if_txp.c revision 113038
150276Speter/* $OpenBSD: if_txp.c,v 1.48 2001/06/27 06:34:50 kjc Exp $ */ 250276Speter 397049Speter/* 4178866Srafan * Copyright (c) 2001 5178866Srafan * Jason L. Wright <jason@thought.net>, Theo de Raadt, and 662449Speter * Aaron Campbell <aaron@monkey.org>. All rights reserved. 7184989Srafan * 862449Speter * Redistribution and use in source and binary forms, with or without 950276Speter * modification, are permitted provided that the following conditions 1050276Speter * are met: 1150276Speter * 1. Redistributions of source code must retain the above copyright 1250276Speter * notice, this list of conditions and the following disclaimer. 1350276Speter * 2. Redistributions in binary form must reproduce the above copyright 1450276Speter * notice, this list of conditions and the following disclaimer in the 1550276Speter * documentation and/or other materials provided with the distribution. 1650276Speter * 3. All advertising materials mentioning features or use of this software 1750276Speter * must display the following acknowledgement: 1850276Speter * This product includes software developed by Jason L. Wright, 1950276Speter * Theo de Raadt and Aaron Campbell. 2050276Speter * 4. Neither the name of the author nor the names of any co-contributors 21166124Srafan * may be used to endorse or promote products derived from this software 22166124Srafan * without specific prior written permission. 2350276Speter * 2450276Speter * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 2550276Speter * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 2650276Speter * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2750276Speter * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 2850276Speter * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29166124Srafan * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 3097049Speter * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 3197049Speter * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 3297049Speter * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 3350276Speter * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 3450276Speter * THE POSSIBILITY OF SUCH DAMAGE. 3550276Speter */ 3650276Speter 3750276Speter/* 3850276Speter * Driver for 3c990 (Typhoon) Ethernet ASIC 3976726Speter */ 4050276Speter 4162449Speter#include <sys/cdefs.h> 4262449Speter__FBSDID("$FreeBSD: head/sys/dev/txp/if_txp.c 113038 2003-04-03 21:36:33Z obrien $"); 4362449Speter 4462449Speter#include <sys/param.h> 4562449Speter#include <sys/systm.h> 4676726Speter#include <sys/sockio.h> 4762449Speter#include <sys/mbuf.h> 4862449Speter#include <sys/malloc.h> 4976726Speter#include <sys/kernel.h> 5076726Speter#include <sys/socket.h> 5176726Speter 5262449Speter#include <net/if.h> 5376726Speter#include <net/if_arp.h> 5476726Speter#include <net/ethernet.h> 5576726Speter#include <net/if_dl.h> 5676726Speter#include <net/if_types.h> 5776726Speter#include <net/if_vlan_var.h> 5876726Speter 59178866Srafan#include <netinet/in.h> 60178866Srafan#include <netinet/in_systm.h> 6176726Speter#include <netinet/in_var.h> 6276726Speter#include <netinet/ip.h> 6376726Speter#include <netinet/if_ether.h> 6476726Speter#include <machine/in_cksum.h> 6562449Speter 6662449Speter#include <net/if_media.h> 6762449Speter 6862449Speter#include <net/bpf.h> 6962449Speter 7076726Speter#include <vm/vm.h> /* for vtophys */ 7176726Speter#include <vm/pmap.h> /* for vtophys */ 72166124Srafan#include <machine/clock.h> /* for DELAY */ 7376726Speter#include <machine/bus_pio.h> 74166124Srafan#include <machine/bus_memio.h> 7562449Speter#include <machine/bus.h> 76166124Srafan#include <machine/resource.h> 7762449Speter#include <sys/bus.h> 7862449Speter#include <sys/rman.h> 7962449Speter 8062449Speter#include <dev/mii/mii.h> 8162449Speter#include <dev/mii/miivar.h> 8276726Speter#include <dev/pci/pcireg.h> 8362449Speter#include <dev/pci/pcivar.h> 8462449Speter 8562449Speter#define TXP_USEIOSPACE 8662449Speter#define __STRICT_ALIGNMENT 8762449Speter 8862449Speter#include <dev/txp/if_txpreg.h> 8962449Speter#include <dev/txp/3c990img.h> 9062449Speter 9162449Speter#ifndef lint 9262449Speterstatic const char rcsid[] = 9362449Speter "$FreeBSD: head/sys/dev/txp/if_txp.c 113038 2003-04-03 21:36:33Z obrien $"; 94166124Srafan#endif 9562449Speter 96166124Srafan/* 97166124Srafan * Various supported device vendors/types and their names. 98166124Srafan */ 99166124Srafanstatic struct txp_type txp_devs[] = { 10062449Speter { TXP_VENDORID_3COM, TXP_DEVICEID_3CR990_TX_95, 10176726Speter "3Com 3cR990-TX-95 Etherlink with 3XP Processor" }, 10276726Speter { TXP_VENDORID_3COM, TXP_DEVICEID_3CR990_TX_97, 10376726Speter "3Com 3cR990-TX-97 Etherlink with 3XP Processor" }, 104166124Srafan { TXP_VENDORID_3COM, TXP_DEVICEID_3CR990B_TXM, 105166124Srafan "3Com 3cR990B-TXM Etherlink with 3XP Processor" }, 106166124Srafan { TXP_VENDORID_3COM, TXP_DEVICEID_3CR990_SRV_95, 107166124Srafan "3Com 3cR990-SRV-95 Etherlink Server with 3XP Processor" }, 108166124Srafan { TXP_VENDORID_3COM, TXP_DEVICEID_3CR990_SRV_97, 109166124Srafan "3Com 3cR990-SRV-97 Etherlink Server with 3XP Processor" }, 110166124Srafan { TXP_VENDORID_3COM, TXP_DEVICEID_3CR990B_SRV, 111166124Srafan "3Com 3cR990B-SRV Etherlink Server with 3XP Processor" }, 112166124Srafan { 0, 0, NULL } 113166124Srafan}; 114166124Srafan 115166124Srafanstatic int txp_probe (device_t); 116166124Srafanstatic int txp_attach (device_t); 117166124Srafanstatic int txp_detach (device_t); 11897049Speterstatic void txp_intr (void *); 119166124Srafanstatic void txp_tick (void *); 12097049Speterstatic int txp_shutdown (device_t); 12197049Speterstatic int txp_ioctl (struct ifnet *, u_long, caddr_t); 12297049Speterstatic void txp_start (struct ifnet *); 12376726Speterstatic void txp_stop (struct txp_softc *); 12497049Speterstatic void txp_init (void *); 12576726Speterstatic void txp_watchdog (struct ifnet *); 12676726Speter 12776726Speterstatic void txp_release_resources(struct txp_softc *); 12876726Speterstatic int txp_chip_init(struct txp_softc *); 129166124Srafanstatic int txp_reset_adapter(struct txp_softc *); 13076726Speterstatic int txp_download_fw(struct txp_softc *); 13150276Speterstatic int txp_download_fw_wait(struct txp_softc *); 13297049Speterstatic int txp_download_fw_section (struct txp_softc *, 13350276Speter struct txp_fw_section_header *, int); 13450276Speterstatic int txp_alloc_rings(struct txp_softc *); 13550276Speterstatic int txp_rxring_fill(struct txp_softc *); 13650276Speterstatic void txp_rxring_empty(struct txp_softc *); 13750276Speterstatic void txp_set_filter(struct txp_softc *); 13850276Speter 13976726Speterstatic int txp_cmd_desc_numfree(struct txp_softc *); 14050276Speterstatic int txp_command (struct txp_softc *, u_int16_t, u_int16_t, u_int32_t, 14150276Speter u_int32_t, u_int16_t *, u_int32_t *, u_int32_t *, int); 14250276Speterstatic int txp_command2 (struct txp_softc *, u_int16_t, u_int16_t, 14350276Speter u_int32_t, u_int32_t, struct txp_ext_desc *, u_int8_t, 14450276Speter struct txp_rsp_desc **, int); 14562449Speterstatic int txp_response (struct txp_softc *, u_int32_t, u_int16_t, u_int16_t, 14697049Speter struct txp_rsp_desc **); 14762449Speterstatic void txp_rsp_fixup (struct txp_softc *, struct txp_rsp_desc *, 14862449Speter struct txp_rsp_desc *); 14962449Speterstatic void txp_capabilities(struct txp_softc *); 15062449Speter 15162449Speterstatic void txp_ifmedia_sts(struct ifnet *, struct ifmediareq *); 15262449Speterstatic int txp_ifmedia_upd(struct ifnet *); 15397049Speter#ifdef TXP_DEBUG 15497049Speterstatic void txp_show_descriptor(void *); 15597049Speter#endif 15697049Speterstatic void txp_tx_reclaim(struct txp_softc *, struct txp_tx_ring *); 15797049Speterstatic void txp_rxbuf_reclaim(struct txp_softc *); 15897049Speterstatic void txp_rx_reclaim(struct txp_softc *, struct txp_rx_ring *); 15997049Speter 160166124Srafan#ifdef TXP_USEIOSPACE 16197049Speter#define TXP_RES SYS_RES_IOPORT 16297049Speter#define TXP_RID TXP_PCI_LOIO 16397049Speter#else 164174993Srafan#define TXP_RES SYS_RES_MEMORY 16597049Speter#define TXP_RID TXP_PCI_LOMEM 16662449Speter#endif 16776726Speter 16876726Speterstatic device_method_t txp_methods[] = { 16997049Speter /* Device interface */ 17097049Speter DEVMETHOD(device_probe, txp_probe), 17197049Speter DEVMETHOD(device_attach, txp_attach), 17276726Speter DEVMETHOD(device_detach, txp_detach), 17376726Speter DEVMETHOD(device_shutdown, txp_shutdown), 17476726Speter { 0, 0 } 17576726Speter}; 17676726Speter 17776726Speterstatic driver_t txp_driver = { 17876726Speter "txp", 17976726Speter txp_methods, 18076726Speter sizeof(struct txp_softc) 18176726Speter}; 