-/* $OpenBSD: acpi.c,v 1.186 2010/07/21 19:42:05 deraadt Exp $ */
+/* $OpenBSD: acpi.c,v 1.187 2010/07/22 14:19:47 deraadt Exp $ */
/*
* Copyright (c) 2005 Thorsten Lockert <tholo@sigmasoft.com>
* Copyright (c) 2005 Jordan Hargrave <jordan@openbsd.org>
#include "wsdisplay.h"
#ifdef ACPI_DEBUG
-int acpi_debug = 16;
+int acpi_debug = 16;
#endif
-int acpi_enabled;
-int acpi_poll_enabled;
-int acpi_hasprocfvs;
-int acpi_thinkpad_enabled;
-int acpi_saved_spl;
-#define ACPIEN_RETRIES 15
+int acpi_poll_enabled;
+int acpi_hasprocfvs;
-void acpi_thread(void *);
-void acpi_create_thread(void *);
+#define ACPIEN_RETRIES 15
void acpi_pci_match(struct device *, struct pci_attach_args *);
-
int acpi_match(struct device *, void *, void *);
void acpi_attach(struct device *, struct device *, void *);
int acpi_submatch(struct device *, void *, void *);
int acpi_print(void *, const char *);
-void acpi_handle_suspend_failure(struct acpi_softc *);
void acpi_map_pmregs(struct acpi_softc *);
-int acpi_founddock(struct aml_node *, void *);
-int acpi_foundpss(struct aml_node *, void *);
-int acpi_foundhid(struct aml_node *, void *);
-int acpi_foundec(struct aml_node *, void *);
-int acpi_foundtmp(struct aml_node *, void *);
-int acpi_foundprt(struct aml_node *, void *);
-int acpi_foundprw(struct aml_node *, void *);
-int acpi_foundvideo(struct aml_node *, void *);
+int acpi_loadtables(struct acpi_softc *, struct acpi_rsdp *);
+
+int _acpi_matchhids(const char *, const char *[]);
+
int acpi_inidev(struct aml_node *, void *);
+int acpi_foundprt(struct aml_node *, void *);
-int acpi_loadtables(struct acpi_softc *, struct acpi_rsdp *);
+struct acpi_q *acpi_maptable(struct acpi_softc *, paddr_t, const char *,
+ const char *, const char *, int);
-void acpi_init_states(struct acpi_softc *);
-void acpi_init_gpes(struct acpi_softc *);
-void acpi_init_pm(struct acpi_softc *);
+#ifndef SMALL_KERNEL
-int acpi_foundide(struct aml_node *node, void *arg);
-int acpiide_notify(struct aml_node *, int, void *);
+int acpi_thinkpad_enabled;
+int acpi_saved_spl;
+int acpi_enabled;
-int _acpi_matchhids(const char *, const char *[]);
int acpi_matchhids(struct acpi_attach_args *aa, const char *hids[],
const char *driver);
-struct acpi_q *acpi_maptable(struct acpi_softc *, paddr_t, const char *,
- const char *, const char *, int);
+void acpi_thread(void *);
+void acpi_create_thread(void *);
+void acpi_init_pm(struct acpi_softc *);
+void acpi_init_states(struct acpi_softc *);
-void wdcattach(struct channel_softc *);
-int wdcdetach(struct channel_softc *, int);
+void acpi_handle_suspend_failure(struct acpi_softc *);
+void acpi_init_gpes(struct acpi_softc *);
-struct idechnl
-{
+int acpi_founddock(struct aml_node *, void *);
+int acpi_foundpss(struct aml_node *, void *);
+int acpi_foundhid(struct aml_node *, void *);
+int acpi_foundec(struct aml_node *, void *);
+int acpi_foundtmp(struct aml_node *, void *);
+int acpi_foundprw(struct aml_node *, void *);
+int acpi_foundvideo(struct aml_node *, void *);
+
+int acpi_foundide(struct aml_node *node, void *arg);
+int acpiide_notify(struct aml_node *, int, void *);
+void wdcattach(struct channel_softc *);
