ACPI_STATUS
AcpiInstallFixedEventHandler (
UINT32 Event,
ACPI_EVENT_HANDLER Handler,
void *Context)
{
ACPI_STATUS Status;
ACPI_FUNCTION_TRACE (AcpiInstallFixedEventHandler);
/* Parameter validation */
if (Event > ACPI_EVENT_MAX)
{
return_ACPI_STATUS (AE_BAD_PARAMETER);
}
Status = AcpiUtAcquireMutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (Status))
{
return_ACPI_STATUS (Status);
}
/* Don't allow two handlers. */
if (NULL != AcpiGbl_FixedEventHandlers[Event].Handler)
{
Status = AE_ALREADY_EXISTS;
goto Cleanup;
}
/* Install the handler before enabling the event */
AcpiGbl_FixedEventHandlers[Event].Handler = Handler;
AcpiGbl_FixedEventHandlers[Event].Context = Context;
Status = AcpiEnableEvent (Event, 0);
if (ACPI_FAILURE (Status))
{
ACPI_WARNING ((AE_INFO, "Could not enable fixed event %X", Event));
/* Remove the handler */
AcpiGbl_FixedEventHandlers[Event].Handler = NULL;
AcpiGbl_FixedEventHandlers[Event].Context = NULL;
}
else
{
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"Enabled fixed event %X, Handler=%p\n", Event, Handler));
}
Cleanup:
(void) AcpiUtReleaseMutex (ACPI_MTX_EVENTS);
return_ACPI_STATUS (Status);
}
static ACPI_STATUS
EcTransaction(struct acpi_ec_softc *sc, EC_REQUEST *EcRequest)
{
ACPI_STATUS Status;
/*
* Lock the EC
*/
if (ACPI_FAILURE(Status = EcLock(sc)))
return(Status);
/*
* Perform the transaction.
*/
switch (EcRequest->Command) {
case EC_COMMAND_READ:
Status = EcRead(sc, EcRequest->Address, &(EcRequest->Data));
break;
case EC_COMMAND_WRITE:
Status = EcWrite(sc, EcRequest->Address, &(EcRequest->Data));
break;
default:
Status = AE_SUPPORT;
break;
}
/*
* Unlock the EC
*/
EcUnlock(sc);
/*
* Clear & Re-Enable the EC GPE:
* -----------------------------
* 'Consume' any EC GPE events that we generated while performing
* the transaction (e.g. IBF/OBF). Clearing the GPE here shouldn't
* have an adverse affect on outstanding EC-SCI's, as the source
* (EC-SCI) will still be high and thus should trigger the GPE
* immediately after we re-enabling it.
*/
if (sc->ec_pendquery){
if (ACPI_FAILURE(AcpiOsQueueForExecution(OSD_PRIORITY_HIGH,
EcGpeQueryHandler, sc)))
printf("Pend Query Queuing Failed\n");
sc->ec_pendquery = 0;
}
if (ACPI_FAILURE(AcpiClearEvent(sc->ec_gpebit, ACPI_EVENT_GPE)))
ACPI_VPRINT(sc->ec_dev, acpi_device_get_parent_softc(sc->ec_dev),
"EcRequest: Unable to clear the EC GPE.\n");
if (ACPI_FAILURE(AcpiEnableEvent(sc->ec_gpebit, ACPI_EVENT_GPE, 0)))
ACPI_VPRINT(sc->ec_dev, acpi_device_get_parent_softc(sc->ec_dev),
"EcRequest: Unable to re-enable the EC GPE.\n");
return(Status);
}
static ACPI_STATUS
EcTransaction(struct acpi_ec_softc *sc, EC_REQUEST *EcRequest)
{
ACPI_STATUS Status;
if ((Status = EcLock(sc)) != AE_OK)
return (Status);
/*
* Perform the transaction.
*/
switch (EcRequest->Command) {
case EC_COMMAND_READ:
Status = EcRead(sc, EcRequest->Address, &(EcRequest->Data));
break;
case EC_COMMAND_WRITE:
Status = EcWrite(sc, EcRequest->Address, &(EcRequest->Data));
break;
default:
Status = AE_SUPPORT;
break;
}
/*
* Clear & Re-Enable the EC GPE:
* -----------------------------
* 'Consume' any EC GPE events that we generated while performing
* the transaction (e.g. IBF/OBF). Clearing the GPE here shouldn't
* have an adverse affect on outstanding EC-SCI's, as the source
* (EC-SCI) will still be high and thus should trigger the GPE
* immediately after we re-enabling it.
