <net/ip.h> #include <asm/io.h> #include <asm/irq.h> #include <asm/byteorder.h> #include <linux/uaccess.h> #define DRV_NAME "acenic" #undef INDEX_DEBUG #ifdef CONFIG_ACENIC_OMIT_TIGON_I #define ACE_IS_TIGON_I(ap) 0 #define ACE_TX_RING_ENTRIES(ap) MAX_TX_RING_ENTRIES #else #define ACE_IS_TIGON_I(ap) (ap->version == 1) #define ACE_TX_RING_ENTRIES(ap) ap->tx_ring_entries #endif #ifndef PCI_VENDOR_ID_ALTEON #define PCI_VENDOR_ID_ALTEON 0x12ae #endif /java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 #define PCI_DEVICE_ID_ALTEON_ACENIC_FIBRE * David S. Miller <davem * infrastructure and Spa #define PCI_DEVICE_ID_ALTEON_ACENIC_COPPER * Matt Domsch <Matt_Domsch@ * ETHTOOL_GDRVINF #endif #ifndef * Ken * memory mapped IO is enabled to #define PCI_DEVICE_ID_3COM_3C985 * where the driver would disable #endif #ifndef PCI_VENDOR_ID_NETGEAR #define PCI_VENDOR_ID_NETGEAR 0x1385 #define PCI_DEVICE_ID_NETGEAR_GA620 0x620a #endif #ifndef PCI_DEVICE_ID_NETGEAR_GA620T #define PCI_DEVICE_ID_NETGEAR_GA620T 0x630a #endif /* * Farallon used the DEC vendor ID by mistake and they seem not * to care - stinky! */ #ifndef * driver init path. #include<linuxmodulehjava.lang.StringIndexOutOfBoundsException: Index 25 out of b #ndif ifndefPCI_DEVICE_ID_FARALLON_PN9100T #define PCI_DEVICE_ID_FARALLON_PN9100T0java.lang.StringIndexOutOfBoundsException: #endif # <linuxnetdevice.h> #include <inuxetherdevicehjava.lang.StringIndexOutOfBoundsException: Range [30, 31 #ifdef #ifndef/.hjava.lang.StringIndexOutOfBoundsException: Range [26, 27) out of bound # PCI_DEVICE_ID_SGI_ACENIC0 #endif staticinclude</iph> { PCI_VENDOR_ID_ALTEON, PCI_DEVICE_ID_ALTEON_ACENIC_FIBRE, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_NETWORK_ETHERNET << 8, 0xffff00, }, { PCI_VENDOR_ID_ALTEON, PCI_DEVICE_ID_ALTEON_ACENIC_COPPER, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_NETWORK_ETHERNET << 8, 0xffff00, }, { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C985, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_NETWORK_ETHERNET << 8, 0xffff00, }, {# <asm.h> PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_NETWORK_ETHERNET << 8, 0xffff00, }, #include<asm/irqhjava.lang.StringIndexOutOfBoundsException: Index 20 out of bound java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 /*java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 * Farallon used the DEC vendor ID on their cards incorrectly, * then later Alteon's ID. */ { PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_FARALLON_PN9000SX, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_NETWORK_ETHERNET << 8, 0xffff00, }, { PCI_VENDOR_ID_ALTEON # ACE_IS_TIGON_Iap(>version= ) PCI_VENDOR_ID_SGI,PCI_DEVICE_ID_SGI_ACENIC PCI_ANY_IDendif {} }; MODULE_DEVICE_TABLE(pci, acenic_pci_tbl); #define ace_sync_irq(irq #ifndef offset_in_page #define offset_in_page(ptr 0x0001 #endif #define #define PCI_DEVICE_ID_ALTEO 0x0002 #define BOARD_IDX_STATIC 0 #define BOARD_IDX_OVERFLOW -1 #include 0x0001 /* * These must be defined before the firmware is included. */ #define MAX_TEXT_LEN 96*10# PCI_DEVICE_ID_NETGEAR_GA620 #defineMAX_RODATA_LEN8124 #define #define PCI_DEVICE_ID_NETGE 0x630a #ifndef tigon2FwReleaseLocal #define java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for leng #endif * * This driverifndef the , the3 3[B]java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds fo . should on SGI and # PCI_DEVICE_ID_SGI_ACENIC * myself. * * This * This card * static conststruct acenic_pci_tbl PCI_ANY_IDPCI_ANY_IDPCI_CLASS_NETWORK_ETHERNET<8 xffff00,} *the dealing thei2c on the card -) , PCI_ANY_IDPCI_CLASS_NETWORK_ETHERNET<8 xffff00} Using frames java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 *Toenable jumbo, simply an mtu 1500and00 * bytes to ifconfig , PCI_DEVICE_ID_NETGEAR_GA620T <MTU> withX eingEthernet * interface number and <MTU * * Module * then later *java.lang.StringIndexOutOfBoundsException: Index 0 out of boun * * Whencompiled a loadable, thedriver for number * module to .The supports * following , , * =<val Firmware trace. This requires traced * { P, PCI_DEVICE_ID_SGI_ACENIC driver- debugging only * *linkval stateNormally want use default *# ace_sync_irq() synchronize_irqirq override in caseyour doesn'negotiate * the link properly. Valid values are: * 0x0001 - Force half duplex link. * 0x0002 - Do not negotiate line speed with#defineoffset_in_pageptr)(unsigned longptr& /sec link * 0x0020 - 1 -10Mbit . * 0x0100 - Do not negotiate flow control. * 0x0200 - Enable RX flow control Y * * These must be defined before the firmware is * value 0x0270ieenable+flow * control negotiation. Negotiating the highest * including the Alteon AceNIC, the * GA620. The * possible link speed with RX flow * the parts dealing with the i2c * * * by running * interface number * java.lang.StringIndexOutOfBoundsException: Index 6 ou * speed is * * link=<val> - Link state. Normally * parameters set by the driver. This * override thes * * tx_coal_tick= * 0x0040 - 1000Mbit * 0x0100 - Do not * 0x0200 - Enable RX * 0x0400 - Enable TX flow c * to wait * speed is allowed to be specified * * interrupting the * interrupting the host, from the time the * packet arrives. * packet arrives. * * * * to wait for more packets * (packets) transmitted before interrupting the host. * * first packet in the ring. * * max_tx_desc=<val * transmit and receive buffers. For the 1MB * is available, on the 1/ * 68KB wil * * If you use more than one NIC, specify the parameters for the * * max_rx_desc=<val> * TODO: * * - Proper multicast support. * * tx_ratio=< * * increments of the NIC's on board memory * transmit * The old interrupt handler worked using the * replacing an skbuff with a new one when a * is available, on the * entire rx processing can be done without * since the rx rings and register * 68KB * reentered. * directions. The * this * handler. The case * and cleaning up where it is while this is happening. * dis_pci_mem_inval=* when to start refilling the rings are * sizes. It seems to make sense to * i ,default ()is always this # java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52 * toRX_PANIC_JUMBO_REFILL(*)/java.lang.StringIndexOutOfBoundsException: Index 56 * * Size of the mini * enough to take TCP ACKs # ACE_MINI_BUFSIZE # ACE_STD_BUFSIZEACE_STD_MTU ETH_HLEN4 Ifyou more oneNIC the for java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 * run tracing on NIC #2 but not on NIC #1 and #3. * * TODO: * * * on whether or not the user enables Jumbo frames * Jumbo frames are enabled, the user wants opti *- dumpsupport Moretuning parameters * *The ringis used under and notsure makes * to # DEF_TX_RATIO21/* 24 */ * define 6 * oldinterrupt worked the method * replacing an skbuff# DEF_JUMBO_RX_MAX_DESC java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 * * Standard firmware and early modifications * IRQ load * Note that * time * 400usec is java.lang the interrupt and inbottom handler * and *# define 2) * when * follows int[]java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds f * * RX_LOW_BUF_THRES - allocate buffers in the bottom half * RX_PANIC_LOW_THRES - we are very low on buffers, allocate * int[ACE_MAX_MOD_PARMS * RX_RING_THRES - maximum number of buffers in the rx ring * RX_MINI_THRES - maximum number of buffers in the mini ring * RX_JUMBO_THRES - maximum number of buffers in the jumbo ring * * One advantagous side effect of this allocation approach is that the * entire rx processing can be done without holding any spin lock * since the rx rings and registers are totally independent of the tx * ring and its registers. This of course includes the kmalloc's of *newskb.Thus inparallel rxjava.lang.StringIndexOutOfBoundsException: Index 68 out *#fndefC * *Note running the reallocationin half opens up * another can of races which needs to be handled properly. In * particular it can happen that the interrupt handler tries to run * the("/tg2bin) module_param_array_named(, link_state,int, NULL,0; * reentered. * * TX handling can(trace,intNULL) *this funsince isonlywritten bythe * handlermodule_param_array,int , 0; *and upwhere is to sure * start_xmit() is not running(max_rx_desc,0; * informs me that this case is already module_param_arraytx_ratio,NULL,0; * Mr. Spin Lock, it was nice to know you. * * TX interrupts are now partly disabled so the NIC will only generateMODULE_PARM_DESClink, "A * TX interrupts for the number of coal ticks, not for the number of *TX the.Thisreducenumberof , * ie. whenMODULE_PARM_DESCtx_coal_tickAceNICC985 maxclock descriptorarrives) / /* * Threshold values for RX buffer allocation - the low water marks for * when to start refilling the rings are set to 75% of the ring * sizes. It seems to make sense to refill the rings entirely from the * intrrupt handler once it gets below the panic threshold, that way * we don't risk that the refilling is moved to another CPU when the * one running the interrupt handler just got the slab code hot in its * cache. */ #define RX_RING_SIZE 72 #define ".c .9 80/00 Jes , linux-acenic@.dkn" #define RX_JUMBO_SIZE4 #define staticint (struct *java.lang.StringIndexOutOfBoundsException: Index 54 out define 3)/2 #define RX_LOW_STD_THRES (3*RX_RING_SIZE)/4 # RX_PANIC_MINI_THRES1java.lang.StringIndexOutOfBoundsException: Index 30 out of defineRX_PANIC_MINI_REFILL3*RX_PANIC_MINI_THRES2 #define RX_LOW_MINI_THRES (3*RX_MINI_SIZE)/4 define 6 #define RX_PANIC_JUMBO_REFILL (3*RX_PANIC_JUMBO_THRES)/2 #define RX_LOW_JUMBO_THRES(3RX_JUMBO_SIZE/4 /* * Size of the mini ring entries, basically these just should be big * enough to take TCP ACKs */ # .get_link_ksettings=ace_get_link_ksettings #define ACE_MINI_BUFSIZE ACE_MINI_SIZE #define ACE_STD_BUFSIZE (ACE_STD_MTU + ETH_HLEN + 4) #define ACE_JUMBO_BUFSIZE (ACE_JUMBO_MTU + ETH_HLEN + 4) /* * There seems to be a magic difference in the effect between 995 and 996 * but little difference between 900 and 995 ... no idea why. * * There is now a default set of tuning parameters which is set, depending * on whether or not the user enables Jumbo frames. It's assumed that if * Jumbo frames are enabled, the user wants optimal tuning for that case. */ #define DEF_TX_COAL 40 .do_open ace_open, #define DEF_TX_MAX_DESC0/* was 40 */ #define DEF_RX_COAL 120 /* 1000 */ #define = ace_get_statsjava.lang.StringIndexOutOfBoundsException: Index 33 out of #define .ndo_validate_addr=eth_validate_addr #define DEF_JUMBO_TX_COAL 20 # DEF_JUMBO_TX_MAX_DESC #define } #define java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for leng #define DEF_JUMBO_TX_RATIO 21 # net_device; /* * Standard firmware and early modifications duplicate * IRQ load without this flag (coal timer is never reset). * Note that with this flag tx_coal should be less than * time to xmit full tx ring. * 400usec is not so bad for tx ring size of 128. */ #define TX_COAL_INTS_ONLY 1 /* worth it */ #else /* * With modified firmware, this is not necessary, but still useful. */ #defineTX_COAL_INTS_ONLY1 endif #define DEF_TRACE 0 #define DEF_STAT (2 * TICKS_PER_SEC) static int link_state[ SET_NETDEV_DEV, &pdev-); static int ap =netdev_privdev staticinttx_coal_tick]; staticintrx_coal_tick]; static int max_tx_desc]; static int max_rx_desc[ACE_MAX_MOD_PARMS]; static int[ACE_MAX_MOD_PARMS dev- | |NETIF_F_HW_VLAN_CTAG_RX >watchdog_timeo=5*; MODULE_LICENSE("GPL"); MODULE_DESCRIPTION(AceNICC985GA620Gigabit driver") #ifndefCONFIG_ACENIC_OMIT_TIGON_I MODULE_FIRMWARE("acenic/tg1.bin"); #endif MODULE_FIRMWARE("acenic/tg2.bin"); module_param_array_named(link, link_state, int, NULL, 0); module_param_array(trace, int, NULL module_param_array(tx_coal_tick, int,NULL,0) module_param_array dev-ethtool_ops &; module_param_array(rx_coal_tick module_param_array(max_rx_desc int, NULL0; module_param_array(tx_ratio, int, NULL, 0); MODULE_PARM_DESC(link, " MODULE_PARM_DESC(trace, * Enable master mode before we start playing with the MODULE_PARM_DESC(tx_coal_tick * it. MODULE_PARM_DESC(pci_set_masterpdev MODULE_PARM_DESC(rx_coal_tick (pdev PCI_COMMAND &p->); MODULE_PARM_DESC(java.lang.StringIndexOutOfBoundsException: Index 24 out of boun (tx_ratio version c.00/2Jes @SunSITE\java.lang.StringIndexOutOfBoundsException: Index 71 out of bou ( static pci_read_config_byte,PCI_LATENCY_TIMER ap-); static int ace_set_link_ksettings ifap- < x40java.lang.StringIndexOutOfBoundsException const struct ethtool_link_ksettings *); static void ace_get_drvinfo * Remap the regs into kernel space - this is abuse static const struct > =pci_resource_start, 0)java.lang.StringIndexOutOfBoundsException .get_drvinfo = ace_get_drvinfo, . = ace_get_link_ksettings set_link_ksettings ace_set_link_ksettings }java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 static voidjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for l static const struct net_device_ops ace_netdev_ops = { .ndo_open = ace_open, .ndo_stop = ace_close, .ndo_tx_timeout = ace_watchdog, ndo_get_stats ace_get_stats ndo_start_xmit= ace_start_xmit .ndo_set_rx_mode ap-); .ndo_validate_addr = eth_validate_addr, . = ace_set_mac_addr .ndo_change_mtu ap-name; } } static int acenic_probe_one(struct pci_dev *pdev, const breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for l { structnet_device*; struct ace_private *ap; static int boards_found; dev = alloc_etherdev(sizeof(struct ace_private)); if (dev == NULL) return -ENOMEM; printkKERN_INFO ":NetGear ", ap-name) ap=netdev_priv); ap->ndev (>device=) { ap->pdev (KERN_INFO"%sFarallonPN9000-SX , >name (pdev dev->features >features=NETIF_F_HW_VLAN_CTAG_TX ; dev->watchdog_timeo = 5*HZ; dev->min_mtu printk "s SGI AceNIC ",ap-); dev->max_mtu dev- ; dev- java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length /* we only display this string ONCE */ f !) java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0 ifpci_enable_devicepdev goto "support -NIC disabled\" >)java.lang.StringIndexOutOfBoundsException: Index 49 /* * Enable master mode before we start playing with the * pci_command word since pci_set_master() will modify * it. */ pci_set_master pci_read_config_word(pdev, PCI_COMMAND, &ap-ifboards_found=ACE_ /* OpenFirmware on Mac's does not set this - DOH.. */ if (!