+int wdcdetach(struct channel_softc *, int);
+int is_ejectable_bay(struct aml_node *node);
+int is_ata(struct aml_node *node);
+int is_ejectable(struct aml_node *node);
+
+struct idechnl {
struct acpi_softc *sc;
- int64_t addr;
- int64_t chnl;
- int64_t sta;
+ int64_t addr;
+ int64_t chnl;
+ int64_t sta;
};
-int is_ejectable_bay(struct aml_node *node);
-int is_ata(struct aml_node *node);
-int is_ejectable(struct aml_node *node);
-
-#ifndef SMALL_KERNEL
void acpi_resume(struct acpi_softc *, int);
void acpi_susp_resume_gpewalk(struct acpi_softc *, int, int);
-#endif /* SMALL_KERNEL */
-
-#ifndef SMALL_KERNEL
-int acpi_add_device(struct aml_node *node, void *arg);
-#endif /* SMALL_KERNEL */
+int acpi_add_device(struct aml_node *node, void *arg);
+struct gpe_block *acpi_find_gpe(struct acpi_softc *, int);
void acpi_enable_onegpe(struct acpi_softc *, int, int);
int acpi_gpe(struct acpi_softc *, int, void *);
-struct gpe_block *acpi_find_gpe(struct acpi_softc *, int);
+#endif /* SMALL_KERNEL */
/* XXX move this into dsdt softc at some point */
extern struct aml_node aml_root;
-/* XXX do we need this? */
-void acpi_filtdetach(struct knote *);
-int acpi_filtread(struct knote *, long);
-
-struct filterops acpiread_filtops = {
- 1, NULL, acpi_filtdetach, acpi_filtread
-};
-
struct cfattach acpi_ca = {
sizeof(struct acpi_softc), acpi_match, acpi_attach, NULL,
config_activate_children
};
struct acpi_softc *acpi_softc;
-int acpi_evindex;
#define acpi_bus_space_map _bus_space_map
#define acpi_bus_space_unmap _bus_space_unmap
-#define pch(x) (((x)>=' ' && (x)<='z') ? (x) : ' ')
-
int
acpi_gasio(struct acpi_softc *sc, int iodir, int iospace, uint64_t address,
int access_size, int len, void *buffer)
return 0;
}
-int
-is_ata(struct aml_node *node)
-{
- return (aml_searchname(node, "_GTM") != NULL ||
- aml_searchname(node, "_GTF") != NULL ||
- aml_searchname(node, "_STM") != NULL ||
- aml_searchname(node, "_SDD") != NULL);
-}
-
-int
-is_ejectable(struct aml_node *node)
-{
- return (aml_searchname(node, "_EJ0") != NULL);
-}
-
-int
-is_ejectable_bay(struct aml_node *node)
-{
- return ((is_ata(node) || is_ata(node->parent)) && is_ejectable(node));
-}
-
-int
-acpiide_notify(struct aml_node *node, int ntype, void *arg)
-{
- struct idechnl *ide = arg;
- struct acpi_softc *sc = ide->sc;
- struct pciide_softc *wsc;
- struct device *dev;
- int b,d,f;
- int64_t sta;
-
- if (aml_evalinteger(sc, node, "_STA", 0, NULL, &sta) != 0)
- return (0);
-
- dnprintf(10, "IDE notify! %s %d status:%llx\n", aml_nodename(node),
- ntype, sta);
-
- /* Walk device list looking for IDE device match */
- TAILQ_FOREACH(dev, &alldevs, dv_list) {
- if (strcmp(dev->dv_cfdata->cf_driver->cd_name, "pciide"))
- continue;
-
- wsc = (struct pciide_softc *)dev;
- pci_decompose_tag(NULL, wsc->sc_tag, &b, &d, &f);
- if (b != ACPI_PCI_BUS(ide->addr) ||
- d != ACPI_PCI_DEV(ide->addr) ||
- f != ACPI_PCI_FN(ide->addr))
- continue;
- dnprintf(10, "Found pciide: %s %x.%x.%x channel:%llx\n",
- dev->dv_xname, b,d,f, ide->chnl);
-
- if (sta == 0 && ide->sta)
- wdcdetach(
- &wsc->pciide_channels[ide->chnl].wdc_channel, 0);
- else if (sta && !ide->sta)