*/
if (sc->sc_flags & EC_F_PENDQUERY) {
if (AcpiOsQueueForExecution(OSD_PRIORITY_HIGH,
EcGpeQueryHandler, sc) != AE_OK)
printf("%s: unable to queue pending query\n",
sc->sc_dev.dv_xname);
sc->sc_flags &= ~EC_F_PENDQUERY;
}
if (AcpiClearEvent(sc->sc_gpebit, ACPI_EVENT_GPE) != AE_OK)
printf("%s: EcRequest: unable to clear EC GPE\n",
sc->sc_dev.dv_xname);
if (AcpiEnableEvent(sc->sc_gpebit, ACPI_EVENT_GPE) != AE_OK)
printf("%s: EcRequest: unable to reenable EC GPE\n",
sc->sc_dev.dv_xname);
EcUnlock(sc);
return(Status);
}
void
AeMiscellaneousTests (
void)
{
ACPI_BUFFER ReturnBuf;
char Buffer[32];
ACPI_STATUS Status;
ACPI_STATISTICS Stats;
ACPI_HANDLE Handle;
#if (!ACPI_REDUCED_HARDWARE)
UINT32 LockHandle1;
UINT32 LockHandle2;
ACPI_VENDOR_UUID Uuid =
{0, {ACPI_INIT_UUID (0,0,0,0,0,0,0,0,0,0,0)}};
#endif /* !ACPI_REDUCED_HARDWARE */
Status = AcpiGetHandle (NULL, "\\", &Handle);
ACPI_CHECK_OK (AcpiGetHandle, Status);
if (AcpiGbl_DoInterfaceTests)
{
/*
* Tests for AcpiLoadTable and AcpiUnloadParentTable
*/
/* Attempt unload of DSDT, should fail */
Status = AcpiGetHandle (NULL, "\\_SB_", &Handle);
ACPI_CHECK_OK (AcpiGetHandle, Status);
Status = AcpiUnloadParentTable (Handle);
ACPI_CHECK_STATUS (AcpiUnloadParentTable, Status, AE_TYPE);
/* Load and unload SSDT4 */
Status = AcpiLoadTable ((ACPI_TABLE_HEADER *) Ssdt4Code);
ACPI_CHECK_OK (AcpiLoadTable, Status);
Status = AcpiGetHandle (NULL, "\\_T96", &Handle);
ACPI_CHECK_OK (AcpiGetHandle, Status);
Status = AcpiUnloadParentTable (Handle);
ACPI_CHECK_OK (AcpiUnloadParentTable, Status);
/* Re-load SSDT4 */
Status = AcpiLoadTable ((ACPI_TABLE_HEADER *) Ssdt4Code);
ACPI_CHECK_OK (AcpiLoadTable, Status);
/* Unload and re-load SSDT2 (SSDT2 is in the XSDT) */
Status = AcpiGetHandle (NULL, "\\_T99", &Handle);
ACPI_CHECK_OK (AcpiGetHandle, Status);
Status = AcpiUnloadParentTable (Handle);
ACPI_CHECK_OK (AcpiUnloadParentTable, Status);
Status = AcpiLoadTable ((ACPI_TABLE_HEADER *) Ssdt2Code);
ACPI_CHECK_OK (AcpiLoadTable, Status);
/* Load OEM9 table (causes table override) */
Status = AcpiLoadTable ((ACPI_TABLE_HEADER *) Ssdt3Code);
ACPI_CHECK_OK (AcpiLoadTable, Status);
}
AeHardwareInterfaces ();
AeGenericRegisters ();
AeSetupConfiguration (Ssdt3Code);
AeTestBufferArgument();
AeTestPackageArgument ();
AeMutexInterfaces ();
AeTestSleepData ();
/* Test _OSI install/remove */
Status = AcpiInstallInterface ("");
ACPI_CHECK_STATUS (AcpiInstallInterface, Status, AE_BAD_PARAMETER);
Status = AcpiInstallInterface ("TestString");
ACPI_CHECK_OK (AcpiInstallInterface, Status);
Status = AcpiInstallInterface ("TestString");
ACPI_CHECK_STATUS (AcpiInstallInterface, Status, AE_ALREADY_EXISTS);
Status = AcpiRemoveInterface ("Windows 2006");
ACPI_CHECK_OK (AcpiRemoveInterface, Status);
Status = AcpiRemoveInterface ("TestString");
ACPI_CHECK_OK (AcpiRemoveInterface, Status);
