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BranchCommit messageAuthorAge
archive/unc-master-3.0P-FP: fix BUG_ON releated to priority inheritanceBjoern Brandenburg13 years
archived-2013.1uncachedev: mmap memory that is not cached by CPUsGlenn Elliott12 years
archived-private-masterMerge branch 'wip-2.6.34' into old-private-masterAndrea Bastoni15 years
archived-semi-partMerge branch 'wip-semi-part' of ssh://cvs/cvs/proj/litmus/repo/litmus2010 int...Andrea Bastoni15 years
demoFurther refinementsJonathan Herman14 years
ecrts-pgm-finalMerge branch 'wip-ecrts14-pgm' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus-r...Glenn Elliott12 years
ecrts14-pgm-finalMerge branch 'wip-ecrts14-pgm' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus-r...Glenn Elliott12 years
gpusync-rtss12Final GPUSync implementation.Glenn Elliott12 years
gpusync/stagingRename IKGLP R2DGLP.Glenn Elliott12 years
linux-tipMerge branch 'slab/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/p...Linus Torvalds15 years
litmus2008-patch-seriesadd i386 feather-trace implementationBjoern B. Brandenburg16 years
masterPSN-EDF: use inferred_sporadic_job_release_atBjoern Brandenburg9 years
pgmmake it compileGlenn Elliott12 years
prop/litmus-signalsInfrastructure for Litmus signals.Glenn Elliott13 years
prop/robust-tie-breakFixed bug in edf_higher_prio().Glenn Elliott13 years
stagingFix tracepoint compilation errorFelipe Cerqueira13 years
test9/23/2016Namhoon Kim9 years
tracing-develTest kernel tracing events capabilitiesAndrea Bastoni16 years
v2.6.34-with-arm-patchessmsc911x: Add spinlocks around registers accessCatalin Marinas15 years
v2015.1Add ARM syscall def for get_current_budgetBjoern Brandenburg10 years
wip-2011.2-bbbLitmus core: simplify np-section protocolBjoern B. Brandenburg14 years
wip-2011.2-bbb-traceRefactor sched_trace_log_message() -> debug_trace_log_message()Andrea Bastoni14 years
wip-2012.3-gpuSOBLIV draining support for C-EDF.Glenn Elliott12 years
wip-2012.3-gpu-preportpick up last C-RM fileGlenn Elliott12 years
wip-2012.3-gpu-rtss13Fix critical bug in GPU tracker.Glenn Elliott12 years
wip-2012.3-gpu-sobliv-budget-w-ksharkProper sobliv draining and many bug fixes.Glenn Elliott12 years
wip-aedzl-finalMake it easier to compile AEDZL interfaces in liblitmus.Glenn Elliott15 years
wip-aedzl-revisedAdd sched_trace data for Apative EDZLGlenn Elliott15 years
wip-arbit-deadlineFix compilation bug.Glenn Elliott13 years
wip-aux-tasksDescription of refined aux task inheritance.Glenn Elliott13 years
wip-bbbGSN-EDF & Core: improve debug TRACE'ing for NP sectionsBjoern B. Brandenburg14 years
wip-bbb-prio-donuse correct timestampBjoern B. Brandenburg14 years
wip-better-breakImplement hash-based EDF tie-breaking.Glenn Elliott13 years
wip-binary-heapMake C-EDF work with simplified binheap_deleteGlenn Elliott13 years
wip-budgetAdded support for choices in budget policy enforcement.Glenn Elliott15 years
wip-colorSummarize schedulability with final recordJonathan Herman13 years
wip-color-jlhsched_color: Fixed two bugs causing crashing on experiment restart and a rare...Jonathan Herman13 years
wip-d10-hz1000Enable HZ=1000 on District 10Bjoern B. Brandenburg15 years
wip-default-clusteringFeature: Make default C-EDF clustering compile-time configurable.Glenn Elliott15 years
wip-dissipation-jericksoUpdate from 2.6.36 to 2.6.36.4Jeremy Erickson11 years
wip-dissipation2-jericksoUpdate 2.6.36 to 2.6.36.4Jeremy Erickson11 years
wip-ecrts14-pgmMerge branch 'wip-ecrts14-pgm' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus-r...Glenn Elliott12 years
wip-edf-hsblast tested versionJonathan Herman14 years
wip-edf-osLookup table EDF-osJeremy Erickson12 years
wip-edf-tie-breakMerge branch 'wip-edf-tie-break' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus...Glenn Elliott13 years
wip-edzl-critiqueUse hr_timer's active checks instead of having own flag.Glenn Elliott15 years
wip-edzl-finalImplementation of the EDZL scheduler.Glenn Elliott15 years
wip-edzl-revisedClean up comments.Glenn Elliott15 years
wip-eventsAdded support for tracing arbitrary actions.Jonathan Herman15 years
wip-extra-debugDBG: add additional tracingBjoern B. Brandenburg15 years
wip-fix-switch-jericksoAttempt to fix race condition with plugin switchingJeremy Erickson15 years
wip-fix3sched: show length of runqueue clock deactivation in /proc/sched_debugBjoern B. Brandenburg15 years
wip-fmlp-dequeueImprove FMLP queue management.Glenn Elliott14 years
wip-ft-irq-flagFeather-Trace: keep track of interrupt-related interference.Bjoern B. Brandenburg14 years
wip-gpu-cleanupEnable sched_trace log injection from userspaceGlenn Elliott13 years
wip-gpu-interruptsRemove option for threading of all softirqs.Glenn Elliott14 years
wip-gpu-rtas12Generalized GPU cost predictors + EWMA. (untested)Glenn Elliott13 years
wip-gpu-rtss12Final GPUSync implementation.Glenn Elliott13 years
wip-gpu-rtss12-srpexperimental changes to support GPUs under SRPGlenn Elliott13 years
wip-gpusync-mergeCleanup priority tracking for budget enforcement.Glenn Elliott11 years
wip-ikglpMove RSM and IKGLP imp. to own .c filesGlenn Elliott13 years
wip-k-fmlpMerge branch 'mpi-master' into wip-k-fmlpGlenn Elliott14 years
wip-kernel-coloringAdded recolor syscallNamhoon Kim7 years
wip-kernthreadsKludge work-queue processing into klitirqd.Glenn Elliott15 years
wip-klmirqd-to-auxAllow klmirqd threads to be given names.Glenn Elliott13 years
