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freebsd/sys/contrib/dev/oltr/if_oltr.c
Peter Wemm 0db05e09fc Fix a reference to an old FreeBSD 2.2 register name. 
s/PCI_COMMAND_STATUS_REG/PCIR_COMMAND/
2000-05-28 16:21:45 +00:00

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/*
* Copyright (c) 1998, Larry Lile
* All rights reserved.
*
* For latest sources and information on this driver, please
* go to http://anarchy.stdio.com.
*
* Questions, comments or suggestions should be directed to
* Larry Lile <lile@stdio.com>.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice unmodified, this list of conditions, and the following
* disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/sockio.h>
#include <sys/mbuf.h>
#include <sys/malloc.h>
#include <sys/kernel.h>
#include <sys/socket.h>
#include <sys/param.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <net/iso88025.h>
#include <net/ethernet.h>
#include <net/if_dl.h>
#include <net/if_media.h>
#include <net/iso88025.h>
#if (__FreeBSD_version < 400000)
#include <bpfilter.h>
#endif
#if (NBPFILTER > 0) || (__FreeBSD_version > 400000)
#include <net/bpf.h>
#endif
#include <vm/vm.h> /* for vtophys */
#include <vm/pmap.h> /* for vtophys */
#include <machine/clock.h> /* for DELAY */
#include <machine/bus_memio.h>
#include <machine/bus_pio.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/bus.h>
#include <sys/rman.h>
#include <pci/pcireg.h>
#include <pci/pcivar.h>
#include "contrib/dev/oltr/trlld.h"
/*#define DEBUG_MASK DEBUG_POLL*/
#ifndef DEBUG_MASK
#define DEBUG_MASK 0x0000
#endif
#define DEBUG_POLL 0x0001
#define DEBUG_INT 0x0002
#define DEBUG_INIT 0x0004
#define DEBUG_FN_ENT 0x8000
#define PCI_VENDOR_OLICOM 0x108D
#define MIN(A,B) (((A) < (B)) ? (A) : (B))
#define MIN3(A,B,C) (MIN(A, (MIN(B, C))))
char *AdapterName[] = {
/* 0 */ "Olicom XT Adapter [unsupported]",
/* 1 */ "Olicom OC-3115",
/* 2 */ "Olicom ISA 16/4 Adapter (OC-3117)",
/* 3 */ "Olicom ISA 16/4 Adapter (OC-3118)",
/* 4 */ "Olicom MCA 16/4 Adapter (OC-3129) [unsupported]",
/* 5 */ "Olicom MCA 16/4 Adapter (OC-3129) [unsupported]",
/* 6 */ "Olicom MCA 16/4 Adapter (OC-3129) [unsupported]",
/* 7 */ "Olicom EISA 16/4 Adapter (OC-3133)",
/* 8 */ "Olicom EISA 16/4 Adapter (OC-3133)",
/* 9 */ "Olicom EISA 16/4 Server Adapter (OC-3135)",
/* 10 */ "Olicom PCI 16/4 Adapter (OC-3136)",
/* 11 */ "Olicom PCI 16/4 Adapter (OC-3136)",
/* 12 */ "Olicom PCI/II 16/4 Adapter (OC-3137)",
/* 13 */ "Olicom PCI 16/4 Adapter (OC-3139)",
/* 14 */ "Olicom RapidFire 3140 16/4 PCI Adapter (OC-3140)",
/* 15 */ "Olicom RapidFire 3141 Fiber Adapter (OC-3141)",
/* 16 */ "Olicom PCMCIA 16/4 Adapter (OC-3220) [unsupported]",
/* 17 */ "Olicom PCMCIA 16/4 Adapter (OC-3121, OC-3230, OC-3232) [unsupported]",
/* 18 */ "Olicom PCMCIA 16/4 Adapter (OC-3250)",
/* 19 */ "Olicom RapidFire 3540 100/16/4 Adapter (OC-3540)"
};
/*
* Glue function prototypes for PMW kit IO
*/
#ifndef TRlldInlineIO
static void DriverOutByte __P((unsigned short, unsigned char));
static void DriverOutWord __P((unsigned short, unsigned short));
static void DriverOutDword __P((unsigned short, unsigned long));
static void DriverRepOutByte __P((unsigned short, unsigned char *, int));
static void DriverRepOutWord __P((unsigned short, unsigned short *, int));
static void DriverRepOutDword __P((unsigned short, unsigned long *, int));
static unsigned char DriverInByte __P((unsigned short));
static unsigned short DriverInWord __P((unsigned short));
static unsigned long DriverInDword __P((unsigned short));
static void DriverRepInByte __P((unsigned short, unsigned char *, int));
static void DriverRepInWord __P((unsigned short, unsigned short *, int));
static void DriverRepInDword __P((unsigned short, unsigned long *, int));
#endif /*TRlldInlineIO*/
static void DriverSuspend __P((unsigned short));
static void DriverStatus __P((void *, TRlldStatus_t *));
static void DriverCloseCompleted __P((void *));
static void DriverStatistics __P((void *, TRlldStatistics_t *));
static void DriverTransmitFrameCompleted __P((void *, void *, int));
static void DriverReceiveFrameCompleted __P((void *, int, int, void *, int));
static TRlldDriver_t LldDriver = {
TRLLD_VERSION,
#ifndef TRlldInlineIO
DriverOutByte,
DriverOutWord,
DriverOutDword,
DriverRepOutByte,
DriverRepOutWord,
DriverRepOutDword,
DriverInByte,
DriverInWord,
DriverInDword,
DriverRepInByte,
DriverRepInWord,
DriverRepInDword,
#endif /*TRlldInlineIO*/
DriverSuspend,
DriverStatus,
DriverCloseCompleted,
DriverStatistics,
DriverTransmitFrameCompleted,
DriverReceiveFrameCompleted,
};
struct oltr_rx_buf {
int index;
char *data;
u_long address;
};
struct oltr_tx_buf {
int index;
char *data;
u_long address;
};
#define RING_BUFFER_LEN 16
#define RING_BUFFER(x) ((RING_BUFFER_LEN - 1) & x)
#define RX_BUFFER_LEN 2048
#define TX_BUFFER_LEN 512
struct oltr_softc {
struct arpcom arpcom;
struct ifmedia ifmedia;
bus_space_handle_t oltr_bhandle;
bus_space_tag_t oltr_btag;
void *oltr_intrhand;
struct resource *oltr_irq;
struct resource *oltr_res;
int unit;
int state;
#define OL_UNKNOWN 0
#define OL_INIT 1
#define OL_READY 2
#define OL_CLOSING 3
#define OL_CLOSED 4
#define OL_OPENING 5
#define OL_OPEN 6
#define OL_PROMISC 7
#define OL_DEAD 8
struct oltr_rx_buf rx_ring[RING_BUFFER_LEN];
int tx_head, tx_avail, tx_frame;
struct oltr_tx_buf tx_ring[RING_BUFFER_LEN];
TRlldTransmit_t frame_ring[RING_BUFFER_LEN];
struct mbuf *restart;
TRlldAdapter_t TRlldAdapter;
TRlldStatistics_t statistics;
TRlldStatistics_t current;
TRlldAdapterConfig_t config;
u_short AdapterMode;
u_long GroupAddress;
u_long FunctionalAddress;
