0fce92f5c4
and amd64. The optimization is a trivial on recent machines. Reviewed by: -arch (imp, marcel, dfr)
467 lines
10 KiB
C
467 lines
10 KiB
C
/*-
|
|
* Copyright (c) 2002 Matthew N. Dodd <winter@jurai.net>
|
|
* All rights reserved.
|
|
*
|
|
* 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, 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
/*
|
|
*
|
|
* ===================================
|
|
* HARP | Host ATM Research Platform
|
|
* ===================================
|
|
*
|
|
*
|
|
* This Host ATM Research Platform ("HARP") file (the "Software") is
|
|
* made available by Network Computing Services, Inc. ("NetworkCS")
|
|
* "AS IS". NetworkCS does not provide maintenance, improvements or
|
|
* support of any kind.
|
|
*
|
|
* NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED,
|
|
* INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY
|
|
* AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE
|
|
* SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE.
|
|
* In no event shall NetworkCS be responsible for any damages, including
|
|
* but not limited to consequential damages, arising from or relating to
|
|
* any use of the Software or related support.
|
|
*
|
|
* Copyright 1994-1998 Network Computing Services, Inc.
|
|
*
|
|
* Copies of this Software may be made, however, the above copyright
|
|
* notice must be reproduced on all copies.
|
|
*
|
|
*/
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/socketvar.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/lock.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/sysctl.h>
|
|
|
|
#include <sys/bus.h>
|
|
#include <sys/conf.h>
|
|
|
|
#include <sys/module.h>
|
|
#include <machine/bus.h>
|
|
#include <machine/resource.h>
|
|
#include <sys/rman.h>
|
|
|
|
#include <net/if.h>
|
|
#include <netatm/port.h>
|
|
#include <netatm/queue.h>
|
|
#include <netatm/atm.h>
|
|
#include <netatm/atm_sys.h>
|
|
#include <netatm/atm_sap.h>
|
|
#include <netatm/atm_cm.h>
|
|
#include <netatm/atm_if.h>
|
|
#include <netatm/atm_stack.h>
|
|
#include <netatm/atm_pcb.h>
|
|
#include <netatm/atm_var.h>
|
|
|
|
#include <dev/hfa/fore.h>
|
|
#include <dev/hfa/fore_aali.h>
|
|
#include <dev/hfa/fore_slave.h>
|
|
#include <dev/hfa/fore_stats.h>
|
|
#include <dev/hfa/fore_var.h>
|
|
#include <dev/hfa/fore_include.h>
|
|
|
|
#include <dev/hfa/hfa_freebsd.h>
|
|
|
|
devclass_t hfa_devclass;
|
|
|
|
static int hfa_modevent(module_t, int, void *);
|
|
|
|
SYSCTL_DECL(_hw_atm);
|
|
|
|
/*
|
|
* Sysctl handler for the traffic shaping option
|
|
*/
|
|
static int
|
|
hfa_sysctl_shape(SYSCTL_HANDLER_ARGS)
|
|
{
|
|
struct hfa_softc *sc = arg1;
|
|
int error;
|
|
u_int new;
|
|
|
|
error = SYSCTL_OUT(req, &sc->fup.fu_shape , sizeof(sc->fup.fu_shape));
|
|
if (error != 0 || req->newptr == NULL) {
|
|
return (error);
|
|
}
|
|
|
|
error = SYSCTL_IN(req, &new, sizeof(new));
|
|
if (error != 0) {
|
|
return (error);
|
|
}
|
|
|
|
if (new > FUS_SHAPE_ALL) {
|
|
