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/* $OpenBSD: ufshci_acpi.c,v 1.3 2024/10/08 00:46:29 jsg Exp $ */
/*
* Copyright (c) 2022 Marcus Glocker <mglocker@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <dev/acpi/acpireg.h>
#include <dev/acpi/acpivar.h>
#include <dev/acpi/acpidev.h>
#include <dev/acpi/amltypes.h>
#include <dev/acpi/dsdt.h>
#include <scsi/scsi_all.h>
#include <scsi/scsi_disk.h>
#include <scsi/scsiconf.h>
#include <dev/ic/ufshcivar.h>
struct ufshci_acpi_softc {
struct ufshci_softc sc;
struct acpi_softc *sc_acpi;
struct aml_node *sc_node;
void *sc_ih;
};
int ufshci_acpi_match(struct device *, void *, void *);
void ufshci_acpi_attach(struct device *, struct device *, void *);
const struct cfattach ufshci_acpi_ca = {
sizeof(struct ufshci_acpi_softc), ufshci_acpi_match, ufshci_acpi_attach,
NULL, ufshci_activate
};
const char *ufshci_hids[] = {
"QCOM24A5",
NULL
};
int
ufshci_acpi_match(struct device *parent, void *match, void *aux)
{
struct acpi_attach_args *aaa = aux;
struct cfdata *cf = match;
if (aaa->aaa_naddr < 1)
return 0;
return acpi_matchhids(aaa, ufshci_hids, cf->cf_driver->cd_name);
}
void
ufshci_acpi_attach(struct device *parent, struct device *self, void *aux)
{
struct ufshci_acpi_softc *sc = (struct ufshci_acpi_softc *)self;
struct acpi_attach_args *aaa = aux;
int error;
sc->sc_acpi = (struct acpi_softc *)parent;
sc->sc_node = aaa->aaa_node;
printf(" %s", sc->sc_node->name);
if (aaa->aaa_nirq < 1) {
printf(": no interrupt\n");
return;
}
printf(" addr 0x%llx/0x%llx", aaa->aaa_addr[0], aaa->aaa_size[0]);
printf(" irq %d", aaa->aaa_irq[0]);
sc->sc.sc_iot = aaa->aaa_bst[0];
sc->sc.sc_ios = aaa->aaa_size[0];
sc->sc.sc_dmat = aaa->aaa_dmat;
if (bus_space_map(sc->sc.sc_iot, aaa->aaa_addr[0], aaa->aaa_size[0], 0,
&sc->sc.sc_ioh)) {
printf(": can't map registers\n");
return;
}
sc->sc_ih = acpi_intr_establish(aaa->aaa_irq[0], aaa->aaa_irq_flags[0],
IPL_BIO, ufshci_intr, sc, sc->sc.sc_dev.dv_xname);
if (sc->sc_ih == NULL) {
printf(": can't establish interrupt\n");
return;
}
error = ufshci_attach(&sc->sc);
if (error) {
printf("%s: attach failed, error=%d\n",
sc->sc.sc_dev.dv_xname, error);
return;
}
}
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