struct callout_handle oltr_poll_ch;
/*struct callout_handle oltr_stat_ch;*/
void *work_memory;
};
#define SELF_TEST_POLLS 32
void oltr_poll __P((void *));
/*void oltr_stat __P((void *));*/
static void oltr_start __P((struct ifnet *));
static void oltr_stop __P((struct oltr_softc *));
static void oltr_close __P((struct oltr_softc *));
static void oltr_init __P((void *));
static int oltr_ioctl __P((struct ifnet *, u_long, caddr_t));
static void oltr_intr __P((void *));
static int oltr_ifmedia_upd __P((struct ifnet *));
static void oltr_ifmedia_sts __P((struct ifnet *, struct ifmediareq *));
#if __FreeBSD_version > 400000
static int oltr_pci_probe __P((device_t));
static int oltr_pci_attach __P((device_t));
static int oltr_pci_detach __P((device_t));
static void oltr_pci_shutdown __P((device_t));
static device_method_t oltr_methods[] = {
DEVMETHOD(device_probe, oltr_pci_probe),
DEVMETHOD(device_attach, oltr_pci_attach),
DEVMETHOD(device_detach, oltr_pci_detach),
DEVMETHOD(device_shutdown, oltr_pci_shutdown),
{ 0, 0 }
};
static driver_t oltr_driver = {
"oltr",
oltr_methods,
sizeof(struct oltr_softc)
};
static devclass_t oltr_devclass;
DRIVER_MODULE(oltr, pci, oltr_driver, oltr_devclass, 0, 0);
static int
oltr_pci_probe(device_t dev)
{
int i, rc;
char PCIConfigHeader[64];
TRlldAdapterConfig_t config;
if ((pci_get_vendor(dev) == PCI_VENDOR_OLICOM) &&
((pci_get_device(dev) == 0x0001) ||
(pci_get_device(dev) == 0x0004) ||
(pci_get_device(dev) == 0x0005) ||
(pci_get_device(dev) == 0x0007) ||
(pci_get_device(dev) == 0x0008))) {
for (i = 0; i < sizeof(PCIConfigHeader); i++)
PCIConfigHeader[i] = pci_read_config(dev, i, 1);
rc = TRlldPCIConfig(&LldDriver, &config, PCIConfigHeader);
if (rc == TRLLD_PCICONFIG_FAIL) {
device_printf(dev, "TRlldPciConfig failed!\n");
return(ENXIO);
}
if (rc == TRLLD_PCICONFIG_VERSION) {
device_printf(dev, "wrong LLD version\n");
return(ENXIO);
}
device_set_desc(dev, AdapterName[config.type]);
return(0);
}
return(ENXIO);
}
static int
oltr_pci_attach(device_t dev)
{
int i, s, rc = 0, rid,
scratch_size, work_size;
int media = IFM_TOKEN|IFM_TOK_UTP16;
u_long command;
char PCIConfigHeader[64];
struct oltr_softc *sc = device_get_softc(dev);
struct ifnet *ifp = &sc->arpcom.ac_if;
s = splimp();
bzero(sc, sizeof(struct oltr_softc));
sc->unit = device_get_unit(dev);
sc->state = OL_UNKNOWN;
for (i = 0; i < sizeof(PCIConfigHeader); i++)
PCIConfigHeader[i] = pci_read_config(dev, i, 1);
switch(TRlldPCIConfig(&LldDriver, &sc->config, PCIConfigHeader)) {
case TRLLD_PCICONFIG_OK:
break;
case TRLLD_PCICONFIG_SET_COMMAND:
device_printf(dev, "enabling bus master mode\n");
command = pci_read_config(dev, PCIR_COMMAND, 4);
pci_write_config(dev, PCIR_COMMAND,
(command | PCIM_CMD_BUSMASTEREN), 4);
command = pci_read_config(dev, PCIR_COMMAND, 4);
if (!(command & PCIM_CMD_BUSMASTEREN)) {
device_printf(dev, "failed to enable bus master mode\n");
goto config_failed;
}
break;
case TRLLD_PCICONFIG_FAIL:
device_printf(dev, "TRlldPciConfig failed!\n");
goto config_failed;
break;
case TRLLD_PCICONFIG_VERSION:
device_printf(dev, "wrong LLD version\n");
goto config_failed;
break;
}
device_printf(dev, "MAC address %6D\n", sc->config.macaddress, ":");
scratch_size = TRlldAdapterSize();
if (bootverbose)
device_printf(dev, "adapter memory block size %d bytes\n", scratch_size);
sc->TRlldAdapter = (TRlldAdapter_t)malloc(scratch_size, M_DEVBUF, M_NOWAIT);
if (sc->TRlldAdapter == NULL) {
device_printf(dev, "couldn't allocate scratch buffer (%d bytes)\n", scratch_size);
goto config_failed;
}
switch(sc->config.type) {
case TRLLD_ADAPTER_PCI4: /* OC-3139 */
work_size = 32 * 1024;
break;
case TRLLD_ADAPTER_PCI7: /* OC-3540 */
work_size = 256;
break;
default:
work_size = 0;
}
if (work_size) {
if ((sc->work_memory = malloc(work_size, M_DEVBUF, M_NOWAIT)) == NULL) {
device_printf(dev, "failed to allocate work memory.\n");
} else {
TRlldAddMemory(sc->TRlldAdapter, sc->work_memory,
vtophys(sc->work_memory), work_size);
}
}
/*
* Allocate RX/TX Pools
*/
for (i = 0; i < RING_BUFFER_LEN; i++) {
sc->rx_ring[i].index = i;
sc->rx_ring[i].data = (char *)malloc(RX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
sc->rx_ring[i].address = vtophys(sc->rx_ring[i].data);
sc->tx_ring[i].index = i;
sc->tx_ring[i].data = (char *)malloc(TX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
sc->tx_ring[i].address = vtophys(sc->tx_ring[i].data);
if ((!sc->rx_ring[i].data) || (!sc->tx_ring[i].data)) {
device_printf(dev, "unable to allocate ring buffers\n");
while (i > 0) {
if (sc->rx_ring[i].data)
free(sc->rx_ring[i].data, M_DEVBUF);
if (sc->tx_ring[i].data)
free(sc->tx_ring[i].data, M_DEVBUF);
i--;
}
goto config_failed;
}
}
/*
* Allocate interrupt and DMA channel
*/
rid = 0;
sc->oltr_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1,
(sc->config.mode & TRLLD_MODE_SHARE_INTERRUPT ? RF_ACTIVE | RF_SHAREABLE : RF_ACTIVE));
if (sc->oltr_irq == NULL) {
device_printf(dev, "couldn't map interrupt\n");
goto config_failed;
}
if (bus_setup_intr(dev, sc->oltr_irq, INTR_TYPE_NET, oltr_intr, sc, &sc->oltr_intrhand)) {
device_printf(dev, "couldn't setup interrupt\n");
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->oltr_irq);
goto config_failed;
}
/*
* Do the ifnet initialization
*/
ifp->if_softc = sc;
ifp->if_unit = device_get_unit(dev);
ifp->if_name = "oltr";
ifp->if_output = iso88025_output;
ifp->if_init = oltr_init;
ifp->if_start = oltr_start;
ifp->if_ioctl = oltr_ioctl;
ifp->if_flags = IFF_BROADCAST;
bcopy(sc->config.macaddress, sc->arpcom.ac_enaddr, sizeof(sc->config.macaddress));
/*
* Do ifmedia setup.
