static int
acpi_button_probe(device_t dev)
{
struct acpi_button_softc *sc;
char *str;
if (acpi_disabled("button") ||
(str = ACPI_ID_PROBE(device_get_parent(dev), dev, btn_ids)) == NULL)
return (ENXIO);
sc = device_get_softc(dev);
if (strcmp(str, "PNP0C0C") == 0) {
device_set_desc(dev, "Power Button");
sc->button_type = ACPI_POWER_BUTTON;
} else if (strcmp(str, "ACPI_FPB") == 0) {
device_set_desc(dev, "Power Button (fixed)");
sc->button_type = ACPI_POWER_BUTTON;
sc->fixed = 1;
} else if (strcmp(str, "PNP0C0E") == 0) {
device_set_desc(dev, "Sleep Button");
sc->button_type = ACPI_SLEEP_BUTTON;
} else if (strcmp(str, "ACPI_FSB") == 0) {
device_set_desc(dev, "Sleep Button (fixed)");
sc->button_type = ACPI_SLEEP_BUTTON;
sc->fixed = 1;
}
return (0);
}
/*
* Locate the ACPI timer using the FADT, set up and allocate the I/O resources
* we will be using.
*/
static int
acpi_timer_identify(driver_t *driver, device_t parent)
{
device_t dev;
/*
* Just try once, do nothing if the 'acpi' bus is rescanned.
*/
if (device_get_state(parent) == DS_ATTACHED)
return (0);
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
if (acpi_disabled("timer") || (acpi_quirks & ACPI_Q_TIMER) ||
acpi_timer_dev)
return (ENXIO);
if ((dev = BUS_ADD_CHILD(parent, parent, 0, "acpi_timer", 0)) == NULL) {
device_printf(parent, "could not add acpi_timer0\n");
return (ENXIO);
}
acpi_timer_dev = dev;
return (0);
}
static int
acpi_cpu_cst_probe(device_t dev)
{
int cpu_id;
if (acpi_disabled("cpu_cst") || acpi_get_type(dev) != ACPI_TYPE_PROCESSOR)
return (ENXIO);
cpu_id = acpi_get_magic(dev);
if (cpu_softc == NULL)
cpu_softc = kmalloc(sizeof(struct acpi_cpu_softc *) *
SMP_MAXCPU, M_TEMP /* XXX */, M_INTWAIT | M_ZERO);
/*
* Check if we already probed this processor. We scan the bus twice
* so it's possible we've already seen this one.
*/
if (cpu_softc[cpu_id] != NULL) {
device_printf(dev, "CPU%d cstate already exist\n", cpu_id);
return (ENXIO);
}
/* Mark this processor as in-use and save our derived id for attach. */
cpu_softc[cpu_id] = (void *)1;
device_set_desc(dev, "ACPI CPU C-State");
return (0);
}
/*
* Locate the ACPI timer using the FADT, set up and allocate the I/O resources
* we will be using.
*/
static void
acpi_timer_identify(driver_t *driver, device_t parent)
{
device_t dev;
u_long rlen, rstart;
int rid, rtype;
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
if (acpi_disabled("timer") || (acpi_quirks & ACPI_Q_TIMER) ||
acpi_timer_dev)
return_VOID;
if ((dev = BUS_ADD_CHILD(parent, 0, "acpi_timer", 0)) == NULL) {
device_printf(parent, "could not add acpi_timer0\n");
return_VOID;
}
acpi_timer_dev = dev;
rid = 0;
rtype = AcpiGbl_FADT.XPmTimerBlock.SpaceId ?