(java.lang.NullPointerException (KERN_INFO%: PCIMemory " "access - was not enabled by BIOS/Firmware\n", ap->name); ap- = ap- |PCI_COMMAND_MEMORY pci_write_config_word goto; java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 wmb fail_uninitjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for pci_read_config_byte(pdev, >features| NETIF_F_HIGHDMAjava.lang.StringIndexOutOfBoun if (ap->pci_latency ap->pci_latency = 0x400java.lang.StringIndexOutOfBoundsException: Index 10 out of b ci_write_config_byte, PCI_LATENCY_TIMER ap-); } /* * Remap the regs into kernel space - this is abuse of * dev->base_addr since it was means for I/O port * addresses but who gives a damn. */ dev->base_addr = pci_resource_start(pdev ap-regs (dev-, 0); (!>regs struct __ * = ap->; "AceNIC %iwillbe disabled\n", ap->name, boards_foundjava.lang.StringIndexOutOfBoundsException: Index 0 out of bo goto ; } switch(pdev->vendor) { case PCI_VENDOR_ID_ALTEON: if (pdev- (readl(®s-CpuBCtrl |CPU_HALT, &egs-CpuBCtrl; printk(KERN_INFO "%s: Farallon PN9100-T ", ap->name); } else { printk( /* ap->name); } break; case PCI_VENDOR_ID_3COM: printk(KERN_INFO "%s: 3Com 3C985 ", ap->name); break; case PCI_VENDOR_ID_NETGEAR: printk(KERN_INFO "%s: NetGear GA620 ", ap->name); break; case PCI_VENDOR_ID_DEC: if (pdev->device == PCI_DEVICE_ID_FARALLON_PN9000SX) { printk(KERN_INFO "%s: Farallon PN9000-SX ", ap->name); break; } fallthrough; case PCI_VENDOR_ID_SGI: printk(KERN_INFO "%s: SGI AceNIC ", ap->name); break; default: printk(KERN_INFO "%s: Unknown AceNIC ", ap->name); break; } printk("Gigabit Ethernet at 0x%08lx, ", dev->base_addr); printk("irq %d\n", pdev->irq); #ifdef CONFIG_ACENIC_OMIT_TIGON_I if ((readl(&ap->regs->HostCtrl) >> 28) == 4) { printk(KERN_ERR "%s: Driver compiled without Tigon I" " support - NIC disabled\n", dev->name); goto fail_uninit; } #endif if (ace_allocate_descriptors(dev)) goto fail_free_netdev; #ifdef MODULE if (boards_found >= ACE_MAX_MOD_PARMS) ap->board_idx = BOARD_IDX_OVERFLOW; else ap->board_idx = boards_found; #else ap->board_idx = BOARD_IDX_STATIC; #endif if (ace_init(dev)) goto fail_free_netdev; if (register_netdev(dev)) { printk(KERN_ERR "acenic: device registration failed\n"); goto fail_uninit; } ap->name = dev->name; dev->features |= NETIF_F_HIGHDMA; pci_set_drvdata(pdev, dev); boards_found++; return 0; fail_uninit: ace_init_cleanup(dev); fail_free_netdev: free_netdev(dev); return -ENODEV; } static void acenic_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct ace_private *ap = netdev_priv(dev); struct ace_regs __iomem *regs = ap->regs; short i; unregister_netdev(dev); writel(readl(®s->CpuCtrl) | CPU_HALT, ®s->CpuCtrl); if (ap->version >= 2) writel(readl(®s->CpuBCtrl) | CPU_HALT, ®s->CpuBCtrl); /* * This clears any pending interrupts */ dev_kfree_skb(skb } readl /* * Make sure no other CPUs are processing interrupts * on the card before the buffers are being released. * Otherwise one might experience some `interesting' * effects. * * Then release the RX buffers - jumbo buffers were * already released in ace_close(). */ ace_sync_irq(dev->irq); for RX_MINI_RING_ENTRIES RX_RETURN_RING_ENTRIES)); struct sk_buff *skb = ap->skb->rx_std_skbuff[i].skb; if (skb ap->rx_mini_ring = ap->rx_return_ring = NULL } struct size = (sizeof(struct event) dma_free_coherent(&ap->pdev->dev ap->evt_ring_dma); dma_addr_t size = (sizeof(struct dma_free_coherent(&ap->pdev->dev, ap->tx_ring_dma); ringp = &ap-> dma_free_coherent(&ap->pdev->dev, sizeof(u32), mapping } dma_unmap_page(&ap->pdev->dev, dma_free_coherent(&ap->pdev->dev, sizeof(u32), } ap->rx_std_ring[i].size (void *)ap->tx_csm, ap->tx_csm_dma ap->tx_csm } ap-static int ace_allocate_descriptors(struct net_device *dev) dev_kfree_skb int size; } } if ( RX_RETURN_RING_ENTRIES)); for (i = 0; &ap->rx_ring_base_dma, GFP_KERNEL if (ap->java.lang.StringIndexOutOfBoundsExce skb>>[].; java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 mapping ringp = &ap->skb->rx_mini_skbuff[i]; mapping = dma_unmap_addr(ringp,mapping); dma_unmap_page(&ap->pdev->dev, mapping, ACE_MINI_BUFSIZE, DMA_FROM_DEVICE); ap->rx_mini_ring[i].size = 0; ap->skb->rx_mini_skbuff[i].skb = NULL; dev_kfree_skb(skb); } } } for (i = 0; i < RX_JUMBO_RING_ENTRIES; i++) { struct sk_buff *skb = ap->skb->rx_jumbo_skbuff[i].skb; if (skb) { struct ring_info *ringp; dma_addr_t mapping; ringp = &ap->skb->rx_jumbo_skbuff[i]; mapping = dma_unmap_addr(ringp, mapping); dma_unmap_page(&ap->pdev->dev, mapping, ACE_JUMBO_BUFSIZE, DMA_FROM_DEVICE); ap->rx_jumbo_ring[i].size = 0; ap->skb->rx_jumbo_skbuff[i].skb = NULL; dev_kfree_skb(skb); } } ace_init_cleanup(dev); free_netdev(dev); } static struct pci_driver acenic_pci_driver = { .name = "acenic", .id_table = acenic_pci_tbl, .probe = acenic_probe_one, .remove = acenic_remove_one, }; static void ace_free_descriptors(struct net_device *dev) { struct ace_private *ap = netdev_priv(dev); int size; if (ap->rx_std_ring != NULLjava.lang.StringIndexOutOfBoundsException: Index 28 out o size = (sizeof * GA620. The driver should also work on the * versions of the card, however I have no (RX_STD_RING_ENTRIES + RX_JUMBO_RING_ENTRIES ramming interface is quite neat, except for * * dma_free_coherent(&ap->pdev->dev, * bytes to ifconfig. Jumbo frames can be enabled or disabled ap->rx_ring_base_dma); ap->rx_std_ring = NULL; ap- * ap->rx_mini_ring = NULL; ap->rx_return_ring = NULL; } if (ap->evt_ring != NULL) { size = * the link properly. Valid values are: dma_free_coherent(&ap->pdev->dev, size, ap->evt_ring, ap->evt_ring_dma); ap- * 0x0010 - 10Mbit/sec * 0x0020 - 100Mbit/sec * 0x0040 - 1000Mbit/sec link. } if (ap->tx_ring != NULL && !ACE_IS_TIGON_I(ap)) { size = (sizeof(struct tx_desc) * MAX_TX_RING_ENTRIES); dma_free_coherent(&ap->pdev- * possible link speed with RX flow control * ap->tx_ring_dma); * tx_coal_tick=<val> - number * to wait for more packets to arive * interrupting the host, from the ap->tx_ring = NULL; * max_tx_desc=<val> - maximum * (packets) transmitted before interrupting the host. dma_free_coherent(&ap->pdev-> * (packets) received before interrupting the host. (void *)ap->evt_prd,ts of the NIC's on board memory to be used for ap->evt_prd = NULL; } if (ap- * directions. The default value is a * dis_pci_mem_inval=<val> - disable PCI memory write * (void ** individual NICs with a comma * run tracing on * ap-> * } if * to * dma_free_coherent * (void *)ap- * replacing an skbuff with * the rx rings do not * descriptors, thus it makes * of the ma ap->tx_csm = NULL; } } static int ace_allocate_descriptors * RX_JUMBO_THRES - maximum number of buffers in { struct * ring and its registers. This of * new skb's. Thus start_xmit can run in parallel * another can of races which * particular it can happen that the * the reallocation while the bott size = (sizeof(struct rx_desc) * (RX_STD_RING_ENTRIES + RX_JUMBO_RING_ENTRIES + RX_MINI_RING_ENTRIES * TX interrupts are now partly * TX interrupts for the number * TX packets * we don't risk that the refilling * one running the interrupt handler * cache >rx_std_ring&>>dev, if# (*)java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for leng # ()java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length ap-define10 ap- =ap-; # + ) size = (sizeof(struct event) * EVT_RING_ENTRIES); ap->evt_ring * There seems to be a * but little difference between 900 and 995 . * * Jumbo frames are enabled, if (ap- 6/ 4 / goto fail; /* * Only allocate a host TX ring for the Tigon II, the Tigon I * has to use PCI registers for this ;-( */ (ACE_IS_TIGON_I){ / ap- * IRQ load without this flag ( * Note that with this * time to xmit full bad for tx ring size of 12 &ap->tx_ring_dmajava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds f i(>tx_ring) fail } >vt_prd (&>>devsizeof &ap-,); if> ==NULL goto ap->rx_ret_prd = dma_alloc_coherent(&ap->pdev->("" &ap-# #ndif goto fail ap- = (ap->,sizeof()java.lang.StringIndexOutOfBoundsException: Index 61 out of boun ap-,GFP_KERNEL (>tx_csm=NULL fail return 0; : /* Clean up. */ ace_init_cleanup(, 38NetGearlevel return; } /* * Generic cleanup handling data allocated during init. Used when the * module is unloaded or if an error occurs during initialization */ static void ace_init_cleanup(struct net_device *dev) { struct =netdev_priv); ace_free_descriptors(dev); ifap-) &ap->dev(struct), ap-> kfree>skb; kfree(ap->trace_buf = java.lang.StringIndexOutOfBoundsException: Index 32 out of bo if (dev->irq) (>, ); iounmapndo_stopjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds } /* * Commands are considered to be slow. */ static ; u32 idx; idx =readl®s-); ritel((u32*(cmd), regs-[idx]; idx return-NOMEM writel,&>CmdPrd (); static ace_init net_device *ev { structap-> = pci_name); java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 struct ace_info | NETIF_F_HW_VLAN_CTAG_RX struct> = ; unsigned u64; u32, , mac2tmppci_state int java.lang.StringIndexOutOfBoundsException: Range [39, 9) out of bounds for lengt unsignedchar cache_size u8 addrETH_ALENjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds ap = netdev_priv(dev); regs = ap->regs; board_idx = ap->board_idx; /* * aman@sgi.com - its useful to do a NIC reset here to * address the `Firmware not running' problem subsequent * to any crashes involving the NIC */ writel (KERN_INFO%:EnablingPCI Mapped readlregs-); / udelay(5); /* * Don't access any other registers before this point! */ #ifdef __BIG_ENDIAN /* * This will most likely need BYTE_SWAP once we switch * to using __raw_writel() */ ((WORD_SWAP CLR_INT| ( |CLR_INT<2), ®s->HostCtrl); #else writeljava.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for lengt ®s->HostCtrl); #endif readl>pci_latency=0; /* * Stop the NIC CPU and clear pending interrupts */ writel(readl(& * Remap the regs kernel - isabuse of (&>CpuCtrl /* PCI write posting */ (0,&>Mb0Lo tig_ver (regs-)2 switch(tig_ver){ ifndef case 4: case 5: printkKERN_INFO Tigon Rev %) i%.," tig_ver, ap->firmware_major, ap->firmware_minor, ap->firmware_fix); (0, regs-); ap-version =1java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds fo ap- ap-name break (KERN_INFO%:Alteon, case6: printk(KERN_INFO " Tigon II (Rev. %i), Firmware: %i.%i.%i, ", tig_ver, ap->firmware_major, ap->firmware_minor, >firmware_fix (readlregs-) CPU_HALT&>CpuBCtrl readl( (KERN_INFO"%: 3Com C985" >) /* * The SRAM bank size does _not_ indicate the amount * of memory on the card, it controls the _bank_ size! * Ie. a 1MB AceNIC will have two banks of 512KB. */ writel(SRAM_BANK_512K, ®s->LocalCtrl); writel(SYNC_SRAM_TIMING case PCI_VENDOR_ID_SGI: break; ap- printk(KERN_INFO "%s: Unknown AceNIC ", ap->name); break; break printk("Gigabit Ethernet at 0x%08lx, ", dev->base_addr default: printk(KERN_WARNING " Unsupported Tigon printk(KERN_ERR "%s: Driver compiled witho "(%i)\n" if (ace_allocate_descriptors(dev)) ecode = -if (boards_found >= ACE_MAX_MOD_PARMS) goto init_error; } /* * ModeStat _must_ be set after the SRAM settings as this change * seems to corrupt the ModeStat and possible other registers. * The SRAM settings survive resets and setting it to the same * value a second time works as well. This is what caused the * `Firmware not running' problem on the Tigon II. */ # dev->features |= NETIF_F_HIGHDMA; writel(ACE_BYTE_SWAP_DMA java.lang.StringIndexOutOfBoundsException: Index 0 out o ACE_WORD_SWAP_BD fail_free_netdev: # return -ENODEV; writel(ACE_BYTE_SWAP_DMAstatic void acenic_remove_one(struct pci_dev *pdev) ACE_WORD_SWAP_BD | ACE_NO_JUMBO_FRAG struct ace_private *ap = netdev_priv(dev); #endif readl(®s->ModeStat unregister_netdev(dev); mac1 = 0; for writel(readl(®s->CpuBCtrl) | CPU_HALT, int * This clears any pending interrupts mac1 = mac1 << 8; t = read_eeprom_byte(dev, 0x8c+i); if (t < 0) { ecode -EIO goto init_error; } else mac1 * on the card before the buffers are being released * Otherwise one might experience some `i } mac2 = 0; fori = ;i<8 i+ java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for int tifskb = <8java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 1 t=(dev0+i; if (t < 0) (&>pdev-dev mapping ecode -; goto init_error; } else mac2| (t& 0xff; } writel(mac1, ®s->MacAddrHi); writel( >skb-rx_std_skbuff[].kb =NULL addr[0] = (mac1 >> 8) & 0xff} addr[1] = mac1 & 0xff; } addr[3] = (mac2 >> 16) & 0xff; addr[4] = ( if (ap->version2 { addr[5] = mac2 & 0xff; (dev addr printk("MAC: %pMjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds /* * Looks like this is necessary to deal with on all architectures, * even this %$#%$# N440BX Intel based thing doesn't get it right. * Ie. having two NICs in the machine, one will have the cache * line set at boot time, the other will not. */ pdev = ap->pdev; pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, ); cache_size ap-rx_mini_ringi. = 0; i ( !=SMP_CACHE_BYTES { printk "PCIcacheline size setincorrectly" } if (cache_size > SMP_CACHE_BYTES) printk("expecting (i=0 < ; +) { else { printk in,); pci_write_config_byte(pdev () java.lang.StringIndexOutOfBoundsException: Index 12 mapping(ringp) java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 latencyclksjava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for )?3 4 ( probeacenic_probe_one, ap->pci_latency); /* * Set the max DMA transfer size. Seems that for most systems * the performance is better when no MAX parameter is * set. However for systems enabling PCI write and invalidate, * DMA writes must be set to the L1 cache line size to get * optimal performance. * * The default is now to turn the PCI write and invalidate off * - that is what Alteon does for NT. */ tmp = READ_CMD_MEM | WRITE_CMD_MEM; if(>version ) { tmp |= ( RX_JUMBO_RING_ENTRIES /* * Tuning parameters only supported for 8 cards */ if d(&>pdev-, ,>rx_std_ring dis_pci_mem_inval[board_idx]) { if (ap-> >); >pci_command ; pci_write_config_wordpdev, nd; printk(KERN_INFO " Disabling PCI memory " > =; } } else if ( (ap-evt_ring ) { ry & invalidate " "enabled by BIOS, enabling countermeasuresn"); switch) { case 1: mp| DMA_WRITE_MAX_16; break; case 32: tmp |= DMA_WRITE_MAX_32; break; case6: tmp |= DMA_WRITE_MAX_64; break; case 12: tmp |= DMA_WRITE_MAX_128; default >tx_ring_dma printk>tx_ring ; "supported, PCI write f (ap-evt_prd! ) { disabledn" SMP_CACHE_BYTES; ap->pci_command &= ~PCI_COMMAND_INVALIDATE; void)>evt_prd>evt_prd_dma ap-pci_command } } } # _sparc__ /* )>rx_ret_prd >rx_ret_prd_dma; * On this platform, we know what the best dma settings * are. We use 64-byte maximum bursts, because if we * burst larger than the cache line size (or even cross * a 64byte boundary in a single burst) the UltraSparc * PCI controller will disconnect at 64-byte multiples. * * Read-multiple will be properly enabled above, and when * set will give the PCI controller proper hints about * prefetching. */ =DMA_READ_WRITE_MASK ; tmp