*/
ifmedia_init(&sc->ifmedia, 0, oltr_ifmedia_upd, oltr_ifmedia_sts);
rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
switch(sc->config.type) {
case TRLLD_ADAPTER_PCI7: /* OC-3540 */
ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP100, 0, NULL);
/* FALL THROUGH */
case TRLLD_ADAPTER_PCI4: /* OC-3139 */
case TRLLD_ADAPTER_PCI5: /* OC-3140 */
case TRLLD_ADAPTER_PCI6: /* OC-3141 */
ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_AUTO, 0, NULL);
media = IFM_TOKEN|IFM_AUTO;
rc = TRlldSetSpeed(sc->TRlldAdapter, 0);
/* FALL THROUGH */
default:
ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP4, 0, NULL);
ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16, 0, NULL);
break;
}
sc->ifmedia.ifm_media = media;
ifmedia_set(&sc->ifmedia, media);
/*
* Attach the interface
*/
if_attach(ifp);
ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
iso88025_ifattach(ifp);
#if (NBPFILTER > 0) || (__FreeBSD_version > 400000)
bpfattach(ifp, DLT_IEEE802, sizeof(struct iso88025_header));
#endif
splx(s);
return(0);
config_failed:
splx(s);
return(ENXIO);
}
static int
oltr_pci_detach(device_t dev)
{
struct oltr_softc *sc = device_get_softc(dev);
struct ifnet *ifp = &sc->arpcom.ac_if;
int s;
device_printf(dev, "driver unloading\n");
s = splimp();
if_detach(ifp);
oltr_stop(sc);
untimeout(oltr_poll, (void *)sc, sc->oltr_poll_ch);
/*untimeout(oltr_stat, (void *)sc, sc->oltr_stat_ch);*/
bus_teardown_intr(dev, sc->oltr_irq, sc->oltr_intrhand);
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->oltr_irq);
(void)splx(s);
return(0);
}
static void
oltr_pci_shutdown(device_t dev)
{
struct oltr_softc *sc = device_get_softc(dev);
device_printf(dev, "oltr_pci_shutdown called\n");
oltr_stop(sc);
return;
}
#else
static const char *oltr_pci_probe __P((pcici_t, pcidi_t));
static void oltr_pci_attach __P((pcici_t, int));
static unsigned long oltr_count = 0;
static struct pci_device oltr_device = {
"oltr",
oltr_pci_probe,
oltr_pci_attach,
&oltr_count,
NULL
};
DATA_SET(pcidevice_set, oltr_device);
static const char *
oltr_pci_probe(pcici_t config_id, pcidi_t device_id)
{
int i, rc;
char PCIConfigHeader[64];
TRlldAdapterConfig_t config;
if (((device_id & 0xffff) == PCI_VENDOR_OLICOM) && (
(((device_id >> 16) & 0xffff) == 0x0001) ||
(((device_id >> 16) & 0xffff) == 0x0004) ||
(((device_id >> 16) & 0xffff) == 0x0005) ||
(((device_id >> 16) & 0xffff) == 0x0007) ||
(((device_id >> 16) & 0xffff) == 0x0008))) {
for (i = 0; i < 64; i++)
PCIConfigHeader[i] = pci_cfgread(config_id, i, /* bytes */ 1);
rc = TRlldPCIConfig(&LldDriver, &config, PCIConfigHeader);
if (rc == TRLLD_PCICONFIG_FAIL) {
printf("oltr: TRlldPciConfig failed!\n");
return(NULL);
}
if (rc == TRLLD_PCICONFIG_VERSION) {
printf("oltr: wrong LLD version.\n");
return(NULL);
}
return(AdapterName[config.type]);
}
return(NULL);
}
static void
oltr_pci_attach(pcici_t config_id, int unit)
{
int i, s, rc = 0, scratch_size, work_size;
int media = IFM_TOKEN|IFM_TOK_UTP16;
u_long command;
char PCIConfigHeader[64];
struct oltr_softc *sc;
struct ifnet *ifp; /* = &sc->arpcom.ac_if; */
s = splimp();
sc = malloc(sizeof(struct oltr_softc), M_DEVBUF, M_NOWAIT);
if (sc == NULL) {
printf("oltr%d: no memory for softc struct!\n", unit);
goto config_failed;
}
bzero(sc, sizeof(struct oltr_softc));
sc->unit = unit;
sc->state = OL_UNKNOWN;
ifp = &sc->arpcom.ac_if;
for (i = 0; i < sizeof(PCIConfigHeader); i++)
PCIConfigHeader[i] = pci_cfgread(config_id, i, 1);
switch(TRlldPCIConfig(&LldDriver, &sc->config, PCIConfigHeader)) {
case TRLLD_PCICONFIG_OK:
break;
case TRLLD_PCICONFIG_SET_COMMAND:
printf("oltr%d: enabling bus master mode\n", unit);
command = pci_conf_read(config_id, PCIR_COMMAND);
pci_conf_write(config_id, PCIR_COMMAND, (command | PCIM_CMD_BUSMASTEREN));
command = pci_conf_read(config_id, PCIR_COMMAND);
if (!(command & PCIM_CMD_BUSMASTEREN)) {
printf("oltr%d: failed to enable bus master mode\n", unit);
goto config_failed;
}
break;
case TRLLD_PCICONFIG_FAIL:
printf("oltr%d: TRlldPciConfig failed!\n", unit);
goto config_failed;
break;
case TRLLD_PCICONFIG_VERSION:
printf("oltr%d: wrong LLD version\n", unit);
goto config_failed;
break;
}
printf("oltr%d: MAC address %6D\n", unit, sc->config.macaddress, ":");
scratch_size = TRlldAdapterSize();
if (bootverbose)
printf("oltr%d: adapter memory block size %d bytes\n", unit, scratch_size);
sc->TRlldAdapter = (TRlldAdapter_t)malloc(scratch_size, M_DEVBUF, M_NOWAIT);
if (sc->TRlldAdapter == NULL) {
printf("oltr%d: couldn't allocate scratch buffer (%d bytes)\n",unit, scratch_size);