- wdcattach(
- &wsc->pciide_channels[ide->chnl].wdc_channel);
- ide->sta = sta;
- }
- return (0);
-}
-
-int
-acpi_foundide(struct aml_node *node, void *arg)
-{
- struct acpi_softc *sc = arg;
- struct aml_node *pp;
- struct idechnl *ide;
- union amlpci_t pi;
- int lvl;
-
- /* Check if this is an ejectable bay */
- if (!is_ejectable_bay(node))
- return (0);
-
- ide = malloc(sizeof(struct idechnl), M_DEVBUF, M_NOWAIT | M_ZERO);
- ide->sc = sc;
-
- /* GTM/GTF can be at 2/3 levels: pciX.ideX.channelX[.driveX] */
- lvl = 0;
- for (pp=node->parent; pp; pp=pp->parent) {
- lvl++;
- if (aml_searchname(pp, "_HID"))
- break;
- }
-
- /* Get PCI address and channel */
- if (lvl == 3) {
- aml_evalinteger(sc, node->parent, "_ADR", 0, NULL,
- &ide->chnl);
- aml_rdpciaddr(node->parent->parent, &pi);
- ide->addr = pi.addr;
- } else if (lvl == 4) {
- aml_evalinteger(sc, node->parent->parent, "_ADR", 0, NULL,
- &ide->chnl);
- aml_rdpciaddr(node->parent->parent->parent, &pi);
- ide->addr = pi.addr;
- }
- dnprintf(10, "%s %llx channel:%llx\n",
- aml_nodename(node), ide->addr, ide->chnl);
-
- aml_evalinteger(sc, node, "_STA", 0, NULL, &ide->sta);
- dnprintf(10, "Got Initial STA: %llx\n", ide->sta);
-
- aml_register_notify(node, "acpiide", acpiide_notify, ide, 0);
- return (0);
-}
-
int
acpi_match(struct device *parent, void *match, void *aux)
{
return (0);
}
+#ifndef SMALL_KERNEL
int
acpi_matchhids(struct acpi_attach_args *aa, const char *hids[],
const char *driver)
}
return (0);
}
+#endif /* SMALL_KERNEL */
/* Map ACPI device node to PCI */
int
else
sc->sc_facs = (struct acpi_facs *)handle.va;
- acpi_enabled = 1;
-
/* Create opcode hashtable */
aml_hashopcodes();
/* some devices require periodic polling */
timeout_set(&sc->sc_dev_timeout, acpi_poll, sc);
+
+ acpi_enabled = 1;
#endif /* SMALL_KERNEL */
/*
}
printf("\n");
-
/*
* ACPI is enabled now -- attach timer
*/
}
struct acpi_q *
-acpi_maptable(struct acpi_softc *sc, paddr_t addr, const char *sig, const char *oem, const char *tbl, int flag)
+acpi_maptable(struct acpi_softc *sc, paddr_t addr, const char *sig,
+ const char *oem, const char *tbl, int flag)
{
static int tblid;
struct acpi_mem_map handle;
for (i = 0; i < ntables; i++)
acpi_maptable(sc, xsdt->table_offsets[i], NULL, NULL,
NULL, 1);
-
+
free(sdt, M_DEVBUF);
} else {
struct acpi_rsdt *rsdt;
return (0);
}
+/* Read from power management register */
int
-acpiopen(dev_t dev, int flag, int mode, struct proc *p)
+acpi_read_pmreg(struct acpi_softc *sc, int reg, int offset)
{
- int error = 0;
-#ifndef SMALL_KERNEL
- struct acpi_softc *sc;
- int s;
-
- if (!acpi_cd.cd_ndevs || APMUNIT(dev) != 0 ||
- !(sc = acpi_cd.cd_devs[APMUNIT(dev)]))
- return (ENXIO);
+ bus_space_handle_t ioh;
+ bus_size_t size, __size;
+ int regval;
- s = spltty();
- switch (APMDEV(dev)) {
- case APMDEV_CTL:
- if (!(flag & FWRITE)) {
- error = EINVAL;
- break;
- }
- if (sc->sc_flags & SCFLAG_OWRITE) {
- error = EBUSY;
- break;
+ __size = 0;
+ /* Special cases: 1A/1B blocks can be OR'ed together */
+ switch (reg) {
+ case ACPIREG_PM1_EN:
+ return (acpi_read_pmreg(sc, ACPIREG_PM1A_EN, offset) |
+ acpi_read_pmreg(sc, ACPIREG_PM1B_EN, offset));
