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Remove code to slam the config space on transition to d0.

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This commit is contained in:
Warner Losh 2004-06-28 20:09:02 +00:00
parent c3e7434f34
commit 922a60559a
1 changed files with 0 additions and 56 deletions
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56
sys/dev/re/if_re.c
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@ -1078,32 +1078,6 @@ re_attach(dev)
mtx_init(&sc->rl_mtx, device_get_nameunit(dev), MTX_NETWORK_LOCK,
MTX_DEF | MTX_RECURSE);
#ifndef BURN_BRIDGES
/*
* Handle power management nonsense.
*/
if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0) {
u_int32_t iobase, membase, irq;
/* Save important PCI config data. */
iobase = pci_read_config(dev, RL_PCI_LOIO, 4);
membase = pci_read_config(dev, RL_PCI_LOMEM, 4);
irq = pci_read_config(dev, RL_PCI_INTLINE, 4);
/* Reset the power state. */
printf("re%d: chip is is in D%d power mode "
"-- setting to D0\n", unit,
pci_get_powerstate(dev));
pci_set_powerstate(dev, PCI_POWERSTATE_D0);
/* Restore PCI config data. */
pci_write_config(dev, RL_PCI_LOIO, iobase, 4);
pci_write_config(dev, RL_PCI_LOMEM, membase, 4);
pci_write_config(dev, RL_PCI_INTLINE, irq, 4);
}
#endif
/*
* Map control/status registers.
*/
@ -2394,24 +2368,11 @@ static int
re_suspend(dev)
device_t dev;
{
#ifndef BURN_BRIDGES
register int i;
#endif
struct rl_softc *sc;
sc = device_get_softc(dev);
re_stop(sc);
#ifndef BURN_BRIDGES
for (i = 0; i < 5; i++)
sc->saved_maps[i] = pci_read_config(dev, PCIR_MAPS + i * 4, 4);
sc->saved_biosaddr = pci_read_config(dev, PCIR_BIOS, 4);
sc->saved_intline = pci_read_config(dev, PCIR_INTLINE, 1);
sc->saved_cachelnsz = pci_read_config(dev, PCIR_CACHELNSZ, 1);
sc->saved_lattimer = pci_read_config(dev, PCIR_LATTIMER, 1);
#endif
sc->suspended = 1;
return (0);
@ -2426,29 +2387,12 @@ static int
re_resume(dev)
device_t dev;
{
#ifndef BURN_BRIDGES
register int i;
#endif
struct rl_softc *sc;
struct ifnet *ifp;
sc = device_get_softc(dev);
ifp = &sc->arpcom.ac_if;
#ifndef BURN_BRIDGES
/* better way to do this? */
for (i = 0; i < 5; i++)
pci_write_config(dev, PCIR_MAPS + i * 4, sc->saved_maps[i], 4);
pci_write_config(dev, PCIR_BIOS, sc->saved_biosaddr, 4);
pci_write_config(dev, PCIR_INTLINE, sc->saved_intline, 1);
pci_write_config(dev, PCIR_CACHELNSZ, sc->saved_cachelnsz, 1);
pci_write_config(dev, PCIR_LATTIMER, sc->saved_lattimer, 1);
/* reenable busmastering */
pci_enable_busmaster(dev);
pci_enable_io(dev, RL_RES);
#endif
/* reinitialize interface if necessary */
if (ifp->if_flags & IFF_UP)
re_init(sc);