goto config_failed;
}
switch(sc->config.type) {
case TRLLD_ADAPTER_PCI4: /* OC-3139 */
work_size = 32 * 1024;
break;
case TRLLD_ADAPTER_PCI7: /* OC-3540 */
work_size = 256;
break;
default:
work_size = 0;
}
if (work_size) {
if ((sc->work_memory = malloc(work_size, M_DEVBUF, M_NOWAIT)) == NULL) {
printf("oltr%d: failed to allocate work memory.\n", unit);
} else {
TRlldAddMemory(sc->TRlldAdapter, sc->work_memory,
vtophys(sc->work_memory), work_size);
}
}
/*
* Allocate RX/TX Pools
*/
for (i = 0; i < RING_BUFFER_LEN; i++) {
sc->rx_ring[i].index = i;
sc->rx_ring[i].data = (char *)malloc(RX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
sc->rx_ring[i].address = vtophys(sc->rx_ring[i].data);
sc->tx_ring[i].index = i;
sc->tx_ring[i].data = (char *)malloc(TX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
sc->tx_ring[i].address = vtophys(sc->tx_ring[i].data);
if ((!sc->rx_ring[i].data) || (!sc->tx_ring[i].data)) {
printf("oltr%d: unable to allocate ring buffers\n", unit);
while (i > 0) {
if (sc->rx_ring[i].data)
free(sc->rx_ring[i].data, M_DEVBUF);
if (sc->tx_ring[i].data)
free(sc->tx_ring[i].data, M_DEVBUF);
i--;
}
goto config_failed;
}
}
/*
* Allocate interrupt and DMA channel
*/
if (!pci_map_int(config_id, oltr_intr, sc, &net_imask)) {
printf("oltr%d: couldn't setup interrupt\n", unit);
goto config_failed;
}
/*
* Do the ifnet initialization
*/
ifp->if_softc = sc;
ifp->if_unit = unit;
ifp->if_name = "oltr";
ifp->if_output = iso88025_output;
ifp->if_init = oltr_init;
ifp->if_start = oltr_start;
ifp->if_ioctl = oltr_ioctl;
ifp->if_flags = IFF_BROADCAST;
bcopy(sc->config.macaddress, sc->arpcom.ac_enaddr, sizeof(sc->config.macaddress));
/*
* Do ifmedia setup.
*/
ifmedia_init(&sc->ifmedia, 0, oltr_ifmedia_upd, oltr_ifmedia_sts);
rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
switch(sc->config.type) {
case TRLLD_ADAPTER_PCI7: /* OC-3540 */
ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP100, 0, NULL);
/* FALL THROUGH */
case TRLLD_ADAPTER_PCI4: /* OC-3139 */
case TRLLD_ADAPTER_PCI5: /* OC-3140 */
case TRLLD_ADAPTER_PCI6: /* OC-3141 */
ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_AUTO, 0, NULL);
media = IFM_TOKEN|IFM_AUTO;
rc = TRlldSetSpeed(sc->TRlldAdapter, 0);
/* FALL THROUGH */
default:
ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP4, 0, NULL);
ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16, 0, NULL);
break;
}
sc->ifmedia.ifm_media = media;
ifmedia_set(&sc->ifmedia, media);
/*
* Attach the interface
*/
if_attach(ifp);
ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
iso88025_ifattach(ifp);
#if (NBPFILTER > 0) || (__FreeBSD_version > 400000)
bpfattach(ifp, DLT_IEEE802, sizeof(struct iso88025_header));
#endif
splx(s);
return;
config_failed:
(void)splx(s);
return;
}
#endif
static void
oltr_intr(void *xsc)
{
struct oltr_softc *sc = (struct oltr_softc *)xsc;
if (DEBUG_MASK & DEBUG_INT)
printf("I");
if (TRlldInterruptService(sc->TRlldAdapter) == 0)
if (sc->state > OL_CLOSED)
printf("oltr%d: spurious interrupt\n", sc->unit);
return;
}
static void
oltr_start(struct ifnet *ifp)
{
struct oltr_softc *sc = ifp->if_softc;
struct mbuf *m0, *m;
int copy_len, buffer, frame, fragment, rc, s;
/*
* Check to see if output is already active
*/
if (ifp->if_flags & IFF_OACTIVE)
return;
outloop:
/*
* Make sure we have buffers to transmit with
*/
if (sc->tx_avail <= 0) {
printf("oltr%d: tx queue full\n", sc->unit);
ifp->if_flags |= IFF_OACTIVE;
return;
}
if (sc->restart == NULL) {
IF_DEQUEUE(&ifp->if_snd, m);
if (m == NULL)
return;
} else {
m = sc->restart;
sc->restart = NULL;
}
m0 = m;
frame = RING_BUFFER(sc->tx_frame);
buffer = RING_BUFFER(sc->tx_head);
fragment = 0;
copy_len = 0;
sc->frame_ring[frame].FragmentCount = 0;
while (copy_len < m0->m_pkthdr.len) {
sc->frame_ring[frame].FragmentCount++;
if (sc->frame_ring[frame].FragmentCount > sc->tx_avail)
goto nobuffers;
sc->frame_ring[frame].TransmitFragment[fragment].VirtualAddress = sc->tx_ring[buffer].data;
sc->frame_ring[frame].TransmitFragment[fragment].PhysicalAddress = sc->tx_ring[buffer].address;
sc->frame_ring[frame].TransmitFragment[fragment].count = MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN);
m_copydata(m0, copy_len, MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN), sc->tx_ring[buffer].data);
copy_len += MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN);
fragment++;
buffer = RING_BUFFER((buffer + 1));
}
s = splimp();
rc = TRlldTransmitFrame(sc->TRlldAdapter, &sc->frame_ring[frame], (void *)&sc->frame_ring[frame]);