wip-ksharkMerge branch 'mpi-staging' into wip-ksharkJonathan Herman13 years
wip-litmus-3.2Merge commit 'v3.2' into litmus-stagingAndrea Bastoni13 years
wip-litmus2011.2Cleanup: Coding conformance for affinity stuff.Glenn Elliott14 years
wip-litmus3.0-2011.2Feather-Trace: keep track of interrupt-related interference.Bjoern B. Brandenburg14 years
wip-master-2.6.33-rtAvoid deadlock when switching task policy to BACKGROUND (ugly)Andrea Bastoni15 years
wip-mcRemoved ARM-specific hacks which disabled less common mixed-criticality featu...Jonathan Herman12 years
wip-mc-bipasaMC-EDF addedbipasa chattopadhyay13 years
wip-mc-jericksoSplit C/D queuesJeremy Erickson15 years
wip-mc2-cache-slackManually patched mc^2 related codeMing Yang10 years
wip-mcrit-maccosmeticMac Mollison15 years
wip-merge-3.0Prevent Linux to send IPI and queue tasks on remote CPUs.Andrea Bastoni14 years
wip-merge-v3.0Prevent Linux to send IPI and queue tasks on remote CPUs.Andrea Bastoni14 years
wip-migration-affinityNULL affinity dereference in C-EDF.Glenn Elliott14 years
wip-mmap-uncacheshare branch with othersGlenn Elliott13 years
wip-modechangeRTSS 2017 submissionNamhoon Kim8 years
wip-nested-lockingAppears to be working.Bryan Ward12 years
wip-omlp-gedfFirst implementation of G-OMLP.Glenn Elliott15 years
wip-paiSome cleanup of PAIGlenn Elliott14 years
wip-percore-lib9/21/2016Namhoon Kim9 years
wip-performanceCONFIG_DONT_PREEMPT_ON_TIE: Don't preeempt a scheduled task on priority tie.Glenn Elliott14 years
wip-pgmAdd PGM support to C-FLGlenn Elliott12 years
wip-pgm-splitFirst draft of C-FL-splitNamhoon Kim12 years
wip-pm-ovdAdd preemption-and-migration overhead tracing supportAndrea Bastoni15 years
wip-prio-inhP-EDF updated to use the generic pi framework.Glenn Elliott15 years
wip-prioq-dglBUG FIX: Support DGLs with PRIOQ_MUTEXGlenn Elliott13 years
wip-refactored-gedfGeneralizd architecture for GEDF-style scheduelrs to reduce code redundancy.Glenn Elliott15 years
wip-release-master-fixbugfix: release master CPU must signal task was pickedBjoern B. Brandenburg14 years
wip-robust-tie-breakEDF priority tie-breaks.Glenn Elliott13 years
wip-rt-ksharkMove task time accounting into the complete_job method.Jonathan Herman13 years
wip-rtas12-pgmScheduling of PGM jobs.Glenn Elliott13 years
wip-semi-partFix compile error with newer GCCJeremy Erickson12 years
wip-semi-part-edfos-jericksoUse initial CPU set by clientJeremy Erickson12 years
wip-shared-libTODO: Fix condition checks in replicate_page_move_mapping()Namhoon Kim9 years
wip-shared-lib2RTAS 2017 Submission ver.Namhoon Kim9 years
wip-shared-memInitial commit for shared libraryNamhoon Kim9 years
wip-splitting-jericksoFix release behaviorJeremy Erickson13 years
wip-splitting-omlp-jericksoBjoern's Dissertation Code with Priority DonationJeremy Erickson13 years
wip-stage-binheapAn efficient binary heap implementation.Glenn Elliott13 years
wip-sun-portDynamic memory allocation and clean exit for FeatherTraceChristopher Kenna15 years
wip-timer-tracebugfix: C-EDF, clear scheduled field of the correct CPU upon task_exitAndrea Bastoni15 years
wip-tracepointsAdd kernel-style events for sched_trace_XXX() functionsAndrea Bastoni14 years
 
TagDownloadAuthorAge
2015.1commit 8e51b37822...Bjoern Brandenburg10 years
2013.1commit bcaacec1ca...Glenn Elliott12 years
2012.3commit c158b5fbe4...Jonathan Herman13 years
2012.2commit b53c479a0f...Glenn Elliott13 years
2012.1commit 83b11ea1c6...Bjoern B. Brandenburg14 years
rtas12-mc-beta-expcommit 8e236ee20f...Christopher Kenna14 years
2011.1commit d11808b5c6...Christopher Kenna15 years
v2.6.37-rc4commit e8a7e48bb2...Linus Torvalds15 years
v2.6.37-rc3commit 3561d43fd2...Linus Torvalds15 years
v2.6.37-rc2commit e53beacd23...Linus Torvalds15 years
v2.6.37-rc1commit c8ddb2713c...Linus Torvalds15 years
v2.6.36commit f6f94e2ab1...Linus Torvalds15 years
2010.2commit 5c5456402d...Bjoern B. Brandenburg15 years
v2.6.36-rc8commit cd07202cc8...Linus Torvalds15 years
v2.6.36-rc7commit cb655d0f3d...Linus Torvalds15 years
v2.6.36-rc6commit 899611ee7d...Linus Torvalds15 years
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2010.1commit 7c1ff4c544...Andrea Bastoni15 years
v2.6.34commit e40152ee1e...Linus Torvalds15 years
v2.6.33.4commit 4640b4e7d9...Greg Kroah-Hartman15 years
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v2.6.15-rc3commit 624f54be20...Linus Torvalds20 years
v2.6.15-rc2commit 3bedff1d73...Linus Torvalds20 years
v2.6.15-rc1commit cd52d1ee9a...Linus Torvalds20 years
v2.6.14commit 741b2252a5...Linus Torvalds20 years
v2.6.14-rc5commit 93918e9afc...Linus Torvalds20 years
v2.6.14-rc4commit 907a426179...Linus Torvalds20 years
v2.6.14-rc3commit 1c9426e8a5...Linus Torvalds20 years
v2.6.14-rc2commit 676d55ae30...Linus Torvalds20 years
v2.6.14-rc1commit 2f4ba45a75...Linus Torvalds20 years
v2.6.13commit 02b3e4e2d7...Linus Torvalds20 years
v2.6.13-rc7commit 0572e3da3f...Linus Torvalds20 years
v2.6.13-rc6commit 6fc32179de...Linus Torvalds20 years
v2.6.13-rc5commit 9a351e30d7...Linus Torvalds20 years
v2.6.13-rc4commit 6395352334...Linus Torvalds20 years
v2.6.11tree c39ae07f39...
v2.6.11-treetree c39ae07f39...
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v2.6.12-rc4commit 88d7bd8cb9...
v2.6.12-rc5commit 2a24ab628a...
v2.6.12-rc6commit 7cef5677ef...
v2.6.13-rc1commit 4c91aedb75...
v2.6.13-rc2commit a18bcb7450...
v2.6.13-rc3commit c32511e271...
