Convert the ThunderLAN driver to newbus. Also add splimp() protection to

tl_stats_update().
This commit is contained in:
Bill Paul 1999-07-22 17:00:38 +00:00
parent f6389f4b62
commit 7dea97485b
2 changed files with 166 additions and 82 deletions

View File

@ -29,7 +29,7 @@
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: if_tl.c,v 1.33 1999/07/02 04:17:15 peter Exp $
* $Id: if_tl.c,v 1.34 1999/07/06 19:23:29 des Exp $
*/
/*
@ -204,6 +204,9 @@
#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>
@ -221,7 +224,7 @@
#if !defined(lint)
static const char rcsid[] =
"$Id: if_tl.c,v 1.33 1999/07/02 04:17:15 peter Exp $";
"$Id: if_tl.c,v 1.34 1999/07/06 19:23:29 des Exp $";
#endif
/*
@ -276,10 +279,9 @@ static struct tl_type tl_phys[] = {
{ 0, 0, "<MII-compliant physical interface>" }
};
static unsigned long tl_count;
static const char *tl_probe __P((pcici_t, pcidi_t));
static void tl_attach __P((pcici_t, int));
static int tl_probe __P((device_t));
static int tl_attach __P((device_t));
static int tl_detach __P((device_t));
static int tl_attach_phy __P((struct tl_softc *));
static int tl_intvec_rxeoc __P((void *, u_int32_t));
static int tl_intvec_txeoc __P((void *, u_int32_t));
@ -300,7 +302,7 @@ static int tl_ioctl __P((struct ifnet *, u_long, caddr_t));
static void tl_init __P((void *));
static void tl_stop __P((struct tl_softc *));
static void tl_watchdog __P((struct ifnet *));
static void tl_shutdown __P((int, void *));
static void tl_shutdown __P((device_t));
static int tl_ifmedia_upd __P((struct ifnet *));
static void tl_ifmedia_sts __P((struct ifnet *, struct ifmediareq *));
@ -337,6 +339,25 @@ static void tl_dio_clrbit __P((struct tl_softc *, int, int));
static void tl_dio_setbit16 __P((struct tl_softc *, int, int));
static void tl_dio_clrbit16 __P((struct tl_softc *, int, int));
static device_method_t tl_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, tl_probe),
DEVMETHOD(device_attach, tl_attach),
DEVMETHOD(device_detach, tl_detach),
DEVMETHOD(device_shutdown, tl_shutdown),
{ 0, 0 }
};
static driver_t tl_driver = {
"tl",
tl_methods,
sizeof(struct tl_softc)
};
static devclass_t tl_devclass;
DRIVER_MODULE(tl, pci, tl_driver, tl_devclass, 0, 0);
static u_int8_t tl_dio_read8(sc, reg)
struct tl_softc *sc;
int reg;
@ -1341,23 +1362,23 @@ static void tl_softreset(sc, internal)
* Probe for a ThunderLAN chip. Check the PCI vendor and device IDs
* against our list and return its name if we find a match.
*/
static const char *
tl_probe(config_id, device_id)
pcici_t config_id;
pcidi_t device_id;
static int tl_probe(dev)
device_t dev;
{
struct tl_type *t;
t = tl_devs;
while(t->tl_name != NULL) {
if ((device_id & 0xFFFF) == t->tl_vid &&
((device_id >> 16) & 0xFFFF) == t->tl_did)
return(t->tl_name);
if ((pci_get_vendor(dev) == t->tl_vid) &&
(pci_get_device(dev) == t->tl_did)) {
device_set_desc(dev, t->tl_name);
return(0);
}
t++;
}
return(NULL);
return(ENXIO);
}
/*
@ -1503,10 +1524,8 @@ static int tl_attach_phy(sc)
return(0);
}
static void
tl_attach(config_id, unit)
pcici_t config_id;
int unit;
static int tl_attach(dev)
device_t dev;
{
int s, i, phys = 0;
#ifndef TL_USEIOSPACE
@ -1519,11 +1538,15 @@ tl_attach(config_id, unit)
struct tl_softc *sc;
unsigned int round;
caddr_t roundptr;
int unit, error = 0, rid;
s = splimp();
vid = pci_cfgread(config_id, PCIR_VENDOR, 2);
did = pci_cfgread(config_id, PCIR_DEVICE, 2);
vid = pci_get_vendor(dev);
did = pci_get_device(dev);
sc = device_get_softc(dev);