(void)splx(s);
if (rc != TRLLD_TRANSMIT_OK) {
printf("oltr%d: TRlldTransmitFrame returned %d\n", sc->unit, rc);
ifp->if_oerrors++;
goto bad;
}
sc->tx_avail -= sc->frame_ring[frame].FragmentCount++;
sc->tx_head += sc->frame_ring[frame].FragmentCount++;
sc->tx_frame++;
#if (NBPFILTER > 0) || (__FreeBSD_version > 400000)
if (ifp->if_bpf)
bpf_mtap(ifp, m0);
#endif
/*ifp->if_opackets++;*/
bad:
m_freem(m0);
goto outloop;
nobuffers:
printf("oltr%d: queue full\n", sc->unit);
ifp->if_flags |= IFF_OACTIVE;
ifp->if_oerrors++;
/*m_freem(m0);*/
sc->restart = m0;
return;
}
static void
oltr_close(struct oltr_softc *sc)
{
/*printf("oltr%d: oltr_close\n", sc->unit);*/
oltr_stop(sc);
tsleep(sc, PWAIT, "oltrclose", 30*hz);
}
static void
oltr_stop(struct oltr_softc *sc)
{
struct ifnet *ifp = &sc->arpcom.ac_if;
/*printf("oltr%d: oltr_stop\n", sc->unit);*/
ifp->if_flags &= ~(IFF_UP | IFF_RUNNING | IFF_OACTIVE);
TRlldClose(sc->TRlldAdapter, 0);
sc->state = OL_CLOSING;
}
static void
oltr_init(void * xsc)
{
struct oltr_softc *sc = (struct oltr_softc *)xsc;
struct ifnet *ifp = &sc->arpcom.ac_if;
struct ifmedia *ifm = &sc->ifmedia;
int poll = 0, i, rc = 0, s;
/*
* Check adapter state, don't allow multiple inits
*/
if (sc->state > OL_CLOSED) {
printf("oltr%d: adapter not ready\n", sc->unit);
return;
}
s = splimp();
/*
* Initialize Adapter
*/
if ((rc = TRlldAdapterInit(&LldDriver, sc->TRlldAdapter, vtophys(sc->TRlldAdapter),
(void *)sc, &sc->config)) != TRLLD_INIT_OK) {
switch(rc) {
case TRLLD_INIT_NOT_FOUND:
printf("oltr%d: adapter not found\n", sc->unit);
break;
case TRLLD_INIT_UNSUPPORTED:
printf("oltr%d: adapter not supported by low level driver\n", sc->unit);
break;
case TRLLD_INIT_PHYS16:
printf("oltr%d: adapter memory block above 16M cannot DMA\n", sc->unit);
break;
case TRLLD_INIT_VERSION:
printf("oltr%d: low level driver version mismatch\n", sc->unit);
break;
default:
printf("oltr%d: unknown init error %d\n", sc->unit, rc);
break;
}
goto init_failed;
}
sc->state = OL_INIT;
switch(IFM_SUBTYPE(ifm->ifm_media)) {
case IFM_AUTO:
rc = TRlldSetSpeed(sc->TRlldAdapter, 0); /* TRLLD_SPEED_AUTO */
break;
case IFM_TOK_UTP4:
rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_4MBPS);
break;
case IFM_TOK_UTP16:
rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
break;
case IFM_TOK_UTP100:
rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_100MBPS);
break;
}
/*
* Download adapter micro-code
*/
if (bootverbose)
printf("oltr%d: Downloading adapter microcode: ", sc->unit);
switch(sc->config.mactype) {
case TRLLD_MAC_TMS:
rc = TRlldDownload(sc->TRlldAdapter, TRlldMacCode);
if (bootverbose)
printf("TMS-380");
break;
case TRLLD_MAC_HAWKEYE:
rc = TRlldDownload(sc->TRlldAdapter, TRlldHawkeyeMac);
if (bootverbose)
printf("Hawkeye");
break;
case TRLLD_MAC_BULLSEYE:
rc = TRlldDownload(sc->TRlldAdapter, TRlldBullseyeMac);
if (bootverbose)
printf("Bullseye");
break;
default:
if (bootverbose)
printf("unknown - failed!\n");
goto init_failed;
break;
}
/*
* Check download status
*/
switch(rc) {
case TRLLD_DOWNLOAD_OK:
if (bootverbose)
printf(" - ok\n");
break;
case TRLLD_DOWNLOAD_ERROR:
if (bootverbose)
printf(" - failed\n");
else
printf("oltr%d: adapter microcode download failed\n", sc->unit);
goto init_failed;
break;
case TRLLD_STATE:
if (bootverbose)
printf(" - not ready\n");
goto init_failed;
break;
}
/*
* Wait for self-test to complete
*/
i = 0;
while ((poll++ < SELF_TEST_POLLS) && (sc->state < OL_READY)) {
if (DEBUG_MASK & DEBUG_INIT)
printf("p");
DELAY(TRlldPoll(sc->TRlldAdapter) * 1000);
if (TRlldInterruptService(sc->TRlldAdapter) != 0)
if (DEBUG_MASK & DEBUG_INIT) printf("i");
}
if (sc->state != OL_CLOSED) {
printf("oltr%d: self-test failed\n", sc->unit);
goto init_failed;
}
/*
* Set up adapter poll
*/
callout_handle_init(&sc->oltr_poll_ch);
sc->oltr_poll_ch = timeout(oltr_poll, (void *)sc, 1);
sc->state = OL_OPENING;
/*
* Open the adapter
*/
rc = TRlldOpen(sc->TRlldAdapter, sc->arpcom.ac_enaddr, sc->GroupAddress,
sc->FunctionalAddress, 1552, sc->AdapterMode);
switch(rc) {
case TRLLD_OPEN_OK:
break;
case TRLLD_OPEN_STATE:
printf("oltr%d: adapter not ready for open\n", sc->unit);
(void)splx(s);
return;
case TRLLD_OPEN_ADDRESS_ERROR:
printf("oltr%d: illegal MAC address\n", sc->unit);
(void)splx(s);
return;
case TRLLD_OPEN_MODE_ERROR:
printf("oltr%d: illegal open mode\n", sc->unit);
(void)splx(s);
return;
default:
printf("oltr%d: unkown open error (%d)\n", sc->unit, rc);
(void)splx(s);
return;
}
/*
* Set promiscious mode for now...