Status = AcpiRemoveInterface ("XXXXXX");
ACPI_CHECK_STATUS (AcpiRemoveInterface, Status, AE_NOT_EXIST);
Status = AcpiInstallInterface ("AnotherTestString");
ACPI_CHECK_OK (AcpiInstallInterface, Status);
/* Test _OSI execution */
Status = ExecuteOSI ("Extended Address Space Descriptor", ACPI_UINT64_MAX);
ACPI_CHECK_OK (ExecuteOSI, Status);
Status = ExecuteOSI ("Windows 2001", ACPI_UINT64_MAX);
ACPI_CHECK_OK (ExecuteOSI, Status);
Status = ExecuteOSI ("MichiganTerminalSystem", 0);
ACPI_CHECK_OK (ExecuteOSI, Status);
ReturnBuf.Length = 32;
ReturnBuf.Pointer = Buffer;
Status = AcpiGetName (ACPI_ROOT_OBJECT,
ACPI_FULL_PATHNAME_NO_TRAILING, &ReturnBuf);
ACPI_CHECK_OK (AcpiGetName, Status);
/* Get Devices */
Status = AcpiGetDevices (NULL, AeGetDevices, NULL, NULL);
ACPI_CHECK_OK (AcpiGetDevices, Status);
Status = AcpiGetStatistics (&Stats);
ACPI_CHECK_OK (AcpiGetStatistics, Status);
#if (!ACPI_REDUCED_HARDWARE)
Status = AcpiInstallGlobalEventHandler (AeGlobalEventHandler, NULL);
ACPI_CHECK_OK (AcpiInstallGlobalEventHandler, Status);
/* If Hardware Reduced flag is set, we are all done */
if (AcpiGbl_ReducedHardware)
{
return;
}
Status = AcpiEnableEvent (ACPI_EVENT_GLOBAL, 0);
ACPI_CHECK_OK (AcpiEnableEvent, Status);
/*
* GPEs: Handlers, enable/disable, etc.
*/
Status = AcpiInstallGpeHandler (NULL, 0,
ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0);
ACPI_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiRemoveGpeHandler (NULL, 0, AeGpeHandler);
ACPI_CHECK_OK (AcpiRemoveGpeHandler, Status);
Status = AcpiInstallGpeHandler (NULL, 0,
ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0);
ACPI_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiSetGpe (NULL, 0, ACPI_GPE_DISABLE);
ACPI_CHECK_OK (AcpiSetGpe, Status);
Status = AcpiSetGpe (NULL, 0, ACPI_GPE_ENABLE);
ACPI_CHECK_OK (AcpiSetGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 1,
ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 1);
ACPI_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 2,
ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 2);
ACPI_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 3,
ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiInstallGpeHandler (NULL, 4,
ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiInstallGpeHandler (NULL, 5,
ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiGetHandle (NULL, "\\_SB", &Handle);
ACPI_CHECK_OK (AcpiGetHandle, Status);
Status = AcpiSetupGpeForWake (Handle, NULL, 5);
ACPI_CHECK_OK (AcpiSetupGpeForWake, Status);
Status = AcpiSetGpeWakeMask (NULL, 5, ACPI_GPE_ENABLE);
ACPI_CHECK_OK (AcpiSetGpeWakeMask, Status);
Status = AcpiSetupGpeForWake (Handle, NULL, 6);
ACPI_CHECK_OK (AcpiSetupGpeForWake, Status);
Status = AcpiSetupGpeForWake (ACPI_ROOT_OBJECT, NULL, 6);
ACPI_CHECK_OK (AcpiSetupGpeForWake, Status);
Status = AcpiSetupGpeForWake (Handle, NULL, 9);