return (EINVAL);
|
|
}
|
|
|
|
sc->fup.fu_shape = new;
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
hfa_alloc (device_t dev)
|
|
{
|
|
struct hfa_softc *sc;
|
|
int error;
|
|
|
|
sc = (struct hfa_softc *)device_get_softc(dev);
|
|
error = 0;
|
|
|
|
sc->mem = bus_alloc_resource_any(dev, sc->mem_type, &sc->mem_rid,
|
|
RF_ACTIVE);
|
|
if (sc->mem == NULL) {
|
|
device_printf(dev, "Unable to allocate memory resource.\n");
|
|
error = ENXIO;
|
|
goto fail;
|
|
}
|
|
|
|
sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irq_rid,
|
|
RF_SHAREABLE | RF_ACTIVE);
|
|
if (sc->irq == NULL) {
|
|
device_printf(dev, "Unable to allocate interrupt resource.\n");
|
|
error = ENXIO;
|
|
goto fail;
|
|
}
|
|
|
|
/*
|
|
* Make the sysctl tree
|
|
*/
|
|
if ((sc->sysctl_tree = SYSCTL_ADD_NODE(&sc->sysctl_ctx,
|
|
SYSCTL_STATIC_CHILDREN(_hw_atm), OID_AUTO,
|
|
device_get_nameunit(dev), CTLFLAG_RW, 0, "")) == NULL)
|
|
goto fail;
|
|
|
|
if (SYSCTL_ADD_PROC(&sc->sysctl_ctx, SYSCTL_CHILDREN(sc->sysctl_tree),
|
|
OID_AUTO, "shape", CTLFLAG_RW | CTLTYPE_UINT, sc, 0,
|
|
hfa_sysctl_shape, "IU", "traffic shaping") == NULL)
|
|
goto fail;
|
|
|
|
mtx_init(&sc->mtx, device_get_nameunit(dev), "Interrupt lock", MTX_DEF|MTX_RECURSE);
|
|
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
int
|
|
hfa_free (device_t dev)
|
|
{
|
|
struct hfa_softc *sc;
|
|
|
|
sc = (struct hfa_softc *)device_get_softc(dev);
|
|
|
|
if (sc->mem)
|
|
bus_release_resource(dev, sc->mem_type, sc->mem_rid, sc->mem);
|
|
if (sc->irq_ih)
|
|
bus_teardown_intr(dev, sc->irq, sc->irq_ih);
|
|
if (sc->irq)
|
|
bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
|
|
|
|
/*
|
|
* Destroy the mutex.
|
|
*/
|
|
if (mtx_initialized(&sc->mtx) != 0)
|
|
mtx_destroy(&sc->mtx);
|
|
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
hfa_attach (device_t dev)
|
|
{
|
|
struct hfa_softc *sc;
|
|
Fore_unit *fup;
|
|
int error;
|
|
int err_count;
|
|
|
|
sc = (struct hfa_softc *)device_get_softc(dev);
|
|
fup = &sc->fup;
|
|
error = 0;
|
|
err_count = BOOT_LOOPS;
|
|
|
|
/*
|
|
* Start initializing it
|
|
*/
|
|
fup->fu_unit = device_get_unit(dev);
|
|
fup->fu_mtu = FORE_IFF_MTU;
|
|
fup->fu_vcc_zone = fore_vcc_zone;
|
|
fup->fu_nif_zone = fore_nif_zone;
|
|
fup->fu_ioctl = fore_atm_ioctl;
|
|
fup->fu_instvcc = fore_instvcc;
|
|
fup->fu_openvcc = fore_openvcc;
|
|
fup->fu_closevcc = fore_closevcc;
|
|
fup->fu_output = fore_output;
|
|
fup->fu_softc = (void *)sc;
|
|
|
|
callout_handle_init(&fup->fu_thandle);
|
|
|
|
/*
|
|
* Poke the hardware - boot the CP and prepare it for downloading
|
|
*/
|
|
hfa_reset(dev);
|
|
|
|
/*
|
|
* Wait for the monitor to perform self-test
|
|
*/
|
|
while (CP_READ(fup->fu_mon->mon_bstat) != BOOT_MONREADY) {
|
|
if (CP_READ(fup->fu_mon->mon_bstat) == BOOT_FAILTEST) {
|
|
device_printf(dev, "failed self-test\n");
|
|
goto fail;
|
|
} else if ( --err_count == 0 ) {
|
|
device_printf(dev, "unable to boot - status=0x%lx\n",
|
|
