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/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/kstat.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>
#include <sys/sunldi.h>
#include <sys/agpgart.h>
#include <sys/agp/agpdefs.h>
#include <sys/agp/agpgart_impl.h>
/*
* The values of type agp_arc_type_t are used as indices into arc_name
* So if agp_arc_type_t's values are changed in the future, the content
* of arc_name must be changed accordingly.
*/
static const char *arc_name[] = {
"IGD_810",
"IGD_830",
"INTEL_AGP",
"AMD64_AGP",
"AMD64_NONAGP",
"UNKNOWN"
};
static char *agpkstat_name[] = {
"&arc_type",
"master_dev_id",
"master_dev_version",
"master_dev_status",
"$prealloc_size",
"target_dev_id",
"target_dev_version",
"target_dev_status",
"$aper_base",
"$aper_size",
"&agp_enabled",
"agp_mode_set",
"$aper_used",
NULL
};
static void
agp_set_char_kstat(kstat_named_t *knp, const char *s)
{
(void) strlcpy(knp->value.c, s, sizeof (knp->value.c));
}
static int
agp_kstat_update(kstat_t *ksp, int flag)
{
agpgart_softstate_t *sc;
kstat_named_t *knp;
int tmp;
if (flag != KSTAT_READ)
return (EACCES);
sc = ksp->ks_private;
knp = ksp->ks_data;
agp_set_char_kstat(knp++, arc_name[sc->asoft_devreg.agprd_arctype]);
(knp++)->value.ui32 = sc->asoft_info.agpki_mdevid;
(knp++)->value.ui32 = (sc->asoft_info.agpki_mver.agpv_major<<16) |
sc->asoft_info.agpki_mver.agpv_minor;
(knp++)->value.ui32 = sc->asoft_info.agpki_mstatus;
(knp++)->value.ui64 = (sc->asoft_info.agpki_presize << 10) & UI32_MASK;
(knp++)->value.ui32 = sc->asoft_info.agpki_tdevid;
(knp++)->value.ui32 = (sc->asoft_info.agpki_tver.agpv_major<<16) |
sc->asoft_info.agpki_tver.agpv_minor;
(knp++)->value.ui32 = sc->asoft_info.agpki_tstatus;
(knp++)->value.ui64 = sc->asoft_info.agpki_aperbase;
(knp++)->value.ui64 =
(sc->asoft_info.agpki_apersize << 20) & UI32_MASK;
tmp = sc->asoft_agpen;
agp_set_char_kstat(knp++, (tmp > 0) ? "yes" : "no");
(knp++)->value.ui32 = sc->asoft_mode;
(knp++)->value.ui64 = (sc->asoft_pgused << 12) & UI32_MASK;
return (0);
}
int
agp_init_kstats(agpgart_softstate_t *sc)
{
int instance;
kstat_t *ksp;
kstat_named_t *knp;
char *np;
int type;
char **aknp;
instance = ddi_get_instance(sc->asoft_dip);
aknp = agpkstat_name;
ksp = kstat_create(AGPGART_DEVNODE, instance, "agpinfo", "agp",
KSTAT_TYPE_NAMED, sizeof (agpkstat_name)/sizeof (char *) - 1,
KSTAT_FLAG_PERSISTENT);
if (ksp == NULL)
return (NULL);
ksp->ks_private = sc;
ksp->ks_update = agp_kstat_update;
for (knp = ksp->ks_data; (np = (*aknp)) != NULL; knp++, aknp++) {
switch (*np) {
case '$':
np += 1;
type = KSTAT_DATA_UINT64;
break;
case '&':
np += 1;
type = KSTAT_DATA_CHAR;
break;
default:
type = KSTAT_DATA_UINT32;
break;
}
kstat_named_init(knp, np, type);
}
kstat_install(ksp);
sc->asoft_ksp = ksp;
return (0);
}
void
agp_fini_kstats(agpgart_softstate_t *sc)
{
ASSERT(sc->asoft_ksp);
kstat_delete(sc->asoft_ksp);
}
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