generated by cgit v1.2.2 (git 2.25.0) at 2025-09-10 06:17:32 -0400
int el3_cards = 0; /* To minimize the size of the driver source I only define operating constants if they are used several times. You'll need the manual anyway if you want to understand driver details. */ /* Offsets from base I/O address. */ #define EL3_DATA 0x00 #define EL3_CMD 0x0e #define EL3_STATUS 0x0e #define EEPROM_READ 0x80 #define EL3_IO_EXTENT 16 #define EL3WINDOW(win_num) outw(SelectWindow + (win_num), ioaddr + EL3_CMD) /* The top five bits written to EL3_CMD are a command, the lower 11 bits are the parameter, if applicable. */ enum c509cmd { TotalReset = 0<<11, SelectWindow = 1<<11, StartCoax = 2<<11, RxDisable = 3<<11, RxEnable = 4<<11, RxReset = 5<<11, RxDiscard = 8<<11, TxEnable = 9<<11, TxDisable = 10<<11, TxReset = 11<<11, FakeIntr = 12<<11, AckIntr = 13<<11, SetIntrEnb = 14<<11, SetStatusEnb = 15<<11, SetRxFilter = 16<<11, SetRxThreshold = 17<<11, SetTxThreshold = 18<<11, SetTxStart = 19<<11, StatsEnable = 21<<11, StatsDisable = 22<<11, StopCoax = 23<<11, PowerUp = 27<<11, PowerDown = 28<<11, PowerAuto = 29<<11}; enum c509status { IntLatch = 0x0001, AdapterFailure = 0x0002, TxComplete = 0x0004, TxAvailable = 0x0008, RxComplete = 0x0010, RxEarly = 0x0020, IntReq = 0x0040, StatsFull = 0x0080, CmdBusy = 0x1000, }; /* The SetRxFilter command accepts the following classes: */ enum RxFilter { RxStation = 1, RxMulticast = 2, RxBroadcast = 4, RxProm = 8 }; /* Register window 1 offsets, the window used in normal operation. */ #define TX_FIFO 0x00 #define RX_FIFO 0x00 #define RX_STATUS 0x08 #define TX_STATUS 0x0B #define TX_FREE 0x0C /* Remaining free bytes in Tx buffer. */ #define WN0_CONF_CTRL 0x04 /* Window 0: Configuration control register */ #define WN0_ADDR_CONF 0x06 /* Window 0: Address configuration register */ #define WN0_IRQ 0x08 /* Window 0: Set IRQ line in bits 12-15. */ #define WN4_MEDIA 0x0A /* Window 4: Various transcvr/media bits. */ #define MEDIA_TP 0x00C0 /* Enable link beat and jabber for 10baseT. */ #define WN4_NETDIAG 0x06 /* Window 4: Net diagnostic */ #define FD_ENABLE 0x8000 /* Enable full-duplex ("external loopback") */ /* * Must be a power of two (we use a binary and in the * circular queue) */ #define SKB_QUEUE_SIZE 64 struct el3_private { struct net_device_stats stats; struct net_device *next_dev; spinlock_t lock; /* skb send-queue */ int head, size; struct sk_buff *queue[SKB_QUEUE_SIZE]; enum { EL3_MCA, EL3_PNP, EL3_EISA, } type; /* type of device */ struct device *dev; }; static int id_port __initdata = 0x110; /* Start with 0x110 to avoid new sound cards.*/ static struct net_device *el3_root_dev; static ushort id_read_eeprom(int index); static ushort read_eeprom(int ioaddr, int index); static int el3_open(struct net_device *dev); static int el3_start_xmit(struct sk_buff *skb, struct net_device *dev); static irqreturn_t el3_interrupt(int irq, void *dev_id); static void update_stats(struct net_device *dev); static struct net_device_stats *el3_get_stats(struct net_device *dev); static int el3_rx(struct net_device *dev); static int el3_close(struct net_device *dev); static void set_multicast_list(struct net_device *dev); static void el3_tx_timeout (struct net_device *dev); static void el3_down(struct net_device *dev); static void el3_up(struct net_device *dev); static const struct ethtool_ops ethtool_ops; #ifdef EL3_SUSPEND static int el3_suspend(struct device *, pm_message_t); static int el3_resume(struct device *); #else #define el3_suspend NULL #define el3_resume NULL #endif /* generic device remove for all device types */ #if defined(CONFIG_EISA) || defined(CONFIG_MCA) static int el3_device_remove (struct device *device); #endif #ifdef CONFIG_NET_POLL_CONTROLLER static void el3_poll_controller(struct net_device *dev); #endif #ifdef CONFIG_EISA static struct eisa_device_id el3_eisa_ids[] = { { "TCM5092" }, { "TCM5093" }, { "TCM5095" }, { "" } }; MODULE_DEVICE_TABLE(eisa, el3_eisa_ids); static int el3_eisa_probe (struct device *device); static struct eisa_driver el3_eisa_driver = { .id_table = el3_eisa_ids, .driver = { .name = "3c509", .probe = el3_eisa_probe, .remove = __devexit_p (el3_device_remove), .suspend = el3_suspend, .resume = el3_resume, } }; #endif #ifdef CONFIG_MCA static int el3_mca_probe(struct device *dev); static short el3_mca_adapter_ids[] __initdata = { 0x627c, 0x627d, 0x62db, 0x62f6, 0x62f7, 0x0000 }; static char *el3_mca_adapter_names[] __initdata = { "3Com 3c529 EtherLink III (10base2)", "3Com 3c529 EtherLink III (10baseT)", "3Com 3c529 EtherLink III (test mode)", "3Com 3c529 EtherLink III (TP or coax)", "3Com 3c529 EtherLink III (TP)", NULL }; static struct mca_driver el3_mca_driver = { .id_table = el3_mca_adapter_ids, .driver = { .name = "3c529", .bus = &mca_bus_type, .probe = el3_mca_probe, .remove = __devexit_p(el3_device_remove), .suspend = el3_suspend, .resume = el3_resume, }, }; #endif /* CONFIG_MCA */ #if defined(__ISAPNP__) static struct isapnp_device_id el3_isapnp_adapters[] __initdata = { { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('T', 'C', 'M'), ISAPNP_FUNCTION(0x5090), (long) "3Com Etherlink III (TP)" }, { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('T', 'C', 'M'), ISAPNP_FUNCTION(0x5091), (long) "3Com Etherlink III" }, { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('T', 'C', 'M'), ISAPNP_FUNCTION(0x5094), (long) "3Com Etherlink III (combo)" }, { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('T', 'C', 'M'), ISAPNP_FUNCTION(0x5095), (long) "3Com Etherlink III (TPO)" }, { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('T', 'C', 'M'), ISAPNP_FUNCTION(0x5098), (long) "3Com Etherlink III (TPC)" }, { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_FUNCTION(0x80f7), (long) "3Com Etherlink III compatible" }, { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_FUNCTION(0x80f8), (long) "3Com Etherlink III compatible" }, { } /* terminate list */ }; static __be16 el3_isapnp_phys_addr[8][3]; static int nopnp; #endif /* __ISAPNP__ */ /* With the driver model introduction for EISA devices, both init * and cleanup have been split : * - EISA