18276726Speter 183184989Srafanstatic devclass_t txp_devclass; 18476726Speter 18576726SpeterDRIVER_MODULE(if_txp, pci, txp_driver, txp_devclass, 0, 0); 18662449Speter 187166124Srafanstatic int 188166124Srafantxp_probe(dev) 189166124Srafan device_t dev; 190166124Srafan{ 191166124Srafan struct txp_type *t; 192166124Srafan 193166124Srafan t = txp_devs; 194166124Srafan 195166124Srafan while(t->txp_name != NULL) { 196166124Srafan if ((pci_get_vendor(dev) == t->txp_vid) && 197166124Srafan (pci_get_device(dev) == t->txp_did)) { 198166124Srafan device_set_desc(dev, t->txp_name); 19962449Speter return(0); 20062449Speter } 20162449Speter t++; 20262449Speter } 203166124Srafan 20497049Speter return(ENXIO); 205166124Srafan} 206166124Srafan 207166124Srafanstatic int 208166124Srafantxp_attach(dev) 209166124Srafan device_t dev; 210166124Srafan{ 211166124Srafan struct txp_softc *sc; 212166124Srafan struct ifnet *ifp; 213166124Srafan u_int32_t command; 214166124Srafan u_int16_t p1; 215166124Srafan u_int32_t p2; 216166124Srafan int unit, error = 0, rid; 217166124Srafan 218166124Srafan sc = device_get_softc(dev); 219166124Srafan unit = device_get_unit(dev); 22050276Speter sc->sc_dev = dev; 221166124Srafan sc->sc_cold = 1; 222184989Srafan 22350276Speter mtx_init(&sc->sc_mtx, device_get_nameunit(dev), MTX_NETWORK_LOCK, 224166124Srafan MTX_DEF | MTX_RECURSE); 225184989Srafan 226184989Srafan /* 227166124Srafan * Handle power management nonsense. 228166124Srafan */ 229166124Srafan if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0) { 230166124Srafan u_int32_t iobase, membase, irq; 231166124Srafan 232166124Srafan /* Save important PCI config data. */ 233166124Srafan iobase = pci_read_config(dev, TXP_PCI_LOIO, 4); 234166124Srafan membase = pci_read_config(dev, TXP_PCI_LOMEM, 4); 235166124Srafan irq = pci_read_config(dev, TXP_PCI_INTLINE, 4); 236166124Srafan 237166124Srafan /* Reset the power state. */ 238166124Srafan device_printf(dev, "chip is in D%d power mode " 239166124Srafan "-- setting to D0\n", pci_get_powerstate(dev)); 240166124Srafan pci_set_powerstate(dev, PCI_POWERSTATE_D0); 241166124Srafan 242166124Srafan /* Restore PCI config data. */ 243166124Srafan pci_write_config(dev, TXP_PCI_LOIO, iobase, 4); 244166124Srafan pci_write_config(dev, TXP_PCI_LOMEM, membase, 4); 245166124Srafan pci_write_config(dev, TXP_PCI_INTLINE, irq, 4); 246166124Srafan } 247166124Srafan 248166124Srafan /* 249166124Srafan * Map control/status registers. 250166124Srafan */ 251166124Srafan pci_enable_busmaster(dev); 252166124Srafan pci_enable_io(dev, SYS_RES_IOPORT); 253166124Srafan pci_enable_io(dev, SYS_RES_MEMORY); 254166124Srafan command = pci_read_config(dev, PCIR_COMMAND, 4); 255166124Srafan 256166124Srafan#ifdef TXP_USEIOSPACE 257166124Srafan if (!(command & PCIM_CMD_PORTEN)) { 258166124Srafan device_printf(dev, "failed to enable I/O ports!\n"); 259166124Srafan error = ENXIO; 260166124Srafan goto fail; 261166124Srafan } 262166124Srafan#else 263166124Srafan if (!(command & PCIM_CMD_MEMEN)) { 264166124Srafan device_printf(dev, "failed to enable memory mapping!\n"); 265166124Srafan error = ENXIO; 266166124Srafan goto fail; 26750276Speter } 26850276Speter#endif 26950276Speter 27050276Speter rid = TXP_RID; 271166124Srafan sc->sc_res = bus_alloc_resource(dev, TXP_RES, &rid, 272166124Srafan 0, ~0, 1, RF_ACTIVE); 27362449Speter 27462449Speter if (sc->sc_res == NULL) { 27562449Speter device_printf(dev, "couldn't map ports/memory\n"); 27662449Speter error = ENXIO; 27762449Speter goto fail; 278166124Srafan } 27950276Speter 28050276Speter sc->sc_bt = rman_get_bustag(sc->sc_res); 281166124Srafan sc->sc_bh = rman_get_bushandle(sc->sc_res); 28250276Speter 28376726Speter /* Allocate interrupt */ 284166124Srafan rid = 0; 28550276Speter sc->sc_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 28650276Speter RF_SHAREABLE | RF_ACTIVE); 287166124Srafan 28897049Speter if (sc->sc_irq == NULL) { 28997049Speter device_printf(dev, "couldn't map interrupt\n"); 290166124Srafan txp_release_resources(sc); 29162449Speter error = ENXIO; 29262449Speter goto fail; 293166124Srafan } 294166124Srafan 295166124Srafan error = bus_setup_intr(dev, sc->sc_irq, INTR_TYPE_NET, 296166124Srafan txp_intr, sc, &sc->sc_intrhand); 297166124Srafan 298184989Srafan if (error) { 299166124Srafan txp_release_resources(sc); 30050276Speter device_printf(dev, "couldn't set up irq\n"); 30150276Speter goto fail; 302166124Srafan } 303166124Srafan 304166124Srafan if (txp_chip_init(sc)) { 305166124Srafan txp_release_resources(sc); 30676726Speter goto fail; 30750276Speter } 308166124Srafan 30962449Speter sc->sc_fwbuf = contigmalloc(32768, M_DEVBUF, 31050276Speter M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0); 31150276Speter error = txp_download_fw(sc); 31250276Speter contigfree(sc->sc_fwbuf, 32768, M_DEVBUF); 31350276Speter sc->sc_fwbuf = NULL; 31450276Speter 31550276Speter if (error) { 316166124Srafan txp_release_resources(sc); 31762449Speter goto fail; 31850276Speter } 319166124Srafan 320166124Srafan sc->sc_ldata = contigmalloc(sizeof(struct txp_ldata), M_DEVBUF, 321166124Srafan M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0); 322166124Srafan bzero(sc->sc_ldata, sizeof(struct txp_ldata)); 323166124Srafan 324166124Srafan if (txp_alloc_rings(sc)) { 325166124Srafan txp_release_resources(sc); 326166124Srafan goto fail; 32750276Speter } 32850276Speter 329166124Srafan if (txp_command(sc, TXP_CMD_MAX_PKT_SIZE_WRITE, TXP_MAX_PKTLEN, 0, 0, 33050276Speter NULL, NULL, NULL, 1)) { 33150276Speter txp_release_resources(sc); 332166124Srafan goto fail; 333178866Srafan } 33450276Speter 335166124Srafan if (txp_command(sc, TXP_CMD_STATION_ADDRESS_READ, 0, 0, 0, 33650276Speter &p1, &p2, NULL, 1)) { 33750276Speter txp_release_resources(sc); 33850276Speter goto fail; 33950276Speter } 34050276Speter 341166124Srafan txp_set_filter(sc); 34250276Speter 34350276Speter sc->sc_arpcom.ac_enaddr[0] = ((u_int8_t *)&p1)[1]; 34450276Speter sc->sc_arpcom.ac_enaddr[1] = ((u_int8_t *)&p1)[0]; 34550276Speter sc->sc_arpcom.ac_enaddr[2] = ((u_int8_t *)&p2)[3]; 34650276Speter sc->sc_arpcom.ac_enaddr[3] = ((u_int8_t *)&p2)[2]; 34750276Speter sc->sc_arpcom.ac_enaddr[4] = ((u_int8_t *)&p2)[1]; 34850276Speter sc->sc_arpcom.ac_enaddr[5] = ((u_int8_t *)&p2)[0]; 34950276Speter 350166124Srafan printf("txp%d: Ethernet address %6D\n", unit, 35150276Speter sc->sc_arpcom.ac_enaddr, ":"); 35250276Speter 353166124Srafan sc->sc_cold = 0; 35450276Speter 35597049Speter ifmedia_init(&sc->sc_ifmedia, 0, txp_ifmedia_upd, txp_ifmedia_sts); 35650276Speter ifmedia_add(&sc->sc_ifmedia, IFM_ETHER|IFM_10_T, 0, NULL); 35750276Speter ifmedia_add(&sc->sc_ifmedia, IFM_ETHER|IFM_10_T|IFM_HDX, 0, NULL); 35850276Speter ifmedia_add(&sc->sc_ifmedia, IFM_ETHER|IFM_10_T|IFM_FDX, 0, NULL); 35950276Speter ifmedia_add(&sc->sc_ifmedia, IFM_ETHER|IFM_100_TX, 0, NULL); 36050276Speter ifmedia_add(&sc->sc_ifmedia, IFM_ETHER|IFM_100_TX|IFM_HDX, 0, NULL); 36150276Speter ifmedia_add(&sc->sc_ifmedia, IFM_ETHER|IFM_100_TX|IFM_FDX, 0, NULL); 36250276Speter ifmedia_add(&sc->sc_ifmedia, IFM_ETHER|IFM_AUTO, 0, NULL); 36350276Speter 36450276Speter sc->sc_xcvr = TXP_XCVR_AUTO; 365166124Srafan txp_command(sc, TXP_CMD_XCVR_SELECT, TXP_XCVR_AUTO, 0, 0, 36650276Speter NULL, NULL, NULL, 0); 36750276Speter ifmedia_set(&sc->sc_ifmedia, IFM_ETHER|IFM_AUTO); 368166124Srafan 36962449Speter ifp = &sc->sc_arpcom.ac_if; 37062449Speter ifp->if_softc = sc; 37162449Speter ifp->if_unit = unit; 37262449Speter ifp->if_name = "txp"; 37362449Speter ifp->if_mtu = ETHERMTU; 37462449Speter ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 37562449Speter ifp->if_ioctl = txp_ioctl; 37662449Speter ifp->if_output = ether_output; 37762449Speter ifp->if_start = txp_start; 378184989Srafan ifp->if_watchdog = txp_watchdog; 379166124Srafan ifp->if_init = txp_init; 38062449Speter ifp->if_baudrate = 100000000; 38162449Speter ifp->if_snd.ifq_maxlen = TX_ENTRIES; 382184989Srafan ifp->if_hwassist = 0; 38362449Speter txp_capabilities(sc); 384184989Srafan 385166124Srafan /* 38662449Speter * Attach us everywhere 387184989Srafan */ 388184989Srafan ether_ifattach(ifp, sc->sc_arpcom.ac_enaddr); 38962449Speter callout_handle_init(&sc->sc_tick); 390184989Srafan return(0); 391184989Srafan 39262449Speterfail: 393184989Srafan txp_release_resources(sc); 394184989Srafan mtx_destroy(&sc->sc_mtx); 395166124Srafan return(error); 396166124Srafan} 397166124Srafan 39850276Speterstatic int 39950276Spetertxp_detach(dev) 400166124Srafan device_t dev; 40150276Speter{ 40250276Speter struct txp_softc *sc; 403166124Srafan struct ifnet *ifp; 40450276Speter int i; 40550276Speter 406166124Srafan sc = device_get_softc(dev); 