(u_long)CP_READ(fup->fu_mon->mon_bstat));
|
|
goto fail;
|
|
}
|
|
DELAY ( BOOT_DELAY );
|
|
}
|
|
|
|
/*
|
|
* Setup the adapter config info - at least as much as we can
|
|
*/
|
|
fup->fu_config.ac_vendor = VENDOR_FORE;
|
|
fup->fu_config.ac_vendapi = VENDAPI_FORE_1;
|
|
fup->fu_config.ac_media = MEDIA_OC3C;
|
|
fup->fu_pif.pif_pcr = ATM_PCR_OC3C;
|
|
|
|
/*
|
|
* Save device ram info for user-level programs
|
|
*/
|
|
fup->fu_config.ac_ram = (long)fup->fu_ram;
|
|
fup->fu_config.ac_ramsize = fup->fu_ramsize;
|
|
|
|
/*
|
|
* Set device capabilities
|
|
*/
|
|
fup->fu_pif.pif_maxvpi = FORE_MAX_VPI;
|
|
fup->fu_pif.pif_maxvci = FORE_MAX_VCI;
|
|
|
|
/*
|
|
* Register this interface with ATM core services
|
|
*/
|
|
error = atm_physif_register((Cmn_unit *)fup, FORE_DEV_NAME, fore_services);
|
|
if (error)
|
|
goto fail;
|
|
|
|
fore_units[device_get_unit(dev)] = fup;
|
|
fore_nunits++;
|
|
|
|
/*
|
|
* Initialize the CP microcode program.
|
|
*/
|
|
fore_initialize(fup);
|
|
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
int
|
|
hfa_detach (device_t dev)
|
|
{
|
|
struct hfa_softc *sc;
|
|
Fore_unit *fup;
|
|
int error;
|
|
|
|
sc = (struct hfa_softc *)device_get_softc(dev);
|
|
fup = &sc->fup;
|
|
error = 0;
|
|
|
|
/*
|
|
* De-Register this interface with ATM core services
|
|
*/
|
|
error = atm_physif_deregister((Cmn_unit *)fup);
|
|
|
|
/*
|
|
* Reset the board and return it to cold_start state.
|
|
* Hopefully, this will prevent use of resources as
|
|
* we're trying to free things up.
|
|
*/
|
|
hfa_reset(dev);
|
|
|
|
/*
|
|
* Lock out all device interrupts
|
|
*/
|
|
DEVICE_LOCK((Cmn_unit *)fup);
|
|
|
|
/*
|
|
* Remove any pending timeout()'s
|
|
*/
|
|
(void)untimeout((KTimeout_ret(*)(void *))fore_initialize,
|
|
(void *)fup, fup->fu_thandle);
|
|
|
|
hfa_free(dev);
|
|
|
|
DEVICE_UNLOCK((Cmn_unit *)fup);
|
|
|
|
/*
|
|
* Free any Fore-specific device resources
|
|
*/
|
|
fore_interface_free(fup);
|
|
|
|
return (error);
|
|
}
|
|
|
|
void
|
|
hfa_intr (void * arg)
|
|
{
|
|
struct hfa_softc *sc;
|
|
|
|
sc = (struct hfa_softc *)arg;
|
|
|
|
HFA_LOCK(sc);
|
|
fore_intr(&sc->fup);
|
|
HFA_UNLOCK(sc);
|
|
|
|
return;
|
|
}
|
|
|
|
void
|
|
hfa_reset (device_t dev)
|
|
{
|
|
struct hfa_softc *sc;
|
|
Fore_unit *fup;
|
|
|
|
sc = (struct hfa_softc *)device_get_softc(dev);
|
|
fup = &sc->fup;
|
|
HFA_LOCK(sc);
|
|
|
|
/*
|
|
* Reset the board and return it to cold_start state
|
|
*/
|
|
if (fup->fu_mon)
|
|
fup->fu_mon->mon_bstat = CP_WRITE(BOOT_COLDSTART);
|
|
|
|
if (fup->fu_ctlreg) {
|
|
|
|
switch (fup->fu_config.ac_device) {
|
|
case DEV_FORE_ESA200E:
|
|
|
|
break;
|
|
|
|
case DEV_FORE_SBA200E:
|
|
/*
|
|
* Reset i960 by setting and clearing RESET
|
|
*/
|
|
SBA200E_HCR_INIT(*fup->fu_ctlreg, SBA200E_RESET);
|
|
SBA200E_HCR_CLR(*fup->fu_ctlreg, SBA200E_RESET);
|
|
break;
|
|
|
|
case DEV_FORE_SBA200:
|
|
/*
|
|
* Reset i960 by setting and clearing RESET
|
|
*
|
|
* SBA200 will NOT reset if bit is OR'd in!