devices probe/remove starts in el3_eisa_probe/el3_device_remove * - MCA/ISA still use el3_probe * * Both call el3_common_init/el3_common_remove. */ static int __init el3_common_init(struct net_device *dev) { struct el3_private *lp = netdev_priv(dev); int err; DECLARE_MAC_BUF(mac); const char *if_names[] = {"10baseT", "AUI", "undefined", "BNC"}; spin_lock_init(&lp->lock); if (dev->mem_start & 0x05) { /* xcvr codes 1/3/4/12 */ dev->if_port = (dev->mem_start & 0x0f); } else { /* xcvr codes 0/8 */ /* use eeprom value, but save user's full-duplex selection */ dev->if_port |= (dev->mem_start & 0x08); } /* The EL3-specific entries in the device structure. */ dev->open = &el3_open; dev->hard_start_xmit = &el3_start_xmit; dev->stop = &el3_close; dev->get_stats = &el3_get_stats; dev->set_multicast_list = &set_multicast_list; dev->tx_timeout = el3_tx_timeout; dev->watchdog_timeo = TX_TIMEOUT; #ifdef CONFIG_NET_POLL_CONTROLLER dev->poll_controller = el3_poll_controller; #endif SET_ETHTOOL_OPS(dev, &ethtool_ops); err = register_netdev(dev); if (err) { printk(KERN_ERR "Failed to register 3c5x9 at %#3.3lx, IRQ %d.\n", dev->base_addr, dev->irq); release_region(dev->base_addr, EL3_IO_EXTENT); return err; } printk(KERN_INFO "%s: 3c5x9 found at %#3.3lx, %s port, " "address %s, IRQ %d.\n", dev->name, dev->base_addr, if_names[(dev->if_port & 0x03)], print_mac(mac, dev->dev_addr), dev->irq); if (el3_debug > 0) printk(KERN_INFO "%s", version); return 0; } static void el3_common_remove (struct net_device *dev) { struct el3_private *lp = netdev_priv(dev); (void) lp; /* Keep gcc quiet... */ #if defined(__ISAPNP__) if (lp->type == EL3_PNP) pnp_device_detach(to_pnp_dev(lp->dev)); #endif unregister_netdev (dev); release_region(dev->base_addr, EL3_IO_EXTENT); free_netdev (dev); } static int __init el3_probe(int card_idx) { struct net_device *dev; struct el3_private *lp; short lrs_state = 0xff, i; int ioaddr, irq, if_port; __be16 phys_addr[3]; static int current_tag; int err = -ENODEV; #if defined(__ISAPNP__) static int pnp_cards; struct pnp_dev *idev = NULL; if (nopnp == 1) goto no_pnp; for (i=0; el3_isapnp_adapters[i].vendor != 0; i++) { int j; while ((idev = pnp_find_dev(NULL, el3_isapnp_adapters[i].vendor, el3_isapnp_adapters[i].function, idev))) { if (pnp_device_attach(idev) < 0) continue; if (pnp_activate_dev(idev) < 0) { __again: pnp_device_detach(idev); continue; } if (!pnp_port_valid(idev, 0) || !pnp_irq_valid(idev, 0)) goto __again; ioaddr = pnp_port_start(idev, 0); if (!request_region(ioaddr, EL3_IO_EXTENT, "3c509 PnP")) { pnp_device_detach(idev); return -EBUSY; } irq = pnp_irq(idev, 0); if (el3_debug > 3) printk ("ISAPnP reports %s at i/o 0x%x, irq %d\n", (char*) el3_isapnp_adapters[i].driver_data, ioaddr, irq); EL3WINDOW(0); for (j = 0; j < 3; j++) el3_isapnp_phys_addr[pnp_cards][j] = phys_addr[j] = htons(read_eeprom(ioaddr, j)); if_port = read_eeprom(ioaddr, 8) >> 14; dev = alloc_etherdev(sizeof (struct el3_private)); if (!dev) { release_region(ioaddr, EL3_IO_EXTENT); pnp_device_detach(idev); return -ENOMEM; } SET_NETDEV_DEV(dev, &idev->dev); pnp_cards++; netdev_boot_setup_check(dev); goto found; } } no_pnp: #endif /* __ISAPNP__ */ /* Select an open I/O location at 0x1*0 to do contention select. */ for ( ; id_port < 0x200; id_port += 0x10) { if (!request_region(id_port, 1, "3c509")) continue; outb(0x00, id_port); outb(0xff, id_port); if (inb(id_port) & 0x01){ release_region(id_port, 1); break; } else release_region(id_port, 1); } if (id_port >= 0x200) { /* Rare -- do we really need a warning? */ printk(" WARNING: No I/O port available for 3c509 activation.\n"); return -ENODEV; } /* Next check for all ISA bus boards by sending the ID sequence to the ID_PORT. We find cards past the first by setting the 'current_tag' on cards as they are found. Cards with their tag set will not respond to subsequent ID sequences. */ outb(0x00, id_port); outb(0x00, id_port); for(i = 0; i < 255; i++) { outb(lrs_state, id_port); lrs_state <<= 1; lrs_state = lrs_state & 0x100 ? lrs_state ^ 0xcf : lrs_state; } /* For the first probe, clear all board's tag registers. */ if (current_tag == 0) outb(0xd0, id_port); else /* Otherwise kill off already-found boards. */ outb(0xd8, id_port); if (id_read_eeprom(7) != 0x6d50) { return -ENODEV; } /* Read in EEPROM data, which does contention-select. Only the lowest address board will stay "on-line". 3Com got the byte order backwards. */ for (i = 0; i < 3; i++) { phys_addr[i] = htons(id_read_eeprom(i)); } #if defined(__ISAPNP__) if (nopnp == 0) { /* The ISA PnP 3c509 cards respond to the ID sequence. This check is needed in order not to register them twice. */ for (i = 0; i < pnp_cards; i++) { if (phys_addr[0] == el3_isapnp_phys_addr[i][0] && phys_addr[1] == el3_isapnp_phys_addr[i][1] && phys_addr[2] == el3_isapnp_phys_addr[i][2]) { if (el3_debug > 3) printk("3c509 with address %02x %02x %02x %02x %02x %02x was found by ISAPnP\n", phys_addr[0] & 0xff, phys_addr[0] >> 8, phys_addr[1] & 0xff, phys_addr[1] >> 8, phys_addr[2] & 0xff, phys_addr[2] >> 8); /* Set the adaptor tag so that the next card can be found. */ outb(0xd0 + ++current_tag, id_port); goto no_pnp; } } } #endif /* __ISAPNP__ */ { unsigned int iobase = id_read_eeprom(8); if_port = iobase >> 14; ioaddr = 0x200 + ((iobase & 0x1f) << 4); } irq = id_read_eeprom(9) >> 12; dev = alloc_etherdev(sizeof (struct el3_private)); if (!dev) return -ENOMEM; netdev_boot_setup_check(dev); /* Set passed-in IRQ or I/O Addr. */ if (dev->irq > 1 && dev->irq < 16) irq = dev->irq; if (dev->base_addr) { if (dev->mem_end == 0x3c509 /* Magic key */ && dev->base_addr >= 0x200 && dev->base_addr <= 0x3e0) ioaddr = dev->base_addr & 0x3f0; else if (dev->base_addr != ioaddr) goto out; } if (!request_region(ioaddr, EL3_IO_EXTENT, "3c509")) { err = -EBUSY; goto out; } /* Set the adaptor tag so that the next card can be found. */ outb(0xd0 + ++current_tag, id_port); /* Activate the adaptor at the EEPROM location. */ outb((ioaddr >> 4) | 0xe0, id_port); EL3WINDOW(0); if (inw(ioaddr) != 0x6d50) goto out1; /* Free the interrupt so that some other card can use it. */ outw(0x0f00, ioaddr + WN0_IRQ); #if