40750276Speter ifp = &sc->sc_arpcom.ac_if; 40850276Speter 409166124Srafan txp_stop(sc); 41050276Speter txp_shutdown(dev); 41150276Speter 412166124Srafan ifmedia_removeall(&sc->sc_ifmedia); 41350276Speter ether_ifdetach(ifp); 41497049Speter 41562449Speter for (i = 0; i < RXBUF_ENTRIES; i++) 41662449Speter free(sc->sc_rxbufs[i].rb_sd, M_DEVBUF); 41762449Speter 41862449Speter txp_release_resources(sc); 41962449Speter 42062449Speter mtx_destroy(&sc->sc_mtx); 42162449Speter return(0); 42250276Speter} 42350276Speter 42450276Speterstatic void 42550276Spetertxp_release_resources(sc) 42650276Speter struct txp_softc *sc; 42750276Speter{ 42850276Speter device_t dev; 42950276Speter 43050276Speter dev = sc->sc_dev; 43150276Speter 43250276Speter if (sc->sc_intrhand != NULL) 43350276Speter bus_teardown_intr(dev, sc->sc_irq, sc->sc_intrhand); 43450276Speter 43550276Speter if (sc->sc_irq != NULL) 436166124Srafan bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq); 437166124Srafan 438166124Srafan if (sc->sc_res != NULL) 439166124Srafan bus_release_resource(dev, TXP_RES, TXP_RID, sc->sc_res); 44050276Speter 441166124Srafan if (sc->sc_ldata != NULL) 44297049Speter contigfree(sc->sc_ldata, sizeof(struct txp_ldata), M_DEVBUF); 44397049Speter 444166124Srafan return; 445166124Srafan} 446166124Srafan 447166124Srafanstatic int 448166124Srafantxp_chip_init(sc) 449166124Srafan struct txp_softc *sc; 450166124Srafan{ 45150276Speter /* disable interrupts */ 45250276Speter WRITE_REG(sc, TXP_IER, 0); 453166124Srafan WRITE_REG(sc, TXP_IMR, 45450276Speter TXP_INT_SELF | TXP_INT_PCI_TABORT | TXP_INT_PCI_MABORT | 45550276Speter TXP_INT_DMA3 | TXP_INT_DMA2 | TXP_INT_DMA1 | TXP_INT_DMA0 | 456166124Srafan TXP_INT_LATCH); 45750276Speter 45850276Speter /* ack all interrupts */ 459166124Srafan WRITE_REG(sc, TXP_ISR, TXP_INT_RESERVED | TXP_INT_LATCH | 46050276Speter TXP_INT_A2H_7 | TXP_INT_A2H_6 | TXP_INT_A2H_5 | TXP_INT_A2H_4 | 46150276Speter TXP_INT_SELF | TXP_INT_PCI_TABORT | TXP_INT_PCI_MABORT | 462166124Srafan TXP_INT_DMA3 | TXP_INT_DMA2 | TXP_INT_DMA1 | TXP_INT_DMA0 | 46350276Speter TXP_INT_A2H_3 | TXP_INT_A2H_2 | TXP_INT_A2H_1 | TXP_INT_A2H_0); 464184989Srafan 465184989Srafan if (txp_reset_adapter(sc)) 46662449Speter return (-1); 46762449Speter 46862449Speter /* disable interrupts */ 46962449Speter WRITE_REG(sc, TXP_IER, 0); 47062449Speter WRITE_REG(sc, TXP_IMR, 47150276Speter TXP_INT_SELF | TXP_INT_PCI_TABORT | TXP_INT_PCI_MABORT | 47262449Speter TXP_INT_DMA3 | TXP_INT_DMA2 | TXP_INT_DMA1 | TXP_INT_DMA0 | 47362449Speter TXP_INT_LATCH); 47462449Speter 47550276Speter /* ack all interrupts */ 47662449Speter WRITE_REG(sc, TXP_ISR, TXP_INT_RESERVED | TXP_INT_LATCH | 47750276Speter TXP_INT_A2H_7 | TXP_INT_A2H_6 | TXP_INT_A2H_5 | TXP_INT_A2H_4 | 478166124Srafan TXP_INT_SELF | TXP_INT_PCI_TABORT | TXP_INT_PCI_MABORT | 47950276Speter TXP_INT_DMA3 | TXP_INT_DMA2 | TXP_INT_DMA1 | TXP_INT_DMA0 | 48050276Speter TXP_INT_A2H_3 | TXP_INT_A2H_2 | TXP_INT_A2H_1 | TXP_INT_A2H_0); 481166124Srafan 48250276Speter return (0); 48350276Speter} 48450276Speter 485166124Srafanstatic int 48650276Spetertxp_reset_adapter(sc) 48750276Speter struct txp_softc *sc; 488166124Srafan{ 48950276Speter u_int32_t r; 49050276Speter int i; 491166124Srafan 49250276Speter r = 0; 49350276Speter WRITE_REG(sc, TXP_SRR, TXP_SRR_ALL); 494166124Srafan DELAY(1000); 49576726Speter WRITE_REG(sc, TXP_SRR, 0); 496166124Srafan 497166124Srafan /* Should wait max 6 seconds */ 49897049Speter for (i = 0; i < 6000; i++) { 49950276Speter r = READ_REG(sc, TXP_A2H_0); 500166124Srafan if (r == STAT_WAITING_FOR_HOST_REQUEST) 50176726Speter break; 50276726Speter DELAY(1000); 50376726Speter } 50476726Speter 50576726Speter if (r != STAT_WAITING_FOR_HOST_REQUEST) { 50676726Speter device_printf(sc->sc_dev, "reset hung\n"); 50776726Speter return (-1); 508166124Srafan } 50950276Speter 51050276Speter return (0); 51197049Speter} 51262449Speter 51350276Speterstatic int 51450276Spetertxp_download_fw(sc) 51550276Speter struct txp_softc *sc; 51650276Speter{ 51750276Speter struct txp_fw_file_header *fileheader; 51850276Speter struct txp_fw_section_header *secthead; 51950276Speter int sect; 52050276Speter u_int32_t r, i, ier, imr; 52150276Speter 52250276Speter r = 0; 523166124Srafan ier = READ_REG(sc, TXP_IER); 524166124Srafan WRITE_REG(sc, TXP_IER, ier | TXP_INT_A2H_0); 525166124Srafan 526166124Srafan imr = READ_REG(sc, TXP_IMR); 527166124Srafan WRITE_REG(sc, TXP_IMR, imr | TXP_INT_A2H_0); 528166124Srafan 52950276Speter for (i = 0; i < 10000; i++) { 53050276Speter r = READ_REG(sc, TXP_A2H_0); 53150276Speter if (r == STAT_WAITING_FOR_HOST_REQUEST) 53250276Speter break; 53350276Speter DELAY(50); 534166124Srafan } 535178866Srafan if (r != STAT_WAITING_FOR_HOST_REQUEST) { 53697049Speter device_printf(sc->sc_dev, "not waiting for host request\n"); 53776726Speter return (-1); 53850276Speter } 53950276Speter 54050276Speter /* Ack the status */ 54150276Speter WRITE_REG(sc, TXP_ISR, TXP_INT_A2H_0); 54250276Speter 54350276Speter fileheader = (struct txp_fw_file_header *)tc990image; 54450276Speter if (bcmp("TYPHOON", fileheader->magicid, sizeof(fileheader->magicid))) { 54576726Speter device_printf(sc->sc_dev, "fw invalid magic\n"); 54650276Speter return (-1); 54750276Speter } 548166124Srafan 54950276Speter /* Tell boot firmware to get ready for image */ 55050276Speter WRITE_REG(sc, TXP_H2A_1, fileheader->addr); 551166124Srafan WRITE_REG(sc, TXP_H2A_0, TXP_BOOTCMD_RUNTIME_IMAGE); 55250276Speter 55350276Speter if (txp_download_fw_wait(sc)) { 554166124Srafan device_printf(sc->sc_dev, "fw wait failed, initial\n"); 55562449Speter return (-1); 55650276Speter } 557166124Srafan 55850276Speter secthead = (struct txp_fw_section_header *)(((u_int8_t *)tc990image) + 55950276Speter sizeof(struct txp_fw_file_header)); 560166124Srafan 56150276Speter for (sect = 0; sect < fileheader->nsections; sect++) { 56250276Speter if (txp_download_fw_section(sc, secthead, sect)) 563166124Srafan return (-1); 56450276Speter secthead = (struct txp_fw_section_header *) 56550276Speter (((u_int8_t *)secthead) + secthead->nbytes + 566166124Srafan sizeof(*secthead)); 56750276Speter } 56850276Speter 569166124Srafan WRITE_REG(sc, TXP_H2A_0, TXP_BOOTCMD_DOWNLOAD_COMPLETE); 57050276Speter 57176726Speter for (i = 0; i < 10000; i++) { 57250276Speter r = READ_REG(sc, TXP_A2H_0); 57350276Speter if (r == STAT_WAITING_FOR_BOOT) 57450276Speter break; 57562449Speter DELAY(50); 57697049Speter } 57797049Speter if (r != STAT_WAITING_FOR_BOOT) { 578184989Srafan device_printf(sc->sc_dev, "not waiting for boot\n"); 579184989Srafan return (-1); 58076726Speter } 58176726Speter 58276726Speter WRITE_REG(sc, TXP_IER, ier); 58376726Speter WRITE_REG(sc, TXP_IMR, imr); 58476726Speter 58576726Speter return (0); 58697049Speter} 58776726Speter 58876726Speterstatic int 58997049Spetertxp_download_fw_wait(sc) 59097049Speter struct txp_softc *sc; 59197049Speter{ 59297049Speter u_int32_t i, r; 59362449Speter 59462449Speter r = 0; 59550276Speter for (i = 0; i < 10000; i++) { 59650276Speter r = READ_REG(sc, TXP_ISR); 59750276Speter if (r & TXP_INT_A2H_0) 59850276Speter break; 59950276Speter DELAY(50); 60050276Speter } 60150276Speter 60250276Speter if (!(r & TXP_INT_A2H_0)) { 60350276Speter device_printf(sc->sc_dev, "fw wait failed comm0\n"); 60450276Speter return (-1); 60550276Speter } 60650276Speter 60750276Speter WRITE_REG(sc, TXP_ISR, TXP_INT_A2H_0); 60850276Speter 60950276Speter r = READ_REG(sc, TXP_A2H_0); 61050276Speter if (r != STAT_WAITING_FOR_SEGMENT) { 61150276Speter device_printf(sc->sc_dev, "fw not waiting for segment\n"); 61250276Speter return (-1); 61350276Speter } 61450276Speter return (0); 61550276Speter} 61650276Speter 61750276Speterstatic int 61850276Spetertxp_download_fw_section(sc, sect, sectnum) 61950276Speter struct txp_softc *sc; 62050276Speter struct txp_fw_section_header *sect; 62150276Speter int sectnum; 62250276Speter{ 62350276Speter vm_offset_t dma; 62450276Speter int rseg, err = 0; 625166124Srafan struct mbuf m; 626166124Srafan u_int16_t csum; 62797049Speter 62850276Speter /* Skip zero length sections */ 629166124Srafan if (sect->nbytes == 0) 630166124Srafan return (0); 631166124Srafan 632166124Srafan /* Make sure we aren't past the end of the image */ 633166124Srafan rseg = ((u_int8_t *)sect) - ((u_int8_t *)tc990image); 634166124Srafan if (rseg >= sizeof(tc990image)) { 635166124Srafan device_printf(sc->sc_dev, "fw invalid section address, " 636166124Srafan "section %d\n", sectnum); 637166124Srafan return (-1); 638166124Srafan } 639166124Srafan 640166124Srafan /* Make sure this section doesn't go past the end */ 641166124Srafan rseg += sect->nbytes; 642166124Srafan if (rseg >= sizeof(tc990image)) { 643166124Srafan device_printf(sc->sc_dev, "fw truncated section %d\n", 644166124Srafan sectnum); 645166124Srafan return (-1); 646166124Srafan } 647166124Srafan 648166124Srafan bcopy(((u_int8_t *)sect) + sizeof(*sect), sc->sc_fwbuf, sect->nbytes); 649166124Srafan dma = vtophys(sc->sc_fwbuf); 65050276Speter 651166124Srafan /* 65276726Speter * dummy up mbuf and verify section checksum 65376726Speter */ 65476726Speter m.m_type = MT_DATA; 655166124Srafan m.m_next = m.m_nextpkt = NULL; 65650276Speter m.m_len = sect->nbytes; 65797049Speter m.m_data = sc->sc_fwbuf; 65862449Speter m.m_flags = 0; 65950276Speter csum = in_cksum(&m, sect->nbytes); 66050276Speter if (csum != sect->cksum) { 66150276Speter device_printf(sc->sc_dev, "fw section %d, bad " 66250276Speter "cksum (expected 0x%x got 0x%x)\n", 66350276Speter sectnum, sect->cksum, csum); 66450276Speter err = -1; 66550276Speter goto bail; 66650276Speter } 66750276Speter 66850276Speter WRITE_REG(sc, TXP_H2A_1, sect->nbytes); 66950276Speter WRITE_REG(sc, TXP_H2A_2, sect->cksum); 67050276Speter WRITE_REG(sc, TXP_H2A_3, sect->addr); 67150276Speter WRITE_REG(sc, TXP_H2A_4, 0); 67250276Speter WRITE_REG(sc, TXP_H2A_5, dma & 0xffffffff); 67350276Speter WRITE_REG(sc, TXP_H2A_0, TXP_BOOTCMD_SEGMENT_AVAILABLE); 67450276Speter 67550276Speter if (txp_download_fw_wait(sc)) { 67650276Speter device_printf(sc->sc_dev, "fw wait failed, " 67750276Speter "section %d\n", sectnum); 67850276Speter err = -1; 67950276Speter } 68050276Speter 68150276Speterbail: 68250276Speter return (err); 683166124Srafan} 684166124Srafan 68550276Speterstatic void 686166124Srafantxp_intr(vsc) 68750276Speter void *vsc; 68850276Speter{ 689166124Srafan struct txp_softc *sc = vsc; 69050276Speter struct txp_hostvar *hv = sc->sc_hostvar; 69150276Speter u_int32_t isr; 692166124Srafan 69397049Speter /* mask all interrupts */ 69462449Speter WRITE_REG(sc, TXP_IMR, TXP_INT_RESERVED | TXP_INT_SELF | 695166124Srafan TXP_INT_A2H_7 | TXP_INT_A2H_6 | TXP_INT_A2H_5 | TXP_INT_A2H_4 | 69650276Speter TXP_INT_A2H_2 | TXP_INT_A2H_1 | TXP_INT_A2H_0 | 69750276Speter TXP_INT_DMA3 | TXP_INT_DMA2 | TXP_INT_DMA1 | TXP_INT_DMA0 | 698166124Srafan TXP_INT_PCI_TABORT | TXP_INT_PCI_MABORT | TXP_INT_LATCH); 69950276Speter 70050276Speter isr = READ_REG(sc, TXP_ISR); 701166124Srafan while (isr) { 70297049Speter WRITE_REG(sc, TXP_ISR, isr); 70350276Speter 70450276Speter if ((*sc->sc_rxhir.r_roff) != (*sc->sc_rxhir.r_woff)) 70550276Speter txp_rx_reclaim(sc, &sc->sc_rxhir); 70650276Speter if ((*sc->sc_rxlor.r_roff) != (*sc->sc_rxlor.r_woff)) 70750276Speter txp_rx_reclaim(sc, &sc->sc_rxlor); 708166124Srafan 70950276Speter if (hv->hv_rx_buf_write_idx == hv->hv_rx_buf_read_idx) 71050276Speter txp_rxbuf_reclaim(sc); 711166124Srafan 71250276Speter if (sc->sc_txhir.r_cnt && (sc->sc_txhir.r_cons != 71350276Speter TXP_OFFSET2IDX(*(sc->sc_txhir.r_off)))) 714184989Srafan txp_tx_reclaim(sc, &sc->sc_txhir); 71550276Speter 71650276Speter if (sc->sc_txlor.r_cnt && (sc->sc_txlor.r_cons != 71750276Speter TXP_OFFSET2IDX(*(sc->sc_txlor.r_off)))) 71850276Speter txp_tx_reclaim(sc, &sc->sc_txlor); 71950276Speter 720184989Srafan isr = READ_REG(sc, TXP_ISR); 72150276Speter } 72250276Speter 723184989Srafan /* unmask all interrupts */ 72450276Speter WRITE_REG(sc, TXP_IMR, TXP_INT_A2H_3); 72550276Speter 726184989Srafan txp_start(&sc->sc_arpcom.ac_if); 72750276Speter 72850276Speter return; 729184989Srafan} 73050276Speter 73197049Speterstatic void 732166124Srafantxp_rx_reclaim(sc, r) 73350276Speter struct txp_softc *sc; 73450276Speter struct txp_rx_ring *r; 73550276Speter{ 73697049Speter struct ifnet *ifp = &sc->sc_arpcom.ac_if; 73797049Speter struct txp_rx_desc *rxd; 738166124Srafan struct mbuf *m; 73950276Speter struct txp_swdesc *sd = NULL; 74062449Speter u_int32_t roff, woff; 741166124Srafan 74276726Speter roff = *r->r_roff; 74376726Speter woff = *r->r_woff; 744166124Srafan rxd = r->r_desc + (roff / sizeof(struct txp_rx_desc)); 74562449Speter 74662449Speter while (roff != woff) { 747166124Srafan 748166124Srafan if (rxd->rx_flags & RX_FLAGS_ERROR) { 749166124Srafan device_printf(sc->sc_dev, "error 0x%x\n", 750166124Srafan rxd->rx_stat); 75176726Speter ifp->if_ierrors++; 75276726Speter goto next; 753184989Srafan } 754184989Srafan 755184989Srafan /* retrieve stashed pointer */ 756184989Srafan sd = rxd->rx_sd; 757166124Srafan 758184989Srafan m = sd->sd_mbuf; 759184989Srafan sd->sd_mbuf = NULL; 760184989Srafan 761166124Srafan m->m_pkthdr.len = m->m_len = rxd->rx_len; 76297049Speter 76362449Speter#ifdef __STRICT_ALIGNMENT 764166124Srafan { 76550276Speter /* 76650276Speter * XXX Nice chip, except it won't accept "off by 2" 767166124Srafan * buffers, so we're force to copy. Supposedly 76862449Speter * this will be fixed in a newer firmware rev 76962449Speter * and this will be temporary. 770166124Srafan */ 77150276Speter struct mbuf *mnew; 772166124Srafan 773166124Srafan MGETHDR(mnew, M_DONTWAIT, MT_DATA); 774166124Srafan if (mnew == NULL) { 775166124Srafan m_freem(m); 776166124Srafan goto next; 777166124Srafan } 778166124Srafan if (m->m_len > (MHLEN - 2)) { 779166124Srafan MCLGET(mnew, M_DONTWAIT); 780166124Srafan if (!(mnew->m_flags & M_EXT)) { 78150276Speter m_freem(mnew); 78250276Speter m_freem(m); 783166124Srafan goto next; 784174993Srafan } 78550276Speter } 786166124Srafan mnew->m_pkthdr.rcvif = ifp; 787166124Srafan m_adj(mnew, 2); 788184989Srafan mnew->m_pkthdr.len = mnew->m_len = m->m_len; 789184989Srafan m_copydata(m, 0, m->m_pkthdr.len, mtod(mnew, caddr_t)); 790166124Srafan m_freem(m); 79176726Speter m = mnew; 79276726Speter } 793166124Srafan#endif 794174993Srafan 795184989Srafan if (rxd->rx_stat & RX_STAT_IPCKSUMBAD) 796178866Srafan m->m_pkthdr.csum_flags |= CSUM_IP_CHECKED; 797174993Srafan else if (rxd->rx_stat & RX_STAT_IPCKSUMGOOD) 798174993Srafan m->m_pkthdr.csum_flags |= 799174993Srafan CSUM_IP_CHECKED|CSUM_IP_VALID; 800174993Srafan 801174993Srafan if ((rxd->rx_stat & RX_STAT_TCPCKSUMGOOD) || 802178866Srafan (rxd->rx_stat & RX_STAT_UDPCKSUMGOOD)) { 803184989Srafan m->m_pkthdr.csum_flags |= 804184989Srafan CSUM_DATA_VALID|CSUM_PSEUDO_HDR; 805174993Srafan m->m_pkthdr.csum_data = 0xffff; 806166124Srafan } 807166124Srafan 808166124Srafan if (rxd->rx_stat & RX_STAT_VLAN) { 80962449Speter VLAN_INPUT_TAG(ifp, 81062449Speter m, htons(rxd->rx_vlan >> 16), goto next); 81162449Speter } 81262449Speter 813166124Srafan (*ifp->if_input)(ifp, m); 814166124Srafan 81562449Speternext: 81662449Speter 817166124Srafan roff += sizeof(struct txp_rx_desc); 818166124Srafan if (roff == (RX_ENTRIES * sizeof(struct txp_rx_desc))) { 819166124Srafan roff = 0; 820166124Srafan rxd = r->r_desc; 82150276Speter } else 82250276Speter rxd++; 823166124Srafan woff = *r->r_woff; 82450276Speter } 82550276Speter 826166124Srafan *r->r_roff = woff; 82750276Speter 828166124Srafan return; 82950276Speter} 830166124Srafan 831166124Srafanstatic void 832166124Srafantxp_rxbuf_reclaim(sc) 833166124Srafan struct txp_softc *sc; 834166124Srafan{ 83562449Speter struct ifnet *ifp = &sc->sc_arpcom.ac_if; 83662449Speter struct txp_hostvar *hv = sc->sc_hostvar; 837166124Srafan struct txp_rxbuf_desc *rbd; 83876726Speter struct txp_swdesc *sd; 839178866Srafan u_int32_t i; 840184989Srafan 841184989Srafan if (!(ifp->if_flags & IFF_RUNNING)) 842178866Srafan return; 843178866Srafan 844178866Srafan i = sc->sc_rxbufprod; 845178866Srafan rbd = sc->sc_rxbufs + i; 846178866Srafan 847166124Srafan while (1) { 848166124Srafan sd = rbd->rb_sd; 849166124Srafan if (sd->sd_mbuf != NULL) 850166124Srafan break; 851166124Srafan 852166124Srafan MGETHDR(sd->sd_mbuf, M_DONTWAIT, MT_DATA); 853166124Srafan if (sd->sd_mbuf == NULL) 854166124Srafan goto err_sd; 855166124Srafan 856166124Srafan MCLGET(sd->sd_mbuf, M_DONTWAIT); 857166124Srafan if ((sd->sd_mbuf->m_flags & M_EXT) == 0) 858184989Srafan goto err_mbuf; 859166124Srafan sd->sd_mbuf->m_pkthdr.rcvif = ifp; 86076726Speter sd->sd_mbuf->m_pkthdr.len = sd->sd_mbuf->m_len = MCLBYTES; 86197049Speter 862166124Srafan rbd->rb_paddrlo = vtophys(mtod(sd->sd_mbuf, vm_offset_t)) 863166124Srafan & 0xffffffff; 864166124Srafan rbd->rb_paddrhi = 0; 865166124Srafan 86676726Speter hv->hv_rx_buf_write_idx = TXP_IDX2OFFSET(i); 86776726Speter 868166124Srafan if (++i == RXBUF_ENTRIES) { 86976726Speter i = 0; 87097049Speter rbd = sc->sc_rxbufs; 87197049Speter } else 87297049Speter rbd++; 87397049Speter } 87497049Speter 87597049Speter sc->sc_rxbufprod = i; 87697049Speter 87797049Speter return; 87897049Speter 87997049Spetererr_mbuf: 88097049Speter m_freem(sd->sd_mbuf); 88197049Spetererr_sd: 88297049Speter free(sd, M_DEVBUF); 88397049Speter} 88476726Speter 885166124Srafan/* 886184989Srafan * Reclaim mbufs and entries from a transmit ring. 887184989Srafan */ 888184989Srafanstatic void 889184989Srafantxp_tx_reclaim(sc, r) 890166124Srafan struct txp_softc *sc; 89176726Speter struct txp_tx_ring *r; 892166124Srafan{ 893166124Srafan struct ifnet *ifp = &sc->sc_arpcom.ac_if; 894166124Srafan u_int32_t idx = TXP_OFFSET2IDX(*(r->r_off)); 895166124Srafan u_int32_t cons = r->r_cons, cnt = r->r_cnt; 896166124Srafan struct txp_tx_desc *txd = r->r_desc + cons; 897166124Srafan struct txp_swdesc *sd = sc->sc_txd + cons; 898166124Srafan struct mbuf *m; 899166124Srafan 900166124Srafan while (cons != idx) { 901166124Srafan if (cnt == 0) 902166124Srafan break; 903166124Srafan 904166124Srafan if ((txd->tx_flags & TX_FLAGS_TYPE_M) == 905166124Srafan TX_FLAGS_TYPE_DATA) { 906166124Srafan m = sd->sd_mbuf; 907166124Srafan if (m != NULL) { 908166124Srafan m_freem(m); 909184989Srafan txd->tx_addrlo = 0; 910184989Srafan txd->tx_addrhi = 0; 911184989Srafan ifp->if_opackets++; 912184989Srafan } 913166124Srafan } 914166124Srafan ifp->if_flags &= ~IFF_OACTIVE; 915166124Srafan 916184989Srafan if (++cons == TX_ENTRIES) { 917184989Srafan txd = r->r_desc; 91876726Speter cons = 0; 91997049Speter sd = sc->sc_txd; 920166124Srafan } else { 92197049Speter txd++; 92297049Speter sd++; 923166124Srafan } 92476726Speter 92597049Speter cnt--; 92697049Speter } 92797049Speter 92897049Speter r->r_cons = cons; 92997049Speter r->r_cnt = cnt; 93097049Speter if (cnt == 0) 93197049Speter ifp->if_timer = 0; 93297049Speter} 933184989Srafan 93497049Speterstatic int 93597049Spetertxp_shutdown(dev) 93676726Speter device_t dev; 937166124Srafan{ 93876726Speter struct txp_softc *sc; 93976726Speter 94076726Speter sc = device_get_softc(dev); 94176726Speter 94276726Speter /* mask all interrupts */ 94376726Speter WRITE_REG(sc, TXP_IMR, 94476726Speter TXP_INT_SELF | TXP_INT_PCI_TABORT | TXP_INT_PCI_MABORT | 945166124Srafan TXP_INT_DMA3 | TXP_INT_DMA2 | TXP_INT_DMA1 | TXP_INT_DMA0 | 94676726Speter TXP_INT_LATCH); 94776726Speter 948166124Srafan txp_command(sc, TXP_CMD_TX_DISABLE, 0, 0, 0, NULL, NULL, NULL, 0); 94976726Speter txp_command(sc, TXP_CMD_RX_DISABLE, 0, 0, 0, NULL, NULL, NULL, 0); 95076726Speter txp_command(sc, TXP_CMD_HALT, 0, 0, 0, NULL, NULL, NULL, 0); 951166124Srafan 952166124Srafan return(0); 953184989Srafan} 954166124Srafan 95576726Speterstatic int 95676726Spetertxp_alloc_rings(sc) 957166124Srafan struct txp_softc *sc; 95876726Speter{ 95976726Speter struct txp_boot_record *boot; 960166124Srafan struct txp_ldata *ld; 961166124Srafan u_int32_t r; 962166124Srafan int i; 963166124Srafan 96476726Speter r = 0; 96576726Speter ld = sc->sc_ldata; 966166124Srafan boot = &ld->txp_boot; 967178866Srafan 968184989Srafan /* boot record */ 969174993Srafan sc->sc_boot = boot; 97097049Speter 97176726Speter /* host variables */ 97276726Speter bzero(&ld->txp_hostvar, sizeof(struct txp_hostvar)); 97376726Speter boot->br_hostvar_lo = vtophys(&ld->txp_hostvar); 97497049Speter boot->br_hostvar_hi = 0; 97597049Speter sc->sc_hostvar = (struct txp_hostvar *)&ld->txp_hostvar; 97697049Speter 97776726Speter /* hi priority tx ring */ 97897049Speter boot->br_txhipri_lo = vtophys(&ld->txp_txhiring);; 97976726Speter boot->br_txhipri_hi = 0; 98076726Speter boot->br_txhipri_siz = TX_ENTRIES * sizeof(struct txp_tx_desc); 981184989Srafan sc->sc_txhir.r_reg = TXP_H2A_1; 98297049Speter sc->sc_txhir.r_desc = (struct txp_tx_desc *)&ld->txp_txhiring; 98376726Speter sc->sc_txhir.r_cons = sc->sc_txhir.r_prod = sc->sc_txhir.r_cnt = 0; 98476726Speter sc->sc_txhir.r_off = &sc->sc_hostvar->hv_tx_hi_desc_read_idx; 98597049Speter 98697049Speter /* lo priority tx ring */ 987166124Srafan boot->br_txlopri_lo = vtophys(&ld->txp_txloring); 98897049Speter boot->br_txlopri_hi = 0; 98997049Speter boot->br_txlopri_siz = TX_ENTRIES * sizeof(struct txp_tx_desc); 99097049Speter sc->sc_txlor.r_reg = TXP_H2A_3; 99197049Speter sc->sc_txlor.r_desc = (struct txp_tx_desc *)&ld->txp_txloring; 992166124Srafan sc->sc_txlor.r_cons = sc->sc_txlor.r_prod = sc->sc_txlor.r_cnt = 0; 99350276Speter sc->sc_txlor.r_off = &sc->sc_hostvar->hv_tx_lo_desc_read_idx; 99476726Speter 99597049Speter /* high priority rx ring */ 99697049Speter boot->br_rxhipri_lo = vtophys(&ld->txp_rxhiring); 99797049Speter boot->br_rxhipri_hi = 0; 99897049Speter boot->br_rxhipri_siz = RX_ENTRIES * sizeof(struct txp_rx_desc); 99997049Speter sc->sc_rxhir.r_desc = (struct txp_rx_desc *)&ld->txp_rxhiring; 100097049Speter sc->sc_rxhir.r_roff = &sc->sc_hostvar->hv_rx_hi_read_idx; 100197049Speter sc->sc_rxhir.r_woff = &sc->sc_hostvar->hv_rx_hi_write_idx; 100297049Speter 100397049Speter /* low priority rx ring */ 100497049Speter boot->br_rxlopri_lo = vtophys(&ld->txp_rxloring); 100597049Speter boot->br_rxlopri_hi = 0; 100697049Speter boot->br_rxlopri_siz = RX_ENTRIES * sizeof(struct txp_rx_desc); 100797049Speter sc->sc_rxlor.r_desc = (struct txp_rx_desc *)&ld->txp_rxloring; 100897049Speter sc->sc_rxlor.r_roff = &sc->sc_hostvar->hv_rx_lo_read_idx; 1009166124Srafan sc->sc_rxlor.r_woff = &sc->sc_hostvar->hv_rx_lo_write_idx; 101097049Speter 101197049Speter /* command ring */ 101297049Speter bzero(&ld->txp_cmdring, sizeof(struct txp_cmd_desc) * CMD_ENTRIES); 101397049Speter boot->br_cmd_lo = vtophys(&ld->txp_cmdring); 101497049Speter boot->br_cmd_hi = 0; 1015166124Srafan boot->br_cmd_siz = CMD_ENTRIES * sizeof(struct txp_cmd_desc); 1016166124Srafan sc->sc_cmdring.base = (struct txp_cmd_desc *)&ld->txp_cmdring; 1017166124Srafan sc->sc_cmdring.size = CMD_ENTRIES * sizeof(struct txp_cmd_desc); 101850276Speter sc->sc_cmdring.lastwrite = 0; 1019166124Srafan 1020184989Srafan /* response ring */ 1021184989Srafan bzero(&ld->txp_rspring, sizeof(struct txp_rsp_desc) * RSP_ENTRIES); 1022184989Srafan boot->br_resp_lo = vtophys(&ld->txp_rspring); 1023184989Srafan boot->br_resp_hi = 0; 1024166124Srafan boot->br_resp_siz = CMD_ENTRIES * sizeof(struct txp_rsp_desc); 1025166124Srafan sc->sc_rspring.base = (struct txp_rsp_desc *)&ld->txp_rspring; 1026166124Srafan sc->sc_rspring.size = RSP_ENTRIES * sizeof(struct txp_rsp_desc); 1027166124Srafan sc->sc_rspring.lastwrite = 0; 1028166124Srafan 102976726Speter /* receive buffer ring */ 103097049Speter boot->br_rxbuf_lo = vtophys(&ld->txp_rxbufs); 103197049Speter boot->br_rxbuf_hi = 0; 103297049Speter boot->br_rxbuf_siz = RXBUF_ENTRIES * sizeof(struct txp_rxbuf_desc); 103397049Speter sc->sc_rxbufs = (struct txp_rxbuf_desc *)&ld->txp_rxbufs; 103450276Speter 1035166124Srafan for (i = 0; i < RXBUF_ENTRIES; i++) { 103697049Speter struct txp_swdesc *sd; 1037184989Srafan if (sc->sc_rxbufs[i].rb_sd != NULL) 1038184989Srafan continue; 1039184989Srafan sc->sc_rxbufs[i].rb_sd = malloc(sizeof(struct txp_swdesc), 104050276Speter M_DEVBUF, M_NOWAIT); 1041184989Srafan if (sc->sc_rxbufs[i].rb_sd == NULL) 104250276Speter return(ENOBUFS); 1043166124Srafan sd = sc->sc_rxbufs[i].rb_sd; 1044166124Srafan sd->sd_mbuf = NULL; 1045166124Srafan } 1046166124Srafan sc->sc_rxbufprod = 0; 1047166124Srafan 1048166124Srafan /* zero dma */ 1049166124Srafan bzero(&ld->txp_zero, sizeof(u_int32_t)); 1050166124Srafan boot->br_zero_lo = vtophys(&ld->txp_zero); 1051166124Srafan boot->br_zero_hi = 0; 1052166124Srafan 1053166124Srafan /* See if it's waiting for boot, and try to boot it */ 1054166124Srafan for (i = 0; i < 10000; i++) { 1055166124Srafan r = READ_REG(sc, TXP_A2H_0); 1056166124Srafan if (r == STAT_WAITING_FOR_BOOT) 1057166124Srafan break; 1058166124Srafan DELAY(50); 1059166124Srafan } 1060166124Srafan 1061166124Srafan if (r != STAT_WAITING_FOR_BOOT) { 1062166124Srafan device_printf(sc->sc_dev, "not waiting for boot\n"); 1063166124Srafan return(ENXIO); 106497049Speter } 106562449Speter 106662449Speter WRITE_REG(sc, TXP_H2A_2, 0); 106762449Speter WRITE_REG(sc, TXP_H2A_1, vtophys(sc->sc_boot)); 106850276Speter WRITE_REG(sc, TXP_H2A_0, TXP_BOOTCMD_REGISTER_BOOT_RECORD); 106962449Speter 107050276Speter /* See if it booted */ 1071166124Srafan for (i = 0; i < 10000; i++) { 1072166124Srafan r = READ_REG(sc, TXP_A2H_0); 1073184989Srafan if (r == STAT_RUNNING) 107497049Speter break; 107597049Speter DELAY(50); 107697049Speter } 107797049Speter if (r != STAT_RUNNING) { 107897049Speter device_printf(sc->sc_dev, "fw not running\n"); 107997049Speter return(ENXIO); 1080166124Srafan } 108197049Speter 108250276Speter /* Clear TX and CMD ring write registers */ 108350276Speter WRITE_REG(sc, TXP_H2A_1, TXP_BOOTCMD_NULL); 108450276Speter WRITE_REG(sc, TXP_H2A_2, TXP_BOOTCMD_NULL); 108550276Speter WRITE_REG(sc, TXP_H2A_3, TXP_BOOTCMD_NULL); 1086166124Srafan WRITE_REG(sc, TXP_H2A_0, TXP_BOOTCMD_NULL); 1087166124Srafan 1088166124Srafan return (0); 108950276Speter} 1090166124Srafan 109162449Speterstatic int 1092166124Srafantxp_ioctl(ifp, command, data) 109362449Speter struct ifnet *ifp; 109450276Speter u_long command; 109550276Speter caddr_t data; 109650276Speter{ 109750276Speter struct txp_softc *sc = ifp->if_softc; 1098166124Srafan struct ifreq *ifr = (struct ifreq *)data; 109950276Speter int s, error = 0; 110062449Speter 1101184989Srafan s = splnet(); 1102184989Srafan 110350276Speter switch(command) { 1104184989Srafan case SIOCSIFFLAGS: 110550276Speter if (ifp->if_flags & IFF_UP) { 110650276Speter txp_init(sc); 1107166124Srafan } else { 110850276Speter if (ifp->if_flags & IFF_RUNNING) 110950276Speter txp_stop(sc); 1110166124Srafan } 111150276Speter break; 111250276Speter case SIOCADDMULTI: 111350276Speter case SIOCDELMULTI: 111450276Speter /* 111550276Speter * Multicast list has changed; set the hardware 111650276Speter * filter accordingly. 