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Wrap the interrupt handler so that we can get the ACPI lock.

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This commit is contained in:
Mike Smith 2001-06-29 21:21:08 +00:00
parent 63b0786f0c
commit 04b09dd665
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=79000
1 changed files with 20 additions and 2 deletions
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22
sys/dev/acpica/Osd/OsdInterrupt.c
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@ -43,6 +43,9 @@
#define _COMPONENT ACPI_OS_SERVICES
MODULE_NAME("INTERRUPT")
static void InterruptWrapper(void *arg);
static OSD_HANDLER InterruptHandler;
/*
* XXX this does not correctly free resources in the case of partically successful
* attachment.
@ -58,6 +61,11 @@ AcpiOsInstallInterruptHandler(UINT32 InterruptNumber, OSD_HANDLER ServiceRoutine
return_ACPI_STATUS(AE_BAD_PARAMETER);
if (ServiceRoutine == NULL)
return_ACPI_STATUS(AE_BAD_PARAMETER);
if (InterruptHandler != NULL) {
device_printf(sc->acpi_dev, "can't register more than one ACPI interrupt\n");
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
InterruptHandler = ServiceRoutine;
if ((sc = devclass_get_softc(acpi_devclass, 0)) == NULL)
panic("can't find ACPI device to register interrupt");
@ -79,8 +87,8 @@ AcpiOsInstallInterruptHandler(UINT32 InterruptNumber, OSD_HANDLER ServiceRoutine
device_printf(sc->acpi_dev, "could not allocate SCI interrupt\n");
return_ACPI_STATUS(AE_EXIST);
}
if (bus_setup_intr(sc->acpi_dev, sc->acpi_irq, INTR_TYPE_MISC, (driver_intr_t *)ServiceRoutine, Context,
&sc->acpi_irq_handle)) {
if (bus_setup_intr(sc->acpi_dev, sc->acpi_irq, INTR_TYPE_MISC, (driver_intr_t *)InterruptWrapper,
Context, &sc->acpi_irq_handle)) {
device_printf(sc->acpi_dev, "could not set up SCI interrupt\n");
return_ACPI_STATUS(AE_EXIST);
}
@ -115,3 +123,13 @@ AcpiOsRemoveInterruptHandler (UINT32 InterruptNumber, OSD_HANDLER ServiceRoutine
return_ACPI_STATUS(AE_OK);
}
/*
* Interrupt handler wrapper.
*/
static void
InterruptWrapper(void *arg)
{
ACPI_LOCK;
InterruptHandler(arg);
ACPI_UNLOCK;
}