defined(__ISAPNP__) found: /* PNP jumps here... */ #endif /* __ISAPNP__ */ memcpy(dev->dev_addr, phys_addr, sizeof(phys_addr)); dev->base_addr = ioaddr; dev->irq = irq; dev->if_port = if_port; lp = netdev_priv(dev); #if defined(__ISAPNP__) lp->dev = &idev->dev; #endif err = el3_common_init(dev); if (err) goto out1; el3_cards++; lp->next_dev = el3_root_dev; el3_root_dev = dev; return 0; out1: #if defined(__ISAPNP__) if (idev) pnp_device_detach(idev); #endif out: free_netdev(dev); return err; } #ifdef CONFIG_MCA static int __init el3_mca_probe(struct device *device) { /* Based on Erik Nygren's (nygren@mit.edu) 3c529 patch, * heavily modified by Chris Beauregard * (cpbeaure@csclub.uwaterloo.ca) to support standard MCA * probing. * * redone for multi-card detection by ZP Gu (zpg@castle.net) * now works as a module */ struct el3_private *lp; short i; int ioaddr, irq, if_port; u16 phys_addr[3]; struct net_device *dev = NULL; u_char pos4, pos5; struct mca_device *mdev = to_mca_device(device); int slot = mdev->slot; int err; pos4 = mca_device_read_stored_pos(mdev, 4); pos5 = mca_device_read_stored_pos(mdev, 5); ioaddr = ((short)((pos4&0xfc)|0x02)) << 8; irq = pos5 & 0x0f; printk("3c529: found %s at slot %d\n", el3_mca_adapter_names[mdev->index], slot + 1); /* claim the slot */ strncpy(mdev->name, el3_mca_adapter_names[mdev->index], sizeof(mdev->name)); mca_device_set_claim(mdev, 1); if_port = pos4 & 0x03; irq = mca_device_transform_irq(mdev, irq); ioaddr = mca_device_transform_ioport(mdev, ioaddr); if (el3_debug > 2) { printk("3c529: irq %d ioaddr 0x%x ifport %d\n", irq, ioaddr, if_port); } EL3WINDOW(0); for (i = 0; i < 3; i++) { phys_addr[i] = htons(read_eeprom(ioaddr, i)); } dev = alloc_etherdev(sizeof (struct el3_private)); if (dev == NULL) { release_region(ioaddr, EL3_IO_EXTENT); return -ENOMEM; } netdev_boot_setup_check(dev); memcpy(dev->dev_addr, phys_addr, sizeof(phys_addr)); dev->base_addr = ioaddr; dev->irq = irq; dev->if_port = if_port; lp = netdev_priv(dev); lp->dev = device; lp->type = EL3_MCA; device->driver_data = dev; err = el3_common_init(dev); if (err) { device->driver_data = NULL; free_netdev(dev); return -ENOMEM; } el3_cards++; return 0; } #endif /* CONFIG_MCA */ #ifdef CONFIG_EISA static int __init el3_eisa_probe (struct device *device) { struct el3_private *lp; short i; int ioaddr, irq, if_port; u16 phys_addr[3]; struct net_device *dev = NULL; struct eisa_device *edev; int err; /* Yeepee, The driver framework is calling us ! */ edev = to_eisa_device (device); ioaddr = edev->base_addr; if (!request_region(ioaddr, EL3_IO_EXTENT, "3c509")) return -EBUSY; /* Change the register set to the configuration window 0. */ outw(SelectWindow | 0, ioaddr + 0xC80 + EL3_CMD); irq = inw(ioaddr + WN0_IRQ) >> 12; if_port = inw(ioaddr + 6)>>14; for (i = 0; i < 3; i++) phys_addr[i] = htons(read_eeprom(ioaddr, i)); /* Restore the "Product ID" to the EEPROM read register. */ read_eeprom(ioaddr, 3); dev = alloc_etherdev(sizeof (struct el3_private)); if (dev == NULL) { release_region(ioaddr, EL3_IO_EXTENT); return -ENOMEM; } netdev_boot_setup_check(dev); memcpy(dev->dev_addr, phys_addr, sizeof(phys_addr)); dev->base_addr = ioaddr; dev->irq = irq; dev->if_port = if_port; lp = netdev_priv(dev); lp->dev = device; lp->type = EL3_EISA; eisa_set_drvdata (edev, dev); err = el3_common_init(dev); if (err) { eisa_set_drvdata (edev, NULL); free_netdev(dev); return err; } el3_cards++; return 0; } #endif #if defined(CONFIG_EISA) || defined(CONFIG_MCA) /* This remove works for all device types. * * The net dev must be stored in the driver_data field */ static int __devexit el3_device_remove (struct device *device) { struct net_device *dev; dev = device->driver_data; el3_common_remove (dev); return 0; } #endif /* Read a word from the EEPROM using the regular EEPROM access register. Assume that we are in register window zero. */ static ushort read_eeprom(int ioaddr, int index) { outw(EEPROM_READ + index, ioaddr + 10); /* Pause for at least 162 us. for the read to take place. Some chips seem to require much longer */ mdelay(2); return inw(ioaddr + 12); } /* Read a word from the EEPROM when in the ISA ID probe state. */ static ushort __init id_read_eeprom(int index) { int bit, word = 0; /* Issue read command, and pause for at least 162 us. for it to complete. Assume extra-fast 16Mhz bus. */ outb(EEPROM_READ + index, id_port); /* Pause for at least 162 us. for the read to take place. */ /* Some chips seem to require much longer */ mdelay(4); for (bit = 15; bit >= 0; bit--) word = (word << 1) + (inb(id_port) & 0x01); if (el3_debug > 3) printk(" 3c509 EEPROM word %d %#4.4x.\n", index, word); return word; } static int el3_open(struct net_device *dev) { int ioaddr = dev->base_addr; int i; outw(TxReset, ioaddr + EL3_CMD); outw(RxReset, ioaddr + EL3_CMD); outw(SetStatusEnb | 0x00, ioaddr + EL3_CMD); i = request_irq(dev->irq, &el3_interrupt, 0, dev->name, dev); if (i) return i; EL3WINDOW(0); if (el3_debug > 3) printk("%s: Opening, IRQ %d status@%x %4.4x.\n", dev->name, dev->irq, ioaddr + EL3_STATUS, inw(ioaddr + EL3_STATUS)); el3_up(dev); if (el3_debug > 3) printk("%s: Opened 3c509 IRQ %d status %4.4x.\n", dev->name, dev->irq, inw(ioaddr + EL3_STATUS)); return 0; } static void el3_tx_timeout (struct net_device *dev) { struct el3_private *lp = netdev_priv(dev); int ioaddr = dev->base_addr; /* Transmitter timeout, serious problems. */ printk("%s: transmit timed out, Tx_status %2.2x status %4.4x " "Tx FIFO room %d.\n", dev->name, inb(ioaddr + TX_STATUS), inw(ioaddr + EL3_STATUS), inw(ioaddr + TX_FREE)); lp->stats.tx_errors++; dev->trans_start = jiffies; /* Issue TX_RESET and TX_START commands. */ outw(TxReset, ioaddr + EL3_CMD); outw(TxEnable, ioaddr + EL3_CMD); netif_wake_queue(dev); } static int el3_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct el3_private *lp = netdev_priv(dev); int ioaddr = dev->base_addr; unsigned long flags; netif_stop_queue (dev); lp->stats.tx_bytes += skb->len; if (el3_debug > 4) { printk("%s: el3_start_xmit(length = %u) called, status %4.4x.