SYS_RES_IOPORT : SYS_RES_MEMORY;
rlen = AcpiGbl_FADT.PmTimerLength;
rstart = AcpiGbl_FADT.XPmTimerBlock.Address;
if (bus_set_resource(dev, rtype, rid, rstart, rlen))
device_printf(dev, "couldn't set resource (%s 0x%lx+0x%lx)\n",
(rtype == SYS_RES_IOPORT) ? "port" : "mem", rstart, rlen);
return_VOID;
}
static void
dmar_identify(driver_t *driver, device_t parent)
{
ACPI_TABLE_DMAR *dmartbl;
ACPI_DMAR_HARDWARE_UNIT *dmarh;
ACPI_STATUS status;
int i, error;
if (acpi_disabled("dmar"))
return;
TUNABLE_INT_FETCH("hw.dmar.enable", &dmar_enable);
if (!dmar_enable)
return;
#ifdef INVARIANTS
TUNABLE_INT_FETCH("hw.dmar.check_free", &dmar_check_free);
#endif
TUNABLE_INT_FETCH("hw.dmar.match_verbose", &dmar_match_verbose);
status = AcpiGetTable(ACPI_SIG_DMAR, 1, (ACPI_TABLE_HEADER **)&dmartbl);
if (ACPI_FAILURE(status))
return;
haw = dmartbl->Width + 1;
if ((1ULL << (haw + 1)) > BUS_SPACE_MAXADDR)
dmar_high = BUS_SPACE_MAXADDR;
else
dmar_high = 1ULL << (haw + 1);
if (bootverbose) {
printf("DMAR HAW=%d flags=<%b>\n", dmartbl->Width,
(unsigned)dmartbl->Flags,
"\020\001INTR_REMAP\002X2APIC_OPT_OUT");
}
AcpiPutTable((ACPI_TABLE_HEADER *)dmartbl);
dmar_iterate_tbl(dmar_count_iter, NULL);
if (dmar_devcnt == 0)
return;
dmar_devs = malloc(sizeof(device_t) * dmar_devcnt, M_DEVBUF,
M_WAITOK | M_ZERO);
for (i = 0; i < dmar_devcnt; i++) {
dmarh = dmar_find_by_index(i);
if (dmarh == NULL) {
printf("dmar_identify: cannot find HWUNIT %d\n", i);
continue;
}
dmar_devs[i] = BUS_ADD_CHILD(parent, 1, "dmar", i);
if (dmar_devs[i] == NULL) {
printf("dmar_identify: cannot create instance %d\n", i);
continue;
}
error = bus_set_resource(dmar_devs[i], SYS_RES_MEMORY,
DMAR_REG_RID, dmarh->Address, PAGE_SIZE);
if (error != 0) {
printf(
"dmar%d: unable to alloc register window at 0x%08jx: error %d\n",
i, (uintmax_t)dmarh->Address, error);
device_delete_child(parent, dmar_devs[i]);
dmar_devs[i] = NULL;
}
}
}
static int
acpi_cpu_probe(device_t dev)
{
int acpi_id, cpu_id;
ACPI_BUFFER buf;
ACPI_HANDLE handle;
ACPI_OBJECT *obj;
ACPI_STATUS status;
if (acpi_disabled("cpu") || acpi_get_type(dev) != ACPI_TYPE_PROCESSOR ||
acpi_cpu_disabled)
return (ENXIO);
handle = acpi_get_handle(dev);
if (cpu_softc == NULL)
cpu_softc = malloc(sizeof(struct acpi_cpu_softc *) *
(mp_maxid + 1), M_TEMP /* XXX */, M_WAITOK | M_ZERO);
/* Get our Processor object. */
buf.Pointer = NULL;
buf.Length = ACPI_ALLOCATE_BUFFER;
status = AcpiEvaluateObject(handle, NULL, NULL, &buf);
if (ACPI_FAILURE(status)) {
device_printf(dev, "probe failed to get Processor obj - %s\n",
AcpiFormatException(status));
return (ENXIO);
}
obj = (ACPI_OBJECT *)buf.Pointer;
if (obj->Type != ACPI_TYPE_PROCESSOR) {
device_printf(dev, "Processor object has bad type %d\n", obj->Type);
AcpiOsFree(obj);
return (ENXIO);
}
/*
* Find the processor associated with our unit. We could use the
* ProcId as a key, however, some boxes do not have the same values
* in their Processor object as the ProcId values in the MADT.
*/
acpi_id = obj->Processor.ProcId;
AcpiOsFree(obj);
if (acpi_pcpu_get_id(dev, &acpi_id, &cpu_id) != 0)
return (ENXIO);
/*
* Check if we already probed this processor. We scan the bus twice
* so it's possible we've already seen this one.