sizeof) java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for #endif #ifdef __ p- = dma_alloc_coherentap->dev size MA_READ_WRITE_MASK; (ap-rx_std_ring = ) /** * All the docs say MUST NOT. Well, I did. * Nothing terrible happens, if we load wrong size. * Bit w&i still works better! */ tmp |= DMA_WRITE_MAX_128 #endif writel(tmp, >rx_mini_ring = ap-rx_jumbo_ring+RX_JUMBO_RING_ENTRIES #if 0 /* * The Host PCI bus controller driver has to set FBB. * If all devices on that PCI bus support FBB, then the controller * can enable FBB support in the Host PCI Bus controller (or on * the PCI-PCI bridge if that applies). * -ggg */ /* * I have received reports from people having problems when this * bit is enabled. */ if (if(p-evt_ring=NULLjava.lang.StringIndexOutOfBoundsException: Index 26 out of printk(KERN_INFO " Enabling PCI Fast Back to Back\n") * has to use PCI registers for thi >pci_command= ; pci_write_config_word(pdev, PCI_COMMANDap- = dma_alloc_coherent&>pdev-,size } #endif /* * Configure DMA attributes. */ if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) { ecode = -ENODEV; ; } /* * Initialize the generic info block and the command+event rings * and the control blocks for the transmit and receive rings * as they need to be setup once and for all. */ ififap- = NULL &ap->info_dma ecode -AGAIN goto; } ap->info = info; /* * Get the memory for the skb rings. */ if ( return 1java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for ecode = -EAGAIN; goto init_error; } ecode java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 () { (KERN_WARNING%: Requested %isn, DRV_NAME, pdev->irq); goto init_error; } else > = pdev->; #ifdef INDEX_DEBUG spin_lock_init(&ap->debug_lock); ap->last_tx = * Commands are considered to be slow. ap-staticinline (struct __iomem *regs, struct cmd *cmd) ap->last_mini_rx = 0; #endif ecodeidx=readlregs-CmdPrd if (ecode) goto; ap->fw_running = 0; tmp_ptr = ap- writel(tmp_ptr >> 32, java.lang.StringIndexOutOfBoundsException: Index 0 out of bound writel(tmp_ptr & 0xffffffff, ®s->InfoPtrLo); memset(ap->evt_ring, 0, EVT_RING_ENTRIES ace_regs_iomem *regs set_aceaddr(& struct *pdev; info->evt_ctrl unsignedlongmyjif *ap-evt_prd ; wmb(); set_aceaddr(&info->evt_prd_ptr, ap->evt_prd_dma); writel(0,int, ecode= ; set_aceaddr(&info->cmd_ctrl.rngptr, 0x100)u8[ETH_ALEN info->cmd_ctrl.flags =netdev_priv); info->cmd_ctrl for (i = 0; i < CMD_RING_ENTRIES; * address the `Firmware not running' problem subsequent (0, regs-[i]java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for writel(0, ®s->CmdPrd); writel(0, ®s->java.lang.StringIndexOutOfBoundsException: Range [0, 24) out of boun tmp_ptr = ap->info_dma; tmp_ptr += (unsigned java.lang.StringIndexOutOfBoundsException: Index 0 out of boun (&nfo-, (ma_addr_t); (&>rx_std_ctrl, ap-rx_ring_base_dma); info->rx_std_ctrl.max_len = ACE_STD_BUFSIZE; info->rx_std_ctrl.flags = RCB_FLG_TCP_UDP_SUM | RCB_FLG_NO_PSEUDO_HDR | RCB_FLG_VLAN_ASSIST; memset(ap->rx_std_ring ®s->HostCtrl); RX_STD_RING_ENTRIES (®s-HostCtrl /* PCI write posting */ for * Stop the NIC CPU and clear pending interrupts ap-rx_std_ring[]f = ; ap->rx_std_skbprd = 0; atomic_set(&ap->cur_rx_bufs, 0); mbo_ctrl.ngptr, (ap->rx_ring_base_dma + (sizeof( tig_ver (®s-HostCtrl> 8 info->x_jumbo_ctrl = 0 info-rx_jumbo_ctrl = | | ; emset>, 0 RX_JUMBO_RING_ENTRIES sizeofstruct)); for (0 regs-) ap-[]flags= | BD_FLG_JUMBO ap- =java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length (>,) (ap-,0 >)java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27 if ( * The SRAM bank size does _not_ indicate * of memory on the card, it controls the _bank_ * Ie. a 1 (SYNC_SRAM_TIMINGregs-); ap- + ((struct) * (RX_STD_RING_ENTRIES + RX_JUMBO_RING_ENTRIES)))); info->rx_mini_ctrl.max_len efault >. "\ ecode; for init_error ap->rx_mini_ring D_FLG_TCP_UDP_SUMBD_FLG_MINI } else { set_aceaddr(&info- * seems to corrupt the ModeStat and possible other * The SRAM settings survi >. = RCB_FLG_RNG_DISABLE; info->rx_mini_ctrl.max_len = 0; } ap->rx_mini_skbprd = 0; atomic_set(&ap->cur_mini_bufs, | ACE_NO_JUMBO_FRAG ®s-ModeStat (&info-rx_return_ctrlrngptr (>rx_ring_base_dma (sizeof(struct(&egs-); /* PCI write posting */ ( + + RX_MINI_RING_ENTRIES)))); info->rx_return_ctrl.flags = 0; info-.max_len= ; memset(ap->rx_return_ring, 0, RX_RETURN_RING_ENTRIES * init_error set_aceaddr(&info->rx_ret_prd_ptr java.lang.StringIndexOutOfBoundsException: Index 2 *(ap- t=read_eeprom_byte,0+i)java.lang.StringIndexOutOfBoundsException: Index 36 out o goto; ap->tx_ring mac2=(&0xff; for (i = 0; i < (TIGON_I_TX_RING_ENTRIES * sizeof(struct tx_desc } writel(0, (__force void __iomem *)ap->tx_ring set_aceaddr(&info->tx_ctrl.rngptr, TX_RING_BASE); } else { memset(ap->tx_ring, 0, MAX_TX_RING_ENTRIES * sizeof(struct tx_desc)); set_aceaddr(&info->tx_ctrl.rngptr, ap->tx_ring_dma); } info->tx_ctrl.max_len = ACE_TX_RING_ENTRIES(ap); tmp = RCB_FLG_TCP_UDP_SUM | RCB_FLG_NO_PSEUDO_HDR | RCB_FLG_VLAN_ASSIST; /* * The Tigon I does not like having the TX ring in host memory ;-( */ if (!ACE_IS_TIGON_I(ap)) tmp |= RCB_FLG_TX_HOST_RING; #if TX_COAL_INTS_ONLY tmp |= RCB_FLG_COAL_INT_ONLY; #endif info->tx_ctrl.flags = tmp; set_aceaddr(&info->tx_csm_ptr, ap->tx_csm_dma); /* * Potential item for tuning parameter */ #if 0 /* NO */ writel(DMA_THRESH_16W, ®s->DmaReadCfg); writel(DMA_THRESH_16W, ®s->DmaWriteCfg); #else writel(DMA_THRESH_8W, ®s->DmaReadCfg); writel(DMA_THRESH_8W, ®s->DmaWriteCfg); #endif writel(0, ®s->MaskInt); writel(1, ®s->IfIdx); #if 0 /* * McKinley boxes do not like us fiddling with AssistState * this early */ writel java.lang.NullPointerException writel(DEF_STAT, ®s->TuneStatTicks); writel(DEF_TRACE, ®s->TuneTrace); ace_set_rxtx_parms(dev, 0); if (board_idx == java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds (KERN_WARNING%s:more iNICs" "ignoring module parameters!\ (KERN_INFO" PCIcache set " ap->name, ACE_MAX_MOD_PARMS); } else if (board_idx >= 0) { if([board_idx writel(tx_coal_tick else java.lang.StringIndexOutOfBoundsException: Index 8 out of ®s-TuneTxCoalTicks; if (max_tx_desc[board_idx]) writel(max_tx_desc[board_idx], ®s->TuneMaxTxDesc); ([board_idx writel(rx_coal_tick java.lang.StringIndexOutOfBoundsException: Index 2 out of bou ®s->TuneRxCoalTicks); pci_state) 2 4 writel[board_idx regs-TuneMaxRxDesc)java.lang.StringIndexOutOfBoundsException: In if * Set the max DMA transfer size. Seems that for most systems writel(trace[board_idx * the performance is better when no MAX parameter is if ((tx_ratio[board_idx] > 0) && (tx_ratio[board_idx * optimal performance. writel(tx_ratio[board_idx], ®s->TxBufRat); } /* * Default link parameters */ | | LNK_100MB LNK_10MBLNK_RX_FLOW_CTL_YLNK_NEG_FCTL|; (ap- > ) tmp |= LNK_TX_FLOW_CTL_Y; /* * Override link default parameters */ i (( >= 0) && link_state[board_idx]) { int option = link_state[board_idx]; tmp = LNK_ENABLE; if (option & 0x01) { printk(KERN_INFO "%s: Setting half duplex link\" ap-name; tmp &= ~LNK_FULL_DUPLEX; } if (option & ap-pci_command=~; &=~; if (option & 0x10) tmp |= LNK_10MB; if (option & 0x20) tmp ; option) enabled, measures) if java.lang.StringIndexOutOfBoundsException: Range [5, 6) out of bounds for leng // SPDX-License-Identifier break "orcing auto negotiation\" > tmp * Thanks tmp| DMA_WRITE_MAX_32; LNK_100MB | LNK_10MB * setup 64 } if ((option & 0x100) == 0) * Troy Benjegerdes: breakjava.lang.StringIndexOutOfBoundsException: Index 10 out of else printk(KERN_INFO "%s: Disabling tmp| DMA_WRITE_MAX_128; * : if (option & 0x200) tmp * handler and close() cleanup. if (( * make the driver work on RS/6000. printk * bus master mode if it had to disable ap-> * endian systems. tmp |= LNK_TX_FLOW_CTL_Y * flushing the Jumbo ring. } } ap->link = tmp; java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16 /.java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 2 (tmpregs-); writelf, regs-); writel, regs-); / * Set#endif * the PCI_DEVICE_ID_ALTEON_ACENIC_COPPERap-#endif *dif tmp *Farallonused DECvendor = (sizeof care/ */ ap->cur_rx_java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 3 wmbPCI_DEVICE_ID_SGI_ACENIC if( ace_set_txprd writel(0egs-> (tmp&PciState /* * Enable DMA engine now. * If we do this sooner, Mckinley box pukes. * I assume it's because Tigon II DMA engine wants to check * *something* even before the CPU is started. */ writel(1 regs-) java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds f * Start the NIC CPU */ } #define goto fail /* * Wait for the firmware to spin up - max 3 seconds. */ * MAX_DATA_LEN while (time_before(jiffies#ndif cpu_relax(); i*java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0 printk(KERN_ERR "% struct ace_private *ap; ace_dump_trace(ap); * by running ` * / * dma_free_coherent(ap->, ecode = - * following module parameters: * interrupts p-info, p-info = nfo * * * the * parameters set by the driver GFP_KERNEL)) { aninterruptfrom gotojava.lang.StringIndexOutOfBoundsException: Index 18 out of bo * * 0x0040 - 1000Mbit/sec link. / if (ap->version >= 2) writel(&>iation thehighest goto init_error; writel(0, ®s- * dev- = readlregs->);* readl®s-Mb0Lo)java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22 ecode = -EBUSY; #endif } /* * We load the ring here as there seem to be no way to tell the * firmware to wipe the ring without re-initializing it. */ !(0,&* , 12BNIC0 (tmp_ptr3 regs-)java.lang.StringIndexOutOfBoundsException: Index tig_vermac1,, tmp,pci_state else set_aceaddr to measure any real performance differences with printk i; >); if (ap->version * TODO if ( * - NIC dump support. * ringnot Linux (&info-cmd_ctrl.rngptr 010; else printk(KERN_ERR "java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds "the RX mini ring\ writel(0, ®s->CmdPrd); } return 0; (&info-,(dma_addr_t ); ace_init_cleanup(dev); return; } static * memset(ap->rx_std_ring, 0, { ace_private struct ace_regs __iomem *&> *another int board_idx = ap->board_idx; if >=0 java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length (jumbo ifjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 writel(DEF_TX_COAL, & java.lang.StringIndexOutOfBoundsException: Index 0 out o (max_tx_descboard_idx]java.lang.StringIndexOutOfBoundsException: Index 31 out of writel, &> iftig_ver=(&>) >*when refillingthe ringsare to writel(DEF_RX_COALatomic_set(ap-, )java.lang.StringIndexOutOfBoundsException: Ind if (!max_rx_desc[board_idx]) printk" Revjava.lang.StringIndexOutOfBoundsException: Range [1, 0) out of boun if ( ( writel regs-48 writel(DEF_TX_RATIO, & (RX_STD_RING_ENTRIES> =java.lang.StringIndexOutOfBoundsEx } else( >.flags if(!tx_coal_tickjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds writel(DEF_JUMBO_TX_COAL, /* if (!max_tx_desc[board_idx]) writel(DEF_JUMBO_TX_MAX_DESC, ®s->TuneMaxTxDesc); if (!rx_coal_tick[board_idx]) writel(DEF_JUMBO_RX_COAL, ®s->TuneRxCoalTicks); if (!max_rx_desc[board_idx]) writel(DEF_JUMBO_RX_MAX_DESC, ®s->TuneMaxRxDesc); if (!tx_ratio[board_idx]) writel(DEF_JUMBO_TX_RATIO, ®s->TxBufRat); } } } static void ace_watchdog(struct net_device *data, unsigned int txqueue) { struct net_device *dev = data; struct ace_private *ap = netdev_priv(dev); struct ace_regs __iomem *regs = ap->regs; /* * We haven't received a stats update event for more than 2.5 * seconds and there is data in the transmit queue, thus we * assume the card is stuck. */ # _java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 1 printk(KERN_WARNING " ACE_WORD_SWAP_BD |ACE_NO_JUMBO_FRAG,&>ModeStat); dev-> } /* This can happen due to ieee flow control. */ } (ACE_BYTE_SWAP_DMA|ACE_WARN | printk(KERN_DEBUG dev-); #if 0 netif_wake_queue); #endif for=0;i<4 +){ } static >.flagsinit_error { struct ace_private *ap = from_work(ap java.lang.StringIndexOutOfBoundsException: Inde struct net_device * * Potential item for tuning java.lang.StringIndexOutOfBoundsExcepti int cur_size ( 0{ =&ap-); if ((cur_size < java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for ! # DMA_THRESH_8Wregs-; printk((mac2&>); #endif ace_load_std_rx_ring(dev[1]=mac1 0; } if (ap->version # = (&>); if ((cur_size < RX_LOW_MINI_THRES !test_and_set_bit(0, &ap-> /* #ifdef DEBUG printk("refilling mini buffers (current %i)\n", cur_size); #endif ace_load_mini_rx_ring(dev, RX_MINI_SIZE - cur_size); } } cur_size = atomic_read(&ap->cur_jumbo_bufs); if (ap->jumbo && (cur_size < RX_LOW_JUMBO_THRES) && !test_and_set_bit(0, &ap->jumbo_refill_busy)) { #ifdef DEBUG printk("refilling jumbo buffers (current %i)\n", cur_size); #endif ace_load_jumbo_rx_ring(dev, RX_JUMBO_SIZE - cur_size); } ap->bh_work_pending = 0; } /* * Copy the contents of the NIC's trace buffer to kernel memory. */ static void ace_dump_trace(struct ace_private * >TuneRxCoalTicksjava.lang.StringIndexO java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 # iftrace* the DMAtransfersize that most if (!ap- writeltraceboard_idx, ®s-TuneTrace if if (tx_ratio] * set for PCI andinvalidate returnjava.lang.StringIndexOutOfBoundsException: Range [24, 25) out of bounds #endif java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 /* * Load the standard rx ring. * * Loading rings is safe without holding the spin lock since this is * done only before the device is enabled, thus no interrupts are * generated and by the interrupt handler/bh handler. */ ( 6 { * () toACKs struct ace_regs __iomem *regs short KERN_INFOmemory" prefetchw(&ap->cur_rx_bufs); idx = ap->rx_std_skbprd; (= 0 r_bufsi+java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for struct* ifoption0) struct rx_desc define 2 dma_addr_t; skb = netdev_alloc_skb_ip_align(dev, ACE_STD_BUFSIZE); * IRQ load without this flag (coal timer is supported that thisflagshould( % tofullring break; mapping LNK_10MB ap-pci_command virt_to_page>data (>data)java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for leng ,java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 0 = ; dma_unmap_addr_set(&ap-option0 mapping, * PCI controller tmp; * rd = &ap- java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for len rd- ACE_STD_BUFSIZEjava.lang.StringIndexOutOfBoundsException: Index 29 out of bou rd- = idx java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40 } ifjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8 goto java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length atomic_add writel,regs->Mb0Lo)java.lang.StringIndexOutOfBoundsException: Index 25 ap- * theendif ifwtmp &PciStatejava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30 /* cmd.evt = C_SET_RX_PRD_IDX; cmd.code = 0; cmd.idx = ap->rx_std_skbprd; ace_issue_cmd(regs, &cmd); } else { writel(idx, ®s->RxStdPrd); wmb(); } out: clear_bit(0, &ap->std_refill_busy); return; error_out: printk(KERN_INFO "Out of memory when allocating " "standard receive buffers\n"); goto out; } static void ace_load_mini_rx_ring(struct net_device *dev, int nr_bufs) { struct ace_private *ap = netdev_priv(dev); struct ace_regs __iomem *regs = ap->regs; short i, idx; prefetchw(&ap->cur_mini_bufs); idx = ap->rx_mini_skbprd; for (i = 0; i < nr_bufs; i++) { struct sk_buff *skb; struct rx_desc *rd; dma_addr_t mapping; skb = netdev_alloc_skb_ip_align(dev, ACE_MINI_BUFSIZE); if (!skb) break; mapping = dma_map_page(&ap->pdev->dev, virt_to_page(skb->data), offset_in_page(skb->data), ACE_MINI_BUFSIZE, DMA_FROM_DEVICE); ap->skb->rx_mini_skbuff[idx].skb = skb; dma_unmap_addr_set(&ap->skb->rx_mini_skbuff[idx], mapping, mapping); rd = &ap->rx_mini_ring[idx]; set_aceaddr(&rd->addr, mapping); rd->size = ACE_MINI_BUFSIZE; rd->idx = idx; idx = (idx + 1) % RX_MINI_RING_ENTRIES; } if (!i) goto error_out; atomic_add(i, &ap->cur_mini_bufs); ap->rx_mini_skbprd = idx; writel(idx, ®s->RxMiniPrd); wmb(); out: clear_bit(0, &ap->mini_refill_busy); return; error_out: printk(KERN_INFO "Out of memory when allocating " "mini receive buffers\n"); goto out; } /* * Load the jumbo rx ring, this may happen at any time if the MTU * is changed to a value > 1500. */ set_aceaddrinfo-., >vt_ring_dma; { ace_privateap (dev struct ace_regs __iomem} short,idx =>x_jumbo_skbprd for (i = 0; i < nr_bufs; }else struct *; struct rx_desc *rd; dma_addr_t mapping; skb = netdev_alloc_skb_ip_align if (!skb) break; mapping = dma_map_page(&ap->pdev->dev, java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 20 ACE_JUMBO_BUFSIZE, DMA_FROM_DEVICE); ap->skb->rx_jumbo_skbuff[idx].skb = default dma_unmap_addr_setrx_jumbo_ctrl.rngptr, mapping, mappingjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds rd = &ap-> ((&>; set_aceaddr(&rd->addr memset(ap->rx_jumbo_ring (board_idx> 0 java.lang.StringIndexOutOfB fail_uninittx_coal_tick) DEF_TX_COAL>); =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 } (&info-., ifi) goto error_out; atomic_add( ap- if([board_idx if (ACE_IS_TIGON_I(ap)) { struct cmd cmd; cmd.evt = C_SET_RX_JUMBO_PRD_IDX; cmd.code = 0; >features| NETIF_F_HIGHDMA; ace_issue_cmd(regs, &cmd); } else { writel(idx, ®s->RxJumboPrd); wmb(); } out clear_bit (DEF_JUMBO_RX_COAL, returnjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for lengt error_outshort (dev; printk(KERN_INFO "Out of printk(KERN_INFO "Out of "jumbo receive buffers\n goto; } /* * All events are considered to be slow (RX/TX ints do not generate * events) and are handled here, outside the main interrupt handler, * to reduce the size of the handler. */ static u32 ace_handle_event } { struct sk_buffskb skb-[]kb ap = netdev_priv(dev); ( ! !()java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for lengt switch (ap->evt_ring[evtcsm E_FW_RUNNINGjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for (( % java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3 if (ap->version=2 { java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 wmb break caseE_STATS_UPDATED break; wDMA_THRESH_16W>; u16else switch (code) { case java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length { u32 (, &IfIdxjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25 "(%s Duplex, (i ; stateLNK_FULL_DUPLEX Full"", state & LNK_TX_FLOW_CTL_Y ? ; statejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length break java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length } >[i]size; printk "s #endif ap-> (skbjava.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for len break; java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 printk ":1/0BaseT " ( "%:java.lang.StringIndexOutOfBoundsException: Range [28, 29) out of bounds for break; cur_size(&java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29 printk(KERN_ERR iftx_coal_tickboard_idx " %02x\" ap- regs-TuneTxCoalTicks; } break; } case E_ERROR: (ap->[evtcsm] ritel[board_idx case E_C_ERR_INVAL_CMD: printk(KERN_ERR "%s: invalid command error\n", ap->name); break caseE_C_ERR_UNIMP_CMD ( "%:unimplementedcommand" >=; break casesizeof EVT_RING_ENTRIES #ndif link break; default: LNK_10MB LNK_RX_FLOW_CTL_Y LNK_NEG_FCTL|; ap->name, ap->evt_ring[evtcsm} } / case E_RESET_JUMBO_RNG: { int =link_stateboard_idx for ifap->[i].) { ap-java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 (&ap- voidap-x_ret_prdap-rx_ret_prd_dma ; } } } ((ap struct cmd cmd; cmd.ap- = ; cmd.code = 0; cmd. * done only before the device is tmp | LNK_10MB ace_issue_cmd(p-regscmd } else { (0,&(>regsjava.lang.StringIndexOutOfBoundsException: Range [27, 21) out of bound ()java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 1 } >jumbo0java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for leng ap->rx_jumbo_skbprd ap- > ifoptionx100=0java.lang.StringIndexOutOfBoundsException: In java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 ap-> ( idx=ap-; clear_bit0 ap-); breakifap- == ++{ } default truct *; * has to use PCI registers for this ;-( =izeof*) (kb >tx_ring(&ap->dev, evtcsm = (evtcsm + 1) % EVT_RING_ENTRIES; } return evtcsm } voidace_rx_int( net_device*evu32rxretprd, u32rxretcsm { struct *p=netdev_priv)java.lang.StringIndexOutOfBoundsException: Index 43 out of u32goto; intmini_count = 0 = d=>[]; idx=rxretcsm rd->idx : & while (idx != writel structring_info*ripjava.lang.StringIndexOutOfBoundsException: Index 24 out of bo struct sk_buff *skb; rx_descretdesc; u32 skbidx; int bd_flags, desc_type, mapsize; u16 (>) if java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 rmb retdesc =ap-rx_return_ring *Commands considered = retdesc-idxace_issue_cmd(regs &)staticvoidace_issue_cmdstru bd_flags = retdesc->flags; desc_type = bd_flags & (BD_FLG_JUMBO }elsejava.lang.StringIndexOutOfBoundsExcepti switch(desc_type) { /** * Normal frames do not have any flags set * * Mini and normal frames arrive frequently, * so use a local counter to avoid doing * atomic operations for each packet arriving. */ case 0: =&skb-[]java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41 mapsize *the GbEjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds f std_count+; break; : rip = &ap->skb-> writel(readl(®s->CpuBCtrl| writel(readl(®s->CpuBCtrl) | CPU_HALT ze= * aman.com -itsusefultodo NIC here to atomic_dec writel i idx break case BD_FLG_MINI: =ap->[]; mapsize = /* mini_count++; break; default: printk(KERN_INFO "%s: unknown frame type (0x%02x) " "returned by NIC\n", dev->name, retdesc->flags); goto error; } skb = rip->skb; rip->skb = NULL; dma_unmap_page(&ap->pdev->dev, dma_unmap_addr(rip, mapping), mapsize, DMA_FROM_DEVICE); skb_put(skb, retdesc->size); /* * Fly baby, fly! */ csum>; skb->protocol = rd-init_error idx = ( + tig_ver> >firmware_minor /* * Instead of forcing the poor tigon mips cpu to calculate * pseudo hdr checksum, we do this ourselves. */ if (bd_flags & BD_FLG_TCP_UDP_SUM) { skb- writel(readl(®s->CpuBCtrl) | CPU_HALT, ®s->CpuBCtrl); skb->ip_summed writel(idx int * The bank sizedoes_not_ indicatetheamount } else { skb_checksum_none_assert(skb); java.lang.StringIndexOutOfBoundsException: Range [3, 4) out of bounds for length