\n", dev->name, skb->len, inw(ioaddr + EL3_STATUS)); } #if 0 #ifndef final_version { /* Error-checking code, delete someday. */ ushort status = inw(ioaddr + EL3_STATUS); if (status & 0x0001 /* IRQ line active, missed one. */ && inw(ioaddr + EL3_STATUS) & 1) { /* Make sure. */ printk("%s: Missed interrupt, status then %04x now %04x" " Tx %2.2x Rx %4.4x.\n", dev->name, status, inw(ioaddr + EL3_STATUS), inb(ioaddr + TX_STATUS), inw(ioaddr + RX_STATUS)); /* Fake interrupt trigger by masking, acknowledge interrupts. */ outw(SetStatusEnb | 0x00, ioaddr + EL3_CMD); outw(AckIntr | IntLatch | TxAvailable | RxEarly | IntReq, ioaddr + EL3_CMD); outw(SetStatusEnb | 0xff, ioaddr + EL3_CMD); } } #endif #endif /* * We lock the driver against other processors. Note * we don't need to lock versus the IRQ as we suspended * that. This means that we lose the ability to take * an RX during a TX upload. That sucks a bit with SMP * on an original 3c509 (2K buffer) * * Using disable_irq stops us crapping on other * time sensitive devices. */ spin_lock_irqsave(&lp->lock, flags); /* Put out the doubleword header... */ outw(skb->len, ioaddr + TX_FIFO); outw(0x00, ioaddr + TX_FIFO); /* ... and the packet rounded to a doubleword. */ outsl(ioaddr + TX_FIFO, skb->data, (skb->len + 3) >> 2); dev->trans_start = jiffies; if (inw(ioaddr + TX_FREE) > 1536) netif_start_queue(dev); else /* Interrupt us when the FIFO has room for max-sized packet. */ outw(SetTxThreshold + 1536, ioaddr + EL3_CMD); spin_unlock_irqrestore(&lp->lock, flags); dev_kfree_skb (skb); /* Clear the Tx status stack. */ { short tx_status; int i = 4; while (--i > 0 && (tx_status = inb(ioaddr + TX_STATUS)) > 0) { if (tx_status & 0x38) lp->stats.tx_aborted_errors++; if (tx_status & 0x30) outw(TxReset, ioaddr + EL3_CMD); if (tx_status & 0x3C) outw(TxEnable, ioaddr + EL3_CMD); outb(0x00, ioaddr + TX_STATUS); /* Pop the status stack. */ } } return 0; } /* The EL3 interrupt handler. */ static irqreturn_t el3_interrupt(int irq, void *dev_id) { struct net_device *dev = dev_id; struct el3_private *lp; int ioaddr, status; int i = max_interrupt_work; lp = netdev_priv(dev); spin_lock(&lp->lock); ioaddr = dev->base_addr; if (el3_debug > 4) { status = inw(ioaddr + EL3_STATUS); printk("%s: interrupt, status %4.4x.\n", dev->name, status); } while ((status = inw(ioaddr + EL3_STATUS)) & (IntLatch | RxComplete | StatsFull)) { if (status & RxComplete) el3_rx(dev); if (status & TxAvailable) { if (el3_debug > 5) printk(" TX room bit was handled.\n"); /* There's room in the FIFO for a full-sized packet. */ outw(AckIntr | TxAvailable, ioaddr + EL3_CMD); netif_wake_queue (dev); } if (status & (AdapterFailure | RxEarly | StatsFull | TxComplete)) { /* Handle all uncommon interrupts. */ if (status & StatsFull) /* Empty statistics. */ update_stats(dev); if (status & RxEarly) { /* Rx early is unused. */ el3_rx(dev); outw(AckIntr | RxEarly, ioaddr + EL3_CMD); } if (status & TxComplete) { /* Really Tx error. */ struct el3_private *lp = netdev_priv(dev); short tx_status; int i = 4; while (--i>0 && (tx_status = inb(ioaddr + TX_STATUS)) > 0) { if (tx_status & 0x38) lp->stats.tx_aborted_errors++; if (tx_status & 0x30) outw(TxReset, ioaddr + EL3_CMD); if (tx_status & 0x3C) outw(TxEnable, ioaddr + EL3_CMD); outb(0x00, ioaddr + TX_STATUS); /* Pop the status stack. */ } } if (status & AdapterFailure) { /* Adapter failure requires Rx reset and reinit. */ outw(RxReset, ioaddr + EL3_CMD); /* Set the Rx filter to the current state. */ outw(SetRxFilter | RxStation | RxBroadcast | (dev->flags & IFF_ALLMULTI ? RxMulticast : 0) | (dev->flags & IFF_PROMISC ? RxProm : 0), ioaddr + EL3_CMD); outw(RxEnable, ioaddr + EL3_CMD); /* Re-enable the receiver. */ outw(AckIntr | AdapterFailure, ioaddr + EL3_CMD); } } if (--i < 0) { printk("%s: Infinite loop in interrupt, status %4.4x.\n", dev->name, status); /* Clear all interrupts. */ outw(AckIntr | 0xFF, ioaddr + EL3_CMD); break; } /* Acknowledge the IRQ. */ outw(AckIntr | IntReq | IntLatch, ioaddr + EL3_CMD); /* Ack IRQ */ } if (el3_debug > 4) { printk("%s: exiting interrupt, status %4.4x.\n", dev->name, inw(ioaddr + EL3_STATUS)); } spin_unlock(&lp->lock); return IRQ_HANDLED; } #ifdef CONFIG_NET_POLL_CONTROLLER /* * Polling receive - used by netconsole and other diagnostic tools * to allow network i/o with interrupts disabled. */ static void el3_poll_controller(struct net_device *dev) { disable_irq(dev->irq); el3_interrupt(dev->irq, dev); enable_irq(dev->irq); } #endif static struct net_device_stats * el3_get_stats(struct net_device *dev) { struct el3_private *lp = netdev_priv(dev); unsigned long flags; /* * This is fast enough not to bother with disable IRQ * stuff. */ spin_lock_irqsave(&lp->lock, flags); update_stats(dev); spin_unlock_irqrestore(&lp->lock, flags); return &lp->stats; } /* Update statistics. We change to register window 6, so this should be run single-threaded if the device is active. This is expected to be a rare operation, and it's simpler for the rest of the driver to assume that window 1 is always valid rather than use a special window-state variable. */ static void update_stats(struct net_device *dev) { struct el3_private *lp = netdev_priv(dev); int ioaddr = dev->base_addr; if (el3_debug > 5) printk(" Updating the statistics.\n"); /* Turn off statistics updates while reading. */ outw(StatsDisable, ioaddr + EL3_CMD); /* Switch to the stats window, and read everything. */ EL3WINDOW(6); lp->stats.tx_carrier_errors += inb(ioaddr + 0); lp->stats.tx_heartbeat_errors += inb(ioaddr + 1); /* Multiple collisions. */ inb(ioaddr + 2); lp->stats.collisions += inb(ioaddr + 3); lp->stats.tx_window_errors += inb(ioaddr + 4); lp->stats.rx_fifo_errors += inb(ioaddr + 5); lp->stats.tx_packets += inb(ioaddr + 6); /* Rx packets */ inb(ioaddr + 7); /* Tx deferrals */ inb(ioaddr + 8); inw(ioaddr + 10); /* Total Rx and Tx octets. */ inw(ioaddr + 12); /* Back to window 1, and turn statistics back on. */ EL3WINDOW(1); outw(StatsEnable, ioaddr + EL3_CMD); return; } static int el3_rx(struct net_device *dev) { struct el3_private *lp = netdev_priv(dev); int ioaddr = dev->base_addr; short rx_status; if (el3_debug > 5) printk(" In rx_packet(), status %4.4x, rx_status %4.4x.