*/
if (cpu_softc[cpu_id] != NULL)
return (ENXIO);
/* Mark this processor as in-use and save our derived id for attach. */
cpu_softc[cpu_id] = (void *)1;
acpi_set_private(dev, (void*)(intptr_t)cpu_id);
device_set_desc(dev, "ACPI CPU");
return (0);
}
static int
aibs_probe(device_t dev)
{
if (acpi_disabled("aibs") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, aibs_hids) == NULL)
return ENXIO;
device_set_desc(dev, "ASUSTeK AI Booster (ACPI ASOC ATK0110)");
return 0;
}
static int
acpi_lid_probe(device_t dev)
{
if ((acpi_get_type(dev) == ACPI_TYPE_DEVICE) &&
!acpi_disabled("lid") &&
acpi_MatchHid(dev, "PNP0C0D")) {
device_set_desc(dev, "Control Method Lid Switch");
return(0);
}
return(ENXIO);
}
static int
acpi_cmbat_probe(device_t dev)
{
static char *cmbat_ids[] = { "PNP0C0A", NULL };
if (acpi_disabled("cmbat") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, cmbat_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "ACPI Control Method Battery");
return (0);
}
static int
intelspi_probe(device_t dev)
{
static char *gpio_ids[] = { "80860F0E", NULL };
if (acpi_disabled("spi") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, gpio_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "Intel SPI Controller");
return (0);
}
static int
acpi_acad_probe(device_t dev)
{
static char *acad_ids[] = { "ACPI0003", NULL };
if (acpi_disabled("acad") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, acad_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "AC Adapter");
return (0);
}
static int
bytgpio_probe(device_t dev)
{
static char *gpio_ids[] = { "INT33FC", NULL };
if (acpi_disabled("gpio") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, gpio_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "Intel Baytrail GPIO Controller");
return (0);
}
static int
acpi_lid_probe(device_t dev)
{
static char *lid_ids[] = { "PNP0C0D", NULL };
if (acpi_disabled("lid") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, lid_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "Control Method Lid Switch");
return (0);
}
static int
acpi_tz_probe(device_t dev)
{
int result;
if (acpi_get_type(dev) == ACPI_TYPE_THERMAL && !acpi_disabled("thermal")) {
device_set_desc(dev, "Thermal Zone");
result = -10;
} else
result = ENXIO;
return (result);
}
static int
acpi_isab_probe(device_t dev)
{
static char *isa_ids[] = { "PNP0A05", "PNP0A06", NULL };
if (acpi_disabled("isab") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, isa_ids) == NULL ||
devclass_get_device(isab_devclass, 0) != dev)
return (ENXIO);
device_set_desc(dev, "ACPI Generic ISA bridge");
return (0);
}
static int
acpi_sysres_probe(device_t dev)
{
static char *sysres_ids[] = { "PNP0C01", "PNP0C02", NULL };
if (acpi_disabled("sysresource") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, sysres_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "System Resource");
device_quiet(dev);
return (BUS_PROBE_DEFAULT);
}
static int
acpi_panasonic_probe(device_t dev)
{
static char *mat_ids[] = { "MAT0019", NULL };
if (acpi_disabled("panasonic") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, mat_ids) == NULL ||
device_get_unit(dev) != 0)
return (ENXIO);
device_set_desc(dev, "Panasonic Notebook Hotkeys");
return (0);
}
static int
acpi_syscont_probe(device_t dev)
{
static char *syscont_ids[] = { "ACPI0004", "PNP0A05", "PNP0A06", NULL };
int rv;
if (acpi_disabled("syscontainer"))
return (ENXIO);
rv = ACPI_ID_PROBE(device_get_parent(dev), dev, syscont_ids, NULL);
if (rv <= 0)
device_set_desc(dev, "System Container");
return (rv);
}
static
int
ig4iic_acpi_probe(device_t dev)
{
if (acpi_disabled("ig4iic") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, ig4iic_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "Intel SoC I2C Controller");
return (BUS_PROBE_DEFAULT);
}
static int
acpi_pcib_acpi_probe(device_t dev)
{
static char *pcib_ids[] = { "PNP0A03", NULL };
if (acpi_disabled("pcib") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, pcib_ids) == NULL)
return (ENXIO);
if (pci_cfgregopen() == 0)
return (ENXIO);
device_set_desc(dev, "ACPI Host-PCI bridge");
return (0);
}
static int
acpi_cpu_probe(device_t dev)
{
int acpi_id, cpu_id;
ACPI_BUFFER buf;
ACPI_HANDLE handle;
ACPI_STATUS status;
ACPI_OBJECT *obj;
if (acpi_disabled("cpu") || acpi_get_type(dev) != ACPI_TYPE_PROCESSOR)
return ENXIO;
handle = acpi_get_handle(dev);
/*
* Get our Processor object.
*/
buf.Pointer = NULL;
buf.Length = ACPI_ALLOCATE_BUFFER;
status = AcpiEvaluateObject(handle, NULL, NULL, &buf);
if (ACPI_FAILURE(status)) {
device_printf(dev, "probe failed to get Processor obj - %s\n",
AcpiFormatException(status));
return ENXIO;
}
obj = (ACPI_OBJECT *)buf.Pointer;
if (obj->Type != ACPI_TYPE_PROCESSOR) {
device_printf(dev, "Processor object has bad type %d\n", obj->Type);
AcpiOsFree(obj);
return ENXIO;
}
acpi_id = obj->Processor.ProcId;
AcpiOsFree(obj);
/*
* Find the processor associated with our unit. We could use the
* ProcId as a key, however, some boxes do not have the same values
* in their Processor object as the ProcId values in the MADT.
*/
if (acpi_cpu_get_id(device_get_unit(dev), &acpi_id, &cpu_id) != 0)
return ENXIO;
acpi_set_magic(dev, cpu_id);
device_set_desc(dev, "ACPI CPU");
return 0;
}
static int
acpi_cmbat_probe(device_t dev)
{
if ((acpi_get_type(dev) == ACPI_TYPE_DEVICE) &&
!acpi_disabled("cmbat") &&
acpi_MatchHid(dev, "PNP0C0A")) {
/*
* Set device description.
