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Add implementation of the ACPI methods which hands them off to ACPI-CA.

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acpi_id_probe() returns NULL for no match or the ID string that matched
if the driver should attach.
This commit is contained in:
Nate Lawson 2004-06-29 19:00:36 +00:00
parent 43b4652a71
commit ce619b2e38
1 changed files with 58 additions and 5 deletions
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63
sys/dev/acpica/acpi.c
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@ -123,12 +123,20 @@ static int acpi_release_resource(device_t bus, device_t child, int type,
int rid, struct resource *r);
static uint32_t acpi_isa_get_logicalid(device_t dev);
static int acpi_isa_get_compatid(device_t dev, uint32_t *cids, int count);
static char *acpi_device_id_probe(device_t bus, device_t dev, char **ids);
static ACPI_STATUS acpi_device_eval_obj(device_t bus, device_t dev,
ACPI_STRING pathname, ACPI_OBJECT_LIST *parameters,
ACPI_BUFFER *ret);
static ACPI_STATUS acpi_device_walk_ns(device_t bus, device_t dev,
ACPI_OBJECT_TYPE type, UINT32 max_depth,
ACPI_WALK_CALLBACK user_fn, void *context, void **ret);
static int acpi_isa_pnp_probe(device_t bus, device_t child,
struct isa_pnp_id *ids);
static void acpi_probe_children(device_t bus);
static int acpi_probe_order(ACPI_HANDLE handle, int *order);
static ACPI_STATUS acpi_probe_child(ACPI_HANDLE handle, UINT32 level,
void *context, void **status);
static BOOLEAN acpi_MatchHid(ACPI_HANDLE h, const char *hid);
static void acpi_shutdown_final(void *arg, int howto);
static void acpi_enable_fixed_events(struct acpi_softc *sc);
static int acpi_parse_prw(ACPI_HANDLE h, struct acpi_prw_data *prw);
@ -175,6 +183,11 @@ static device_method_t acpi_methods[] = {
DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
/* ACPI bus */
DEVMETHOD(acpi_id_probe, acpi_device_id_probe),
DEVMETHOD(acpi_evaluate_object, acpi_device_eval_obj),
DEVMETHOD(acpi_walk_namespace, acpi_device_walk_ns),
/* ISA emulation */
DEVMETHOD(isa_pnp_probe, acpi_isa_pnp_probe),
@ -218,7 +231,7 @@ TUNABLE_INT("hw.acpi.serialize_methods", &acpi_serialize_methods);
static int
acpi_modevent(struct module *mod, int event, void *junk)
{
switch(event) {
switch (event) {
case MOD_LOAD:
if (!cold) {
printf("The ACPI driver cannot be loaded after boot.\n");
@ -1053,6 +1066,46 @@ out:
return_VALUE (valid);
}
static char *
acpi_device_id_probe(device_t bus, device_t dev, char **ids)
{
ACPI_HANDLE h;
int i;
h = acpi_get_handle(dev);
if (ids == NULL || h == NULL || acpi_get_type(dev) != ACPI_TYPE_DEVICE)
return (NULL);
/* Try to match one of the array of IDs with a HID or CID. */
for (i = 0; ids[i] != NULL; i++) {
if (acpi_MatchHid(h, ids[i]))
return (ids[i]);
}
return (NULL);
}
static ACPI_STATUS
acpi_device_eval_obj(device_t bus, device_t dev, ACPI_STRING pathname,
ACPI_OBJECT_LIST *parameters, ACPI_BUFFER *ret)
{
ACPI_HANDLE h;
if ((h = acpi_get_handle(dev)) == NULL)
return (AE_BAD_PARAMETER);
return (AcpiEvaluateObject(h, pathname, parameters, ret));
}
static ACPI_STATUS
acpi_device_walk_ns(device_t bus, device_t dev, ACPI_OBJECT_TYPE type,
UINT32 max_depth, ACPI_WALK_CALLBACK user_fn, void *context, void **ret)
{
ACPI_HANDLE h;
if ((h = acpi_get_handle(dev)) == NULL)
return (AE_BAD_PARAMETER);
return (AcpiWalkNamespace(type, h, max_depth, user_fn, context, ret));
}
static int
acpi_isa_pnp_probe(device_t bus, device_t child, struct isa_pnp_id *ids)
{
@ -1195,7 +1248,7 @@ acpi_probe_child(ACPI_HANDLE handle, UINT32 level, void *context, void **status)
bus = (device_t)context;
if (ACPI_SUCCESS(AcpiGetType(handle, &type))) {
switch(type) {
switch (type) {
case ACPI_TYPE_DEVICE:
case ACPI_TYPE_PROCESSOR:
case ACPI_TYPE_THERMAL:
@ -1398,8 +1451,8 @@ acpi_BatteryIsPresent(device_t dev)
/*
* Match a HID string against a handle
*/
BOOLEAN
acpi_MatchHid(ACPI_HANDLE h, char *hid)
static BOOLEAN
acpi_MatchHid(ACPI_HANDLE h, const char *hid)
{
ACPI_DEVICE_INFO *devinfo;
ACPI_BUFFER buf;
@ -2484,7 +2537,7 @@ acpiioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, d_thread_t *td)
* Currently, other ioctls just fetch information.
* Not changing system behavior.
*/
if((flag & FWRITE) == 0)
if ((flag & FWRITE) == 0)
return (EPERM);
/* Core system ioctls. */