\n", inw(ioaddr+EL3_STATUS), inw(ioaddr+RX_STATUS)); while ((rx_status = inw(ioaddr + RX_STATUS)) > 0) { if (rx_status & 0x4000) { /* Error, update stats. */ short error = rx_status & 0x3800; outw(RxDiscard, ioaddr + EL3_CMD); lp->stats.rx_errors++; switch (error) { case 0x0000: lp->stats.rx_over_errors++; break; case 0x0800: lp->stats.rx_length_errors++; break; case 0x1000: lp->stats.rx_frame_errors++; break; case 0x1800: lp->stats.rx_length_errors++; break; case 0x2000: lp->stats.rx_frame_errors++; break; case 0x2800: lp->stats.rx_crc_errors++; break; } } else { short pkt_len = rx_status & 0x7ff; struct sk_buff *skb; skb = dev_alloc_skb(pkt_len+5); lp->stats.rx_bytes += pkt_len; if (el3_debug > 4) printk("Receiving packet size %d status %4.4x.\n", pkt_len, rx_status); if (skb != NULL) { skb_reserve(skb, 2); /* Align IP on 16 byte */ /* 'skb->data' points to the start of sk_buff data area. */ insl(ioaddr + RX_FIFO, skb_put(skb,pkt_len), (pkt_len + 3) >> 2); outw(RxDiscard, ioaddr + EL3_CMD); /* Pop top Rx packet. */ skb->protocol = eth_type_trans(skb,dev); netif_rx(skb); dev->last_rx = jiffies; lp->stats.rx_packets++; continue; } outw(RxDiscard, ioaddr + EL3_CMD); lp->stats.rx_dropped++; if (el3_debug) printk("%s: Couldn't allocate a sk_buff of size %d.\n", dev->name, pkt_len); } inw(ioaddr + EL3_STATUS); /* Delay. */ while (inw(ioaddr + EL3_STATUS) & 0x1000) printk(KERN_DEBUG " Waiting for 3c509 to discard packet, status %x.\n", inw(ioaddr + EL3_STATUS) ); } return 0; } /* * Set or clear the multicast filter for this adaptor. */ static void set_multicast_list(struct net_device *dev) { unsigned long flags; struct el3_private *lp = netdev_priv(dev); int ioaddr = dev->base_addr; if (el3_debug > 1) { static int old; if (old != dev->mc_count) { old = dev->mc_count; printk("%s: Setting Rx mode to %d addresses.\n", dev->name, dev->mc_count); } } spin_lock_irqsave(&lp->lock, flags); if (dev->flags&IFF_PROMISC) { outw(SetRxFilter | RxStation | RxMulticast | RxBroadcast | RxProm, ioaddr + EL3_CMD); } else if (dev->mc_count || (dev->flags&IFF_ALLMULTI)) { outw(SetRxFilter | RxStation | RxMulticast | RxBroadcast, ioaddr + EL3_CMD); } else outw(SetRxFilter | RxStation | RxBroadcast, ioaddr + EL3_CMD); spin_unlock_irqrestore(&lp->lock, flags); } static int el3_close(struct net_device *dev) { int ioaddr = dev->base_addr; struct el3_private *lp = netdev_priv(dev); if (el3_debug > 2) printk("%s: Shutting down ethercard.\n", dev->name); el3_down(dev); free_irq(dev->irq, dev); /* Switching back to window 0 disables the IRQ. */ EL3WINDOW(0); if (lp->type != EL3_EISA) { /* But we explicitly zero the IRQ line select anyway. Don't do * it on EISA cards, it prevents the module from getting an * IRQ after unload+reload... */ outw(0x0f00, ioaddr + WN0_IRQ); } return 0; } static int el3_link_ok(struct net_device *dev) { int ioaddr = dev->base_addr; u16 tmp; EL3WINDOW(4); tmp = inw(ioaddr + WN4_MEDIA); EL3WINDOW(1); return tmp & (1<<11); } static int el3_netdev_get_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd) { u16 tmp; int ioaddr = dev->base_addr; EL3WINDOW(0); /* obtain current transceiver via WN4_MEDIA? */ tmp = inw(ioaddr + WN0_ADDR_CONF); ecmd->transceiver = XCVR_INTERNAL; switch (tmp >> 14) { case 0: ecmd->port = PORT_TP; break; case 1: ecmd->port = PORT_AUI; ecmd->transceiver = XCVR_EXTERNAL; break; case 3: ecmd->port = PORT_BNC; default: break; } ecmd->duplex = DUPLEX_HALF; ecmd->supported = 0; tmp = inw(ioaddr + WN0_CONF_CTRL); if (tmp & (1<<13)) ecmd->supported |= SUPPORTED_AUI; if (tmp & (1<<12)) ecmd->supported |= SUPPORTED_BNC; if (tmp & (1<<9)) { ecmd->supported |= SUPPORTED_TP | SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full; /* hmm... */ EL3WINDOW(4); tmp = inw(ioaddr + WN4_NETDIAG); if (tmp & FD_ENABLE) ecmd->duplex = DUPLEX_FULL; } ecmd->speed = SPEED_10; EL3WINDOW(1); return 0; } static int el3_netdev_set_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd) { u16 tmp; int ioaddr = dev->base_addr; if (ecmd->speed != SPEED_10) return -EINVAL; if ((ecmd->duplex != DUPLEX_HALF) && (ecmd->duplex != DUPLEX_FULL)) return -EINVAL; if ((ecmd->transceiver != XCVR_INTERNAL) && (ecmd->transceiver != XCVR_EXTERNAL)) return -EINVAL; /* change XCVR type */ EL3WINDOW(0); tmp = inw(ioaddr + WN0_ADDR_CONF); switch (ecmd->port) { case PORT_TP: tmp &= ~(3<<14); dev->if_port = 0; break; case PORT_AUI: tmp |= (1<<14); dev->if_port = 1; break; case PORT_BNC: tmp |= (3<<14); dev->if_port = 3; break; default: return -EINVAL; } outw(tmp, ioaddr + WN0_ADDR_CONF); if (dev->if_port == 3) { /* fire up the DC-DC convertor if BNC gets enabled */ tmp = inw(ioaddr + WN0_ADDR_CONF); if (tmp & (3 << 14)) { outw(StartCoax, ioaddr + EL3_CMD); udelay(800); } else return -EIO; } EL3WINDOW(4); tmp = inw(ioaddr + WN4_NETDIAG); if (ecmd->duplex == DUPLEX_FULL) tmp |= FD_ENABLE; else tmp &= ~FD_ENABLE; outw(tmp, ioaddr + WN4_NETDIAG); EL3WINDOW(1); return 0; } static void el3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { strcpy(info->driver, DRV_NAME); strcpy(info->version, DRV_VERSION); } static int el3_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd) { struct el3_private *lp = netdev_priv(dev); int ret; spin_lock_irq(&lp->lock); ret = el3_netdev_get_ecmd(dev, ecmd); spin_unlock_irq(&lp->lock); return ret; } static int el3_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) { struct el3_private *lp = netdev_priv(dev); int ret; spin_lock_irq(&lp->lock); ret = el3_netdev_set_ecmd(dev, ecmd); spin_unlock_irq(&lp->lock); return ret; } static u32 el3_get_link(struct net_device *dev) { struct el3_private *lp = netdev_priv(dev); u32 ret; spin_lock_irq(&lp->lock); ret = el3_link_ok(dev); spin_unlock_irq(&lp->lock); return ret; } static u32 el3_get_msglevel(struct net_device *dev) { return el3_debug; } static void el3_set_msglevel(struct net_device *dev, u32 v) { el3_debug = v; } static const struct ethtool_ops ethtool_ops = { .get_drvinfo = el3_get_drvinfo, .get_settings = el3_get_settings, .set_settings = el3_set_settings, .get_link = el3_get_link, .get_msglevel = el3_get_msglevel, .set_msglevel = el3_set_msglevel, }; static