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Some people are having problems with insert/eject. Add some debug

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information until the problems can be tracked down.  Right now these
are unconditional, but later it will be hidden behind a boot verbose.

Also, if there are no events listed in the event mask, return right
away.  Specifically avoid writing back interrupt acks in this case.
This commit is contained in:
Warner Losh 2001-06-16 23:26:18 +00:00
parent 1fecc3ff98
commit 8d3428c0b4
1 changed files with 4 additions and 0 deletions
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4
sys/pccard/pcic_pci.c
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@ -311,6 +311,7 @@ pcic_cd_event(void *arg)
u_int32_t stat;
stat = bus_space_read_4(sp->bst, sp->bsh, CB_SOCKET_STATE);
device_printf(sc->dev, "debounced state is 0x%x\n", stat);
if ((stat & CB_SS_16BIT) == 0) {
device_printf(sp->sc->dev, "Unsupported card type inserted\n");
} else {
@ -330,6 +331,9 @@ pcic_pci_intr(void *arg)
u_int32_t event;
event = bus_space_read_4(sp->bst, sp->bsh, CB_SOCKET_EVENT);
if (event == 0)
return;
device_printf(sc->dev, "Event mask 0x%x\n", event);
if (event & CB_SE_CD) {
if (!sc->cd_pending) {
sc->cd_pending = 1;