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Add code to decode the PCIA_RESENT register. Display information on

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the PCIA revision, and whether or not the STD I/O EISA bridge is
present.  Decode, but don't bother displaying, the power consumption
information for each PCI slot.
This commit is contained in:
thorpej 1997-06-08 07:59:20 +00:00
parent 183655c71b
commit c8615e2f7c
1 changed files with 43 additions and 3 deletions
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46
sys/arch/alpha/pci/dwlpx.c
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@ -1,4 +1,4 @@
/* $NetBSD: dwlpx.c,v 1.7 1997/06/08 07:03:18 thorpej Exp $ */
/* $NetBSD: dwlpx.c,v 1.8 1997/06/08 07:59:20 thorpej Exp $ */
/*
* Copyright (c) 1997 by Matthew Jacob
@ -33,7 +33,7 @@
#include <machine/options.h> /* Config options headers */
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: dwlpx.c,v 1.7 1997/06/08 07:03:18 thorpej Exp $");
__KERNEL_RCSID(0, "$NetBSD: dwlpx.c,v 1.8 1997/06/08 07:59:20 thorpej Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -101,8 +101,10 @@ dwlpxattach(parent, self, aux)
{
static int once = 0;
struct dwlpx_softc *sc = (struct dwlpx_softc *)self;
struct dwlpx_config *ccp = &sc->dwlpx_cc;
struct kft_dev_attach_args *ka = aux;
struct pcibus_attach_args pba;
u_int32_t pcia_present;
sc->dwlpx_node = ka->ka_node;
sc->dwlpx_dtype = ka->ka_dtype;
@ -119,7 +121,45 @@ dwlpxattach(parent, self, aux)
}
dwlpx_init(sc);
printf("\n");
/* XXX Need to detect DWLPA vs. DWLPB here. */
pcia_present = REGVAL(PCIA_PRESENT + ccp->cc_sysbase);
printf(": PCIA rev. %d, STD I/O %spresent\n",
(pcia_present >> PCIA_PRESENT_REVSHIFT) & PCIA_PRESENT_REVMASK,
(pcia_present & PCIA_PRESENT_STDIO) == 0 ? "not " : "");
#if 0
{
int hpc, slot, slotval;
const char *str;
for (hpc = 0; hpc < sc->dwlpx_nhpc; hpc++) {
for (slot = 0; slot < 4; slot++) {
slotval = (pcia_present >>
PCIA_PRESENT_SLOTSHIFT(hpc, slot)) &
PCIA_PRESENT_SLOT_MASK;
if (slotval == PCIA_PRESENT_SLOT_NONE)
continue;
switch (slotval) {
case PCIA_PRESENT_SLOT_25W:
str = "25";
break;
case PCIA_PRESENT_SLOT_15W:
str = "15";
break;
case PCIA_PRESENT_SLOW_7W:
default: /* XXX gcc */
str = "7.5";
break;
}
printf("%s: hpc %d slot %d: %s watt module\n",
sc->dwlpx_dev.dv_xname, hpc, slot, str);
}
}
}
#endif
if (once == 0) {
/*
* Set up interrupts