void el3_down(struct net_device *dev) { int ioaddr = dev->base_addr; netif_stop_queue(dev); /* Turn off statistics ASAP. We update lp->stats below. */ outw(StatsDisable, ioaddr + EL3_CMD); /* Disable the receiver and transmitter. */ outw(RxDisable, ioaddr + EL3_CMD); outw(TxDisable, ioaddr + EL3_CMD); if (dev->if_port == 3) /* Turn off thinnet power. Green! */ outw(StopCoax, ioaddr + EL3_CMD); else if (dev->if_port == 0) { /* Disable link beat and jabber, if_port may change here next open(). */ EL3WINDOW(4); outw(inw(ioaddr + WN4_MEDIA) & ~MEDIA_TP, ioaddr + WN4_MEDIA); } outw(SetIntrEnb | 0x0000, ioaddr + EL3_CMD); update_stats(dev); } static void el3_up(struct net_device *dev) { int i, sw_info, net_diag; int ioaddr = dev->base_addr; /* Activating the board required and does no harm otherwise */ outw(0x0001, ioaddr + 4); /* Set the IRQ line. */ outw((dev->irq << 12) | 0x0f00, ioaddr + WN0_IRQ); /* Set the station address in window 2 each time opened. */ EL3WINDOW(2); for (i = 0; i < 6; i++) outb(dev->dev_addr[i], ioaddr + i); if ((dev->if_port & 0x03) == 3) /* BNC interface */ /* Start the thinnet transceiver. We should really wait 50ms...*/ outw(StartCoax, ioaddr + EL3_CMD); else if ((dev->if_port & 0x03) == 0) { /* 10baseT interface */ /* Combine secondary sw_info word (the adapter level) and primary sw_info word (duplex setting plus other useless bits) */ EL3WINDOW(0); sw_info = (read_eeprom(ioaddr, 0x14) & 0x400f) | (read_eeprom(ioaddr, 0x0d) & 0xBff0); EL3WINDOW(4); net_diag = inw(ioaddr + WN4_NETDIAG); net_diag = (net_diag | FD_ENABLE); /* temporarily assume full-duplex will be set */ printk("%s: ", dev->name); switch (dev->if_port & 0x0c) { case 12: /* force full-duplex mode if 3c5x9b */ if (sw_info & 0x000f) { printk("Forcing 3c5x9b full-duplex mode"); break; } case 8: /* set full-duplex mode based on eeprom config setting */ if ((sw_info & 0x000f) && (sw_info & 0x8000)) { printk("Setting 3c5x9b full-duplex mode (from EEPROM configuration bit)"); break; } default: /* xcvr=(0 || 4) OR user has an old 3c5x9 non "B" model */ printk("Setting 3c5x9/3c5x9B half-duplex mode"); net_diag = (net_diag & ~FD_ENABLE); /* disable full duplex */ } outw(net_diag, ioaddr + WN4_NETDIAG); printk(" if_port: %d, sw_info: %4.4x\n", dev->if_port, sw_info); if (el3_debug > 3) printk("%s: 3c5x9 net diag word is now: %4.4x.\n", dev->name, net_diag); /* Enable link beat and jabber check. */ outw(inw(ioaddr + WN4_MEDIA) | MEDIA_TP, ioaddr + WN4_MEDIA); } /* Switch to the stats window, and clear all stats by reading. */ outw(StatsDisable, ioaddr + EL3_CMD); EL3WINDOW(6); for (i = 0; i < 9; i++) inb(ioaddr + i); inw(ioaddr + 10); inw(ioaddr + 12); /* Switch to register set 1 for normal use. */ EL3WINDOW(1); /* Accept b-case and phys addr only. */ outw(SetRxFilter | RxStation | RxBroadcast, ioaddr + EL3_CMD); outw(StatsEnable, ioaddr + EL3_CMD); /* Turn on statistics. */ outw(RxEnable, ioaddr + EL3_CMD); /* Enable the receiver. */ outw(TxEnable, ioaddr + EL3_CMD); /* Enable transmitter. */ /* Allow status bits to be seen. */ outw(SetStatusEnb | 0xff, ioaddr + EL3_CMD); /* Ack all pending events, and set active indicator mask. */ outw(AckIntr | IntLatch | TxAvailable | RxEarly | IntReq, ioaddr + EL3_CMD); outw(SetIntrEnb | IntLatch|TxAvailable|TxComplete|RxComplete|StatsFull, ioaddr + EL3_CMD); netif_start_queue(dev); } /* Power Management support functions */ #ifdef EL3_SUSPEND static int el3_suspend(struct device *pdev, pm_message_t state) { unsigned long flags; struct net_device *dev; struct el3_private *lp; int ioaddr; dev = pdev->driver_data; lp = netdev_priv(dev); ioaddr = dev->base_addr; spin_lock_irqsave(&lp->lock, flags); if (netif_running(dev)) netif_device_detach(dev); el3_down(dev); outw(PowerDown, ioaddr + EL3_CMD); spin_unlock_irqrestore(&lp->lock, flags); return 0; } static int el3_resume(struct device *pdev) { unsigned long flags; struct net_device *dev; struct el3_private *lp; int ioaddr; dev = pdev->driver_data; lp = netdev_priv(dev); ioaddr = dev->base_addr; spin_lock_irqsave(&lp->lock, flags); outw(PowerUp, ioaddr + EL3_CMD); el3_up(dev); if (netif_running(dev)) netif_device_attach(dev); spin_unlock_irqrestore(&lp->lock, flags); return 0; } #endif /* EL3_SUSPEND */ /* Parameters that may be passed into the module. */ static int debug = -1; static int irq[] = {-1, -1, -1, -1, -1, -1, -1, -1}; static int xcvr[] = {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}; module_param(debug,int, 0); module_param_array(irq, int, NULL, 0); module_param_array(xcvr, int, NULL, 0); module_param(max_interrupt_work, int, 0); MODULE_PARM_DESC(debug, "debug level (0-6)"); MODULE_PARM_DESC(irq, "IRQ number(s) (assigned)"); MODULE_PARM_DESC(xcvr,"transceiver(s) (0=internal, 1=external)"); MODULE_PARM_DESC(max_interrupt_work, "maximum events handled per interrupt"); #if defined(__ISAPNP__) module_param(nopnp, int, 0); MODULE_PARM_DESC(nopnp, "disable ISA PnP support (0-1)"); MODULE_DEVICE_TABLE(isapnp, el3_isapnp_adapters); #endif /* __ISAPNP__ */ MODULE_DESCRIPTION("3Com Etherlink III (3c509, 3c509B) ISA/PnP ethernet driver"); MODULE_LICENSE("GPL"); static int __init el3_init_module(void) { int ret = 0; el3_cards = 0; if (debug >= 0) el3_debug = debug; el3_root_dev = NULL; while (el3_probe(el3_cards) == 0) { if (irq[el3_cards] > 1) el3_root_dev->irq = irq[el3_cards]; if (xcvr[el3_cards] >= 0) el3_root_dev->if_port = xcvr[el3_cards]; el3_cards++; } #ifdef CONFIG_EISA ret = eisa_driver_register(&el3_eisa_driver); #endif #ifdef CONFIG_MCA { int err = mca_register_driver(&el3_mca_driver); if (ret == 0) ret = err; } #endif return ret; } static void __exit el3_cleanup_module(void) { struct net_device *next_dev; while (el3_root_dev) { struct el3_private *lp = netdev_priv(el3_root_dev); next_dev = lp->next_dev; el3_common_remove (el3_root_dev); el3_root_dev = next_dev; } #ifdef CONFIG_EISA eisa_driver_unregister (&el3_eisa_driver); #endif #ifdef CONFIG_MCA mca_unregister_driver(&el3_mca_driver); #endif } module_init (el3_init_module); module_exit (el3_cleanup_module);
generated by cgit v1.2.2 (git 2.25.0) at 2025-09-10 06:17:32 -0400