ACPI_CHECK_OK (AcpiSetupGpeForWake, Status);
Status = AcpiInstallGpeHandler (NULL, 0x19,
ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0x19);
ACPI_CHECK_OK (AcpiEnableGpe, Status);
/* GPE block 1 */
Status = AcpiInstallGpeHandler (NULL, 101,
ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 101);
ACPI_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiDisableGpe (NULL, 101);
ACPI_CHECK_OK (AcpiDisableGpe, Status);
AfInstallGpeBlock ();
/* Here is where the GPEs are actually "enabled" */
Status = AcpiUpdateAllGpes ();
ACPI_CHECK_OK (AcpiUpdateAllGpes, Status);
Status = AcpiGetHandle (NULL, "RSRC", &Handle);
if (ACPI_SUCCESS (Status))
{
ReturnBuf.Length = ACPI_ALLOCATE_BUFFER;
Status = AcpiGetVendorResource (Handle, "_CRS", &Uuid, &ReturnBuf);
if (ACPI_SUCCESS (Status))
{
AcpiOsFree (ReturnBuf.Pointer);
}
}
/* Test global lock */
Status = AcpiAcquireGlobalLock (0xFFFF, &LockHandle1);
ACPI_CHECK_OK (AcpiAcquireGlobalLock, Status);
Status = AcpiAcquireGlobalLock (0x5, &LockHandle2);
ACPI_CHECK_OK (AcpiAcquireGlobalLock, Status);
Status = AcpiReleaseGlobalLock (LockHandle1);
ACPI_CHECK_OK (AcpiReleaseGlobalLock, Status);
Status = AcpiReleaseGlobalLock (LockHandle2);
ACPI_CHECK_OK (AcpiReleaseGlobalLock, Status);
#endif /* !ACPI_REDUCED_HARDWARE */
}
void
enable_fixed_event(uint32 event)
{
AcpiEnableEvent(event, 0);
}
void
AeMiscellaneousTests (
void)
{
ACPI_HANDLE Handle;
ACPI_BUFFER ReturnBuf;
char Buffer[32];
ACPI_VENDOR_UUID Uuid = {0, {ACPI_INIT_UUID (0,0,0,0,0,0,0,0,0,0,0)}};
ACPI_STATUS Status;
UINT32 LockHandle1;
UINT32 LockHandle2;
ACPI_STATISTICS Stats;
AeHardwareInterfaces ();
AeGenericRegisters ();
AeSetupConfiguration (Ssdt3Code);
AeTestBufferArgument();
AeTestPackageArgument ();
Status = AcpiInstallInterface ("");
AE_CHECK_STATUS (AcpiInstallInterface, Status, AE_BAD_PARAMETER);
Status = AcpiInstallInterface ("TestString");
AE_CHECK_OK (AcpiInstallInterface, Status);
Status = AcpiInstallInterface ("TestString");
AE_CHECK_STATUS (AcpiInstallInterface, Status, AE_ALREADY_EXISTS);
Status = AcpiRemoveInterface ("Windows 2006");
AE_CHECK_OK (AcpiRemoveInterface, Status);
Status = AcpiRemoveInterface ("TestString");
AE_CHECK_OK (AcpiRemoveInterface, Status);
Status = AcpiRemoveInterface ("XXXXXX");
AE_CHECK_STATUS (AcpiRemoveInterface, Status, AE_NOT_EXIST);
Status = AcpiInstallInterface ("AnotherTestString");
AE_CHECK_OK (AcpiInstallInterface, Status);
Status = ExecuteOSI ("Windows 2001", 0xFFFFFFFF);
AE_CHECK_OK (ExecuteOSI, Status);
Status = ExecuteOSI ("MichiganTerminalSystem", 0);
AE_CHECK_OK (ExecuteOSI, Status);
ReturnBuf.Length = 32;
ReturnBuf.Pointer = Buffer;
Status = AcpiGetName (AcpiGbl_RootNode, ACPI_FULL_PATHNAME, &ReturnBuf);
AE_CHECK_OK (AcpiGetName, Status);
Status = AcpiEnableEvent (ACPI_EVENT_GLOBAL, 0);
AE_CHECK_OK (AcpiEnableEvent, Status);
/*
* GPEs: Handlers, enable/disable, etc.