+ case ACPIREG_PM1_STS:
+ return (acpi_read_pmreg(sc, ACPIREG_PM1A_STS, offset) |
+ acpi_read_pmreg(sc, ACPIREG_PM1B_STS, offset));
+ case ACPIREG_PM1_CNT:
+ return (acpi_read_pmreg(sc, ACPIREG_PM1A_CNT, offset) |
+ acpi_read_pmreg(sc, ACPIREG_PM1B_CNT, offset));
+ case ACPIREG_GPE_STS:
+ __size = 1;
+ dnprintf(50, "read GPE_STS offset: %.2x %.2x %.2x\n", offset,
+ sc->sc_fadt->gpe0_blk_len>>1, sc->sc_fadt->gpe1_blk_len>>1);
+ if (offset < (sc->sc_fadt->gpe0_blk_len >> 1)) {
+ reg = ACPIREG_GPE0_STS;
}
- sc->sc_flags |= SCFLAG_OWRITE;
break;
- case APMDEV_NORMAL:
- if (!(flag & FREAD) || (flag & FWRITE)) {
- error = EINVAL;
- break;
+ case ACPIREG_GPE_EN:
+ __size = 1;
+ dnprintf(50, "read GPE_EN offset: %.2x %.2x %.2x\n",
+ offset, sc->sc_fadt->gpe0_blk_len>>1,
+ sc->sc_fadt->gpe1_blk_len>>1);
+ if (offset < (sc->sc_fadt->gpe0_blk_len >> 1)) {
+ reg = ACPIREG_GPE0_EN;
}
- sc->sc_flags |= SCFLAG_OREAD;
- break;
- default:
- error = ENXIO;
break;
}
- splx(s);
-#else
- error = ENXIO;
-#endif
- return (error);
-}
-
-int
-acpiclose(dev_t dev, int flag, int mode, struct proc *p)
-{
- int error = 0;
-#ifndef SMALL_KERNEL
- struct acpi_softc *sc;
- int s;
- if (!acpi_cd.cd_ndevs || APMUNIT(dev) != 0 ||
- !(sc = acpi_cd.cd_devs[APMUNIT(dev)]))
- return (ENXIO);
-
- s = spltty();
- switch (APMDEV(dev)) {
- case APMDEV_CTL:
- sc->sc_flags &= ~SCFLAG_OWRITE;
- break;
- case APMDEV_NORMAL:
- sc->sc_flags &= ~SCFLAG_OREAD;
- break;
- default:
- error = ENXIO;
- break;
- }
- splx(s);
-#else
- error = ENXIO;
-#endif
- return (error);
-}
-
-int
-acpiioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p)
-{
- int error = 0;
-#ifndef SMALL_KERNEL
- struct acpi_softc *sc;
- struct acpi_ac *ac;
- struct acpi_bat *bat;
- struct apm_power_info *pi = (struct apm_power_info *)data;
- int bats;
- unsigned int remaining, rem, minutes, rate;
- int s;
-
- if (!acpi_cd.cd_ndevs || APMUNIT(dev) != 0 ||
- !(sc = acpi_cd.cd_devs[APMUNIT(dev)]))
- return (ENXIO);
-
- s = spltty();
- /* fake APM */
- switch (cmd) {
- case APM_IOC_SUSPEND:
- case APM_IOC_STANDBY:
- sc->sc_sleepmode = ACPI_STATE_S3;
- acpi_wakeup(sc);
- break;
- case APM_IOC_GETPOWER:
- /* A/C */
- pi->ac_state = APM_AC_UNKNOWN;
- SLIST_FOREACH(ac, &sc->sc_ac, aac_link) {
- if (ac->aac_softc->sc_ac_stat == PSR_ONLINE)
- pi->ac_state = APM_AC_ON;
- else if (ac->aac_softc->sc_ac_stat == PSR_OFFLINE)
- if (pi->ac_state == APM_AC_UNKNOWN)
- pi->ac_state = APM_AC_OFF;
- }
-
- /* battery */
- pi->battery_state = APM_BATT_UNKNOWN;
- pi->battery_life = 0;
- pi->minutes_left = 0;
- bats = 0;
- remaining = rem = 0;
- minutes = 0;
- rate = 0;
- SLIST_FOREACH(bat, &sc->sc_bat, aba_link) {
- if (bat->aba_softc->sc_bat_present == 0)
- continue;
-
- if (bat->aba_softc->sc_bif.bif_last_capacity == 0)
- continue;
-
- bats++;
- rem = (bat->aba_softc->sc_bst.bst_capacity * 100) /
- bat->aba_softc->sc_bif.bif_last_capacity;
- if (rem > 100)
- rem = 100;
- remaining += rem;
-
- if (bat->aba_softc->sc_bst.bst_rate == BST_UNKNOWN)
- continue;
- else if (bat->aba_softc->sc_bst.bst_rate > 1)
- rate = bat->aba_softc->sc_bst.bst_rate;
-
- minutes += bat->aba_softc->sc_bst.bst_capacity;