|
|
*/
|
|
*fup->fu_ctlreg = SBA200_RESET;
|
|
*fup->fu_ctlreg = SBA200_RESET_CLR;
|
|
break;
|
|
|
|
case DEV_FORE_PCA200E:
|
|
/*
|
|
* Reset i960 by setting and clearing RESET
|
|
*/
|
|
PCA200E_HCR_INIT(*fup->fu_ctlreg, PCA200E_RESET);
|
|
DELAY(10000);
|
|
PCA200E_HCR_CLR(*fup->fu_ctlreg, PCA200E_RESET);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
HFA_UNLOCK(sc);
|
|
return;
|
|
}
|
|
|
|
static int
|
|
hfa_modevent (module_t mod, int type, void *data)
|
|
{
|
|
int error;
|
|
|
|
error = 0;
|
|
|
|
switch (type) {
|
|
case MOD_LOAD:
|
|
/*
|
|
* Verify software version
|
|
*/
|
|
if (atm_version != ATM_VERSION) {
|
|
printf("hfa: version mismatch: fore=%d.%d kernel=%d.%d\n",
|
|
ATM_VERS_MAJ(ATM_VERSION),
|
|
ATM_VERS_MIN(ATM_VERSION),
|
|
ATM_VERS_MAJ(atm_version),
|
|
ATM_VERS_MIN(atm_version));
|
|
error = EINVAL;
|
|
break;
|
|
}
|
|
|
|
fore_nif_zone = uma_zcreate("fore nif", sizeof(struct atm_nif), NULL,
|
|
NULL, NULL, NULL, UMA_ALIGN_PTR, 0);
|
|
if (fore_nif_zone == NULL)
|
|
panic("hfa_modevent:uma_zcreate nif");
|
|
uma_zone_set_max(fore_nif_zone, 52);
|
|
|
|
fore_vcc_zone = uma_zcreate("fore vcc", sizeof(Fore_vcc), NULL,
|
|
NULL, NULL, NULL, UMA_ALIGN_PTR, 0);
|
|
if (fore_vcc_zone == NULL)
|
|
panic("hfa_modevent: uma_zcreate vcc");
|
|
uma_zone_set_max(fore_vcc_zone, 100);
|
|
|
|
/*
|
|
* Start up watchdog timer
|
|
*/
|
|
atm_timeout(&fore_timer, ATM_HZ * FORE_TIME_TICK, fore_timeout);
|
|
|
|
break;
|
|
case MOD_UNLOAD:
|
|
/*
|
|
* Stop watchdog timer
|
|
*/
|
|
atm_untimeout(&fore_timer);
|
|
|
|
uma_zdestroy(fore_nif_zone);
|
|
uma_zdestroy(fore_vcc_zone);
|
|
|
|
break;
|
|
default:
|
|
return (EOPNOTSUPP);
|
|
break;
|
|
}
|
|
|
|
return (error);
|
|
}
|
|
|
|
static moduledata_t hfa_moduledata = {
|
|
"hfa",
|
|
hfa_modevent,
|
|
NULL
|
|
};
|
|
DECLARE_MODULE(hfa, hfa_moduledata, SI_SUB_DRIVERS, SI_ORDER_MIDDLE);
|
|
MODULE_VERSION(hfa, 1);
|