*/
Status = AcpiInstallGpeHandler (NULL, 0, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiRemoveGpeHandler (NULL, 0, AeGpeHandler);
AE_CHECK_OK (AcpiRemoveGpeHandler, Status);
Status = AcpiInstallGpeHandler (NULL, 0, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiSetGpe (NULL, 0, ACPI_GPE_DISABLE);
AE_CHECK_OK (AcpiSetGpe, Status);
Status = AcpiSetGpe (NULL, 0, ACPI_GPE_ENABLE);
AE_CHECK_OK (AcpiSetGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 1, ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 1);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 2, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 2);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 3, ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiInstallGpeHandler (NULL, 4, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiInstallGpeHandler (NULL, 5, ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiInstallGpeHandler (NULL, 0x19, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0x19);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 0x62, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0x62);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiDisableGpe (NULL, 0x62);
AE_CHECK_OK (AcpiDisableGpe, Status);
AfInstallGpeBlock ();
Status = AcpiGetHandle (NULL, "RSRC", &Handle);
if (ACPI_SUCCESS (Status))
{
ReturnBuf.Length = ACPI_ALLOCATE_BUFFER;
Status = AcpiGetVendorResource (Handle, "_CRS", &Uuid, &ReturnBuf);
if (ACPI_SUCCESS (Status))
{
AcpiOsFree (ReturnBuf.Pointer);
}
}
/* Test global lock */
Status = AcpiAcquireGlobalLock (0xFFFF, &LockHandle1);
AE_CHECK_OK (AcpiAcquireGlobalLock, Status);
Status = AcpiAcquireGlobalLock (0x5, &LockHandle2);
AE_CHECK_OK (AcpiAcquireGlobalLock, Status);
Status = AcpiReleaseGlobalLock (LockHandle1);
AE_CHECK_OK (AcpiReleaseGlobalLock, Status);
Status = AcpiReleaseGlobalLock (LockHandle2);
AE_CHECK_OK (AcpiReleaseGlobalLock, Status);
/* Get Devices */
Status = AcpiGetDevices (NULL, AeGetDevices, NULL, NULL);
AE_CHECK_OK (AcpiGetDevices, Status);
Status = AcpiGetStatistics (&Stats);
AE_CHECK_OK (AcpiGetStatistics, Status);
}
ACPI_STATUS
AtFixedEventsCommon(
UINT32 ApiCall,
UINT32 CheckAction,
ACPI_STATUS ExpectedStatus)
{
ACPI_STATUS Status;
UINT32 Event, Flags = 0;
UINT32 i;
char *ApiCallName;
ACPI_EVENT_STATUS EventStatus, *EventStatusPointer = &EventStatus;
Status = AtSubsystemInit(
AAPITS_INI_DEF,
AAPITS_EN_FLAGS, AAPITS_OI_FLAGS, NULL);
if (ACPI_FAILURE(Status))
{
return (Status);
}
for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++)
{
switch (i)
{
case 0:
Event = ACPI_EVENT_PMTIMER;
break;
case 1:
Event = ACPI_EVENT_GLOBAL;
break;
case 2:
Event = ACPI_EVENT_POWER_BUTTON;
break;
case 3:
Event = ACPI_EVENT_SLEEP_BUTTON;
break;
case 4:
Event = ACPI_EVENT_RTC;
break;
default:
TestErrors++;
printf ("Test Error: the number of Fixed Events (%d) too big (should be 5)\n",
ACPI_NUM_FIXED_EVENTS);
return (AE_ERROR);
}
if (CheckAction == 1)
{
Event += ACPI_NUM_FIXED_EVENTS;
}
else if (CheckAction == 2)
{
EventStatusPointer = NULL;
}
switch (ApiCall)
{
case 0:
ApiCallName = "AcpiEnableEvent";
Status = AcpiEnableEvent(Event, Flags);
break;
case 1:
ApiCallName = "AcpiDisableEvent";
Status = AcpiDisableEvent(Event, Flags);
break;
case 2:
ApiCallName = "AcpiClearEvent";
Status = AcpiClearEvent(Event);
break;
case 3:
ApiCallName = "AcpiGetEventStatus";
Status = AcpiGetEventStatus(Event, EventStatusPointer);
break;
default:
TestErrors++;
printf ("Test Error: the ApiCall number (%d) should be in range 0-3\n",
ApiCall);
return (AE_ERROR);
}
if (Status != ExpectedStatus)
{
AapiErrors++;
printf ("Api Error: %s(%d) returned %s, expected %s\n",
ApiCallName, Event, AcpiFormatException(Status),
AcpiFormatException(ExpectedStatus));
if (Status != AE_OK)
{
return (Status);
}
else
{
return (AE_ERROR);
}
}
}
return (AtTerminateCtrlCheck(AE_OK, ALL_STAT));
}
static void
EcGpeQueryHandler(void *Context)
{
struct acpi_ec_softc *sc = (struct acpi_ec_softc *)Context;
UINT8 Data;
ACPI_STATUS Status;
char qxx[5];
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
for (;;) {
/*
* Check EC_SCI.