unit = device_get_unit(dev);
bzero(sc, sizeof(struct tl_softc));
t = tl_devs;
while(t->tl_name != NULL) {
@ -1537,65 +1560,59 @@ tl_attach(config_id, unit)
goto fail;
}
/* First, allocate memory for the softc struct. */
sc = malloc(sizeof(struct tl_softc), M_DEVBUF, M_NOWAIT);
if (sc == NULL) {
printf("tl%d: no memory for softc struct!\n", unit);
goto fail;
}
bzero(sc, sizeof(struct tl_softc));
/*
* Map control/status registers.
*/
command = pci_conf_read(config_id, PCI_COMMAND_STATUS_REG);
command = pci_read_config(dev, PCI_COMMAND_STATUS_REG, 4);
command |= (PCIM_CMD_PORTEN|PCIM_CMD_MEMEN|PCIM_CMD_BUSMASTEREN);
pci_conf_write(config_id, PCI_COMMAND_STATUS_REG, command);
command = pci_conf_read(config_id, PCI_COMMAND_STATUS_REG);
pci_write_config(dev, PCI_COMMAND_STATUS_REG, command, 4);
command = pci_read_config(dev, PCI_COMMAND_STATUS_REG, 4);
#ifdef TL_USEIOSPACE
if (!(command & PCIM_CMD_PORTEN)) {
printf("tl%d: failed to enable I/O ports!\n", unit);
free(sc, M_DEVBUF);
error = ENXIO;
goto fail;
}
if (!pci_map_port(config_id, TL_PCI_LOIO,
(pci_port_t *)&(sc->tl_bhandle))) {
if (!pci_map_port(config_id, TL_PCI_LOMEM,
(pci_port_t *)&(sc->tl_bhandle))) {
printf ("tl%d: couldn't map ports\n", unit);
goto fail;
}
rid = TL_PCI_LOIO;
sc->tl_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
0, ~0, 1, RF_ACTIVE);
/*
* Some cards have the I/O and memory mapped address registers
* reversed. Try both combinations before giving up.
*/
if (sc->tl_res == NULL) {
rid = TL_PCI_LOMEM;
sc->tl_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
0, ~0, 1, RF_ACTIVE);
}
#ifdef __alpha__
sc->tl_btag = ALPHA_BUS_SPACE_IO;
#endif
#ifdef __i386__
sc->tl_btag = I386_BUS_SPACE_IO;
#endif
#else
if (!(command & PCIM_CMD_MEMEN)) {
printf("tl%d: failed to enable memory mapping!\n", unit);
error = ENXIO;
goto fail;
}
if (!pci_map_mem(config_id, TL_PCI_LOMEM, &vbase, &pbase)) {
if (!pci_map_mem(config_id, TL_PCI_LOIO, &vbase, &pbase)) {
printf ("tl%d: couldn't map memory\n", unit);
goto fail;
}
rid = TL_PCI_LOMEM;
sc->tl_res = bus_alloc_resource(dev, SYS_RES_MEMORY, &rid,
0, ~0, 1, RF_ACTIVE);
if (sc->tl_res == NULL) {
rid = TL_PCI_LOIO;
sc->tl_res = bus_alloc_resource(dev, SYS_RES_MEMORY, &rid,
0, ~0, 1, RF_ACTIVE);
}
#endif
if (sc->tl_res == NULL) {
printf("tl%d: couldn't map ports/memory\n", unit);
error = ENXIO;
goto fail;
}
#ifdef __alpha__
sc->tl_btag = ALPHA_BUS_SPACE_MEM;
#endif
#ifdef __i386__
sc->tl_btag = I386_BUS_SPACE_MEM;
#endif
sc->tl_bhandle = vbase;
#endif
sc->tl_btag = rman_get_bustag(sc->tl_res);
sc->tl_bhandle = rman_get_bushandle(sc->tl_res);
#ifdef notdef
/*
@ -1604,14 +1621,27 @@ tl_attach(config_id, unit)
* if this is really necessary, but what the manual wants,
* the manual gets.
*/
command = pci_conf_read(config_id, TL_PCI_LATENCY_TIMER);
command = pci_read_config(dev, TL_PCI_LATENCY_TIMER, 4);
command |= 0x0000FF00;
pci_conf_write(config_id, TL_PCI_LATENCY_TIMER, command);
pci_write_config(dev, TL_PCI_LATENCY_TIMER, command, 4);
#endif
/* Allocate interrupt */
if (!pci_map_int(config_id, tl_intr, sc, &net_imask)) {
rid = 0;
sc->tl_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1,
RF_SHAREABLE | RF_ACTIVE);
if (sc->tl_irq == NULL) {
printf("tl%d: couldn't map interrupt\n", unit);
error = ENXIO;
goto fail;
}
error = bus_setup_intr(dev, sc->tl_irq, INTR_TYPE_NET,
tl_intr, sc, &sc->tl_intrhand);
if (error) {
printf("tl%d: couldn't set up irq\n", unit);
goto fail;
}