1117166124Srafan */ 111850276Speter txp_set_filter(sc); 111950276Speter error = 0; 112050276Speter break; 1121166124Srafan case SIOCGIFMEDIA: 1122166124Srafan case SIOCSIFMEDIA: 1123166124Srafan error = ifmedia_ioctl(ifp, ifr, &sc->sc_ifmedia, command); 1124166124Srafan break; 1125166124Srafan default: 1126166124Srafan error = ether_ioctl(ifp, command, data); 1127166124Srafan break; 1128166124Srafan } 1129166124Srafan 1130166124Srafan (void)splx(s); 113150276Speter 113250276Speter return(error); 113350276Speter} 113450276Speter 1135166124Srafanstatic int 113650276Spetertxp_rxring_fill(sc) 1137166124Srafan struct txp_softc *sc; 113850276Speter{ 1139184989Srafan int i; 1140184989Srafan struct ifnet *ifp; 114197049Speter struct txp_swdesc *sd; 114250276Speter 1143166124Srafan ifp = &sc->sc_arpcom.ac_if; 114450276Speter 114550276Speter for (i = 0; i < RXBUF_ENTRIES; i++) { 1146166124Srafan sd = sc->sc_rxbufs[i].rb_sd; 114750276Speter MGETHDR(sd->sd_mbuf, M_DONTWAIT, MT_DATA); 114850276Speter if (sd->sd_mbuf == NULL) 1149166124Srafan return(ENOBUFS); 115076726Speter 115150276Speter MCLGET(sd->sd_mbuf, M_DONTWAIT); 1152166124Srafan if ((sd->sd_mbuf->m_flags & M_EXT) == 0) { 115397049Speter m_freem(sd->sd_mbuf); 115476726Speter return(ENOBUFS); 1155166124Srafan } 115650276Speter sd->sd_mbuf->m_pkthdr.len = sd->sd_mbuf->m_len = MCLBYTES; 115750276Speter sd->sd_mbuf->m_pkthdr.rcvif = ifp; 1158166124Srafan 115962449Speter sc->sc_rxbufs[i].rb_paddrlo = 116062449Speter vtophys(mtod(sd->sd_mbuf, vm_offset_t)); 1161166124Srafan sc->sc_rxbufs[i].rb_paddrhi = 0; 116250276Speter } 116350276Speter 1164166124Srafan sc->sc_hostvar->hv_rx_buf_write_idx = (RXBUF_ENTRIES - 1) * 116550276Speter sizeof(struct txp_rxbuf_desc); 116650276Speter 116750276Speter return(0); 116850276Speter} 116950276Speter 117050276Speterstatic void 117150276Spetertxp_rxring_empty(sc) 1172166124Srafan struct txp_softc *sc; 117397049Speter{ 1174184989Srafan int i; 1175184989Srafan struct txp_swdesc *sd; 1176184989Srafan 117750276Speter if (sc->sc_rxbufs == NULL) 117850276Speter return; 117950276Speter 118050276Speter for (i = 0; i < RXBUF_ENTRIES; i++) { 1181166124Srafan if (&sc->sc_rxbufs[i] == NULL) 118250276Speter continue; 118350276Speter sd = sc->sc_rxbufs[i].rb_sd; 118450276Speter if (sd == NULL) 1185166124Srafan continue; 1186166124Srafan if (sd->sd_mbuf != NULL) { 1187166124Srafan m_freem(sd->sd_mbuf); 1188166124Srafan sd->sd_mbuf = NULL; 1189166124Srafan } 119097049Speter } 119197049Speter 119297049Speter return; 1193166124Srafan} 119450276Speter 119550276Speterstatic void 1196166124Srafantxp_init(xsc) 119776726Speter void *xsc; 119850276Speter{ 1199166124Srafan struct txp_softc *sc; 120062449Speter struct ifnet *ifp; 120150276Speter u_int16_t p1; 120250276Speter u_int32_t p2; 120350276Speter int s; 120450276Speter 120550276Speter sc = xsc; 1206184989Srafan ifp = &sc->sc_arpcom.ac_if; 120750276Speter 120850276Speter if (ifp->if_flags & IFF_RUNNING) 1209166124Srafan return; 121050276Speter 121150276Speter txp_stop(sc); 1212166124Srafan 121350276Speter s = splnet(); 121450276Speter 1215166124Srafan txp_command(sc, TXP_CMD_MAX_PKT_SIZE_WRITE, TXP_MAX_PKTLEN, 0, 0, 1216178866Srafan NULL, NULL, NULL, 1); 1217178866Srafan 1218178866Srafan /* Set station address. */ 121962449Speter ((u_int8_t *)&p1)[1] = sc->sc_arpcom.ac_enaddr[0]; 122062449Speter ((u_int8_t *)&p1)[0] = sc->sc_arpcom.ac_enaddr[1]; 1221166124Srafan ((u_int8_t *)&p2)[3] = sc->sc_arpcom.ac_enaddr[2]; 122262449Speter ((u_int8_t *)&p2)[2] = sc->sc_arpcom.ac_enaddr[3]; 122362449Speter ((u_int8_t *)&p2)[1] = sc->sc_arpcom.ac_enaddr[4]; 1224166124Srafan ((u_int8_t *)&p2)[0] = sc->sc_arpcom.ac_enaddr[5]; 1225166124Srafan txp_command(sc, TXP_CMD_STATION_ADDRESS_WRITE, p1, p2, 0, 1226166124Srafan NULL, NULL, NULL, 1); 1227166124Srafan 1228174993Srafan txp_set_filter(sc); 1229174993Srafan 1230174993Srafan txp_rxring_fill(sc); 1231174993Srafan 1232174993Srafan txp_command(sc, TXP_CMD_TX_ENABLE, 0, 0, 0, NULL, NULL, NULL, 1); 1233174993Srafan txp_command(sc, TXP_CMD_RX_ENABLE, 0, 0, 0, NULL, NULL, NULL, 1); 1234174993Srafan 1235174993Srafan WRITE_REG(sc, TXP_IER, TXP_INT_RESERVED | TXP_INT_SELF | 1236174993Srafan TXP_INT_A2H_7 | TXP_INT_A2H_6 | TXP_INT_A2H_5 | TXP_INT_A2H_4 | 123762449Speter TXP_INT_A2H_2 | TXP_INT_A2H_1 | TXP_INT_A2H_0 | 123862449Speter TXP_INT_DMA3 | TXP_INT_DMA2 | TXP_INT_DMA1 | TXP_INT_DMA0 | 1239166124Srafan TXP_INT_PCI_TABORT | TXP_INT_PCI_MABORT | TXP_INT_LATCH); 124062449Speter WRITE_REG(sc, TXP_IMR, TXP_INT_A2H_3); 124162449Speter 1242166124Srafan ifp->if_flags |= IFF_RUNNING; 124362449Speter ifp->if_flags &= ~IFF_OACTIVE; 1244166124Srafan ifp->if_timer = 0; 1245166124Srafan 1246166124Srafan sc->sc_tick = timeout(txp_tick, sc, hz); 1247166124Srafan 1248166124Srafan splx(s); 1249166124Srafan} 125062449Speter 125197049Speterstatic void 125297049Spetertxp_tick(vsc) 1253184989Srafan void *vsc; 1254184989Srafan{ 125562449Speter struct txp_softc *sc = vsc; 125697049Speter struct ifnet *ifp = &sc->sc_arpcom.ac_if; 1257166124Srafan struct txp_rsp_desc *rsp = NULL; 125862449Speter struct txp_ext_desc *ext; 125962449Speter int s; 1260166124Srafan 1261166124Srafan s = splnet(); 1262166124Srafan txp_rxbuf_reclaim(sc); 1263166124Srafan 1264166124Srafan if (txp_command2(sc, TXP_CMD_READ_STATISTICS, 0, 0, 0, NULL, 0, 126562449Speter &rsp, 1)) 1266166124Srafan goto out; 126776726Speter if (rsp->rsp_numdesc != 6) 126876726Speter goto out; 1269166124Srafan if (txp_command(sc, TXP_CMD_CLEAR_STATISTICS, 0, 0, 0, 127062449Speter NULL, NULL, NULL, 1)) 127162449Speter goto out; 1272166124Srafan ext = (struct txp_ext_desc *)(rsp + 1); 127362449Speter 127462449Speter ifp->if_ierrors += ext[3].ext_2 + ext[3].ext_3 + ext[3].ext_4 + 1275166124Srafan ext[4].ext_1 + ext[4].ext_4; 127676726Speter ifp->if_oerrors += ext[0].ext_1 + ext[1].ext_1 + ext[1].ext_4 + 127776726Speter ext[2].ext_1; 127876726Speter ifp->if_collisions += ext[0].ext_2 + ext[0].ext_3 + ext[1].ext_2 + 127976726Speter ext[1].ext_3; 128076726Speter ifp->if_opackets += rsp->rsp_par2; 128176726Speter ifp->if_ipackets += ext[2].ext_3; 128276726Speter 128376726Speterout: 128476726Speter if (rsp != NULL) 128576726Speter free(rsp, M_DEVBUF); 1286166124Srafan 128776726Speter splx(s); 128876726Speter sc->sc_tick = timeout(txp_tick, sc, hz); 1289166124Srafan 129076726Speter return; 129176726Speter} 1292166124Srafan 129376726Speterstatic void 129476726Spetertxp_start(ifp) 1295166124Srafan struct ifnet *ifp; 129676726Speter{ 129776726Speter struct txp_softc *sc = ifp->if_softc; 1298166124Srafan struct txp_tx_ring *r = &sc->sc_txhir; 129976726Speter struct txp_tx_desc *txd; 130076726Speter struct txp_frag_desc *fxd; 1301166124Srafan struct mbuf *m, *m0; 130276726Speter struct txp_swdesc *sd; 130376726Speter u_int32_t firstprod, firstcnt, prod, cnt; 1304166124Srafan struct m_tag *mtag; 1305166124Srafan 1306184989Srafan if ((ifp->if_flags & (IFF_RUNNING | IFF_OACTIVE)) != IFF_RUNNING) 1307166124Srafan return; 1308166124Srafan 1309166124Srafan prod = r->r_prod; 1310166124Srafan cnt = r->r_cnt; 1311166124Srafan 1312184989Srafan while (1) { 1313166124Srafan IF_DEQUEUE(&ifp->if_snd, m); 1314166124Srafan if (m == NULL) 1315166124Srafan break; 1316166124Srafan 1317166124Srafan firstprod = prod; 1318166124Srafan firstcnt = cnt; 1319166124Srafan 1320166124Srafan sd = sc->sc_txd + prod; 1321166124Srafan sd->sd_mbuf = m; 1322166124Srafan 1323166124Srafan if ((TX_ENTRIES - cnt) < 4) 1324166124Srafan goto oactive; 1325166124Srafan 1326166124Srafan txd = r->r_desc + prod; 132750276Speter 132850276Speter txd->tx_flags = TX_FLAGS_TYPE_DATA; 132950276Speter txd->tx_numdesc = 0; 133050276Speter txd->tx_addrlo = 0; 133150276Speter txd->tx_addrhi = 0; 133297049Speter txd->tx_totlen = 0; 133362449Speter