*
* Bail out if the EC_SCI bit of the status register is not set.
* Note that this function should only be called when
* this bit is set (polling is used to detect IBE/OBF events).
*
* It is safe to do this without locking the controller, as it's
* OK to call EcQuery when there's no data ready; in the worst
* case we should just find nothing waiting for us and bail.
*/
if (!(EC_GET_CSR(sc) & EC_EVENT_SCI))
break;
/*
* Find out why the EC is signalling us
*/
Status = EcQuery(sc, &Data);
/*
* If we failed to get anything from the EC, give up
*/
if (ACPI_FAILURE(Status)) {
ACPI_VPRINT(sc->ec_dev, acpi_device_get_parent_softc(sc->ec_dev),
"GPE query failed - %s\n", AcpiFormatException(Status));
break;
}
/*
* Evaluate _Qxx to respond to the controller.
*/
sprintf(qxx, "_Q%02x", Data);
strupr(qxx);
Status = AcpiEvaluateObject(sc->ec_handle, qxx, NULL, NULL);
/*
* Ignore spurious query requests.
*/
if (ACPI_FAILURE(Status) && (Data != 0 || Status != AE_NOT_FOUND)) {
ACPI_VPRINT(sc->ec_dev, acpi_device_get_parent_softc(sc->ec_dev),
"evaluation of GPE query method %s failed - %s\n",
qxx, AcpiFormatException(Status));
}
}
/* I know I request Level trigger cleanup */
if (ACPI_FAILURE(AcpiClearEvent(sc->ec_gpebit, ACPI_EVENT_GPE)))
printf("EcGpeQueryHandler:ClearEvent Failed\n");
if (ACPI_FAILURE(AcpiEnableEvent(sc->ec_gpebit, ACPI_EVENT_GPE, 0)))
printf("EcGpeQueryHandler:EnableEvent Failed\n");
return_VOID;
}
void
acpi_secondary_init(void)
{
ACPI_STATUS Status;
ACPI_STATUS DisplayOneDevice (ACPI_HANDLE, UINT32, void *, void **);
/* Complete the ACPICA initialization sequence */
Status = AcpiInitializeSubsystem ();
if (ACPI_FAILURE (Status)) {
DLOG_COM1 ("Failed to initialize ACPI.\n");
}
Status = AcpiReallocateRootTable ();
if (ACPI_FAILURE (Status)) {
DLOG_COM1 ("Failed: AcpiReallocateRootTable %d.\n", Status);
}
Status = AcpiLoadTables ();
if (ACPI_FAILURE (Status)) {
DLOG_COM1 ("Failed: AcpiLoadTables.\n");
}
Status = AcpiEnableSubsystem (ACPI_FULL_INITIALIZATION);
if (ACPI_FAILURE (Status)) {
DLOG_COM1 ("Failed: AcpiEnableSubsystem.\n");
}
Status = AcpiInitializeObjects (ACPI_FULL_INITIALIZATION);
if (ACPI_FAILURE (Status)) {
DLOG_COM1 ("Failed: AcpiInitializeObjects.\n");
}
/* Must enable IOAPIC before checking any PCI routing tables. */
acpi_enable_IOAPIC ();
/* Install System Control Interrupt */
u8 vector = find_unused_vector (MINIMUM_VECTOR_PRIORITY);
if (vector) {
u64 flags = IOAPIC_DELIVERY_FIXED | IOAPIC_DESTINATION_LOGICAL;
u8 gsi = acpi_sci_irq;
/* SCI defaults to LEVEL/LOW in IO-APIC mode. */
if ((acpi_sci_flags & ACPI_MADT_POLARITY_MASK) == ACPI_MADT_POLARITY_ACTIVE_HIGH)
flags |= IOAPIC_POLARITY_HIGH;
else
flags |= IOAPIC_POLARITY_LOW;
if ((acpi_sci_flags & ACPI_MADT_TRIGGER_MASK) == ACPI_MADT_TRIGGER_EDGE)
flags |= IOAPIC_TRIGGER_EDGE;
else
flags |= IOAPIC_TRIGGER_LEVEL;
if (IOAPIC_map_GSI (gsi, vector, 0x0100000000000000ULL | flags) != -1) {