- }
-
- if (bats == 0) {
- pi->battery_state = APM_BATTERY_ABSENT;
- pi->battery_life = 0;
- pi->minutes_left = (unsigned int)-1;
- break;
- }
-
- if (pi->ac_state == APM_AC_ON || rate == 0)
- pi->minutes_left = (unsigned int)-1;
- else
- pi->minutes_left = 60 * minutes / rate;
-
- /* running on battery */
- pi->battery_life = remaining / bats;
- if (pi->battery_life > 50)
- pi->battery_state = APM_BATT_HIGH;
- else if (pi->battery_life > 25)
- pi->battery_state = APM_BATT_LOW;
- else
- pi->battery_state = APM_BATT_CRITICAL;
-
- break;
-
- default:
- error = ENOTTY;
- }
-
- splx(s);
-#else
- error = ENXIO;
-#endif /* SMALL_KERNEL */
- return (error);
-}
-
-void
-acpi_filtdetach(struct knote *kn)
-{
-#ifndef SMALL_KERNEL
- struct acpi_softc *sc = kn->kn_hook;
- int s;
-
- s = spltty();
- SLIST_REMOVE(sc->sc_note, kn, knote, kn_selnext);
- splx(s);
-#endif
-}
-
-int
-acpi_filtread(struct knote *kn, long hint)
-{
-#ifndef SMALL_KERNEL
- /* XXX weird kqueue_scan() semantics */
- if (hint && !kn->kn_data)
- kn->kn_data = hint;
-#endif
- return (1);
-}
-
-int
-acpikqfilter(dev_t dev, struct knote *kn)
-{
-#ifndef SMALL_KERNEL
- struct acpi_softc *sc;
- int s;
-
- if (!acpi_cd.cd_ndevs || APMUNIT(dev) != 0 ||
- !(sc = acpi_cd.cd_devs[APMUNIT(dev)]))
- return (ENXIO);
-
- switch (kn->kn_filter) {
- case EVFILT_READ:
- kn->kn_fop = &acpiread_filtops;
- break;
- default:
- return (1);
- }
-
- kn->kn_hook = sc;
-
- s = spltty();
- SLIST_INSERT_HEAD(sc->sc_note, kn, kn_selnext);
- splx(s);
-
- return (0);
-#else
- return (1);
-#endif
-}
-
-/* Read from power management register */
-int
-acpi_read_pmreg(struct acpi_softc *sc, int reg, int offset)
-{
- bus_space_handle_t ioh;
- bus_size_t size, __size;
- int regval;
-
- __size = 0;
- /* Special cases: 1A/1B blocks can be OR'ed together */
- switch (reg) {
- case ACPIREG_PM1_EN:
- return (acpi_read_pmreg(sc, ACPIREG_PM1A_EN, offset) |
- acpi_read_pmreg(sc, ACPIREG_PM1B_EN, offset));
- case ACPIREG_PM1_STS:
- return (acpi_read_pmreg(sc, ACPIREG_PM1A_STS, offset) |
- acpi_read_pmreg(sc, ACPIREG_PM1B_STS, offset));
- case ACPIREG_PM1_CNT:
- return (acpi_read_pmreg(sc, ACPIREG_PM1A_CNT, offset) |
- acpi_read_pmreg(sc, ACPIREG_PM1B_CNT, offset));
- case ACPIREG_GPE_STS:
- __size = 1;
- dnprintf(50, "read GPE_STS offset: %.2x %.2x %.2x\n", offset,
- sc->sc_fadt->gpe0_blk_len>>1, sc->sc_fadt->gpe1_blk_len>>1);
- if (offset < (sc->sc_fadt->gpe0_blk_len >> 1)) {
- reg = ACPIREG_GPE0_STS;
- }
- break;
- case ACPIREG_GPE_EN:
- __size = 1;
- dnprintf(50, "read GPE_EN offset: %.2x %.2x %.2x\n",
- offset, sc->sc_fadt->gpe0_blk_len>>1,
- sc->sc_fadt->gpe1_blk_len>>1);
- if (offset < (sc->sc_fadt->gpe0_blk_len >> 1)) {
- reg = ACPIREG_GPE0_EN;
- }
- break;
- }
-
- if (reg >= ACPIREG_MAXREG || sc->sc_pmregs[reg].size == 0)
- return (0);
+ if (reg >= ACPIREG_MAXREG || sc->sc_pmregs[reg].size == 0)
+ return (0);
regval = 0;
ioh = sc->sc_pmregs[reg].ioh;
}
}
-/* move all stuff that doesn't go on the boot media in here */
#ifndef SMALL_KERNEL
+int
+is_ata(struct aml_node *node)
+{
+ return (aml_searchname(node, "_GTM") != NULL ||
+ aml_searchname(node, "_GTF") != NULL ||