*/
TRlldSetPromiscuousMode(sc->TRlldAdapter, TRLLD_PROM_LLC);
ifp->if_flags |= IFF_PROMISC;
/*
* Block on the ring insert and set a timeout
*/
tsleep(sc, PWAIT, "oltropen", 30*hz);
/*
* Set up receive buffer ring
*/
for (i = 0; i < RING_BUFFER_LEN; i++) {
rc = TRlldReceiveFragment(sc->TRlldAdapter, (void *)sc->rx_ring[i].data,
sc->rx_ring[i].address, RX_BUFFER_LEN, (void *)sc->rx_ring[i].index);
if (rc != TRLLD_RECEIVE_OK) {
printf("oltr%d: adapter refused receive fragment %d (rc = %d)\n", sc->unit, i, rc);
break;
}
}
sc->tx_avail = RING_BUFFER_LEN;
sc->tx_head = 0;
sc->tx_frame = 0;
sc->restart = NULL;
ifp->if_flags |= IFF_RUNNING;
ifp->if_flags &= ~IFF_OACTIVE;
/*
* Set up adapter statistics poll
*/
/*callout_handle_init(&sc->oltr_stat_ch);*/
/*sc->oltr_stat_ch = timeout(oltr_stat, (void *)sc, 1*hz);*/
(void)splx(s);
return;
init_failed:
sc->state = OL_DEAD;
(void)splx(s);
return;
}
static int
oltr_ioctl(struct ifnet *ifp, u_long command, caddr_t data)
{
struct oltr_softc *sc = ifp->if_softc;
struct ifreq *ifr = (struct ifreq *)data;
int error = 0, s;
s = splimp();
switch(command) {
case SIOCSIFADDR:
case SIOCGIFADDR:
case SIOCSIFMTU:
error = iso88025_ioctl(ifp, command, data);
break;
case SIOCSIFFLAGS:
if (ifp->if_flags & IFF_UP) {
oltr_init(sc);
} else {
if (ifp->if_flags & IFF_RUNNING) {
oltr_close(sc);
}
}
break;
case SIOCGIFMEDIA:
case SIOCSIFMEDIA:
error = ifmedia_ioctl(ifp, ifr, &sc->ifmedia, command);
break;
default:
error = EINVAL;
break;
}
(void)splx(s);
return(error);
}
void
oltr_poll(void *arg)
{
struct oltr_softc *sc = (struct oltr_softc *)arg;
int s;
s = splimp();
if (DEBUG_MASK & DEBUG_POLL) printf("P");
/* Set up next adapter poll */
sc->oltr_poll_ch = timeout(oltr_poll, (void *)sc, (TRlldPoll(sc->TRlldAdapter) * hz / 1000));
(void)splx(s);
}
#ifdef NOTYET
void
oltr_stat(void *arg)
{
struct oltr_softc *sc = (struct oltr_softc *)arg;
int s;
s = splimp();
/* Set up next adapter poll */
sc->oltr_stat_ch = timeout(oltr_stat, (void *)sc, 1*hz);
if (TRlldGetStatistics(sc->TRlldAdapter, &sc->current, 0) != 0) {
/*printf("oltr%d: statistics available immediately...\n", sc->unit);*/
DriverStatistics((void *)sc, &sc->current);
}
(void)splx(s);
}
#endif
static int
oltr_ifmedia_upd(struct ifnet *ifp)
{
struct oltr_softc *sc = ifp->if_softc;
struct ifmedia *ifm = &sc->ifmedia;
int rc;
if (IFM_TYPE(ifm->ifm_media) != IFM_TOKEN)
return(EINVAL);
switch(IFM_SUBTYPE(ifm->ifm_media)) {
case IFM_AUTO:
rc = TRlldSetSpeed(sc->TRlldAdapter, 0); /* TRLLD_SPEED_AUTO */
break;
case IFM_TOK_UTP4:
rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_4MBPS);
break;
case IFM_TOK_UTP16:
rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
break;
case IFM_TOK_UTP100:
rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_100MBPS);
break;
default:
return(EINVAL);
break;
}
return(0);
}
static void
oltr_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
{
struct oltr_softc *sc = ifp->if_softc;
struct ifmedia *ifm = &sc->ifmedia;
/*printf("oltr%d: oltr_ifmedia_sts\n", sc->unit);*/
ifmr->ifm_active = IFM_TYPE(ifm->ifm_media)|IFM_SUBTYPE(ifm->ifm_media);
}
/*
* ---------------------- PMW Callback Functions -----------------------
*/
void
DriverStatistics(void *DriverHandle, TRlldStatistics_t *statistics)
{
#ifdef NOTYET
struct oltr_softc *sc = (struct oltr_softc *)DriverHandle;
if (sc->statistics.LineErrors != statistics->LineErrors)
printf("oltr%d: Line Errors %lu\n", sc->unit,
statistics->LineErrors);
if (sc->statistics.InternalErrors != statistics->InternalErrors)
printf("oltr%d: Internal Errors %lu\n", sc->unit,
statistics->InternalErrors);
if (sc->statistics.BurstErrors != statistics->BurstErrors)
printf("oltr%d: Burst Errors %lu\n", sc->unit,
statistics->BurstErrors);
if (sc->statistics.AbortDelimiters != statistics->AbortDelimiters)
printf("oltr%d: Abort Delimiters %lu\n", sc->unit,
statistics->AbortDelimiters);
if (sc->statistics.ARIFCIErrors != statistics->ARIFCIErrors)
printf("oltr%d: ARIFCI Errors %lu\n", sc->unit,
statistics->ARIFCIErrors);
if (sc->statistics.LostFrames != statistics->LostFrames)
printf("oltr%d: Lost Frames %lu\n", sc->unit,
statistics->LostFrames);
if (sc->statistics.CongestionErrors != statistics->CongestionErrors)
printf("oltr%d: Congestion Errors %lu\n", sc->unit,
statistics->CongestionErrors);
if (sc->statistics.FrequencyErrors != statistics->FrequencyErrors)
printf("oltr%d: Frequency Errors %lu\n", sc->unit,
statistics->FrequencyErrors);
if (sc->statistics.TokenErrors != statistics->TokenErrors)
printf("oltr%d: Token Errors %lu\n", sc->unit,
statistics->TokenErrors);
if (sc->statistics.DMABusErrors != statistics->DMABusErrors)
printf("oltr%d: DMA Bus Errors %lu\n", sc->unit,
statistics->DMABusErrors);
if (sc->statistics.DMAParityErrors != statistics->DMAParityErrors)
printf("oltr%d: DMA Parity Errors %lu\n", sc->unit,
statistics->DMAParityErrors);
if (sc->statistics.ReceiveLongFrame != statistics->ReceiveLongFrame)