set_vector_handler (vector, acpi_irq_handler);
DLOG ("ACPI: mapped GSI 0x%X to vector 0x%X (%s, %s)\n",
gsi, vector,
flags & IOAPIC_TRIGGER_LEVEL ? "level" : "edge",
flags & IOAPIC_POLARITY_LOW ? "low" : "high");
} else
DLOG ("ACPI: failed to map GSI\n");
} else
DLOG ("ACPI: failed to find unused vector\n");
DLOG ("AcpiEnableEvent returned %d\n",
AcpiEnableEvent (ACPI_EVENT_POWER_BUTTON, 0));
DLOG ("AcpiInstallFixedEventHandler returned %d\n",
AcpiInstallFixedEventHandler (ACPI_EVENT_POWER_BUTTON, acpi_power_button, NULL));
DLOG ("AcpiInstallNotifyHandler returned %d\n",
AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_SYSTEM_NOTIFY, acpi_notify_handler, NULL));
DLOG ("AcpiInstallNotifyHandler returned %d\n",
AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_DEVICE_NOTIFY, acpi_notify_handler, NULL));
extern u8 AcpiGbl_OsiData;
AcpiGbl_OsiData=0;
/* Walk the System Bus "\_SB_" and output info about each object
* found. */
#if 0
ACPI_HANDLE SysBusHandle;
AcpiGetHandle (ACPI_ROOT_OBJECT, ACPI_NS_SYSTEM_BUS, &SysBusHandle);
AcpiWalkNamespace (ACPI_TYPE_ANY, SysBusHandle, INT_MAX,
DisplayOneDevice, NULL, NULL);
#else
AcpiGetDevices (NULL, DisplayOneDevice, NULL, NULL);
#endif
}
static void
EcGpeQueryHandler(void *Context)
{
struct acpi_ec_softc *sc = Context;
UINT8 Data;
ACPI_STATUS Status;
char qxx[5];
FUNCTION_TRACE(__FUNCTION__);
for (;;) {
/*
* Check EC_SCI.
*
* Bail out if the EC_SCI bit of the status register is not
* set. Note that this function should only be called when
* this bit is set (polling is used to detect IBE/OBF events).
*
* It is safe to do this without locking the controller, as
* it's OK to call EcQuery when there's no data ready; in the
* worst case we should just find nothing waiting for us and
* bail.
*/
if ((EC_CSR_READ(sc) & EC_EVENT_SCI) == 0)
break;
/*
* Find out why the EC is signalling us
*/
Status = EcQuery(sc, &Data);
/*
* If we failed to get anything from the EC, give up.
*/
if (Status != AE_OK) {
printf("%s: GPE query failed: %d\n",
sc->sc_dev.dv_xname, Status);
break;
}
/*
* Evaluate _Qxx to respond to the controller.
*/
sprintf(qxx, "_Q%02x", Data);
strupr(qxx);
Status = AcpiEvaluateObject(sc->sc_node->ad_handle, qxx,
NULL, NULL);
/*
* Ignore spurious query requests.
*/
if (Status != AE_OK &&
(Data != 0 || Status != AE_NOT_FOUND)) {
printf("%s: evaluation of GPE query method %s "
"failed: %d\n", sc->sc_dev.dv_xname, qxx, Status);
}
}
/* I know I request Level trigger cleanup */
if (AcpiClearEvent(sc->sc_gpebit, ACPI_EVENT_GPE) != AE_OK)
printf("%s: AcpiClearEvent failed\n", sc->sc_dev.dv_xname);
if (AcpiEnableEvent(sc->sc_gpebit, ACPI_EVENT_GPE) != AE_OK)
printf("%s: AcpiEnableEvent failed\n", sc->sc_dev.dv_xname);
return_VOID;
}
void start() {
ACPI_STATUS status = AE_OK;
printf("acpica: starting...\n");
// NB! Must be at least as large as physical memory - the ACPI tables could
// be anywhere. (Could be handled by AcpiOsMapMemory though.)