+ aml_searchname(node, "_STM") != NULL ||
+ aml_searchname(node, "_SDD") != NULL);
+}
+
+int
+is_ejectable(struct aml_node *node)
+{
+ return (aml_searchname(node, "_EJ0") != NULL);
+}
+
+int
+is_ejectable_bay(struct aml_node *node)
+{
+ return ((is_ata(node) || is_ata(node->parent)) && is_ejectable(node));
+}
+
+int
+acpiide_notify(struct aml_node *node, int ntype, void *arg)
+{
+ struct idechnl *ide = arg;
+ struct acpi_softc *sc = ide->sc;
+ struct pciide_softc *wsc;
+ struct device *dev;
+ int b,d,f;
+ int64_t sta;
+
+ if (aml_evalinteger(sc, node, "_STA", 0, NULL, &sta) != 0)
+ return (0);
+
+ dnprintf(10, "IDE notify! %s %d status:%llx\n", aml_nodename(node),
+ ntype, sta);
+
+ /* Walk device list looking for IDE device match */
+ TAILQ_FOREACH(dev, &alldevs, dv_list) {
+ if (strcmp(dev->dv_cfdata->cf_driver->cd_name, "pciide"))
+ continue;
+
+ wsc = (struct pciide_softc *)dev;
+ pci_decompose_tag(NULL, wsc->sc_tag, &b, &d, &f);
+ if (b != ACPI_PCI_BUS(ide->addr) ||
+ d != ACPI_PCI_DEV(ide->addr) ||
+ f != ACPI_PCI_FN(ide->addr))
+ continue;
+ dnprintf(10, "Found pciide: %s %x.%x.%x channel:%llx\n",
+ dev->dv_xname, b,d,f, ide->chnl);
+
+ if (sta == 0 && ide->sta)
+ wdcdetach(
+ &wsc->pciide_channels[ide->chnl].wdc_channel, 0);
+ else if (sta && !ide->sta)
+ wdcattach(
+ &wsc->pciide_channels[ide->chnl].wdc_channel);
+ ide->sta = sta;
+ }
+ return (0);
+}
+
+int
+acpi_foundide(struct aml_node *node, void *arg)
+{
+ struct acpi_softc *sc = arg;
+ struct aml_node *pp;
+ struct idechnl *ide;
+ union amlpci_t pi;
+ int lvl;
+
+ /* Check if this is an ejectable bay */
+ if (!is_ejectable_bay(node))
+ return (0);
+
+ ide = malloc(sizeof(struct idechnl), M_DEVBUF, M_NOWAIT | M_ZERO);
+ ide->sc = sc;
+
+ /* GTM/GTF can be at 2/3 levels: pciX.ideX.channelX[.driveX] */
+ lvl = 0;
+ for (pp=node->parent; pp; pp=pp->parent) {
+ lvl++;
+ if (aml_searchname(pp, "_HID"))
+ break;
+ }
+
+ /* Get PCI address and channel */
+ if (lvl == 3) {
+ aml_evalinteger(sc, node->parent, "_ADR", 0, NULL,
+ &ide->chnl);
+ aml_rdpciaddr(node->parent->parent, &pi);
+ ide->addr = pi.addr;
+ } else if (lvl == 4) {
+ aml_evalinteger(sc, node->parent->parent, "_ADR", 0, NULL,
+ &ide->chnl);
+ aml_rdpciaddr(node->parent->parent->parent, &pi);
+ ide->addr = pi.addr;
+ }
+ dnprintf(10, "%s %llx channel:%llx\n",
+ aml_nodename(node), ide->addr, ide->chnl);
+
+ aml_evalinteger(sc, node, "_STA", 0, NULL, &ide->sta);
+ dnprintf(10, "Got Initial STA: %llx\n", ide->sta);
+
+ aml_register_notify(node, "acpiide", acpiide_notify, ide, 0);
+ return (0);
+}
+
void
acpi_reset(void)
{
sc->sc_sst = aml_searchname(&aml_root, "_SI_._SST");
}
-#ifndef SMALL_KERNEL
void
acpi_susp_resume_gpewalk(struct acpi_softc *sc, int state,
int wake_gpe_state)
}
}
}
-#endif /* ! SMALL_KERNEL */
int
acpi_sleep_state(struct acpi_softc *sc, int state)
return (-1);
}
-#ifndef SMALL_KERNEL
void
acpi_resume(struct acpi_softc *sc, int state)
{
wsdisplay_resume();
#endif /* NWSDISPLAY > 0 */
}
-#endif /* ! SMALL_KERNEL */
-
-int
-acpi_record_event(struct acpi_softc *sc, u_int type)
-{
- if ((sc->sc_flags & SCFLAG_OPEN) == 0)
- return (1);
-
- acpi_evindex++;