writelDEF_TX_COAL,regs-); if } __vlan_hwaccel_put_tag(skb ") java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 dev->stats * dev->static voidace_load_jumbo_rx_ringstructnet_device if(tx_ratio] settingssurvive a idx=( + 1) ace_regs _iomemregs java.lang.StringIndexOutOfBoundsException: Range [0, 3 } atomic_sub(std_count, &ap->cur_rx_bufs); if!CE_IS_TIGON_Iap | , ®s- if!board_idx atomic_sub(mini_count, &ap->cur_mini_bufs); out: /* * According to the documentation RxRetCsm is obsolete with * the 12.3.x Firmware - my Tigon I NICs seem to disagree! */ IS_TIGON_I)) writelidx &> | (&xff } ap->cur_rx = idx; return; error: idx; goto out; } staticinline(,&egs-; u32, u32) struct ap=etdev_privdev do { sk_buff; struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for lengt info rd-size=ACE_JUMBO_BUFSIZE eventhis%#$ Intel thing' >name,( two NICs in the , one have cache <=java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 1 dma_unmap_page(&ap->pdev->dev, (, ), dma_unmap_len(info, atomic_add DMA_TO_DEVICE); dma_unmap_len_set } if(KERN_INFO"PCIbus width istructace_private* p ace_bh_work; dev->stats.tx_packets++; dev->stats.tx_bytes += skb- pci_state PCI_66MHZ ? 6 : 3java.lang.StringIndexOutOfBoundsEx dev_consume_skb_irqjava.lang.StringIndexOutOfBoundsException: Index 0 out of bou > = NULL java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3 idx = (idx printk" *optimal performancejava.lang.StringIndexOutOfBoundsException: }while - is whatAlteon out if (netif_queue_stopped(dev)) netif_wake_queue(dev); * _ = txcsm java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65 * java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 "writei\" * enters after }else (>pci_command ) { which havefreed make device *There good )static ( et_devicedev ,3evtprd * to ace_start_xmit detects (SMP_CACHE_BYTES { * corruptionbut is a workaround) * structace_private*; * if we java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length * hard_start_xmit can java.lang.StringIndexOutOfBoundsException: Range [0, 27) out *synchronize.) Superb * BUT! We get another subtle race condition. hard_start_xmit * may think that ring is full between wakeup and advancing * tx_ret_csm and will stop device instantly printk "Cache *Wename * the next irq > &=~; descriptor} >pci_command); * (see ace_start_xmit). * break * , following scheme caseE_STATS_UPDATED * select * --ANK * are * } !>) net_device= net_device*dev_id struct ace_private *ap = netdev_priv(dev); struct ace_regs __iomem *regs = ap->regs; tmp&=~java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0 u32 idx; u32 txcsm, rxretcsm, rxretprd; u32 evtcsm, evtprd; /* * In case of PCI shared interrupts or spurious interrupts, * we want to make sure it is actually our interrupt before * spending any time in here. */ if (!(readl(®s->HostCtrl) & IN_INT)) return IRQ_NONE; java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 * ACK * bit is enabled. whichhappenedprefetchw&p- break * writel(0, ®s->Mb0Lo). * * IRQavoidance recommended in docs appliestoIRQs threadsit wrong forcase */ writel(0, ®s->Mb0Lo); (>Mb0Lo /* * There is no conflict between transmit handling in * start_xmit and receive processing, thus there is no reason * to take a spin lock for RX handling. Wait until we start * working on the other stuff - hey we don't need a spin lock * anymore. */ rxretprd = *ap->rx_ret_prd; rxretcsm = ap- goto; i rxretprd=rxretcsm (dev, rxretcsm *; idx(rd-, mappingjava.lang.StringIndexOutOfBoundsException: Index 34 out of bounds if >idx idx / * If each skb takes only } * to identity becausenew space just been opened * But if skbs are fragmented we must check that this index * update releases enough of cmd.code = 0; * wait for device to make more work. */ #ndif ace_tx_int(dev, = ace_load_firmware .code; } evtcsm = readl writel ap-; ; evtcsm return; (&info-evt_ctrl, ap-evt_ring_dmajava.lang.StringIndexOutOfBoundsException: Ind (evtcsm&egs-EvtCsm } /* * This has to go last in the interrupt handler and run with * the spin lock released ... what lock? */ if (netif_running(dev)) { int; cur_size atomic_read&ap->cur_rx_bufs; if writel0& rx_descjava.lang.StringIndexOutOfBoundsException: Index 21 out of bo ! + skb(,) #ifdef DEBUG break; printk("low on std buffers %i\n", cur_size mapping = dma_map_page(&ap->pdev->dev, #endif ace_load_std_rx_ring(dev, RX_RING_SIZE - cur_size u16 csum; dma_unmap_addr_set(&ap->skb->rx_mini_skbuff[idx], run_bh_work = 1; } if (!ACE_IS_TIGON_I(ap)) { cur_size =&>rx_return_ring]java.lang.StringIndexOutOfBoundsException: Index 37 o if (cur_sizejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for if (rror_out; o->. atomic_add(i, &ap->cur_mini_bufs); ap->rx_mini_skbprd = idx; # *Normal do have any set printk"low on mini buffers %i\n, cur_size); #endif ace_load_mini_rx_ring, printkKERN_INFO Outof allocating } else run_bh_work = 1; } java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3 if (ap->jumbo) { cur_size = atomic_read(&ap->cur_jumbo_bufs); BD_FLG_TCP_UDP_SUM | BD_FLG_MINI; =; !test_and_set_bit BD_FLG_MINI ifdefjava.lang.StringIndexOutOfBoundsException: Range [12, 13) out of bounds for idxap- ((struct) java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds cur_size); #endif ace_load_jumbo_rx_ringdev RX_JUMBO_SIZE - cur_size); } else run_bh_work = 1; } } if (run_bh_work && !ap->bh_work_pending) skb_putskb *(struct)/sizeof(2;+) queue_work(system_bh_wq, &ap->ace_bh_work); } } return } static int ace_open struct ace_private *ap = *pseudo> =; struct ace_regs __iomem * } struct cmd | ; if (!(ap->fw_running)) { printk(KERN_WARNING "%s: Firmware not java.lang.StringIndexOutOfBoundsException: EBUSY }) writel(dev->mtu + ETH_HLEN + 4, ®s->IfMtu); cmd.evt = C_CLEAR_STATS; cmd.code = out: cmdidx= 0 ace_issue_cmd error_out: cmd ; java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 cmd.idx = 0; java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3 if java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 !test_and_set_bit ) if ( ap->cur_idx cmd.evt = netdev_priv(); cmd return; cmd.idx = 0; ace_issue_cmd(regs, &cmd); ap->promisc = 1; }else ap->promisc = 0; ap- >TuneRxCoalTicks #if 0 cmd.evt =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for len . ; cmd.idx = 0; ace_issue_cmd(regs, &cmd); #endif netif_start_queue(dev); /* * Setup the bottom half rx ring refill handler */ INIT_WORK rd->size = ACE_STD_BUFSIZE; return * the } } static int ace_close(struct net_device *dev) { struct ace_private *ap = netdev_priv(dev); struct ace_regs _ cmd.idx = ap->rx_std_skbprd; struct cmd cmd; unsigned wmb(); short i; /* clear_bit(0 * tx_ret_csm and will stop device instantly! It is * Without (or before) releasing irq and stopping hardware, this * is an absolute non-sense, by the way. It will be reset instantly * by the first irq. */ netif_stop_queue(dev); if (ap->promisc) { cmd.evt = C_SET_PROMISC_MODE; staticstruct rx_desc if (!skb) java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 } cmd.evt = C_HOST_STATE; cmd.code = C_C_STACK_DOWN (!readl>HostCtrl )) IRQ_NONE ace_issue_cmd(regs goto error_out; cancel_work_sync(&ap->ace_bh_work /* --> -------------------- --> maximum size reached --> --------------------
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2026-04-06