@ -1631,8 +1661,16 @@ tl_attach(config_id, unit)
M_DEVBUF, M_NOWAIT);
if (sc->tl_ldata_ptr == NULL) {
free(sc, M_DEVBUF);
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->tl_irq);
#ifdef TL_USEIOSPACE
bus_release_resource(dev, SYS_RES_IOPORT,
TL_PCI_LOIO, sc->tl_res);
#else
bus_release_resource(dev, SYS_RES_MEMORY,
TL_PCI_LOMEM, sc->tl_res);
#endif
printf("tl%d: no memory for list buffers!\n", unit);
error = ENXIO;
goto fail;
}
@ -1672,7 +1710,17 @@ tl_attach(config_id, unit)
*/
if (tl_read_eeprom(sc, (caddr_t)&sc->arpcom.ac_enaddr,
sc->tl_eeaddr, ETHER_ADDR_LEN)) {
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->tl_irq);
#ifdef TL_USEIOSPACE
bus_release_resource(dev, SYS_RES_IOPORT,
TL_PCI_LOIO, sc->tl_res);
#else
bus_release_resource(dev, SYS_RES_MEMORY,
TL_PCI_LOMEM, sc->tl_res);
#endif
free(sc->tl_ldata_ptr, M_DEVBUF);
printf("tl%d: failed to read station address\n", unit);
error = ENXIO;
goto fail;
}
@ -1742,7 +1790,17 @@ tl_attach(config_id, unit)
if (!sc->tl_phy_sts)
continue;
if (tl_attach_phy(sc)) {
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->tl_irq);
#ifdef TL_USEIOSPACE
bus_release_resource(dev, SYS_RES_IOPORT,
TL_PCI_LOIO, sc->tl_res);
#else
bus_release_resource(dev, SYS_RES_MEMORY,
TL_PCI_LOMEM, sc->tl_res);
#endif
free(sc->tl_ldata_ptr, M_DEVBUF);
printf("tl%d: failed to attach a phy %d\n", unit, i);
error = ENXIO;
goto fail;
}
phys++;
@ -1790,11 +1848,40 @@ tl_attach(config_id, unit)
bpfattach(ifp, DLT_EN10MB, sizeof(struct ether_header));
#endif
at_shutdown(tl_shutdown, sc, SHUTDOWN_POST_SYNC);
fail:
splx(s);
return;
return(error);
}
static int tl_detach(dev)
device_t dev;
{
struct tl_softc *sc;
struct ifnet *ifp;
int s;
s = splimp();
sc = device_get_softc(dev);
ifp = &sc->arpcom.ac_if;
tl_stop(sc);
if_detach(ifp);
free(sc->tl_ldata_ptr, M_DEVBUF);
ifmedia_removeall(&sc->ifmedia);
bus_teardown_intr(dev, sc->tl_irq, sc->tl_intrhand);
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->tl_irq);
#ifdef TL_USEIOSPACE
bus_release_resource(dev, SYS_RES_IOPORT, TL_PCI_LOIO, sc->tl_res);
#else
bus_release_resource(dev, SYS_RES_MEMORY, TL_PCI_LOMEM, sc->tl_res);
#endif
splx(s);
return(0);
}
/*
@ -2254,6 +2341,9 @@ static void tl_stats_update(xsc)
struct ifnet *ifp;
struct tl_stats tl_stats;
u_int32_t *p;
int s;
s = splimp();
bzero((char *)&tl_stats, sizeof(struct tl_stats));
@ -2279,6 +2369,8 @@ static void tl_stats_update(xsc)
sc->tl_stat_ch = timeout(tl_stats_update, sc, hz);
splx(s);
return;
}
@ -2809,25 +2901,14 @@ static void tl_stop(sc)
* Stop all chip I/O so that the kernel's probe routines don't
* get confused by errant DMAs when rebooting.
*/
static void tl_shutdown(howto, xsc)
int howto;
void *xsc;
static void tl_shutdown(dev)
device_t dev;
{
struct tl_softc *sc;
sc = xsc;
sc = device_get_softc(dev);
tl_stop(sc);
return;
}
static struct pci_device tl_device = {
"tl",
tl_probe,
tl_attach,
&tl_count,
NULL
};
COMPAT_PCI_DRIVER(tl, tl_device);

View File

@ -29,7 +29,7 @@
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: if_tlreg.h,v 1.15 1999/03/31 04:00:05 wpaul Exp $
* $Id: if_tlreg.h,v 1.9 1999/03/31 04:04:14 wpaul Exp $
*/
@ -113,6 +113,9 @@ struct tl_softc {
struct ifmedia ifmedia; /* media info */
bus_space_handle_t tl_bhandle;
bus_space_tag_t tl_btag;
void *tl_intrhand;
struct resource *tl_irq;
struct resource *tl_res;
struct tl_type *tl_dinfo; /* ThunderLAN adapter info */
struct tl_type *tl_pinfo; /* PHY info struct */
u_int8_t tl_ctlr; /* chip number */