map(0, MAP_PHYS | PROT_READ | PROT_WRITE | PROT_NO_CACHE,
(void*)ACPI_PHYS_BASE, 0, USER_MAP_MAX - ACPI_PHYS_BASE);
__default_section_init();
AcpiDbgLayer = 0;
AcpiDbgLevel = ACPI_LV_REPAIR | ACPI_LV_INTERRUPTS;
status = InitializeFullAcpi ();
CHECK_STATUS("InitializeFullAcpi");
int pic_mode = 0; // Default is PIC mode if something fails
status = PrintAPICTable();
CHECK_STATUS("PrintAPICTable");
status = FindIOAPICs(&pic_mode);
CHECK_STATUS("Find IOAPIC");
status = ExecuteOSI(pic_mode);
CHECK_STATUS("ExecuteOSI");
// Tables we get in Bochs:
// * DSDT: All the AML code
// * FACS
// * FACP
// * APIC (= MADT)
// * SSDT: Secondary System Description Table
// Contains more AML code loaded automatically by ACPICA
// More tables on qemu:
// * Another SSDT (Loaded by ACPICA)
// * HPET table
// PrintFACSTable();
// PrintFACPTable();
// TODO Iterate through and disable all pci interrupt link devices (call
// _DIS). Then we'll enable the ones we actually intend to use.
EnumeratePCI();
AcpiWriteBitRegister(ACPI_BITREG_SCI_ENABLE, 1);
//AcpiWriteBitRegister(ACPI_BITREG_POWER_BUTTON_ENABLE, 1);
AcpiInstallGlobalEventHandler(GlobalEventHandler, NULL);
AcpiEnableEvent(ACPI_EVENT_POWER_BUTTON, 0);
for (;;) {
ipc_dest_t rcpt = 0x100;
ipc_arg_t arg = 0;
ipc_arg_t arg2 = 0;
ipc_msg_t msg = recv2(&rcpt, &arg, &arg2);
//printf("acpica: Received %#lx from %#lx: %#lx %#lx\n", msg, rcpt, arg, arg2);
if (msg == MSG_PULSE) {
if (AcpiOsCheckInterrupt(rcpt, arg)) {
continue;
} else {
printf("acpica: Unhandled pulse: %#x from %#lx\n", arg, rcpt);
}
}
switch (msg & 0xff)
{
case MSG_ACPI_FIND_PCI:
MsgFindPci(rcpt, arg);
break;
case MSG_ACPI_CLAIM_PCI:
MsgClaimPci(rcpt, arg, arg2);
break;
// This feels a bit wrong, but as long as we use PIO access to PCI
// configuration space, we need to serialize all accesses.
case MSG_ACPI_READ_PCI:
arg = PciReadWord((arg & 0x7ffffffc) | 0x80000000);
send1(MSG_ACPI_READ_PCI, rcpt, arg);
break;
case MSG_ACPI_DEBUGGER_INIT:
debugger_pre_cmd();
send0(MSG_ACPI_DEBUGGER_INIT, rcpt);
break;
case MSG_ACPI_DEBUGGER_BUFFER:
assert(debugger_buffer_pos < ACPI_DB_LINE_BUFFER_SIZE);
AcpiGbl_DbLineBuf[debugger_buffer_pos++] = arg;
send0(MSG_ACPI_DEBUGGER_BUFFER, rcpt);
break;
case MSG_ACPI_DEBUGGER_CMD:
assert(debugger_buffer_pos < ACPI_DB_LINE_BUFFER_SIZE);
AcpiGbl_DbLineBuf[debugger_buffer_pos++] = 0;
putchar('\n');
AcpiDbCommandDispatch(AcpiGbl_DbLineBuf, NULL, NULL);
debugger_pre_cmd();
send0(MSG_ACPI_DEBUGGER_CMD, rcpt);
break;
case MSG_ACPI_DEBUGGER_CLR_BUFFER:
debugger_pre_cmd();
send0(MSG_ACPI_DEBUGGER_CLR_BUFFER, rcpt);
break;
case MSG_REG_IRQ:
RegIRQ(rcpt, arg);
continue;
case MSG_IRQ_ACK:
AckIRQ(rcpt);
continue;
}
// TODO Handle other stuff.
if (rcpt == 0x100)
{
hmod(rcpt, 0, 0);
}
}
__builtin_unreachable();
failed:
printf("ACPI failed :( (status %x)\n", status);
abort();
}