- KNOTE(sc->sc_note, APM_EVENT_COMPOSE(type, acpi_evindex));
- return (0);
-}
void
acpi_handle_suspend_failure(struct acpi_softc *sc)
enable_intr();
splx(acpi_saved_spl);
-
/* Tell ACPI to go back to S0 */
memset(&env, 0, sizeof(env));
env.type = AML_OBJTYPE_INTEGER;
acpi_saved_spl = splhigh();
disable_intr();
cold = 1;
-#ifndef SMALL_KERNEL
if (state == ACPI_STATE_S3)
if (config_suspend(TAILQ_FIRST(&alldevs), DVACT_SUSPEND) != 0) {
acpi_handle_suspend_failure(sc);
error = ENXIO;
goto fail;
}
-#endif /* ! SMALL_KERNEL */
/* _PTS(state) */
if (sc->sc_pts)
acpi_enter_sleep_state(acpi_softc, ACPI_STATE_S5);
}
-
-extern int aml_busy;
-
void
acpi_thread(void *arg)
{
struct acpi_thread *thread = arg;
struct acpi_softc *sc = thread->sc;
+ extern int aml_busy;
u_int32_t gpe;
int s;
sc->sc_threadwaiting = 1;
splx(s);
if (aml_busy) {
- printf("skipping %d\n", aml_busy);
+ panic("thread woke up to find aml was busy");
continue;
}
acpi_poll_notify();
}
-#ifndef SMALL_KERNEL
if (sc->sc_sleepmode) {
int sleepmode = sc->sc_sleepmode;
acpi_sleep_state(sc, sleepmode);
continue;
}
-#endif /* SMALL_KERNEL */
}
free(thread, M_DEVBUF);
struct acpi_softc *sc = arg;
if (kthread_create(acpi_thread, sc->sc_thread, NULL, DEVNAME(sc))
- != 0) {
+ != 0)
printf("%s: unable to create isr thread, GPEs disabled\n",
DEVNAME(sc));
- return;
- }
}
int
return (0);
}
+
+int
+acpiopen(dev_t dev, int flag, int mode, struct proc *p)
+{
+ int error = 0;
+ struct acpi_softc *sc;
+ int s;
+
+ if (!acpi_cd.cd_ndevs || APMUNIT(dev) != 0 ||
+ !(sc = acpi_cd.cd_devs[APMUNIT(dev)]))
+ return (ENXIO);
+
+ s = spltty();
+ switch (APMDEV(dev)) {
+ case APMDEV_CTL:
+ if (!(flag & FWRITE)) {
+ error = EINVAL;
+ break;
+ }
+ if (sc->sc_flags & SCFLAG_OWRITE) {
+ error = EBUSY;
+ break;
+ }
+ sc->sc_flags |= SCFLAG_OWRITE;
+ break;
+ case APMDEV_NORMAL:
+ if (!(flag & FREAD) || (flag & FWRITE)) {
+ error = EINVAL;
+ break;
+ }
+ sc->sc_flags |= SCFLAG_OREAD;
+ break;
+ default:
+ error = ENXIO;
+ break;
+ }
+ splx(s);
+ return (error);
+}
+
+int
+acpiclose(dev_t dev, int flag, int mode, struct proc *p)
+{
+ int error = 0;
+ struct acpi_softc *sc;
+ int s;
+
+ if (!acpi_cd.cd_ndevs || APMUNIT(dev) != 0 ||
+ !(sc = acpi_cd.cd_devs[APMUNIT(dev)]))
+ return (ENXIO);
+
+ s = spltty();
+ switch (APMDEV(dev)) {
+ case APMDEV_CTL:
+ sc->sc_flags &= ~SCFLAG_OWRITE;
+ break;
+ case APMDEV_NORMAL:
+ sc->sc_flags &= ~SCFLAG_OREAD;
+ break;
+ default:
+ error = ENXIO;
+ break;
+ }
+ splx(s);
+ return (error);
+}
+
+int
+acpiioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p)
+{
+ int error = 0;
+ struct acpi_softc *sc;
+ struct acpi_ac *ac;
+ struct acpi_bat *bat;
+ struct apm_power_info *pi = (struct apm_power_info *)data;
+ int bats;
+ unsigned int remaining, rem, minutes, rate;
+ int s;
+
+ if (!acpi_cd.cd_ndevs || APMUNIT(dev) != 0 ||
+ !(sc = acpi_cd.cd_devs[APMUNIT(dev)]))
+ return (ENXIO);
+
+ s = spltty();
+ /* fake APM */
+ switch (cmd) {
+ case APM_IOC_SUSPEND:
+ case APM_IOC_STANDBY:
+ sc->sc_sleepmode = ACPI_STATE_S3;
+ acpi_wakeup(sc);
+ break;
+ case APM_IOC_GETPOWER:
+ /* A/C */
+ pi->ac_state = APM_AC_UNKNOWN;
+ SLIST_FOREACH(ac, &sc->sc_ac, aac_link) {