*/
device_set_desc(dev, "Control method Battery");
return (0);
}
return (ENXIO);
}
static int
acpi_smbat_probe(device_t dev)
{
static char *smbat_ids[] = {"ACPI0001", "ACPI0005", NULL};
ACPI_STATUS status;
if (acpi_disabled("smbat") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, smbat_ids) == NULL)
return (ENXIO);
status = AcpiEvaluateObject(acpi_get_handle(dev), "_EC", NULL, NULL);
if (ACPI_FAILURE(status))
return (ENXIO);
device_set_desc(dev, "ACPI Smart Battery");
return (0);
}
static int
acpi_fujitsu_probe(device_t dev)
{
char *name;
char buffer[64];
name = ACPI_ID_PROBE(device_get_parent(dev), dev, fujitsu_ids);
if (acpi_disabled("fujitsu") || name == NULL ||
device_get_unit(dev) > 1)
return (ENXIO);
sprintf(buffer, "Fujitsu Function Hotkeys %s", name);
device_set_desc_copy(dev, buffer);
return (0);
}
static int
acpi_hpet_probe(device_t dev)
{
ACPI_FUNCTION_TRACE((char *)(uintptr_t) __func__);
if (acpi_disabled("hpet"))
return ENXIO;
if (!DEV_HPET(dev) &&
(ACPI_ID_PROBE(device_get_parent(dev), dev, hpet_ids) == NULL ||
device_get_unit(dev) != 0))
return ENXIO;
device_set_desc(dev, "High Precision Event Timer");
return 0;
}
static int
acpi_pcib_pci_probe(device_t dev)
{
if (pci_get_class(dev) != PCIC_BRIDGE ||
pci_get_subclass(dev) != PCIS_BRIDGE_PCI ||
acpi_disabled("pci"))
return (ENXIO);
if (acpi_get_handle(dev) == NULL)
return (ENXIO);
if (pci_cfgregopen() == 0)
return (ENXIO);
device_set_desc(dev, "ACPI PCI-PCI bridge");
return (-1000);
}
int
ipmi_acpi_probe(device_t dev)
{
static char *ipmi_ids[] = {"IPI0001", NULL};
if (ipmi_attached)
return (EBUSY);
if (acpi_disabled("ipmi") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, ipmi_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "IPMI System Interface");
return (0);
}
static int
acpi_pcib_pci_probe(device_t dev)
{
int error;
if (pci_get_class(dev) != PCIC_BRIDGE ||
pci_get_subclass(dev) != PCIS_BRIDGE_PCI ||
acpi_disabled("pci"))
return (ENXIO);
error = acpi_pcib_probe(dev);
if (error)
return (error);
device_set_desc(dev, "ACPI PCI-PCI bridge");
return (-100);
}
/*
* We could setup resources in the probe routine in order to have them printed
* when the device is attached.
*/
static int
acpi_ec_probe(device_t dev)
{
if ((acpi_get_type(dev) == ACPI_TYPE_DEVICE) &&
!acpi_disabled("ec") &&
acpi_MatchHid(dev, "PNP0C09")) {
/*
* Set device description
*/
device_set_desc(dev, "embedded controller");
return(0);
}
return(ENXIO);
}
/*
* Locate the ACPI timer using the FADT, set up and allocate the I/O resources
* we will be using.
*/
static int
acpi_timer_identify(driver_t *driver, device_t parent)
{
device_t dev;
u_long rlen, rstart;
int rid, rtype;
/*
* Just try once, do nothing if the 'acpi' bus is rescanned.
*/
if (device_get_state(parent) == DS_ATTACHED)
return (0);
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
if (acpi_disabled("timer") || (acpi_quirks & ACPI_Q_TIMER) ||
acpi_timer_dev)
return (ENXIO);
if ((dev = BUS_ADD_CHILD(parent, parent, 0, "acpi_timer", 0)) == NULL) {
device_printf(parent, "could not add acpi_timer0\n");
return (ENXIO);
}
acpi_timer_dev = dev;
switch (AcpiGbl_FADT.XPmTimerBlock.SpaceId) {
case ACPI_ADR_SPACE_SYSTEM_MEMORY:
rtype = SYS_RES_MEMORY;
break;
case ACPI_ADR_SPACE_SYSTEM_IO:
rtype = SYS_RES_IOPORT;
break;
default:
return (ENXIO);
}
rid = 0;
rlen = AcpiGbl_FADT.PmTimerLength;
rstart = AcpiGbl_FADT.XPmTimerBlock.Address;
if (bus_set_resource(dev, rtype, rid, rstart, rlen, -1)) {
device_printf(dev, "couldn't set resource (%s 0x%lx+0x%lx)\n",
(rtype == SYS_RES_IOPORT) ? "port" : "mem", rstart, rlen);
return (ENXIO);
}
return (0);
}