printf("oltr%d: Long frames received %lu\n", sc->unit,
statistics->ReceiveLongFrame);
if (sc->statistics.ReceiveCRCErrors != statistics->ReceiveCRCErrors)
printf("oltr%d: Receive CRC Errors %lu\n", sc->unit,
statistics->ReceiveCRCErrors);
if (sc->statistics.ReceiveOverflow != statistics->ReceiveOverflow)
printf("oltr%d: Recieve overflows %lu\n", sc->unit,
statistics->ReceiveOverflow);
if (sc->statistics.TransmitUnderrun != statistics->TransmitUnderrun)
printf("oltr%d: Frequency Errors %lu\n", sc->unit,
statistics->TransmitUnderrun);
bcopy(statistics, &sc->statistics, sizeof(TRlldStatistics_t));
#endif
}
static void
DriverSuspend(unsigned short MicroSeconds)
{
DELAY(MicroSeconds);
}
static void
DriverStatus(void *DriverHandle, TRlldStatus_t *Status)
{
struct oltr_softc *sc = (struct oltr_softc *)DriverHandle;
struct ifnet *ifp = &sc->arpcom.ac_if;
char *Protocol[] = { /* 0 */ "Unknown",
/* 1 */ "TKP",
/* 2 */ "TXI" };
char *Timeout[] = { /* 0 */ "command",
/* 1 */ "transmit",
/* 2 */ "interrupt" };
switch (Status->Type) {
case TRLLD_STS_ON_WIRE:
printf("oltr%d: ring insert (%d Mbps - %s)\n", sc->unit,
Status->Specification.OnWireInformation.Speed,
Protocol[Status->Specification.OnWireInformation.AccessProtocol]);
sc->state = OL_OPEN;
wakeup(sc);
break;
case TRLLD_STS_SELFTEST_STATUS:
if (Status->Specification.SelftestStatus == TRLLD_ST_OK) {
sc->state = OL_CLOSED;
if (bootverbose)
printf("oltr%d: self test complete\n", sc->unit);
}
if (Status->Specification.SelftestStatus & TRLLD_ST_ERROR) {
printf("oltr%d: Adapter self test error %d", sc->unit,
Status->Specification.SelftestStatus & ~TRLLD_ST_ERROR);
sc->state = OL_DEAD;
}
if (Status->Specification.SelftestStatus & TRLLD_ST_TIMEOUT) {
printf("oltr%d: Adapter self test timed out.\n", sc->unit);
sc->state = OL_DEAD;
}
break;
case TRLLD_STS_INIT_STATUS:
printf("oltr%d: adapter init failure 0x%03x\n", sc->unit,
Status->Specification.InitStatus);
oltr_stop(sc);
break;
case TRLLD_STS_RING_STATUS:
if (Status->Specification.RingStatus) {
printf("oltr%d: Ring status change: ", sc->unit);
if (Status->Specification.RingStatus &
TRLLD_RS_SIGNAL_LOSS)
printf(" [Signal Loss]");
if (Status->Specification.RingStatus &
TRLLD_RS_HARD_ERROR)
printf(" [Hard Error]");
if (Status->Specification.RingStatus &
TRLLD_RS_SOFT_ERROR)
printf(" [Soft Error]");
if (Status->Specification.RingStatus &
TRLLD_RS_TRANSMIT_BEACON)
printf(" [Beacon]");
if (Status->Specification.RingStatus &
TRLLD_RS_LOBE_WIRE_FAULT)
printf(" [Wire Fault]");
if (Status->Specification.RingStatus &
TRLLD_RS_AUTO_REMOVAL_ERROR)
printf(" [Auto Removal]");
if (Status->Specification.RingStatus &
TRLLD_RS_REMOVE_RECEIVED)
printf(" [Remove Received]");
if (Status->Specification.RingStatus &
TRLLD_RS_COUNTER_OVERFLOW)
printf(" [Counter Overflow]");
if (Status->Specification.RingStatus &
TRLLD_RS_SINGLE_STATION)
printf(" [Single Station]");
if (Status->Specification.RingStatus &
TRLLD_RS_RING_RECOVERY)
printf(" [Ring Recovery]");
printf("\n");
}
break;
case TRLLD_STS_ADAPTER_CHECK:
printf("oltr%d: adapter check (%04x %04x %04x %04x)\n", sc->unit,
Status->Specification.AdapterCheck[0],
Status->Specification.AdapterCheck[1],
Status->Specification.AdapterCheck[2],
Status->Specification.AdapterCheck[3]);
sc->state = OL_DEAD;
oltr_stop(sc);
break;
case TRLLD_STS_PROMISCUOUS_STOPPED:
printf("oltr%d: promiscuous mode ", sc->unit);
if (Status->Specification.PromRemovedCause == 1)
printf("remove received.");
if (Status->Specification.PromRemovedCause == 2)
printf("poll failure.");
if (Status->Specification.PromRemovedCause == 2)
printf("buffer size failure.");
printf("\n");
ifp->if_flags &= ~IFF_PROMISC;
break;
case TRLLD_STS_LLD_ERROR:
printf("oltr%d: low level driver internal error ", sc->unit);
printf("(%04x %04x %04x %04x).\n",
Status->Specification.InternalError[0],
Status->Specification.InternalError[1],
Status->Specification.InternalError[2],
Status->Specification.InternalError[3]);
sc->state = OL_DEAD;
oltr_stop(sc);
break;
case TRLLD_STS_ADAPTER_TIMEOUT:
printf("oltr%d: adapter %s timeout.\n", sc->unit,
Timeout[Status->Specification.AdapterTimeout]);
break;
default:
printf("oltr%d: driver status Type = %d\n", sc->unit, Status->Type);
break;
}
if (Status->Closed) {
sc->state = OL_CLOSING;
oltr_stop(sc);
}
}
static void
DriverCloseCompleted(void *DriverHandle)
{
struct oltr_softc *sc = (struct oltr_softc *)DriverHandle;
printf("oltr%d: adapter closed\n", sc->unit);
wakeup(sc);
sc->state = OL_CLOSED;
}
static void
DriverTransmitFrameCompleted(void *DriverHandle, void *FrameHandle, int TransmitStatus)
{
struct oltr_softc *sc = (struct oltr_softc *)DriverHandle;
struct ifnet *ifp = &sc->arpcom.ac_if;
TRlldTransmit_t *frame = (TRlldTransmit_t *)FrameHandle;
/*printf("oltr%d: DriverTransmitFrameCompleted\n", sc->unit);*/
if (TransmitStatus != TRLLD_TRANSMIT_OK) {
ifp->if_oerrors++;