+ if (ac->aac_softc->sc_ac_stat == PSR_ONLINE)
+ pi->ac_state = APM_AC_ON;
+ else if (ac->aac_softc->sc_ac_stat == PSR_OFFLINE)
+ if (pi->ac_state == APM_AC_UNKNOWN)
+ pi->ac_state = APM_AC_OFF;
+ }
+
+ /* battery */
+ pi->battery_state = APM_BATT_UNKNOWN;
+ pi->battery_life = 0;
+ pi->minutes_left = 0;
+ bats = 0;
+ remaining = rem = 0;
+ minutes = 0;
+ rate = 0;
+ SLIST_FOREACH(bat, &sc->sc_bat, aba_link) {
+ if (bat->aba_softc->sc_bat_present == 0)
+ continue;
+
+ if (bat->aba_softc->sc_bif.bif_last_capacity == 0)
+ continue;
+
+ bats++;
+ rem = (bat->aba_softc->sc_bst.bst_capacity * 100) /
+ bat->aba_softc->sc_bif.bif_last_capacity;
+ if (rem > 100)
+ rem = 100;
+ remaining += rem;
+
+ if (bat->aba_softc->sc_bst.bst_rate == BST_UNKNOWN)
+ continue;
+ else if (bat->aba_softc->sc_bst.bst_rate > 1)
+ rate = bat->aba_softc->sc_bst.bst_rate;
+
+ minutes += bat->aba_softc->sc_bst.bst_capacity;
+ }
+
+ if (bats == 0) {
+ pi->battery_state = APM_BATTERY_ABSENT;
+ pi->battery_life = 0;
+ pi->minutes_left = (unsigned int)-1;
+ break;
+ }
+
+ if (pi->ac_state == APM_AC_ON || rate == 0)
+ pi->minutes_left = (unsigned int)-1;
+ else
+ pi->minutes_left = 60 * minutes / rate;
+
+ /* running on battery */
+ pi->battery_life = remaining / bats;
+ if (pi->battery_life > 50)
+ pi->battery_state = APM_BATT_HIGH;
+ else if (pi->battery_life > 25)
+ pi->battery_state = APM_BATT_LOW;
+ else
+ pi->battery_state = APM_BATT_CRITICAL;
+
+ break;
+
+ default:
+ error = ENOTTY;
+ }
+
+ splx(s);
+ return (error);
+}
+
+void acpi_filtdetach(struct knote *);
+int acpi_filtread(struct knote *, long);
+
+struct filterops acpiread_filtops = {
+ 1, NULL, acpi_filtdetach, acpi_filtread
+};
+
+int acpi_evindex;
+
+int
+acpi_record_event(struct acpi_softc *sc, u_int type)
+{
+ if ((sc->sc_flags & SCFLAG_OPEN) == 0)
+ return (1);
+
+ acpi_evindex++;
+ KNOTE(sc->sc_note, APM_EVENT_COMPOSE(type, acpi_evindex));
+ return (0);
+}
+
+void
+acpi_filtdetach(struct knote *kn)
+{
+ struct acpi_softc *sc = kn->kn_hook;
+ int s;
+
+ s = spltty();
+ SLIST_REMOVE(sc->sc_note, kn, knote, kn_selnext);
+ splx(s);
+}
+
+int
+acpi_filtread(struct knote *kn, long hint)
+{
+ /* XXX weird kqueue_scan() semantics */
+ if (hint && !kn->kn_data)
+ kn->kn_data = hint;
+ return (1);
+}
+
+int
+acpikqfilter(dev_t dev, struct knote *kn)
+{
+ struct acpi_softc *sc;
+ int s;
+
+ if (!acpi_cd.cd_ndevs || APMUNIT(dev) != 0 ||
+ !(sc = acpi_cd.cd_devs[APMUNIT(dev)]))
+ return (ENXIO);
+
+ switch (kn->kn_filter) {
+ case EVFILT_READ:
+ kn->kn_fop = &acpiread_filtops;
+ break;
+ default:
+ return (1);
+ }
+
+ kn->kn_hook = sc;
+
+ s = spltty();
+ SLIST_INSERT_HEAD(sc->sc_note, kn, kn_selnext);
+ splx(s);
+
+ return (0);
+}
+
+#else /* SMALL_KERNEL */
+
+int
+acpiopen(dev_t dev, int flag, int mode, struct proc *p)
+{
+ return (ENXIO);
+}
+
+int
+acpiclose(dev_t dev, int flag, int mode, struct proc *p)
+{
+ return (ENXIO);
+}
+
+int
+acpiioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p)
+{
+ return (ENXIO);
+}
+
+int
+acpikqfilter(dev_t dev, struct knote *kn)
+{
+ return (1);
+}
+
#endif /* SMALL_KERNEL */
projects / openbsd / commitdiff