txd->tx_pflags = 0; 133450276Speter 133550276Speter if (++prod == TX_ENTRIES) 133650276Speter prod = 0; 133750276Speter 133850276Speter if (++cnt >= (TX_ENTRIES - 4)) 133950276Speter goto oactive; 134050276Speter 134150276Speter mtag = VLAN_OUTPUT_TAG(ifp, m); 134250276Speter if (mtag != NULL) { 134350276Speter txd->tx_pflags = TX_PFLAGS_VLAN | 134450276Speter (htons(VLAN_TAG_VALUE(mtag)) << TX_PFLAGS_VLANTAG_S); 134550276Speter } 134650276Speter 134750276Speter if (m->m_pkthdr.csum_flags & CSUM_IP) 134850276Speter txd->tx_pflags |= TX_PFLAGS_IPCKSUM; 134950276Speter 135050276Speter#if 0 135150276Speter if (m->m_pkthdr.csum_flags & CSUM_TCP) 135250276Speter txd->tx_pflags |= TX_PFLAGS_TCPCKSUM; 135350276Speter if (m->m_pkthdr.csum_flags & CSUM_UDP) 135450276Speter txd->tx_pflags |= TX_PFLAGS_UDPCKSUM; 135550276Speter#endif 135650276Speter 135750276Speter fxd = (struct txp_frag_desc *)(r->r_desc + prod); 1358166124Srafan for (m0 = m; m0 != NULL; m0 = m0->m_next) { 135950276Speter if (m0->m_len == 0) 136050276Speter continue; 136150276Speter if (++cnt >= (TX_ENTRIES - 4)) 136250276Speter goto oactive; 136350276Speter 136450276Speter txd->tx_numdesc++; 136550276Speter 136650276Speter fxd->frag_flags = FRAG_FLAGS_TYPE_FRAG; 136750276Speter fxd->frag_rsvd1 = 0; 136850276Speter fxd->frag_len = m0->m_len; 136950276Speter fxd->frag_addrlo = vtophys(mtod(m0, vm_offset_t)); 137050276Speter fxd->frag_addrhi = 0; 137162449Speter fxd->frag_rsvd2 = 0; 137262449Speter 137362449Speter if (++prod == TX_ENTRIES) { 137462449Speter fxd = (struct txp_frag_desc *)r->r_desc; 137550276Speter prod = 0; 137650276Speter } else 137750276Speter fxd++; 137850276Speter 137950276Speter } 138050276Speter 138150276Speter ifp->if_timer = 5; 138250276Speter 138350276Speter BPF_MTAP(ifp, m); 138450276Speter WRITE_REG(sc, r->r_reg, TXP_IDX2OFFSET(prod)); 138550276Speter } 138650276Speter 138750276Speter r->r_prod = prod; 138850276Speter r->r_cnt = cnt; 138950276Speter return; 139050276Speter 139150276Speteroactive: 139250276Speter ifp->if_flags |= IFF_OACTIVE; 139350276Speter r->r_prod = firstprod; 139450276Speter r->r_cnt = firstcnt; 139550276Speter IF_PREPEND(&ifp->if_snd, m); 139650276Speter return; 139750276Speter} 139850276Speter 139950276Speter/* 140050276Speter * Handle simple commands sent to the typhoon 140150276Speter */ 140250276Speterstatic int 140350276Spetertxp_command(sc, id, in1, in2, in3, out1, out2, out3, wait) 140450276Speter struct txp_softc *sc; 140550276Speter u_int16_t id, in1, *out1; 140650276Speter u_int32_t in2, in3, *out2, *out3; 140750276Speter int wait; 140850276Speter{ 140950276Speter struct txp_rsp_desc *rsp = NULL; 141050276Speter 141150276Speter if (txp_command2(sc, id, in1, in2, in3, NULL, 0, &rsp, wait)) 141250276Speter return (-1); 141350276Speter 141450276Speter if (!wait) 141550276Speter return (0); 141650276Speter 141750276Speter if (out1 != NULL) 141850276Speter *out1 = rsp->rsp_par1; 141976726Speter if (out2 != NULL) 142076726Speter *out2 = rsp->rsp_par2; 142176726Speter if (out3 != NULL) 142276726Speter *out3 = rsp->rsp_par3; 142376726Speter free(rsp, M_DEVBUF); 142476726Speter return (0); 142576726Speter} 142676726Speter 142776726Speterstatic int 142876726Spetertxp_command2(sc, id, in1, in2, in3, in_extp, in_extn, rspp, wait) 142976726Speter struct txp_softc *sc; 143076726Speter u_int16_t id, in1; 143176726Speter u_int32_t in2, in3; 143276726Speter struct txp_ext_desc *in_extp; 143376726Speter u_int8_t in_extn; 143476726Speter struct txp_rsp_desc **rspp; 143576726Speter int wait; 143676726Speter{ 143750276Speter struct txp_hostvar *hv = sc->sc_hostvar; 143850276Speter struct txp_cmd_desc *cmd; 143950276Speter struct txp_ext_desc *ext; 144050276Speter u_int32_t idx, i; 144150276Speter u_int16_t seq; 144250276Speter 144350276Speter if (txp_cmd_desc_numfree(sc) < (in_extn + 1)) { 144450276Speter device_printf(sc->sc_dev, "no free cmd descriptors\n"); 144550276Speter return (-1); 144650276Speter } 1447166124Srafan 1448166124Srafan idx = sc->sc_cmdring.lastwrite; 144950276Speter cmd = (struct txp_cmd_desc *)(((u_int8_t *)sc->sc_cmdring.base) + idx); 145050276Speter bzero(cmd, sizeof(*cmd)); 145150276Speter 1452166124Srafan cmd->cmd_numdesc = in_extn; 145350276Speter cmd->cmd_seq = seq = sc->sc_seq++; 145450276Speter cmd->cmd_id = id; 145550276Speter cmd->cmd_par1 = in1; 145650276Speter cmd->cmd_par2 = in2; 145750276Speter cmd->cmd_par3 = in3; 145850276Speter cmd->cmd_flags = CMD_FLAGS_TYPE_CMD | 145950276Speter (wait ? CMD_FLAGS_RESP : 0) | CMD_FLAGS_VALID; 146050276Speter 1461166124Srafan idx += sizeof(struct txp_cmd_desc); 146250276Speter if (idx == sc->sc_cmdring.size) 146350276Speter idx = 0; 146450276Speter 146550276Speter for (i = 0; i < in_extn; i++) { 146650276Speter ext = (struct txp_ext_desc *)(((u_int8_t *)sc->sc_cmdring.base) + idx); 1467166124Srafan bcopy(in_extp, ext, sizeof(struct txp_ext_desc)); 146850276Speter in_extp++; 146950276Speter idx += sizeof(struct txp_cmd_desc); 1470166124Srafan if (idx == sc->sc_cmdring.size) 147150276Speter idx = 0; 147250276Speter } 1473166124Srafan 147450276Speter sc->sc_cmdring.lastwrite = idx; 147550276Speter 1476166124Srafan WRITE_REG(sc, TXP_H2A_2, sc->sc_cmdring.lastwrite); 147750276Speter 147850276Speter if (!wait) 147950276Speter return (0); 148062449Speter 148162449Speter for (i = 0; i < 10000; i++) { 148250276Speter idx = hv->hv_resp_read_idx; 148376726Speter if (idx != hv->hv_resp_write_idx) { 148476726Speter *rspp = NULL; 148576726Speter if (txp_response(sc, idx, id, seq, rspp)) 148662449Speter return (-1); 1487184989Srafan if (*rspp != NULL) 1488166124Srafan break; 1489184989Srafan } 149062449Speter DELAY(50); 149162449Speter } 149262449Speter if (i == 1000 || (*rspp) == NULL) { 149362449Speter device_printf(sc->sc_dev, "0x%x command failed\n", id); 149462449Speter return (-1); 149562449Speter } 149676726Speter 149762449Speter return (0); 149862449Speter} 149962449Speter 150062449Speterstatic int 150162449Spetertxp_response(sc, ridx, id, seq, rspp) 150262449Speter struct txp_softc *sc; 150362449Speter u_int32_t ridx; 150462449Speter u_int16_t id; 150562449Speter u_int16_t seq; 150662449Speter struct txp_rsp_desc **rspp; 150762449Speter{ 150862449Speter struct txp_hostvar *hv = sc->sc_hostvar; 150962449Speter struct txp_rsp_desc *rsp; 151062449Speter 151162449Speter while (ridx != hv->hv_resp_write_idx) { 151262449Speter rsp = (struct txp_rsp_desc *)(((u_int8_t *)sc->sc_rspring.base) + ridx); 151362449Speter 151462449Speter if (id == rsp->rsp_id && rsp->rsp_seq == seq) { 151562449Speter *rspp = (struct txp_rsp_desc *)malloc( 151662449Speter sizeof(struct txp_rsp_desc) * (rsp->rsp_numdesc + 1), 151762449Speter M_DEVBUF, M_NOWAIT); 151862449Speter if ((*rspp) == NULL) 151950276Speter return (-1); 152062449Speter txp_rsp_fixup(sc, rsp, *rspp); 152162449Speter return (0); 152262449Speter } 152376726Speter 152462449Speter if (rsp->rsp_flags & RSP_FLAGS_ERROR) { 152562449Speter device_printf(sc->sc_dev, "response error!\n"); 152662449Speter txp_rsp_fixup(sc, rsp, NULL); 1527 ridx = hv->hv_resp_read_idx; 1528 continue; 1529 } 1530 1531 switch (rsp->rsp_id) { 1532 case TXP_CMD_CYCLE_STATISTICS: 1533 case TXP_CMD_MEDIA_STATUS_READ: 1534 break; 1535 case TXP_CMD_HELLO_RESPONSE: 1536 device_printf(sc->sc_dev, "hello\n"); 1537 break; 1538 default: 1539 device_printf(sc->sc_dev, "unknown id(0x%x)\n", 1540 rsp->rsp_id); 1541 } 1542 1543 txp_rsp_fixup(sc, rsp, NULL); 1544 ridx = hv->hv_resp_read_idx; 1545 hv->hv_resp_read_idx = ridx; 1546 } 1547 1548 return (0); 1549} 1550 1551static void 1552txp_rsp_fixup(sc, rsp, dst) 1553 struct txp_softc *sc; 1554 struct txp_rsp_desc *rsp, *dst; 1555{ 1556 struct txp_rsp_desc *src = rsp; 1557 struct txp_hostvar *hv = sc->sc_hostvar; 1558 u_int32_t i, ridx; 1559 1560 ridx = hv->hv_resp_read_idx; 1561 1562 for (i = 0; i < rsp->rsp_numdesc + 1; i++) { 1563 if (dst != NULL) 1564 bcopy(src, dst++, sizeof(struct txp_rsp_desc)); 1565 ridx += sizeof(struct txp_rsp_desc); 1566 if (ridx == sc->sc_rspring.size) { 1567 src = sc->sc_rspring.base; 1568 ridx = 0; 1569 } else 1570 src++; 1571 sc->sc_rspring.lastwrite = hv->hv_resp_read_idx = ridx; 1572 } 1573 1574 hv->hv_resp_read_idx = ridx; 1575} 1576 1577static int 1578txp_cmd_desc_numfree(sc) 1579 struct txp_softc *sc; 1580{ 1581 struct txp_hostvar *hv = sc->sc_hostvar; 1582 struct txp_boot_record *br = sc->sc_boot; 1583 u_int32_t widx, ridx, nfree; 1584 1585 widx = sc->sc_cmdring.lastwrite; 1586 ridx = hv->hv_cmd_read_idx; 1587 1588 if (widx == ridx) { 1589 /* Ring is completely free */ 1590 nfree = br->br_cmd_siz - sizeof(struct txp_cmd_desc); 1591 } else { 1592 if (widx > ridx) 1593 nfree = br->br_cmd_siz - 1594 (widx - ridx + sizeof(struct txp_cmd_desc)); 1595 else 1596 nfree = ridx - widx - sizeof(struct txp_cmd_desc); 1597 } 1598 1599 return (nfree / sizeof(struct txp_cmd_desc)); 1600} 1601 1602static void 1603txp_stop(sc) 1604 struct txp_softc *sc; 1605{ 1606 struct ifnet *ifp; 1607 1608 ifp = &sc->sc_arpcom.ac_if; 1609 1610 ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE); 1611 1612 untimeout(txp_tick, sc, sc->sc_tick); 1613 1614 txp_command(sc, TXP_CMD_TX_DISABLE, 0, 0, 0, NULL, NULL, NULL, 1); 1615 txp_command(sc, TXP_CMD_RX_DISABLE, 0, 0, 0, NULL, NULL, NULL, 1); 1616 1617 txp_rxring_empty(sc); 1618 1619 return; 1620} 1621 1622static void 1623txp_watchdog(ifp) 1624 struct ifnet *ifp; 1625{ 1626 return; 1627} 1628 1629static int 1630txp_ifmedia_upd(ifp) 1631 struct ifnet *ifp; 1632{ 1633 struct txp_softc *sc = ifp->if_softc; 1634 struct ifmedia *ifm = &sc->sc_ifmedia; 1635 u_int16_t new_xcvr; 1636 1637 if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER) 1638 return (EINVAL); 1639 1640 if (IFM_SUBTYPE(ifm->ifm_media) == IFM_10_T) { 1641 if ((ifm->ifm_media & IFM_GMASK) == IFM_FDX) 1642 new_xcvr = TXP_XCVR_10_FDX; 1643 else 1644 new_xcvr = TXP_XCVR_10_HDX; 1645 } else if (IFM_SUBTYPE(ifm->ifm_media) == IFM_100_TX) { 1646 if ((ifm->ifm_media & IFM_GMASK) == IFM_FDX) 1647 new_xcvr = TXP_XCVR_100_FDX; 1648 else 1649 new_xcvr = TXP_XCVR_100_HDX; 1650 } else if (IFM_SUBTYPE(ifm->ifm_media) == IFM_AUTO) { 1651 new_xcvr = TXP_XCVR_AUTO; 1652 } else 1653 return (EINVAL); 1654 1655 /* nothing to do */ 1656 if (sc->sc_xcvr == new_xcvr) 1657 return (0); 1658 1659 txp_command(sc, TXP_CMD_XCVR_SELECT, new_xcvr, 0, 0, 1660 NULL, NULL, NULL, 0); 1661 sc->sc_xcvr = new_xcvr; 1662 1663 return (0); 1664} 1665 1666static void 1667txp_ifmedia_sts(ifp, ifmr) 1668 struct ifnet *ifp; 1669 struct ifmediareq *ifmr; 1670{ 1671 struct txp_softc *sc = ifp->if_softc; 1672 struct ifmedia *ifm = &sc->sc_ifmedia; 1673 u_int16_t bmsr, bmcr, anlpar; 1674 1675 ifmr->ifm_status = IFM_AVALID; 1676 ifmr->ifm_active = IFM_ETHER; 1677 1678 if (txp_command(sc, TXP_CMD_PHY_MGMT_READ, 0, MII_BMSR, 0, 1679 &bmsr, NULL, NULL, 1)) 1680 goto bail; 1681 if (txp_command(sc, TXP_CMD_PHY_MGMT_READ, 0, MII_BMSR, 0, 1682 &bmsr, NULL, NULL, 1)) 1683 goto bail; 1684 1685 if (txp_command(sc, TXP_CMD_PHY_MGMT_READ, 0, MII_BMCR, 0, 1686 &bmcr, NULL, NULL, 1)) 1687 goto bail; 1688 1689 if (txp_command(sc, TXP_CMD_PHY_MGMT_READ, 0, MII_ANLPAR, 0, 1690 &anlpar, NULL, NULL, 1)) 1691 goto bail; 1692 1693 if (bmsr & BMSR_LINK) 1694 ifmr->ifm_status |= IFM_ACTIVE; 1695 1696 if (bmcr & BMCR_ISO) { 1697 ifmr->ifm_active |= IFM_NONE; 1698 ifmr->ifm_status = 0; 1699 return; 1700 } 1701 1702 if (bmcr & BMCR_LOOP) 1703 ifmr->ifm_active |= IFM_LOOP; 1704 1705 if (bmcr & BMCR_AUTOEN) { 1706 if ((bmsr & BMSR_ACOMP) == 0) { 1707 ifmr->ifm_active |= IFM_NONE; 1708 return; 1709 } 1710 1711 if (anlpar & ANLPAR_T4) 1712 ifmr->ifm_active |= IFM_100_T4; 1713 else if (anlpar & ANLPAR_TX_FD) 1714 ifmr->ifm_active |= IFM_100_TX|IFM_FDX; 1715 else if (anlpar & ANLPAR_TX) 1716 ifmr->ifm_active |= IFM_100_TX; 1717 else if (anlpar & ANLPAR_10_FD) 1718 ifmr->ifm_active |= IFM_10_T|IFM_FDX; 1719 else if (anlpar & ANLPAR_10) 1720 ifmr->ifm_active |= IFM_10_T; 1721 else 1722 ifmr->ifm_active |= IFM_NONE; 1723 } else 1724 ifmr->ifm_active = ifm->ifm_cur->ifm_media; 1725 return; 1726 1727bail: 1728 ifmr->ifm_active |= IFM_NONE; 1729 ifmr->ifm_status &= ~IFM_AVALID; 1730} 1731 1732#ifdef TXP_DEBUG 1733static void 1734txp_show_descriptor(d) 1735 void *d; 1736{ 1737 struct txp_cmd_desc *cmd = d; 1738 struct txp_rsp_desc *rsp = d; 1739 struct txp_tx_desc *txd = d; 1740 struct txp_frag_desc *frgd = d; 1741 1742 switch (cmd->cmd_flags & CMD_FLAGS_TYPE_M) { 1743 case CMD_FLAGS_TYPE_CMD: 1744 /* command descriptor */ 1745 printf("[cmd flags 0x%x num %d id %d seq %d par1 0x%x par2 0x%x par3 0x%x]\n", 1746 cmd->cmd_flags, cmd->cmd_numdesc, cmd->cmd_id, cmd->cmd_seq, 1747 cmd->cmd_par1, cmd->cmd_par2, cmd->cmd_par3); 1748 break; 1749 case CMD_FLAGS_TYPE_RESP: 1750 /* response descriptor */ 1751 printf("[rsp flags 0x%x num %d id %d seq %d par1 0x%x par2 0x%x par3 0x%x]\n", 1752 rsp->rsp_flags, rsp->rsp_numdesc, rsp->rsp_id, rsp->rsp_seq, 1753 rsp->rsp_par1, rsp->rsp_par2, rsp->rsp_par3); 1754 break; 1755 case CMD_FLAGS_TYPE_DATA: 1756 /* data header (assuming tx for now) */ 1757 printf("[data flags 0x%x num %d totlen %d addr 0x%x/0x%x pflags 0x%x]", 1758 txd->tx_flags, txd->tx_numdesc, txd->tx_totlen, 1759 txd->tx_addrlo, txd->tx_addrhi, txd->tx_pflags); 1760 break; 1761 case CMD_FLAGS_TYPE_FRAG: 1762 /* fragment descriptor */ 1763 printf("[frag flags 0x%x rsvd1 0x%x len %d addr 0x%x/0x%x rsvd2 0x%x]", 1764 frgd->frag_flags, frgd->frag_rsvd1, frgd->frag_len, 1765 frgd->frag_addrlo, frgd->frag_addrhi, frgd->frag_rsvd2); 1766 break; 1767 default: 1768 printf("[unknown(%x) flags 0x%x num %d id %d seq %d par1 0x%x par2 0x%x par3 0x%x]\n", 1769 cmd->cmd_flags & CMD_FLAGS_TYPE_M, 1770 cmd->cmd_flags, cmd->cmd_numdesc, cmd->cmd_id, cmd->cmd_seq, 1771 cmd->cmd_par1, cmd->cmd_par2, cmd->cmd_par3); 1772 break; 1773 } 1774} 1775#endif 1776 1777static void 1778txp_set_filter(sc) 1779 struct txp_softc *sc; 1780{ 1781 struct ifnet *ifp = &sc->sc_arpcom.ac_if; 1782 u_int32_t crc, carry, hashbit, hash[2]; 1783 u_int16_t filter; 1784 u_int8_t octet; 1785 int i, j, mcnt = 0; 1786 struct ifmultiaddr *ifma; 1787 char *enm; 1788 1789 if (ifp->if_flags & IFF_PROMISC) { 1790 filter = TXP_RXFILT_PROMISC; 1791 goto setit; 1792 } 1793 1794 filter = TXP_RXFILT_DIRECT; 1795 1796 if (ifp->if_flags & IFF_BROADCAST) 1797 filter |= TXP_RXFILT_BROADCAST; 1798 1799 if (ifp->if_flags & IFF_ALLMULTI) 1800 filter |= TXP_RXFILT_ALLMULTI; 1801 else { 1802 hash[0] = hash[1] = 0; 1803 1804 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) { 1805 if (ifma->ifma_addr->sa_family != AF_LINK) 1806 continue; 1807 1808 enm = LLADDR((struct sockaddr_dl *)ifma->ifma_addr); 1809 mcnt++; 1810 crc = 0xffffffff; 1811 1812 for (i = 0; i < ETHER_ADDR_LEN; i++) { 1813 octet = enm[i]; 1814 for (j = 0; j < 8; j++) { 1815 carry = ((crc & 0x80000000) ? 1 : 0) ^ 1816 (octet & 1); 1817 crc <<= 1; 1818 octet >>= 1; 1819 if (carry) 1820 crc = (crc ^ TXP_POLYNOMIAL) | 1821 carry; 1822 } 1823 } 1824 hashbit = (u_int16_t)(crc & (64 - 1)); 1825 hash[hashbit / 32] |= (1 << hashbit % 32); 1826 } 1827 1828 if (mcnt > 0) { 1829 filter |= TXP_RXFILT_HASHMULTI; 1830 txp_command(sc, TXP_CMD_MCAST_HASH_MASK_WRITE, 1831 2, hash[0], hash[1], NULL, NULL, NULL, 0); 1832 } 1833 } 1834 1835setit: 1836 1837 txp_command(sc, TXP_CMD_RX_FILTER_WRITE, filter, 0, 0, 1838 NULL, NULL, NULL, 1); 1839 1840 return; 1841} 1842 1843static void 1844txp_capabilities(sc) 1845 struct txp_softc *sc; 1846{ 1847 struct ifnet *ifp = &sc->sc_arpcom.ac_if; 1848 struct txp_rsp_desc *rsp = NULL; 1849 struct txp_ext_desc *ext; 1850 1851 if (txp_command2(sc, TXP_CMD_OFFLOAD_READ, 0, 0, 0, NULL, 0, &rsp, 1)) 1852 goto out; 1853 1854 if (rsp->rsp_numdesc != 1) 1855 goto out; 1856 ext = (struct txp_ext_desc *)(rsp + 1); 1857 1858 sc->sc_tx_capability = ext->ext_1 & OFFLOAD_MASK; 1859 sc->sc_rx_capability = ext->ext_2 & OFFLOAD_MASK; 1860 ifp->if_capabilities = 0; 1861 1862 if (rsp->rsp_par2 & rsp->rsp_par3 & OFFLOAD_VLAN) { 1863 sc->sc_tx_capability |= OFFLOAD_VLAN; 1864 sc->sc_rx_capability |= OFFLOAD_VLAN; 1865 ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING; 1866 } 1867 1868#if 0 1869 /* not ready yet */ 1870 if (rsp->rsp_par2 & rsp->rsp_par3 & OFFLOAD_IPSEC) { 1871 sc->sc_tx_capability |= OFFLOAD_IPSEC; 1872 sc->sc_rx_capability |= OFFLOAD_IPSEC; 1873 ifp->if_capabilities |= IFCAP_IPSEC; 1874 } 1875#endif 1876 1877 if (rsp->rsp_par2 & rsp->rsp_par3 & OFFLOAD_IPCKSUM) { 1878 sc->sc_tx_capability |= OFFLOAD_IPCKSUM; 1879 sc->sc_rx_capability |= OFFLOAD_IPCKSUM; 1880 ifp->if_capabilities |= IFCAP_HWCSUM; 1881 ifp->if_hwassist |= CSUM_IP; 1882 } 1883 1884 if (rsp->rsp_par2 & rsp->rsp_par3 & OFFLOAD_TCPCKSUM) { 1885#if 0 1886 sc->sc_tx_capability |= OFFLOAD_TCPCKSUM; 1887#endif 1888 sc->sc_rx_capability |= OFFLOAD_TCPCKSUM; 1889 ifp->if_capabilities |= IFCAP_HWCSUM; 1890 } 1891 1892 if (rsp->rsp_par2 & rsp->rsp_par3 & OFFLOAD_UDPCKSUM) { 1893#if 0 1894 sc->sc_tx_capability |= OFFLOAD_UDPCKSUM; 1895#endif 1896 sc->sc_rx_capability |= OFFLOAD_UDPCKSUM; 1897 ifp->if_capabilities |= IFCAP_HWCSUM; 1898 } 1899 ifp->if_capenable = ifp->if_capabilities; 1900 1901 if (txp_command(sc, TXP_CMD_OFFLOAD_WRITE, 0, 1902 sc->sc_tx_capability, sc->sc_rx_capability, NULL, NULL, NULL, 1)) 1903 goto out; 1904 1905out: 1906 if (rsp != NULL) 1907 free(rsp, M_DEVBUF); 1908 1909 return; 1910} 1911