printf("oltr%d: transmit error %d\n", sc->unit, TransmitStatus);
} else {
ifp->if_opackets++;
}
sc->tx_avail += frame->FragmentCount;
if (ifp->if_flags & IFF_OACTIVE) {
printf("oltr%d: queue restart\n", sc->unit);
ifp->if_flags &= ~IFF_OACTIVE;
oltr_start(ifp);
}
}
static void
DriverReceiveFrameCompleted(void *DriverHandle, int ByteCount, int FragmentCount, void *FragmentHandle, int ReceiveStatus)
{
struct oltr_softc *sc = (struct oltr_softc *)DriverHandle;
struct ifnet *ifp = (struct ifnet *)&sc->arpcom.ac_if;
struct mbuf *m0, *m1, *m;
struct iso88025_header *th;
int frame_len = ByteCount, hdr_len, i = (int)FragmentHandle, rc, s;
int mbuf_offset, mbuf_size, frag_offset, copy_length;
char *fragment = sc->rx_ring[RING_BUFFER(i)].data;
if (sc->state > OL_CLOSED) {
if (ReceiveStatus == TRLLD_RCV_OK) {
MGETHDR(m0, M_DONTWAIT, MT_DATA);
mbuf_size = MHLEN - 2;
if (!m0) {
ifp->if_ierrors++;
goto dropped;
}
if (ByteCount + 2 > MHLEN) {
MCLGET(m0, M_DONTWAIT);
mbuf_size = MCLBYTES - 2;
if (!(m0->m_flags & M_EXT)) {
m_freem(m0);
ifp->if_ierrors++;
goto dropped;
}
}
m0->m_pkthdr.rcvif = ifp;
m0->m_pkthdr.len = ByteCount;
m0->m_len = 0;
m0->m_data += 2;
th = mtod(m0, struct iso88025_header *);
m0->m_pkthdr.header = (void *)th;
m = m0;
mbuf_offset = 0;
frag_offset = 0;
while (frame_len) {
copy_length = MIN3(frame_len,
(RX_BUFFER_LEN - frag_offset),
(mbuf_size - mbuf_offset));
bcopy(fragment + frag_offset, mtod(m, char *) +
mbuf_offset, copy_length);
m->m_len += copy_length;
mbuf_offset += copy_length;
frag_offset += copy_length;
frame_len -= copy_length;
if (frag_offset == RX_BUFFER_LEN) {
fragment =
sc->rx_ring[RING_BUFFER(++i)].data;
frag_offset = 0;
}
if ((mbuf_offset == mbuf_size) && (frame_len > 0)) {
MGET(m1, M_DONTWAIT, MT_DATA);
mbuf_size = MHLEN;
if (!m1) {
ifp->if_ierrors++;
m_freem(m0);
goto dropped;
}
if (frame_len > MHLEN) {
MCLGET(m1, M_DONTWAIT);
mbuf_size = MCLBYTES;
if (!(m1->m_flags & M_EXT)) {
m_freem(m0);
m_freem(m1);
ifp->if_ierrors++;
goto dropped;
}
}
m->m_next = m1;
m = m1;
mbuf_offset = 0;
m->m_len = 0;
}
}
#if (NBPFILTER > 0) || (__FreeBSD_version > 400000)
if (ifp->if_bpf)
bpf_mtap(ifp, m0);
#endif
/*if (ifp->if_flags & IFF_PROMISC) {*/
if (bcmp(th->iso88025_dhost, etherbroadcastaddr
, sizeof(th->iso88025_dhost))) {
if ((bcmp(th->iso88025_dhost + 1, sc->arpcom.ac_enaddr + 1, ISO88025_ADDR_LEN - 1)) ||
((th->iso88025_dhost[0] & 0x7f) != sc->arpcom.ac_enaddr[0])) {
m_freem(m0);
goto dropped;
}
}
/*}*/
ifp->if_ipackets++;
hdr_len = ISO88025_HDR_LEN;
if (th->iso88025_shost[0] & 0x80)
hdr_len += (ntohs(th->rcf) & 0x1f00) >> 8;
m0->m_pkthdr.len -= hdr_len;
m0->m_len -= hdr_len;
m0->m_data += hdr_len;
iso88025_input(ifp, th, m0);
} else { /* Receiver error */
if (ReceiveStatus != TRLLD_RCV_NO_DATA) {
printf("oltr%d: receive error %d\n", sc->unit,
ReceiveStatus);
ifp->if_ierrors++;
}
}
dropped:
s = splimp();
i = (int)FragmentHandle;
while (FragmentCount--) {
rc = TRlldReceiveFragment(sc->TRlldAdapter,
(void *)sc->rx_ring[RING_BUFFER(i)].data,
sc->rx_ring[RING_BUFFER(i)].address,
RX_BUFFER_LEN, (void *)sc->rx_ring[RING_BUFFER(i)].index);
if (rc != TRLLD_RECEIVE_OK) {
printf("oltr%d: adapter refused receive fragment %d (rc = %d)\n", sc->unit, i, rc);
break;
}
i++;
}
(void)splx(s);
}
}
/*
* ---------------------------- PMW Glue -------------------------------
*/
#ifndef TRlldInlineIO
static void
DriverOutByte(unsigned short IOAddress, unsigned char value)
{
outb(IOAddress, value);
}
static void
DriverOutWord(unsigned short IOAddress, unsigned short value)
{
outw(IOAddress, value);
}
static void
DriverOutDword(unsigned short IOAddress, unsigned long value)
{
outl(IOAddress, value);
}
static void
DriverRepOutByte(unsigned short IOAddress, unsigned char *DataPointer, int ByteCount)
{
outsb(IOAddress, (void *)DataPointer, ByteCount);
}
static void
DriverRepOutWord(unsigned short IOAddress, unsigned short *DataPointer, int WordCount)
{
outsw(IOAddress, (void *)DataPointer, WordCount);
}
static void
DriverRepOutDword(unsigned short IOAddress, unsigned long *DataPointer, int DWordCount)
{
outsl(IOAddress, (void *)DataPointer, DWordCount);
}
static unsigned char
DriverInByte(unsigned short IOAddress)
{
return(inb(IOAddress));
}
static unsigned short
DriverInWord(unsigned short IOAddress)
{
return(inw(IOAddress));
}
static unsigned long
DriverInDword(unsigned short IOAddress)
{
return(inl(IOAddress));
}
static void
DriverRepInByte(unsigned short IOAddress, unsigned char *DataPointer, int ByteCount)
{
insb(IOAddress, (void *)DataPointer, ByteCount);
}
static void
DriverRepInWord(unsigned short IOAddress, unsigned short *DataPointer, int WordCount)
{
insw(IOAddress, (void *)DataPointer, WordCount);
}
static void
DriverRepInDword( unsigned short IOAddress, unsigned long *DataPointer, int DWordCount)
{
insl(IOAddress, (void *)DataPointer, DWordCount);
}
#endif /* TRlldInlineIO */
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